zer_cov_trace_const_cmp4+0x16/0x20
[  348.930457]  ? refcount_sub_and_test_checked+0x203/0x310
[  348.935912]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  348.941363]  ? addrconf_rs_timer+0x6f0/0x6f0
[  348.945804]  ndisc_alloc_skb+0x144/0x340
[  348.949863]  ndisc_send_rs+0x331/0x6e0
[  348.953756]  addrconf_rs_timer+0x3c0/0x6f0
[  348.957997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.962245]  call_timer_fn+0x272/0x920
[  348.966137]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.970396]  ? process_timeout+0x40/0x40
[  348.974453]  ? find_held_lock+0x36/0x1c0
[  348.978531]  ? __run_timers+0x7da/0xc70
[  348.982517]  ? _raw_spin_unlock_irq+0x27/0x80
[  348.987027]  ? _raw_spin_unlock_irq+0x27/0x80
[  348.991526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  348.995763]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  349.000347]  ? trace_hardirqs_on+0xbd/0x310
[  349.004664]  ? kasan_check_read+0x11/0x20
[  349.008826]  ? __run_timers+0x7da/0xc70
[  349.012802]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  349.018271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.022530]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  349.026767]  __run_timers+0x7e5/0xc70
[  349.030583]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  349.035947]  ? compat_start_thread+0x80/0x80
[  349.040361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.045911]  ? _raw_spin_unlock_irq+0x60/0x80
[  349.050430]  ? finish_task_switch+0x1f5/0x900
[  349.054938]  ? finish_task_switch+0x1b5/0x900
[  349.059433]  ? __switch_to_asm+0x34/0x70
[  349.063501]  ? preempt_notifier_register+0x200/0x200
[  349.068609]  ? __switch_to_asm+0x34/0x70
[  349.072671]  ? __switch_to_asm+0x40/0x70
[  349.076750]  ? __switch_to_asm+0x34/0x70
[  349.080811]  ? __switch_to_asm+0x40/0x70
[  349.084866]  ? __switch_to_asm+0x34/0x70
[  349.088937]  ? __switch_to_asm+0x40/0x70
[  349.092997]  ? __switch_to_asm+0x40/0x70
[  349.097068]  ? pvclock_read_flags+0x160/0x160
[  349.101566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.107103]  ? check_preemption_disabled+0x48/0x200
[  349.112160]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  349.117703]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  349.122982]  ? rcu_pm_notify+0xc0/0xc0
[  349.126882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.132435]  ? check_preemption_disabled+0x48/0x200
[  349.137459]  run_timer_softirq+0x52/0xb0
[  349.141534]  ? rcu_read_lock_sched_held+0x108/0x120
[  349.146554]  __do_softirq+0x30b/0xad8
[  349.150390]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  349.155493]  ? trace_hardirqs_off_caller+0x300/0x300
[  349.160606]  ? schedule+0x108/0x460
[  349.164249]  ? __schedule+0x1ed0/0x1ed0
[  349.168233]  ? trace_hardirqs_off+0xb8/0x300
[  349.172643]  ? ___might_sleep+0x1ed/0x300
[  349.176790]  ? smpboot_thread_fn+0x68b/0xa00
[  349.181207]  ? trace_hardirqs_on+0x310/0x310
[  349.185614]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.191163]  ? check_preemption_disabled+0x48/0x200
[  349.196182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.201725]  ? takeover_tasklets+0xa90/0xa90
[  349.206146]  run_ksoftirqd+0x94/0x100
[  349.209961]  smpboot_thread_fn+0x68b/0xa00
[  349.214229]  ? sort_range+0x30/0x30
[  349.217856]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  349.222959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.228512]  ? __kthread_parkme+0xfb/0x1a0
[  349.232794]  kthread+0x35a/0x420
[  349.236162]  ? sort_range+0x30/0x30
[  349.239794]  ? kthread_bind+0x40/0x40
[  349.243604]  ret_from_fork+0x3a/0x50
[  349.247348] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  349.247354] warn_alloc_show_mem: 1 callbacks suppressed
[  349.247362] Mem-Info:
[  349.254641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  349.254650] Call Trace:
[  349.260041] active_anon:54556 inactive_anon:372 isolated_anon:0
[  349.260041]  active_file:17 inactive_file:16 isolated_file:0
[  349.260041]  unevictable:0 dirty:0 writeback:0 unstable:0
[  349.260041]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  349.260041]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  349.260041]  free:13727 free_pcp:164 free_cma:0
[  349.262422]  <IRQ>
[  349.271787] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  349.274371]  dump_stack+0x1c4/0x2b4
[  349.307250] Node 0 
[  349.309432]  ? dump_stack_print_info.cold.2+0x52/0x52
[  349.337001] 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
[  349.340634]  warn_alloc.cold.118+0xb7/0x1bd
[  349.342841] lowmem_reserve[]:
[  349.348030]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  349.373533]  0
[  349.377849]  ? lock_downgrade+0x900/0x900
[  349.380932]  2815
[  349.385787]  ? trace_hardirqs_off+0xb8/0x300
[  349.387560]  6318 6318
[  349.391732]  ? trace_hardirqs_off+0xb8/0x300
[  349.393772] Node 0 
[  349.398181]  __alloc_pages_slowpath+0x2667/0x2d80
[  349.400679] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  349.405089]  ? warn_alloc+0x120/0x120
[  349.407278] lowmem_reserve[]:
[  349.412115]  ? warn_alloc+0x120/0x120
[  349.438662]  0
[  349.442478]  ? print_usage_bug+0xc0/0xc0
[  349.445554]  0
[  349.449362]  ? warn_alloc+0x120/0x120
[  349.451155]  3503
[  349.455223]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  349.457005]  3503
[  349.460799]  ? print_usage_bug+0xc0/0xc0
[  349.467861]  ? check_usage_forwards+0x3e0/0x3e0
[  349.469908] Node 0 
[  349.473976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  349.478649] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  349.480857]  ? should_fail+0x22d/0xd01
[  349.486369] lowmem_reserve[]:
[  349.514734]  ? __lock_acquire+0x7ec/0x4ec0
[  349.518601]  0
[  349.521703]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.525926]  0
[  349.527728]  ? __lock_acquire+0x7ec/0x4ec0
[  349.532862]  0
[  349.534663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  349.538874]  0
[  349.540708]  ? __lock_acquire+0x7ec/0x4ec0
[  349.545788] Node 0 
[  349.547586]  ? should_fail+0x22d/0xd01
[  349.551789] DMA: 1*4kB 
[  349.554033]  ? mark_held_locks+0x130/0x130
[  349.557894] (U) 
[  349.560476]  ? mark_held_locks+0x130/0x130
[  349.564681] 0*8kB 0*16kB 
[  349.566659]  ? kasan_check_read+0x11/0x20
[  349.570876] 1*32kB 
[  349.573627]  ? __lock_acquire+0x2881/0x4ec0
[  349.577747] (U) 2*64kB 
[  349.579981]  ? try_to_wake_up+0x10a/0x12f0
[  349.579996]  ? graph_lock+0x170/0x170
[  349.584295] (U) 
[  349.586873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.591097] 1*128kB 
[  349.594887]  ? check_preemption_disabled+0x48/0x200
[  349.596852] (U) 
[  349.602377]  ? check_preemption_disabled+0x48/0x200
[  349.604678] 1*256kB 
[  349.609688]  ? __lock_is_held+0xb5/0x140
[  349.611655] (U) 
[  349.616697]  __alloc_pages_nodemask+0xa80/0xde0
[  349.618995] 0*512kB 
[  349.623044]  ? graph_lock+0x170/0x170
[  349.625012] 1*1024kB 
[  349.629688]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  349.631996] (U) 
[  349.635783]  ? graph_lock+0x170/0x170
[  349.635822]  ? find_held_lock+0x36/0x1c0
[  349.638206] 1*2048kB 
[  349.643231]  ? ____cache_alloc_node+0x1c7/0x1e0
[  349.645180] (M) 
[  349.648969]  ? lock_downgrade+0x900/0x900
[  349.653017] 3*4096kB 
[  349.655429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  349.660073] (M) 
[  349.662043]  cache_grow_begin+0x91/0x8c0
[  349.666162] = 15908kB
[  349.666170] Node 0 
[  349.668576]  ? do_raw_spin_unlock+0xa7/0x2f0
[  349.674082] DMA32: 3*4kB 
[  349.676116]  fallback_alloc+0x203/0x2e0
[  349.680176] (UM) 
[  349.682581]  ____cache_alloc_node+0x1c7/0x1e0
[  349.684804] 0*8kB 
[  349.689216]  kmem_cache_alloc_node+0xe3/0x730
[  349.691957] 2*16kB 
[  349.695925]  ? do_raw_spin_unlock+0xa7/0x2f0
[  349.697962] (M) 
[  349.702446]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  349.704570] 1*32kB 
[  349.709056]  __alloc_skb+0x119/0x770
[  349.711275] (M) 3*64kB 
[  349.715696]  ? skb_scrub_packet+0x490/0x490
[  349.717646] (UM) 
[  349.722218]  ? atomic_notifier_call_chain+0xc6/0x190
[  349.724422] 3*128kB (M) 
[  349.728145]  ? lock_downgrade+0x900/0x900
[  349.730706] 2*256kB 
[  349.735030]  ? check_preemption_disabled+0x48/0x200
[  349.737062] (M) 3*512kB 
[  349.742166]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  349.744806] (M) 
[  349.748941]  ? kasan_check_read+0x11/0x20
[  349.751246] 4*1024kB 
[  349.756277]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  349.758928] (UM) 
[  349.764719]  ? rcu_bh_qs+0xc0/0xc0
[  349.766671] 3*2048kB (M) 
[  349.770835]  ? find_next_bit+0x104/0x130
[  349.773224] 3*4096kB 
[  349.778493]  ? do_raw_write_trylock+0x1c0/0x1c0
[  349.780532] (M) 
[  349.784070]  __neigh_notify+0x8c/0x160
[  349.786796] = 25228kB
[  349.786804] Node 0 
[  349.790863]  ? __neigh_event_send+0x1390/0x1390
[  349.793251] Normal: 
[  349.797921]  neigh_timer_handler+0x6cb/0xdf0
[  349.799886] 1169*4kB 
[  349.803772]  ? neigh_invalidate+0x550/0x550
[  349.806164] (MEH) 
[  349.808399]  ? __lock_is_held+0xb5/0x140
[  349.813040] 563*8kB (UME) 
[  349.815386]  call_timer_fn+0x272/0x920
[  349.819755] 195*16kB (ME) 
[  349.822189]  ? neigh_invalidate+0x550/0x550
[  349.826485] 41*32kB 
[  349.828635]  ? process_timeout+0x40/0x40
[  349.832667] (UM) 3*64kB 
[  349.835527]  ? find_held_lock+0x36/0x1c0
[  349.839390] (UM) 0*128kB 
[  349.842252]  ? __run_timers+0x7da/0xc70
[  349.846555] 0*256kB 
[  349.848889]  ? _raw_spin_unlock_irq+0x27/0x80
[  349.852932] 0*512kB 
[  349.855601]  ? _raw_spin_unlock_irq+0x27/0x80
[  349.859637] 0*1024kB 0*2048kB 
[  349.862421]  ? neigh_invalidate+0x550/0x550
[  349.862443]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  349.866420] 0*4096kB = 13804kB
[  349.868762]  ? trace_hardirqs_on+0xbd/0x310
[  349.873243] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  349.875565]  ? kasan_check_read+0x11/0x20
[  349.880045] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  349.883228]  ? __run_timers+0x7da/0xc70
[  349.887532] 412 total pagecache pages
[  349.892372]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  349.895548] 0 pages in swap cache
[  349.899880]  ? neigh_invalidate+0x550/0x550
[  349.908682] Swap cache stats: add 0, delete 0, find 0/0
[  349.908691] Free swap  = 0kB
[  349.912838]  __run_timers+0x7e5/0xc70
[  349.921396] Total swap = 0kB
[  349.925373]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  349.929149] 1965979 pages RAM
[  349.934609]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  349.938035] 0 pages HighMem/MovableOnly
[  349.938045] 343324 pages reserved
[  349.942361]  ? graph_lock+0x170/0x170
[  349.947700] 0 pages cma reserved
[  349.947797] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  349.950725]  ? enqueue_hrtimer+0x1a5/0x560
[  349.954600] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  349.957556]  ? lock_release+0x970/0x970
[  349.962906] ksoftirqd/1 cpuset=
[  349.966004]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  349.971015] /
[  349.975006]  ? find_held_lock+0x36/0x1c0
[  349.978454]  mems_allowed=0
[  349.982247]  ? graph_lock+0x170/0x170
[  350.031655]  ? pvclock_read_flags+0x160/0x160
[  350.036181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.041742]  ? check_preemption_disabled+0x48/0x200
[  350.046768]  ? __lock_is_held+0xb5/0x140
[  350.050830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.056367]  ? check_preemption_disabled+0x48/0x200
[  350.061416]  run_timer_softirq+0x52/0xb0
[  350.065493]  ? rcu_read_lock_sched_held+0x108/0x120
[  350.070512]  __do_softirq+0x30b/0xad8
[  350.074339]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  350.079449]  ? pvclock_read_flags+0x160/0x160
[  350.083947]  ? lapic_next_event+0x5a/0x90
[  350.088095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.093652]  ? check_preemption_disabled+0x48/0x200
[  350.098668]  ? check_preemption_disabled+0x48/0x200
[  350.103689]  ? kvm_clock_read+0x18/0x30
[  350.107687]  ? kvm_sched_clock_read+0x9/0x20
[  350.112149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.117695]  ? check_preemption_disabled+0x48/0x200
[  350.122731]  irq_exit+0x17f/0x1c0
[  350.126198]  smp_apic_timer_interrupt+0x1cb/0x760
[  350.131046]  ? smp_reschedule_interrupt+0x109/0x650
[  350.136069]  ? smp_call_function_single_interrupt+0x650/0x650
[  350.141957]  ? interrupt_entry+0xb5/0xf0
[  350.146022]  ? trace_hardirqs_off_caller+0xbb/0x300
[  350.151041]  ? trace_hardirqs_off_caller+0xbb/0x300
[  350.156061]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.160907]  ? trace_hardirqs_off+0x300/0x300
[  350.165412]  ? trace_hardirqs_off+0x300/0x300
[  350.169923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.175479]  ? check_preemption_disabled+0x48/0x200
[  350.180497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.186046]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.190912]  apic_timer_interrupt+0xf/0x20
[  350.195176]  </IRQ>
[  350.197443] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  350.202394] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  350.221299] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  350.229010] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  350.236275] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  350.243569] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  350.250868] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  350.258151] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  350.265461]  skb_clone+0x1bb/0x500
[  350.269014]  ? skb_split+0x11e0/0x11e0
[  350.272900]  ? check_preemption_disabled+0x48/0x200
[  350.277926]  ? __this_cpu_preempt_check+0x1c/0x1f
[  350.282785]  ? __bpf_redirect+0x54b/0xb20
[  350.286956]  bpf_clone_redirect+0xb9/0x490
[  350.291203]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  350.296227]  ? __sched_text_start+0x8/0x8
[  350.300394]  ? retint_kernel+0x2d/0x2d
[  350.304304]  ? find_held_lock+0x36/0x1c0
[  350.308374]  ? lock_acquire+0x1ed/0x520
[  350.312367]  ? bpf_test_run+0x32e/0x5a0
[  350.316354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.321895]  ? check_preemption_disabled+0x48/0x200
[  350.326922]  ? kasan_check_read+0x11/0x20
[  350.331079]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  350.336369]  ? rcu_bh_qs+0xc0/0xc0
[  350.339928]  ? preempt_schedule+0x4d/0x60
[  350.344078]  ? ___preempt_schedule+0x16/0x18
[  350.348507]  ? bpf_test_run+0x1c0/0x5a0
[  350.352493]  ? netlink_diag_dump+0x2a0/0x2a0
[  350.356910]  ? bpf_prog_test_run_skb+0x295/0xb40
[  350.361672]  ? bpf_prog_test_run_skb+0x634/0xb40
[  350.366441]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  350.371284]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  350.376834]  ? fput+0x130/0x1a0
[  350.380116]  ? __bpf_prog_get+0x9b/0x290
[  350.384202]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  350.389050]  ? bpf_prog_test_run+0x130/0x1a0
[  350.393465]  ? __x64_sys_bpf+0x3d8/0x510
[  350.397527]  ? bpf_prog_get+0x20/0x20
[  350.401359]  ? do_syscall_64+0x1b9/0x820
[  350.405426]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  350.410795]  ? syscall_return_slowpath+0x5e0/0x5e0
[  350.415729]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.420587]  ? trace_hardirqs_off+0x300/0x300
[  350.425085]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  350.430104]  ? prepare_exit_to_usermode+0x291/0x3b0
[  350.435144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  350.440013]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  350.445432] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  350.445670] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  350.452308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  350.462782] syz-executor1 cpuset=
[  350.472149] Call Trace:
[  350.472175]  dump_stack+0x1c4/0x2b4
[  350.475604] syz1
[  350.478200]  ? dump_stack_print_info.cold.2+0x52/0x52
[  350.481804]  mems_allowed=0
[  350.483783]  warn_alloc.cold.118+0xb7/0x1bd
[  350.496183]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  350.501032]  ? lock_downgrade+0x900/0x900
[  350.505189]  ? trace_hardirqs_off+0xb8/0x300
[  350.509604]  ? trace_hardirqs_off+0xb8/0x300
[  350.514021]  __alloc_pages_slowpath+0x2667/0x2d80
[  350.518888]  ? warn_alloc+0x120/0x120
[  350.522695]  ? warn_alloc+0x120/0x120
[  350.526494]  ? print_usage_bug+0xc0/0xc0
[  350.530566]  ? warn_alloc+0x120/0x120
[  350.534383]  ? print_usage_bug+0xc0/0xc0
[  350.538449]  ? __lock_acquire+0x7ec/0x4ec0
[  350.542688]  ? __lock_acquire+0x7ec/0x4ec0
[  350.546932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.552471]  ? should_fail+0x22d/0xd01
[  350.556365]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.561634]  ? __lock_acquire+0x7ec/0x4ec0
[  350.566300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  350.571673]  ? __lock_acquire+0x7ec/0x4ec0
[  350.576149]  ? should_fail+0x22d/0xd01
[  350.580215]  ? print_usage_bug+0xc0/0xc0
[  350.584424]  ? mark_held_locks+0x130/0x130
[  350.588881]  ? mark_held_locks+0x130/0x130
[  350.593401]  ? graph_lock+0x170/0x170
[  350.597222]  ? print_usage_bug+0xc0/0xc0
[  350.601413]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  350.606302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.612069]  ? check_preemption_disabled+0x48/0x200
[  350.617191]  ? check_preemption_disabled+0x48/0x200
[  350.622463]  ? __lock_is_held+0xb5/0x140
[  350.626657]  __alloc_pages_nodemask+0xa80/0xde0
[  350.631439]  ? graph_lock+0x170/0x170
[  350.635249]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  350.640264]  ? graph_lock+0x170/0x170
[  350.644342]  ? find_held_lock+0x36/0x1c0
[  350.648424]  ? ____cache_alloc_node+0x1c7/0x1e0
[  350.653224]  ? lock_downgrade+0x900/0x900
[  350.657600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.663269]  cache_grow_begin+0x91/0x8c0
[  350.667454]  ? do_raw_spin_unlock+0xa7/0x2f0
[  350.671873]  fallback_alloc+0x203/0x2e0
[  350.675897]  ____cache_alloc_node+0x1c7/0x1e0
[  350.680422]  kmem_cache_alloc_node+0xe3/0x730
[  350.684927]  ? ipv6_get_ifaddr+0x42e/0x620
[  350.689175]  __alloc_skb+0x119/0x770
[  350.692936]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  350.698259]  ? skb_scrub_packet+0x490/0x490
[  350.702581]  ? lock_downgrade+0x900/0x900
[  350.706733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.712277]  ? refcount_sub_and_test_checked+0x203/0x310
[  350.717731]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  350.723177]  ? addrconf_rs_timer+0x6f0/0x6f0
[  350.727593]  ndisc_alloc_skb+0x144/0x340
[  350.731680]  ndisc_send_rs+0x331/0x6e0
[  350.735572]  addrconf_rs_timer+0x3c0/0x6f0
[  350.739811]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.744056]  call_timer_fn+0x272/0x920
[  350.747974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.752209]  ? process_timeout+0x40/0x40
[  350.756264]  ? find_held_lock+0x36/0x1c0
[  350.760343]  ? __run_timers+0x7da/0xc70
[  350.764316]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.768827]  ? _raw_spin_unlock_irq+0x27/0x80
[  350.773312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.777572]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  350.782164]  ? trace_hardirqs_on+0xbd/0x310
[  350.786495]  ? kasan_check_read+0x11/0x20
[  350.790639]  ? __run_timers+0x7da/0xc70
[  350.794615]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  350.800078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.804316]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  350.808550]  __run_timers+0x7e5/0xc70
[  350.812362]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  350.817724]  ? compat_start_thread+0x80/0x80
[  350.822151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.827696]  ? _raw_spin_unlock_irq+0x60/0x80
[  350.832203]  ? finish_task_switch+0x1f5/0x900
[  350.836740]  ? finish_task_switch+0x1b5/0x900
[  350.841231]  ? __switch_to_asm+0x34/0x70
[  350.845294]  ? preempt_notifier_register+0x200/0x200
[  350.850428]  ? __switch_to_asm+0x34/0x70
[  350.854506]  ? __switch_to_asm+0x40/0x70
[  350.858557]  ? __switch_to_asm+0x34/0x70
[  350.862613]  ? __switch_to_asm+0x40/0x70
[  350.866682]  ? __switch_to_asm+0x34/0x70
[  350.870737]  ? __switch_to_asm+0x40/0x70
[  350.874792]  ? __switch_to_asm+0x40/0x70
[  350.878862]  ? pvclock_read_flags+0x160/0x160
[  350.883358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.888894]  ? check_preemption_disabled+0x48/0x200
[  350.893937]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  350.899487]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  350.904768]  ? rcu_pm_notify+0xc0/0xc0
[  350.908656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.914200]  ? check_preemption_disabled+0x48/0x200
[  350.919222]  run_timer_softirq+0x52/0xb0
[  350.923285]  ? rcu_read_lock_sched_held+0x108/0x120
[  350.928300]  __do_softirq+0x30b/0xad8
[  350.932108]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  350.937233]  ? trace_hardirqs_off_caller+0x300/0x300
[  350.942339]  ? schedule+0x108/0x460
[  350.945977]  ? __schedule+0x1ed0/0x1ed0
[  350.949950]  ? trace_hardirqs_off+0xb8/0x300
[  350.954354]  ? ___might_sleep+0x1ed/0x300
[  350.958494]  ? smpboot_thread_fn+0x68b/0xa00
[  350.962896]  ? trace_hardirqs_on+0x310/0x310
[  350.967312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  350.972846]  ? check_preemption_disabled+0x48/0x200
[  350.977864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  350.983402]  ? takeover_tasklets+0xa90/0xa90
[  350.987813]  run_ksoftirqd+0x94/0x100
[  350.991614]  smpboot_thread_fn+0x68b/0xa00
[  350.995850]  ? sort_range+0x30/0x30
[  350.999477]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  351.004577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.010111]  ? __kthread_parkme+0xfb/0x1a0
[  351.014350]  kthread+0x35a/0x420
[  351.017714]  ? sort_range+0x30/0x30
[  351.021945]  ? kthread_bind+0x40/0x40
[  351.025754]  ret_from_fork+0x3a/0x50
[  351.029483] warn_alloc_show_mem: 1 callbacks suppressed
[  351.029494] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  351.029496] Mem-Info:
[  351.029526] active_anon:54556 inactive_anon:372 isolated_anon:0
[  351.029526]  active_file:17 inactive_file:16 isolated_file:0
[  351.029526]  unevictable:0 dirty:0 writeback:0 unstable:0
[  351.029526]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  351.029526]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  351.029526]  free:13727 free_pcp:164 free_cma:0
[  351.034866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  351.034874] Call Trace:
[  351.042167] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  351.044567]  <IRQ>
[  351.077438] Node 0 
[  351.086795]  dump_stack+0x1c4/0x2b4
[  351.089385] 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
[  351.116943]  ? dump_stack_print_info.cold.2+0x52/0x52
[  351.119086] lowmem_reserve[]:
[  351.121329]  warn_alloc.cold.118+0xb7/0x1bd
[  351.124922]  0 2815
[  351.150439]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  351.155602]  6318 6318
[  351.158715]  ? lock_downgrade+0x900/0x900
[  351.163025] Node 0 
[  351.165262]  ? trace_hardirqs_off+0xb8/0x300
[  351.170104] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  351.172589]  ? trace_hardirqs_off+0xb8/0x300
[  351.176707] lowmem_reserve[]: 0
[  351.178977]  __alloc_pages_slowpath+0x2667/0x2d80
[  351.183379]  0
[  351.209948]  ? warn_alloc+0x120/0x120
[  351.214312]  3503
[  351.217591]  ? warn_alloc+0x120/0x120
[  351.222406]  3503
[  351.224226]  ? print_usage_bug+0xc0/0xc0
[  351.228008] Node 0 
[  351.230066]  ? warn_alloc+0x120/0x120
[  351.233868] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  351.235908]  ? lock_release+0x970/0x970
[  351.239942] lowmem_reserve[]: 0
[  351.242209]  ? print_usage_bug+0xc0/0xc0
[  351.245989]  0
[  351.274350]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  351.274374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  351.278323]  0
[  351.281618]  ? should_fail+0x22d/0xd01
[  351.285691]  0
[  351.287490]  ? __lock_acquire+0x7ec/0x4ec0
[  351.292661] Node 0 
[  351.298201]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.299981] DMA: 
[  351.303908]  ? __lock_acquire+0x7ec/0x4ec0
[  351.305708] 1*4kB 
[  351.309940]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  351.312179] (U) 
[  351.317289]  ? __lock_acquire+0x7ec/0x4ec0
[  351.319346] 0*8kB 
[  351.323572]  ? should_fail+0x22d/0xd01
[  351.325696] 0*16kB 1*32kB 
[  351.330806]  ? mark_held_locks+0x130/0x130
[  351.332775] (U) 
[  351.337020]  ? mark_held_locks+0x130/0x130
[  351.339160] 2*64kB 
[  351.343057]  ? try_to_wake_up+0x10a/0x12f0
[  351.345891] (U) 
[  351.350122]  ? graph_lock+0x170/0x170
[  351.352089] 1*128kB 
[  351.356317]  ? print_usage_bug+0xc0/0xc0
[  351.358531] (U) 
[  351.362771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.364723] 1*256kB (U) 
[  351.368529]  ? check_preemption_disabled+0x48/0x200
[  351.370852] 0*512kB 
[  351.374925]  ? check_preemption_disabled+0x48/0x200
[  351.374950]  ? __lock_is_held+0xb5/0x140
[  351.376896] 1*1024kB 
[  351.382431]  __alloc_pages_nodemask+0xa80/0xde0
[  351.385107] (U) 
[  351.390132]  ? graph_lock+0x170/0x170
[  351.392440] 1*2048kB 
[  351.397461]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  351.401499] (M) 
[  351.403902]  ? graph_lock+0x170/0x170
[  351.408552] 3*4096kB (M) 
[  351.410541]  ? find_held_lock+0x36/0x1c0
[  351.414317] = 15908kB
[  351.416728]  ? ____cache_alloc_node+0x1c7/0x1e0
[  351.421725] Node 0 
[  351.423709]  ? lock_downgrade+0x900/0x900
[  351.427489] DMA32: 
[  351.430245]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.434291] 3*4kB 
[  351.436699]  cache_grow_begin+0x91/0x8c0
[  351.441341] (UM) 
[  351.443575]  ? do_raw_spin_unlock+0xa7/0x2f0
[  351.447712] 0*8kB 
[  351.449962]  fallback_alloc+0x203/0x2e0
[  351.455466] 2*16kB (M) 
[  351.457628]  ____cache_alloc_node+0x1c7/0x1e0
[  351.461663] 1*32kB (M) 
[  351.463738]  kmem_cache_alloc_node+0xe3/0x730
[  351.468116] 3*64kB (UM) 
[  351.470288]  ? ipv6_get_ifaddr+0x42e/0x620
[  351.474233] 3*128kB (M) 
[  351.476837]  __alloc_skb+0x119/0x770
[  351.481313] 2*256kB (M) 
[  351.483926]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  351.488397] 3*512kB 
[  351.491092]  ? skb_scrub_packet+0x490/0x490
[  351.495310] (M) 4*1024kB 
[  351.498003]  ? lock_downgrade+0x900/0x900
[  351.501696] (UM) 
[  351.504367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.509620] 3*2048kB 
[  351.511943]  ? refcount_sub_and_test_checked+0x203/0x310
[  351.516241] (M) 
[  351.518997]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  351.523130] 3*4096kB 
[  351.525190]  ? addrconf_rs_timer+0x6f0/0x6f0
[  351.530705] (M) 
[  351.533132]  ndisc_alloc_skb+0x144/0x340
[  351.538554] = 25228kB
[  351.540562]  ndisc_send_rs+0x331/0x6e0
[  351.545988] Node 0 
[  351.548394]  addrconf_rs_timer+0x3c0/0x6f0
[  351.552799] Normal: 
[  351.554789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.558829] 1169*4kB 
[  351.561252]  call_timer_fn+0x272/0x920
[  351.565103] (MEH) 563*8kB 
[  351.567358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.571579] (UME) 195*16kB 
[  351.573934]  ? process_timeout+0x40/0x40
[  351.578148] (ME) 41*32kB 
[  351.580565]  ? find_held_lock+0x36/0x1c0
[  351.580590]  ? __run_timers+0x7da/0xc70
[  351.584454] (UM) 
[  351.587316]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.591532] 3*64kB 
[  351.594462]  ? _raw_spin_unlock_irq+0x27/0x80
[  351.598502] (UM) 
[  351.601263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.605304] 0*128kB 
[  351.609285]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  351.611325] 0*256kB 
[  351.615816]  ? trace_hardirqs_on+0xbd/0x310
[  351.618031] 0*512kB 
[  351.622528]  ? kasan_check_read+0x11/0x20
[  351.624590] 0*1024kB 
[  351.628824]  ? __run_timers+0x7da/0xc70
[  351.631139] 0*2048kB 
[  351.635715]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  351.638017] 0*4096kB 
[  351.642340]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  351.644629] = 13804kB
[  351.644643] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  351.648794]  __run_timers+0x7e5/0xc70
[  351.651191] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  351.655190]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  351.657585] 412 total pagecache pages
[  351.663035]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  351.665435] 0 pages in swap cache
[  351.669676]  ? graph_lock+0x170/0x170
[  351.672067] Swap cache stats: add 0, delete 0, find 0/0
[  351.672077] Free swap  = 0kB
[  351.680909]  ? enqueue_hrtimer+0x1a5/0x560
[  351.684709] Total swap = 0kB
[  351.693295]  ? lock_release+0x970/0x970
[  351.698638] 1965979 pages RAM
[  351.702435]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  351.707430] 0 pages HighMem/MovableOnly
[  351.707439] 343324 pages reserved
[  351.710888]  ? find_held_lock+0x36/0x1c0
[  351.714692] 0 pages cma reserved
[  351.720050]  ? graph_lock+0x170/0x170
[  351.723136] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  351.727277]  ? pvclock_read_flags+0x160/0x160
[  351.730340] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  351.734249]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.737336] ksoftirqd/1 cpuset=
[  351.742520]  ? check_preemption_disabled+0x48/0x200
[  351.746474] /
[  351.749935]  ? __lock_is_held+0xb5/0x140
[  351.753978]  mems_allowed=0
[  351.757353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.810371]  ? check_preemption_disabled+0x48/0x200
[  351.815406]  run_timer_softirq+0x52/0xb0
[  351.819469]  ? rcu_read_lock_sched_held+0x108/0x120
[  351.824492]  __do_softirq+0x30b/0xad8
[  351.828307]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  351.833431]  ? pvclock_read_flags+0x160/0x160
[  351.837928]  ? lapic_next_event+0x5a/0x90
[  351.842077]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.847615]  ? check_preemption_disabled+0x48/0x200
[  351.852628]  ? check_preemption_disabled+0x48/0x200
[  351.857651]  ? kvm_clock_read+0x18/0x30
[  351.861626]  ? kvm_sched_clock_read+0x9/0x20
[  351.866037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.871591]  ? check_preemption_disabled+0x48/0x200
[  351.876620]  irq_exit+0x17f/0x1c0
[  351.880074]  smp_apic_timer_interrupt+0x1cb/0x760
[  351.884915]  ? smp_reschedule_interrupt+0x109/0x650
[  351.890155]  ? smp_call_function_single_interrupt+0x650/0x650
[  351.896051]  ? interrupt_entry+0xb5/0xf0
[  351.900136]  ? trace_hardirqs_off_caller+0xbb/0x300
[  351.905163]  ? trace_hardirqs_off_caller+0xbb/0x300
[  351.910181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.915045]  ? trace_hardirqs_off+0x300/0x300
[  351.919552]  ? trace_hardirqs_off+0x300/0x300
[  351.924049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.929614]  ? check_preemption_disabled+0x48/0x200
[  351.934640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  351.940189]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  351.945043]  apic_timer_interrupt+0xf/0x20
[  351.949271]  </IRQ>
[  351.951517] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  351.956447] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  351.975346] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  351.983059] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  351.990328] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  351.997806] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  352.005063] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  352.012326] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  352.019632]  skb_clone+0x1bb/0x500
[  352.023175]  ? skb_split+0x11e0/0x11e0
[  352.027058]  ? check_preemption_disabled+0x48/0x200
[  352.032074]  ? __this_cpu_preempt_check+0x1c/0x1f
[  352.036923]  ? __bpf_redirect+0x54b/0xb20
[  352.041091]  bpf_clone_redirect+0xb9/0x490
[  352.045329]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  352.050350]  ? __sched_text_start+0x8/0x8
[  352.054509]  ? retint_kernel+0x2d/0x2d
[  352.058409]  ? find_held_lock+0x36/0x1c0
[  352.062477]  ? lock_acquire+0x1ed/0x520
[  352.066447]  ? bpf_test_run+0x32e/0x5a0
[  352.070435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.075985]  ? check_preemption_disabled+0x48/0x200
[  352.081002]  ? kasan_check_read+0x11/0x20
[  352.085155]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  352.090433]  ? rcu_bh_qs+0xc0/0xc0
[  352.093973]  ? preempt_schedule+0x4d/0x60
[  352.098121]  ? ___preempt_schedule+0x16/0x18
[  352.102560]  ? bpf_test_run+0x1c0/0x5a0
[  352.106544]  ? netlink_diag_dump+0x2a0/0x2a0
[  352.110953]  ? bpf_prog_test_run_skb+0x295/0xb40
[  352.115716]  ? bpf_prog_test_run_skb+0x634/0xb40
[  352.120491]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  352.125332]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  352.130869]  ? fput+0x130/0x1a0
[  352.134176]  ? __bpf_prog_get+0x9b/0x290
[  352.138246]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  352.143089]  ? bpf_prog_test_run+0x130/0x1a0
[  352.147510]  ? __x64_sys_bpf+0x3d8/0x510
[  352.151587]  ? bpf_prog_get+0x20/0x20
[  352.155439]  ? do_syscall_64+0x1b9/0x820
[  352.159508]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  352.164885]  ? syscall_return_slowpath+0x5e0/0x5e0
[  352.169812]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.174658]  ? trace_hardirqs_off+0x300/0x300
[  352.179165]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  352.184185]  ? prepare_exit_to_usermode+0x291/0x3b0
[  352.189207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  352.194057]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  352.199444] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  352.199536] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  352.206300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  352.206306] Call Trace:
[  352.206323]  dump_stack+0x1c4/0x2b4
[  352.206339]  ? dump_stack_print_info.cold.2+0x52/0x52
[  352.206365]  warn_alloc.cold.118+0xb7/0x1bd
[  352.212917] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  352.222186]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  352.224750] syz-executor1 cpuset=
[  352.228386]  ? lock_downgrade+0x900/0x900
[  352.233556] syz1
[  352.237877]  ? trace_hardirqs_off+0xb8/0x300
[  352.248341]  mems_allowed=0
[  352.253190]  ? trace_hardirqs_off+0xb8/0x300
[  352.274456]  __alloc_pages_slowpath+0x2667/0x2d80
[  352.279334]  ? warn_alloc+0x120/0x120
[  352.283149]  ? warn_alloc+0x120/0x120
[  352.286957]  ? print_usage_bug+0xc0/0xc0
[  352.291022]  ? warn_alloc+0x120/0x120
[  352.294819]  ? print_usage_bug+0xc0/0xc0
[  352.298882]  ? __lock_acquire+0x7ec/0x4ec0
[  352.303118]  ? __lock_acquire+0x7ec/0x4ec0
[  352.307363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.312897]  ? should_fail+0x22d/0xd01
[  352.316791]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.321907]  ? __lock_acquire+0x7ec/0x4ec0
[  352.326154]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  352.331255]  ? __lock_acquire+0x7ec/0x4ec0
[  352.335487]  ? should_fail+0x22d/0xd01
[  352.339393]  ? mark_held_locks+0x130/0x130
[  352.343630]  ? mark_held_locks+0x130/0x130
[  352.347864]  ? graph_lock+0x170/0x170
[  352.351665]  ? graph_lock+0x170/0x170
[  352.355467]  ? graph_lock+0x170/0x170
[  352.359284]  ? print_usage_bug+0xc0/0xc0
[  352.363341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.368881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.374422]  ? check_preemption_disabled+0x48/0x200
[  352.379436]  ? check_preemption_disabled+0x48/0x200
[  352.384460]  ? __lock_is_held+0xb5/0x140
[  352.388531]  __alloc_pages_nodemask+0xa80/0xde0
[  352.393356]  ? graph_lock+0x170/0x170
[  352.397163]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  352.402189]  ? graph_lock+0x170/0x170
[  352.405999]  ? find_held_lock+0x36/0x1c0
[  352.410077]  ? ____cache_alloc_node+0x1c7/0x1e0
[  352.414763]  ? lock_downgrade+0x900/0x900
[  352.418942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.424489]  cache_grow_begin+0x91/0x8c0
[  352.428550]  ? do_raw_spin_unlock+0xa7/0x2f0
[  352.432962]  fallback_alloc+0x203/0x2e0
[  352.437046]  ____cache_alloc_node+0x1c7/0x1e0
[  352.441566]  kmem_cache_alloc_node+0xe3/0x730
[  352.446066]  ? ipv6_get_ifaddr+0x42e/0x620
[  352.450314]  __alloc_skb+0x119/0x770
[  352.454028]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  352.459309]  ? skb_scrub_packet+0x490/0x490
[  352.463655]  ? lock_downgrade+0x900/0x900
[  352.467822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.473385]  ? refcount_sub_and_test_checked+0x203/0x310
[  352.478843]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  352.484297]  ? addrconf_rs_timer+0x6f0/0x6f0
[  352.488722]  ndisc_alloc_skb+0x144/0x340
[  352.492799]  ndisc_send_rs+0x331/0x6e0
[  352.496701]  addrconf_rs_timer+0x3c0/0x6f0
[  352.500978]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.505237]  call_timer_fn+0x272/0x920
[  352.509136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.513388]  ? process_timeout+0x40/0x40
[  352.517490]  ? find_held_lock+0x36/0x1c0
[  352.521613]  ? __run_timers+0x7da/0xc70
[  352.525592]  ? _raw_spin_unlock_irq+0x27/0x80
[  352.530108]  ? _raw_spin_unlock_irq+0x27/0x80
[  352.534615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.538855]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  352.543441]  ? trace_hardirqs_on+0xbd/0x310
[  352.547762]  ? kasan_check_read+0x11/0x20
[  352.551942]  ? __run_timers+0x7da/0xc70
[  352.555927]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  352.561418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.565663]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  352.569954]  __run_timers+0x7e5/0xc70
[  352.573775]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  352.579271]  ? compat_start_thread+0x80/0x80
[  352.583730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.589279]  ? _raw_spin_unlock_irq+0x60/0x80
[  352.593776]  ? finish_task_switch+0x1f5/0x900
[  352.598271]  ? finish_task_switch+0x1b5/0x900
[  352.602769]  ? __switch_to_asm+0x34/0x70
[  352.606850]  ? preempt_notifier_register+0x200/0x200
[  352.611965]  ? __switch_to_asm+0x34/0x70
[  352.616026]  ? __switch_to_asm+0x40/0x70
[  352.620087]  ? __switch_to_asm+0x34/0x70
[  352.624166]  ? __switch_to_asm+0x40/0x70
[  352.628255]  ? __switch_to_asm+0x34/0x70
[  352.632315]  ? __switch_to_asm+0x40/0x70
[  352.636376]  ? __switch_to_asm+0x40/0x70
[  352.640448]  ? pvclock_read_flags+0x160/0x160
[  352.644951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.650488]  ? check_preemption_disabled+0x48/0x200
[  352.655513]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  352.661069]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  352.666356]  ? rcu_pm_notify+0xc0/0xc0
[  352.670272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.675814]  ? check_preemption_disabled+0x48/0x200
[  352.680853]  run_timer_softirq+0x52/0xb0
[  352.684921]  ? rcu_read_lock_sched_held+0x108/0x120
[  352.689940]  __do_softirq+0x30b/0xad8
[  352.693769]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  352.698874]  ? trace_hardirqs_off_caller+0x300/0x300
[  352.704002]  ? schedule+0x108/0x460
[  352.707635]  ? __schedule+0x1ed0/0x1ed0
[  352.711658]  ? trace_hardirqs_off+0xb8/0x300
[  352.716081]  ? ___might_sleep+0x1ed/0x300
[  352.720262]  ? smpboot_thread_fn+0x68b/0xa00
[  352.724689]  ? trace_hardirqs_on+0x310/0x310
[  352.729104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.734652]  ? check_preemption_disabled+0x48/0x200
[  352.739672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  352.745223]  ? takeover_tasklets+0xa90/0xa90
[  352.749655]  run_ksoftirqd+0x94/0x100
[  352.753455]  smpboot_thread_fn+0x68b/0xa00
[  352.757692]  ? sort_range+0x30/0x30
[  352.761326]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  352.766441]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  352.771979]  ? __kthread_parkme+0xfb/0x1a0
[  352.776221]  kthread+0x35a/0x420
[  352.779584]  ? sort_range+0x30/0x30
[  352.783210]  ? kthread_bind+0x40/0x40
[  352.787030]  ret_from_fork+0x3a/0x50
[  352.790762] warn_alloc_show_mem: 1 callbacks suppressed
[  352.790773] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  352.790775] Mem-Info:
[  352.790803] active_anon:54556 inactive_anon:372 isolated_anon:0
[  352.790803]  active_file:17 inactive_file:16 isolated_file:0
[  352.790803]  unevictable:0 dirty:0 writeback:0 unstable:0
[  352.790803]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  352.790803]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  352.790803]  free:13727 free_pcp:164 free_cma:0
[  352.796151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  352.803437] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  352.805836] Call Trace:
[  352.838751] Node 0 
[  352.848151]  <IRQ>
[  352.875820] 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
[  352.878420]  dump_stack+0x1c4/0x2b4
[  352.880628] lowmem_reserve[]:
[  352.882780]  ? dump_stack_print_info.cold.2+0x52/0x52
[  352.909390]  0 2815
[  352.913052]  warn_alloc.cold.118+0xb7/0x1bd
[  352.916149]  6318
[  352.921332]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  352.923548]  6318
[  352.927878]  ? lock_downgrade+0x900/0x900
[  352.929925] Node 0 
[  352.934768]  ? trace_hardirqs_off+0xb8/0x300
[  352.936830] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  352.940947]  ? trace_hardirqs_off+0xb8/0x300
[  352.943161] lowmem_reserve[]:
[  352.947569]  __alloc_pages_slowpath+0x2667/0x2d80
[  352.974085]  0 0
[  352.978527]  ? warn_alloc+0x120/0x120
[  352.981588]  3503
[  352.986445]  ? trace_hardirqs_on+0x310/0x310
[  352.988407]  3503
[  352.992240]  ? warn_alloc+0x120/0x120
[  352.994284] Node 0 
[  352.998690]  ? print_usage_bug+0xc0/0xc0
[  353.000757] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  353.004526]  ? warn_alloc+0x120/0x120
[  353.006740] lowmem_reserve[]:
[  353.010801]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  353.039176]  0
[  353.042986]  ? print_usage_bug+0xc0/0xc0
[  353.046063]  0
[  353.051077]  ? __lock_acquire+0x7ec/0x4ec0
[  353.052878]  0
[  353.056930]  ? __lock_acquire+0x7ec/0x4ec0
[  353.058724]  0
[  353.062985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  353.068998]  ? should_fail+0x22d/0xd01
[  353.070773] Node 0 
[  353.076302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.080165] DMA: 1*4kB 
[  353.082413]  ? __lock_acquire+0x7ec/0x4ec0
[  353.087487] (U) 
[  353.090070]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  353.094283] 0*8kB 
[  353.096250]  ? __lock_acquire+0x7ec/0x4ec0
[  353.101437] 0*16kB 1*32kB 
[  353.103590]  ? should_fail+0x22d/0xd01
[  353.107808] (U) 
[  353.110657]  ? print_usage_bug+0xc0/0xc0
[  353.114514] 2*64kB (U) 
[  353.116498]  ? mark_held_locks+0x130/0x130
[  353.120667] 1*128kB 
[  353.123245]  ? mark_held_locks+0x130/0x130
[  353.127457] (U) 
[  353.129800]  ? graph_lock+0x170/0x170
[  353.134022] 1*256kB 
[  353.136044]  ? print_usage_bug+0xc0/0xc0
[  353.139821] (U) 
[  353.142172]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  353.146205] 0*512kB 
[  353.148176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.152908] 1*1024kB 
[  353.155224]  ? check_preemption_disabled+0x48/0x200
[  353.160738] (U) 
[  353.163148]  ? check_preemption_disabled+0x48/0x200
[  353.168147] 1*2048kB 
[  353.170121]  ? __lock_is_held+0xb5/0x140
[  353.175133] (M) 
[  353.177541]  __alloc_pages_nodemask+0xa80/0xde0
[  353.181583] 3*4096kB 
[  353.183550]  ? graph_lock+0x170/0x170
[  353.188197] (M) 
[  353.190598]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  353.194371] = 15908kB
[  353.196338]  ? graph_lock+0x170/0x170
[  353.201341] Node 0 
[  353.203751]  ? find_held_lock+0x36/0x1c0
[  353.207522] DMA32: 
[  353.209764]  ? ____cache_alloc_node+0x1c7/0x1e0
[  353.213796] 3*4kB 
[  353.216027]  ? lock_downgrade+0x900/0x900
[  353.220684] (UM) 
[  353.222843]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.226965] 0*8kB 
[  353.229021]  cache_grow_begin+0x91/0x8c0
[  353.234532] 2*16kB 
[  353.236673]  ? do_raw_spin_unlock+0xa7/0x2f0
[  353.240710] (M) 
[  353.242945]  fallback_alloc+0x203/0x2e0
[  353.247323] 1*32kB 
[  353.249297]  ____cache_alloc_node+0x1c7/0x1e0
[  353.253267] (M) 
[  353.255500]  kmem_cache_alloc_node+0xe3/0x730
[  353.259968] 3*64kB 
[  353.261953]  ? ipv6_get_ifaddr+0x42e/0x620
[  353.266427] (UM) 3*128kB 
[  353.268673]  __alloc_skb+0x119/0x770
[  353.272877] (M) 
[  353.275641]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  353.279326] 2*256kB 
[  353.281294]  ? skb_scrub_packet+0x490/0x490
[  353.286543] (M) 
[  353.288867]  ? lock_downgrade+0x900/0x900
[  353.293163] 3*512kB 
[  353.295156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.299288] (M) 
[  353.301609]  ? refcount_sub_and_test_checked+0x203/0x310
[  353.307121] 4*1024kB 
[  353.309100]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  353.314526] (UM) 
[  353.316935]  ? addrconf_rs_timer+0x6f0/0x6f0
[  353.322353] 3*2048kB (M) 
[  353.324428]  ndisc_alloc_skb+0x144/0x340
[  353.328812] 3*4096kB 
[  353.331564]  ndisc_send_rs+0x331/0x6e0
[  353.335597] (M) 
[  353.338002]  addrconf_rs_timer+0x3c0/0x6f0
[  353.341894] = 25228kB
[  353.343894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.348109] Node 0 
[  353.350533]  call_timer_fn+0x272/0x920
[  353.354736] Normal: 
[  353.356985]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.360860] 1169*4kB 
[  353.363181]  ? process_timeout+0x40/0x40
[  353.367410] (MEH) 
[  353.369835]  ? find_held_lock+0x36/0x1c0
[  353.373898] 563*8kB 
[  353.376058]  ? __run_timers+0x7da/0xc70
[  353.380092] (UME) 
[  353.382430]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.386399] 195*16kB 
[  353.388546]  ? _raw_spin_unlock_irq+0x27/0x80
[  353.393018] (ME) 
[  353.395433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.399906] 41*32kB (UM) 
[  353.402006]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  353.406225] 3*64kB (UM) 
[  353.409002]  ? trace_hardirqs_on+0xbd/0x310
[  353.413559] 0*128kB 
[  353.416222]  ? kasan_check_read+0x11/0x20
[  353.420543] 0*256kB 
[  353.422871]  ? __run_timers+0x7da/0xc70
[  353.427002] 0*512kB 
[  353.429315]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  353.433263] 0*1024kB 
[  353.435578]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.441002] 0*2048kB 
[  353.443413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  353.447621] 0*4096kB 
[  353.450026]  __run_timers+0x7e5/0xc70
[  353.454235] = 13804kB
[  353.456655]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  353.460436] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  353.462835]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  353.468188] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  353.477015]  ? graph_lock+0x170/0x170
[  353.482027] 412 total pagecache pages
[  353.490598]  ? enqueue_hrtimer+0x1a5/0x560
[  353.494383] 0 pages in swap cache
[  353.498186]  ? lock_release+0x970/0x970
[  353.502395] Swap cache stats: add 0, delete 0, find 0/0
[  353.502411] Free swap  = 0kB
[  353.505855]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  353.509842] Total swap = 0kB
[  353.515220]  ? find_held_lock+0x36/0x1c0
[  353.518223] 1965979 pages RAM
[  353.523422]  ? graph_lock+0x170/0x170
[  353.526416] 0 pages HighMem/MovableOnly
[  353.530473]  ? pvclock_read_flags+0x160/0x160
[  353.533554] 343324 pages reserved
[  353.537351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.541317] 0 pages cma reserved
[  353.545834]  ? check_preemption_disabled+0x48/0x200
[  353.549426] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  353.554823]  ? __lock_is_held+0xb5/0x140
[  353.554840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.554857]  ? check_preemption_disabled+0x48/0x200
[  353.558289] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  353.563248]  run_timer_softirq+0x52/0xb0
[  353.569716] ksoftirqd/1 cpuset=
[  353.573778]  ? rcu_read_lock_sched_held+0x108/0x120
[  353.579296] /
[  353.584323]  __do_softirq+0x30b/0xad8
[  353.594613]  mems_allowed=0
[  353.598692]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  353.620548]  ? pvclock_read_flags+0x160/0x160
[  353.625045]  ? lapic_next_event+0x5a/0x90
[  353.629199]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.634744]  ? check_preemption_disabled+0x48/0x200
[  353.639763]  ? check_preemption_disabled+0x48/0x200
[  353.644789]  ? kvm_clock_read+0x18/0x30
[  353.648766]  ? kvm_sched_clock_read+0x9/0x20
[  353.653180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.658716]  ? check_preemption_disabled+0x48/0x200
[  353.663748]  irq_exit+0x17f/0x1c0
[  353.667241]  smp_apic_timer_interrupt+0x1cb/0x760
[  353.672083]  ? smp_reschedule_interrupt+0x109/0x650
[  353.677105]  ? smp_call_function_single_interrupt+0x650/0x650
[  353.683028]  ? interrupt_entry+0xb5/0xf0
[  353.687095]  ? trace_hardirqs_off_caller+0xbb/0x300
[  353.692119]  ? trace_hardirqs_off_caller+0xbb/0x300
[  353.697156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.702017]  ? trace_hardirqs_off+0x300/0x300
[  353.706511]  ? trace_hardirqs_off+0x300/0x300
[  353.711011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.716560]  ? check_preemption_disabled+0x48/0x200
[  353.721586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.727161]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.732017]  apic_timer_interrupt+0xf/0x20
[  353.736272]  </IRQ>
[  353.738514] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  353.743445] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  353.762342] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  353.770089] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  353.777353] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  353.784635] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  353.791898] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  353.799171] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  353.806477]  skb_clone+0x1bb/0x500
[  353.810018]  ? skb_split+0x11e0/0x11e0
[  353.813901]  ? check_preemption_disabled+0x48/0x200
[  353.818922]  ? __this_cpu_preempt_check+0x1c/0x1f
[  353.823764]  ? __bpf_redirect+0x54b/0xb20
[  353.827941]  bpf_clone_redirect+0xb9/0x490
[  353.832180]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  353.837207]  ? __sched_text_start+0x8/0x8
[  353.841379]  ? retint_kernel+0x2d/0x2d
[  353.845314]  ? find_held_lock+0x36/0x1c0
[  353.849386]  ? lock_acquire+0x1ed/0x520
[  353.853385]  ? bpf_test_run+0x32e/0x5a0
[  353.857365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  353.862902]  ? check_preemption_disabled+0x48/0x200
[  353.867923]  ? kasan_check_read+0x11/0x20
[  353.872073]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  353.877360]  ? rcu_bh_qs+0xc0/0xc0
[  353.880901]  ? preempt_schedule+0x4d/0x60
[  353.885055]  ? ___preempt_schedule+0x16/0x18
[  353.889470]  ? bpf_test_run+0x1c0/0x5a0
[  353.893679]  ? netlink_diag_dump+0x2a0/0x2a0
[  353.898108]  ? bpf_prog_test_run_skb+0x295/0xb40
[  353.902873]  ? bpf_prog_test_run_skb+0x634/0xb40
[  353.907656]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  353.912500]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  353.918036]  ? fput+0x130/0x1a0
[  353.921349]  ? __bpf_prog_get+0x9b/0x290
[  353.925422]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  353.930264]  ? bpf_prog_test_run+0x130/0x1a0
[  353.934708]  ? __x64_sys_bpf+0x3d8/0x510
[  353.938773]  ? bpf_prog_get+0x20/0x20
[  353.942595]  ? do_syscall_64+0x1b9/0x820
[  353.946667]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  353.952035]  ? syscall_return_slowpath+0x5e0/0x5e0
[  353.956963]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.961815]  ? trace_hardirqs_off+0x300/0x300
[  353.966313]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  353.971331]  ? prepare_exit_to_usermode+0x291/0x3b0
[  353.976354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  353.981203]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  353.986611] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  353.986720] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  353.993461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  353.993467] Call Trace:
[  353.993486]  dump_stack+0x1c4/0x2b4
[  353.993509]  ? dump_stack_print_info.cold.2+0x52/0x52
[  354.000266] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  354.009562]  warn_alloc.cold.118+0xb7/0x1bd
[  354.012144] syz-executor1 cpuset=
[  354.015768]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  354.020935] syz1
[  354.031420]  ? lock_downgrade+0x900/0x900
[  354.035742]  mems_allowed=0
[  354.039191]  ? trace_hardirqs_off+0xb8/0x300
[  354.057438]  ? trace_hardirqs_off+0xb8/0x300
[  354.061861]  __alloc_pages_slowpath+0x2667/0x2d80
[  354.066734]  ? warn_alloc+0x120/0x120
[  354.070541]  ? warn_alloc+0x120/0x120
[  354.074436]  ? print_usage_bug+0xc0/0xc0
[  354.078494]  ? warn_alloc+0x120/0x120
[  354.082297]  ? print_usage_bug+0xc0/0xc0
[  354.086361]  ? __lock_acquire+0x7ec/0x4ec0
[  354.090595]  ? __lock_acquire+0x7ec/0x4ec0
[  354.094829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.100370]  ? should_fail+0x22d/0xd01
[  354.104267]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.109368]  ? __lock_acquire+0x7ec/0x4ec0
[  354.113611]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.118710]  ? __lock_acquire+0x7ec/0x4ec0
[  354.122943]  ? should_fail+0x22d/0xd01
[  354.126858]  ? mark_held_locks+0x130/0x130
[  354.131113]  ? mark_held_locks+0x130/0x130
[  354.135355]  ? graph_lock+0x170/0x170
[  354.139180]  ? graph_lock+0x170/0x170
[  354.142983]  ? graph_lock+0x170/0x170
[  354.146781]  ? print_usage_bug+0xc0/0xc0
[  354.150840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.156374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.161916]  ? check_preemption_disabled+0x48/0x200
[  354.166933]  ? check_preemption_disabled+0x48/0x200
[  354.171976]  ? __lock_is_held+0xb5/0x140
[  354.176044]  __alloc_pages_nodemask+0xa80/0xde0
[  354.180724]  ? graph_lock+0x170/0x170
[  354.184527]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  354.189539]  ? graph_lock+0x170/0x170
[  354.193362]  ? find_held_lock+0x36/0x1c0
[  354.197435]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.202362]  ? lock_downgrade+0x900/0x900
[  354.206514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.212067]  cache_grow_begin+0x91/0x8c0
[  354.216146]  ? do_raw_spin_unlock+0xa7/0x2f0
[  354.220563]  fallback_alloc+0x203/0x2e0
[  354.224558]  ____cache_alloc_node+0x1c7/0x1e0
[  354.229060]  kmem_cache_alloc_node+0xe3/0x730
[  354.233559]  ? ipv6_get_ifaddr+0x42e/0x620
[  354.237802]  __alloc_skb+0x119/0x770
[  354.241516]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  354.246825]  ? skb_scrub_packet+0x490/0x490
[  354.251160]  ? lock_downgrade+0x900/0x900
[  354.255313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.260849]  ? refcount_sub_and_test_checked+0x203/0x310
[  354.266297]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  354.271743]  ? addrconf_rs_timer+0x6f0/0x6f0
[  354.276177]  ndisc_alloc_skb+0x144/0x340
[  354.280244]  ndisc_send_rs+0x331/0x6e0
[  354.284163]  addrconf_rs_timer+0x3c0/0x6f0
[  354.288404]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.292681]  call_timer_fn+0x272/0x920
[  354.296568]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.300817]  ? process_timeout+0x40/0x40
[  354.304873]  ? find_held_lock+0x36/0x1c0
[  354.308958]  ? __run_timers+0x7da/0xc70
[  354.312938]  ? _raw_spin_unlock_irq+0x27/0x80
[  354.317448]  ? _raw_spin_unlock_irq+0x27/0x80
[  354.321942]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.326174]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  354.330755]  ? trace_hardirqs_on+0xbd/0x310
[  354.335079]  ? kasan_check_read+0x11/0x20
[  354.339225]  ? __run_timers+0x7da/0xc70
[  354.343214]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  354.348687]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.352941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  354.357179]  __run_timers+0x7e5/0xc70
[  354.360998]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  354.366357]  ? compat_start_thread+0x80/0x80
[  354.370769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.376310]  ? _raw_spin_unlock_irq+0x60/0x80
[  354.380806]  ? finish_task_switch+0x1f5/0x900
[  354.385784]  ? finish_task_switch+0x1b5/0x900
[  354.390305]  ? __switch_to_asm+0x34/0x70
[  354.394373]  ? preempt_notifier_register+0x200/0x200
[  354.399474]  ? __switch_to_asm+0x34/0x70
[  354.403567]  ? __switch_to_asm+0x40/0x70
[  354.407627]  ? __switch_to_asm+0x34/0x70
[  354.411687]  ? __switch_to_asm+0x40/0x70
[  354.415770]  ? __switch_to_asm+0x34/0x70
[  354.419841]  ? __switch_to_asm+0x40/0x70
[  354.423907]  ? __switch_to_asm+0x40/0x70
[  354.427994]  ? pvclock_read_flags+0x160/0x160
[  354.432489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.438025]  ? check_preemption_disabled+0x48/0x200
[  354.443054]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  354.448591]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  354.453871]  ? rcu_pm_notify+0xc0/0xc0
[  354.457788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.463335]  ? check_preemption_disabled+0x48/0x200
[  354.468361]  run_timer_softirq+0x52/0xb0
[  354.472428]  ? rcu_read_lock_sched_held+0x108/0x120
[  354.477456]  __do_softirq+0x30b/0xad8
[  354.481284]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  354.486414]  ? trace_hardirqs_off_caller+0x300/0x300
[  354.491529]  ? schedule+0x108/0x460
[  354.495166]  ? __schedule+0x1ed0/0x1ed0
[  354.499165]  ? trace_hardirqs_off+0xb8/0x300
[  354.503577]  ? ___might_sleep+0x1ed/0x300
[  354.507728]  ? smpboot_thread_fn+0x68b/0xa00
[  354.512157]  ? trace_hardirqs_on+0x310/0x310
[  354.516571]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.522118]  ? check_preemption_disabled+0x48/0x200
[  354.527147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.532694]  ? takeover_tasklets+0xa90/0xa90
[  354.537107]  run_ksoftirqd+0x94/0x100
[  354.540933]  smpboot_thread_fn+0x68b/0xa00
[  354.545177]  ? sort_range+0x30/0x30
[  354.548812]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  354.553922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.559466]  ? __kthread_parkme+0xfb/0x1a0
[  354.563707]  kthread+0x35a/0x420
[  354.567076]  ? sort_range+0x30/0x30
[  354.570704]  ? kthread_bind+0x40/0x40
[  354.574512]  ret_from_fork+0x3a/0x50
[  354.578244] warn_alloc_show_mem: 1 callbacks suppressed
[  354.578255] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  354.578257] Mem-Info:
[  354.578299] active_anon:54556 inactive_anon:372 isolated_anon:0
[  354.578299]  active_file:17 inactive_file:16 isolated_file:0
[  354.578299]  unevictable:0 dirty:0 writeback:0 unstable:0
[  354.578299]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  354.578299]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  354.578299]  free:13727 free_pcp:164 free_cma:0
[  354.583644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  354.590927] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  354.593338] Call Trace:
[  354.626206] Node 0 
[  354.635555]  <IRQ>
[  354.663158] 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
[  354.665732]  dump_stack+0x1c4/0x2b4
[  354.667959] lowmem_reserve[]:
[  354.670105]  ? dump_stack_print_info.cold.2+0x52/0x52
[  354.695585]  0 2815
[  354.699247]  warn_alloc.cold.118+0xb7/0x1bd
[  354.702333]  6318
[  354.707516]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  354.709730]  6318
[  354.714053]  ? lock_downgrade+0x900/0x900
[  354.721142]  ? trace_hardirqs_off+0xb8/0x300
[  354.723181] Node 0 
[  354.727324]  ? trace_hardirqs_off+0xb8/0x300
[  354.731735] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  354.733948]  __alloc_pages_slowpath+0x2667/0x2d80
[  354.738329] lowmem_reserve[]:
[  354.764889]  ? warn_alloc+0x120/0x120
[  354.769687]  0
[  354.772792]  ? warn_alloc+0x120/0x120
[  354.776578]  0
[  354.778379]  ? print_usage_bug+0xc0/0xc0
[  354.782156]  3503
[  354.783948]  ? warn_alloc+0x120/0x120
[  354.787979]  3503
[  354.790040]  ? print_usage_bug+0xc0/0xc0
[  354.793814] Node 0 
[  354.795879]  ? __lock_acquire+0x7ec/0x4ec0
[  354.799942] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  354.802156]  ? __lock_acquire+0x7ec/0x4ec0
[  354.806369] lowmem_reserve[]:
[  354.834732]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  354.838954]  0
[  354.842068]  ? should_fail+0x22d/0xd01
[  354.847579]  0
[  354.849380]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.853236]  0 0
[  354.855043]  ? __lock_acquire+0x7ec/0x4ec0
[  354.860129] Node 0 
[  354.862099]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  354.866308] DMA: 
[  354.868550]  ? __lock_acquire+0x7ec/0x4ec0
[  354.873631] 1*4kB 
[  354.875688]  ? should_fail+0x22d/0xd01
[  354.879905] (U) 
[  354.882052]  ? mark_held_locks+0x130/0x130
[  354.885917] 0*8kB 
[  354.887889]  ? mark_held_locks+0x130/0x130
[  354.892112] 0*16kB 
[  354.894270]  ? graph_lock+0x170/0x170
[  354.898481] 1*32kB 
[  354.900715]  ? graph_lock+0x170/0x170
[  354.904489] (U) 2*64kB 
[  354.906731]  ? graph_lock+0x170/0x170
[  354.910512] (U) 
[  354.913093]  ? print_usage_bug+0xc0/0xc0
[  354.916886] 1*128kB 
[  354.918863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.922907] (U) 
[  354.925260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  354.930774] 1*256kB 
[  354.932747]  ? check_preemption_disabled+0x48/0x200
[  354.938261] (U) 
[  354.940586]  ? check_preemption_disabled+0x48/0x200
[  354.945583] 0*512kB 1*1024kB 
[  354.947574]  ? __lock_is_held+0xb5/0x140
[  354.952557] (U) 
[  354.955663]  __alloc_pages_nodemask+0xa80/0xde0
[  354.959703] 1*2048kB 
[  354.961684]  ? graph_lock+0x170/0x170
[  354.966329] (M) 3*4096kB 
[  354.968743]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  354.972537] (M) 
[  354.975295]  ? graph_lock+0x170/0x170
[  354.980304] = 15908kB
[  354.982283]  ? find_held_lock+0x36/0x1c0
[  354.986055] Node 0 
[  354.988469]  ? ____cache_alloc_node+0x1c7/0x1e0
[  354.992501] DMA32: 
[  354.994734]  ? lock_downgrade+0x900/0x900
[  354.999383] 3*4kB 
[  355.001637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.005759] (UM) 
[  355.007901]  cache_grow_begin+0x91/0x8c0
[  355.013432] 0*8kB 
[  355.015492]  ? do_raw_spin_unlock+0xa7/0x2f0
[  355.019522] 2*16kB (M) 
[  355.021697]  fallback_alloc+0x203/0x2e0
[  355.026074] 1*32kB (M) 
[  355.028679]  ____cache_alloc_node+0x1c7/0x1e0
[  355.032619] 3*64kB (UM) 
[  355.035207]  kmem_cache_alloc_node+0xe3/0x730
[  355.039678] 3*128kB 
[  355.042356]  ? ipv6_get_ifaddr+0x42e/0x620
[  355.046842] (M) 
[  355.049218]  __alloc_skb+0x119/0x770
[  355.049234]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  355.049247]  ? skb_scrub_packet+0x490/0x490
[  355.049258]  ? lock_downgrade+0x900/0x900
[  355.049276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.049291]  ? refcount_sub_and_test_checked+0x203/0x310
[  355.049309]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  355.049320]  ? addrconf_rs_timer+0x6f0/0x6f0
[  355.049340]  ndisc_alloc_skb+0x144/0x340
[  355.049353]  ndisc_send_rs+0x331/0x6e0
[  355.049367]  addrconf_rs_timer+0x3c0/0x6f0
[  355.049382]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.049405]  call_timer_fn+0x272/0x920
[  355.049413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.049422]  ? process_timeout+0x40/0x40
[  355.049432]  ? find_held_lock+0x36/0x1c0
[  355.049444]  ? __run_timers+0x7da/0xc70
[  355.049457]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.049468]  ? _raw_spin_unlock_irq+0x27/0x80
[  355.049481]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.049489]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  355.049501]  ? trace_hardirqs_on+0xbd/0x310
[  355.049515]  ? kasan_check_read+0x11/0x20
[  355.049525]  ? __run_timers+0x7da/0xc70
[  355.049534]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  355.049544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.049559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  355.049583]  __run_timers+0x7e5/0xc70
[  355.049600]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  355.049611]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  355.049619]  ? graph_lock+0x170/0x170
[  355.049629]  ? enqueue_hrtimer+0x1a5/0x560
[  355.049636]  ? lock_release+0x970/0x970
[  355.049645]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  355.049656]  ? find_held_lock+0x36/0x1c0
[  355.049667]  ? graph_lock+0x170/0x170
[  355.049676]  ? pvclock_read_flags+0x160/0x160
[  355.049687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.049695]  ? check_preemption_disabled+0x48/0x200
[  355.049709]  ? __lock_is_held+0xb5/0x140
[  355.049717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.049725]  ? check_preemption_disabled+0x48/0x200
[  355.049736]  run_timer_softirq+0x52/0xb0
[  355.049744]  ? rcu_read_lock_sched_held+0x108/0x120
[  355.049752]  __do_softirq+0x30b/0xad8
[  355.049766]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  355.049777]  ? pvclock_read_flags+0x160/0x160
[  355.049798]  ? lapic_next_event+0x5a/0x90
[  355.049806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.049813]  ? check_preemption_disabled+0x48/0x200
[  355.049819]  ? check_preemption_disabled+0x48/0x200
[  355.049830]  ? kvm_clock_read+0x18/0x30
[  355.049838]  ? kvm_sched_clock_read+0x9/0x20
[  355.049859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.049866]  ? check_preemption_disabled+0x48/0x200
[  355.049880]  irq_exit+0x17f/0x1c0
[  355.049888]  smp_apic_timer_interrupt+0x1cb/0x760
[  355.049895]  ? smp_reschedule_interrupt+0x109/0x650
[  355.049907]  ? smp_call_function_single_interrupt+0x650/0x650
[  355.049919]  ? interrupt_entry+0xb5/0xf0
[  355.049936]  ? trace_hardirqs_off_caller+0xbb/0x300
[  355.054157] 2*256kB 
[  355.056142]  ? trace_hardirqs_off_caller+0xbb/0x300
[  355.059847] (M) 
[  355.065135]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.069424] 3*512kB (M) 
[  355.073584]  ? trace_hardirqs_off+0x300/0x300
[  355.079097] 4*1024kB 
[  355.084549]  ? trace_hardirqs_off+0x300/0x300
[  355.084566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.089996] (UM) 
[  355.094398]  ? check_preemption_disabled+0x48/0x200
[  355.098440] 3*2048kB 
[  355.102320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.106536] (M) 
[  355.110800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.114668] 3*4096kB 
[  355.118910]  apic_timer_interrupt+0xf/0x20
[  355.122948] (M) = 25228kB
[  355.127010]  </IRQ>
[  355.130974] Node 0 
[  355.135471] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  355.139960] Normal: 
[  355.144213] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  355.148774] 1169*4kB 
[  355.153081] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  355.157235] (MEH) 
[  355.161199] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  355.166625] 563*8kB (UME) 
[  355.170855] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  355.170868] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  355.175086] 195*16kB 
[  355.178869] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  355.178882] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  355.184240] (ME) 
[  355.189277]  skb_clone+0x1bb/0x500
[  355.193056] 41*32kB 
[  355.197284]  ? skb_split+0x11e0/0x11e0
[  355.201237] (UM) 
[  355.206426]  ? check_preemption_disabled+0x48/0x200
[  355.210468] 3*64kB 
[  355.214275]  ? __this_cpu_preempt_check+0x1c/0x1f
[  355.218769] (UM) 
[  355.224310]  ? __bpf_redirect+0x54b/0xb20
[  355.229318] 0*128kB 
[  355.233406]  bpf_clone_redirect+0xb9/0x490
[  355.238921] 0*256kB 
[  355.243939]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  355.247983] 0*512kB 
[  355.252990]  ? __sched_text_start+0x8/0x8
[  355.256833] 0*1024kB 
[  355.261927]  ? retint_kernel+0x2d/0x2d
[  355.266411] 0*2048kB 
[  355.270553]  ? find_held_lock+0x36/0x1c0
[  355.276060] 0*4096kB 
[  355.281078]  ? lock_acquire+0x1ed/0x520
[  355.286082] = 13804kB
[  355.290044]  ? bpf_test_run+0x32e/0x5a0
[  355.294433] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  355.299953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.304960] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  355.308405]  ? check_preemption_disabled+0x48/0x200
[  355.313222] 412 total pagecache pages
[  355.318238]  ? kasan_check_read+0x11/0x20
[  355.324104] 0 pages in swap cache
[  355.328166]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  355.333160] Swap cache stats: add 0, delete 0, find 0/0
[  355.335522]  ? rcu_bh_qs+0xc0/0xc0
[  355.340514] Free swap  = 0kB
[  355.340523] Total swap = 0kB
[  355.342510]  ? preempt_schedule+0x4d/0x60
[  355.347329] 1965979 pages RAM
[  355.349997]  ? ___preempt_schedule+0x16/0x18
[  355.354462] 0 pages HighMem/MovableOnly
[  355.354471] 343324 pages reserved
[  355.356876]  ? bpf_test_run+0x1c0/0x5a0
[  355.361359] 0 pages cma reserved
[  355.366896]  ? netlink_diag_dump+0x2a0/0x2a0
[  355.369029] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  355.373947]  ? bpf_prog_test_run_skb+0x295/0xb40
[  355.373978]  ? bpf_prog_test_run_skb+0x634/0xb40
[  355.374000]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  355.376519] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  355.381934]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  355.383890] ksoftirqd/1 cpuset=
[  355.388726]  ? fput+0x130/0x1a0
[  355.391116] /
[  355.395366]  ? __bpf_prog_get+0x9b/0x290
[  355.398105]  mems_allowed=0
[  355.400346]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  355.707063]  ? bpf_prog_test_run+0x130/0x1a0
[  355.711478]  ? __x64_sys_bpf+0x3d8/0x510
[  355.715541]  ? bpf_prog_get+0x20/0x20
[  355.719381]  ? do_syscall_64+0x1b9/0x820
[  355.723450]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  355.728815]  ? syscall_return_slowpath+0x5e0/0x5e0
[  355.733745]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.738609]  ? trace_hardirqs_off+0x300/0x300
[  355.743110]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  355.748146]  ? prepare_exit_to_usermode+0x291/0x3b0
[  355.753184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  355.758043]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  355.763440] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  355.763525] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  355.770286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  355.770295] Call Trace:
[  355.776873] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  355.786141]  dump_stack+0x1c4/0x2b4
[  355.788707] syz-executor1 cpuset=
[  355.799186]  ? dump_stack_print_info.cold.2+0x52/0x52
[  355.802791] syz1
[  355.806250]  warn_alloc.cold.118+0xb7/0x1bd
[  355.811419]  mems_allowed=0
[  355.813393]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  355.825479]  ? lock_downgrade+0x900/0x900
[  355.829640]  ? trace_hardirqs_off+0xb8/0x300
[  355.834073]  ? trace_hardirqs_off+0xb8/0x300
[  355.838493]  __alloc_pages_slowpath+0x2667/0x2d80
[  355.843372]  ? warn_alloc+0x120/0x120
[  355.847185]  ? warn_alloc+0x120/0x120
[  355.850991]  ? print_usage_bug+0xc0/0xc0
[  355.855054]  ? warn_alloc+0x120/0x120
[  355.858861]  ? print_usage_bug+0xc0/0xc0
[  355.862941]  ? __lock_acquire+0x7ec/0x4ec0
[  355.867178]  ? __lock_acquire+0x7ec/0x4ec0
[  355.871436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  355.876977]  ? should_fail+0x22d/0xd01
[  355.880870]  ? __lock_acquire+0x7ec/0x4ec0
[  355.885112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.890463]  ? __lock_acquire+0x7ec/0x4ec0
[  355.894706]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  355.899808]  ? __lock_acquire+0x7ec/0x4ec0
[  355.904058]  ? should_fail+0x22d/0xd01
[  355.907980]  ? mark_held_locks+0x130/0x130
[  355.912219]  ? mark_held_locks+0x130/0x130
[  355.916465]  ? graph_lock+0x170/0x170
[  355.920267]  ? print_usage_bug+0xc0/0xc0
[  355.924332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.929873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.935441]  ? check_preemption_disabled+0x48/0x200
[  355.940458]  ? check_preemption_disabled+0x48/0x200
[  355.945511]  ? __lock_is_held+0xb5/0x140
[  355.949622]  __alloc_pages_nodemask+0xa80/0xde0
[  355.954299]  ? graph_lock+0x170/0x170
[  355.958109]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  355.963147]  ? graph_lock+0x170/0x170
[  355.966963]  ? find_held_lock+0x36/0x1c0
[  355.971049]  ? ____cache_alloc_node+0x1c7/0x1e0
[  355.975724]  ? lock_downgrade+0x900/0x900
[  355.979887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  355.985460]  cache_grow_begin+0x91/0x8c0
[  355.989528]  ? do_raw_spin_unlock+0xa7/0x2f0
[  355.993947]  fallback_alloc+0x203/0x2e0
[  355.998416]  ____cache_alloc_node+0x1c7/0x1e0
[  356.002926]  kmem_cache_alloc_node+0xe3/0x730
[  356.007427]  ? ipv6_get_ifaddr+0x42e/0x620
[  356.011683]  __alloc_skb+0x119/0x770
[  356.015403]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  356.020689]  ? skb_scrub_packet+0x490/0x490
[  356.025057]  ? lock_downgrade+0x900/0x900
[  356.029229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.034774]  ? refcount_sub_and_test_checked+0x203/0x310
[  356.040241]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  356.045702]  ? addrconf_rs_timer+0x6f0/0x6f0
[  356.050134]  ndisc_alloc_skb+0x144/0x340
[  356.054217]  ndisc_send_rs+0x331/0x6e0
[  356.058118]  addrconf_rs_timer+0x3c0/0x6f0
[  356.062381]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.066633]  call_timer_fn+0x272/0x920
[  356.070523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.074764]  ? process_timeout+0x40/0x40
[  356.078826]  ? find_held_lock+0x36/0x1c0
[  356.082906]  ? __run_timers+0x7da/0xc70
[  356.086886]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.091389]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.095888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.100151]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  356.104738]  ? trace_hardirqs_on+0xbd/0x310
[  356.109060]  ? kasan_check_read+0x11/0x20
[  356.113226]  ? __run_timers+0x7da/0xc70
[  356.117208]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  356.122689]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.126953]  __run_timers+0x7e5/0xc70
[  356.130773]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  356.136155]  ? compat_start_thread+0x80/0x80
[  356.140570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.146118]  ? _raw_spin_unlock_irq+0x60/0x80
[  356.150627]  ? finish_task_switch+0x1f5/0x900
[  356.155132]  ? finish_task_switch+0x1b5/0x900
[  356.159643]  ? __switch_to_asm+0x34/0x70
[  356.163712]  ? preempt_notifier_register+0x200/0x200
[  356.168830]  ? __switch_to_asm+0x34/0x70
[  356.172918]  ? __switch_to_asm+0x40/0x70
[  356.176977]  ? __switch_to_asm+0x34/0x70
[  356.181035]  ? __switch_to_asm+0x40/0x70
[  356.185096]  ? __switch_to_asm+0x34/0x70
[  356.189162]  ? __switch_to_asm+0x40/0x70
[  356.193229]  ? __switch_to_asm+0x40/0x70
[  356.197310]  ? pvclock_read_flags+0x160/0x160
[  356.201808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.207349]  ? check_preemption_disabled+0x48/0x200
[  356.212387]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  356.217928]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  356.223209]  ? rcu_pm_notify+0xc0/0xc0
[  356.227098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.232641]  ? check_preemption_disabled+0x48/0x200
[  356.237684]  run_timer_softirq+0x52/0xb0
[  356.241757]  ? rcu_read_lock_sched_held+0x108/0x120
[  356.246784]  __do_softirq+0x30b/0xad8
[  356.250609]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  356.255712]  ? trace_hardirqs_off_caller+0x300/0x300
[  356.260836]  ? schedule+0x108/0x460
[  356.264464]  ? __schedule+0x1ed0/0x1ed0
[  356.268458]  ? trace_hardirqs_off+0xb8/0x300
[  356.272886]  ? ___might_sleep+0x1ed/0x300
[  356.277036]  ? smpboot_thread_fn+0x68b/0xa00
[  356.281454]  ? trace_hardirqs_on+0x310/0x310
[  356.285865]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.291407]  ? check_preemption_disabled+0x48/0x200
[  356.296456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.302006]  ? takeover_tasklets+0xa90/0xa90
[  356.306420]  run_ksoftirqd+0x94/0x100
[  356.310233]  smpboot_thread_fn+0x68b/0xa00
[  356.314478]  ? sort_range+0x30/0x30
[  356.318129]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  356.323237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.328776]  ? __kthread_parkme+0xfb/0x1a0
[  356.333016]  kthread+0x35a/0x420
[  356.336397]  ? sort_range+0x30/0x30
[  356.340025]  ? kthread_bind+0x40/0x40
[  356.343828]  ret_from_fork+0x3a/0x50
[  356.347576] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  356.347582] warn_alloc_show_mem: 1 callbacks suppressed
[  356.347590] Mem-Info:
[  356.354875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  356.360255] active_anon:54556 inactive_anon:372 isolated_anon:0
[  356.360255]  active_file:17 inactive_file:16 isolated_file:0
[  356.360255]  unevictable:0 dirty:0 writeback:0 unstable:0
[  356.360255]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  356.360255]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  356.360255]  free:13727 free_pcp:164 free_cma:0
[  356.362633] Call Trace:
[  356.372022] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  356.404892]  <IRQ>
[  356.407477] Node 0 
[  356.435066]  dump_stack+0x1c4/0x2b4
[  356.437219] 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
[  356.439432]  ? dump_stack_print_info.cold.2+0x52/0x52
[  356.443036] lowmem_reserve[]:
[  356.468548]  warn_alloc.cold.118+0xb7/0x1bd
[  356.473709]  0
[  356.476809]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  356.481106]  2815
[  356.482916]  ? lock_downgrade+0x900/0x900
[  356.487736]  6318
[  356.489802]  ? trace_hardirqs_off+0xb8/0x300
[  356.493935]  6318
[  356.496000]  ? trace_hardirqs_off+0xb8/0x300
[  356.502456]  __alloc_pages_slowpath+0x2667/0x2d80
[  356.506841] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  356.511704]  ? warn_alloc+0x120/0x120
[  356.511722]  ? trace_hardirqs_on+0x310/0x310
[  356.538856] lowmem_reserve[]:
[  356.542665]  ? warn_alloc+0x120/0x120
[  356.547053]  0
[  356.550163]  ? print_usage_bug+0xc0/0xc0
[  356.553938]  0
[  356.555741]  ? warn_alloc+0x120/0x120
[  356.559779]  3503
[  356.561579]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  356.565349]  3503
[  356.567424]  ? print_usage_bug+0xc0/0xc0
[  356.572425] Node 0 
[  356.574486]  ? __lock_acquire+0x7ec/0x4ec0
[  356.578552] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  356.580760]  ? __lock_acquire+0x7ec/0x4ec0
[  356.584969] lowmem_reserve[]:
[  356.613348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  356.617561]  0
[  356.620665]  ? should_fail+0x22d/0xd01
[  356.626177]  0
[  356.627979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.631840]  0
[  356.633639]  ? __lock_acquire+0x7ec/0x4ec0
[  356.638719]  0
[  356.640532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  356.646542]  ? __lock_acquire+0x7ec/0x4ec0
[  356.651641] Node 0 
[  356.655867]  ? should_fail+0x22d/0xd01
[  356.655878] DMA: 
[  356.658108]  ? print_usage_bug+0xc0/0xc0
[  356.661987] 1*4kB 
[  356.664054]  ? mark_held_locks+0x130/0x130
[  356.668093] (U) 
[  356.670241]  ? mark_held_locks+0x130/0x130
[  356.674457] 0*8kB 
[  356.676449]  ? graph_lock+0x170/0x170
[  356.680665] 0*16kB 
[  356.682815]  ? print_usage_bug+0xc0/0xc0
[  356.686603] 1*32kB 
[  356.688839]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  356.692876] (U) 
[  356.695119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.699858] 2*64kB 
[  356.701842]  ? check_preemption_disabled+0x48/0x200
[  356.707357] (U) 
[  356.709587]  ? check_preemption_disabled+0x48/0x200
[  356.714581] 1*128kB 
[  356.716557]  ? __lock_is_held+0xb5/0x140
[  356.721545] (U) 
[  356.723875]  __alloc_pages_nodemask+0xa80/0xde0
[  356.727922] 1*256kB 
[  356.729891]  ? graph_lock+0x170/0x170
[  356.734541] (U) 
[  356.736860]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  356.740642] 0*512kB 
[  356.742624]  ? graph_lock+0x170/0x170
[  356.747616] 1*1024kB (U) 
[  356.749953]  ? find_held_lock+0x36/0x1c0
[  356.753718] 1*2048kB (M) 
[  356.756492]  ? ____cache_alloc_node+0x1c7/0x1e0
[  356.760524] 3*4096kB 
[  356.763288]  ? lock_downgrade+0x900/0x900
[  356.767932] (M) 
[  356.770350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.774470] = 15908kB
[  356.774478] Node 0 
[  356.776454]  cache_grow_begin+0x91/0x8c0
[  356.781972] DMA32: 
[  356.784383]  ? do_raw_spin_unlock+0xa7/0x2f0
[  356.786605] 3*4kB 
[  356.790668]  fallback_alloc+0x203/0x2e0
[  356.792881] (UM) 
[  356.797305]  ____cache_alloc_node+0x1c7/0x1e0
[  356.799428] 0*8kB 
[  356.803407]  kmem_cache_alloc_node+0xe3/0x730
[  356.805455] 2*16kB 
[  356.809946]  ? ipv6_get_ifaddr+0x42e/0x620
[  356.812075] (M) 
[  356.816574]  __alloc_skb+0x119/0x770
[  356.818797] 1*32kB 
[  356.823027]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  356.824990] (M) 
[  356.828699]  ? skb_scrub_packet+0x490/0x490
[  356.830917] 3*64kB 
[  356.836185]  ? lock_downgrade+0x900/0x900
[  356.838146] (UM) 
[  356.842479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  356.844695] 3*128kB 
[  356.848852]  ? refcount_sub_and_test_checked+0x203/0x310
[  356.850892] (M) 
[  356.856432]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  356.858736] 2*256kB 
[  356.864186]  ? addrconf_rs_timer+0x6f0/0x6f0
[  356.866146] (M) 
[  356.871603]  ndisc_alloc_skb+0x144/0x340
[  356.873897] 3*512kB 
[  356.878308]  ndisc_send_rs+0x331/0x6e0
[  356.880262] (M) 
[  356.884341]  addrconf_rs_timer+0x3c0/0x6f0
[  356.886636] 4*1024kB (UM) 
[  356.890540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.892493] 3*2048kB 
[  356.896737]  call_timer_fn+0x272/0x920
[  356.899546] (M) 3*4096kB 
[  356.903788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.906169] (M) = 25228kB
[  356.910061]  ? process_timeout+0x40/0x40
[  356.912827] Node 0 
[  356.917076]  ? find_held_lock+0x36/0x1c0
[  356.919811] Normal: 
[  356.923865]  ? __run_timers+0x7da/0xc70
[  356.926076] 1169*4kB 
[  356.930136]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.932460] (MEH) 
[  356.936434]  ? _raw_spin_unlock_irq+0x27/0x80
[  356.938823] 563*8kB 
[  356.943315]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.945553] (UME) 
[  356.950043]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  356.952355] 195*16kB 
[  356.956584]  ? trace_hardirqs_on+0xbd/0x310
[  356.958710] (ME) 
[  356.963295]  ? kasan_check_read+0x11/0x20
[  356.965694] 41*32kB 
[  356.970007]  ? __run_timers+0x7da/0xc70
[  356.972048] (UM) 
[  356.976196]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  356.978599] 3*64kB 
[  356.982580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.984624] (UM) 
[  356.990093]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  356.992305] 0*128kB 
[  356.996539]  __run_timers+0x7e5/0xc70
[  356.998593] 0*256kB 
[  357.002834]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  357.005132] 0*512kB 0*1024kB 
[  357.008952]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  357.011254] 0*2048kB 
[  357.016615]  ? graph_lock+0x170/0x170
[  357.019705] 0*4096kB 
[  357.024729]  ? enqueue_hrtimer+0x1a5/0x560
[  357.027153] = 13804kB
[  357.030944]  ? lock_release+0x970/0x970
[  357.033337] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  357.037562]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  357.039958] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  357.043937]  ? find_held_lock+0x36/0x1c0
[  357.052750] 412 total pagecache pages
[  357.057931]  ? graph_lock+0x170/0x170
[  357.066489] 0 pages in swap cache
[  357.070545]  ? pvclock_read_flags+0x160/0x160
[  357.074333] Swap cache stats: add 0, delete 0, find 0/0
[  357.078137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.081579] Free swap  = 0kB
[  357.086064]  ? check_preemption_disabled+0x48/0x200
[  357.091401] Total swap = 0kB
[  357.091413] 1965979 pages RAM
[  357.096955]  ? __lock_is_held+0xb5/0x140
[  357.099938] 0 pages HighMem/MovableOnly
[  357.099947] 343324 pages reserved
[  357.104969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.107966] 0 pages cma reserved
[  357.111066]  ? check_preemption_disabled+0x48/0x200
[  357.115191] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  357.119085]  run_timer_softirq+0x52/0xb0
[  357.122698] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  357.128157]  ? rcu_read_lock_sched_held+0x108/0x120
[  357.131519] ksoftirqd/1 cpuset=
[  357.136559]  __do_softirq+0x30b/0xad8
[  357.143026] /
[  357.147094]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  357.157376]  mems_allowed=0
[  357.162390]  ? pvclock_read_flags+0x160/0x160
[  357.183651]  ? lapic_next_event+0x5a/0x90
[  357.187800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.193335]  ? check_preemption_disabled+0x48/0x200
[  357.198349]  ? check_preemption_disabled+0x48/0x200
[  357.203373]  ? kvm_clock_read+0x18/0x30
[  357.207348]  ? kvm_sched_clock_read+0x9/0x20
[  357.211757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.217296]  ? check_preemption_disabled+0x48/0x200
[  357.222324]  irq_exit+0x17f/0x1c0
[  357.225820]  smp_apic_timer_interrupt+0x1cb/0x760
[  357.230678]  ? smp_reschedule_interrupt+0x109/0x650
[  357.235700]  ? smp_call_function_single_interrupt+0x650/0x650
[  357.241587]  ? interrupt_entry+0xb5/0xf0
[  357.245656]  ? trace_hardirqs_off_caller+0xbb/0x300
[  357.250670]  ? trace_hardirqs_off_caller+0xbb/0x300
[  357.255686]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.260536]  ? trace_hardirqs_off+0x300/0x300
[  357.265029]  ? trace_hardirqs_off+0x300/0x300
[  357.269530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.275075]  ? check_preemption_disabled+0x48/0x200
[  357.280146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.285697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.290551]  apic_timer_interrupt+0xf/0x20
[  357.294780]  </IRQ>
[  357.297036] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  357.301966] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  357.320866] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  357.328584] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  357.335852] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  357.343118] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  357.350404] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  357.357716] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  357.365026]  skb_clone+0x1bb/0x500
[  357.368587]  ? skb_split+0x11e0/0x11e0
[  357.372480]  ? check_preemption_disabled+0x48/0x200
[  357.377507]  ? __this_cpu_preempt_check+0x1c/0x1f
[  357.382372]  ? __bpf_redirect+0x54b/0xb20
[  357.386537]  bpf_clone_redirect+0xb9/0x490
[  357.390828]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  357.395870]  ? __sched_text_start+0x8/0x8
[  357.400021]  ? retint_kernel+0x2d/0x2d
[  357.403918]  ? find_held_lock+0x36/0x1c0
[  357.407987]  ? lock_acquire+0x1ed/0x520
[  357.411960]  ? bpf_test_run+0x32e/0x5a0
[  357.415944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.421483]  ? check_preemption_disabled+0x48/0x200
[  357.426518]  ? kasan_check_read+0x11/0x20
[  357.430671]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  357.435950]  ? rcu_bh_qs+0xc0/0xc0
[  357.439496]  ? preempt_schedule+0x4d/0x60
[  357.443647]  ? ___preempt_schedule+0x16/0x18
[  357.448062]  ? bpf_test_run+0x1c0/0x5a0
[  357.452047]  ? netlink_diag_dump+0x2a0/0x2a0
[  357.456465]  ? bpf_prog_test_run_skb+0x295/0xb40
[  357.461232]  ? bpf_prog_test_run_skb+0x634/0xb40
[  357.465995]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  357.470836]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  357.476375]  ? fput+0x130/0x1a0
[  357.479666]  ? __bpf_prog_get+0x9b/0x290
[  357.483739]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  357.488596]  ? bpf_prog_test_run+0x130/0x1a0
[  357.493013]  ? __x64_sys_bpf+0x3d8/0x510
[  357.497072]  ? bpf_prog_get+0x20/0x20
[  357.500893]  ? do_syscall_64+0x1b9/0x820
[  357.504954]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  357.510321]  ? syscall_return_slowpath+0x5e0/0x5e0
[  357.515248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.520094]  ? trace_hardirqs_off+0x300/0x300
[  357.524599]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  357.529620]  ? prepare_exit_to_usermode+0x291/0x3b0
[  357.534653]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  357.539508]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  357.544949] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  357.545064] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  357.551826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  357.551834] Call Trace:
[  357.558434] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  357.567669]  dump_stack+0x1c4/0x2b4
[  357.570235] syz-executor1 cpuset=
[  357.580751]  ? dump_stack_print_info.cold.2+0x52/0x52
[  357.584363] syz1
[  357.587826]  warn_alloc.cold.118+0xb7/0x1bd
[  357.592990]  mems_allowed=0
[  357.594958]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  357.607055]  ? lock_downgrade+0x900/0x900
[  357.611210]  ? trace_hardirqs_off+0xb8/0x300
[  357.615627]  ? trace_hardirqs_off+0xb8/0x300
[  357.620050]  __alloc_pages_slowpath+0x2667/0x2d80
[  357.624942]  ? warn_alloc+0x120/0x120
[  357.628757]  ? warn_alloc+0x120/0x120
[  357.632565]  ? print_usage_bug+0xc0/0xc0
[  357.636637]  ? warn_alloc+0x120/0x120
[  357.640444]  ? print_usage_bug+0xc0/0xc0
[  357.644509]  ? __lock_acquire+0x7ec/0x4ec0
[  357.648749]  ? __lock_acquire+0x7ec/0x4ec0
[  357.652995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  357.658540]  ? should_fail+0x22d/0xd01
[  357.662459]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.667589]  ? __lock_acquire+0x7ec/0x4ec0
[  357.671838]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  357.676950]  ? __lock_acquire+0x7ec/0x4ec0
[  357.681186]  ? should_fail+0x22d/0xd01
[  357.685083]  ? mark_held_locks+0x130/0x130
[  357.689319]  ? mark_held_locks+0x130/0x130
[  357.693550]  ? graph_lock+0x170/0x170
[  357.697345]  ? graph_lock+0x170/0x170
[  357.701154]  ? graph_lock+0x170/0x170
[  357.704958]  ? print_usage_bug+0xc0/0xc0
[  357.709034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.714573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.720142]  ? check_preemption_disabled+0x48/0x200
[  357.725165]  ? check_preemption_disabled+0x48/0x200
[  357.730205]  ? __lock_is_held+0xb5/0x140
[  357.734270]  __alloc_pages_nodemask+0xa80/0xde0
[  357.738939]  ? graph_lock+0x170/0x170
[  357.742745]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  357.747758]  ? graph_lock+0x170/0x170
[  357.751573]  ? find_held_lock+0x36/0x1c0
[  357.755643]  ? ____cache_alloc_node+0x1c7/0x1e0
[  357.760309]  ? lock_downgrade+0x900/0x900
[  357.764463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.770006]  cache_grow_begin+0x91/0x8c0
[  357.774072]  ? do_raw_spin_unlock+0xa7/0x2f0
[  357.778490]  fallback_alloc+0x203/0x2e0
[  357.782470]  ____cache_alloc_node+0x1c7/0x1e0
[  357.786969]  kmem_cache_alloc_node+0xe3/0x730
[  357.791467]  ? ipv6_get_ifaddr+0x42e/0x620
[  357.795728]  __alloc_skb+0x119/0x770
[  357.799458]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  357.804745]  ? skb_scrub_packet+0x490/0x490
[  357.809580]  ? lock_downgrade+0x900/0x900
[  357.813743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.819284]  ? refcount_sub_and_test_checked+0x203/0x310
[  357.824739]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  357.830195]  ? addrconf_rs_timer+0x6f0/0x6f0
[  357.834629]  ndisc_alloc_skb+0x144/0x340
[  357.838699]  ndisc_send_rs+0x331/0x6e0
[  357.842615]  addrconf_rs_timer+0x3c0/0x6f0
[  357.846858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.851115]  call_timer_fn+0x272/0x920
[  357.855063]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.859300]  ? process_timeout+0x40/0x40
[  357.863364]  ? find_held_lock+0x36/0x1c0
[  357.867460]  ? __run_timers+0x7da/0xc70
[  357.871441]  ? _raw_spin_unlock_irq+0x27/0x80
[  357.875947]  ? _raw_spin_unlock_irq+0x27/0x80
[  357.880440]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.884675]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  357.889272]  ? trace_hardirqs_on+0xbd/0x310
[  357.893815]  ? kasan_check_read+0x11/0x20
[  357.897964]  ? __run_timers+0x7da/0xc70
[  357.901939]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  357.907416]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.911661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  357.915897]  __run_timers+0x7e5/0xc70
[  357.919722]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  357.925083]  ? compat_start_thread+0x80/0x80
[  357.929542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.935089]  ? _raw_spin_unlock_irq+0x60/0x80
[  357.939596]  ? finish_task_switch+0x1f5/0x900
[  357.944109]  ? finish_task_switch+0x1b5/0x900
[  357.948610]  ? __switch_to_asm+0x34/0x70
[  357.952738]  ? preempt_notifier_register+0x200/0x200
[  357.957897]  ? __switch_to_asm+0x34/0x70
[  357.961960]  ? __switch_to_asm+0x40/0x70
[  357.966036]  ? __switch_to_asm+0x34/0x70
[  357.970094]  ? __switch_to_asm+0x40/0x70
[  357.974164]  ? __switch_to_asm+0x34/0x70
[  357.978230]  ? __switch_to_asm+0x40/0x70
[  357.982291]  ? __switch_to_asm+0x40/0x70
[  357.986359]  ? pvclock_read_flags+0x160/0x160
[  357.990855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  357.996390]  ? check_preemption_disabled+0x48/0x200
[  358.001908]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  358.007445]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  358.012723]  ? rcu_pm_notify+0xc0/0xc0
[  358.016630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.022194]  ? check_preemption_disabled+0x48/0x200
[  358.027218]  run_timer_softirq+0x52/0xb0
[  358.031295]  ? rcu_read_lock_sched_held+0x108/0x120
[  358.036315]  __do_softirq+0x30b/0xad8
[  358.040134]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  358.045238]  ? trace_hardirqs_off_caller+0x300/0x300
[  358.050354]  ? schedule+0x108/0x460
[  358.053986]  ? __schedule+0x1ed0/0x1ed0
[  358.057967]  ? trace_hardirqs_off+0xb8/0x300
[  358.062377]  ? ___might_sleep+0x1ed/0x300
[  358.066525]  ? smpboot_thread_fn+0x68b/0xa00
[  358.070934]  ? trace_hardirqs_on+0x310/0x310
[  358.075348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.080897]  ? check_preemption_disabled+0x48/0x200
[  358.085920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.091461]  ? takeover_tasklets+0xa90/0xa90
[  358.095874]  run_ksoftirqd+0x94/0x100
[  358.099682]  smpboot_thread_fn+0x68b/0xa00
[  358.103939]  ? sort_range+0x30/0x30
[  358.107570]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  358.112683]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.118229]  ? __kthread_parkme+0xfb/0x1a0
[  358.122483]  kthread+0x35a/0x420
[  358.125852]  ? sort_range+0x30/0x30
[  358.129476]  ? kthread_bind+0x40/0x40
[  358.133279]  ret_from_fork+0x3a/0x50
[  358.137016] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  358.137022] warn_alloc_show_mem: 1 callbacks suppressed
[  358.137029] Mem-Info:
[  358.144304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  358.149674] active_anon:54556 inactive_anon:372 isolated_anon:0
[  358.149674]  active_file:17 inactive_file:16 isolated_file:0
[  358.149674]  unevictable:0 dirty:0 writeback:0 unstable:0
[  358.149674]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  358.149674]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  358.149674]  free:13727 free_pcp:164 free_cma:0
[  358.152047] Call Trace:
[  358.161446] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  358.194299]  <IRQ>
[  358.196872] Node 0 
[  358.224452]  dump_stack+0x1c4/0x2b4
[  358.226610] 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
[  358.228816]  ? dump_stack_print_info.cold.2+0x52/0x52
[  358.232416] lowmem_reserve[]:
[  358.257918]  warn_alloc.cold.118+0xb7/0x1bd
[  358.263086]  0
[  358.266194]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  358.270496]  2815
[  358.272299]  ? lock_downgrade+0x900/0x900
[  358.277116]  6318
[  358.279187]  ? trace_hardirqs_off+0xb8/0x300
[  358.283310]  6318
[  358.285382]  ? trace_hardirqs_off+0xb8/0x300
[  358.289772] Node 0 
[  358.291840]  __alloc_pages_slowpath+0x2667/0x2d80
[  358.296253] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  358.298491]  ? warn_alloc+0x120/0x120
[  358.303275] lowmem_reserve[]: 0
[  358.329826]  ? warn_alloc+0x120/0x120
[  358.333605]  0
[  358.336879]  ? print_usage_bug+0xc0/0xc0
[  358.340654]  3503
[  358.342454]  ? warn_alloc+0x120/0x120
[  358.346496]  3503
[  358.348556]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  358.354389]  ? print_usage_bug+0xc0/0xc0
[  358.359386] Node 0 
[  358.363447]  ? __lock_acquire+0x7ec/0x4ec0
[  358.363477] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  358.363484] lowmem_reserve[]:
[  358.365717]  ? __lock_acquire+0x7ec/0x4ec0
[  358.369941]  0
[  358.398322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  358.401411]  0
[  358.405653]  ? should_fail+0x22d/0xd01
[  358.407435]  0
[  358.412990]  ? __lock_acquire+0x7ec/0x4ec0
[  358.414800]  0
[  358.418702]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.424729]  ? __lock_acquire+0x7ec/0x4ec0
[  358.426514] Node 0 
[  358.431612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  358.435837] DMA: 
[  358.438080]  ? __lock_acquire+0x7ec/0x4ec0
[  358.443162] 1*4kB 
[  358.445239]  ? should_fail+0x22d/0xd01
[  358.449452] (U) 
[  358.451606]  ? mark_held_locks+0x130/0x130
[  358.455481] 0*8kB 
[  358.457454]  ? mark_held_locks+0x130/0x130
[  358.461672] 0*16kB 
[  358.463836]  ? graph_lock+0x170/0x170
[  358.468055] 1*32kB 
[  358.470308]  ? print_usage_bug+0xc0/0xc0
[  358.474085] (U) 
[  358.476320]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  358.480353] 2*64kB (U) 
[  358.482338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.487085] 1*128kB (U) 
[  358.489677]  ? check_preemption_disabled+0x48/0x200
[  358.495192] 1*256kB 
[  358.497872]  ? check_preemption_disabled+0x48/0x200
[  358.502894] (U) 
[  358.505221]  ? __lock_is_held+0xb5/0x140
[  358.510210] 0*512kB 
[  358.512184]  __alloc_pages_nodemask+0xa80/0xde0
[  358.516214] 1*1024kB (U) 
[  358.518540]  ? graph_lock+0x170/0x170
[  358.523200] 1*2048kB 
[  358.525957]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  358.529744] (M) 3*4096kB 
[  358.532175]  ? graph_lock+0x170/0x170
[  358.537173] (M) 
[  358.539951]  ? find_held_lock+0x36/0x1c0
[  358.543736] = 15908kB
[  358.545715]  ? ____cache_alloc_node+0x1c7/0x1e0
[  358.549748] Node 0 
[  358.552178]  ? lock_downgrade+0x900/0x900
[  358.556814] DMA32: 3*4kB 
[  358.559060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.563181] (UM) 
[  358.565940]  cache_grow_begin+0x91/0x8c0
[  358.571455] 0*8kB 
[  358.573515]  ? do_raw_spin_unlock+0xa7/0x2f0
[  358.577552] 2*16kB 
[  358.579707]  fallback_alloc+0x203/0x2e0
[  358.584083] (M) 1*32kB 
[  358.586333]  ____cache_alloc_node+0x1c7/0x1e0
[  358.590291] (M) 
[  358.592877]  kmem_cache_alloc_node+0xe3/0x730
[  358.597346] 3*64kB 
[  358.599317]  ? ipv6_get_ifaddr+0x42e/0x620
[  358.603785] (UM) 
[  358.606023]  __alloc_skb+0x119/0x770
[  358.610228] 3*128kB (M) 
[  358.612310]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  358.615991] 2*256kB (M) 
[  358.618668]  ? skb_scrub_packet+0x490/0x490
[  358.623927] 3*512kB 
[  358.626594]  ? lock_downgrade+0x900/0x900
[  358.630904] (M) 
[  358.633222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.637344] 4*1024kB (UM) 
[  358.639332]  ? refcount_sub_and_test_checked+0x203/0x310
[  358.644844] 3*2048kB 
[  358.647683]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  358.653117] (M) 3*4096kB 
[  358.655561]  ? addrconf_rs_timer+0x6f0/0x6f0
[  358.660985] (M) 
[  358.663760]  ndisc_alloc_skb+0x144/0x340
[  358.668154] = 25228kB
[  358.670149]  ndisc_send_rs+0x331/0x6e0
[  358.674187] Node 0 
[  358.676598]  addrconf_rs_timer+0x3c0/0x6f0
[  358.680456] Normal: 1169*4kB 
[  358.682699]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.686916] (MEH) 
[  358.690036]  call_timer_fn+0x272/0x920
[  358.694250] 563*8kB (UME) 
[  358.696428]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.700284] 195*16kB 
[  358.703134]  ? process_timeout+0x40/0x40
[  358.707361] (ME) 
[  358.709779]  ? find_held_lock+0x36/0x1c0
[  358.709803]  ? __run_timers+0x7da/0xc70
[  358.713835] 41*32kB (UM) 
[  358.715920]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.719955] 3*64kB (UM) 
[  358.723945]  ? _raw_spin_unlock_irq+0x27/0x80
[  358.726686] 0*128kB 
[  358.731188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.733834] 0*256kB 0*512kB 
[  358.738346]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  358.740648] 0*1024kB 
[  358.744880]  ? trace_hardirqs_on+0xbd/0x310
[  358.747878] 0*2048kB 
[  358.752453]  ? kasan_check_read+0x11/0x20
[  358.754843] 0*4096kB 
[  358.759177]  ? __run_timers+0x7da/0xc70
[  358.761559] = 13804kB
[  358.761574] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  358.765712]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  358.768104] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  358.772086]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  358.774609] 412 total pagecache pages
[  358.783441]  __run_timers+0x7e5/0xc70
[  358.788878] 0 pages in swap cache
[  358.797455]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  358.801659] Swap cache stats: add 0, delete 0, find 0/0
[  358.801669] Free swap  = 0kB
[  358.805470]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  358.809251] Total swap = 0kB
[  358.812700]  ? graph_lock+0x170/0x170
[  358.818049] 1965979 pages RAM
[  358.823416]  ? enqueue_hrtimer+0x1a5/0x560
[  358.826409] 0 pages HighMem/MovableOnly
[  358.826419] 343324 pages reserved
[  358.831432]  ? lock_release+0x970/0x970
[  358.834435] 0 pages cma reserved
[  358.838246]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  358.841410] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  358.845566]  ? find_held_lock+0x36/0x1c0
[  358.845586]  ? graph_lock+0x170/0x170
[  358.845603]  ? pvclock_read_flags+0x160/0x160
[  358.849623] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  358.853021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.856975] ksoftirqd/1 cpuset=
[  358.860338]  ? check_preemption_disabled+0x48/0x200
[  358.865530] /
[  358.872039]  ? __lock_is_held+0xb5/0x140
[  358.876069]  mems_allowed=0
[  358.879876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.922680]  ? check_preemption_disabled+0x48/0x200
[  358.927711]  run_timer_softirq+0x52/0xb0
[  358.931774]  ? rcu_read_lock_sched_held+0x108/0x120
[  358.936797]  __do_softirq+0x30b/0xad8
[  358.940639]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  358.945752]  ? pvclock_read_flags+0x160/0x160
[  358.950247]  ? lapic_next_event+0x5a/0x90
[  358.954397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.959946]  ? check_preemption_disabled+0x48/0x200
[  358.964973]  ? check_preemption_disabled+0x48/0x200
[  358.969998]  ? kvm_clock_read+0x18/0x30
[  358.973972]  ? kvm_sched_clock_read+0x9/0x20
[  358.978383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  358.983925]  ? check_preemption_disabled+0x48/0x200
[  358.988981]  irq_exit+0x17f/0x1c0
[  358.992442]  smp_apic_timer_interrupt+0x1cb/0x760
[  358.997286]  ? smp_reschedule_interrupt+0x109/0x650
[  359.002303]  ? smp_call_function_single_interrupt+0x650/0x650
[  359.008189]  ? interrupt_entry+0xb5/0xf0
[  359.012259]  ? trace_hardirqs_off_caller+0xbb/0x300
[  359.017275]  ? trace_hardirqs_off_caller+0xbb/0x300
[  359.022309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.027179]  ? trace_hardirqs_off+0x300/0x300
[  359.031672]  ? trace_hardirqs_off+0x300/0x300
[  359.036169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.041704]  ? check_preemption_disabled+0x48/0x200
[  359.046720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.052271]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.057149]  apic_timer_interrupt+0xf/0x20
[  359.061379]  </IRQ>
[  359.063627] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  359.068561] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  359.087477] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  359.095202] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  359.102468] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  359.109757] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  359.117039] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  359.124347] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  359.131684]  skb_clone+0x1bb/0x500
[  359.135228]  ? skb_split+0x11e0/0x11e0
[  359.139113]  ? check_preemption_disabled+0x48/0x200
[  359.144176]  ? __this_cpu_preempt_check+0x1c/0x1f
[  359.149026]  ? __bpf_redirect+0x54b/0xb20
[  359.153186]  bpf_clone_redirect+0xb9/0x490
[  359.157451]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  359.162471]  ? __sched_text_start+0x8/0x8
[  359.166628]  ? retint_kernel+0x2d/0x2d
[  359.170525]  ? find_held_lock+0x36/0x1c0
[  359.174596]  ? lock_acquire+0x1ed/0x520
[  359.178571]  ? bpf_test_run+0x32e/0x5a0
[  359.182564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.188100]  ? check_preemption_disabled+0x48/0x200
[  359.193148]  ? kasan_check_read+0x11/0x20
[  359.197302]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  359.202582]  ? rcu_bh_qs+0xc0/0xc0
[  359.206133]  ? preempt_schedule+0x4d/0x60
[  359.210294]  ? ___preempt_schedule+0x16/0x18
[  359.214707]  ? bpf_test_run+0x1c0/0x5a0
[  359.218711]  ? netlink_diag_dump+0x2a0/0x2a0
[  359.223132]  ? bpf_prog_test_run_skb+0x295/0xb40
[  359.227905]  ? bpf_prog_test_run_skb+0x634/0xb40
[  359.232667]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  359.237508]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  359.243046]  ? fput+0x130/0x1a0
[  359.246328]  ? __bpf_prog_get+0x9b/0x290
[  359.250418]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  359.255260]  ? bpf_prog_test_run+0x130/0x1a0
[  359.259673]  ? __x64_sys_bpf+0x3d8/0x510
[  359.263741]  ? bpf_prog_get+0x20/0x20
[  359.267562]  ? do_syscall_64+0x1b9/0x820
[  359.271621]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  359.277012]  ? syscall_return_slowpath+0x5e0/0x5e0
[  359.281945]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.286798]  ? trace_hardirqs_off+0x300/0x300
[  359.291311]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  359.296332]  ? prepare_exit_to_usermode+0x291/0x3b0
[  359.301354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  359.306206]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  359.311615] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  359.311706] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  359.318462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.318467] Call Trace:
[  359.318484]  dump_stack+0x1c4/0x2b4
[  359.325097] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  359.334564]  ? dump_stack_print_info.cold.2+0x52/0x52
[  359.337139] syz-executor1 cpuset=
[  359.340787]  warn_alloc.cold.118+0xb7/0x1bd
[  359.351243] syz1
[  359.356432]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  359.359863]  mems_allowed=0
[  359.364177]  ? lock_downgrade+0x900/0x900
[  359.378068]  ? trace_hardirqs_off+0xb8/0x300
[  359.382484]  ? trace_hardirqs_off+0xb8/0x300
[  359.386907]  __alloc_pages_slowpath+0x2667/0x2d80
[  359.391794]  ? warn_alloc+0x120/0x120
[  359.395601]  ? warn_alloc+0x120/0x120
[  359.399421]  ? print_usage_bug+0xc0/0xc0
[  359.403487]  ? warn_alloc+0x120/0x120
[  359.407290]  ? print_usage_bug+0xc0/0xc0
[  359.411382]  ? __lock_acquire+0x7ec/0x4ec0
[  359.415619]  ? __lock_acquire+0x7ec/0x4ec0
[  359.419875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.425415]  ? should_fail+0x22d/0xd01
[  359.429315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.434534]  ? __lock_acquire+0x7ec/0x4ec0
[  359.438785]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  359.443887]  ? __lock_acquire+0x7ec/0x4ec0
[  359.448138]  ? should_fail+0x22d/0xd01
[  359.452048]  ? mark_held_locks+0x130/0x130
[  359.456291]  ? mark_held_locks+0x130/0x130
[  359.460532]  ? graph_lock+0x170/0x170
[  359.464334]  ? graph_lock+0x170/0x170
[  359.468147]  ? graph_lock+0x170/0x170
[  359.471961]  ? print_usage_bug+0xc0/0xc0
[  359.476023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.481561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.487100]  ? check_preemption_disabled+0x48/0x200
[  359.492136]  ? check_preemption_disabled+0x48/0x200
[  359.497190]  ? __lock_is_held+0xb5/0x140
[  359.501295]  __alloc_pages_nodemask+0xa80/0xde0
[  359.505988]  ? graph_lock+0x170/0x170
[  359.509798]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  359.514812]  ? graph_lock+0x170/0x170
[  359.518627]  ? find_held_lock+0x36/0x1c0
[  359.522733]  ? ____cache_alloc_node+0x1c7/0x1e0
[  359.527416]  ? lock_downgrade+0x900/0x900
[  359.531574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.537119]  cache_grow_begin+0x91/0x8c0
[  359.541193]  ? do_raw_spin_unlock+0xa7/0x2f0
[  359.545614]  fallback_alloc+0x203/0x2e0
[  359.549601]  ____cache_alloc_node+0x1c7/0x1e0
[  359.554200]  kmem_cache_alloc_node+0xe3/0x730
[  359.558699]  ? ipv6_get_ifaddr+0x42e/0x620
[  359.562971]  __alloc_skb+0x119/0x770
[  359.566686]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  359.571971]  ? skb_scrub_packet+0x490/0x490
[  359.576301]  ? lock_downgrade+0x900/0x900
[  359.580476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.586016]  ? refcount_sub_and_test_checked+0x203/0x310
[  359.591473]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  359.596936]  ? addrconf_rs_timer+0x6f0/0x6f0
[  359.601367]  ndisc_alloc_skb+0x144/0x340
[  359.605440]  ndisc_send_rs+0x331/0x6e0
[  359.609342]  addrconf_rs_timer+0x3c0/0x6f0
[  359.613583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.617842]  call_timer_fn+0x272/0x920
[  359.621731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.625969]  ? process_timeout+0x40/0x40
[  359.630028]  ? find_held_lock+0x36/0x1c0
[  359.634105]  ? __run_timers+0x7da/0xc70
[  359.638093]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.642600]  ? _raw_spin_unlock_irq+0x27/0x80
[  359.647097]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.651341]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  359.655931]  ? trace_hardirqs_on+0xbd/0x310
[  359.660254]  ? kasan_check_read+0x11/0x20
[  359.664407]  ? __run_timers+0x7da/0xc70
[  359.668386]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  359.673846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.678089]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  359.682334]  __run_timers+0x7e5/0xc70
[  359.686169]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  359.691575]  ? compat_start_thread+0x80/0x80
[  359.695990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.701544]  ? _raw_spin_unlock_irq+0x60/0x80
[  359.706045]  ? finish_task_switch+0x1f5/0x900
[  359.710541]  ? finish_task_switch+0x1b5/0x900
[  359.715036]  ? __switch_to_asm+0x34/0x70
[  359.719118]  ? preempt_notifier_register+0x200/0x200
[  359.724233]  ? __switch_to_asm+0x34/0x70
[  359.728319]  ? __switch_to_asm+0x40/0x70
[  359.732383]  ? __switch_to_asm+0x34/0x70
[  359.736443]  ? __switch_to_asm+0x40/0x70
[  359.740503]  ? __switch_to_asm+0x34/0x70
[  359.744562]  ? __switch_to_asm+0x40/0x70
[  359.748628]  ? __switch_to_asm+0x40/0x70
[  359.752700]  ? pvclock_read_flags+0x160/0x160
[  359.757196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.762744]  ? check_preemption_disabled+0x48/0x200
[  359.767778]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  359.773316]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  359.778595]  ? rcu_pm_notify+0xc0/0xc0
[  359.782487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.788024]  ? check_preemption_disabled+0x48/0x200
[  359.793067]  run_timer_softirq+0x52/0xb0
[  359.797146]  ? rcu_read_lock_sched_held+0x108/0x120
[  359.802207]  __do_softirq+0x30b/0xad8
[  359.806033]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  359.811149]  ? trace_hardirqs_off_caller+0x300/0x300
[  359.816263]  ? schedule+0x108/0x460
[  359.819895]  ? __schedule+0x1ed0/0x1ed0
[  359.823881]  ? trace_hardirqs_off+0xb8/0x300
[  359.828300]  ? ___might_sleep+0x1ed/0x300
[  359.832447]  ? smpboot_thread_fn+0x68b/0xa00
[  359.836861]  ? trace_hardirqs_on+0x310/0x310
[  359.841302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.846838]  ? check_preemption_disabled+0x48/0x200
[  359.851853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  359.857395]  ? takeover_tasklets+0xa90/0xa90
[  359.861814]  run_ksoftirqd+0x94/0x100
[  359.865612]  smpboot_thread_fn+0x68b/0xa00
[  359.869847]  ? sort_range+0x30/0x30
[  359.873488]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  359.878588]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  359.884133]  ? __kthread_parkme+0xfb/0x1a0
[  359.888376]  kthread+0x35a/0x420
[  359.891990]  ? sort_range+0x30/0x30
[  359.895617]  ? kthread_bind+0x40/0x40
[  359.899423]  ret_from_fork+0x3a/0x50
[  359.903163] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  359.903169] warn_alloc_show_mem: 1 callbacks suppressed
[  359.903176] Mem-Info:
[  359.910447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  359.915825] active_anon:54556 inactive_anon:372 isolated_anon:0
[  359.915825]  active_file:17 inactive_file:16 isolated_file:0
[  359.915825]  unevictable:0 dirty:0 writeback:0 unstable:0
[  359.915825]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  359.915825]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  359.915825]  free:13727 free_pcp:164 free_cma:0
[  359.918204] Call Trace:
[  359.927589] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  359.960438]  <IRQ>
[  359.963011] Node 0 
[  359.990590]  dump_stack+0x1c4/0x2b4
[  359.992755] 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
[  359.994963]  ? dump_stack_print_info.cold.2+0x52/0x52
[  359.999083] lowmem_reserve[]: 0
[  360.024612]  warn_alloc.cold.118+0xb7/0x1bd
[  360.029766]  2815 6318
[  360.033052]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  360.037362]  6318
[  360.039873]  ? lock_downgrade+0x900/0x900
[  360.044693] Node 0 
[  360.046759]  ? trace_hardirqs_off+0xb8/0x300
[  360.050914] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  360.053118]  ? trace_hardirqs_off+0xb8/0x300
[  360.057507] lowmem_reserve[]:
[  360.084053]  __alloc_pages_slowpath+0x2667/0x2d80
[  360.088438]  0
[  360.091565]  ? warn_alloc+0x120/0x120
[  360.096371]  0
[  360.098191]  ? trace_hardirqs_on+0x310/0x310
[  360.101972]  3503
[  360.103774]  ? warn_alloc+0x120/0x120
[  360.108169]  3503
[  360.110231]  ? print_usage_bug+0xc0/0xc0
[  360.116079]  ? warn_alloc+0x120/0x120
[  360.120117] Node 0 
[  360.123910]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  360.123924]  ? print_usage_bug+0xc0/0xc0
[  360.126182] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  360.131168]  ? __lock_acquire+0x7ec/0x4ec0
[  360.135219] lowmem_reserve[]:
[  360.163616]  ? __lock_acquire+0x7ec/0x4ec0
[  360.167835]  0
[  360.170939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  360.175145]  0 0
[  360.176956]  ? should_fail+0x22d/0xd01
[  360.182468]  0
[  360.184439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.188306] Node 0 
[  360.190108]  ? __lock_acquire+0x7ec/0x4ec0
[  360.195195] DMA: 
[  360.197430]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  360.201643] 1*4kB 
[  360.203697]  ? __lock_acquire+0x7ec/0x4ec0
[  360.208776] (U) 
[  360.210922]  ? should_fail+0x22d/0xd01
[  360.215137] 0*8kB 0*16kB 
[  360.217119]  ? print_usage_bug+0xc0/0xc0
[  360.220997] 1*32kB (U) 
[  360.223763]  ? mark_held_locks+0x130/0x130
[  360.227798] 2*64kB (U) 
[  360.230391]  ? mark_held_locks+0x130/0x130
[  360.234598] 1*128kB (U) 
[  360.237200]  ? graph_lock+0x170/0x170
[  360.241415] 1*256kB 
[  360.244082]  ? print_usage_bug+0xc0/0xc0
[  360.247857] (U) 
[  360.250199]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  360.254236] 0*512kB 
[  360.256207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.260939] 1*1024kB 
[  360.263256]  ? check_preemption_disabled+0x48/0x200
[  360.268768] (U) 
[  360.271169]  ? check_preemption_disabled+0x48/0x200
[  360.276162] 1*2048kB 
[  360.278143]  ? __lock_is_held+0xb5/0x140
[  360.283130] (M) 
[  360.285531]  __alloc_pages_nodemask+0xa80/0xde0
[  360.289560] 3*4096kB (M) 
[  360.291542]  ? graph_lock+0x170/0x170
[  360.296198] = 15908kB
[  360.298996]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  360.302778] Node 0 
[  360.305183]  ? graph_lock+0x170/0x170
[  360.310179] DMA32: 
[  360.312436]  ? find_held_lock+0x36/0x1c0
[  360.316212] 3*4kB 
[  360.318454]  ? ____cache_alloc_node+0x1c7/0x1e0
[  360.322485] (UM) 
[  360.324632]  ? lock_downgrade+0x900/0x900
[  360.332311] 0*8kB 2*16kB 
[  360.334386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.338507] (M) 
[  360.341261]  cache_grow_begin+0x91/0x8c0
[  360.346774] 1*32kB 
[  360.348753]  ? do_raw_spin_unlock+0xa7/0x2f0
[  360.352794] (M) 
[  360.355037]  fallback_alloc+0x203/0x2e0
[  360.359433] 3*64kB 
[  360.361428]  ____cache_alloc_node+0x1c7/0x1e0
[  360.365376] (UM) 
[  360.367634]  kmem_cache_alloc_node+0xe3/0x730
[  360.372103] 3*128kB 
[  360.374184]  ? ipv6_get_ifaddr+0x42e/0x620
[  360.378652] (M) 
[  360.380991]  __alloc_skb+0x119/0x770
[  360.385200] 2*256kB 
[  360.387193]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  360.390882] (M) 
[  360.393203]  ? skb_scrub_packet+0x490/0x490
[  360.398453] 3*512kB (M) 
[  360.400450]  ? lock_downgrade+0x900/0x900
[  360.404756] 4*1024kB 
[  360.407427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.411549] (UM) 
[  360.413966]  ? refcount_sub_and_test_checked+0x203/0x310
[  360.419475] 3*2048kB (M) 
[  360.421550]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  360.426991] 3*4096kB 
[  360.429766]  ? addrconf_rs_timer+0x6f0/0x6f0
[  360.435200] (M) 
[  360.437613]  ndisc_alloc_skb+0x144/0x340
[  360.441988] = 25228kB
[  360.443987]  ndisc_send_rs+0x331/0x6e0
[  360.448019] Node 0 
[  360.450429]  addrconf_rs_timer+0x3c0/0x6f0
[  360.454293] Normal: 
[  360.456529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.460737] 1169*4kB 
[  360.463064]  call_timer_fn+0x272/0x920
[  360.467279] (MEH) 
[  360.469690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.473564] 563*8kB (UME) 
[  360.475734]  ? process_timeout+0x40/0x40
[  360.479963] 195*16kB 
[  360.482801]  ? find_held_lock+0x36/0x1c0
[  360.486841] (ME) 
[  360.489272]  ? __run_timers+0x7da/0xc70
[  360.493305] 41*32kB 
[  360.495387]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.499335] (UM) 
[  360.501653]  ? _raw_spin_unlock_irq+0x27/0x80
[  360.506140] 3*64kB 
[  360.508216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.512686] (UM) 
[  360.514935]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  360.519161] 0*128kB 
[  360.521223]  ? trace_hardirqs_on+0xbd/0x310
[  360.525776] 0*256kB 0*512kB 
[  360.528102]  ? kasan_check_read+0x11/0x20
[  360.532397] 0*1024kB 0*2048kB 0*4096kB 
[  360.535438]  ? __run_timers+0x7da/0xc70
[  360.535456]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  360.539587] = 13804kB
[  360.543559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.547524] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  360.552962]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  360.555368] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  360.559597]  __run_timers+0x7e5/0xc70
[  360.568432] 412 total pagecache pages
[  360.572675]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  360.581234] 0 pages in swap cache
[  360.585038]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  360.588822] Swap cache stats: add 0, delete 0, find 0/0
[  360.594177]  ? graph_lock+0x170/0x170
[  360.597616] Free swap  = 0kB
[  360.602626]  ? enqueue_hrtimer+0x1a5/0x560
[  360.607970] Total swap = 0kB
[  360.611762]  ? lock_release+0x970/0x970
[  360.614763] 1965979 pages RAM
[  360.618990]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  360.621990] 0 pages HighMem/MovableOnly
[  360.625956]  ? find_held_lock+0x36/0x1c0
[  360.629037] 343324 pages reserved
[  360.634225]  ? graph_lock+0x170/0x170
[  360.638201] 0 pages cma reserved
[  360.642260]  ? pvclock_read_flags+0x160/0x160
[  360.645774] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  360.649499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.652991] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  360.657330]  ? check_preemption_disabled+0x48/0x200
[  360.663801] ksoftirqd/1 cpuset=
[  360.669335]  ? __lock_is_held+0xb5/0x140
[  360.679612] /
[  360.684624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.687881]  mems_allowed=0
[  360.691963]  ? check_preemption_disabled+0x48/0x200
[  360.707135]  run_timer_softirq+0x52/0xb0
[  360.711209]  ? rcu_read_lock_sched_held+0x108/0x120
[  360.716226]  __do_softirq+0x30b/0xad8
[  360.720042]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  360.725168]  ? pvclock_read_flags+0x160/0x160
[  360.729666]  ? lapic_next_event+0x5a/0x90
[  360.733821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.739357]  ? check_preemption_disabled+0x48/0x200
[  360.744394]  ? check_preemption_disabled+0x48/0x200
[  360.749428]  ? kvm_clock_read+0x18/0x30
[  360.753407]  ? kvm_sched_clock_read+0x9/0x20
[  360.757829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.763366]  ? check_preemption_disabled+0x48/0x200
[  360.768404]  irq_exit+0x17f/0x1c0
[  360.771861]  smp_apic_timer_interrupt+0x1cb/0x760
[  360.776716]  ? smp_reschedule_interrupt+0x109/0x650
[  360.781757]  ? smp_call_function_single_interrupt+0x650/0x650
[  360.787655]  ? interrupt_entry+0xb5/0xf0
[  360.791739]  ? trace_hardirqs_off_caller+0xbb/0x300
[  360.796776]  ? trace_hardirqs_off_caller+0xbb/0x300
[  360.801805]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.806689]  ? trace_hardirqs_off+0x300/0x300
[  360.811187]  ? trace_hardirqs_off+0x300/0x300
[  360.815740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.821290]  ? check_preemption_disabled+0x48/0x200
[  360.826307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.831866]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  360.836719]  apic_timer_interrupt+0xf/0x20
[  360.840947]  </IRQ>
[  360.843209] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  360.848147] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  360.867049] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  360.874756] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  360.882024] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  360.889288] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  360.896554] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  360.903822] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  360.911136]  skb_clone+0x1bb/0x500
[  360.914683]  ? skb_split+0x11e0/0x11e0
[  360.918572]  ? check_preemption_disabled+0x48/0x200
[  360.923636]  ? __this_cpu_preempt_check+0x1c/0x1f
[  360.928495]  ? __bpf_redirect+0x54b/0xb20
[  360.932649]  bpf_clone_redirect+0xb9/0x490
[  360.936919]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  360.941956]  ? __sched_text_start+0x8/0x8
[  360.946106]  ? retint_kernel+0x2d/0x2d
[  360.950023]  ? find_held_lock+0x36/0x1c0
[  360.954097]  ? lock_acquire+0x1ed/0x520
[  360.958088]  ? bpf_test_run+0x32e/0x5a0
[  360.962074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  360.967628]  ? check_preemption_disabled+0x48/0x200
[  360.972651]  ? kasan_check_read+0x11/0x20
[  360.976814]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  360.982108]  ? rcu_bh_qs+0xc0/0xc0
[  360.985658]  ? preempt_schedule+0x4d/0x60
[  360.989808]  ? ___preempt_schedule+0x16/0x18
[  360.994231]  ? bpf_test_run+0x1c0/0x5a0
[  360.998219]  ? netlink_diag_dump+0x2a0/0x2a0
[  361.002645]  ? bpf_prog_test_run_skb+0x295/0xb40
[  361.007422]  ? bpf_prog_test_run_skb+0x634/0xb40
[  361.012186]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  361.017029]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  361.022566]  ? fput+0x130/0x1a0
[  361.025847]  ? __bpf_prog_get+0x9b/0x290
[  361.029914]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  361.034766]  ? bpf_prog_test_run+0x130/0x1a0
[  361.039180]  ? __x64_sys_bpf+0x3d8/0x510
[  361.043254]  ? bpf_prog_get+0x20/0x20
[  361.047088]  ? do_syscall_64+0x1b9/0x820
[  361.051158]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  361.056541]  ? syscall_return_slowpath+0x5e0/0x5e0
[  361.061475]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.066324]  ? trace_hardirqs_off+0x300/0x300
[  361.070825]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  361.075858]  ? prepare_exit_to_usermode+0x291/0x3b0
[  361.080879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  361.085738]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  361.091131] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  361.091228] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  361.097980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.097986] Call Trace:
[  361.098004]  dump_stack+0x1c4/0x2b4
[  361.098020]  ? dump_stack_print_info.cold.2+0x52/0x52
[  361.098046]  warn_alloc.cold.118+0xb7/0x1bd
[  361.104610] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  361.113880]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.116443] syz-executor1 cpuset=
[  361.120066]  ? lock_downgrade+0x900/0x900
[  361.125245] syz1
[  361.129567]  ? trace_hardirqs_off+0xb8/0x300
[  361.140030]  mems_allowed=0
[  361.144868]  ? trace_hardirqs_off+0xb8/0x300
[  361.166152]  __alloc_pages_slowpath+0x2667/0x2d80
[  361.171033]  ? warn_alloc+0x120/0x120
[  361.174862]  ? warn_alloc+0x120/0x120
[  361.178667]  ? print_usage_bug+0xc0/0xc0
[  361.182730]  ? warn_alloc+0x120/0x120
[  361.186534]  ? print_usage_bug+0xc0/0xc0
[  361.190598]  ? __lock_acquire+0x7ec/0x4ec0
[  361.194838]  ? __lock_acquire+0x7ec/0x4ec0
[  361.199078]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.204637]  ? should_fail+0x22d/0xd01
[  361.208524]  ? __lock_acquire+0x7ec/0x4ec0
[  361.212763]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.217867]  ? __lock_acquire+0x7ec/0x4ec0
[  361.222115]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.227227]  ? __lock_acquire+0x7ec/0x4ec0
[  361.231475]  ? should_fail+0x22d/0xd01
[  361.235376]  ? mark_held_locks+0x130/0x130
[  361.239618]  ? mark_held_locks+0x130/0x130
[  361.243863]  ? graph_lock+0x170/0x170
[  361.247674]  ? print_usage_bug+0xc0/0xc0
[  361.251740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.257304]  ? check_preemption_disabled+0x48/0x200
[  361.262317]  ? check_preemption_disabled+0x48/0x200
[  361.267376]  ? __lock_is_held+0xb5/0x140
[  361.271447]  __alloc_pages_nodemask+0xa80/0xde0
[  361.276118]  ? graph_lock+0x170/0x170
[  361.279960]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  361.284973]  ? graph_lock+0x170/0x170
[  361.288791]  ? find_held_lock+0x36/0x1c0
[  361.292866]  ? ____cache_alloc_node+0x1c7/0x1e0
[  361.297544]  ? lock_downgrade+0x900/0x900
[  361.301703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.307252]  cache_grow_begin+0x91/0x8c0
[  361.311322]  ? do_raw_spin_unlock+0xa7/0x2f0
[  361.315745]  fallback_alloc+0x203/0x2e0
[  361.319728]  ____cache_alloc_node+0x1c7/0x1e0
[  361.324231]  kmem_cache_alloc_node+0xe3/0x730
[  361.328729]  ? ipv6_get_ifaddr+0x42e/0x620
[  361.332979]  __alloc_skb+0x119/0x770
[  361.336695]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  361.342001]  ? skb_scrub_packet+0x490/0x490
[  361.346326]  ? lock_downgrade+0x900/0x900
[  361.350483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.356021]  ? refcount_sub_and_test_checked+0x203/0x310
[  361.361477]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  361.366936]  ? addrconf_rs_timer+0x6f0/0x6f0
[  361.371360]  ndisc_alloc_skb+0x144/0x340
[  361.375456]  ndisc_send_rs+0x331/0x6e0
[  361.379375]  addrconf_rs_timer+0x3c0/0x6f0
[  361.383632]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.387893]  call_timer_fn+0x272/0x920
[  361.391790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.396042]  ? process_timeout+0x40/0x40
[  361.400103]  ? find_held_lock+0x36/0x1c0
[  361.404208]  ? __run_timers+0x7da/0xc70
[  361.408188]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.412684]  ? _raw_spin_unlock_irq+0x27/0x80
[  361.417180]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.421416]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  361.426024]  ? trace_hardirqs_on+0xbd/0x310
[  361.430541]  ? kasan_check_read+0x11/0x20
[  361.434701]  ? __run_timers+0x7da/0xc70
[  361.438695]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  361.444159]  ? work_on_cpu_safe+0x90/0x90
[  361.448315]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  361.452552]  __run_timers+0x7e5/0xc70
[  361.456372]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  361.461739]  ? compat_start_thread+0x80/0x80
[  361.466161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.471964]  ? _raw_spin_unlock_irq+0x60/0x80
[  361.476461]  ? finish_task_switch+0x1f5/0x900
[  361.480969]  ? finish_task_switch+0x1b5/0x900
[  361.485463]  ? __switch_to_asm+0x34/0x70
[  361.489530]  ? preempt_notifier_register+0x200/0x200
[  361.494643]  ? __switch_to_asm+0x34/0x70
[  361.498706]  ? __switch_to_asm+0x40/0x70
[  361.502770]  ? __switch_to_asm+0x34/0x70
[  361.506828]  ? __switch_to_asm+0x40/0x70
[  361.510883]  ? __switch_to_asm+0x34/0x70
[  361.514947]  ? __switch_to_asm+0x40/0x70
[  361.519009]  ? __switch_to_asm+0x40/0x70
[  361.523084]  ? pvclock_read_flags+0x160/0x160
[  361.527588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.533151]  ? check_preemption_disabled+0x48/0x200
[  361.538187]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  361.543732]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  361.549015]  ? rcu_pm_notify+0xc0/0xc0
[  361.552911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.558452]  ? check_preemption_disabled+0x48/0x200
[  361.563484]  run_timer_softirq+0x52/0xb0
[  361.567550]  ? rcu_read_lock_sched_held+0x108/0x120
[  361.572580]  __do_softirq+0x30b/0xad8
[  361.576409]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  361.581518]  ? trace_hardirqs_off_caller+0x300/0x300
[  361.586647]  ? schedule+0x108/0x460
[  361.590284]  ? __schedule+0x1ed0/0x1ed0
[  361.594262]  ? trace_hardirqs_off+0xb8/0x300
[  361.598672]  ? ___might_sleep+0x1ed/0x300
[  361.602827]  ? smpboot_thread_fn+0x68b/0xa00
[  361.607239]  ? trace_hardirqs_on+0x310/0x310
[  361.611650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.617190]  ? check_preemption_disabled+0x48/0x200
[  361.622209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  361.627752]  ? takeover_tasklets+0xa90/0xa90
[  361.632166]  run_ksoftirqd+0x94/0x100
[  361.635973]  smpboot_thread_fn+0x68b/0xa00
[  361.640216]  ? sort_range+0x30/0x30
[  361.643863]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  361.648970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.654512]  ? __kthread_parkme+0xfb/0x1a0
[  361.658755]  kthread+0x35a/0x420
[  361.662132]  ? sort_range+0x30/0x30
[  361.665766]  ? kthread_bind+0x40/0x40
[  361.669575]  ret_from_fork+0x3a/0x50
[  361.673307] warn_alloc_show_mem: 1 callbacks suppressed
[  361.673346] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  361.673348] Mem-Info:
[  361.673378] active_anon:54556 inactive_anon:372 isolated_anon:0
[  361.673378]  active_file:17 inactive_file:16 isolated_file:0
[  361.673378]  unevictable:0 dirty:0 writeback:0 unstable:0
[  361.673378]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  361.673378]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  361.673378]  free:13727 free_pcp:164 free_cma:0
[  361.678719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  361.678728] Call Trace:
[  361.686022] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  361.688426]  <IRQ>
[  361.721296] Node 0 
[  361.730661]  dump_stack+0x1c4/0x2b4
[  361.733246] 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
[  361.760818]  ? dump_stack_print_info.cold.2+0x52/0x52
[  361.762943] lowmem_reserve[]:
[  361.765182]  warn_alloc.cold.118+0xb7/0x1bd
[  361.768791]  0
[  361.794307]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  361.799477]  2815
[  361.802596]  ? lock_downgrade+0x900/0x900
[  361.806891]  6318
[  361.808694]  ? trace_hardirqs_off+0xb8/0x300
[  361.813502]  6318
[  361.815570]  ? trace_hardirqs_off+0xb8/0x300
[  361.819699] Node 0 
[  361.821761]  __alloc_pages_slowpath+0x2667/0x2d80
[  361.826170] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  361.828230]  ? warn_alloc+0x120/0x120
[  361.832591] lowmem_reserve[]:
[  361.834823]  ? trace_hardirqs_on+0x310/0x310
[  361.839645]  0
[  361.866299]  ? warn_alloc+0x120/0x120
[  361.870099]  0
[  361.873207]  ? print_usage_bug+0xc0/0xc0
[  361.877590]  3503
[  361.879388]  ? warn_alloc+0x120/0x120
[  361.883171]  3503
[  361.884975]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  361.891314]  ? print_usage_bug+0xc0/0xc0
[  361.895111] Node 0 
[  361.897208]  ? __lock_acquire+0x7ec/0x4ec0
[  361.902231] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  361.906267]  ? __lock_acquire+0x7ec/0x4ec0
[  361.908477] lowmem_reserve[]: 0
[  361.912722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  361.941064]  0 0
[  361.945320]  ? should_fail+0x22d/0xd01
[  361.948567]  0
[  361.954114]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.956078] Node 0 
[  361.959960]  ? __lock_acquire+0x7ec/0x4ec0
[  361.961740] DMA: 
[  361.966845]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  361.969073] 1*4kB (U) 
[  361.973316]  ? __lock_acquire+0x7ec/0x4ec0
[  361.975360] 0*8kB 
[  361.980468]  ? should_fail+0x22d/0xd01
[  361.982944] 0*16kB 
[  361.987183]  ? print_usage_bug+0xc0/0xc0
[  361.989315] 1*32kB 
[  361.993208]  ? mark_held_locks+0x130/0x130
[  361.995417] (U) 
[  361.999661]  ? mark_held_locks+0x130/0x130
[  362.001890] 2*64kB 
[  362.006132]  ? graph_lock+0x170/0x170
[  362.008092] (U) 
[  362.012322]  ? print_usage_bug+0xc0/0xc0
[  362.014540] 1*128kB 
[  362.018335]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  362.020288] (U) 
[  362.024907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.027206] 1*256kB (U) 
[  362.031973]  ? check_preemption_disabled+0x48/0x200
[  362.033929] 0*512kB 
[  362.039461]  ? check_preemption_disabled+0x48/0x200
[  362.042115] 1*1024kB 
[  362.047146]  ? __lock_is_held+0xb5/0x140
[  362.049452] (U) 
[  362.054467]  __alloc_pages_nodemask+0xa80/0xde0
[  362.056847] 1*2048kB (M) 
[  362.060927]  ? graph_lock+0x170/0x170
[  362.060970]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  362.062943] 3*4096kB 
[  362.067606]  ? graph_lock+0x170/0x170
[  362.070343] (M) 
[  362.074157]  ? find_held_lock+0x36/0x1c0
[  362.079146] = 15908kB
[  362.079155] Node 0 
[  362.081573]  ? ____cache_alloc_node+0x1c7/0x1e0
[  362.085342] DMA32: 
[  362.087315]  ? lock_downgrade+0x900/0x900
[  362.091350] 3*4kB 
[  362.093758]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.095972] (UM) 
[  362.100643]  cache_grow_begin+0x91/0x8c0
[  362.102863] 0*8kB 2*16kB 
[  362.107034]  ? do_raw_spin_unlock+0xa7/0x2f0
[  362.109160] (M) 
[  362.114708]  fallback_alloc+0x203/0x2e0
[  362.116749] 1*32kB 
[  362.120810]  ____cache_alloc_node+0x1c7/0x1e0
[  362.123543] (M) 
[  362.127952]  kmem_cache_alloc_node+0xe3/0x730
[  362.129921] 3*64kB 
[  362.133892]  ? ipv6_get_ifaddr+0x42e/0x620
[  362.136126] (UM) 
[  362.140623]  __alloc_skb+0x119/0x770
[  362.142576] 3*128kB 
[  362.147065]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  362.149274] (M) 
[  362.153504]  ? skb_scrub_packet+0x490/0x490
[  362.155551] 2*256kB 
[  362.159258]  ? lock_downgrade+0x900/0x900
[  362.161562] (M) 
[  362.166844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.168791] 3*512kB (M) 
[  362.173172]  ? refcount_sub_and_test_checked+0x203/0x310
[  362.175471] 4*1024kB 
[  362.179641]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  362.181595] (UM) 
[  362.187135]  ? addrconf_rs_timer+0x6f0/0x6f0
[  362.189785] 3*2048kB 
[  362.195239]  ndisc_alloc_skb+0x144/0x340
[  362.197624] (M) 
[  362.203074]  ndisc_send_rs+0x331/0x6e0
[  362.205113] 3*4096kB 
[  362.209524]  addrconf_rs_timer+0x3c0/0x6f0
[  362.211914] (M) 
[  362.215986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.217952] = 25228kB
[  362.221853]  call_timer_fn+0x272/0x920
[  362.224249] Node 0 
[  362.228480]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.230434] Normal: 
[  362.234699]  ? process_timeout+0x40/0x40
[  362.237088] 1169*4kB 
[  362.240974]  ? find_held_lock+0x36/0x1c0
[  362.243192] (MEH) 
[  362.247427]  ? __run_timers+0x7da/0xc70
[  362.249726] 563*8kB 
[  362.253793]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.256188] (UME) 
[  362.260287]  ? _raw_spin_unlock_irq+0x27/0x80
[  362.262417] 195*16kB 
[  362.266393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.268701] (ME) 
[  362.273188]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  362.275331] 41*32kB 
[  362.279822]  ? trace_hardirqs_on+0xbd/0x310
[  362.282219] (UM) 
[  362.286457]  ? kasan_check_read+0x11/0x20
[  362.288496] 3*64kB (UM) 
[  362.293079]  ? __run_timers+0x7da/0xc70
[  362.295380] 0*128kB 
[  362.299702]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  362.301758] 0*256kB 
[  362.305899]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.308550] 0*512kB 
[  362.312545]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  362.314849] 0*1024kB 
[  362.320295]  __run_timers+0x7e5/0xc70
[  362.322607] 0*2048kB 
[  362.326852]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  362.329150] 0*4096kB 
[  362.333382]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  362.335774] = 13804kB
[  362.339570]  ? graph_lock+0x170/0x170
[  362.341964] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  362.347314]  ? enqueue_hrtimer+0x1a5/0x560
[  362.349712] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  362.354715]  ? lock_release+0x970/0x970
[  362.357104] 412 total pagecache pages
[  362.360906]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  362.369729] 0 pages in swap cache
[  362.373953]  ? find_held_lock+0x36/0x1c0
[  362.382506] Swap cache stats: add 0, delete 0, find 0/0
[  362.386476]  ? graph_lock+0x170/0x170
[  362.390251] Free swap  = 0kB
[  362.395441]  ? pvclock_read_flags+0x160/0x160
[  362.398868] Total swap = 0kB
[  362.398877] 1965979 pages RAM
[  362.402941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.408278] 0 pages HighMem/MovableOnly
[  362.408288] 343324 pages reserved
[  362.412089]  ? check_preemption_disabled+0x48/0x200
[  362.415081] 0 pages cma reserved
[  362.415206] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  362.419588]  ? __lock_is_held+0xb5/0x140
[  362.422648] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  362.425689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.431203] ksoftirqd/1 cpuset=
[  362.435185]  ? check_preemption_disabled+0x48/0x200
[  362.438618] /
[  362.443651]  run_timer_softirq+0x52/0xb0
[  362.447001]  mems_allowed=0
[  362.453493]  ? rcu_read_lock_sched_held+0x108/0x120
[  362.495283]  __do_softirq+0x30b/0xad8
[  362.499096]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  362.504220]  ? pvclock_read_flags+0x160/0x160
[  362.508725]  ? lapic_next_event+0x5a/0x90
[  362.512873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.518419]  ? check_preemption_disabled+0x48/0x200
[  362.523454]  ? check_preemption_disabled+0x48/0x200
[  362.528476]  ? kvm_clock_read+0x18/0x30
[  362.532449]  ? kvm_sched_clock_read+0x9/0x20
[  362.536859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.542395]  ? check_preemption_disabled+0x48/0x200
[  362.547441]  irq_exit+0x17f/0x1c0
[  362.550902]  smp_apic_timer_interrupt+0x1cb/0x760
[  362.555748]  ? smp_reschedule_interrupt+0x109/0x650
[  362.560816]  ? smp_call_function_single_interrupt+0x650/0x650
[  362.566719]  ? interrupt_entry+0xb5/0xf0
[  362.570782]  ? trace_hardirqs_off_caller+0xbb/0x300
[  362.575801]  ? trace_hardirqs_off_caller+0xbb/0x300
[  362.580821]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.585679]  ? trace_hardirqs_off+0x300/0x300
[  362.590173]  ? trace_hardirqs_off+0x300/0x300
[  362.594677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.600215]  ? check_preemption_disabled+0x48/0x200
[  362.605231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.610786]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.615645]  apic_timer_interrupt+0xf/0x20
[  362.619891]  </IRQ>
[  362.622157] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  362.627094] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  362.646008] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  362.653722] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  362.660989] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  362.668259] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  362.675526] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  362.682790] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  362.690102]  skb_clone+0x1bb/0x500
[  362.693657]  ? skb_split+0x11e0/0x11e0
[  362.697555]  ? check_preemption_disabled+0x48/0x200
[  362.702581]  ? __this_cpu_preempt_check+0x1c/0x1f
[  362.707437]  ? __bpf_redirect+0x54b/0xb20
[  362.711600]  bpf_clone_redirect+0xb9/0x490
[  362.715846]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  362.720885]  ? __sched_text_start+0x8/0x8
[  362.725043]  ? retint_kernel+0x2d/0x2d
[  362.728944]  ? find_held_lock+0x36/0x1c0
[  362.733028]  ? lock_acquire+0x1ed/0x520
[  362.737017]  ? bpf_test_run+0x32e/0x5a0
[  362.741000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  362.746574]  ? check_preemption_disabled+0x48/0x200
[  362.751595]  ? kasan_check_read+0x11/0x20
[  362.755747]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  362.761033]  ? rcu_bh_qs+0xc0/0xc0
[  362.764579]  ? preempt_schedule+0x4d/0x60
[  362.768727]  ? ___preempt_schedule+0x16/0x18
[  362.773153]  ? bpf_test_run+0x1c0/0x5a0
[  362.777149]  ? netlink_diag_dump+0x2a0/0x2a0
[  362.781571]  ? bpf_prog_test_run_skb+0x295/0xb40
[  362.786349]  ? bpf_prog_test_run_skb+0x634/0xb40
[  362.791113]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  362.795964]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  362.801495]  ? fput+0x130/0x1a0
[  362.804769]  ? __bpf_prog_get+0x9b/0x290
[  362.808827]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  362.813667]  ? bpf_prog_test_run+0x130/0x1a0
[  362.818081]  ? __x64_sys_bpf+0x3d8/0x510
[  362.822145]  ? bpf_prog_get+0x20/0x20
[  362.825970]  ? do_syscall_64+0x1b9/0x820
[  362.830045]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  362.835423]  ? syscall_return_slowpath+0x5e0/0x5e0
[  362.840350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.845213]  ? trace_hardirqs_off+0x300/0x300
[  362.849714]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  362.854747]  ? prepare_exit_to_usermode+0x291/0x3b0
[  362.859785]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  362.864635]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  362.870018] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  362.870101] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  362.876864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  362.876870] Call Trace:
[  362.876889]  dump_stack+0x1c4/0x2b4
[  362.876915]  ? dump_stack_print_info.cold.2+0x52/0x52
[  362.883490] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  362.892778]  warn_alloc.cold.118+0xb7/0x1bd
[  362.895361] syz-executor1 cpuset=
[  362.898986]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  362.904158] syz1
[  362.914653]  ? lock_downgrade+0x900/0x900
[  362.918958]  mems_allowed=0
[  362.922418]  ? trace_hardirqs_off+0xb8/0x300
[  362.940661]  ? trace_hardirqs_off+0xb8/0x300
[  362.945096]  __alloc_pages_slowpath+0x2667/0x2d80
[  362.950026]  ? warn_alloc+0x120/0x120
[  362.953837]  ? warn_alloc+0x120/0x120
[  362.957742]  ? print_usage_bug+0xc0/0xc0
[  362.961917]  ? warn_alloc+0x120/0x120
[  362.965721]  ? print_usage_bug+0xc0/0xc0
[  362.969796]  ? __lock_acquire+0x7ec/0x4ec0
[  362.974039]  ? __lock_acquire+0x7ec/0x4ec0
[  362.978273]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  362.984068]  ? should_fail+0x22d/0xd01
[  362.987969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  362.993078]  ? __lock_acquire+0x7ec/0x4ec0
[  362.997325]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.002445]  ? __lock_acquire+0x7ec/0x4ec0
[  363.006680]  ? should_fail+0x22d/0xd01
[  363.010580]  ? mark_held_locks+0x130/0x130
[  363.015002]  ? mark_held_locks+0x130/0x130
[  363.019242]  ? graph_lock+0x170/0x170
[  363.023150]  ? graph_lock+0x170/0x170
[  363.026957]  ? graph_lock+0x170/0x170
[  363.030759]  ? print_usage_bug+0xc0/0xc0
[  363.034822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.040361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.045908]  ? check_preemption_disabled+0x48/0x200
[  363.050929]  ? check_preemption_disabled+0x48/0x200
[  363.055955]  ? __lock_is_held+0xb5/0x140
[  363.060030]  __alloc_pages_nodemask+0xa80/0xde0
[  363.064706]  ? graph_lock+0x170/0x170
[  363.068531]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  363.073545]  ? graph_lock+0x170/0x170
[  363.077363]  ? find_held_lock+0x36/0x1c0
[  363.081443]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.086113]  ? lock_downgrade+0x900/0x900
[  363.090283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.095827]  cache_grow_begin+0x91/0x8c0
[  363.099902]  ? do_raw_spin_unlock+0xa7/0x2f0
[  363.104322]  fallback_alloc+0x203/0x2e0
[  363.108310]  ____cache_alloc_node+0x1c7/0x1e0
[  363.112816]  kmem_cache_alloc_node+0xe3/0x730
[  363.117319]  ? ipv6_get_ifaddr+0x42e/0x620
[  363.121570]  __alloc_skb+0x119/0x770
[  363.125296]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  363.130581]  ? skb_scrub_packet+0x490/0x490
[  363.134914]  ? lock_downgrade+0x900/0x900
[  363.139096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.144661]  ? refcount_sub_and_test_checked+0x203/0x310
[  363.150131]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  363.155593]  ? addrconf_rs_timer+0x6f0/0x6f0
[  363.160018]  ndisc_alloc_skb+0x144/0x340
[  363.164092]  ndisc_send_rs+0x331/0x6e0
[  363.167995]  addrconf_rs_timer+0x3c0/0x6f0
[  363.172250]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.176505]  call_timer_fn+0x272/0x920
[  363.180420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.184664]  ? process_timeout+0x40/0x40
[  363.188726]  ? find_held_lock+0x36/0x1c0
[  363.192808]  ? __run_timers+0x7da/0xc70
[  363.196792]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.201292]  ? _raw_spin_unlock_irq+0x27/0x80
[  363.205788]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.210030]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  363.214622]  ? trace_hardirqs_on+0xbd/0x310
[  363.218945]  ? kasan_check_read+0x11/0x20
[  363.223105]  ? __run_timers+0x7da/0xc70
[  363.227102]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  363.232567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.236808]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  363.241048]  __run_timers+0x7e5/0xc70
[  363.244905]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  363.250271]  ? compat_start_thread+0x80/0x80
[  363.254686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.260231]  ? _raw_spin_unlock_irq+0x60/0x80
[  363.264730]  ? finish_task_switch+0x1f5/0x900
[  363.269226]  ? finish_task_switch+0x1b5/0x900
[  363.273721]  ? __switch_to_asm+0x34/0x70
[  363.277790]  ? preempt_notifier_register+0x200/0x200
[  363.282893]  ? __switch_to_asm+0x34/0x70
[  363.286967]  ? __switch_to_asm+0x40/0x70
[  363.291031]  ? __switch_to_asm+0x34/0x70
[  363.295089]  ? __switch_to_asm+0x40/0x70
[  363.299176]  ? __switch_to_asm+0x34/0x70
[  363.303233]  ? __switch_to_asm+0x40/0x70
[  363.307294]  ? __switch_to_asm+0x40/0x70
[  363.311364]  ? pvclock_read_flags+0x160/0x160
[  363.315863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.321402]  ? check_preemption_disabled+0x48/0x200
[  363.326429]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  363.331970]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  363.337249]  ? rcu_pm_notify+0xc0/0xc0
[  363.341148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.346687]  ? check_preemption_disabled+0x48/0x200
[  363.351713]  run_timer_softirq+0x52/0xb0
[  363.355775]  ? rcu_read_lock_sched_held+0x108/0x120
[  363.360794]  __do_softirq+0x30b/0xad8
[  363.364611]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  363.369715]  ? trace_hardirqs_off_caller+0x300/0x300
[  363.374826]  ? schedule+0x108/0x460
[  363.378467]  ? __schedule+0x1ed0/0x1ed0
[  363.382449]  ? trace_hardirqs_off+0xb8/0x300
[  363.386862]  ? ___might_sleep+0x1ed/0x300
[  363.391027]  ? smpboot_thread_fn+0x68b/0xa00
[  363.395438]  ? trace_hardirqs_on+0x310/0x310
[  363.399850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.405386]  ? check_preemption_disabled+0x48/0x200
[  363.410404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.415947]  ? takeover_tasklets+0xa90/0xa90
[  363.420359]  run_ksoftirqd+0x94/0x100
[  363.424187]  smpboot_thread_fn+0x68b/0xa00
[  363.428427]  ? sort_range+0x30/0x30
[  363.432062]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  363.437165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.442702]  ? __kthread_parkme+0xfb/0x1a0
[  363.446949]  kthread+0x35a/0x420
[  363.450314]  ? sort_range+0x30/0x30
[  363.453956]  ? kthread_bind+0x40/0x40
[  363.457763]  ret_from_fork+0x3a/0x50
[  363.461493] warn_alloc_show_mem: 1 callbacks suppressed
[  363.461505] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  363.461508] Mem-Info:
[  363.461538] active_anon:54556 inactive_anon:372 isolated_anon:0
[  363.461538]  active_file:17 inactive_file:16 isolated_file:0
[  363.461538]  unevictable:0 dirty:0 writeback:0 unstable:0
[  363.461538]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  363.461538]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  363.461538]  free:13727 free_pcp:164 free_cma:0
[  363.466889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  363.474175] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  363.476575] Call Trace:
[  363.509444] Node 0 
[  363.518787]  <IRQ>
[  363.546398] 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
[  363.548965]  dump_stack+0x1c4/0x2b4
[  363.551171] lowmem_reserve[]: 0
[  363.553326]  ? dump_stack_print_info.cold.2+0x52/0x52
[  363.578904]  2815 6318
[  363.582552]  warn_alloc.cold.118+0xb7/0x1bd
[  363.585802]  6318
[  363.590988]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  363.593470] Node 0 
[  363.597789]  ? lock_downgrade+0x900/0x900
[  363.599877] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  363.604715]  ? trace_hardirqs_off+0xb8/0x300
[  363.606944] lowmem_reserve[]:
[  363.611092]  ? trace_hardirqs_off+0xb8/0x300
[  363.637608]  0 0
[  363.642027]  __alloc_pages_slowpath+0x2667/0x2d80
[  363.645100]  3503 3503
[  363.649550]  ? warn_alloc+0x120/0x120
[  363.656316]  ? trace_hardirqs_on+0x310/0x310
[  363.658942] Node 0 
[  363.662742]  ? warn_alloc+0x120/0x120
[  363.667163] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  363.669375]  ? print_usage_bug+0xc0/0xc0
[  363.673155] lowmem_reserve[]:
[  363.701517]  ? warn_alloc+0x120/0x120
[  363.705559]  0
[  363.708660]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  363.712434]  0 0
[  363.714242]  ? print_usage_bug+0xc0/0xc0
[  363.719237]  0
[  363.721209]  ? __lock_acquire+0x7ec/0x4ec0
[  363.727090]  ? __lock_acquire+0x7ec/0x4ec0
[  363.731320] Node 0 DMA: 
[  363.735553]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  363.735572]  ? should_fail+0x22d/0xd01
[  363.738255] 1*4kB 
[  363.743799]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.747681] (U) 
[  363.749827]  ? __lock_acquire+0x7ec/0x4ec0
[  363.754911] 0*8kB 
[  363.756895]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  363.761109] 0*16kB 1*32kB 
[  363.763270]  ? __lock_acquire+0x7ec/0x4ec0
[  363.768351] (U) 
[  363.771194]  ? should_fail+0x22d/0xd01
[  363.775410] 2*64kB 
[  363.777380]  ? print_usage_bug+0xc0/0xc0
[  363.781245] (U) 
[  363.783485]  ? mark_held_locks+0x130/0x130
[  363.787522] 1*128kB 
[  363.789498]  ? mark_held_locks+0x130/0x130
[  363.793721] (U) 
[  363.796048]  ? graph_lock+0x170/0x170
[  363.800256] 1*256kB 
[  363.802225]  ? print_usage_bug+0xc0/0xc0
[  363.806003] (U) 
[  363.808329]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  363.812364] 0*512kB 
[  363.814342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.819078] 1*1024kB 
[  363.821401]  ? check_preemption_disabled+0x48/0x200
[  363.826916] (U) 
[  363.829325]  ? check_preemption_disabled+0x48/0x200
[  363.834321] 1*2048kB 
[  363.836297]  ? __lock_is_held+0xb5/0x140
[  363.841277] (M) 3*4096kB 
[  363.843695]  __alloc_pages_nodemask+0xa80/0xde0
[  363.847732] (M) 
[  363.850487]  ? graph_lock+0x170/0x170
[  363.855133] = 15908kB
[  363.855142] Node 0 
[  363.857118]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  363.860927] DMA32: 
[  363.863331]  ? graph_lock+0x170/0x170
[  363.865549] 3*4kB 
[  363.870566]  ? find_held_lock+0x36/0x1c0
[  363.872779] (UM) 
[  363.876596]  ? ____cache_alloc_node+0x1c7/0x1e0
[  363.878723] 0*8kB 
[  363.882777]  ? lock_downgrade+0x900/0x900
[  363.884824] 2*16kB 
[  363.889506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.891802] (M) 1*32kB 
[  363.895966]  cache_grow_begin+0x91/0x8c0
[  363.898182] (M) 
[  363.903717]  ? do_raw_spin_unlock+0xa7/0x2f0
[  363.906274] 3*64kB (UM) 
[  363.910347]  fallback_alloc+0x203/0x2e0
[  363.912297] 3*128kB (M) 
[  363.916716]  ____cache_alloc_node+0x1c7/0x1e0
[  363.919362] 2*256kB (M) 
[  363.923349]  kmem_cache_alloc_node+0xe3/0x730
[  363.925998] 3*512kB 
[  363.930489]  ? ipv6_get_ifaddr+0x42e/0x620
[  363.933143] (M) 
[  363.937643]  __alloc_skb+0x119/0x770
[  363.939943] 4*1024kB 
[  363.944173]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  363.946138] (UM) 
[  363.949849]  ? skb_scrub_packet+0x490/0x490
[  363.952234] 3*2048kB (M) 
[  363.957520]  ? lock_downgrade+0x900/0x900
[  363.959564] 3*4096kB 
[  363.963883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  363.966613] (M) 
[  363.970759]  ? refcount_sub_and_test_checked+0x203/0x310
[  363.973155] = 25228kB
[  363.978688]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  363.980645] Node 0 
[  363.986094]  ? addrconf_rs_timer+0x6f0/0x6f0
[  363.988485] Normal: 
[  363.993939]  ndisc_alloc_skb+0x144/0x340
[  363.996154] 1169*4kB 
[  364.000753]  ndisc_send_rs+0x331/0x6e0
[  364.003057] (MEH) 
[  364.007128]  addrconf_rs_timer+0x3c0/0x6f0
[  364.009512] 563*8kB (UME) 
[  364.013414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.015532] 195*16kB (ME) 
[  364.019806]  call_timer_fn+0x272/0x920
[  364.022645] 41*32kB (UM) 
[  364.026893]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.029724] 3*64kB 
[  364.033609]  ? process_timeout+0x40/0x40
[  364.036372] (UM) 
[  364.040610]  ? find_held_lock+0x36/0x1c0
[  364.042820] 0*128kB 0*256kB 
[  364.046890]  ? __run_timers+0x7da/0xc70
[  364.048935] 0*512kB 
[  364.053000]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.055989] 0*1024kB 0*2048kB 
[  364.059972]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.062278] 0*4096kB 
[  364.066776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.069955] = 13804kB
[  364.074477]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  364.076869] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  364.081087]  ? trace_hardirqs_on+0xbd/0x310
[  364.083507] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  364.088099]  ? kasan_check_read+0x11/0x20
[  364.096922] 412 total pagecache pages
[  364.101240]  ? __run_timers+0x7da/0xc70
[  364.109797] 0 pages in swap cache
[  364.113940]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  364.117722] Swap cache stats: add 0, delete 0, find 0/0
[  364.121690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.125129] Free swap  = 0kB
[  364.130579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.135914] Total swap = 0kB
[  364.135923] 1965979 pages RAM
[  364.140156]  __run_timers+0x7e5/0xc70
[  364.143183] 0 pages HighMem/MovableOnly
[  364.147427]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  364.150412] 343324 pages reserved
[  364.153516]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  364.157294] 0 pages cma reserved
[  364.161262]  ? graph_lock+0x170/0x170
[  364.166704] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  364.170053]  ? enqueue_hrtimer+0x1a5/0x560
[  364.175193] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.178445]  ? lock_release+0x970/0x970
[  364.182238] ksoftirqd/1 cpuset=
[  364.188725]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  364.192940] /
[  364.203248]  ? find_held_lock+0x36/0x1c0
[  364.207201]  mems_allowed=0
[  364.210472]  ? graph_lock+0x170/0x170
[  364.228096]  ? pvclock_read_flags+0x160/0x160
[  364.232603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.238148]  ? check_preemption_disabled+0x48/0x200
[  364.243180]  ? __lock_is_held+0xb5/0x140
[  364.247242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.252776]  ? check_preemption_disabled+0x48/0x200
[  364.257833]  run_timer_softirq+0x52/0xb0
[  364.261895]  ? rcu_read_lock_sched_held+0x108/0x120
[  364.266940]  __do_softirq+0x30b/0xad8
[  364.270750]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  364.275870]  ? pvclock_read_flags+0x160/0x160
[  364.280377]  ? lapic_next_event+0x5a/0x90
[  364.284531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.290067]  ? check_preemption_disabled+0x48/0x200
[  364.295082]  ? check_preemption_disabled+0x48/0x200
[  364.300106]  ? kvm_clock_read+0x18/0x30
[  364.304086]  ? kvm_sched_clock_read+0x9/0x20
[  364.308507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.314051]  ? check_preemption_disabled+0x48/0x200
[  364.319083]  irq_exit+0x17f/0x1c0
[  364.322542]  smp_apic_timer_interrupt+0x1cb/0x760
[  364.327382]  ? smp_reschedule_interrupt+0x109/0x650
[  364.332420]  ? smp_call_function_single_interrupt+0x650/0x650
[  364.338321]  ? interrupt_entry+0xb5/0xf0
[  364.342381]  ? trace_hardirqs_off_caller+0xbb/0x300
[  364.347405]  ? trace_hardirqs_off_caller+0xbb/0x300
[  364.352429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.357273]  ? trace_hardirqs_off+0x300/0x300
[  364.361766]  ? trace_hardirqs_off+0x300/0x300
[  364.366263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.371796]  ? check_preemption_disabled+0x48/0x200
[  364.376810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.382356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.387234]  apic_timer_interrupt+0xf/0x20
[  364.391462]  </IRQ>
[  364.393731] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  364.398678] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  364.417580] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  364.425289] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  364.432559] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  364.439825] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  364.447103] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  364.454379] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  364.461692]  skb_clone+0x1bb/0x500
[  364.465240]  ? skb_split+0x11e0/0x11e0
[  364.469136]  ? check_preemption_disabled+0x48/0x200
[  364.474192]  ? __this_cpu_preempt_check+0x1c/0x1f
[  364.479073]  ? __bpf_redirect+0x54b/0xb20
[  364.483265]  bpf_clone_redirect+0xb9/0x490
[  364.487526]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  364.492562]  ? __sched_text_start+0x8/0x8
[  364.496712]  ? retint_kernel+0x2d/0x2d
[  364.500622]  ? find_held_lock+0x36/0x1c0
[  364.504714]  ? lock_acquire+0x1ed/0x520
[  364.508711]  ? bpf_test_run+0x32e/0x5a0
[  364.512684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.518223]  ? check_preemption_disabled+0x48/0x200
[  364.523245]  ? kasan_check_read+0x11/0x20
[  364.527406]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  364.532686]  ? rcu_bh_qs+0xc0/0xc0
[  364.536240]  ? preempt_schedule+0x4d/0x60
[  364.540387]  ? ___preempt_schedule+0x16/0x18
[  364.544819]  ? bpf_test_run+0x1c0/0x5a0
[  364.548809]  ? netlink_diag_dump+0x2a0/0x2a0
[  364.553239]  ? bpf_prog_test_run_skb+0x295/0xb40
[  364.558003]  ? bpf_prog_test_run_skb+0x634/0xb40
[  364.562773]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  364.567621]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  364.573159]  ? fput+0x130/0x1a0
[  364.576447]  ? __bpf_prog_get+0x9b/0x290
[  364.580521]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  364.585367]  ? bpf_prog_test_run+0x130/0x1a0
[  364.589786]  ? __x64_sys_bpf+0x3d8/0x510
[  364.593848]  ? bpf_prog_get+0x20/0x20
[  364.597671]  ? do_syscall_64+0x1b9/0x820
[  364.601739]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  364.607109]  ? syscall_return_slowpath+0x5e0/0x5e0
[  364.612052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.616902]  ? trace_hardirqs_off+0x300/0x300
[  364.621408]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  364.626432]  ? prepare_exit_to_usermode+0x291/0x3b0
[  364.631456]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  364.636307]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  364.641697] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  364.641796] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  364.648552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  364.648558] Call Trace:
[  364.648576]  dump_stack+0x1c4/0x2b4
[  364.648594]  ? dump_stack_print_info.cold.2+0x52/0x52
[  364.648621]  warn_alloc.cold.118+0xb7/0x1bd
[  364.655196] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  364.664447]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  364.667021] syz-executor1 cpuset=
[  364.670658]  ? lock_downgrade+0x900/0x900
[  364.675823] syz1
[  364.680150]  ? trace_hardirqs_off+0xb8/0x300
[  364.690612]  mems_allowed=0
[  364.695459]  ? trace_hardirqs_off+0xb8/0x300
[  364.717002]  __alloc_pages_slowpath+0x2667/0x2d80
[  364.721880]  ? warn_alloc+0x120/0x120
[  364.725829]  ? warn_alloc+0x120/0x120
[  364.730264]  ? print_usage_bug+0xc0/0xc0
[  364.734332]  ? warn_alloc+0x120/0x120
[  364.738144]  ? print_usage_bug+0xc0/0xc0
[  364.742212]  ? __lock_acquire+0x7ec/0x4ec0
[  364.746452]  ? __lock_acquire+0x7ec/0x4ec0
[  364.750702]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  364.756254]  ? should_fail+0x22d/0xd01
[  364.760153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.765258]  ? __lock_acquire+0x7ec/0x4ec0
[  364.769499]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  364.774605]  ? __lock_acquire+0x7ec/0x4ec0
[  364.778840]  ? should_fail+0x22d/0xd01
[  364.782725]  ? print_usage_bug+0xc0/0xc0
[  364.786798]  ? mark_held_locks+0x130/0x130
[  364.791105]  ? mark_held_locks+0x130/0x130
[  364.795359]  ? graph_lock+0x170/0x170
[  364.799161]  ? print_usage_bug+0xc0/0xc0
[  364.803223]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  364.807984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.813521]  ? check_preemption_disabled+0x48/0x200
[  364.818535]  ? check_preemption_disabled+0x48/0x200
[  364.823665]  ? __lock_is_held+0xb5/0x140
[  364.827734]  __alloc_pages_nodemask+0xa80/0xde0
[  364.832409]  ? graph_lock+0x170/0x170
[  364.836221]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  364.841239]  ? graph_lock+0x170/0x170
[  364.845059]  ? find_held_lock+0x36/0x1c0
[  364.849145]  ? ____cache_alloc_node+0x1c7/0x1e0
[  364.853821]  ? lock_downgrade+0x900/0x900
[  364.857979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.863529]  cache_grow_begin+0x91/0x8c0
[  364.867598]  ? do_raw_spin_unlock+0xa7/0x2f0
[  364.872021]  fallback_alloc+0x203/0x2e0
[  364.876008]  ____cache_alloc_node+0x1c7/0x1e0
[  364.880511]  kmem_cache_alloc_node+0xe3/0x730
[  364.885010]  ? ipv6_get_ifaddr+0x42e/0x620
[  364.889261]  __alloc_skb+0x119/0x770
[  364.892977]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  364.898262]  ? skb_scrub_packet+0x490/0x490
[  364.902586]  ? lock_downgrade+0x900/0x900
[  364.906786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  364.912351]  ? refcount_sub_and_test_checked+0x203/0x310
[  364.917814]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  364.923269]  ? addrconf_rs_timer+0x6f0/0x6f0
[  364.927692]  ndisc_alloc_skb+0x144/0x340
[  364.931779]  ndisc_send_rs+0x331/0x6e0
[  364.935677]  addrconf_rs_timer+0x3c0/0x6f0
[  364.939926]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.944183]  call_timer_fn+0x272/0x920
[  364.948072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.952312]  ? process_timeout+0x40/0x40
[  364.956374]  ? find_held_lock+0x36/0x1c0
[  364.960450]  ? __run_timers+0x7da/0xc70
[  364.964435]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.968936]  ? _raw_spin_unlock_irq+0x27/0x80
[  364.973433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  364.977668]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  364.982254]  ? trace_hardirqs_on+0xbd/0x310
[  364.986593]  ? kasan_check_read+0x11/0x20
[  364.990746]  ? __run_timers+0x7da/0xc70
[  364.994738]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.000196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.004439]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.008675]  __run_timers+0x7e5/0xc70
[  365.012510]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  365.017881]  ? compat_start_thread+0x80/0x80
[  365.022349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.027908]  ? _raw_spin_unlock_irq+0x60/0x80
[  365.032402]  ? finish_task_switch+0x1f5/0x900
[  365.036916]  ? finish_task_switch+0x1b5/0x900
[  365.041425]  ? __switch_to_asm+0x34/0x70
[  365.045496]  ? preempt_notifier_register+0x200/0x200
[  365.050603]  ? __switch_to_asm+0x34/0x70
[  365.054665]  ? __switch_to_asm+0x40/0x70
[  365.059010]  ? __switch_to_asm+0x34/0x70
[  365.063392]  ? __switch_to_asm+0x40/0x70
[  365.067454]  ? __switch_to_asm+0x34/0x70
[  365.071519]  ? __switch_to_asm+0x40/0x70
[  365.075603]  ? __switch_to_asm+0x40/0x70
[  365.079689]  ? pvclock_read_flags+0x160/0x160
[  365.084188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.089727]  ? check_preemption_disabled+0x48/0x200
[  365.094764]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  365.100335]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  365.105614]  ? rcu_pm_notify+0xc0/0xc0
[  365.109504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.115050]  ? check_preemption_disabled+0x48/0x200
[  365.120081]  run_timer_softirq+0x52/0xb0
[  365.124149]  ? rcu_read_lock_sched_held+0x108/0x120
[  365.129168]  __do_softirq+0x30b/0xad8
[  365.132981]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  365.138087]  ? trace_hardirqs_off_caller+0x300/0x300
[  365.143208]  ? schedule+0x108/0x460
[  365.146839]  ? __schedule+0x1ed0/0x1ed0
[  365.150826]  ? trace_hardirqs_off+0xb8/0x300
[  365.155237]  ? ___might_sleep+0x1ed/0x300
[  365.159386]  ? smpboot_thread_fn+0x68b/0xa00
[  365.163822]  ? trace_hardirqs_on+0x310/0x310
[  365.168244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.173784]  ? check_preemption_disabled+0x48/0x200
[  365.178811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.184354]  ? takeover_tasklets+0xa90/0xa90
[  365.188768]  run_ksoftirqd+0x94/0x100
[  365.192573]  smpboot_thread_fn+0x68b/0xa00
[  365.196813]  ? sort_range+0x30/0x30
[  365.200441]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  365.205556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.211095]  ? __kthread_parkme+0xfb/0x1a0
[  365.215345]  kthread+0x35a/0x420
[  365.218727]  ? sort_range+0x30/0x30
[  365.222359]  ? kthread_bind+0x40/0x40
[  365.226164]  ret_from_fork+0x3a/0x50
[  365.229932] warn_alloc_show_mem: 1 callbacks suppressed
[  365.229958] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  365.229960] Mem-Info:
[  365.230002] active_anon:54556 inactive_anon:372 isolated_anon:0
[  365.230002]  active_file:17 inactive_file:16 isolated_file:0
[  365.230002]  unevictable:0 dirty:0 writeback:0 unstable:0
[  365.230002]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  365.230002]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  365.230002]  free:13727 free_pcp:164 free_cma:0
[  365.235349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  365.242627] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  365.245032] Call Trace:
[  365.277917] Node 0 
[  365.287267]  <IRQ>
[  365.314903] 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
[  365.317468]  dump_stack+0x1c4/0x2b4
[  365.319685] lowmem_reserve[]:
[  365.321831]  ? dump_stack_print_info.cold.2+0x52/0x52
[  365.347333]  0
[  365.350963]  warn_alloc.cold.118+0xb7/0x1bd
[  365.354037]  2815
[  365.359226]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  365.361007]  6318
[  365.365330]  ? lock_downgrade+0x900/0x900
[  365.367373]  6318
[  365.372233]  ? trace_hardirqs_off+0xb8/0x300
[  365.378438]  ? trace_hardirqs_off+0xb8/0x300
[  365.380493] Node 0 
[  365.384911]  __alloc_pages_slowpath+0x2667/0x2d80
[  365.389320] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  365.391562]  ? warn_alloc+0x120/0x120
[  365.396359] lowmem_reserve[]:
[  365.422896]  ? trace_hardirqs_on+0x310/0x310
[  365.426680]  0
[  365.429802]  ? warn_alloc+0x120/0x120
[  365.434190]  0
[  365.435991]  ? print_usage_bug+0xc0/0xc0
[  365.439768]  3503
[  365.441581]  ? warn_alloc+0x120/0x120
[  365.445626]  3503
[  365.447774]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  365.453614]  ? print_usage_bug+0xc0/0xc0
[  365.458616] Node 0 Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  365.462712]  ? __lock_acquire+0x7ec/0x4ec0
[  365.462742]  ? __lock_acquire+0x7ec/0x4ec0
[  365.491707] lowmem_reserve[]: 0
[  365.495966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  365.500179]  0
[  365.503459]  ? should_fail+0x22d/0xd01
[  365.508964]  0 0
[  365.510770]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.516606]  ? __lock_acquire+0x7ec/0x4ec0
[  365.521688] Node 0 DMA: 1*4kB (U) 
[  365.525934]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  365.525960]  ? __lock_acquire+0x7ec/0x4ec0
[  365.529465] 0*8kB 0*16kB 
[  365.534578]  ? should_fail+0x22d/0xd01
[  365.538790] 1*32kB 
[  365.541541]  ? print_usage_bug+0xc0/0xc0
[  365.545398] (U) 2*64kB (U) 
[  365.547654]  ? mark_held_locks+0x130/0x130
[  365.551690] 1*128kB 
[  365.554620]  ? mark_held_locks+0x130/0x130
[  365.558834] (U) 
[  365.561166]  ? graph_lock+0x170/0x170
[  365.565379] 1*256kB 
[  365.567356]  ? print_usage_bug+0xc0/0xc0
[  365.571145] (U) 
[  365.573467]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  365.577502] 0*512kB 1*1024kB 
[  365.579489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.584215] (U) 1*2048kB 
[  365.587318]  ? check_preemption_disabled+0x48/0x200
[  365.587333]  ? check_preemption_disabled+0x48/0x200
[  365.592888] (M) 
[  365.595656]  ? __lock_is_held+0xb5/0x140
[  365.600681] 3*4096kB 
[  365.605705]  __alloc_pages_nodemask+0xa80/0xde0
[  365.607663] (M) 
[  365.611720]  ? graph_lock+0x170/0x170
[  365.614130] = 15908kB
[  365.618806]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  365.620761] Node 0 
[  365.624599]  ? graph_lock+0x170/0x170
[  365.626981] DMA32: 3*4kB 
[  365.632024]  ? find_held_lock+0x36/0x1c0
[  365.634251] (UM) 
[  365.638061]  ? ____cache_alloc_node+0x1c7/0x1e0
[  365.638081]  ? lock_downgrade+0x900/0x900
[  365.640887] 0*8kB 
[  365.644948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.647106] 2*16kB 
[  365.651784]  cache_grow_begin+0x91/0x8c0
[  365.655911] (M) 
[  365.658063]  ? do_raw_spin_unlock+0xa7/0x2f0
[  365.663592] 1*32kB (M) 
[  365.665843]  fallback_alloc+0x203/0x2e0
[  365.669890] 3*64kB (UM) 
[  365.671894]  ____cache_alloc_node+0x1c7/0x1e0
[  365.676281] 3*128kB (M) 
[  365.678875]  kmem_cache_alloc_node+0xe3/0x730
[  365.682829] 2*256kB (M) 
[  365.685510]  ? ipv6_get_ifaddr+0x42e/0x620
[  365.689986] 3*512kB 
[  365.692675]  __alloc_skb+0x119/0x770
[  365.697150] (M) 
[  365.699842]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  365.704049] 4*1024kB (UM) 
[  365.706378]  ? skb_scrub_packet+0x490/0x490
[  365.710077] 3*2048kB 
[  365.712050]  ? lock_downgrade+0x900/0x900
[  365.717297] (M) 3*4096kB 
[  365.720166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  365.724458] (M) 
[  365.726865]  ? refcount_sub_and_test_checked+0x203/0x310
[  365.731001] = 25228kB
[  365.733755]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  365.739288] Node 0 
[  365.741290]  ? addrconf_rs_timer+0x6f0/0x6f0
[  365.746723] Normal: 
[  365.749149]  ndisc_alloc_skb+0x144/0x340
[  365.754585] 1169*4kB 
[  365.756817]  ndisc_send_rs+0x331/0x6e0
[  365.761271] (MEH) 
[  365.763593]  addrconf_rs_timer+0x3c0/0x6f0
[  365.767806] 563*8kB (UME) 
[  365.770258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.774134] 195*16kB 
[  365.776289]  call_timer_fn+0x272/0x920
[  365.780493] (ME) 
[  365.783340]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.787558] 41*32kB 
[  365.789965]  ? process_timeout+0x40/0x40
[  365.793827] (UM) 
[  365.795889]  ? find_held_lock+0x36/0x1c0
[  365.800107] 3*64kB (UM) 
[  365.802457]  ? __run_timers+0x7da/0xc70
[  365.806498] 0*128kB 
[  365.808582]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.812619] 0*256kB 
[  365.815297]  ? _raw_spin_unlock_irq+0x27/0x80
[  365.819249] 0*512kB 
[  365.821568]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.826041] 0*1024kB 
[  365.828359]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  365.832829] 0*2048kB 
[  365.835153]  ? trace_hardirqs_on+0xbd/0x310
[  365.839373] 0*4096kB 
[  365.841783]  ? kasan_check_read+0x11/0x20
[  365.846343] = 13804kB
[  365.848752]  ? __run_timers+0x7da/0xc70
[  365.853056] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  365.855465]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  365.859703] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  365.859712] 412 total pagecache pages
[  365.862133]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.866089] 0 pages in swap cache
[  365.874919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  365.880351] Swap cache stats: add 0, delete 0, find 0/0
[  365.888911]  __run_timers+0x7e5/0xc70
[  365.888939]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  365.892937] Free swap  = 0kB
[  365.892946] Total swap = 0kB
[  365.897198]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  365.900630] 1965979 pages RAM
[  365.904861]  ? graph_lock+0x170/0x170
[  365.910206] 0 pages HighMem/MovableOnly
[  365.914000]  ? enqueue_hrtimer+0x1a5/0x560
[  365.919339] 343324 pages reserved
[  365.919348] 0 pages cma reserved
[  365.922365]  ? lock_release+0x970/0x970
[  365.925440] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  365.930370]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  365.933565] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  365.937277]  ? find_held_lock+0x36/0x1c0
[  365.941244] ksoftirqd/1 cpuset=
[  365.945477]  ? graph_lock+0x170/0x170
[  365.948909] /
[  365.952278]  ? pvclock_read_flags+0x160/0x160
[  365.956254]  mems_allowed=0
[  365.962750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.004150]  ? check_preemption_disabled+0x48/0x200
[  366.009179]  ? __lock_is_held+0xb5/0x140
[  366.013244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.018782]  ? check_preemption_disabled+0x48/0x200
[  366.024164]  run_timer_softirq+0x52/0xb0
[  366.028239]  ? rcu_read_lock_sched_held+0x108/0x120
[  366.033264]  __do_softirq+0x30b/0xad8
[  366.037075]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  366.042184]  ? pvclock_read_flags+0x160/0x160
[  366.046697]  ? lapic_next_event+0x5a/0x90
[  366.050845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.056405]  ? check_preemption_disabled+0x48/0x200
[  366.061425]  ? check_preemption_disabled+0x48/0x200
[  366.066447]  ? kvm_clock_read+0x18/0x30
[  366.070451]  ? kvm_sched_clock_read+0x9/0x20
[  366.074861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.080409]  ? check_preemption_disabled+0x48/0x200
[  366.085444]  irq_exit+0x17f/0x1c0
[  366.088901]  smp_apic_timer_interrupt+0x1cb/0x760
[  366.093760]  ? smp_reschedule_interrupt+0x109/0x650
[  366.098797]  ? smp_call_function_single_interrupt+0x650/0x650
[  366.104682]  ? interrupt_entry+0xb5/0xf0
[  366.108744]  ? trace_hardirqs_off_caller+0xbb/0x300
[  366.113773]  ? trace_hardirqs_off_caller+0xbb/0x300
[  366.118799]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.123640]  ? trace_hardirqs_off+0x300/0x300
[  366.128142]  ? trace_hardirqs_off+0x300/0x300
[  366.132656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.138192]  ? check_preemption_disabled+0x48/0x200
[  366.143204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.149529]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.154380]  apic_timer_interrupt+0xf/0x20
[  366.158612]  </IRQ>
[  366.160853] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  366.165787] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  366.184688] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  366.192404] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  366.199670] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  366.206935] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  366.214203] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  366.221476] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  366.228785]  skb_clone+0x1bb/0x500
[  366.232338]  ? skb_split+0x11e0/0x11e0
[  366.236228]  ? check_preemption_disabled+0x48/0x200
[  366.241250]  ? __this_cpu_preempt_check+0x1c/0x1f
[  366.246108]  ? __bpf_redirect+0x54b/0xb20
[  366.250277]  bpf_clone_redirect+0xb9/0x490
[  366.254533]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  366.259559]  ? __sched_text_start+0x8/0x8
[  366.263713]  ? retint_kernel+0x2d/0x2d
[  366.267611]  ? find_held_lock+0x36/0x1c0
[  366.271682]  ? lock_acquire+0x1ed/0x520
[  366.275654]  ? bpf_test_run+0x32e/0x5a0
[  366.279630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.285179]  ? check_preemption_disabled+0x48/0x200
[  366.290210]  ? kasan_check_read+0x11/0x20
[  366.294359]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  366.299642]  ? rcu_bh_qs+0xc0/0xc0
[  366.303188]  ? preempt_schedule+0x4d/0x60
[  366.307365]  ? ___preempt_schedule+0x16/0x18
[  366.311804]  ? bpf_test_run+0x1c0/0x5a0
[  366.315794]  ? netlink_diag_dump+0x2a0/0x2a0
[  366.320230]  ? bpf_prog_test_run_skb+0x295/0xb40
[  366.325021]  ? bpf_prog_test_run_skb+0x634/0xb40
[  366.329807]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  366.334650]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  366.340186]  ? fput+0x130/0x1a0
[  366.343477]  ? __bpf_prog_get+0x9b/0x290
[  366.347562]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  366.352418]  ? bpf_prog_test_run+0x130/0x1a0
[  366.356847]  ? __x64_sys_bpf+0x3d8/0x510
[  366.360909]  ? bpf_prog_get+0x20/0x20
[  366.364735]  ? do_syscall_64+0x1b9/0x820
[  366.368797]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  366.374168]  ? syscall_return_slowpath+0x5e0/0x5e0
[  366.379109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.383992]  ? trace_hardirqs_off+0x300/0x300
[  366.388491]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  366.393511]  ? prepare_exit_to_usermode+0x291/0x3b0
[  366.398536]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  366.403407]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  366.408804] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  366.408908] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  366.415651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  366.415657] Call Trace:
[  366.415674]  dump_stack+0x1c4/0x2b4
[  366.415691]  ? dump_stack_print_info.cold.2+0x52/0x52
[  366.415718]  warn_alloc.cold.118+0xb7/0x1bd
[  366.422279] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  366.431586]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  366.434157] syz-executor1 cpuset=
[  366.437780]  ? lock_downgrade+0x900/0x900
[  366.442949] syz1
[  366.447280]  ? trace_hardirqs_off+0xb8/0x300
[  366.457758]  mems_allowed=0
[  366.462596]  ? trace_hardirqs_off+0xb8/0x300
[  366.483874]  __alloc_pages_slowpath+0x2667/0x2d80
[  366.488773]  ? warn_alloc+0x120/0x120
[  366.492582]  ? warn_alloc+0x120/0x120
[  366.496386]  ? print_usage_bug+0xc0/0xc0
[  366.500449]  ? warn_alloc+0x120/0x120
[  366.504254]  ? print_usage_bug+0xc0/0xc0
[  366.508322]  ? __lock_acquire+0x7ec/0x4ec0
[  366.512560]  ? __lock_acquire+0x7ec/0x4ec0
[  366.516808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.522348]  ? should_fail+0x22d/0xd01
[  366.526247]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.531355]  ? __lock_acquire+0x7ec/0x4ec0
[  366.535593]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  366.540692]  ? __lock_acquire+0x7ec/0x4ec0
[  366.544923]  ? should_fail+0x22d/0xd01
[  366.548810]  ? print_usage_bug+0xc0/0xc0
[  366.552885]  ? mark_held_locks+0x130/0x130
[  366.557136]  ? mark_held_locks+0x130/0x130
[  366.561381]  ? graph_lock+0x170/0x170
[  366.565182]  ? print_usage_bug+0xc0/0xc0
[  366.569257]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  366.574044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.579609]  ? check_preemption_disabled+0x48/0x200
[  366.584622]  ? check_preemption_disabled+0x48/0x200
[  366.589651]  ? __lock_is_held+0xb5/0x140
[  366.593722]  __alloc_pages_nodemask+0xa80/0xde0
[  366.598406]  ? graph_lock+0x170/0x170
[  366.602229]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  366.607245]  ? graph_lock+0x170/0x170
[  366.611077]  ? find_held_lock+0x36/0x1c0
[  366.615159]  ? ____cache_alloc_node+0x1c7/0x1e0
[  366.619848]  ? lock_downgrade+0x900/0x900
[  366.624008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.629565]  cache_grow_begin+0x91/0x8c0
[  366.633631]  ? do_raw_spin_unlock+0xa7/0x2f0
[  366.638050]  fallback_alloc+0x203/0x2e0
[  366.642037]  ____cache_alloc_node+0x1c7/0x1e0
[  366.646543]  kmem_cache_alloc_node+0xe3/0x730
[  366.651046]  ? ipv6_get_ifaddr+0x42e/0x620
[  366.655294]  __alloc_skb+0x119/0x770
[  366.659008]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  366.664336]  ? skb_scrub_packet+0x490/0x490
[  366.668660]  ? lock_downgrade+0x900/0x900
[  366.672817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.678356]  ? refcount_sub_and_test_checked+0x203/0x310
[  366.683813]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  366.689267]  ? addrconf_rs_timer+0x6f0/0x6f0
[  366.693689]  ndisc_alloc_skb+0x144/0x340
[  366.697774]  ndisc_send_rs+0x331/0x6e0
[  366.701668]  addrconf_rs_timer+0x3c0/0x6f0
[  366.705917]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.710173]  call_timer_fn+0x272/0x920
[  366.714062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.718300]  ? process_timeout+0x40/0x40
[  366.722358]  ? find_held_lock+0x36/0x1c0
[  366.726427]  ? __run_timers+0x7da/0xc70
[  366.730406]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.734952]  ? _raw_spin_unlock_irq+0x27/0x80
[  366.739446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.743681]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  366.748262]  ? trace_hardirqs_on+0xbd/0x310
[  366.752607]  ? kasan_check_read+0x11/0x20
[  366.756754]  ? __run_timers+0x7da/0xc70
[  366.760728]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  366.766186]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.770430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  366.774678]  __run_timers+0x7e5/0xc70
[  366.778500]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  366.783866]  ? compat_start_thread+0x80/0x80
[  366.788284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.793838]  ? _raw_spin_unlock_irq+0x60/0x80
[  366.798336]  ? finish_task_switch+0x1f5/0x900
[  366.802827]  ? finish_task_switch+0x1b5/0x900
[  366.807334]  ? __switch_to_asm+0x34/0x70
[  366.811404]  ? preempt_notifier_register+0x200/0x200
[  366.816526]  ? __switch_to_asm+0x34/0x70
[  366.820589]  ? __switch_to_asm+0x40/0x70
[  366.824655]  ? __switch_to_asm+0x34/0x70
[  366.828715]  ? __switch_to_asm+0x40/0x70
[  366.832779]  ? __switch_to_asm+0x34/0x70
[  366.836838]  ? __switch_to_asm+0x40/0x70
[  366.840907]  ? __switch_to_asm+0x40/0x70
[  366.844978]  ? pvclock_read_flags+0x160/0x160
[  366.849474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.855041]  ? check_preemption_disabled+0x48/0x200
[  366.860079]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  366.865635]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  366.870951]  ? rcu_pm_notify+0xc0/0xc0
[  366.874840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.880380]  ? check_preemption_disabled+0x48/0x200
[  366.885411]  run_timer_softirq+0x52/0xb0
[  366.889477]  ? rcu_read_lock_sched_held+0x108/0x120
[  366.894496]  __do_softirq+0x30b/0xad8
[  366.898312]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  366.903415]  ? trace_hardirqs_off_caller+0x300/0x300
[  366.908524]  ? schedule+0x108/0x460
[  366.912167]  ? __schedule+0x1ed0/0x1ed0
[  366.916152]  ? trace_hardirqs_off+0xb8/0x300
[  366.920563]  ? ___might_sleep+0x1ed/0x300
[  366.924709]  ? smpboot_thread_fn+0x68b/0xa00
[  366.929127]  ? trace_hardirqs_on+0x310/0x310
[  366.933537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.939073]  ? check_preemption_disabled+0x48/0x200
[  366.944088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  366.949662]  ? takeover_tasklets+0xa90/0xa90
[  366.954088]  run_ksoftirqd+0x94/0x100
[  366.957894]  smpboot_thread_fn+0x68b/0xa00
[  366.962152]  ? sort_range+0x30/0x30
[  366.965781]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  366.970902]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  366.976458]  ? __kthread_parkme+0xfb/0x1a0
[  366.980702]  kthread+0x35a/0x420
[  366.984072]  ? sort_range+0x30/0x30
[  366.987696]  ? kthread_bind+0x40/0x40
[  366.991501]  ret_from_fork+0x3a/0x50
[  366.995240] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  366.995246] warn_alloc_show_mem: 1 callbacks suppressed
[  366.995254] Mem-Info:
[  367.002529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  367.007919] active_anon:54556 inactive_anon:372 isolated_anon:0
[  367.007919]  active_file:17 inactive_file:16 isolated_file:0
[  367.007919]  unevictable:0 dirty:0 writeback:0 unstable:0
[  367.007919]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  367.007919]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  367.007919]  free:13727 free_pcp:164 free_cma:0
[  367.010290] Call Trace:
[  367.019682] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  367.052524]  <IRQ>
[  367.055102] Node 0 
[  367.082691]  dump_stack+0x1c4/0x2b4
[  367.084846] 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
[  367.087058]  ? dump_stack_print_info.cold.2+0x52/0x52
[  367.090666] lowmem_reserve[]:
[  367.116173]  warn_alloc.cold.118+0xb7/0x1bd
[  367.121330]  0 2815
[  367.124455]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  367.128757]  6318 6318
[  367.131001]  ? lock_downgrade+0x900/0x900
[  367.138319]  ? trace_hardirqs_off+0xb8/0x300
[  367.142442] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  367.146896]  ? trace_hardirqs_off+0xb8/0x300
[  367.146918]  __alloc_pages_slowpath+0x2667/0x2d80
[  367.174071] lowmem_reserve[]:
[  367.178505]  ? warn_alloc+0x120/0x120
[  367.183301]  0
[  367.186408]  ? warn_alloc+0x120/0x120
[  367.190188]  0
[  367.192020]  ? print_usage_bug+0xc0/0xc0
[  367.195927]  3503
[  367.197727]  ? warn_alloc+0x120/0x120
[  367.201766]  3503
[  367.203824]  ? print_usage_bug+0xc0/0xc0
[  367.207622] Node 0 
[  367.209682]  ? __lock_acquire+0x7ec/0x4ec0
[  367.213746] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  367.215954]  ? __lock_acquire+0x7ec/0x4ec0
[  367.220184] lowmem_reserve[]:
[  367.248549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  367.252759]  0
[  367.255860]  ? should_fail+0x22d/0xd01
[  367.261369]  0 0
[  367.263182]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.267051]  0
[  367.269019]  ? __lock_acquire+0x7ec/0x4ec0
[  367.274102] Node 0 
[  367.275921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  367.280139] DMA: 
[  367.282369]  ? __lock_acquire+0x7ec/0x4ec0
[  367.287449] 1*4kB 
[  367.289508]  ? should_fail+0x22d/0xd01
[  367.293742] (U) 
[  367.295890]  ? mark_held_locks+0x130/0x130
[  367.299749] 0*8kB 0*16kB 
[  367.301761]  ? mark_held_locks+0x130/0x130
[  367.305974] 1*32kB 
[  367.308727]  ? graph_lock+0x170/0x170
[  367.312942] (U) 
[  367.315188]  ? graph_lock+0x170/0x170
[  367.318969] 2*64kB 
[  367.320946]  ? graph_lock+0x170/0x170
[  367.324728] (U) 
[  367.326959]  ? print_usage_bug+0xc0/0xc0
[  367.330735] 1*128kB 
[  367.332704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.336741] (U) 
[  367.339072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.344604] 1*256kB 
[  367.346577]  ? check_preemption_disabled+0x48/0x200
[  367.352103] (U) 
[  367.354460]  ? check_preemption_disabled+0x48/0x200
[  367.359457] 0*512kB 
[  367.361464]  ? __lock_is_held+0xb5/0x140
[  367.366476] 1*1024kB 
[  367.368805]  __alloc_pages_nodemask+0xa80/0xde0
[  367.372840] (U) 
[  367.375245]  ? graph_lock+0x170/0x170
[  367.379893] 1*2048kB 
[  367.381865]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  367.385653] (M) 
[  367.388058]  ? graph_lock+0x170/0x170
[  367.393056] 3*4096kB 
[  367.395048]  ? find_held_lock+0x36/0x1c0
[  367.398818] (M) 
[  367.401242]  ? ____cache_alloc_node+0x1c7/0x1e0
[  367.405275] = 15908kB
[  367.407257]  ? lock_downgrade+0x900/0x900
[  367.411909] Node 0 
[  367.414344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.418474] DMA32: 
[  367.420710]  cache_grow_begin+0x91/0x8c0
[  367.426222] 3*4kB 
[  367.428480]  ? do_raw_spin_unlock+0xa7/0x2f0
[  367.432542] (UM) 
[  367.434690]  fallback_alloc+0x203/0x2e0
[  367.439072] 0*8kB 
[  367.441142]  ____cache_alloc_node+0x1c7/0x1e0
[  367.445084] 2*16kB (M) 
[  367.447276]  kmem_cache_alloc_node+0xe3/0x730
[  367.451738] 1*32kB 
[  367.454331]  ? ipv6_get_ifaddr+0x42e/0x620
[  367.458801] (M) 
[  367.461050]  __alloc_skb+0x119/0x770
[  367.465257] 3*64kB (UM) 
[  367.467245]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  367.470925] 3*128kB (M) 
[  367.473621]  ? skb_scrub_packet+0x490/0x490
[  367.478876] 2*256kB 
[  367.481545]  ? lock_downgrade+0x900/0x900
[  367.485845] (M) 
[  367.488183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.492307] 3*512kB 
[  367.494283]  ? refcount_sub_and_test_checked+0x203/0x310
[  367.499792] (M) 4*1024kB 
[  367.502132]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  367.507557] (UM) 
[  367.510313]  ? addrconf_rs_timer+0x6f0/0x6f0
[  367.515732] 3*2048kB (M) 
[  367.517816]  ndisc_alloc_skb+0x144/0x340
[  367.522212] 3*4096kB (M) 
[  367.524991]  ndisc_send_rs+0x331/0x6e0
[  367.529037] = 25228kB
[  367.529045] Node 0 
[  367.531814]  addrconf_rs_timer+0x3c0/0x6f0
[  367.535671] Normal: 1169*4kB 
[  367.538095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.540313] (MEH) 
[  367.544553]  call_timer_fn+0x272/0x920
[  367.547629] 563*8kB (UME) 
[  367.551874]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.554005] 195*16kB 
[  367.557889]  ? process_timeout+0x40/0x40
[  367.560718] (ME) 
[  367.564966]  ? find_held_lock+0x36/0x1c0
[  367.567374] 41*32kB 
[  367.571442]  ? __run_timers+0x7da/0xc70
[  367.573483] (UM) 
[  367.577540]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.579838] 3*64kB (UM) 
[  367.583827]  ? _raw_spin_unlock_irq+0x27/0x80
[  367.585914] 0*128kB 
[  367.590427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.593073] 0*256kB 
[  367.597568]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  367.599921] 0*512kB 
[  367.604154]  ? trace_hardirqs_on+0xbd/0x310
[  367.606467] 0*1024kB 
[  367.611056]  ? kasan_check_read+0x11/0x20
[  367.613357] 0*2048kB 
[  367.617673]  ? __run_timers+0x7da/0xc70
[  367.620062] 0*4096kB 
[  367.624221]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  367.626609] = 13804kB
[  367.630579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.632974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  367.638418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  367.640805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  367.645031]  __run_timers+0x7e5/0xc70
[  367.653844] 412 total pagecache pages
[  367.658107]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  367.666678] 0 pages in swap cache
[  367.670469]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  367.674251] Swap cache stats: add 0, delete 0, find 0/0
[  367.679609]  ? graph_lock+0x170/0x170
[  367.683039] Free swap  = 0kB
[  367.688059]  ? enqueue_hrtimer+0x1a5/0x560
[  367.693406] Total swap = 0kB
[  367.697213]  ? lock_release+0x970/0x970
[  367.700226] 1965979 pages RAM
[  367.704456]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  367.707457] 0 pages HighMem/MovableOnly
[  367.711434]  ? find_held_lock+0x36/0x1c0
[  367.714522] 343324 pages reserved
[  367.714532] 0 pages cma reserved
[  367.719728]  ? graph_lock+0x170/0x170
[  367.723760] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  367.727739]  ? pvclock_read_flags+0x160/0x160
[  367.731237] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  367.734532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.738308] ksoftirqd/1 cpuset=
[  367.744790]  ? check_preemption_disabled+0x48/0x200
[  367.749265] /
[  367.759581]  ? __lock_is_held+0xb5/0x140
[  367.765092]  mems_allowed=0
[  367.768379]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.787578]  ? check_preemption_disabled+0x48/0x200
[  367.792613]  run_timer_softirq+0x52/0xb0
[  367.796691]  ? rcu_read_lock_sched_held+0x108/0x120
[  367.801714]  __do_softirq+0x30b/0xad8
[  367.805529]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  367.810665]  ? pvclock_read_flags+0x160/0x160
[  367.815163]  ? lapic_next_event+0x5a/0x90
[  367.819315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.824865]  ? check_preemption_disabled+0x48/0x200
[  367.829880]  ? check_preemption_disabled+0x48/0x200
[  367.834929]  ? kvm_clock_read+0x18/0x30
[  367.838919]  ? kvm_sched_clock_read+0x9/0x20
[  367.843336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.848907]  ? check_preemption_disabled+0x48/0x200
[  367.853935]  irq_exit+0x17f/0x1c0
[  367.857390]  smp_apic_timer_interrupt+0x1cb/0x760
[  367.862244]  ? smp_reschedule_interrupt+0x109/0x650
[  367.867266]  ? smp_call_function_single_interrupt+0x650/0x650
[  367.873160]  ? interrupt_entry+0xb5/0xf0
[  367.877223]  ? trace_hardirqs_off_caller+0xbb/0x300
[  367.882245]  ? trace_hardirqs_off_caller+0xbb/0x300
[  367.887265]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.892275]  ? trace_hardirqs_off+0x300/0x300
[  367.896766]  ? trace_hardirqs_off+0x300/0x300
[  367.901271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.906805]  ? check_preemption_disabled+0x48/0x200
[  367.911828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  367.917374]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  367.922231]  apic_timer_interrupt+0xf/0x20
[  367.926457]  </IRQ>
[  367.928698] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  367.933645] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  367.952546] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  367.960254] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  367.967519] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  367.974784] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  367.982061] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  367.989331] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  367.996634]  skb_clone+0x1bb/0x500
[  368.000310]  ? skb_split+0x11e0/0x11e0
[  368.004204]  ? check_preemption_disabled+0x48/0x200
[  368.009235]  ? __this_cpu_preempt_check+0x1c/0x1f
[  368.014078]  ? __bpf_redirect+0x54b/0xb20
[  368.018234]  bpf_clone_redirect+0xb9/0x490
[  368.022474]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  368.027495]  ? __sched_text_start+0x8/0x8
[  368.031647]  ? retint_kernel+0x2d/0x2d
[  368.035556]  ? find_held_lock+0x36/0x1c0
[  368.039625]  ? lock_acquire+0x1ed/0x520
[  368.043621]  ? bpf_test_run+0x32e/0x5a0
[  368.047601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.053145]  ? check_preemption_disabled+0x48/0x200
[  368.058166]  ? kasan_check_read+0x11/0x20
[  368.062314]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  368.067591]  ? rcu_bh_qs+0xc0/0xc0
[  368.071154]  ? preempt_schedule+0x4d/0x60
[  368.075316]  ? ___preempt_schedule+0x16/0x18
[  368.079734]  ? bpf_test_run+0x1c0/0x5a0
[  368.083730]  ? netlink_diag_dump+0x2a0/0x2a0
[  368.088147]  ? bpf_prog_test_run_skb+0x295/0xb40
[  368.092905]  ? bpf_prog_test_run_skb+0x634/0xb40
[  368.097688]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  368.102530]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  368.108062]  ? fput+0x130/0x1a0
[  368.111343]  ? __bpf_prog_get+0x9b/0x290
[  368.115409]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  368.120248]  ? bpf_prog_test_run+0x130/0x1a0
[  368.124663]  ? __x64_sys_bpf+0x3d8/0x510
[  368.128725]  ? bpf_prog_get+0x20/0x20
[  368.132546]  ? do_syscall_64+0x1b9/0x820
[  368.136628]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  368.142004]  ? syscall_return_slowpath+0x5e0/0x5e0
[  368.146935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.151780]  ? trace_hardirqs_off+0x300/0x300
[  368.156278]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  368.161295]  ? prepare_exit_to_usermode+0x291/0x3b0
[  368.166317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  368.171206]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  368.176587] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  368.176671] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  368.183434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  368.183439] Call Trace:
[  368.183457]  dump_stack+0x1c4/0x2b4
[  368.183473]  ? dump_stack_print_info.cold.2+0x52/0x52
[  368.183498]  warn_alloc.cold.118+0xb7/0x1bd
[  368.190044] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  368.199324]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.201887] syz-executor1 cpuset=
[  368.205552]  ? lock_downgrade+0x900/0x900
[  368.210722] syz1
[  368.215059]  ? trace_hardirqs_off+0xb8/0x300
[  368.225519]  mems_allowed=0
[  368.230351]  ? trace_hardirqs_off+0xb8/0x300
[  368.251609]  __alloc_pages_slowpath+0x2667/0x2d80
[  368.256491]  ? warn_alloc+0x120/0x120
[  368.260298]  ? warn_alloc+0x120/0x120
[  368.264098]  ? print_usage_bug+0xc0/0xc0
[  368.268186]  ? warn_alloc+0x120/0x120
[  368.271983]  ? print_usage_bug+0xc0/0xc0
[  368.276075]  ? __lock_acquire+0x7ec/0x4ec0
[  368.280311]  ? __lock_acquire+0x7ec/0x4ec0
[  368.284547]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.290112]  ? should_fail+0x22d/0xd01
[  368.294013]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.299124]  ? __lock_acquire+0x7ec/0x4ec0
[  368.303376]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  368.308492]  ? __lock_acquire+0x7ec/0x4ec0
[  368.312723]  ? should_fail+0x22d/0xd01
[  368.316622]  ? mark_held_locks+0x130/0x130
[  368.320865]  ? mark_held_locks+0x130/0x130
[  368.325106]  ? graph_lock+0x170/0x170
[  368.328918]  ? graph_lock+0x170/0x170
[  368.332748]  ? graph_lock+0x170/0x170
[  368.336670]  ? print_usage_bug+0xc0/0xc0
[  368.340734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.346280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.351836]  ? check_preemption_disabled+0x48/0x200
[  368.356850]  ? check_preemption_disabled+0x48/0x200
[  368.361884]  ? __lock_is_held+0xb5/0x140
[  368.365962]  __alloc_pages_nodemask+0xa80/0xde0
[  368.370655]  ? graph_lock+0x170/0x170
[  368.374466]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  368.379481]  ? graph_lock+0x170/0x170
[  368.383294]  ? find_held_lock+0x36/0x1c0
[  368.387374]  ? ____cache_alloc_node+0x1c7/0x1e0
[  368.392262]  ? lock_downgrade+0x900/0x900
[  368.396426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.401974]  cache_grow_begin+0x91/0x8c0
[  368.406037]  ? do_raw_spin_unlock+0xa7/0x2f0
[  368.410455]  fallback_alloc+0x203/0x2e0
[  368.414438]  ____cache_alloc_node+0x1c7/0x1e0
[  368.418943]  kmem_cache_alloc_node+0xe3/0x730
[  368.423442]  ? ipv6_get_ifaddr+0x42e/0x620
[  368.427688]  __alloc_skb+0x119/0x770
[  368.431420]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  368.436704]  ? skb_scrub_packet+0x490/0x490
[  368.441030]  ? lock_downgrade+0x900/0x900
[  368.445191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.450732]  ? refcount_sub_and_test_checked+0x203/0x310
[  368.456190]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  368.461645]  ? addrconf_rs_timer+0x6f0/0x6f0
[  368.466068]  ndisc_alloc_skb+0x144/0x340
[  368.470144]  ndisc_send_rs+0x331/0x6e0
[  368.474041]  addrconf_rs_timer+0x3c0/0x6f0
[  368.478307]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.482559]  call_timer_fn+0x272/0x920
[  368.486458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.490701]  ? process_timeout+0x40/0x40
[  368.494760]  ? find_held_lock+0x36/0x1c0
[  368.498833]  ? __run_timers+0x7da/0xc70
[  368.502816]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.507313]  ? _raw_spin_unlock_irq+0x27/0x80
[  368.511810]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.516054]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  368.520638]  ? trace_hardirqs_on+0xbd/0x310
[  368.524959]  ? kasan_check_read+0x11/0x20
[  368.529107]  ? __run_timers+0x7da/0xc70
[  368.533099]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  368.538563]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.542819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  368.547079]  __run_timers+0x7e5/0xc70
[  368.550905]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  368.556267]  ? compat_start_thread+0x80/0x80
[  368.560701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.566243]  ? _raw_spin_unlock_irq+0x60/0x80
[  368.570739]  ? finish_task_switch+0x1f5/0x900
[  368.575235]  ? finish_task_switch+0x1b5/0x900
[  368.579754]  ? __switch_to_asm+0x34/0x70
[  368.583825]  ? preempt_notifier_register+0x200/0x200
[  368.588929]  ? __switch_to_asm+0x34/0x70
[  368.592990]  ? __switch_to_asm+0x40/0x70
[  368.597049]  ? __switch_to_asm+0x34/0x70
[  368.601109]  ? __switch_to_asm+0x40/0x70
[  368.605184]  ? __switch_to_asm+0x34/0x70
[  368.609243]  ? __switch_to_asm+0x40/0x70
[  368.613308]  ? __switch_to_asm+0x40/0x70
[  368.617380]  ? pvclock_read_flags+0x160/0x160
[  368.621877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.627421]  ? check_preemption_disabled+0x48/0x200
[  368.632453]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  368.637995]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  368.643296]  ? rcu_pm_notify+0xc0/0xc0
[  368.647185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.652722]  ? check_preemption_disabled+0x48/0x200
[  368.657751]  run_timer_softirq+0x52/0xb0
[  368.661822]  ? rcu_read_lock_sched_held+0x108/0x120
[  368.666846]  __do_softirq+0x30b/0xad8
[  368.670673]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  368.675799]  ? trace_hardirqs_off_caller+0x300/0x300
[  368.680931]  ? schedule+0x108/0x460
[  368.684565]  ? __schedule+0x1ed0/0x1ed0
[  368.688546]  ? trace_hardirqs_off+0xb8/0x300
[  368.692957]  ? ___might_sleep+0x1ed/0x300
[  368.697109]  ? smpboot_thread_fn+0x68b/0xa00
[  368.701538]  ? trace_hardirqs_on+0x310/0x310
[  368.705952]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.711493]  ? check_preemption_disabled+0x48/0x200
[  368.716509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  368.722053]  ? takeover_tasklets+0xa90/0xa90
[  368.726466]  run_ksoftirqd+0x94/0x100
[  368.730272]  smpboot_thread_fn+0x68b/0xa00
[  368.734634]  ? sort_range+0x30/0x30
[  368.738267]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  368.743496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  368.749409]  ? __kthread_parkme+0xfb/0x1a0
[  368.754294]  kthread+0x35a/0x420
[  368.757663]  ? sort_range+0x30/0x30
[  368.761468]  ? kthread_bind+0x40/0x40
[  368.765276]  ret_from_fork+0x3a/0x50
[  368.769017] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  368.769022] warn_alloc_show_mem: 1 callbacks suppressed
[  368.769030] Mem-Info:
[  368.776313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  368.781683] active_anon:54556 inactive_anon:372 isolated_anon:0
[  368.781683]  active_file:17 inactive_file:16 isolated_file:0
[  368.781683]  unevictable:0 dirty:0 writeback:0 unstable:0
[  368.781683]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  368.781683]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  368.781683]  free:13727 free_pcp:164 free_cma:0
[  368.784063] Call Trace:
[  368.793475] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  368.826334]  <IRQ>
[  368.828921] Node 0 
[  368.856526]  dump_stack+0x1c4/0x2b4
[  368.858685] 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
[  368.860928]  ? dump_stack_print_info.cold.2+0x52/0x52
[  368.864532] lowmem_reserve[]:
[  368.890054]  warn_alloc.cold.118+0xb7/0x1bd
[  368.895217]  0
[  368.898316]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  368.902606]  2815 6318
[  368.904422]  ? lock_downgrade+0x900/0x900
[  368.909256]  6318
[  368.911770]  ? trace_hardirqs_off+0xb8/0x300
[  368.917951]  ? trace_hardirqs_off+0xb8/0x300
[  368.922362] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  368.926829]  __alloc_pages_slowpath+0x2667/0x2d80
[  368.926872]  ? warn_alloc+0x120/0x120
[  368.955916] lowmem_reserve[]: 0
[  368.960796]  ? warn_alloc+0x120/0x120
[  368.964942]  0
[  368.968232]  ? print_usage_bug+0xc0/0xc0
[  368.972010]  3503
[  368.973813]  ? warn_alloc+0x120/0x120
[  368.977851]  3503
[  368.979930]  ? print_usage_bug+0xc0/0xc0
[  368.983713] Node 0 
[  368.985774]  ? __lock_acquire+0x7ec/0x4ec0
[  368.989839] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  368.992049]  ? __lock_acquire+0x7ec/0x4ec0
[  368.996535] lowmem_reserve[]:
[  369.024767]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  369.028986]  0
[  369.032089]  ? should_fail+0x22d/0xd01
[  369.037602]  0
[  369.039408]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.043273]  0
[  369.045075]  ? __lock_acquire+0x7ec/0x4ec0
[  369.050164]  0
[  369.051977]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  369.056192] Node 0 
[  369.057990]  ? __lock_acquire+0x7ec/0x4ec0
[  369.063081] DMA: 
[  369.065311]  ? should_fail+0x22d/0xd01
[  369.069553] 1*4kB 
[  369.071645]  ? mark_held_locks+0x130/0x130
[  369.075507] (U) 
[  369.077652]  ? mark_held_locks+0x130/0x130
[  369.081864] 0*8kB 0*16kB 
[  369.083845]  ? graph_lock+0x170/0x170
[  369.088060] 1*32kB 
[  369.090833]  ? graph_lock+0x170/0x170
[  369.094632] (U) 
[  369.096877]  ? graph_lock+0x170/0x170
[  369.100667] 2*64kB 
[  369.102665]  ? print_usage_bug+0xc0/0xc0
[  369.106443] (U) 
[  369.108676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.112714] 1*128kB 
[  369.114689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.120213] (U) 
[  369.122563]  ? check_preemption_disabled+0x48/0x200
[  369.128086] 1*256kB 
[  369.130056]  ? check_preemption_disabled+0x48/0x200
[  369.135050] (U) 
[  369.137376]  ? __lock_is_held+0xb5/0x140
[  369.142366] 0*512kB 
[  369.144340]  __alloc_pages_nodemask+0xa80/0xde0
[  369.148384] 1*1024kB (U) 
[  369.150719]  ? graph_lock+0x170/0x170
[  369.155369] 1*2048kB 
[  369.158148]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  369.161926] (M) 
[  369.164332]  ? graph_lock+0x170/0x170
[  369.169520] 3*4096kB (M) 
[  369.171514]  ? find_held_lock+0x36/0x1c0
[  369.175286] = 15908kB
[  369.178066]  ? ____cache_alloc_node+0x1c7/0x1e0
[  369.182196] Node 0 
[  369.184605]  ? lock_downgrade+0x900/0x900
[  369.189253] DMA32: 
[  369.191490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.195613] 3*4kB 
[  369.197845]  cache_grow_begin+0x91/0x8c0
[  369.203373] (UM) 
[  369.205523]  ? do_raw_spin_unlock+0xa7/0x2f0
[  369.209560] 0*8kB 
[  369.211634]  fallback_alloc+0x203/0x2e0
[  369.216009] 2*16kB (M) 
[  369.218171]  ____cache_alloc_node+0x1c7/0x1e0
[  369.222151] 1*32kB 
[  369.224731]  kmem_cache_alloc_node+0xe3/0x730
[  369.229203] (M) 
[  369.231451]  ? ipv6_get_ifaddr+0x42e/0x620
[  369.235921] 3*64kB 
[  369.237895]  __alloc_skb+0x119/0x770
[  369.242107] (UM) 
[  369.244352]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  369.248043] 3*128kB 
[  369.250103]  ? skb_scrub_packet+0x490/0x490
[  369.255363] (M) 
[  369.257699]  ? lock_downgrade+0x900/0x900
[  369.262001] 2*256kB 
[  369.263979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.268099] (M) 
[  369.270431]  ? refcount_sub_and_test_checked+0x203/0x310
[  369.275945] 3*512kB 
[  369.277920]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  369.283349] (M) 
[  369.285683]  ? addrconf_rs_timer+0x6f0/0x6f0
[  369.291130] 4*1024kB 
[  369.293110]  ndisc_alloc_skb+0x144/0x340
[  369.297488] (UM) 3*2048kB 
[  369.299916]  ndisc_send_rs+0x331/0x6e0
[  369.303970] (M) 
[  369.306825]  addrconf_rs_timer+0x3c0/0x6f0
[  369.310686] 3*4096kB 
[  369.312668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.316884] (M) 
[  369.319302]  call_timer_fn+0x272/0x920
[  369.323520] = 25228kB
[  369.325499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.329377] Node 0 
[  369.331788]  ? process_timeout+0x40/0x40
[  369.335992] Normal: 1169*4kB 
[  369.338235]  ? find_held_lock+0x36/0x1c0
[  369.343135] (MEH) 
[  369.345640]  ? __run_timers+0x7da/0xc70
[  369.345657]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.345670]  ? _raw_spin_unlock_irq+0x27/0x80
[  369.345682]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.345696]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  369.345740]  ? trace_hardirqs_on+0xbd/0x310
[  369.345751]  ? kasan_check_read+0x11/0x20
[  369.350240] 563*8kB (UME) 
[  369.352407]  ? __run_timers+0x7da/0xc70
[  369.356350] 195*16kB (ME) 
[  369.360854]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  369.365548] 41*32kB (UM) 
[  369.369789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.374354] 3*64kB 
[  369.378676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  369.382797] (UM) 
[  369.385637]  __run_timers+0x7e5/0xc70
[  369.389593] 0*128kB 
[  369.392444]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  369.397863] 0*256kB 
[  369.400616]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  369.404830] 0*512kB 
[  369.407061]  ? graph_lock+0x170/0x170
[  369.411287] 0*1024kB 
[  369.413348]  ? enqueue_hrtimer+0x1a5/0x560
[  369.417129] 0*2048kB 0*4096kB 
[  369.419458]  ? lock_release+0x970/0x970
[  369.424799] = 13804kB
[  369.427130]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  369.432137] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  369.434456]  ? find_held_lock+0x36/0x1c0
[  369.438260] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  369.440662]  ? graph_lock+0x170/0x170
[  369.444876] 412 total pagecache pages
[  369.448066]  ? pvclock_read_flags+0x160/0x160
[  369.452025] 0 pages in swap cache
[  369.454436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.459601] Swap cache stats: add 0, delete 0, find 0/0
[  369.459610] Free swap  = 0kB
[  369.468444]  ? check_preemption_disabled+0x48/0x200
[  369.472488] Total swap = 0kB
[  369.481066]  ? __lock_is_held+0xb5/0x140
[  369.484843] 1965979 pages RAM
[  369.488640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.493111] 0 pages HighMem/MovableOnly
[  369.493130] 343324 pages reserved
[  369.496580]  ? check_preemption_disabled+0x48/0x200
[  369.502094] 0 pages cma reserved
[  369.502197] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.507478]  run_timer_softirq+0x52/0xb0
[  369.507494]  ? rcu_read_lock_sched_held+0x108/0x120
[  369.507513]  __do_softirq+0x30b/0xad8
[  369.510577] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.515536]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  369.518532] ksoftirqd/1 cpuset=
[  369.522593]  ? pvclock_read_flags+0x160/0x160
[  369.525680] /
[  369.531215]  ? lapic_next_event+0x5a/0x90
[  369.535174]  mems_allowed=0
[  369.538619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.538636]  ? check_preemption_disabled+0x48/0x200
[  369.608716]  ? check_preemption_disabled+0x48/0x200
[  369.613748]  ? kvm_clock_read+0x18/0x30
[  369.617726]  ? kvm_sched_clock_read+0x9/0x20
[  369.622145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.627694]  ? check_preemption_disabled+0x48/0x200
[  369.632748]  irq_exit+0x17f/0x1c0
[  369.636235]  smp_apic_timer_interrupt+0x1cb/0x760
[  369.641081]  ? smp_reschedule_interrupt+0x109/0x650
[  369.646106]  ? smp_call_function_single_interrupt+0x650/0x650
[  369.652003]  ? interrupt_entry+0xb5/0xf0
[  369.656095]  ? trace_hardirqs_off_caller+0xbb/0x300
[  369.661129]  ? trace_hardirqs_off_caller+0xbb/0x300
[  369.666156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.671005]  ? trace_hardirqs_off+0x300/0x300
[  369.675505]  ? trace_hardirqs_off+0x300/0x300
[  369.680004]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.685549]  ? check_preemption_disabled+0x48/0x200
[  369.690563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.696109]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.700974]  apic_timer_interrupt+0xf/0x20
[  369.705205]  </IRQ>
[  369.707448] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  369.712378] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  369.731295] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  369.739001] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  369.746265] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  369.753534] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  369.760819] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  369.768084] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  369.775407]  skb_clone+0x1bb/0x500
[  369.778962]  ? skb_split+0x11e0/0x11e0
[  369.782850]  ? check_preemption_disabled+0x48/0x200
[  369.787872]  ? __this_cpu_preempt_check+0x1c/0x1f
[  369.792727]  ? __bpf_redirect+0x54b/0xb20
[  369.796884]  bpf_clone_redirect+0xb9/0x490
[  369.801134]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  369.806179]  ? __sched_text_start+0x8/0x8
[  369.810328]  ? retint_kernel+0x2d/0x2d
[  369.814225]  ? find_held_lock+0x36/0x1c0
[  369.818298]  ? lock_acquire+0x1ed/0x520
[  369.822284]  ? bpf_test_run+0x32e/0x5a0
[  369.826260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  369.831796]  ? check_preemption_disabled+0x48/0x200
[  369.836822]  ? kasan_check_read+0x11/0x20
[  369.840973]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  369.846256]  ? rcu_bh_qs+0xc0/0xc0
[  369.849810]  ? preempt_schedule+0x4d/0x60
[  369.853984]  ? ___preempt_schedule+0x16/0x18
[  369.858412]  ? bpf_test_run+0x1c0/0x5a0
[  369.862404]  ? netlink_diag_dump+0x2a0/0x2a0
[  369.866829]  ? bpf_prog_test_run_skb+0x295/0xb40
[  369.871594]  ? bpf_prog_test_run_skb+0x634/0xb40
[  369.876363]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  369.881224]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  369.886759]  ? fput+0x130/0x1a0
[  369.890185]  ? __bpf_prog_get+0x9b/0x290
[  369.894251]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  369.899096]  ? bpf_prog_test_run+0x130/0x1a0
[  369.903519]  ? __x64_sys_bpf+0x3d8/0x510
[  369.907581]  ? bpf_prog_get+0x20/0x20
[  369.911411]  ? do_syscall_64+0x1b9/0x820
[  369.915475]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  369.920838]  ? syscall_return_slowpath+0x5e0/0x5e0
[  369.925764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.930613]  ? trace_hardirqs_off+0x300/0x300
[  369.935115]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  369.940170]  ? prepare_exit_to_usermode+0x291/0x3b0
[  369.945196]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  369.950052]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  369.955437] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  369.955519] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  369.962294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  369.962304] Call Trace:
[  369.968975] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  369.978160]  dump_stack+0x1c4/0x2b4
[  369.980740] syz-executor1 cpuset=
[  369.991226]  ? dump_stack_print_info.cold.2+0x52/0x52
[  369.994836] syz1
[  369.998765]  warn_alloc.cold.118+0xb7/0x1bd
[  370.003933]  mems_allowed=0
[  370.005934]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.017996]  ? lock_downgrade+0x900/0x900
[  370.022165]  ? trace_hardirqs_off+0xb8/0x300
[  370.026581]  ? trace_hardirqs_off+0xb8/0x300
[  370.031008]  __alloc_pages_slowpath+0x2667/0x2d80
[  370.035885]  ? warn_alloc+0x120/0x120
[  370.039710]  ? warn_alloc+0x120/0x120
[  370.043517]  ? print_usage_bug+0xc0/0xc0
[  370.047581]  ? warn_alloc+0x120/0x120
[  370.051386]  ? print_usage_bug+0xc0/0xc0
[  370.055488]  ? __lock_acquire+0x7ec/0x4ec0
[  370.059721]  ? __lock_acquire+0x7ec/0x4ec0
[  370.063958]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.069517]  ? should_fail+0x22d/0xd01
[  370.073414]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.078525]  ? __lock_acquire+0x7ec/0x4ec0
[  370.082765]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.087871]  ? __lock_acquire+0x7ec/0x4ec0
[  370.092114]  ? should_fail+0x22d/0xd01
[  370.096024]  ? mark_held_locks+0x130/0x130
[  370.100271]  ? mark_held_locks+0x130/0x130
[  370.104510]  ? graph_lock+0x170/0x170
[  370.108314]  ? graph_lock+0x170/0x170
[  370.112128]  ? graph_lock+0x170/0x170
[  370.115932]  ? print_usage_bug+0xc0/0xc0
[  370.119994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.125534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.131076]  ? check_preemption_disabled+0x48/0x200
[  370.136093]  ? check_preemption_disabled+0x48/0x200
[  370.141144]  ? __lock_is_held+0xb5/0x140
[  370.145247]  __alloc_pages_nodemask+0xa80/0xde0
[  370.149922]  ? graph_lock+0x170/0x170
[  370.153743]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  370.158757]  ? graph_lock+0x170/0x170
[  370.162571]  ? find_held_lock+0x36/0x1c0
[  370.166652]  ? ____cache_alloc_node+0x1c7/0x1e0
[  370.171325]  ? lock_downgrade+0x900/0x900
[  370.175487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.181032]  cache_grow_begin+0x91/0x8c0
[  370.185099]  ? do_raw_spin_unlock+0xa7/0x2f0
[  370.189528]  fallback_alloc+0x203/0x2e0
[  370.193518]  ____cache_alloc_node+0x1c7/0x1e0
[  370.198027]  kmem_cache_alloc_node+0xe3/0x730
[  370.202527]  ? ipv6_get_ifaddr+0x42e/0x620
[  370.206774]  __alloc_skb+0x119/0x770
[  370.210495]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  370.215781]  ? skb_scrub_packet+0x490/0x490
[  370.220142]  ? lock_downgrade+0x900/0x900
[  370.224304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.229847]  ? refcount_sub_and_test_checked+0x203/0x310
[  370.235308]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  370.240767]  ? addrconf_rs_timer+0x6f0/0x6f0
[  370.245366]  ndisc_alloc_skb+0x144/0x340
[  370.249434]  ndisc_send_rs+0x331/0x6e0
[  370.253334]  addrconf_rs_timer+0x3c0/0x6f0
[  370.257580]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.261834]  call_timer_fn+0x272/0x920
[  370.265734]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.269973]  ? process_timeout+0x40/0x40
[  370.274032]  ? find_held_lock+0x36/0x1c0
[  370.278113]  ? __run_timers+0x7da/0xc70
[  370.282105]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.286604]  ? _raw_spin_unlock_irq+0x27/0x80
[  370.291100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.295345]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  370.299940]  ? trace_hardirqs_on+0xbd/0x310
[  370.304287]  ? kasan_check_read+0x11/0x20
[  370.308437]  ? __run_timers+0x7da/0xc70
[  370.312412]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  370.317868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.322128]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  370.326367]  __run_timers+0x7e5/0xc70
[  370.330201]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  370.335569]  ? compat_start_thread+0x80/0x80
[  370.339980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.345615]  ? _raw_spin_unlock_irq+0x60/0x80
[  370.350126]  ? finish_task_switch+0x1f5/0x900
[  370.354627]  ? finish_task_switch+0x1b5/0x900
[  370.359145]  ? __switch_to_asm+0x34/0x70
[  370.363214]  ? preempt_notifier_register+0x200/0x200
[  370.368322]  ? __switch_to_asm+0x34/0x70
[  370.372381]  ? __switch_to_asm+0x40/0x70
[  370.376456]  ? __switch_to_asm+0x34/0x70
[  370.380514]  ? __switch_to_asm+0x40/0x70
[  370.384577]  ? __switch_to_asm+0x34/0x70
[  370.388635]  ? __switch_to_asm+0x40/0x70
[  370.392696]  ? __switch_to_asm+0x40/0x70
[  370.396790]  ? pvclock_read_flags+0x160/0x160
[  370.401302]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.406857]  ? check_preemption_disabled+0x48/0x200
[  370.411886]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  370.417445]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  370.422728]  ? rcu_pm_notify+0xc0/0xc0
[  370.426645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.432186]  ? check_preemption_disabled+0x48/0x200
[  370.437212]  run_timer_softirq+0x52/0xb0
[  370.441275]  ? rcu_read_lock_sched_held+0x108/0x120
[  370.446293]  __do_softirq+0x30b/0xad8
[  370.450111]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  370.455233]  ? trace_hardirqs_off_caller+0x300/0x300
[  370.460348]  ? schedule+0x108/0x460
[  370.464005]  ? __schedule+0x1ed0/0x1ed0
[  370.468010]  ? trace_hardirqs_off+0xb8/0x300
[  370.472438]  ? ___might_sleep+0x1ed/0x300
[  370.476585]  ? smpboot_thread_fn+0x68b/0xa00
[  370.480996]  ? trace_hardirqs_on+0x310/0x310
[  370.485412]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.490955]  ? check_preemption_disabled+0x48/0x200
[  370.495996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.501552]  ? takeover_tasklets+0xa90/0xa90
[  370.505964]  run_ksoftirqd+0x94/0x100
[  370.509765]  smpboot_thread_fn+0x68b/0xa00
[  370.514009]  ? sort_range+0x30/0x30
[  370.517655]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  370.522758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.528300]  ? __kthread_parkme+0xfb/0x1a0
[  370.532546]  kthread+0x35a/0x420
[  370.535921]  ? sort_range+0x30/0x30
[  370.539550]  ? kthread_bind+0x40/0x40
[  370.543355]  ret_from_fork+0x3a/0x50
[  370.547123] warn_alloc_show_mem: 1 callbacks suppressed
[  370.547135] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  370.547137] Mem-Info:
[  370.547168] active_anon:54556 inactive_anon:372 isolated_anon:0
[  370.547168]  active_file:17 inactive_file:16 isolated_file:0
[  370.547168]  unevictable:0 dirty:0 writeback:0 unstable:0
[  370.547168]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  370.547168]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  370.547168]  free:13727 free_pcp:164 free_cma:0
[  370.552513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  370.552522] Call Trace:
[  370.559805] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  370.562209]  <IRQ>
[  370.595092] Node 0 
[  370.604468]  dump_stack+0x1c4/0x2b4
[  370.607052] 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
[  370.634617]  ? dump_stack_print_info.cold.2+0x52/0x52
[  370.636746] lowmem_reserve[]:
[  370.638993]  warn_alloc.cold.118+0xb7/0x1bd
[  370.642588]  0
[  370.668089]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  370.673253]  2815 6318
[  370.676363]  ? lock_downgrade+0x900/0x900
[  370.680673]  6318
[  370.682485]  ? trace_hardirqs_off+0xb8/0x300
[  370.689810]  ? trace_hardirqs_off+0xb8/0x300
[  370.693941] Node 0 
[  370.696005]  __alloc_pages_slowpath+0x2667/0x2d80
[  370.700408] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  370.704820]  ? warn_alloc+0x120/0x120
[  370.707005] lowmem_reserve[]: 0
[  370.711851]  ? warn_alloc+0x120/0x120
[  370.738371]  0
[  370.742173]  ? print_usage_bug+0xc0/0xc0
[  370.745442]  3503
[  370.749235]  ? warn_alloc+0x120/0x120
[  370.751023]  3503
[  370.755076]  ? print_usage_bug+0xc0/0xc0
[  370.760920]  ? graph_lock+0x170/0x170
[  370.762973] Node 0 
[  370.767027]  ? kvm_sched_clock_read+0x9/0x20
[  370.770826] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  370.773035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  370.777419] lowmem_reserve[]:
[  370.805785]  ? should_fail+0x22d/0xd01
[  370.811299]  0
[  370.814422]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.818297]  0
[  370.820106]  ? __lock_acquire+0x7ec/0x4ec0
[  370.825191]  0
[  370.826989]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  370.831199]  0
[  370.832996]  ? __lock_acquire+0x7ec/0x4ec0
[  370.839877]  ? should_fail+0x22d/0xd01
[  370.844091] Node 0 DMA: 1*4kB 
[  370.847990]  ? mark_held_locks+0x130/0x130
[  370.848008]  ? mark_held_locks+0x130/0x130
[  370.851186] (U) 
[  370.855425]  ? select_task_rq_fair+0x754/0x34f0
[  370.859636] 0*8kB 
[  370.861611]  ? lock_downgrade+0x900/0x900
[  370.866282] 0*16kB 
[  370.868431]  ? check_preemption_disabled+0x48/0x200
[  370.872559] 1*32kB 
[  370.874792]  ? graph_lock+0x170/0x170
[  370.879785] (U) 
[  370.882019]  ? print_usage_bug+0xc0/0xc0
[  370.885799] 2*64kB 
[  370.887775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.891811] (U) 
[  370.894043]  ? check_preemption_disabled+0x48/0x200
[  370.899553] 1*128kB (U) 
[  370.901535]  ? check_preemption_disabled+0x48/0x200
[  370.906543] 1*256kB 
[  370.909213]  ? __lock_is_held+0xb5/0x140
[  370.914202] (U) 
[  370.916521]  __alloc_pages_nodemask+0xa80/0xde0
[  370.920556] 0*512kB 
[  370.922561]  ? graph_lock+0x170/0x170
[  370.927212] 1*1024kB 
[  370.929535]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  370.933326] (U) 
[  370.935733]  ? graph_lock+0x170/0x170
[  370.940728] 1*2048kB 
[  370.942699]  ? find_held_lock+0x36/0x1c0
[  370.946501] (M) 
[  370.948932]  ? ____cache_alloc_node+0x1c7/0x1e0
[  370.952974] 3*4096kB 
[  370.954942]  ? lock_downgrade+0x900/0x900
[  370.959589] (M) 
[  370.961998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  370.966126] = 15908kB
[  370.966135] Node 0 
[  370.968114]  cache_grow_begin+0x91/0x8c0
[  370.973636] DMA32: 
[  370.976047]  ? do_raw_spin_unlock+0xa7/0x2f0
[  370.978262] 3*4kB 
[  370.982318]  fallback_alloc+0x203/0x2e0
[  370.984529] (UM) 
[  370.988936]  ____cache_alloc_node+0x1c7/0x1e0
[  370.991060] 0*8kB 2*16kB 
[  370.995045]  kmem_cache_alloc_node+0xe3/0x730
[  370.997077] (M) 1*32kB 
[  371.001582]  ? ipv6_get_ifaddr+0x42e/0x620
[  371.004305] (M) 3*64kB 
[  371.008809]  __alloc_skb+0x119/0x770
[  371.011366] (UM) 3*128kB 
[  371.015612]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  371.018174] (M) 
[  371.021881]  ? skb_scrub_packet+0x490/0x490
[  371.024631] 2*256kB 
[  371.029903]  ? lock_downgrade+0x900/0x900
[  371.031885] (M) 
[  371.036208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.038512] 3*512kB 
[  371.042652]  ? refcount_sub_and_test_checked+0x203/0x310
[  371.044602] (M) 
[  371.050170]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  371.052469] 4*1024kB 
[  371.057924]  ? addrconf_rs_timer+0x6f0/0x6f0
[  371.059892] (UM) 
[  371.065436]  ndisc_alloc_skb+0x144/0x340
[  371.067814] 3*2048kB (M) 
[  371.072229]  ndisc_send_rs+0x331/0x6e0
[  371.074282] 3*4096kB 
[  371.078365]  addrconf_rs_timer+0x3c0/0x6f0
[  371.081111] (M) 
[  371.085009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.087396] = 25228kB
[  371.091643]  call_timer_fn+0x272/0x920
[  371.093592] Node 0 
[  371.097847]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.100249] Normal: 
[  371.104144]  ? process_timeout+0x40/0x40
[  371.106361] 1169*4kB 
[  371.110589]  ? find_held_lock+0x36/0x1c0
[  371.112911] (MEH) 
[  371.116999]  ? __run_timers+0x7da/0xc70
[  371.119384] 563*8kB 
[  371.123445]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.125587] (UME) 
[  371.129558]  ? _raw_spin_unlock_irq+0x27/0x80
[  371.131862] 195*16kB 
[  371.136351]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.138477] (ME) 
[  371.143490]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  371.145878] 41*32kB 
[  371.150108]  ? trace_hardirqs_on+0xbd/0x310
[  371.152170] (UM) 
[  371.156746]  ? kasan_check_read+0x11/0x20
[  371.159047] 3*64kB 
[  371.163364]  ? __run_timers+0x7da/0xc70
[  371.165408] (UM) 
[  371.169567]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  371.169596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  371.171805] 0*128kB 
[  371.175772]  __run_timers+0x7e5/0xc70
[  371.177820] 0*256kB 
[  371.183292]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  371.187496] 0*512kB 
[  371.189813]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  371.193586] 0*1024kB 0*2048kB 
[  371.195916]  ? graph_lock+0x170/0x170
[  371.201261] 0*4096kB = 13804kB
[  371.203632]  ? enqueue_hrtimer+0x1a5/0x560
[  371.208634] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  371.211815]  ? lock_release+0x970/0x970
[  371.215598] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  371.218788]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  371.223000] 412 total pagecache pages
[  371.231832]  ? find_held_lock+0x36/0x1c0
[  371.235791] 0 pages in swap cache
[  371.244352]  ? graph_lock+0x170/0x170
[  371.249524] Swap cache stats: add 0, delete 0, find 0/0
[  371.253314]  ? pvclock_read_flags+0x160/0x160
[  371.257351] Free swap  = 0kB
[  371.257360] Total swap = 0kB
[  371.260852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.264649] 1965979 pages RAM
[  371.270007]  ? check_preemption_disabled+0x48/0x200
[  371.274472] 0 pages HighMem/MovableOnly
[  371.274481] 343324 pages reserved
[  371.277504]  ? __lock_is_held+0xb5/0x140
[  371.280494] 0 pages cma reserved
[  371.286027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.289228] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.294124]  ? check_preemption_disabled+0x48/0x200
[  371.294147]  run_timer_softirq+0x52/0xb0
[  371.294164]  ? rcu_read_lock_sched_held+0x108/0x120
[  371.298281] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.301592]  __do_softirq+0x30b/0xad8
[  371.305638] ksoftirqd/1 cpuset=
[  371.309008]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  371.314513] /
[  371.321001]  ? pvclock_read_flags+0x160/0x160
[  371.325998]  mems_allowed=0
[  371.330073]  ? lapic_next_event+0x5a/0x90
[  371.370791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.376347]  ? check_preemption_disabled+0x48/0x200
[  371.381381]  ? check_preemption_disabled+0x48/0x200
[  371.386430]  ? kvm_clock_read+0x18/0x30
[  371.390436]  ? kvm_sched_clock_read+0x9/0x20
[  371.394850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.400420]  ? check_preemption_disabled+0x48/0x200
[  371.405466]  irq_exit+0x17f/0x1c0
[  371.408927]  smp_apic_timer_interrupt+0x1cb/0x760
[  371.413771]  ? smp_reschedule_interrupt+0x109/0x650
[  371.418819]  ? smp_call_function_single_interrupt+0x650/0x650
[  371.424722]  ? interrupt_entry+0xb5/0xf0
[  371.428808]  ? trace_hardirqs_off_caller+0xbb/0x300
[  371.433836]  ? trace_hardirqs_off_caller+0xbb/0x300
[  371.438856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.443724]  ? trace_hardirqs_off+0x300/0x300
[  371.448233]  ? trace_hardirqs_off+0x300/0x300
[  371.452732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.458272]  ? check_preemption_disabled+0x48/0x200
[  371.463290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.468834]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.473702]  apic_timer_interrupt+0xf/0x20
[  371.477932]  </IRQ>
[  371.480196] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  371.485140] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  371.504054] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  371.511764] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  371.519031] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  371.526303] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  371.533572] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  371.540838] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  371.548169]  skb_clone+0x1bb/0x500
[  371.551725]  ? skb_split+0x11e0/0x11e0
[  371.555633]  ? check_preemption_disabled+0x48/0x200
[  371.560657]  ? __this_cpu_preempt_check+0x1c/0x1f
[  371.565507]  ? __bpf_redirect+0x54b/0xb20
[  371.569668]  bpf_clone_redirect+0xb9/0x490
[  371.573919]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  371.578956]  ? __sched_text_start+0x8/0x8
[  371.583111]  ? retint_kernel+0x2d/0x2d
[  371.587017]  ? find_held_lock+0x36/0x1c0
[  371.591089]  ? lock_acquire+0x1ed/0x520
[  371.595083]  ? bpf_test_run+0x32e/0x5a0
[  371.599080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.604619]  ? check_preemption_disabled+0x48/0x200
[  371.609640]  ? kasan_check_read+0x11/0x20
[  371.613794]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  371.619083]  ? rcu_bh_qs+0xc0/0xc0
[  371.622639]  ? preempt_schedule+0x4d/0x60
[  371.626797]  ? ___preempt_schedule+0x16/0x18
[  371.631212]  ? bpf_test_run+0x1c0/0x5a0
[  371.635213]  ? netlink_diag_dump+0x2a0/0x2a0
[  371.639632]  ? bpf_prog_test_run_skb+0x295/0xb40
[  371.644399]  ? bpf_prog_test_run_skb+0x634/0xb40
[  371.649166]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  371.654009]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  371.659571]  ? fput+0x130/0x1a0
[  371.662851]  ? __bpf_prog_get+0x9b/0x290
[  371.666920]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  371.671764]  ? bpf_prog_test_run+0x130/0x1a0
[  371.676191]  ? __x64_sys_bpf+0x3d8/0x510
[  371.680260]  ? bpf_prog_get+0x20/0x20
[  371.684085]  ? do_syscall_64+0x1b9/0x820
[  371.688158]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  371.693564]  ? syscall_return_slowpath+0x5e0/0x5e0
[  371.698495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.703345]  ? trace_hardirqs_off+0x300/0x300
[  371.707844]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  371.712867]  ? prepare_exit_to_usermode+0x291/0x3b0
[  371.717894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  371.722772]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  371.728169] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  371.728259] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  371.735038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  371.735044] Call Trace:
[  371.735063]  dump_stack+0x1c4/0x2b4
[  371.735082]  ? dump_stack_print_info.cold.2+0x52/0x52
[  371.735109]  warn_alloc.cold.118+0xb7/0x1bd
[  371.741678] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  371.750967]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  371.753555] syz-executor1 cpuset=
[  371.757182]  ? lock_downgrade+0x900/0x900
[  371.762350] syz1
[  371.766681]  ? trace_hardirqs_off+0xb8/0x300
[  371.777361]  mems_allowed=0
[  371.799149]  ? trace_hardirqs_off+0xb8/0x300
[  371.803567]  __alloc_pages_slowpath+0x2667/0x2d80
[  371.808440]  ? warn_alloc+0x120/0x120
[  371.812247]  ? warn_alloc+0x120/0x120
[  371.816064]  ? print_usage_bug+0xc0/0xc0
[  371.820138]  ? warn_alloc+0x120/0x120
[  371.823941]  ? print_usage_bug+0xc0/0xc0
[  371.828006]  ? __lock_acquire+0x7ec/0x4ec0
[  371.832240]  ? __lock_acquire+0x7ec/0x4ec0
[  371.836479]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  371.842020]  ? should_fail+0x22d/0xd01
[  371.845914]  ? __lock_acquire+0x7ec/0x4ec0
[  371.850450]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.855564]  ? __lock_acquire+0x7ec/0x4ec0
[  371.859820]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  371.864932]  ? __lock_acquire+0x7ec/0x4ec0
[  371.869166]  ? should_fail+0x22d/0xd01
[  371.873069]  ? mark_held_locks+0x130/0x130
[  371.877310]  ? mark_held_locks+0x130/0x130
[  371.881582]  ? graph_lock+0x170/0x170
[  371.885383]  ? print_usage_bug+0xc0/0xc0
[  371.889444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.895227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.900776]  ? check_preemption_disabled+0x48/0x200
[  371.905791]  ? check_preemption_disabled+0x48/0x200
[  371.910837]  ? __lock_is_held+0xb5/0x140
[  371.914944]  __alloc_pages_nodemask+0xa80/0xde0
[  371.919615]  ? graph_lock+0x170/0x170
[  371.923423]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  371.928449]  ? graph_lock+0x170/0x170
[  371.932264]  ? find_held_lock+0x36/0x1c0
[  371.936359]  ? ____cache_alloc_node+0x1c7/0x1e0
[  371.941038]  ? lock_downgrade+0x900/0x900
[  371.945194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  371.950765]  cache_grow_begin+0x91/0x8c0
[  371.954832]  ? do_raw_spin_unlock+0xa7/0x2f0
[  371.959252]  fallback_alloc+0x203/0x2e0
[  371.963235]  ____cache_alloc_node+0x1c7/0x1e0
[  371.967770]  kmem_cache_alloc_node+0xe3/0x730
[  371.972271]  ? ipv6_get_ifaddr+0x42e/0x620
[  371.976526]  __alloc_skb+0x119/0x770
[  371.980253]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  371.985547]  ? skb_scrub_packet+0x490/0x490
[  371.989881]  ? lock_downgrade+0x900/0x900
[  371.994043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.000047]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.005503]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.010955]  ? addrconf_rs_timer+0x6f0/0x6f0
[  372.015381]  ndisc_alloc_skb+0x144/0x340
[  372.019447]  ndisc_send_rs+0x331/0x6e0
[  372.023356]  addrconf_rs_timer+0x3c0/0x6f0
[  372.027598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.031853]  call_timer_fn+0x272/0x920
[  372.035759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.040012]  ? process_timeout+0x40/0x40
[  372.044075]  ? find_held_lock+0x36/0x1c0
[  372.048157]  ? __run_timers+0x7da/0xc70
[  372.052150]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.056661]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.061167]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.065416]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  372.070003]  ? trace_hardirqs_on+0xbd/0x310
[  372.074325]  ? kasan_check_read+0x11/0x20
[  372.078590]  ? __run_timers+0x7da/0xc70
[  372.082564]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.088023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.092267]  __run_timers+0x7e5/0xc70
[  372.096079]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  372.101469]  ? compat_start_thread+0x80/0x80
[  372.105885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.111433]  ? _raw_spin_unlock_irq+0x60/0x80
[  372.115932]  ? finish_task_switch+0x1f5/0x900
[  372.120432]  ? finish_task_switch+0x1b5/0x900
[  372.124928]  ? __switch_to_asm+0x34/0x70
[  372.128994]  ? preempt_notifier_register+0x200/0x200
[  372.134099]  ? __switch_to_asm+0x34/0x70
[  372.138176]  ? __switch_to_asm+0x40/0x70
[  372.142240]  ? __switch_to_asm+0x34/0x70
[  372.146372]  ? __switch_to_asm+0x40/0x70
[  372.150454]  ? __switch_to_asm+0x34/0x70
[  372.154513]  ? __switch_to_asm+0x40/0x70
[  372.158574]  ? __switch_to_asm+0x40/0x70
[  372.162647]  ? pvclock_read_flags+0x160/0x160
[  372.167162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.172720]  ? check_preemption_disabled+0x48/0x200
[  372.177757]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  372.183306]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  372.188597]  ? rcu_pm_notify+0xc0/0xc0
[  372.192489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.198044]  ? check_preemption_disabled+0x48/0x200
[  372.203083]  run_timer_softirq+0x52/0xb0
[  372.207156]  ? rcu_read_lock_sched_held+0x108/0x120
[  372.212180]  __do_softirq+0x30b/0xad8
[  372.216010]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  372.221113]  ? trace_hardirqs_off_caller+0x300/0x300
[  372.226237]  ? schedule+0x108/0x460
[  372.229867]  ? __schedule+0x1ed0/0x1ed0
[  372.233854]  ? trace_hardirqs_off+0xb8/0x300
[  372.238263]  ? ___might_sleep+0x1ed/0x300
[  372.242424]  ? smpboot_thread_fn+0x68b/0xa00
[  372.246856]  ? trace_hardirqs_on+0x310/0x310
[  372.251267]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.256816]  ? check_preemption_disabled+0x48/0x200
[  372.261831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.267383]  ? takeover_tasklets+0xa90/0xa90
[  372.271802]  run_ksoftirqd+0x94/0x100
[  372.275601]  smpboot_thread_fn+0x68b/0xa00
[  372.279839]  ? sort_range+0x30/0x30
[  372.283464]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  372.288563]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.294096]  ? __kthread_parkme+0xfb/0x1a0
[  372.298341]  kthread+0x35a/0x420
[  372.301699]  ? sort_range+0x30/0x30
[  372.305318]  ? kthread_bind+0x40/0x40
[  372.309137]  ret_from_fork+0x3a/0x50
[  372.312878] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  372.312884] warn_alloc_show_mem: 1 callbacks suppressed
[  372.312892] Mem-Info:
[  372.320184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  372.325557] active_anon:54556 inactive_anon:372 isolated_anon:0
[  372.325557]  active_file:17 inactive_file:16 isolated_file:0
[  372.325557]  unevictable:0 dirty:0 writeback:0 unstable:0
[  372.325557]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  372.325557]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  372.325557]  free:13727 free_pcp:164 free_cma:0
[  372.327929] Call Trace:
[  372.337313] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  372.370162]  <IRQ>
[  372.372750] Node 0 
[  372.400333]  dump_stack+0x1c4/0x2b4
[  372.402497] 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
[  372.404719]  ? dump_stack_print_info.cold.2+0x52/0x52
[  372.408323] lowmem_reserve[]:
[  372.433839]  warn_alloc.cold.118+0xb7/0x1bd
[  372.438995]  0 2815
[  372.442107]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  372.446416]  6318
[  372.448665]  ? lock_downgrade+0x900/0x900
[  372.453479]  6318
[  372.455568]  ? trace_hardirqs_off+0xb8/0x300
[  372.459684] Node 0 
[  372.461748]  ? trace_hardirqs_off+0xb8/0x300
[  372.466193] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  372.468412]  __alloc_pages_slowpath+0x2667/0x2d80
[  372.472782] lowmem_reserve[]: 0
[  372.499407]  ? warn_alloc+0x120/0x120
[  372.504201]  0
[  372.507477]  ? warn_alloc+0x120/0x120
[  372.511264]  3503
[  372.513062]  ? print_usage_bug+0xc0/0xc0
[  372.516832]  3503
[  372.518901]  ? warn_alloc+0x120/0x120
[  372.522943] Node 0 
[  372.525003]  ? print_usage_bug+0xc0/0xc0
[  372.528821] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  372.531032]  ? __lock_acquire+0x7ec/0x4ec0
[  372.535069] lowmem_reserve[]:
[  372.563431]  ? __lock_acquire+0x7ec/0x4ec0
[  372.567645]  0
[  372.570744]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  372.574953]  0
[  372.576754]  ? should_fail+0x22d/0xd01
[  372.582269]  0
[  372.584081]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.587944]  0
[  372.589739]  ? __lock_acquire+0x7ec/0x4ec0
[  372.597067]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  372.601278] Node 0 
[  372.606368]  ? __lock_acquire+0x7ec/0x4ec0
[  372.606378] DMA: 
[  372.608614]  ? should_fail+0x22d/0xd01
[  372.621507] 1*4kB 
[  372.623575]  ? mark_held_locks+0x130/0x130
[  372.627436] (U) 
[  372.629601]  ? mark_held_locks+0x130/0x130
[  372.633815] 0*8kB 
[  372.635800]  ? graph_lock+0x170/0x170
[  372.640023] 0*16kB 
[  372.642179]  ? graph_lock+0x170/0x170
[  372.645959] 1*32kB 
[  372.648188]  ? graph_lock+0x170/0x170
[  372.651981] (U) 
[  372.654212]  ? print_usage_bug+0xc0/0xc0
[  372.657988] 2*64kB 
[  372.659964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.663996] (U) 
[  372.666227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.671747] 1*128kB (U) 
[  372.673762]  ? check_preemption_disabled+0x48/0x200
[  372.679288] 1*256kB 
[  372.681952]  ? check_preemption_disabled+0x48/0x200
[  372.686941] (U) 
[  372.689278]  ? __lock_is_held+0xb5/0x140
[  372.694260] 0*512kB 
[  372.696230]  __alloc_pages_nodemask+0xa80/0xde0
[  372.700262] 1*1024kB 
[  372.702575]  ? graph_lock+0x170/0x170
[  372.707223] (U) 
[  372.709640]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  372.713420] 1*2048kB 
[  372.715385]  ? graph_lock+0x170/0x170
[  372.715417]  ? find_held_lock+0x36/0x1c0
[  372.720404] (M) 
[  372.722815]  ? ____cache_alloc_node+0x1c7/0x1e0
[  372.726590] 3*4096kB 
[  372.730651]  ? lock_downgrade+0x900/0x900
[  372.732613] (M) 
[  372.737281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.739668] = 15908kB
[  372.743812]  cache_grow_begin+0x91/0x8c0
[  372.745764] Node 0 
[  372.751300]  ? do_raw_spin_unlock+0xa7/0x2f0
[  372.753685] DMA32: 
[  372.757744]  fallback_alloc+0x203/0x2e0
[  372.759958] 3*4kB 
[  372.764388]  ____cache_alloc_node+0x1c7/0x1e0
[  372.764414]  kmem_cache_alloc_node+0xe3/0x730
[  372.764430]  ? ipv6_get_ifaddr+0x42e/0x620
[  372.764452]  __alloc_skb+0x119/0x770
[  372.764467]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  372.764548]  ? skb_scrub_packet+0x490/0x490
[  372.766796] (UM) 
[  372.770775]  ? lock_downgrade+0x900/0x900
[  372.772903] 0*8kB 
[  372.777404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  372.781865] 2*16kB 
[  372.786097]  ? refcount_sub_and_test_checked+0x203/0x310
[  372.789793] (M) 
[  372.795066]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  372.799361] 1*32kB 
[  372.801421]  ? addrconf_rs_timer+0x6f0/0x6f0
[  372.805541] (M) 
[  372.807720]  ndisc_alloc_skb+0x144/0x340
[  372.813252] 3*64kB 
[  372.815494]  ndisc_send_rs+0x331/0x6e0
[  372.820918] (UM) 
[  372.822904]  addrconf_rs_timer+0x3c0/0x6f0
[  372.828340] 3*128kB 
[  372.830575]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.834965] (M) 
[  372.836953]  call_timer_fn+0x272/0x920
[  372.840982] 2*256kB 
[  372.843216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.847082] (M) 
[  372.849158]  ? process_timeout+0x40/0x40
[  372.853370] 3*512kB 
[  372.855714]  ? find_held_lock+0x36/0x1c0
[  372.859924] (M) 
[  372.861914]  ? __run_timers+0x7da/0xc70
[  372.865781] 4*1024kB 
[  372.868104]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.872315] (UM) 3*2048kB 
[  372.874298]  ? _raw_spin_unlock_irq+0x27/0x80
[  372.878362] (M) 
[  372.880695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.884734] 3*4096kB 
[  372.886707]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  372.890667] (M) = 25228kB
[  372.893114]  ? trace_hardirqs_on+0xbd/0x310
[  372.897605] Node 0 
[  372.900457]  ? kasan_check_read+0x11/0x20
[  372.904935] Normal: 
[  372.906929]  ? __run_timers+0x7da/0xc70
[  372.911150] 1169*4kB 
[  372.913564]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  372.918125] (MEH) 563*8kB 
[  372.920892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.925197] (UME) 
[  372.927431]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  372.931553] 195*16kB 
[  372.933869]  __run_timers+0x7e5/0xc70
[  372.937821] (ME) 
[  372.940239]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  372.945652] 41*32kB (UM) 
[  372.948504]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  372.952713] 3*64kB (UM) 
[  372.954870]  ? graph_lock+0x170/0x170
[  372.959083] 0*128kB 
[  372.961492]  ? enqueue_hrtimer+0x1a5/0x560
[  372.965276] 0*256kB 
[  372.967345]  ? lock_release+0x970/0x970
[  372.972691] 0*512kB 
[  372.975457]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  372.980450] 0*1024kB 
[  372.983131]  ? find_held_lock+0x36/0x1c0
[  372.986913] 0*2048kB 
[  372.989231]  ? graph_lock+0x170/0x170
[  372.993442] 0*4096kB 
[  372.995761]  ? pvclock_read_flags+0x160/0x160
[  373.000200] = 13804kB
[  373.000226] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  373.002559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.007733] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  373.010137]  ? check_preemption_disabled+0x48/0x200
[  373.010161]  ? __lock_is_held+0xb5/0x140
[  373.014200] 412 total pagecache pages
[  373.016609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.020396] 0 pages in swap cache
[  373.022804]  ? check_preemption_disabled+0x48/0x200
[  373.027306] Swap cache stats: add 0, delete 0, find 0/0
[  373.029723]  run_timer_softirq+0x52/0xb0
[  373.038530] Free swap  = 0kB
[  373.044065]  ? rcu_read_lock_sched_held+0x108/0x120
[  373.052615] Total swap = 0kB
[  373.052624] 1965979 pages RAM
[  373.057643]  __do_softirq+0x30b/0xad8
[  373.061682] 0 pages HighMem/MovableOnly
[  373.065487]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  373.070990] 343324 pages reserved
[  373.070999] 0 pages cma reserved
[  373.074467]  ? pvclock_read_flags+0x160/0x160
[  373.079566] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.084817]  ? lapic_next_event+0x5a/0x90
[  373.084833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.084847]  ? check_preemption_disabled+0x48/0x200
[  373.084862]  ? check_preemption_disabled+0x48/0x200
[  373.088972] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.091927]  ? kvm_clock_read+0x18/0x30
[  373.096945] ksoftirqd/1 cpuset=
[  373.099968]  ? kvm_sched_clock_read+0x9/0x20
[  373.103062] /
[  373.106860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.110837]  mems_allowed=0
[  373.116020]  ? check_preemption_disabled+0x48/0x200
[  373.190514]  irq_exit+0x17f/0x1c0
[  373.193992]  smp_apic_timer_interrupt+0x1cb/0x760
[  373.198836]  ? smp_reschedule_interrupt+0x109/0x650
[  373.203866]  ? smp_call_function_single_interrupt+0x650/0x650
[  373.209748]  ? interrupt_entry+0xb5/0xf0
[  373.213828]  ? trace_hardirqs_off_caller+0xbb/0x300
[  373.218857]  ? trace_hardirqs_off_caller+0xbb/0x300
[  373.223885]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.228754]  ? trace_hardirqs_off+0x300/0x300
[  373.233260]  ? trace_hardirqs_off+0x300/0x300
[  373.237756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.243291]  ? check_preemption_disabled+0x48/0x200
[  373.248305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.253852]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.258728]  apic_timer_interrupt+0xf/0x20
[  373.262956]  </IRQ>
[  373.265198] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  373.270161] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  373.289069] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  373.296785] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  373.304064] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  373.311344] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  373.318608] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  373.325877] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  373.333192]  skb_clone+0x1bb/0x500
[  373.336759]  ? skb_split+0x11e0/0x11e0
[  373.340653]  ? check_preemption_disabled+0x48/0x200
[  373.345671]  ? __this_cpu_preempt_check+0x1c/0x1f
[  373.350519]  ? __bpf_redirect+0x54b/0xb20
[  373.354689]  bpf_clone_redirect+0xb9/0x490
[  373.358933]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  373.363968]  ? __sched_text_start+0x8/0x8
[  373.368129]  ? retint_kernel+0x2d/0x2d
[  373.372043]  ? find_held_lock+0x36/0x1c0
[  373.376111]  ? lock_acquire+0x1ed/0x520
[  373.380139]  ? bpf_test_run+0x32e/0x5a0
[  373.384126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.389667]  ? check_preemption_disabled+0x48/0x200
[  373.394702]  ? kasan_check_read+0x11/0x20
[  373.398877]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.404163]  ? rcu_bh_qs+0xc0/0xc0
[  373.407706]  ? preempt_schedule+0x4d/0x60
[  373.411860]  ? ___preempt_schedule+0x16/0x18
[  373.416277]  ? bpf_test_run+0x1c0/0x5a0
[  373.420267]  ? netlink_diag_dump+0x2a0/0x2a0
[  373.424694]  ? bpf_prog_test_run_skb+0x295/0xb40
[  373.429462]  ? bpf_prog_test_run_skb+0x634/0xb40
[  373.434228]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  373.439071]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  373.444623]  ? fput+0x130/0x1a0
[  373.447944]  ? __bpf_prog_get+0x9b/0x290
[  373.452027]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  373.456885]  ? bpf_prog_test_run+0x130/0x1a0
[  373.461318]  ? __x64_sys_bpf+0x3d8/0x510
[  373.465386]  ? bpf_prog_get+0x20/0x20
[  373.469236]  ? do_syscall_64+0x1b9/0x820
[  373.473302]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  373.478669]  ? syscall_return_slowpath+0x5e0/0x5e0
[  373.483598]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.488453]  ? trace_hardirqs_off+0x300/0x300
[  373.492972]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  373.498000]  ? prepare_exit_to_usermode+0x291/0x3b0
[  373.503051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  373.507910]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  373.513299] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  373.513383] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  373.520199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  373.520207] Call Trace:
[  373.526797] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  373.536054]  dump_stack+0x1c4/0x2b4
[  373.538618] syz-executor1 cpuset=
[  373.549111]  ? dump_stack_print_info.cold.2+0x52/0x52
[  373.552721] syz1
[  373.556189]  warn_alloc.cold.118+0xb7/0x1bd
[  373.561352]  mems_allowed=0
[  373.563323]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  373.575385]  ? lock_downgrade+0x900/0x900
[  373.579542]  ? trace_hardirqs_off+0xb8/0x300
[  373.583957]  ? trace_hardirqs_off+0xb8/0x300
[  373.588559]  __alloc_pages_slowpath+0x2667/0x2d80
[  373.593461]  ? warn_alloc+0x120/0x120
[  373.597274]  ? warn_alloc+0x120/0x120
[  373.601081]  ? print_usage_bug+0xc0/0xc0
[  373.605153]  ? warn_alloc+0x120/0x120
[  373.608983]  ? print_usage_bug+0xc0/0xc0
[  373.613051]  ? __lock_acquire+0x7ec/0x4ec0
[  373.617288]  ? __lock_acquire+0x7ec/0x4ec0
[  373.621526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  373.627068]  ? should_fail+0x22d/0xd01
[  373.630965]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.636071]  ? __lock_acquire+0x7ec/0x4ec0
[  373.640313]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  373.645536]  ? __lock_acquire+0x7ec/0x4ec0
[  373.650005]  ? should_fail+0x22d/0xd01
[  373.653936]  ? mark_held_locks+0x130/0x130
[  373.658180]  ? mark_held_locks+0x130/0x130
[  373.662433]  ? graph_lock+0x170/0x170
[  373.666239]  ? graph_lock+0x170/0x170
[  373.670050]  ? graph_lock+0x170/0x170
[  373.673866]  ? print_usage_bug+0xc0/0xc0
[  373.677934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.683487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.689137]  ? check_preemption_disabled+0x48/0x200
[  373.694158]  ? check_preemption_disabled+0x48/0x200
[  373.699185]  ? __lock_is_held+0xb5/0x140
[  373.703268]  __alloc_pages_nodemask+0xa80/0xde0
[  373.707941]  ? graph_lock+0x170/0x170
[  373.711754]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  373.716773]  ? graph_lock+0x170/0x170
[  373.720590]  ? find_held_lock+0x36/0x1c0
[  373.724664]  ? ____cache_alloc_node+0x1c7/0x1e0
[  373.729338]  ? lock_downgrade+0x900/0x900
[  373.733496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.739054]  cache_grow_begin+0x91/0x8c0
[  373.743127]  ? do_raw_spin_unlock+0xa7/0x2f0
[  373.747552]  fallback_alloc+0x203/0x2e0
[  373.751541]  ____cache_alloc_node+0x1c7/0x1e0
[  373.756045]  kmem_cache_alloc_node+0xe3/0x730
[  373.760547]  ? ipv6_get_ifaddr+0x42e/0x620
[  373.764794]  __alloc_skb+0x119/0x770
[  373.768522]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.773832]  ? skb_scrub_packet+0x490/0x490
[  373.778160]  ? lock_downgrade+0x900/0x900
[  373.782324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.787861]  ? refcount_sub_and_test_checked+0x203/0x310
[  373.793436]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  373.798928]  ? addrconf_rs_timer+0x6f0/0x6f0
[  373.803366]  ndisc_alloc_skb+0x144/0x340
[  373.807438]  ndisc_send_rs+0x331/0x6e0
[  373.811337]  addrconf_rs_timer+0x3c0/0x6f0
[  373.815586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.819846]  call_timer_fn+0x272/0x920
[  373.823751]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.828009]  ? process_timeout+0x40/0x40
[  373.832072]  ? find_held_lock+0x36/0x1c0
[  373.836152]  ? __run_timers+0x7da/0xc70
[  373.840143]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.844660]  ? _raw_spin_unlock_irq+0x27/0x80
[  373.849163]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.853402]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  373.857994]  ? trace_hardirqs_on+0xbd/0x310
[  373.862318]  ? kasan_check_read+0x11/0x20
[  373.866470]  ? __run_timers+0x7da/0xc70
[  373.870449]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  373.875921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.880165]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  373.884402]  __run_timers+0x7e5/0xc70
[  373.888230]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  373.893598]  ? compat_start_thread+0x80/0x80
[  373.898418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.903969]  ? _raw_spin_unlock_irq+0x60/0x80
[  373.908476]  ? finish_task_switch+0x1f5/0x900
[  373.912980]  ? finish_task_switch+0x1b5/0x900
[  373.917477]  ? __switch_to_asm+0x34/0x70
[  373.921546]  ? preempt_notifier_register+0x200/0x200
[  373.926651]  ? __switch_to_asm+0x34/0x70
[  373.930715]  ? __switch_to_asm+0x40/0x70
[  373.934779]  ? __switch_to_asm+0x34/0x70
[  373.938840]  ? __switch_to_asm+0x40/0x70
[  373.942905]  ? __switch_to_asm+0x34/0x70
[  373.946967]  ? __switch_to_asm+0x40/0x70
[  373.951040]  ? __switch_to_asm+0x40/0x70
[  373.955109]  ? pvclock_read_flags+0x160/0x160
[  373.959735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.965272]  ? check_preemption_disabled+0x48/0x200
[  373.970298]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  373.975836]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  373.981126]  ? rcu_pm_notify+0xc0/0xc0
[  373.985022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  373.990562]  ? check_preemption_disabled+0x48/0x200
[  373.995591]  run_timer_softirq+0x52/0xb0
[  374.000153]  ? rcu_read_lock_sched_held+0x108/0x120
[  374.005181]  __do_softirq+0x30b/0xad8
[  374.009001]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  374.014105]  ? trace_hardirqs_off_caller+0x300/0x300
[  374.019238]  ? schedule+0x108/0x460
[  374.022875]  ? __schedule+0x1ed0/0x1ed0
[  374.026868]  ? trace_hardirqs_off+0xb8/0x300
[  374.031284]  ? ___might_sleep+0x1ed/0x300
[  374.035433]  ? smpboot_thread_fn+0x68b/0xa00
[  374.039848]  ? trace_hardirqs_on+0x310/0x310
[  374.044264]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.049803]  ? check_preemption_disabled+0x48/0x200
[  374.054830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.060377]  ? takeover_tasklets+0xa90/0xa90
[  374.064790]  run_ksoftirqd+0x94/0x100
[  374.068596]  smpboot_thread_fn+0x68b/0xa00
[  374.072841]  ? sort_range+0x30/0x30
[  374.076487]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  374.081595]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.087145]  ? __kthread_parkme+0xfb/0x1a0
[  374.091387]  kthread+0x35a/0x420
[  374.094762]  ? sort_range+0x30/0x30
[  374.098390]  ? kthread_bind+0x40/0x40
[  374.102198]  ret_from_fork+0x3a/0x50
[  374.105940] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  374.105946] warn_alloc_show_mem: 1 callbacks suppressed
[  374.105954] Mem-Info:
[  374.113233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  374.113242] Call Trace:
[  374.118619] active_anon:54556 inactive_anon:372 isolated_anon:0
[  374.118619]  active_file:17 inactive_file:16 isolated_file:0
[  374.118619]  unevictable:0 dirty:0 writeback:0 unstable:0
[  374.118619]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  374.118619]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  374.118619]  free:13727 free_pcp:164 free_cma:0
[  374.120991]  <IRQ>
[  374.121009]  dump_stack+0x1c4/0x2b4
[  374.130373] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  374.132961]  ? dump_stack_print_info.cold.2+0x52/0x52
[  374.165841] Node 0 
[  374.168020]  warn_alloc.cold.118+0xb7/0x1bd
[  374.171639] 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
[  374.199197]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  374.204366] lowmem_reserve[]:
[  374.206603]  ? lock_downgrade+0x900/0x900
[  374.210910]  0
[  374.236425]  ? trace_hardirqs_off+0xb8/0x300
[  374.241331]  2815
[  374.244438]  ? trace_hardirqs_off+0xb8/0x300
[  374.248566]  6318
[  374.250372]  __alloc_pages_slowpath+0x2667/0x2d80
[  374.254748]  6318
[  374.256844]  ? warn_alloc+0x120/0x120
[  374.261205] Node 0 
[  374.263269]  ? trace_hardirqs_on+0x310/0x310
[  374.268112] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  374.270153]  ? warn_alloc+0x120/0x120
[  374.273923] lowmem_reserve[]: 0
[  374.276179]  ? print_usage_bug+0xc0/0xc0
[  374.280564]  0
[  374.307106]  ? warn_alloc+0x120/0x120
[  374.310900]  3503
[  374.314178]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  374.314195]  ? print_usage_bug+0xc0/0xc0
[  374.318243]  3503
[  374.320039]  ? __lock_acquire+0x7ec/0x4ec0
[  374.325901]  ? __lock_acquire+0x7ec/0x4ec0
[  374.330919] Node 0 
[  374.334979]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  374.337045] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  374.341251]  ? should_fail+0x22d/0xd01
[  374.345463] lowmem_reserve[]:
[  374.347699]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.353214]  0
[  374.381595]  ? __lock_acquire+0x7ec/0x4ec0
[  374.385466]  0
[  374.388569]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  374.393651]  0
[  374.395450]  ? __lock_acquire+0x7ec/0x4ec0
[  374.399684]  0
[  374.401493]  ? should_fail+0x22d/0xd01
[  374.406577] Node 0 
[  374.408376]  ? print_usage_bug+0xc0/0xc0
[  374.412589] DMA: 
[  374.414401]  ? mark_held_locks+0x130/0x130
[  374.418391] 1*4kB 
[  374.420626]  ? mark_held_locks+0x130/0x130
[  374.424672] (U) 
[  374.426732]  ? graph_lock+0x170/0x170
[  374.430940] 0*8kB 
[  374.433087]  ? print_usage_bug+0xc0/0xc0
[  374.437302] 0*16kB 
[  374.439277]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  374.443056] 1*32kB 
[  374.445205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.449240] (U) 
[  374.451474]  ? check_preemption_disabled+0x48/0x200
[  374.456213] 2*64kB 
[  374.458449]  ? check_preemption_disabled+0x48/0x200
[  374.463961] (U) 
[  374.465936]  ? __lock_is_held+0xb5/0x140
[  374.470932] 1*128kB 
[  374.473167]  __alloc_pages_nodemask+0xa80/0xde0
[  374.478162] (U) 
[  374.480142]  ? graph_lock+0x170/0x170
[  374.484182] 1*256kB 
[  374.486505]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  374.491150] (U) 0*512kB 
[  374.493143]  ? graph_lock+0x170/0x170
[  374.496922] 1*1024kB 
[  374.499262]  ? find_held_lock+0x36/0x1c0
[  374.504246] (U) 
[  374.506916]  ? ____cache_alloc_node+0x1c7/0x1e0
[  374.510701] 1*2048kB 
[  374.513123]  ? lock_downgrade+0x900/0x900
[  374.517172] (M) 
[  374.519155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.523798] 3*4096kB 
[  374.526209]  cache_grow_begin+0x91/0x8c0
[  374.530330] (M) 
[  374.532307]  ? do_raw_spin_unlock+0xa7/0x2f0
[  374.537826] = 15908kB
[  374.537835] Node 0 
[  374.540245]  fallback_alloc+0x203/0x2e0
[  374.544274] DMA32: 3*4kB 
[  374.546262]  ____cache_alloc_node+0x1c7/0x1e0
[  374.550641] (UM) 0*8kB 
[  374.553056]  kmem_cache_alloc_node+0xe3/0x730
[  374.555275] 2*16kB (M) 
[  374.559258]  ? ipv6_get_ifaddr+0x42e/0x620
[  374.561995] 1*32kB 
[  374.566488]  __alloc_skb+0x119/0x770
[  374.569041] (M) 
[  374.573537]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  374.576095] 3*64kB (UM) 
[  374.580347]  ? skb_scrub_packet+0x490/0x490
[  374.582559] 3*128kB (M) 
[  374.586286]  ? lock_downgrade+0x900/0x900
[  374.588241] 2*256kB 
[  374.593516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.596164] (M) 
[  374.600483]  ? refcount_sub_and_test_checked+0x203/0x310
[  374.603141] 3*512kB 
[  374.607285]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  374.609584] (M) 
[  374.615128]  ? addrconf_rs_timer+0x6f0/0x6f0
[  374.617084] 4*1024kB (UM) 
[  374.622556]  ndisc_alloc_skb+0x144/0x340
[  374.624844] 3*2048kB (M) 
[  374.630301]  ndisc_send_rs+0x331/0x6e0
[  374.632258] 3*4096kB 
[  374.636721]  addrconf_rs_timer+0x3c0/0x6f0
[  374.639555] (M) 
[  374.643613]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.646351] = 25228kB
[  374.650270]  call_timer_fn+0x272/0x920
[  374.652657] Node 0 
[  374.656886]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.658844] Normal: 
[  374.663076]  ? process_timeout+0x40/0x40
[  374.665464] 1169*4kB 
[  374.669346]  ? find_held_lock+0x36/0x1c0
[  374.671563] (MEH) 
[  374.675828]  ? __run_timers+0x7da/0xc70
[  374.678132] 563*8kB 
[  374.682199]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.684585] (UME) 
[  374.688643]  ? _raw_spin_unlock_irq+0x27/0x80
[  374.690784] 195*16kB (ME) 
[  374.694766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.697068] 41*32kB 
[  374.701561]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  374.703692] (UM) 
[  374.708190]  ? trace_hardirqs_on+0xbd/0x310
[  374.711025] 3*64kB 
[  374.715253]  ? kasan_check_read+0x11/0x20
[  374.717554] (UM) 
[  374.722194]  ? __run_timers+0x7da/0xc70
[  374.724236] 0*128kB 
[  374.728550]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  374.730765] 0*256kB 
[  374.734914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.736953] 0*512kB 
[  374.740924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  374.743226] 0*1024kB 
[  374.748671]  __run_timers+0x7e5/0xc70
[  374.750976] 0*2048kB 
[  374.755213]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  374.757508] 0*4096kB 
[  374.761736]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  374.764131] = 13804kB
[  374.767932]  ? graph_lock+0x170/0x170
[  374.770323] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  374.775673]  ? enqueue_hrtimer+0x1a5/0x560
[  374.778073] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  374.783165]  ? lock_release+0x970/0x970
[  374.785555] 412 total pagecache pages
[  374.789347]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  374.798193] 0 pages in swap cache
[  374.802421]  ? find_held_lock+0x36/0x1c0
[  374.810977] Swap cache stats: add 0, delete 0, find 0/0
[  374.814943]  ? graph_lock+0x170/0x170
[  374.818761] Free swap  = 0kB
[  374.823947]  ? pvclock_read_flags+0x160/0x160
[  374.827376] Total swap = 0kB
[  374.831450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.836790] 1965979 pages RAM
[  374.840585]  ? check_preemption_disabled+0x48/0x200
[  374.843585] 0 pages HighMem/MovableOnly
[  374.843601] 343324 pages reserved
[  374.848113]  ? __lock_is_held+0xb5/0x140
[  374.851111] 0 pages cma reserved
[  374.856676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.859867] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  374.864784]  ? check_preemption_disabled+0x48/0x200
[  374.864807]  run_timer_softirq+0x52/0xb0
[  374.864822]  ? rcu_read_lock_sched_held+0x108/0x120
[  374.864841]  __do_softirq+0x30b/0xad8
[  374.868868] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  374.872260]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  374.876310] ksoftirqd/1 cpuset=
[  374.879675]  ? pvclock_read_flags+0x160/0x160
[  374.885188] /
[  374.891682]  ? lapic_next_event+0x5a/0x90
[  374.896712]  mems_allowed=0
[  374.900770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.946950]  ? check_preemption_disabled+0x48/0x200
[  374.951966]  ? check_preemption_disabled+0x48/0x200
[  374.956988]  ? kvm_clock_read+0x18/0x30
[  374.960964]  ? kvm_sched_clock_read+0x9/0x20
[  374.965374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  374.970914]  ? check_preemption_disabled+0x48/0x200
[  374.975943]  irq_exit+0x17f/0x1c0
[  374.979404]  smp_apic_timer_interrupt+0x1cb/0x760
[  374.984247]  ? smp_reschedule_interrupt+0x109/0x650
[  374.989269]  ? smp_call_function_single_interrupt+0x650/0x650
[  374.995167]  ? interrupt_entry+0xb5/0xf0
[  374.999234]  ? trace_hardirqs_off_caller+0xbb/0x300
[  375.004248]  ? trace_hardirqs_off_caller+0xbb/0x300
[  375.009262]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.014124]  ? trace_hardirqs_off+0x300/0x300
[  375.018638]  ? trace_hardirqs_off+0x300/0x300
[  375.023148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.028689]  ? check_preemption_disabled+0x48/0x200
[  375.033707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.039260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.044112]  apic_timer_interrupt+0xf/0x20
[  375.048357]  </IRQ>
[  375.050608] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  375.055560] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  375.074464] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  375.082177] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  375.089446] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  375.096727] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  375.103991] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  375.111298] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  375.118652]  skb_clone+0x1bb/0x500
[  375.122214]  ? skb_split+0x11e0/0x11e0
[  375.126105]  ? check_preemption_disabled+0x48/0x200
[  375.131147]  ? __this_cpu_preempt_check+0x1c/0x1f
[  375.135998]  ? __bpf_redirect+0x54b/0xb20
[  375.140162]  bpf_clone_redirect+0xb9/0x490
[  375.144422]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  375.149446]  ? __sched_text_start+0x8/0x8
[  375.153602]  ? retint_kernel+0x2d/0x2d
[  375.157502]  ? find_held_lock+0x36/0x1c0
[  375.161572]  ? lock_acquire+0x1ed/0x520
[  375.165552]  ? bpf_test_run+0x32e/0x5a0
[  375.169532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.175095]  ? check_preemption_disabled+0x48/0x200
[  375.180139]  ? kasan_check_read+0x11/0x20
[  375.184296]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.189576]  ? rcu_bh_qs+0xc0/0xc0
[  375.193169]  ? preempt_schedule+0x4d/0x60
[  375.197322]  ? ___preempt_schedule+0x16/0x18
[  375.201757]  ? bpf_test_run+0x1c0/0x5a0
[  375.205759]  ? netlink_diag_dump+0x2a0/0x2a0
[  375.210178]  ? bpf_prog_test_run_skb+0x295/0xb40
[  375.214946]  ? bpf_prog_test_run_skb+0x634/0xb40
[  375.219721]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  375.224567]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  375.230102]  ? fput+0x130/0x1a0
[  375.233388]  ? __bpf_prog_get+0x9b/0x290
[  375.237457]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  375.242299]  ? bpf_prog_test_run+0x130/0x1a0
[  375.246713]  ? __x64_sys_bpf+0x3d8/0x510
[  375.250798]  ? bpf_prog_get+0x20/0x20
[  375.254644]  ? do_syscall_64+0x1b9/0x820
[  375.258708]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  375.264076]  ? syscall_return_slowpath+0x5e0/0x5e0
[  375.269005]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.273847]  ? trace_hardirqs_off+0x300/0x300
[  375.278358]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  375.283402]  ? prepare_exit_to_usermode+0x291/0x3b0
[  375.288431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  375.293282]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  375.298669] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  375.298762] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  375.305517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.305522] Call Trace:
[  375.305541]  dump_stack+0x1c4/0x2b4
[  375.305558]  ? dump_stack_print_info.cold.2+0x52/0x52
[  375.305585]  warn_alloc.cold.118+0xb7/0x1bd
[  375.312131] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  375.321398]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  375.323968] syz-executor1 cpuset=
[  375.327623]  ? lock_downgrade+0x900/0x900
[  375.332806] syz1
[  375.337140]  ? trace_hardirqs_off+0xb8/0x300
[  375.347603]  mems_allowed=0
[  375.352441]  ? trace_hardirqs_off+0xb8/0x300
[  375.373704]  __alloc_pages_slowpath+0x2667/0x2d80
[  375.378593]  ? warn_alloc+0x120/0x120
[  375.382403]  ? warn_alloc+0x120/0x120
[  375.386215]  ? print_usage_bug+0xc0/0xc0
[  375.390291]  ? warn_alloc+0x120/0x120
[  375.394105]  ? print_usage_bug+0xc0/0xc0
[  375.398184]  ? __lock_acquire+0x7ec/0x4ec0
[  375.402434]  ? __lock_acquire+0x7ec/0x4ec0
[  375.406694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.412251]  ? should_fail+0x22d/0xd01
[  375.416161]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.421293]  ? __lock_acquire+0x7ec/0x4ec0
[  375.425538]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  375.430642]  ? __lock_acquire+0x7ec/0x4ec0
[  375.434877]  ? should_fail+0x22d/0xd01
[  375.438783]  ? mark_held_locks+0x130/0x130
[  375.443026]  ? mark_held_locks+0x130/0x130
[  375.447261]  ? graph_lock+0x170/0x170
[  375.451063]  ? graph_lock+0x170/0x170
[  375.454871]  ? graph_lock+0x170/0x170
[  375.458679]  ? print_usage_bug+0xc0/0xc0
[  375.462755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.468321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.473888]  ? check_preemption_disabled+0x48/0x200
[  375.478915]  ? check_preemption_disabled+0x48/0x200
[  375.483941]  ? __lock_is_held+0xb5/0x140
[  375.488006]  __alloc_pages_nodemask+0xa80/0xde0
[  375.492704]  ? graph_lock+0x170/0x170
[  375.496558]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  375.501585]  ? graph_lock+0x170/0x170
[  375.505401]  ? find_held_lock+0x36/0x1c0
[  375.509485]  ? ____cache_alloc_node+0x1c7/0x1e0
[  375.514174]  ? lock_downgrade+0x900/0x900
[  375.518332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.523889]  cache_grow_begin+0x91/0x8c0
[  375.527975]  ? do_raw_spin_unlock+0xa7/0x2f0
[  375.532399]  fallback_alloc+0x203/0x2e0
[  375.536385]  ____cache_alloc_node+0x1c7/0x1e0
[  375.540942]  kmem_cache_alloc_node+0xe3/0x730
[  375.545441]  ? ipv6_get_ifaddr+0x42e/0x620
[  375.549688]  __alloc_skb+0x119/0x770
[  375.553404]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.558683]  ? skb_scrub_packet+0x490/0x490
[  375.563005]  ? lock_downgrade+0x900/0x900
[  375.567160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.572700]  ? refcount_sub_and_test_checked+0x203/0x310
[  375.578259]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  375.583710]  ? addrconf_rs_timer+0x6f0/0x6f0
[  375.588140]  ndisc_alloc_skb+0x144/0x340
[  375.592208]  ndisc_send_rs+0x331/0x6e0
[  375.596105]  addrconf_rs_timer+0x3c0/0x6f0
[  375.600355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.604619]  call_timer_fn+0x272/0x920
[  375.608504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.612754]  ? process_timeout+0x40/0x40
[  375.616817]  ? find_held_lock+0x36/0x1c0
[  375.620918]  ? __run_timers+0x7da/0xc70
[  375.624927]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.629421]  ? _raw_spin_unlock_irq+0x27/0x80
[  375.633918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.638156]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  375.642750]  ? trace_hardirqs_on+0xbd/0x310
[  375.647084]  ? kasan_check_read+0x11/0x20
[  375.651238]  ? __run_timers+0x7da/0xc70
[  375.655213]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  375.660667]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.664913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  375.669151]  __run_timers+0x7e5/0xc70
[  375.672967]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  375.678329]  ? compat_start_thread+0x80/0x80
[  375.682737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.688296]  ? _raw_spin_unlock_irq+0x60/0x80
[  375.692797]  ? finish_task_switch+0x1f5/0x900
[  375.697305]  ? finish_task_switch+0x1b5/0x900
[  375.701827]  ? __switch_to_asm+0x34/0x70
[  375.705891]  ? preempt_notifier_register+0x200/0x200
[  375.711005]  ? __switch_to_asm+0x34/0x70
[  375.715074]  ? __switch_to_asm+0x40/0x70
[  375.719138]  ? __switch_to_asm+0x34/0x70
[  375.723200]  ? __switch_to_asm+0x40/0x70
[  375.727263]  ? __switch_to_asm+0x34/0x70
[  375.731345]  ? __switch_to_asm+0x40/0x70
[  375.735407]  ? __switch_to_asm+0x40/0x70
[  375.739479]  ? pvclock_read_flags+0x160/0x160
[  375.743975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.749511]  ? check_preemption_disabled+0x48/0x200
[  375.754537]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  375.760090]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  375.765392]  ? rcu_pm_notify+0xc0/0xc0
[  375.769285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.774821]  ? check_preemption_disabled+0x48/0x200
[  375.779851]  run_timer_softirq+0x52/0xb0
[  375.783929]  ? rcu_read_lock_sched_held+0x108/0x120
[  375.788948]  __do_softirq+0x30b/0xad8
[  375.792797]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  375.797923]  ? trace_hardirqs_off_caller+0x300/0x300
[  375.803039]  ? schedule+0x108/0x460
[  375.806666]  ? __schedule+0x1ed0/0x1ed0
[  375.810643]  ? trace_hardirqs_off+0xb8/0x300
[  375.815053]  ? ___might_sleep+0x1ed/0x300
[  375.819203]  ? smpboot_thread_fn+0x68b/0xa00
[  375.823612]  ? trace_hardirqs_on+0x310/0x310
[  375.828048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.833604]  ? check_preemption_disabled+0x48/0x200
[  375.838639]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  375.844191]  ? takeover_tasklets+0xa90/0xa90
[  375.848852]  run_ksoftirqd+0x94/0x100
[  375.852683]  smpboot_thread_fn+0x68b/0xa00
[  375.856941]  ? sort_range+0x30/0x30
[  375.860589]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  375.865700]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  375.871241]  ? __kthread_parkme+0xfb/0x1a0
[  375.875485]  kthread+0x35a/0x420
[  375.878854]  ? sort_range+0x30/0x30
[  375.882492]  ? kthread_bind+0x40/0x40
[  375.886390]  ret_from_fork+0x3a/0x50
[  375.890364] warn_alloc_show_mem: 1 callbacks suppressed
[  375.890367] Mem-Info:
[  375.890431] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  375.895749] active_anon:54556 inactive_anon:372 isolated_anon:0
[  375.895749]  active_file:17 inactive_file:16 isolated_file:0
[  375.895749]  unevictable:0 dirty:0 writeback:0 unstable:0
[  375.895749]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  375.895749]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  375.895749]  free:13727 free_pcp:164 free_cma:0
[  375.898155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  375.905474] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  375.938319] Call Trace:
[  375.947667] Node 0 
[  375.975246]  <IRQ>
[  375.977846] 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
[  375.980060]  dump_stack+0x1c4/0x2b4
[  375.982198] lowmem_reserve[]:
[  376.007935]  ? dump_stack_print_info.cold.2+0x52/0x52
[  376.011550]  0
[  376.014876]  warn_alloc.cold.118+0xb7/0x1bd
[  376.020035]  2815
[  376.021836]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  376.026149]  6318
[  376.028212]  ? lock_downgrade+0x900/0x900
[  376.033035]  6318
[  376.035125]  ? trace_hardirqs_off+0xb8/0x300
[  376.039267] Node 0 
[  376.041342]  ? trace_hardirqs_off+0xb8/0x300
[  376.045753] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  376.047965]  __alloc_pages_slowpath+0x2667/0x2d80
[  376.052348] lowmem_reserve[]:
[  376.078918]  ? warn_alloc+0x120/0x120
[  376.083718]  0
[  376.086818]  ? warn_alloc+0x120/0x120
[  376.090601]  0
[  376.092402]  ? print_usage_bug+0xc0/0xc0
[  376.096171]  3503
[  376.097966]  ? warn_alloc+0x120/0x120
[  376.102016]  3503
[  376.104074]  ? print_usage_bug+0xc0/0xc0
[  376.107862] Node 0 
[  376.109936]  ? __lock_acquire+0x7ec/0x4ec0
[  376.114003] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  376.116219]  ? __lock_acquire+0x7ec/0x4ec0
[  376.120436] lowmem_reserve[]:
[  376.148805]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  376.153017]  0
[  376.156131]  ? should_fail+0x22d/0xd01
[  376.161637]  0 0
[  376.163448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.167309]  0
[  376.169280]  ? __lock_acquire+0x7ec/0x4ec0
[  376.176179]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  376.180424] Node 0 
[  376.185526]  ? __lock_acquire+0x7ec/0x4ec0
[  376.185536] DMA: 
[  376.187784]  ? should_fail+0x22d/0xd01
[  376.192011] 1*4kB 
[  376.194074]  ? mark_held_locks+0x130/0x130
[  376.197932] (U) 
[  376.200081]  ? mark_held_locks+0x130/0x130
[  376.204391] 0*8kB 
[  376.206368]  ? graph_lock+0x170/0x170
[  376.210737] 0*16kB 
[  376.212879]  ? graph_lock+0x170/0x170
[  376.212908]  ? graph_lock+0x170/0x170
[  376.216837] 1*32kB 
[  376.219072]  ? print_usage_bug+0xc0/0xc0
[  376.223560] (U) 
[  376.227364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.229582] 2*64kB 
[  376.233652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.235604] (U) 
[  376.241172]  ? check_preemption_disabled+0x48/0x200
[  376.243392] 1*128kB 
[  376.248930]  ? check_preemption_disabled+0x48/0x200
[  376.250927] (U) 
[  376.255953]  ? __lock_is_held+0xb5/0x140
[  376.258249] 1*256kB 
[  376.263258]  __alloc_pages_nodemask+0xa80/0xde0
[  376.265219] (U) 
[  376.269276]  ? graph_lock+0x170/0x170
[  376.271578] 0*512kB 
[  376.276241]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  376.278202] 1*1024kB (U) 
[  376.282029]  ? graph_lock+0x170/0x170
[  376.284340] 1*2048kB 
[  376.289360]  ? find_held_lock+0x36/0x1c0
[  376.292093] (M) 
[  376.295919]  ? ____cache_alloc_node+0x1c7/0x1e0
[  376.298295] 3*4096kB (M) 
[  376.302364]  ? lock_downgrade+0x900/0x900
[  376.304319] = 15908kB
[  376.308985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.311723] Node 0 
[  376.315865]  cache_grow_begin+0x91/0x8c0
[  376.318256] DMA32: 
[  376.323801]  ? do_raw_spin_unlock+0xa7/0x2f0
[  376.326065] 3*4kB 
[  376.330131]  fallback_alloc+0x203/0x2e0
[  376.332338] (UM) 
[  376.336741]  ____cache_alloc_node+0x1c7/0x1e0
[  376.338881] 0*8kB 
[  376.342851]  kmem_cache_alloc_node+0xe3/0x730
[  376.344891] 2*16kB 
[  376.349404]  ? ipv6_get_ifaddr+0x42e/0x620
[  376.351523] (M) 
[  376.356015]  __alloc_skb+0x119/0x770
[  376.358228] 1*32kB 
[  376.362468]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.364427] (M) 
[  376.368147]  ? skb_scrub_packet+0x490/0x490
[  376.370364] 3*64kB 
[  376.375638]  ? lock_downgrade+0x900/0x900
[  376.377590] (UM) 
[  376.381913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.384148] 3*128kB 
[  376.388295]  ? refcount_sub_and_test_checked+0x203/0x310
[  376.390337] (M) 
[  376.395884]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  376.398203] 2*256kB 
[  376.403649]  ? addrconf_rs_timer+0x6f0/0x6f0
[  376.405605] (M) 
[  376.411059]  ndisc_alloc_skb+0x144/0x340
[  376.413353] 3*512kB 
[  376.417767]  ndisc_send_rs+0x331/0x6e0
[  376.419719] (M) 
[  376.423801]  addrconf_rs_timer+0x3c0/0x6f0
[  376.426102] 4*1024kB 
[  376.430007]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.431960] (UM) 
[  376.436228]  call_timer_fn+0x272/0x920
[  376.438621] 3*2048kB 
[  376.442855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.444900] (M) 
[  376.448784]  ? process_timeout+0x40/0x40
[  376.451173] 3*4096kB 
[  376.455409]  ? find_held_lock+0x36/0x1c0
[  376.457374] (M) 
[  376.461444]  ? __run_timers+0x7da/0xc70
[  376.463869] = 25228kB
[  376.463879] Node 0 
[  376.467937]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.469899] Normal: 
[  376.473903]  ? _raw_spin_unlock_irq+0x27/0x80
[  376.476303] 1169*4kB 
[  376.478538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.483010] (MEH) 
[  376.485331]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  376.489804] 563*8kB 
[  376.492211]  ? trace_hardirqs_on+0xbd/0x310
[  376.496425] (UME) 
[  376.498580]  ? kasan_check_read+0x11/0x20
[  376.498597]  ? __run_timers+0x7da/0xc70
[  376.503164] 195*16kB 
[  376.505487]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  376.509788] (ME) 
[  376.511948]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.516085] 41*32kB 
[  376.520052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  376.522471] (UM) 
[  376.527909]  __run_timers+0x7e5/0xc70
[  376.527937]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  376.529981] 3*64kB (UM) 
[  376.534228]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  376.536554] 0*128kB 
[  376.540790]  ? graph_lock+0x170/0x170
[  376.542835] 0*256kB 
[  376.546631]  ? enqueue_hrtimer+0x1a5/0x560
[  376.551981] 0*512kB 
[  376.554651]  ? lock_release+0x970/0x970
[  376.559648] 0*1024kB 
[  376.561970]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  376.565744] 0*2048kB 0*4096kB 
[  376.568074]  ? find_held_lock+0x36/0x1c0
[  376.572301] = 13804kB
[  376.574623]  ? graph_lock+0x170/0x170
[  376.578595] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  376.581007]  ? pvclock_read_flags+0x160/0x160
[  376.586175] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  376.586185] 412 total pagecache pages
[  376.589374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.593419] 0 pages in swap cache
[  376.595836]  ? check_preemption_disabled+0x48/0x200
[  376.599619] Swap cache stats: add 0, delete 0, find 0/0
[  376.608452]  ? __lock_is_held+0xb5/0x140
[  376.612925] Free swap  = 0kB
[  376.621495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.625272] Total swap = 0kB
[  376.630806]  ? check_preemption_disabled+0x48/0x200
[  376.634261] 1965979 pages RAM
[  376.639281]  run_timer_softirq+0x52/0xb0
[  376.644620] 0 pages HighMem/MovableOnly
[  376.648674]  ? rcu_read_lock_sched_held+0x108/0x120
[  376.651664] 343324 pages reserved
[  376.651673] 0 pages cma reserved
[  376.657241]  __do_softirq+0x30b/0xad8
[  376.660328] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  376.665264]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  376.665287]  ? pvclock_read_flags+0x160/0x160
[  376.668437] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  376.672440]  ? lapic_next_event+0x5a/0x90
[  376.676394] ksoftirqd/1 cpuset=/
[  376.681420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.684853]  mems_allowed=0
[  376.688212]  ? check_preemption_disabled+0x48/0x200
[  376.739280]  ? check_preemption_disabled+0x48/0x200
[  376.744303]  ? kvm_clock_read+0x18/0x30
[  376.748289]  ? kvm_sched_clock_read+0x9/0x20
[  376.752707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.758245]  ? check_preemption_disabled+0x48/0x200
[  376.763310]  irq_exit+0x17f/0x1c0
[  376.766765]  smp_apic_timer_interrupt+0x1cb/0x760
[  376.771621]  ? smp_reschedule_interrupt+0x109/0x650
[  376.776644]  ? smp_call_function_single_interrupt+0x650/0x650
[  376.782540]  ? interrupt_entry+0xb5/0xf0
[  376.786610]  ? trace_hardirqs_off_caller+0xbb/0x300
[  376.791640]  ? trace_hardirqs_off_caller+0xbb/0x300
[  376.796661]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.801506]  ? trace_hardirqs_off+0x300/0x300
[  376.806000]  ? trace_hardirqs_off+0x300/0x300
[  376.810501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.816041]  ? check_preemption_disabled+0x48/0x200
[  376.821061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.826607]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  376.831462]  apic_timer_interrupt+0xf/0x20
[  376.835689]  </IRQ>
[  376.837930] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  376.842861] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  376.861762] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  376.869473] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  376.876752] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  376.884023] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  376.891477] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  376.898748] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  376.906056]  skb_clone+0x1bb/0x500
[  376.909600]  ? skb_split+0x11e0/0x11e0
[  376.913487]  ? check_preemption_disabled+0x48/0x200
[  376.918505]  ? __this_cpu_preempt_check+0x1c/0x1f
[  376.923346]  ? __bpf_redirect+0x54b/0xb20
[  376.927501]  bpf_clone_redirect+0xb9/0x490
[  376.931745]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  376.936765]  ? __sched_text_start+0x8/0x8
[  376.940930]  ? retint_kernel+0x2d/0x2d
[  376.944824]  ? find_held_lock+0x36/0x1c0
[  376.948899]  ? lock_acquire+0x1ed/0x520
[  376.952874]  ? bpf_test_run+0x32e/0x5a0
[  376.956849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  376.962404]  ? check_preemption_disabled+0x48/0x200
[  376.967425]  ? kasan_check_read+0x11/0x20
[  376.971575]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  376.976853]  ? rcu_bh_qs+0xc0/0xc0
[  376.980405]  ? preempt_schedule+0x4d/0x60
[  376.984556]  ? ___preempt_schedule+0x16/0x18
[  376.988969]  ? bpf_test_run+0x1c0/0x5a0
[  376.992960]  ? netlink_diag_dump+0x2a0/0x2a0
[  376.997375]  ? bpf_prog_test_run_skb+0x295/0xb40
[  377.002162]  ? bpf_prog_test_run_skb+0x634/0xb40
[  377.006929]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  377.011775]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  377.017309]  ? fput+0x130/0x1a0
[  377.020592]  ? __bpf_prog_get+0x9b/0x290
[  377.024657]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  377.029499]  ? bpf_prog_test_run+0x130/0x1a0
[  377.033922]  ? __x64_sys_bpf+0x3d8/0x510
[  377.037983]  ? bpf_prog_get+0x20/0x20
[  377.041802]  ? do_syscall_64+0x1b9/0x820
[  377.045864]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  377.051230]  ? syscall_return_slowpath+0x5e0/0x5e0
[  377.056162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.061023]  ? trace_hardirqs_off+0x300/0x300
[  377.065520]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  377.070539]  ? prepare_exit_to_usermode+0x291/0x3b0
[  377.075591]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  377.080439]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  377.085855] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  377.085973] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  377.092727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.092736] Call Trace:
[  377.099321] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  377.108583]  dump_stack+0x1c4/0x2b4
[  377.111146] syz-executor1 cpuset=
[  377.121678]  ? dump_stack_print_info.cold.2+0x52/0x52
[  377.125297] syz1
[  377.128755]  warn_alloc.cold.118+0xb7/0x1bd
[  377.133957]  mems_allowed=0
[  377.135926]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.147978]  ? lock_downgrade+0x900/0x900
[  377.152146]  ? trace_hardirqs_off+0xb8/0x300
[  377.156563]  ? trace_hardirqs_off+0xb8/0x300
[  377.160983]  __alloc_pages_slowpath+0x2667/0x2d80
[  377.165864]  ? warn_alloc+0x120/0x120
[  377.169674]  ? warn_alloc+0x120/0x120
[  377.173477]  ? print_usage_bug+0xc0/0xc0
[  377.177541]  ? warn_alloc+0x120/0x120
[  377.181343]  ? print_usage_bug+0xc0/0xc0
[  377.185406]  ? __lock_acquire+0x7ec/0x4ec0
[  377.189663]  ? __lock_acquire+0x7ec/0x4ec0
[  377.193905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.199441]  ? should_fail+0x22d/0xd01
[  377.203332]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.208435]  ? __lock_acquire+0x7ec/0x4ec0
[  377.212679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.217786]  ? __lock_acquire+0x7ec/0x4ec0
[  377.222031]  ? should_fail+0x22d/0xd01
[  377.225932]  ? mark_held_locks+0x130/0x130
[  377.230184]  ? mark_held_locks+0x130/0x130
[  377.234429]  ? graph_lock+0x170/0x170
[  377.238231]  ? graph_lock+0x170/0x170
[  377.242033]  ? graph_lock+0x170/0x170
[  377.245833]  ? print_usage_bug+0xc0/0xc0
[  377.249897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.255447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.260986]  ? check_preemption_disabled+0x48/0x200
[  377.265994]  ? check_preemption_disabled+0x48/0x200
[  377.271014]  ? __lock_is_held+0xb5/0x140
[  377.275077]  __alloc_pages_nodemask+0xa80/0xde0
[  377.279745]  ? graph_lock+0x170/0x170
[  377.283543]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  377.288552]  ? graph_lock+0x170/0x170
[  377.292359]  ? find_held_lock+0x36/0x1c0
[  377.296426]  ? ____cache_alloc_node+0x1c7/0x1e0
[  377.301089]  ? lock_downgrade+0x900/0x900
[  377.305244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.310800]  cache_grow_begin+0x91/0x8c0
[  377.314876]  ? do_raw_spin_unlock+0xa7/0x2f0
[  377.319299]  fallback_alloc+0x203/0x2e0
[  377.323285]  ____cache_alloc_node+0x1c7/0x1e0
[  377.327786]  kmem_cache_alloc_node+0xe3/0x730
[  377.332285]  ? ipv6_get_ifaddr+0x42e/0x620
[  377.336528]  __alloc_skb+0x119/0x770
[  377.340242]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  377.345552]  ? skb_scrub_packet+0x490/0x490
[  377.349897]  ? lock_downgrade+0x900/0x900
[  377.354076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.359613]  ? refcount_sub_and_test_checked+0x203/0x310
[  377.365063]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  377.370662]  ? addrconf_rs_timer+0x6f0/0x6f0
[  377.375083]  ndisc_alloc_skb+0x144/0x340
[  377.379171]  ndisc_send_rs+0x331/0x6e0
[  377.383200]  addrconf_rs_timer+0x3c0/0x6f0
[  377.387443]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.391696]  call_timer_fn+0x272/0x920
[  377.395584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.399824]  ? process_timeout+0x40/0x40
[  377.403885]  ? find_held_lock+0x36/0x1c0
[  377.407962]  ? __run_timers+0x7da/0xc70
[  377.411939]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.416433]  ? _raw_spin_unlock_irq+0x27/0x80
[  377.420934]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.425183]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  377.429766]  ? trace_hardirqs_on+0xbd/0x310
[  377.434087]  ? kasan_check_read+0x11/0x20
[  377.438242]  ? __run_timers+0x7da/0xc70
[  377.442220]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  377.447676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.451920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  377.456155]  __run_timers+0x7e5/0xc70
[  377.459972]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  377.465333]  ? compat_start_thread+0x80/0x80
[  377.469748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.475293]  ? _raw_spin_unlock_irq+0x60/0x80
[  377.479795]  ? finish_task_switch+0x1f5/0x900
[  377.484427]  ? finish_task_switch+0x1b5/0x900
[  377.488925]  ? __switch_to_asm+0x34/0x70
[  377.492992]  ? preempt_notifier_register+0x200/0x200
[  377.498098]  ? __switch_to_asm+0x34/0x70
[  377.502171]  ? __switch_to_asm+0x40/0x70
[  377.506232]  ? __switch_to_asm+0x34/0x70
[  377.510295]  ? __switch_to_asm+0x40/0x70
[  377.514352]  ? __switch_to_asm+0x34/0x70
[  377.518413]  ? __switch_to_asm+0x40/0x70
[  377.522477]  ? __switch_to_asm+0x40/0x70
[  377.526560]  ? pvclock_read_flags+0x160/0x160
[  377.531054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.536591]  ? check_preemption_disabled+0x48/0x200
[  377.541630]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  377.547169]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  377.552450]  ? rcu_pm_notify+0xc0/0xc0
[  377.556340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.561877]  ? check_preemption_disabled+0x48/0x200
[  377.566914]  run_timer_softirq+0x52/0xb0
[  377.570976]  ? rcu_read_lock_sched_held+0x108/0x120
[  377.575994]  __do_softirq+0x30b/0xad8
[  377.579806]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  377.584921]  ? trace_hardirqs_off_caller+0x300/0x300
[  377.590173]  ? schedule+0x108/0x460
[  377.593807]  ? __schedule+0x1ed0/0x1ed0
[  377.597785]  ? trace_hardirqs_off+0xb8/0x300
[  377.602196]  ? ___might_sleep+0x1ed/0x300
[  377.606359]  ? smpboot_thread_fn+0x68b/0xa00
[  377.610785]  ? trace_hardirqs_on+0x310/0x310
[  377.615209]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.620761]  ? check_preemption_disabled+0x48/0x200
[  377.625776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  377.631315]  ? takeover_tasklets+0xa90/0xa90
[  377.635744]  run_ksoftirqd+0x94/0x100
[  377.639545]  smpboot_thread_fn+0x68b/0xa00
[  377.643783]  ? sort_range+0x30/0x30
[  377.647406]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  377.652510]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.658074]  ? __kthread_parkme+0xfb/0x1a0
[  377.662315]  kthread+0x35a/0x420
[  377.665680]  ? sort_range+0x30/0x30
[  377.669304]  ? kthread_bind+0x40/0x40
[  377.673194]  ret_from_fork+0x3a/0x50
[  377.676929] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  377.676935] warn_alloc_show_mem: 1 callbacks suppressed
[  377.676942] Mem-Info:
[  377.684214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  377.689591] active_anon:54556 inactive_anon:372 isolated_anon:0
[  377.689591]  active_file:17 inactive_file:16 isolated_file:0
[  377.689591]  unevictable:0 dirty:0 writeback:0 unstable:0
[  377.689591]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  377.689591]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  377.689591]  free:13727 free_pcp:164 free_cma:0
[  377.691973] Call Trace:
[  377.701361] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  377.734237]  <IRQ>
[  377.736811] Node 0 
[  377.764389]  dump_stack+0x1c4/0x2b4
[  377.766549] 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
[  377.768760]  ? dump_stack_print_info.cold.2+0x52/0x52
[  377.772367] lowmem_reserve[]:
[  377.797878]  warn_alloc.cold.118+0xb7/0x1bd
[  377.803032]  0 2815
[  377.806166]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  377.810463]  6318
[  377.812692]  ? lock_downgrade+0x900/0x900
[  377.817513]  6318
[  377.819607]  ? trace_hardirqs_off+0xb8/0x300
[  377.823727] Node 0 
[  377.825798]  ? trace_hardirqs_off+0xb8/0x300
[  377.830204] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  377.832430]  __alloc_pages_slowpath+0x2667/0x2d80
[  377.836812] lowmem_reserve[]:
[  377.863471]  ? warn_alloc+0x120/0x120
[  377.868271]  0
[  377.871374]  ? trace_hardirqs_on+0x310/0x310
[  377.875146]  0 3503
[  377.876954]  ? warn_alloc+0x120/0x120
[  377.881334]  3503
[  377.883581]  ? print_usage_bug+0xc0/0xc0
[  377.887358] Node 0 
[  377.889419]  ? warn_alloc+0x120/0x120
[  377.893654] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  377.895870]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  377.899644] lowmem_reserve[]:
[  377.928015]  ? print_usage_bug+0xc0/0xc0
[  377.933011]  0
[  377.936111]  ? __lock_acquire+0x7ec/0x4ec0
[  377.940159]  0
[  377.941968]  ? __lock_acquire+0x7ec/0x4ec0
[  377.946177]  0 0
[  377.947988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  377.952218] Node 0 
[  377.954198]  ? should_fail+0x22d/0xd01
[  377.959713] DMA: 
[  377.961952]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.965815] 1*4kB 
[  377.967888]  ? __lock_acquire+0x7ec/0x4ec0
[  377.972995] (U) 
[  377.975154]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  377.979362] 0*8kB 0*16kB 
[  377.981348]  ? __lock_acquire+0x7ec/0x4ec0
[  377.986428] 1*32kB 
[  377.989182]  ? should_fail+0x22d/0xd01
[  377.993403] (U) 
[  377.995635]  ? print_usage_bug+0xc0/0xc0
[  378.000083] 2*64kB (U) 
[  378.002095]  ? mark_held_locks+0x130/0x130
[  378.006135] 1*128kB 
[  378.008716]  ? mark_held_locks+0x130/0x130
[  378.012924] (U) 1*256kB 
[  378.015261]  ? graph_lock+0x170/0x170
[  378.019468] (U) 
[  378.022142]  ? print_usage_bug+0xc0/0xc0
[  378.026288] 0*512kB 1*1024kB 
[  378.028275]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  378.032421] (U) 
[  378.035547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.040281] 1*2048kB 
[  378.042262]  ? check_preemption_disabled+0x48/0x200
[  378.047769] (M) 3*4096kB 
[  378.050201]  ? check_preemption_disabled+0x48/0x200
[  378.055204] (M) = 15908kB
[  378.057976]  ? __lock_is_held+0xb5/0x140
[  378.062986] Node 0 
[  378.065745]  __alloc_pages_nodemask+0xa80/0xde0
[  378.069775] DMA32: 3*4kB 
[  378.072027]  ? graph_lock+0x170/0x170
[  378.076676] (UM) 
[  378.079431]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  378.083313] 0*8kB 
[  378.085422]  ? graph_lock+0x170/0x170
[  378.090421] 2*16kB 
[  378.092596]  ? find_held_lock+0x36/0x1c0
[  378.096365] (M) 
[  378.098614]  ? ____cache_alloc_node+0x1c7/0x1e0
[  378.102650] 1*32kB 
[  378.104622]  ? lock_downgrade+0x900/0x900
[  378.109273] (M) 
[  378.111514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.115633] 3*64kB (UM) 
[  378.117620]  cache_grow_begin+0x91/0x8c0
[  378.123153] 3*128kB 
[  378.125823]  ? do_raw_spin_unlock+0xa7/0x2f0
[  378.129862] (M) 
[  378.132209]  fallback_alloc+0x203/0x2e0
[  378.136586] 2*256kB (M) 
[  378.138574]  ____cache_alloc_node+0x1c7/0x1e0
[  378.142524] 3*512kB 
[  378.145191]  kmem_cache_alloc_node+0xe3/0x730
[  378.149661] (M) 
[  378.151981]  ? ipv6_get_ifaddr+0x42e/0x620
[  378.156455] 4*1024kB 
[  378.158438]  __alloc_skb+0x119/0x770
[  378.162638] (UM) 3*2048kB 
[  378.165087]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.168784] (M) 
[  378.171641]  ? skb_scrub_packet+0x490/0x490
[  378.176908] 3*4096kB (M) 
[  378.178893]  ? lock_downgrade+0x900/0x900
[  378.183187] = 25228kB
[  378.183196] Node 0 
[  378.185953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.190074] Normal: 
[  378.192483]  ? refcount_sub_and_test_checked+0x203/0x310
[  378.194701] 1169*4kB 
[  378.200230]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  378.202545] (MEH) 
[  378.207998]  ? addrconf_rs_timer+0x6f0/0x6f0
[  378.210386] 563*8kB 
[  378.215844]  ndisc_alloc_skb+0x144/0x340
[  378.217960] (UME) 
[  378.222362]  ndisc_send_rs+0x331/0x6e0
[  378.224655] 195*16kB (ME) 
[  378.228744]  addrconf_rs_timer+0x3c0/0x6f0
[  378.230882] 41*32kB 
[  378.234765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.237583] (UM) 
[  378.241827]  call_timer_fn+0x272/0x920
[  378.244128] 3*64kB 
[  378.248355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.250399] (UM) 
[  378.254278]  ? process_timeout+0x40/0x40
[  378.256493] 0*128kB 
[  378.260719]  ? find_held_lock+0x36/0x1c0
[  378.262761] 0*256kB 
[  378.266845]  ? __run_timers+0x7da/0xc70
[  378.269168] 0*512kB 
[  378.273246]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.275549] 0*1024kB 
[  378.279525]  ? _raw_spin_unlock_irq+0x27/0x80
[  378.281834] 0*2048kB 0*4096kB 
[  378.286346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.288765] = 13804kB
[  378.293278]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  378.296466] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  378.300703]  ? trace_hardirqs_on+0xbd/0x310
[  378.303125] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  378.307724]  ? kasan_check_read+0x11/0x20
[  378.316540] 412 total pagecache pages
[  378.320855]  ? __run_timers+0x7da/0xc70
[  378.329413] 0 pages in swap cache
[  378.333551]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  378.337338] Swap cache stats: add 0, delete 0, find 0/0
[  378.337347] Free swap  = 0kB
[  378.341320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.344749] Total swap = 0kB
[  378.350207]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  378.355549] 1965979 pages RAM
[  378.358562]  __run_timers+0x7e5/0xc70
[  378.362768] 0 pages HighMem/MovableOnly
[  378.362777] 343324 pages reserved
[  378.365800]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  378.370015] 0 pages cma reserved
[  378.370140] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  378.373149]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  378.373165]  ? graph_lock+0x170/0x170
[  378.373186]  ? enqueue_hrtimer+0x1a5/0x560
[  378.377043] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.380951]  ? lock_release+0x970/0x970
[  378.384381] ksoftirqd/1 cpuset=
[  378.389757]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  378.393101] /
[  378.399598]  ? find_held_lock+0x36/0x1c0
[  378.404590]  mems_allowed=0
[  378.408379]  ? graph_lock+0x170/0x170
[  378.447776]  ? pvclock_read_flags+0x160/0x160
[  378.452272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.457816]  ? check_preemption_disabled+0x48/0x200
[  378.462874]  ? __lock_is_held+0xb5/0x140
[  378.466939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.472473]  ? check_preemption_disabled+0x48/0x200
[  378.477504]  run_timer_softirq+0x52/0xb0
[  378.481565]  ? rcu_read_lock_sched_held+0x108/0x120
[  378.486592]  __do_softirq+0x30b/0xad8
[  378.490419]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  378.495529]  ? pvclock_read_flags+0x160/0x160
[  378.500028]  ? lapic_next_event+0x5a/0x90
[  378.504191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.509729]  ? check_preemption_disabled+0x48/0x200
[  378.514746]  ? check_preemption_disabled+0x48/0x200
[  378.519766]  ? kvm_clock_read+0x18/0x30
[  378.523753]  ? kvm_sched_clock_read+0x9/0x20
[  378.528175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.533710]  ? check_preemption_disabled+0x48/0x200
[  378.538740]  irq_exit+0x17f/0x1c0
[  378.542207]  smp_apic_timer_interrupt+0x1cb/0x760
[  378.547051]  ? smp_reschedule_interrupt+0x109/0x650
[  378.552068]  ? smp_call_function_single_interrupt+0x650/0x650
[  378.557956]  ? interrupt_entry+0xb5/0xf0
[  378.562036]  ? trace_hardirqs_off_caller+0xbb/0x300
[  378.567050]  ? trace_hardirqs_off_caller+0xbb/0x300
[  378.572067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.576913]  ? trace_hardirqs_off+0x300/0x300
[  378.581413]  ? trace_hardirqs_off+0x300/0x300
[  378.585921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.591462]  ? check_preemption_disabled+0x48/0x200
[  378.596480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.602041]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.606906]  apic_timer_interrupt+0xf/0x20
[  378.611143]  </IRQ>
[  378.613387] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  378.618327] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  378.637229] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  378.644950] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  378.652216] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  378.659485] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  378.666755] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  378.674023] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  378.681340]  skb_clone+0x1bb/0x500
[  378.684898]  ? skb_split+0x11e0/0x11e0
[  378.688794]  ? check_preemption_disabled+0x48/0x200
[  378.693844]  ? __this_cpu_preempt_check+0x1c/0x1f
[  378.698689]  ? __bpf_redirect+0x54b/0xb20
[  378.702872]  bpf_clone_redirect+0xb9/0x490
[  378.707129]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  378.712179]  ? __sched_text_start+0x8/0x8
[  378.716329]  ? retint_kernel+0x2d/0x2d
[  378.720230]  ? find_held_lock+0x36/0x1c0
[  378.724299]  ? lock_acquire+0x1ed/0x520
[  378.728270]  ? bpf_test_run+0x32e/0x5a0
[  378.732251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  378.737790]  ? check_preemption_disabled+0x48/0x200
[  378.742808]  ? kasan_check_read+0x11/0x20
[  378.746959]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  378.752244]  ? rcu_bh_qs+0xc0/0xc0
[  378.755800]  ? preempt_schedule+0x4d/0x60
[  378.759946]  ? ___preempt_schedule+0x16/0x18
[  378.764385]  ? bpf_test_run+0x1c0/0x5a0
[  378.768375]  ? netlink_diag_dump+0x2a0/0x2a0
[  378.772803]  ? bpf_prog_test_run_skb+0x295/0xb40
[  378.777562]  ? bpf_prog_test_run_skb+0x634/0xb40
[  378.782323]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  378.787186]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  378.792723]  ? fput+0x130/0x1a0
[  378.796015]  ? __bpf_prog_get+0x9b/0x290
[  378.800086]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  378.804939]  ? bpf_prog_test_run+0x130/0x1a0
[  378.809350]  ? __x64_sys_bpf+0x3d8/0x510
[  378.813424]  ? bpf_prog_get+0x20/0x20
[  378.817261]  ? do_syscall_64+0x1b9/0x820
[  378.821324]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  378.826718]  ? syscall_return_slowpath+0x5e0/0x5e0
[  378.831645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.836495]  ? trace_hardirqs_off+0x300/0x300
[  378.840988]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  378.846016]  ? prepare_exit_to_usermode+0x291/0x3b0
[  378.851039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  378.855889]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  378.861283] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  378.861368] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  378.868134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  378.868140] Call Trace:
[  378.868158]  dump_stack+0x1c4/0x2b4
[  378.868173]  ? dump_stack_print_info.cold.2+0x52/0x52
[  378.868199]  warn_alloc.cold.118+0xb7/0x1bd
[  378.874768] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  378.884023]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  378.886586] syz-executor1 cpuset=
[  378.890220]  ? lock_downgrade+0x900/0x900
[  378.895386] syz1
[  378.899707]  ? trace_hardirqs_off+0xb8/0x300
[  378.910186]  mems_allowed=0
[  378.915021]  ? trace_hardirqs_off+0xb8/0x300
[  378.936941]  __alloc_pages_slowpath+0x2667/0x2d80
[  378.941809]  ? warn_alloc+0x120/0x120
[  378.945616]  ? warn_alloc+0x120/0x120
[  378.949419]  ? print_usage_bug+0xc0/0xc0
[  378.953484]  ? warn_alloc+0x120/0x120
[  378.957291]  ? print_usage_bug+0xc0/0xc0
[  378.961354]  ? __lock_acquire+0x7ec/0x4ec0
[  378.965586]  ? __lock_acquire+0x7ec/0x4ec0
[  378.969824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  378.975367]  ? should_fail+0x22d/0xd01
[  378.979261]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.984361]  ? __lock_acquire+0x7ec/0x4ec0
[  378.988601]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  378.993706]  ? __lock_acquire+0x7ec/0x4ec0
[  378.998400]  ? should_fail+0x22d/0xd01
[  379.002312]  ? mark_held_locks+0x130/0x130
[  379.006552]  ? mark_held_locks+0x130/0x130
[  379.010815]  ? graph_lock+0x170/0x170
[  379.014621]  ? graph_lock+0x170/0x170
[  379.018444]  ? graph_lock+0x170/0x170
[  379.022249]  ? print_usage_bug+0xc0/0xc0
[  379.026312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.031850]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.037386]  ? check_preemption_disabled+0x48/0x200
[  379.042403]  ? check_preemption_disabled+0x48/0x200
[  379.047434]  ? __lock_is_held+0xb5/0x140
[  379.051519]  __alloc_pages_nodemask+0xa80/0xde0
[  379.056190]  ? graph_lock+0x170/0x170
[  379.059994]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  379.065005]  ? graph_lock+0x170/0x170
[  379.068818]  ? find_held_lock+0x36/0x1c0
[  379.072941]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.077611]  ? lock_downgrade+0x900/0x900
[  379.081797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.087351]  cache_grow_begin+0x91/0x8c0
[  379.091427]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.095847]  fallback_alloc+0x203/0x2e0
[  379.099835]  ____cache_alloc_node+0x1c7/0x1e0
[  379.104336]  kmem_cache_alloc_node+0xe3/0x730
[  379.108837]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.113081]  __alloc_skb+0x119/0x770
[  379.116806]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.122091]  ? skb_scrub_packet+0x490/0x490
[  379.126425]  ? lock_downgrade+0x900/0x900
[  379.130587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.136138]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.141597]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.147052]  ? addrconf_rs_timer+0x6f0/0x6f0
[  379.151474]  ndisc_alloc_skb+0x144/0x340
[  379.155540]  ndisc_send_rs+0x331/0x6e0
[  379.159440]  addrconf_rs_timer+0x3c0/0x6f0
[  379.163681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.167933]  call_timer_fn+0x272/0x920
[  379.171837]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.176075]  ? process_timeout+0x40/0x40
[  379.180142]  ? find_held_lock+0x36/0x1c0
[  379.184219]  ? __run_timers+0x7da/0xc70
[  379.188201]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.192695]  ? _raw_spin_unlock_irq+0x27/0x80
[  379.197202]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.201436]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  379.206024]  ? trace_hardirqs_on+0xbd/0x310
[  379.210348]  ? kasan_check_read+0x11/0x20
[  379.214496]  ? __run_timers+0x7da/0xc70
[  379.218472]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  379.223940]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.228195]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  379.232430]  __run_timers+0x7e5/0xc70
[  379.236248]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  379.241612]  ? compat_start_thread+0x80/0x80
[  379.246033]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.251573]  ? _raw_spin_unlock_irq+0x60/0x80
[  379.256078]  ? finish_task_switch+0x1f5/0x900
[  379.260577]  ? finish_task_switch+0x1b5/0x900
[  379.265083]  ? __switch_to_asm+0x34/0x70
[  379.269185]  ? preempt_notifier_register+0x200/0x200
[  379.274287]  ? __switch_to_asm+0x34/0x70
[  379.278346]  ? __switch_to_asm+0x40/0x70
[  379.282404]  ? __switch_to_asm+0x34/0x70
[  379.286489]  ? __switch_to_asm+0x40/0x70
[  379.290547]  ? __switch_to_asm+0x34/0x70
[  379.294605]  ? __switch_to_asm+0x40/0x70
[  379.298665]  ? __switch_to_asm+0x40/0x70
[  379.302738]  ? pvclock_read_flags+0x160/0x160
[  379.307233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.312770]  ? check_preemption_disabled+0x48/0x200
[  379.317799]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  379.323350]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.328645]  ? rcu_pm_notify+0xc0/0xc0
[  379.332534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.338067]  ? check_preemption_disabled+0x48/0x200
[  379.343089]  run_timer_softirq+0x52/0xb0
[  379.347165]  ? rcu_read_lock_sched_held+0x108/0x120
[  379.352188]  __do_softirq+0x30b/0xad8
[  379.356008]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  379.361112]  ? trace_hardirqs_off_caller+0x300/0x300
[  379.366248]  ? schedule+0x108/0x460
[  379.369904]  ? __schedule+0x1ed0/0x1ed0
[  379.373886]  ? trace_hardirqs_off+0xb8/0x300
[  379.378302]  ? ___might_sleep+0x1ed/0x300
[  379.382448]  ? smpboot_thread_fn+0x68b/0xa00
[  379.386856]  ? trace_hardirqs_on+0x310/0x310
[  379.391275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.396824]  ? check_preemption_disabled+0x48/0x200
[  379.401841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.407394]  ? takeover_tasklets+0xa90/0xa90
[  379.411821]  run_ksoftirqd+0x94/0x100
[  379.415648]  smpboot_thread_fn+0x68b/0xa00
[  379.419886]  ? sort_range+0x30/0x30
[  379.423561]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  379.428661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.434199]  ? __kthread_parkme+0xfb/0x1a0
[  379.438438]  kthread+0x35a/0x420
[  379.441801]  ? sort_range+0x30/0x30
[  379.445440]  ? kthread_bind+0x40/0x40
[  379.449255]  ret_from_fork+0x3a/0x50
[  379.452996] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  379.453014] warn_alloc_show_mem: 1 callbacks suppressed
[  379.453035] Mem-Info:
[  379.460313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  379.465684] active_anon:54556 inactive_anon:372 isolated_anon:0
[  379.465684]  active_file:17 inactive_file:16 isolated_file:0
[  379.465684]  unevictable:0 dirty:0 writeback:0 unstable:0
[  379.465684]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  379.465684]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  379.465684]  free:13727 free_pcp:164 free_cma:0
[  379.468059] Call Trace:
[  379.477421] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  379.477455] Node 0 
[  379.510328]  <IRQ>
[  379.512930] 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
[  379.540488]  dump_stack+0x1c4/0x2b4
[  379.542703] lowmem_reserve[]:
[  379.544853]  ? dump_stack_print_info.cold.2+0x52/0x52
[  379.570349]  0
[  379.573997]  warn_alloc.cold.118+0xb7/0x1bd
[  379.577069]  2815
[  379.582282]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  379.584057]  6318 6318
[  379.588385]  ? lock_downgrade+0x900/0x900
[  379.590428] Node 0 
[  379.595272]  ? trace_hardirqs_off+0xb8/0x300
[  379.597770] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  379.601891]  ? trace_hardirqs_off+0xb8/0x300
[  379.604122] lowmem_reserve[]:
[  379.608538]  __alloc_pages_slowpath+0x2667/0x2d80
[  379.635059]  0
[  379.639500]  ? warn_alloc+0x120/0x120
[  379.642557]  0
[  379.647405]  ? trace_hardirqs_on+0x310/0x310
[  379.649172]  3503 3503
[  379.652978]  ? warn_alloc+0x120/0x120
[  379.654762] Node 0 
[  379.659171]  ? print_usage_bug+0xc0/0xc0
[  379.661670] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  379.665444]  ? warn_alloc+0x120/0x120
[  379.667658] lowmem_reserve[]:
[  379.671710]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  379.671728]  ? print_usage_bug+0xc0/0xc0
[  379.700069]  0 0
[  379.703882]  ? __lock_acquire+0x7ec/0x4ec0
[  379.706966]  0 0
[  379.711989]  ? __lock_acquire+0x7ec/0x4ec0
[  379.716029] Node 0 
[  379.718026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  379.722231] DMA: 1*4kB 
[  379.724216]  ? should_fail+0x22d/0xd01
[  379.728425] (U) 
[  379.730658]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.736174] 0*8kB 
[  379.738752]  ? __lock_acquire+0x7ec/0x4ec0
[  379.742617] 0*16kB 
[  379.744589]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  379.749668] 1*32kB 
[  379.751811]  ? __lock_acquire+0x7ec/0x4ec0
[  379.756026] (U) 
[  379.758264]  ? should_fail+0x22d/0xd01
[  379.763344] 2*64kB 
[  379.765577]  ? print_usage_bug+0xc0/0xc0
[  379.769791] (U) 
[  379.771778]  ? mark_held_locks+0x130/0x130
[  379.775655] 1*128kB 
[  379.777890]  ? mark_held_locks+0x130/0x130
[  379.781937] (U) 
[  379.783914]  ? graph_lock+0x170/0x170
[  379.788135] 1*256kB 
[  379.790459]  ? print_usage_bug+0xc0/0xc0
[  379.794667] (U) 0*512kB 
[  379.796647]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  379.796666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.800448] 1*1024kB 
[  379.802765]  ? check_preemption_disabled+0x48/0x200
[  379.806828] (U) 
[  379.809494]  ? check_preemption_disabled+0x48/0x200
[  379.814225] 1*2048kB 
[  379.819773]  ? __lock_is_held+0xb5/0x140
[  379.822157] (M) 
[  379.827199]  __alloc_pages_nodemask+0xa80/0xde0
[  379.829146] 3*4096kB (M) 
[  379.834171]  ? graph_lock+0x170/0x170
[  379.836566] = 15908kB
[  379.840620]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  379.842574] Node 0 
[  379.847243]  ? graph_lock+0x170/0x170
[  379.849983] DMA32: 
[  379.853799]  ? find_held_lock+0x36/0x1c0
[  379.856185] 3*4kB 
[  379.861225]  ? ____cache_alloc_node+0x1c7/0x1e0
[  379.863433] (UM) 
[  379.867228]  ? lock_downgrade+0x900/0x900
[  379.869441] 0*8kB 2*16kB 
[  379.873507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.875642] (M) 1*32kB 
[  379.880328]  cache_grow_begin+0x91/0x8c0
[  379.882371] (M) 
[  379.886519]  ? do_raw_spin_unlock+0xa7/0x2f0
[  379.889252] 3*64kB 
[  379.894975]  fallback_alloc+0x203/0x2e0
[  379.897538] (UM) 
[  379.901601]  ____cache_alloc_node+0x1c7/0x1e0
[  379.903544] 3*128kB (M) 
[  379.907968]  kmem_cache_alloc_node+0xe3/0x730
[  379.910183] 2*256kB 
[  379.914161]  ? ipv6_get_ifaddr+0x42e/0x620
[  379.916202] (M) 
[  379.920702]  __alloc_skb+0x119/0x770
[  379.923346] 3*512kB (M) 
[  379.927849]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  379.930146] 4*1024kB (UM) 
[  379.934388]  ? skb_scrub_packet+0x490/0x490
[  379.936344] 3*2048kB 
[  379.940051]  ? lock_downgrade+0x900/0x900
[  379.942698] (M) 
[  379.947983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  379.950807] 3*4096kB (M) 
[  379.955142]  ? refcount_sub_and_test_checked+0x203/0x310
[  379.957531] = 25228kB
[  379.961681]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  379.963641] Node 0 
[  379.969180]  ? addrconf_rs_timer+0x6f0/0x6f0
[  379.971925] Normal: 
[  379.977382]  ndisc_alloc_skb+0x144/0x340
[  379.979768] 1169*4kB 
[  379.985222]  ndisc_send_rs+0x331/0x6e0
[  379.987432] (MEH) 
[  379.991846]  addrconf_rs_timer+0x3c0/0x6f0
[  379.994144] 563*8kB (UME) 
[  379.998423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.000806] 195*16kB 
[  380.004698]  call_timer_fn+0x272/0x920
[  380.006821] (ME) 
[  380.011052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.013874] 41*32kB 
[  380.018112]  ? process_timeout+0x40/0x40
[  380.020507] (UM) 
[  380.024399]  ? find_held_lock+0x36/0x1c0
[  380.024426]  ? __run_timers+0x7da/0xc70
[  380.026467] 3*64kB 
[  380.030697]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.033001] (UM) 
[  380.037061]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.039130] 0*128kB 
[  380.043198]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.047158] 0*256kB 
[  380.049407]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  380.053880] 0*512kB 
[  380.055955]  ? trace_hardirqs_on+0xbd/0x310
[  380.060422] 0*1024kB 0*2048kB 
[  380.062758]  ? kasan_check_read+0x11/0x20
[  380.066975] 0*4096kB 
[  380.069297]  ? __run_timers+0x7da/0xc70
[  380.073868] = 13804kB
[  380.076190]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.080503] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  380.083688]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.087818] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  380.090227]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.094186] 412 total pagecache pages
[  380.096596]  __run_timers+0x7e5/0xc70
[  380.102030] 0 pages in swap cache
[  380.110868]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  380.115073] Swap cache stats: add 0, delete 0, find 0/0
[  380.123642]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  380.127850] Free swap  = 0kB
[  380.127859] Total swap = 0kB
[  380.131671]  ? graph_lock+0x170/0x170
[  380.135453] 1965979 pages RAM
[  380.138908]  ? enqueue_hrtimer+0x1a5/0x560
[  380.144267] 0 pages HighMem/MovableOnly
[  380.144277] 343324 pages reserved
[  380.149633]  ? lock_release+0x970/0x970
[  380.154628] 0 pages cma reserved
[  380.157642]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  380.160719] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.164436]  ? find_held_lock+0x36/0x1c0
[  380.164458]  ? graph_lock+0x170/0x170
[  380.164476]  ? pvclock_read_flags+0x160/0x160
[  380.167623] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.171795]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.175759] ksoftirqd/1 cpuset=
[  380.179201]  ? check_preemption_disabled+0x48/0x200
[  380.183155] /
[  380.186530]  ? __lock_is_held+0xb5/0x140
[  380.191694]  mems_allowed=0
[  380.198184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.248757]  ? check_preemption_disabled+0x48/0x200
[  380.253787]  run_timer_softirq+0x52/0xb0
[  380.257852]  ? rcu_read_lock_sched_held+0x108/0x120
[  380.262877]  __do_softirq+0x30b/0xad8
[  380.266692]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  380.271808]  ? pvclock_read_flags+0x160/0x160
[  380.276304]  ? lapic_next_event+0x5a/0x90
[  380.280458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.285998]  ? check_preemption_disabled+0x48/0x200
[  380.291015]  ? check_preemption_disabled+0x48/0x200
[  380.296052]  ? kvm_clock_read+0x18/0x30
[  380.300038]  ? kvm_sched_clock_read+0x9/0x20
[  380.304448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.309983]  ? check_preemption_disabled+0x48/0x200
[  380.315016]  irq_exit+0x17f/0x1c0
[  380.318493]  smp_apic_timer_interrupt+0x1cb/0x760
[  380.323339]  ? smp_reschedule_interrupt+0x109/0x650
[  380.328361]  ? smp_call_function_single_interrupt+0x650/0x650
[  380.334258]  ? interrupt_entry+0xb5/0xf0
[  380.338321]  ? trace_hardirqs_off_caller+0xbb/0x300
[  380.343340]  ? trace_hardirqs_off_caller+0xbb/0x300
[  380.348362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.353214]  ? trace_hardirqs_off+0x300/0x300
[  380.357712]  ? trace_hardirqs_off+0x300/0x300
[  380.362218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.367756]  ? check_preemption_disabled+0x48/0x200
[  380.372770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.378316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.383173]  apic_timer_interrupt+0xf/0x20
[  380.387408]  </IRQ>
[  380.389650] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  380.394592] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  380.413490] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  380.421205] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  380.428495] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  380.435762] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  380.443024] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  380.450287] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  380.457613]  skb_clone+0x1bb/0x500
[  380.461162]  ? skb_split+0x11e0/0x11e0
[  380.465051]  ? check_preemption_disabled+0x48/0x200
[  380.470069]  ? __this_cpu_preempt_check+0x1c/0x1f
[  380.474937]  ? __bpf_redirect+0x54b/0xb20
[  380.479097]  bpf_clone_redirect+0xb9/0x490
[  380.483351]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  380.488372]  ? __sched_text_start+0x8/0x8
[  380.492528]  ? retint_kernel+0x2d/0x2d
[  380.496428]  ? find_held_lock+0x36/0x1c0
[  380.500499]  ? lock_acquire+0x1ed/0x520
[  380.504474]  ? bpf_test_run+0x32e/0x5a0
[  380.508448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.513985]  ? check_preemption_disabled+0x48/0x200
[  380.519003]  ? kasan_check_read+0x11/0x20
[  380.523170]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  380.528462]  ? rcu_bh_qs+0xc0/0xc0
[  380.532007]  ? preempt_schedule+0x4d/0x60
[  380.536164]  ? ___preempt_schedule+0x16/0x18
[  380.540606]  ? bpf_test_run+0x1c0/0x5a0
[  380.544594]  ? netlink_diag_dump+0x2a0/0x2a0
[  380.549010]  ? bpf_prog_test_run_skb+0x295/0xb40
[  380.553772]  ? bpf_prog_test_run_skb+0x634/0xb40
[  380.558538]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  380.563396]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  380.568934]  ? fput+0x130/0x1a0
[  380.572233]  ? __bpf_prog_get+0x9b/0x290
[  380.576315]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  380.581157]  ? bpf_prog_test_run+0x130/0x1a0
[  380.585744]  ? __x64_sys_bpf+0x3d8/0x510
[  380.589841]  ? bpf_prog_get+0x20/0x20
[  380.593666]  ? do_syscall_64+0x1b9/0x820
[  380.597729]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  380.603095]  ? syscall_return_slowpath+0x5e0/0x5e0
[  380.608035]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.612883]  ? trace_hardirqs_off+0x300/0x300
[  380.617384]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  380.622421]  ? prepare_exit_to_usermode+0x291/0x3b0
[  380.627445]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  380.632299]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  380.637690] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  380.637779] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  380.644547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  380.644557] Call Trace:
[  380.644578]  dump_stack+0x1c4/0x2b4
[  380.644600]  ? dump_stack_print_info.cold.2+0x52/0x52
[  380.651153] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  380.660458]  warn_alloc.cold.118+0xb7/0x1bd
[  380.663011] syz-executor1 cpuset=
[  380.666632]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  380.671797] syz1
[  380.682279]  ? lock_downgrade+0x900/0x900
[  380.686578]  mems_allowed=0
[  380.690032]  ? trace_hardirqs_off+0xb8/0x300
[  380.708271]  ? trace_hardirqs_off+0xb8/0x300
[  380.712692]  __alloc_pages_slowpath+0x2667/0x2d80
[  380.717568]  ? warn_alloc+0x120/0x120
[  380.721379]  ? warn_alloc+0x120/0x120
[  380.725186]  ? print_usage_bug+0xc0/0xc0
[  380.729247]  ? warn_alloc+0x120/0x120
[  380.733054]  ? print_usage_bug+0xc0/0xc0
[  380.737124]  ? __lock_acquire+0x7ec/0x4ec0
[  380.741365]  ? __lock_acquire+0x7ec/0x4ec0
[  380.745626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  380.751171]  ? should_fail+0x22d/0xd01
[  380.755068]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.760172]  ? __lock_acquire+0x7ec/0x4ec0
[  380.764414]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  380.769517]  ? __lock_acquire+0x7ec/0x4ec0
[  380.773754]  ? should_fail+0x22d/0xd01
[  380.777658]  ? mark_held_locks+0x130/0x130
[  380.781906]  ? mark_held_locks+0x130/0x130
[  380.786160]  ? graph_lock+0x170/0x170
[  380.789965]  ? graph_lock+0x170/0x170
[  380.793766]  ? graph_lock+0x170/0x170
[  380.797565]  ? print_usage_bug+0xc0/0xc0
[  380.801627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.807177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.812719]  ? check_preemption_disabled+0x48/0x200
[  380.817732]  ? check_preemption_disabled+0x48/0x200
[  380.822763]  ? __lock_is_held+0xb5/0x140
[  380.826832]  __alloc_pages_nodemask+0xa80/0xde0
[  380.831504]  ? graph_lock+0x170/0x170
[  380.835329]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  380.840347]  ? graph_lock+0x170/0x170
[  380.844164]  ? find_held_lock+0x36/0x1c0
[  380.848240]  ? ____cache_alloc_node+0x1c7/0x1e0
[  380.852917]  ? lock_downgrade+0x900/0x900
[  380.857078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.862622]  cache_grow_begin+0x91/0x8c0
[  380.866686]  ? do_raw_spin_unlock+0xa7/0x2f0
[  380.871102]  fallback_alloc+0x203/0x2e0
[  380.875146]  ____cache_alloc_node+0x1c7/0x1e0
[  380.879663]  kmem_cache_alloc_node+0xe3/0x730
[  380.884162]  ? ipv6_get_ifaddr+0x42e/0x620
[  380.888411]  __alloc_skb+0x119/0x770
[  380.892142]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  380.897437]  ? skb_scrub_packet+0x490/0x490
[  380.901763]  ? lock_downgrade+0x900/0x900
[  380.905923]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  380.911464]  ? refcount_sub_and_test_checked+0x203/0x310
[  380.916928]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  380.922400]  ? addrconf_rs_timer+0x6f0/0x6f0
[  380.926833]  ndisc_alloc_skb+0x144/0x340
[  380.930917]  ndisc_send_rs+0x331/0x6e0
[  380.934824]  addrconf_rs_timer+0x3c0/0x6f0
[  380.939071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.943325]  call_timer_fn+0x272/0x920
[  380.947215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.951455]  ? process_timeout+0x40/0x40
[  380.955515]  ? find_held_lock+0x36/0x1c0
[  380.959589]  ? __run_timers+0x7da/0xc70
[  380.963571]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.968068]  ? _raw_spin_unlock_irq+0x27/0x80
[  380.972564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  380.976802]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  380.981386]  ? trace_hardirqs_on+0xbd/0x310
[  380.985708]  ? kasan_check_read+0x11/0x20
[  380.989861]  ? __run_timers+0x7da/0xc70
[  380.993842]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  380.999304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.003548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.007788]  __run_timers+0x7e5/0xc70
[  381.011603]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  381.016964]  ? compat_start_thread+0x80/0x80
[  381.021376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.026923]  ? _raw_spin_unlock_irq+0x60/0x80
[  381.031425]  ? finish_task_switch+0x1f5/0x900
[  381.035930]  ? finish_task_switch+0x1b5/0x900
[  381.040429]  ? __switch_to_asm+0x34/0x70
[  381.044498]  ? preempt_notifier_register+0x200/0x200
[  381.049602]  ? __switch_to_asm+0x34/0x70
[  381.053667]  ? __switch_to_asm+0x40/0x70
[  381.057728]  ? __switch_to_asm+0x34/0x70
[  381.061789]  ? __switch_to_asm+0x40/0x70
[  381.065848]  ? __switch_to_asm+0x34/0x70
[  381.069913]  ? __switch_to_asm+0x40/0x70
[  381.073978]  ? __switch_to_asm+0x40/0x70
[  381.078072]  ? pvclock_read_flags+0x160/0x160
[  381.082570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.088108]  ? check_preemption_disabled+0x48/0x200
[  381.093165]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  381.098709]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.103991]  ? rcu_pm_notify+0xc0/0xc0
[  381.107880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.113452]  ? check_preemption_disabled+0x48/0x200
[  381.118482]  run_timer_softirq+0x52/0xb0
[  381.122547]  ? rcu_read_lock_sched_held+0x108/0x120
[  381.127566]  __do_softirq+0x30b/0xad8
[  381.131385]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  381.136503]  ? trace_hardirqs_off_caller+0x300/0x300
[  381.142000]  ? schedule+0x108/0x460
[  381.145640]  ? __schedule+0x1ed0/0x1ed0
[  381.149625]  ? trace_hardirqs_off+0xb8/0x300
[  381.154041]  ? ___might_sleep+0x1ed/0x300
[  381.158197]  ? smpboot_thread_fn+0x68b/0xa00
[  381.162607]  ? trace_hardirqs_on+0x310/0x310
[  381.167020]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.172557]  ? check_preemption_disabled+0x48/0x200
[  381.177595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.183144]  ? takeover_tasklets+0xa90/0xa90
[  381.187562]  run_ksoftirqd+0x94/0x100
[  381.191364]  smpboot_thread_fn+0x68b/0xa00
[  381.195607]  ? sort_range+0x30/0x30
[  381.199240]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  381.204342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.209879]  ? __kthread_parkme+0xfb/0x1a0
[  381.214134]  kthread+0x35a/0x420
[  381.217499]  ? sort_range+0x30/0x30
[  381.221132]  ? kthread_bind+0x40/0x40
[  381.224937]  ret_from_fork+0x3a/0x50
[  381.228675] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  381.228681] warn_alloc_show_mem: 1 callbacks suppressed
[  381.228689] Mem-Info:
[  381.235964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  381.235973] Call Trace:
[  381.241348] active_anon:54556 inactive_anon:372 isolated_anon:0
[  381.241348]  active_file:17 inactive_file:16 isolated_file:0
[  381.241348]  unevictable:0 dirty:0 writeback:0 unstable:0
[  381.241348]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  381.241348]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  381.241348]  free:13727 free_pcp:164 free_cma:0
[  381.243721]  <IRQ>
[  381.253084] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  381.253099] Node 0 
[  381.255715]  dump_stack+0x1c4/0x2b4
[  381.288600] 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
[  381.290732]  ? dump_stack_print_info.cold.2+0x52/0x52
[  381.318305] lowmem_reserve[]: 0
[  381.320568]  warn_alloc.cold.118+0xb7/0x1bd
[  381.324175]  2815
[  381.349672]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  381.354840]  6318
[  381.358124]  ? lock_downgrade+0x900/0x900
[  381.362425]  6318
[  381.364486]  ? trace_hardirqs_off+0xb8/0x300
[  381.371367]  ? trace_hardirqs_off+0xb8/0x300
[  381.375489] Node 0 
[  381.377551]  __alloc_pages_slowpath+0x2667/0x2d80
[  381.381954] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  381.386369]  ? warn_alloc+0x120/0x120
[  381.388558] lowmem_reserve[]:
[  381.393405]  ? warn_alloc+0x120/0x120
[  381.420246]  0 0
[  381.424084]  ? print_usage_bug+0xc0/0xc0
[  381.427171]  3503
[  381.430978]  ? warn_alloc+0x120/0x120
[  381.432931]  3503
[  381.436986]  ? print_usage_bug+0xc0/0xc0
[  381.442828]  ? __lock_acquire+0x7ec/0x4ec0
[  381.444873] Node 0 
[  381.448928]  ? __lock_acquire+0x7ec/0x4ec0
[  381.453172] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  381.455384]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  381.459587] lowmem_reserve[]: 0
[  381.487961]  ? should_fail+0x22d/0xd01
[  381.493473]  0
[  381.496751]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.500613]  0
[  381.502419]  ? __lock_acquire+0x7ec/0x4ec0
[  381.507493]  0
[  381.509303]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  381.513518] Node 0 
[  381.515316]  ? __lock_acquire+0x7ec/0x4ec0
[  381.520393] DMA: 1*4kB 
[  381.522640]  ? should_fail+0x22d/0xd01
[  381.522666]  ? mark_held_locks+0x130/0x130
[  381.526876] (U) 
[  381.529459]  ? mark_held_locks+0x130/0x130
[  381.533323] 0*8kB 
[  381.537549]  ? graph_lock+0x170/0x170
[  381.539505] 0*16kB 
[  381.543735]  ? graph_lock+0x170/0x170
[  381.545868] 1*32kB 
[  381.549665]  ? graph_lock+0x170/0x170
[  381.551885] (U) 
[  381.555684]  ? print_usage_bug+0xc0/0xc0
[  381.557902] 2*64kB 
[  381.561698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.561719]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.563674] (U) 
[  381.567731]  ? check_preemption_disabled+0x48/0x200
[  381.569991] 1*128kB 
[  381.575522]  ? check_preemption_disabled+0x48/0x200
[  381.575550]  ? __lock_is_held+0xb5/0x140
[  381.581065] (U) 
[  381.583045]  __alloc_pages_nodemask+0xa80/0xde0
[  381.588036] 1*256kB 
[  381.590354]  ? graph_lock+0x170/0x170
[  381.595354] (U) 
[  381.599420]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  381.601376] 0*512kB 
[  381.606049]  ? graph_lock+0x170/0x170
[  381.608352] 1*1024kB 
[  381.612168]  ? find_held_lock+0x36/0x1c0
[  381.614122] (U) 
[  381.619151]  ? ____cache_alloc_node+0x1c7/0x1e0
[  381.621454] 1*2048kB 
[  381.625248]  ? lock_downgrade+0x900/0x900
[  381.627635] (M) 
[  381.631698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.633652] 3*4096kB 
[  381.638339]  cache_grow_begin+0x91/0x8c0
[  381.640729] (M) 
[  381.644874]  ? do_raw_spin_unlock+0xa7/0x2f0
[  381.646843] = 15908kB
[  381.646853] Node 0 
[  381.652407]  fallback_alloc+0x203/0x2e0
[  381.654782] DMA32: 
[  381.658850]  ____cache_alloc_node+0x1c7/0x1e0
[  381.660803] 3*4kB 
[  381.665223]  kmem_cache_alloc_node+0xe3/0x730
[  381.667607] (UM) 
[  381.669874]  ? ipv6_get_ifaddr+0x42e/0x620
[  381.673827] 0*8kB 
[  381.676072]  __alloc_skb+0x119/0x770
[  381.680537] 2*16kB 
[  381.682686]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  381.687160] (M) 
[  381.689222]  ? skb_scrub_packet+0x490/0x490
[  381.693432] 1*32kB 
[  381.695578]  ? lock_downgrade+0x900/0x900
[  381.699269] (M) 
[  381.701513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.706768] 3*64kB 
[  381.708747]  ? refcount_sub_and_test_checked+0x203/0x310
[  381.713041] (UM) 
[  381.715274]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  381.719404] 3*128kB 
[  381.721378]  ? addrconf_rs_timer+0x6f0/0x6f0
[  381.726889] (M) 
[  381.729147]  ndisc_alloc_skb+0x144/0x340
[  381.734568] 2*256kB (M) 
[  381.736659]  ndisc_send_rs+0x331/0x6e0
[  381.742076] 3*512kB (M) 
[  381.744429]  addrconf_rs_timer+0x3c0/0x6f0
[  381.748800] 4*1024kB (UM) 
[  381.750789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.754823] 3*2048kB 
[  381.757497]  call_timer_fn+0x272/0x920
[  381.761350] (M) 3*4096kB 
[  381.764028]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.768241] (M) 
[  381.771083]  ? process_timeout+0x40/0x40
[  381.775284] = 25228kB
[  381.775293] Node 0 
[  381.777699]  ? find_held_lock+0x36/0x1c0
[  381.781567] Normal: 
[  381.784324]  ? __run_timers+0x7da/0xc70
[  381.788537] 1169*4kB 
[  381.790513]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.794544] (MEH) 563*8kB 
[  381.796961]  ? _raw_spin_unlock_irq+0x27/0x80
[  381.799177] (UME) 
[  381.803236]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.805542] 195*16kB 
[  381.809510]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  381.811906] (ME) 
[  381.816402]  ? trace_hardirqs_on+0xbd/0x310
[  381.819219] 41*32kB 
[  381.823706]  ? kasan_check_read+0x11/0x20
[  381.825833] (UM) 
[  381.830062]  ? __run_timers+0x7da/0xc70
[  381.832450] 3*64kB 
[  381.837033]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  381.839072] (UM) 
[  381.843399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.845690] 0*128kB 0*256kB 
[  381.849858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  381.851902] 0*512kB 
[  381.855872]  __run_timers+0x7e5/0xc70
[  381.858089] 0*1024kB 
[  381.863557]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  381.865593] 0*2048kB 
[  381.869830]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  381.872833] 0*4096kB 
[  381.877062]  ? graph_lock+0x170/0x170
[  381.879364] = 13804kB
[  381.883156]  ? enqueue_hrtimer+0x1a5/0x560
[  381.885564] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  381.891137]  ? lock_release+0x970/0x970
[  381.891179]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  381.893603] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  381.898613]  ? find_held_lock+0x36/0x1c0
[  381.901001] 412 total pagecache pages
[  381.904797]  ? graph_lock+0x170/0x170
[  381.907191] 0 pages in swap cache
[  381.911421]  ? pvclock_read_flags+0x160/0x160
[  381.920236] Swap cache stats: add 0, delete 0, find 0/0
[  381.924202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.929375] Free swap  = 0kB
[  381.937955]  ? check_preemption_disabled+0x48/0x200
[  381.941992] Total swap = 0kB
[  381.945794]  ? __lock_is_held+0xb5/0x140
[  381.949568] 1965979 pages RAM
[  381.953023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  381.957486] 0 pages HighMem/MovableOnly
[  381.957496] 343324 pages reserved
[  381.962865]  ? check_preemption_disabled+0x48/0x200
[  381.968384] 0 pages cma reserved
[  381.971414]  run_timer_softirq+0x52/0xb0
[  381.976525] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  381.979421]  ? rcu_read_lock_sched_held+0x108/0x120
[  381.983565] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  381.986568]  __do_softirq+0x30b/0xad8
[  381.992086] ksoftirqd/1 cpuset=
[  381.996087]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  381.999965] /
[  382.004996]  ? pvclock_read_flags+0x160/0x160
[  382.008340]  mems_allowed=0
[  382.012401]  ? lapic_next_event+0x5a/0x90
[  382.059560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.065102]  ? check_preemption_disabled+0x48/0x200
[  382.070140]  ? check_preemption_disabled+0x48/0x200
[  382.075180]  ? kvm_clock_read+0x18/0x30
[  382.079162]  ? kvm_sched_clock_read+0x9/0x20
[  382.083584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.089137]  ? check_preemption_disabled+0x48/0x200
[  382.094913]  irq_exit+0x17f/0x1c0
[  382.098416]  smp_apic_timer_interrupt+0x1cb/0x760
[  382.103276]  ? smp_reschedule_interrupt+0x109/0x650
[  382.108314]  ? smp_call_function_single_interrupt+0x650/0x650
[  382.114210]  ? interrupt_entry+0xb5/0xf0
[  382.118283]  ? trace_hardirqs_off_caller+0xbb/0x300
[  382.123308]  ? trace_hardirqs_off_caller+0xbb/0x300
[  382.128336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.133187]  ? trace_hardirqs_off+0x300/0x300
[  382.137692]  ? trace_hardirqs_off+0x300/0x300
[  382.142193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.147734]  ? check_preemption_disabled+0x48/0x200
[  382.152757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.158310]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.163176]  apic_timer_interrupt+0xf/0x20
[  382.167412]  </IRQ>
[  382.169660] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  382.174604] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  382.193698] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  382.201419] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  382.208685] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  382.215950] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  382.223219] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  382.230486] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  382.237808]  skb_clone+0x1bb/0x500
[  382.241352]  ? skb_split+0x11e0/0x11e0
[  382.245244]  ? check_preemption_disabled+0x48/0x200
[  382.250275]  ? __this_cpu_preempt_check+0x1c/0x1f
[  382.255131]  ? __bpf_redirect+0x54b/0xb20
[  382.259291]  bpf_clone_redirect+0xb9/0x490
[  382.263538]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  382.268568]  ? __sched_text_start+0x8/0x8
[  382.272724]  ? retint_kernel+0x2d/0x2d
[  382.276624]  ? find_held_lock+0x36/0x1c0
[  382.280696]  ? lock_acquire+0x1ed/0x520
[  382.284673]  ? bpf_test_run+0x32e/0x5a0
[  382.288648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.294188]  ? check_preemption_disabled+0x48/0x200
[  382.299213]  ? kasan_check_read+0x11/0x20
[  382.303366]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.308658]  ? rcu_bh_qs+0xc0/0xc0
[  382.312206]  ? preempt_schedule+0x4d/0x60
[  382.316357]  ? ___preempt_schedule+0x16/0x18
[  382.320785]  ? bpf_test_run+0x1c0/0x5a0
[  382.324775]  ? netlink_diag_dump+0x2a0/0x2a0
[  382.329189]  ? bpf_prog_test_run_skb+0x295/0xb40
[  382.333954]  ? bpf_prog_test_run_skb+0x634/0xb40
[  382.338720]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  382.343566]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  382.349103]  ? fput+0x130/0x1a0
[  382.352403]  ? __bpf_prog_get+0x9b/0x290
[  382.356471]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  382.361314]  ? bpf_prog_test_run+0x130/0x1a0
[  382.365730]  ? __x64_sys_bpf+0x3d8/0x510
[  382.369791]  ? bpf_prog_get+0x20/0x20
[  382.373615]  ? do_syscall_64+0x1b9/0x820
[  382.377680]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  382.383061]  ? syscall_return_slowpath+0x5e0/0x5e0
[  382.387992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.392836]  ? trace_hardirqs_off+0x300/0x300
[  382.397332]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  382.402355]  ? prepare_exit_to_usermode+0x291/0x3b0
[  382.407380]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  382.412238]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  382.417626] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  382.417712] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  382.424476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  382.424482] Call Trace:
[  382.424503]  dump_stack+0x1c4/0x2b4
[  382.424520]  ? dump_stack_print_info.cold.2+0x52/0x52
[  382.424547]  warn_alloc.cold.118+0xb7/0x1bd
[  382.431076] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  382.440368]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  382.442941] syz-executor1 cpuset=
[  382.446562]  ? lock_downgrade+0x900/0x900
[  382.451733] syz1
[  382.456062]  ? trace_hardirqs_off+0xb8/0x300
[  382.466538]  mems_allowed=0
[  382.471396]  ? trace_hardirqs_off+0xb8/0x300
[  382.492653]  __alloc_pages_slowpath+0x2667/0x2d80
[  382.497539]  ? warn_alloc+0x120/0x120
[  382.501350]  ? warn_alloc+0x120/0x120
[  382.505160]  ? print_usage_bug+0xc0/0xc0
[  382.509223]  ? warn_alloc+0x120/0x120
[  382.513030]  ? print_usage_bug+0xc0/0xc0
[  382.517097]  ? __lock_acquire+0x7ec/0x4ec0
[  382.521343]  ? __lock_acquire+0x7ec/0x4ec0
[  382.525579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.531125]  ? should_fail+0x22d/0xd01
[  382.535020]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.540131]  ? __lock_acquire+0x7ec/0x4ec0
[  382.544377]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  382.549486]  ? __lock_acquire+0x7ec/0x4ec0
[  382.553720]  ? should_fail+0x22d/0xd01
[  382.557605]  ? print_usage_bug+0xc0/0xc0
[  382.561683]  ? mark_held_locks+0x130/0x130
[  382.565933]  ? mark_held_locks+0x130/0x130
[  382.570182]  ? graph_lock+0x170/0x170
[  382.573992]  ? print_usage_bug+0xc0/0xc0
[  382.578066]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  382.582825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.588368]  ? check_preemption_disabled+0x48/0x200
[  382.593381]  ? check_preemption_disabled+0x48/0x200
[  382.598427]  ? __lock_is_held+0xb5/0x140
[  382.602505]  __alloc_pages_nodemask+0xa80/0xde0
[  382.607183]  ? graph_lock+0x170/0x170
[  382.611001]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  382.616032]  ? graph_lock+0x170/0x170
[  382.619845]  ? find_held_lock+0x36/0x1c0
[  382.623943]  ? ____cache_alloc_node+0x1c7/0x1e0
[  382.628617]  ? lock_downgrade+0x900/0x900
[  382.632774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.638320]  cache_grow_begin+0x91/0x8c0
[  382.642384]  ? do_raw_spin_unlock+0xa7/0x2f0
[  382.646809]  fallback_alloc+0x203/0x2e0
[  382.650795]  ____cache_alloc_node+0x1c7/0x1e0
[  382.655300]  kmem_cache_alloc_node+0xe3/0x730
[  382.659803]  ? ipv6_get_ifaddr+0x42e/0x620
[  382.664057]  __alloc_skb+0x119/0x770
[  382.667772]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.673066]  ? skb_scrub_packet+0x490/0x490
[  382.677388]  ? lock_downgrade+0x900/0x900
[  382.681550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.687119]  ? refcount_sub_and_test_checked+0x203/0x310
[  382.692588]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  382.698045]  ? addrconf_rs_timer+0x6f0/0x6f0
[  382.702471]  ndisc_alloc_skb+0x144/0x340
[  382.706546]  ndisc_send_rs+0x331/0x6e0
[  382.710443]  addrconf_rs_timer+0x3c0/0x6f0
[  382.714692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.718947]  call_timer_fn+0x272/0x920
[  382.722836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.727092]  ? process_timeout+0x40/0x40
[  382.731161]  ? find_held_lock+0x36/0x1c0
[  382.735236]  ? __run_timers+0x7da/0xc70
[  382.739218]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.743715]  ? _raw_spin_unlock_irq+0x27/0x80
[  382.748210]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.752450]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  382.757042]  ? trace_hardirqs_on+0xbd/0x310
[  382.761367]  ? kasan_check_read+0x11/0x20
[  382.765518]  ? __run_timers+0x7da/0xc70
[  382.769497]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  382.774959]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.779203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  382.783441]  __run_timers+0x7e5/0xc70
[  382.787260]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  382.792629]  ? compat_start_thread+0x80/0x80
[  382.797048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.802597]  ? _raw_spin_unlock_irq+0x60/0x80
[  382.807097]  ? finish_task_switch+0x1f5/0x900
[  382.811601]  ? finish_task_switch+0x1b5/0x900
[  382.816099]  ? __switch_to_asm+0x34/0x70
[  382.820173]  ? preempt_notifier_register+0x200/0x200
[  382.825277]  ? __switch_to_asm+0x34/0x70
[  382.829340]  ? __switch_to_asm+0x40/0x70
[  382.833403]  ? __switch_to_asm+0x34/0x70
[  382.837465]  ? __switch_to_asm+0x40/0x70
[  382.841523]  ? __switch_to_asm+0x34/0x70
[  382.845580]  ? __switch_to_asm+0x40/0x70
[  382.849644]  ? __switch_to_asm+0x40/0x70
[  382.853714]  ? pvclock_read_flags+0x160/0x160
[  382.858233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.863783]  ? check_preemption_disabled+0x48/0x200
[  382.868812]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  382.874350]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  382.879629]  ? rcu_pm_notify+0xc0/0xc0
[  382.883517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.889055]  ? check_preemption_disabled+0x48/0x200
[  382.894084]  run_timer_softirq+0x52/0xb0
[  382.898156]  ? rcu_read_lock_sched_held+0x108/0x120
[  382.903195]  __do_softirq+0x30b/0xad8
[  382.907007]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  382.912107]  ? trace_hardirqs_off_caller+0x300/0x300
[  382.917248]  ? schedule+0x108/0x460
[  382.920880]  ? __schedule+0x1ed0/0x1ed0
[  382.925493]  ? trace_hardirqs_off+0xb8/0x300
[  382.929911]  ? ___might_sleep+0x1ed/0x300
[  382.934060]  ? smpboot_thread_fn+0x68b/0xa00
[  382.938470]  ? trace_hardirqs_on+0x310/0x310
[  382.942883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.948431]  ? check_preemption_disabled+0x48/0x200
[  382.953467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  382.959018]  ? takeover_tasklets+0xa90/0xa90
[  382.963436]  run_ksoftirqd+0x94/0x100
[  382.967240]  smpboot_thread_fn+0x68b/0xa00
[  382.971481]  ? sort_range+0x30/0x30
[  382.975129]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  382.980238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  382.985775]  ? __kthread_parkme+0xfb/0x1a0
[  382.990033]  kthread+0x35a/0x420
[  382.993395]  ? sort_range+0x30/0x30
[  382.997021]  ? kthread_bind+0x40/0x40
[  383.001340]  ret_from_fork+0x3a/0x50
[  383.005078] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  383.005084] warn_alloc_show_mem: 1 callbacks suppressed
[  383.005096] Mem-Info:
[  383.012378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  383.017749] active_anon:54556 inactive_anon:372 isolated_anon:0
[  383.017749]  active_file:17 inactive_file:16 isolated_file:0
[  383.017749]  unevictable:0 dirty:0 writeback:0 unstable:0
[  383.017749]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  383.017749]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  383.017749]  free:13727 free_pcp:164 free_cma:0
[  383.020134] Call Trace:
[  383.029535] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  383.062399]  <IRQ>
[  383.064979] Node 0 
[  383.092563]  dump_stack+0x1c4/0x2b4
[  383.094715] 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
[  383.096926]  ? dump_stack_print_info.cold.2+0x52/0x52
[  383.100530] lowmem_reserve[]:
[  383.126039]  warn_alloc.cold.118+0xb7/0x1bd
[  383.131214]  0
[  383.134318]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  383.138615]  2815
[  383.140415]  ? lock_downgrade+0x900/0x900
[  383.145238]  6318 6318
[  383.147310]  ? trace_hardirqs_off+0xb8/0x300
[  383.153924]  ? trace_hardirqs_off+0xb8/0x300
[  383.158311] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  383.162743]  __alloc_pages_slowpath+0x2667/0x2d80
[  383.162786]  ? warn_alloc+0x120/0x120
[  383.189908] lowmem_reserve[]:
[  383.194762]  ? warn_alloc+0x120/0x120
[  383.198531]  0
[  383.201634]  ? print_usage_bug+0xc0/0xc0
[  383.205409]  0
[  383.207207]  ? warn_alloc+0x120/0x120
[  383.211244]  3503
[  383.213046]  ? print_usage_bug+0xc0/0xc0
[  383.216822]  3503
[  383.218889]  ? __lock_acquire+0x7ec/0x4ec0
[  383.222932] Node 0 
[  383.224993]  ? __lock_acquire+0x7ec/0x4ec0
[  383.229231] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  383.231438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  383.235647] lowmem_reserve[]: 0
[  383.264024]  ? should_fail+0x22d/0xd01
[  383.269542]  0
[  383.272816]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.276678]  0
[  383.278479]  ? __lock_acquire+0x7ec/0x4ec0
[  383.283557]  0
[  383.285355]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  383.289566] Node 0 
[  383.291368]  ? __lock_acquire+0x7ec/0x4ec0
[  383.296448] DMA: 
[  383.298683]  ? should_fail+0x22d/0xd01
[  383.302899] 1*4kB 
[  383.304967]  ? mark_held_locks+0x130/0x130
[  383.308824] (U) 
[  383.310969]  ? mark_held_locks+0x130/0x130
[  383.315209] 0*8kB 
[  383.317180]  ? graph_lock+0x170/0x170
[  383.321392] 0*16kB 
[  383.323540]  ? graph_lock+0x170/0x170
[  383.327314] 1*32kB (U) 
[  383.329556]  ? graph_lock+0x170/0x170
[  383.333334] 2*64kB 
[  383.335935]  ? print_usage_bug+0xc0/0xc0
[  383.339714] (U) 
[  383.341980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.346011] 1*128kB 
[  383.347993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.353504] (U) 
[  383.355823]  ? check_preemption_disabled+0x48/0x200
[  383.361337] 1*256kB (U) 
[  383.363322]  ? check_preemption_disabled+0x48/0x200
[  383.368312] 0*512kB 
[  383.370984]  ? __lock_is_held+0xb5/0x140
[  383.375997] 1*1024kB 
[  383.378319]  __alloc_pages_nodemask+0xa80/0xde0
[  383.382350] (U) 
[  383.384757]  ? graph_lock+0x170/0x170
[  383.389400] 1*2048kB (M) 
[  383.391415]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  383.395188] 3*4096kB 
[  383.397936]  ? graph_lock+0x170/0x170
[  383.402928] (M) 
[  383.405343]  ? find_held_lock+0x36/0x1c0
[  383.409110] = 15908kB
[  383.409127] Node 0 
[  383.411107]  ? ____cache_alloc_node+0x1c7/0x1e0
[  383.415141] DMA32: 3*4kB 
[  383.417555]  ? lock_downgrade+0x900/0x900
[  383.419768] (UM) 
[  383.424436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.427163] 0*8kB 2*16kB 
[  383.431316]  cache_grow_begin+0x91/0x8c0
[  383.433360] (M) 
[  383.438895]  ? do_raw_spin_unlock+0xa7/0x2f0
[  383.441650] 1*32kB 
[  383.445713]  fallback_alloc+0x203/0x2e0
[  383.447683] (M) 
[  383.452086]  ____cache_alloc_node+0x1c7/0x1e0
[  383.454315] 3*64kB (UM) 
[  383.458326]  kmem_cache_alloc_node+0xe3/0x730
[  383.460274] 3*128kB (M) 
[  383.464774]  ? ipv6_get_ifaddr+0x42e/0x620
[  383.467420] 2*256kB (M) 
[  383.471928]  __alloc_skb+0x119/0x770
[  383.474577] 3*512kB 
[  383.478806]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  383.481454] (M) 
[  383.485176]  ? skb_scrub_packet+0x490/0x490
[  383.487482] 4*1024kB 
[  383.492774]  ? lock_downgrade+0x900/0x900
[  383.494726] (UM) 
[  383.499043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.501446] 3*2048kB (M) 
[  383.505623]  ? refcount_sub_and_test_checked+0x203/0x310
[  383.507663] 3*4096kB 
[  383.513199]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  383.515929] (M) = 25228kB
[  383.521388]  ? addrconf_rs_timer+0x6f0/0x6f0
[  383.523778] Node 0 
[  383.529233]  ndisc_alloc_skb+0x144/0x340
[  383.531975] Normal: 
[  383.536388]  ndisc_send_rs+0x331/0x6e0
[  383.538605] 1169*4kB 
[  383.542665]  addrconf_rs_timer+0x3c0/0x6f0
[  383.544967] (MEH) 
[  383.548851]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.551232] 563*8kB (UME) 
[  383.555483]  call_timer_fn+0x272/0x920
[  383.557599] 195*16kB (ME) 
[  383.561854]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.564693] 41*32kB 
[  383.568582]  ? process_timeout+0x40/0x40
[  383.571407] (UM) 
[  383.575639]  ? find_held_lock+0x36/0x1c0
[  383.577938] 3*64kB (UM) 
[  383.582018]  ? __run_timers+0x7da/0xc70
[  383.584056] 0*128kB 
[  383.588124]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.590773] 0*256kB 
[  383.594739]  ? _raw_spin_unlock_irq+0x27/0x80
[  383.597043] 0*512kB 
[  383.601532]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.601550]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  383.603859] 0*1024kB 
[  383.608347]  ? trace_hardirqs_on+0xbd/0x310
[  383.610655] 0*2048kB 
[  383.614881]  ? kasan_check_read+0x11/0x20
[  383.619450] 0*4096kB 
[  383.621863]  ? __run_timers+0x7da/0xc70
[  383.626163] = 13804kB
[  383.628570]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  383.632704] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  383.635107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.639074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  383.641476]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  383.646910] 412 total pagecache pages
[  383.655753]  __run_timers+0x7e5/0xc70
[  383.659971] 0 pages in swap cache
[  383.668550]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  383.672755] Swap cache stats: add 0, delete 0, find 0/0
[  383.676554]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  383.680333] Free swap  = 0kB
[  383.683786]  ? graph_lock+0x170/0x170
[  383.689136] Total swap = 0kB
[  383.694509]  ? enqueue_hrtimer+0x1a5/0x560
[  383.699506] 1965979 pages RAM
[  383.702534]  ? lock_release+0x970/0x970
[  383.702553]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  383.706330] 0 pages HighMem/MovableOnly
[  383.706339] 343324 pages reserved
[  383.709359]  ? find_held_lock+0x36/0x1c0
[  383.713567] 0 pages cma reserved
[  383.716667]  ? graph_lock+0x170/0x170
[  383.720719] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  383.725797]  ? pvclock_read_flags+0x160/0x160
[  383.725813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.725827]  ? check_preemption_disabled+0x48/0x200
[  383.725852]  ? __lock_is_held+0xb5/0x140
[  383.729865] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  383.733252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.737294] ksoftirqd/1 cpuset=
[  383.740656]  ? check_preemption_disabled+0x48/0x200
[  383.744435] /
[  383.750930]  run_timer_softirq+0x52/0xb0
[  383.755403]  mems_allowed=0
[  383.802749]  ? rcu_read_lock_sched_held+0x108/0x120
[  383.807778]  __do_softirq+0x30b/0xad8
[  383.811596]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  383.816715]  ? pvclock_read_flags+0x160/0x160
[  383.821212]  ? lapic_next_event+0x5a/0x90
[  383.825373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.830941]  ? check_preemption_disabled+0x48/0x200
[  383.835960]  ? check_preemption_disabled+0x48/0x200
[  383.840987]  ? kvm_clock_read+0x18/0x30
[  383.844968]  ? kvm_sched_clock_read+0x9/0x20
[  383.849384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.854927]  ? check_preemption_disabled+0x48/0x200
[  383.859958]  irq_exit+0x17f/0x1c0
[  383.863422]  smp_apic_timer_interrupt+0x1cb/0x760
[  383.868269]  ? smp_reschedule_interrupt+0x109/0x650
[  383.873286]  ? smp_call_function_single_interrupt+0x650/0x650
[  383.879171]  ? interrupt_entry+0xb5/0xf0
[  383.883236]  ? trace_hardirqs_off_caller+0xbb/0x300
[  383.888261]  ? trace_hardirqs_off_caller+0xbb/0x300
[  383.893763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.898872]  ? trace_hardirqs_off+0x300/0x300
[  383.903370]  ? trace_hardirqs_off+0x300/0x300
[  383.907875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.913418]  ? check_preemption_disabled+0x48/0x200
[  383.918446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  383.924007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  383.928859]  apic_timer_interrupt+0xf/0x20
[  383.933091]  </IRQ>
[  383.935346] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  383.940277] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  383.959186] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  383.966902] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  383.974176] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  383.981450] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  383.988735] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  383.996015] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  384.003495]  skb_clone+0x1bb/0x500
[  384.007049]  ? skb_split+0x11e0/0x11e0
[  384.010945]  ? check_preemption_disabled+0x48/0x200
[  384.015969]  ? __this_cpu_preempt_check+0x1c/0x1f
[  384.020820]  ? __bpf_redirect+0x54b/0xb20
[  384.024984]  bpf_clone_redirect+0xb9/0x490
[  384.029252]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  384.034287]  ? __sched_text_start+0x8/0x8
[  384.038446]  ? retint_kernel+0x2d/0x2d
[  384.042346]  ? find_held_lock+0x36/0x1c0
[  384.046425]  ? lock_acquire+0x1ed/0x520
[  384.050405]  ? bpf_test_run+0x32e/0x5a0
[  384.054384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.059931]  ? check_preemption_disabled+0x48/0x200
[  384.064958]  ? kasan_check_read+0x11/0x20
[  384.069131]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.074431]  ? rcu_bh_qs+0xc0/0xc0
[  384.078012]  ? preempt_schedule+0x4d/0x60
[  384.082171]  ? ___preempt_schedule+0x16/0x18
[  384.086593]  ? bpf_test_run+0x1c0/0x5a0
[  384.090579]  ? netlink_diag_dump+0x2a0/0x2a0
[  384.095003]  ? bpf_prog_test_run_skb+0x295/0xb40
[  384.099765]  ? bpf_prog_test_run_skb+0x634/0xb40
[  384.104535]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  384.109385]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  384.114930]  ? fput+0x130/0x1a0
[  384.118213]  ? __bpf_prog_get+0x9b/0x290
[  384.122284]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  384.127135]  ? bpf_prog_test_run+0x130/0x1a0
[  384.131556]  ? __x64_sys_bpf+0x3d8/0x510
[  384.135623]  ? bpf_prog_get+0x20/0x20
[  384.139449]  ? do_syscall_64+0x1b9/0x820
[  384.143514]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  384.148889]  ? syscall_return_slowpath+0x5e0/0x5e0
[  384.153824]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.158670]  ? trace_hardirqs_off+0x300/0x300
[  384.163169]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  384.168215]  ? prepare_exit_to_usermode+0x291/0x3b0
[  384.173245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  384.178099]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  384.183498] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  384.183580] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  384.190352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.190362] Call Trace:
[  384.196982] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  384.206209]  dump_stack+0x1c4/0x2b4
[  384.208783] syz-executor1 cpuset=
[  384.219270]  ? dump_stack_print_info.cold.2+0x52/0x52
[  384.222877] syz1
[  384.226341]  warn_alloc.cold.118+0xb7/0x1bd
[  384.231503]  mems_allowed=0
[  384.233479]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.245578]  ? lock_downgrade+0x900/0x900
[  384.249739]  ? trace_hardirqs_off+0xb8/0x300
[  384.254165]  ? trace_hardirqs_off+0xb8/0x300
[  384.258587]  __alloc_pages_slowpath+0x2667/0x2d80
[  384.263469]  ? warn_alloc+0x120/0x120
[  384.267284]  ? warn_alloc+0x120/0x120
[  384.271089]  ? print_usage_bug+0xc0/0xc0
[  384.275162]  ? warn_alloc+0x120/0x120
[  384.278967]  ? print_usage_bug+0xc0/0xc0
[  384.283035]  ? __lock_acquire+0x7ec/0x4ec0
[  384.287268]  ? __lock_acquire+0x7ec/0x4ec0
[  384.291511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.297050]  ? should_fail+0x22d/0xd01
[  384.300942]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.306047]  ? __lock_acquire+0x7ec/0x4ec0
[  384.310296]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  384.315402]  ? __lock_acquire+0x7ec/0x4ec0
[  384.319639]  ? should_fail+0x22d/0xd01
[  384.323541]  ? mark_held_locks+0x130/0x130
[  384.327786]  ? mark_held_locks+0x130/0x130
[  384.332029]  ? graph_lock+0x170/0x170
[  384.335831]  ? graph_lock+0x170/0x170
[  384.339637]  ? graph_lock+0x170/0x170
[  384.343444]  ? print_usage_bug+0xc0/0xc0
[  384.347517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.353060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.358602]  ? check_preemption_disabled+0x48/0x200
[  384.363628]  ? check_preemption_disabled+0x48/0x200
[  384.368663]  ? __lock_is_held+0xb5/0x140
[  384.372736]  __alloc_pages_nodemask+0xa80/0xde0
[  384.377415]  ? graph_lock+0x170/0x170
[  384.381228]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  384.386243]  ? graph_lock+0x170/0x170
[  384.390057]  ? find_held_lock+0x36/0x1c0
[  384.394145]  ? ____cache_alloc_node+0x1c7/0x1e0
[  384.398828]  ? lock_downgrade+0x900/0x900
[  384.403025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.408588]  cache_grow_begin+0x91/0x8c0
[  384.412681]  ? do_raw_spin_unlock+0xa7/0x2f0
[  384.417121]  fallback_alloc+0x203/0x2e0
[  384.421124]  ____cache_alloc_node+0x1c7/0x1e0
[  384.425631]  kmem_cache_alloc_node+0xe3/0x730
[  384.430155]  ? ipv6_get_ifaddr+0x42e/0x620
[  384.434408]  __alloc_skb+0x119/0x770
[  384.438141]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.443435]  ? skb_scrub_packet+0x490/0x490
[  384.447763]  ? lock_downgrade+0x900/0x900
[  384.451929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.457471]  ? refcount_sub_and_test_checked+0x203/0x310
[  384.462937]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  384.468392]  ? addrconf_rs_timer+0x6f0/0x6f0
[  384.472817]  ndisc_alloc_skb+0x144/0x340
[  384.476887]  ndisc_send_rs+0x331/0x6e0
[  384.480791]  addrconf_rs_timer+0x3c0/0x6f0
[  384.485042]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.489293]  call_timer_fn+0x272/0x920
[  384.493186]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.497426]  ? process_timeout+0x40/0x40
[  384.501490]  ? find_held_lock+0x36/0x1c0
[  384.505566]  ? __run_timers+0x7da/0xc70
[  384.509547]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.514051]  ? _raw_spin_unlock_irq+0x27/0x80
[  384.518553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.522791]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  384.527378]  ? trace_hardirqs_on+0xbd/0x310
[  384.531699]  ? kasan_check_read+0x11/0x20
[  384.535852]  ? __run_timers+0x7da/0xc70
[  384.539835]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  384.545300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.549542]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  384.553782]  __run_timers+0x7e5/0xc70
[  384.557601]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  384.562967]  ? compat_start_thread+0x80/0x80
[  384.567384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.572931]  ? _raw_spin_unlock_irq+0x60/0x80
[  384.577440]  ? finish_task_switch+0x1f5/0x900
[  384.581947]  ? finish_task_switch+0x1b5/0x900
[  384.586460]  ? __switch_to_asm+0x34/0x70
[  384.590535]  ? preempt_notifier_register+0x200/0x200
[  384.595640]  ? __switch_to_asm+0x34/0x70
[  384.599708]  ? __switch_to_asm+0x40/0x70
[  384.603773]  ? __switch_to_asm+0x34/0x70
[  384.607835]  ? __switch_to_asm+0x40/0x70
[  384.611929]  ? __switch_to_asm+0x34/0x70
[  384.615990]  ? __switch_to_asm+0x40/0x70
[  384.620059]  ? __switch_to_asm+0x40/0x70
[  384.624150]  ? pvclock_read_flags+0x160/0x160
[  384.628660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.634215]  ? check_preemption_disabled+0x48/0x200
[  384.639251]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  384.644789]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  384.650079]  ? rcu_pm_notify+0xc0/0xc0
[  384.653977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.659519]  ? check_preemption_disabled+0x48/0x200
[  384.664545]  run_timer_softirq+0x52/0xb0
[  384.668611]  ? rcu_read_lock_sched_held+0x108/0x120
[  384.673631]  __do_softirq+0x30b/0xad8
[  384.677451]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  384.682555]  ? trace_hardirqs_off_caller+0x300/0x300
[  384.687669]  ? schedule+0x108/0x460
[  384.691303]  ? __schedule+0x1ed0/0x1ed0
[  384.695290]  ? trace_hardirqs_off+0xb8/0x300
[  384.699706]  ? ___might_sleep+0x1ed/0x300
[  384.703857]  ? smpboot_thread_fn+0x68b/0xa00
[  384.708370]  ? trace_hardirqs_on+0x310/0x310
[  384.712786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.718323]  ? check_preemption_disabled+0x48/0x200
[  384.723337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  384.728880]  ? takeover_tasklets+0xa90/0xa90
[  384.733335]  run_ksoftirqd+0x94/0x100
[  384.737172]  smpboot_thread_fn+0x68b/0xa00
[  384.741422]  ? sort_range+0x30/0x30
[  384.745056]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  384.750170]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  384.755723]  ? __kthread_parkme+0xfb/0x1a0
[  384.759972]  kthread+0x35a/0x420
[  384.763340]  ? sort_range+0x30/0x30
[  384.766965]  ? kthread_bind+0x40/0x40
[  384.770772]  ret_from_fork+0x3a/0x50
[  384.774516] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  384.774522] warn_alloc_show_mem: 1 callbacks suppressed
[  384.774529] Mem-Info:
[  384.781808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  384.781818] Call Trace:
[  384.787201] active_anon:54556 inactive_anon:372 isolated_anon:0
[  384.787201]  active_file:17 inactive_file:16 isolated_file:0
[  384.787201]  unevictable:0 dirty:0 writeback:0 unstable:0
[  384.787201]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  384.787201]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  384.787201]  free:13727 free_pcp:164 free_cma:0
[  384.789583]  <IRQ>
[  384.798963] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  384.801561]  dump_stack+0x1c4/0x2b4
[  384.834438] Node 0 
[  384.836612]  ? dump_stack_print_info.cold.2+0x52/0x52
[  384.864196] 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
[  384.867821]  warn_alloc.cold.118+0xb7/0x1bd
[  384.870027] lowmem_reserve[]:
[  384.875210]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  384.900695]  0
[  384.905019]  ? lock_downgrade+0x900/0x900
[  384.908100]  2815
[  384.912950]  ? trace_hardirqs_off+0xb8/0x300
[  384.914729]  6318
[  384.918878]  ? trace_hardirqs_off+0xb8/0x300
[  384.920921]  6318
[  384.925332]  __alloc_pages_slowpath+0x2667/0x2d80
[  384.927398] Node 0 
[  384.931831]  ? warn_alloc+0x120/0x120
[  384.933871] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  384.938686]  ? trace_hardirqs_on+0x310/0x310
[  384.940905] lowmem_reserve[]:
[  384.944704]  ? warn_alloc+0x120/0x120
[  384.971233]  0
[  384.975643]  ? print_usage_bug+0xc0/0xc0
[  384.978724]  0
[  384.982518]  ? warn_alloc+0x120/0x120
[  384.984298]  3503 3503
[  384.988368]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  384.993946]  ? print_usage_bug+0xc0/0xc0
[  384.996422] Node 0 
[  385.001435]  ? __lock_acquire+0x7ec/0x4ec0
[  385.005506] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  385.007716]  ? __lock_acquire+0x7ec/0x4ec0
[  385.011921] lowmem_reserve[]: 0
[  385.040302]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  385.044518]  0
[  385.047798]  ? should_fail+0x22d/0xd01
[  385.053319]  0
[  385.055135]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.058993]  0
[  385.060791]  ? __lock_acquire+0x7ec/0x4ec0
[  385.067674]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  385.071917] Node 0 
[  385.077032]  ? __lock_acquire+0x7ec/0x4ec0
[  385.077042] DMA: 
[  385.079273]  ? should_fail+0x22d/0xd01
[  385.083489] 1*4kB 
[  385.085549]  ? print_usage_bug+0xc0/0xc0
[  385.089422] (U) 
[  385.091575]  ? mark_held_locks+0x130/0x130
[  385.095614] 0*8kB 
[  385.097588]  ? mark_held_locks+0x130/0x130
[  385.101795] 0*16kB 1*32kB 
[  385.103958]  ? graph_lock+0x170/0x170
[  385.108169] (U) 2*64kB 
[  385.111022]  ? print_usage_bug+0xc0/0xc0
[  385.114803] (U) 
[  385.117386]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  385.121418] 1*128kB (U) 
[  385.123415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.128147] 1*256kB (U) 
[  385.130826]  ? check_preemption_disabled+0x48/0x200
[  385.136336] 0*512kB 1*1024kB 
[  385.139015]  ? check_preemption_disabled+0x48/0x200
[  385.144016] (U) 
[  385.147134]  ? __lock_is_held+0xb5/0x140
[  385.152119] 1*2048kB (M) 
[  385.154105]  __alloc_pages_nodemask+0xa80/0xde0
[  385.158154] 3*4096kB 
[  385.160914]  ? graph_lock+0x170/0x170
[  385.165555] (M) = 15908kB
[  385.167984]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  385.171767] Node 0 
[  385.174527]  ? graph_lock+0x170/0x170
[  385.179515] DMA32: 3*4kB 
[  385.181772]  ? find_held_lock+0x36/0x1c0
[  385.185548] (UM) 
[  385.188315]  ? ____cache_alloc_node+0x1c7/0x1e0
[  385.192345] 0*8kB 
[  385.194414]  ? lock_downgrade+0x900/0x900
[  385.199057] 2*16kB (M) 
[  385.201230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.205358] 1*32kB 
[  385.207943]  cache_grow_begin+0x91/0x8c0
[  385.213448] (M) 3*64kB 
[  385.215697]  ? do_raw_spin_unlock+0xa7/0x2f0
[  385.219727] (UM) 3*128kB 
[  385.222325]  fallback_alloc+0x203/0x2e0
[  385.226703] (M) 
[  385.229463]  ____cache_alloc_node+0x1c7/0x1e0
[  385.233411] 2*256kB 
[  385.235387]  kmem_cache_alloc_node+0xe3/0x730
[  385.239848] (M) 3*512kB 
[  385.242182]  ? ipv6_get_ifaddr+0x42e/0x620
[  385.246655] (M) 
[  385.249329]  __alloc_skb+0x119/0x770
[  385.253543] 4*1024kB 
[  385.255521]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  385.259210] (UM) 
[  385.261619]  ? skb_scrub_packet+0x490/0x490
[  385.266871] 3*2048kB 
[  385.268932]  ? lock_downgrade+0x900/0x900
[  385.273232] (M) 
[  385.275643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.279767] 3*4096kB 
[  385.281742]  ? refcount_sub_and_test_checked+0x203/0x310
[  385.287257] (M) 
[  385.289669]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  385.295096] = 25228kB
[  385.297077]  ? addrconf_rs_timer+0x6f0/0x6f0
[  385.302503] Node 0 
[  385.304924]  ndisc_alloc_skb+0x144/0x340
[  385.309315] Normal: 
[  385.311549]  ndisc_send_rs+0x331/0x6e0
[  385.315584] 1169*4kB 
[  385.317916]  addrconf_rs_timer+0x3c0/0x6f0
[  385.321781] (MEH) 
[  385.324203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.328411] 563*8kB 
[  385.330562]  call_timer_fn+0x272/0x920
[  385.334765] (UME) 
[  385.337085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.340951] 195*16kB 
[  385.343097]  ? process_timeout+0x40/0x40
[  385.347326] (ME) 
[  385.349737]  ? find_held_lock+0x36/0x1c0
[  385.353814] 41*32kB (UM) 
[  385.355892]  ? __run_timers+0x7da/0xc70
[  385.359977] 3*64kB 
[  385.362752]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.366702] (UM) 
[  385.368937]  ? _raw_spin_unlock_irq+0x27/0x80
[  385.373413] 0*128kB 
[  385.375478]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.379950] 0*256kB 
[  385.382273]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  385.386482] 0*512kB 
[  385.388802]  ? trace_hardirqs_on+0xbd/0x310
[  385.393361] 0*1024kB 
[  385.395672]  ? kasan_check_read+0x11/0x20
[  385.395690]  ? __run_timers+0x7da/0xc70
[  385.399993] 0*2048kB 
[  385.402405]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  385.406528] 0*4096kB 
[  385.410499]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.412885] = 13804kB
[  385.418331]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  385.420723] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  385.424947]  __run_timers+0x7e5/0xc70
[  385.427353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  385.431587]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  385.440385] 412 total pagecache pages
[  385.440403] 0 pages in swap cache
[  385.444205]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  385.452768] Swap cache stats: add 0, delete 0, find 0/0
[  385.458135]  ? graph_lock+0x170/0x170
[  385.461917] Free swap  = 0kB
[  385.465364]  ? enqueue_hrtimer+0x1a5/0x560
[  385.470352] Total swap = 0kB
[  385.470361] 1965979 pages RAM
[  385.475717]  ? lock_release+0x970/0x970
[  385.475734]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  385.479511] 0 pages HighMem/MovableOnly
[  385.479521] 343324 pages reserved
[  385.482541]  ? find_held_lock+0x36/0x1c0
[  385.486752] 0 pages cma reserved
[  385.489764]  ? graph_lock+0x170/0x170
[  385.492936] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.496816]  ? pvclock_read_flags+0x160/0x160
[  385.502076] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.505975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.509406] ksoftirqd/1 cpuset=
[  385.513551]  ? check_preemption_disabled+0x48/0x200
[  385.516931] /
[  385.520735]  ? __lock_is_held+0xb5/0x140
[  385.527199]  mems_allowed=0
[  385.531690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.569962]  ? check_preemption_disabled+0x48/0x200
[  385.574990]  run_timer_softirq+0x52/0xb0
[  385.579056]  ? rcu_read_lock_sched_held+0x108/0x120
[  385.584081]  __do_softirq+0x30b/0xad8
[  385.587901]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  385.593013]  ? pvclock_read_flags+0x160/0x160
[  385.597511]  ? lapic_next_event+0x5a/0x90
[  385.601664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.607202]  ? check_preemption_disabled+0x48/0x200
[  385.612219]  ? check_preemption_disabled+0x48/0x200
[  385.617245]  ? kvm_clock_read+0x18/0x30
[  385.621235]  ? kvm_sched_clock_read+0x9/0x20
[  385.625645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.631181]  ? check_preemption_disabled+0x48/0x200
[  385.636216]  irq_exit+0x17f/0x1c0
[  385.639678]  smp_apic_timer_interrupt+0x1cb/0x760
[  385.644524]  ? smp_reschedule_interrupt+0x109/0x650
[  385.649542]  ? smp_call_function_single_interrupt+0x650/0x650
[  385.655429]  ? interrupt_entry+0xb5/0xf0
[  385.659500]  ? trace_hardirqs_off_caller+0xbb/0x300
[  385.664517]  ? trace_hardirqs_off_caller+0xbb/0x300
[  385.669547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.674412]  ? trace_hardirqs_off+0x300/0x300
[  385.678909]  ? trace_hardirqs_off+0x300/0x300
[  385.683412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.688949]  ? check_preemption_disabled+0x48/0x200
[  385.693978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.699524]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.704377]  apic_timer_interrupt+0xf/0x20
[  385.708617]  </IRQ>
[  385.710857] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  385.715804] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  385.734703] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  385.742461] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  385.749724] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  385.756987] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  385.764288] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  385.771559] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  385.778886]  skb_clone+0x1bb/0x500
[  385.782442]  ? skb_split+0x11e0/0x11e0
[  385.786345]  ? check_preemption_disabled+0x48/0x200
[  385.791386]  ? __this_cpu_preempt_check+0x1c/0x1f
[  385.796253]  ? __bpf_redirect+0x54b/0xb20
[  385.800418]  bpf_clone_redirect+0xb9/0x490
[  385.804687]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  385.809704]  ? __sched_text_start+0x8/0x8
[  385.813858]  ? retint_kernel+0x2d/0x2d
[  385.817759]  ? find_held_lock+0x36/0x1c0
[  385.821828]  ? lock_acquire+0x1ed/0x520
[  385.825801]  ? bpf_test_run+0x32e/0x5a0
[  385.829776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  385.835317]  ? check_preemption_disabled+0x48/0x200
[  385.840341]  ? kasan_check_read+0x11/0x20
[  385.844495]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  385.849791]  ? rcu_bh_qs+0xc0/0xc0
[  385.853347]  ? preempt_schedule+0x4d/0x60
[  385.857504]  ? ___preempt_schedule+0x16/0x18
[  385.861924]  ? bpf_test_run+0x1c0/0x5a0
[  385.865923]  ? netlink_diag_dump+0x2a0/0x2a0
[  385.870337]  ? bpf_prog_test_run_skb+0x295/0xb40
[  385.875096]  ? bpf_prog_test_run_skb+0x634/0xb40
[  385.879886]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  385.884733]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  385.890728]  ? fput+0x130/0x1a0
[  385.894014]  ? __bpf_prog_get+0x9b/0x290
[  385.898079]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  385.902942]  ? bpf_prog_test_run+0x130/0x1a0
[  385.907364]  ? __x64_sys_bpf+0x3d8/0x510
[  385.911474]  ? bpf_prog_get+0x20/0x20
[  385.915312]  ? do_syscall_64+0x1b9/0x820
[  385.919382]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  385.924769]  ? syscall_return_slowpath+0x5e0/0x5e0
[  385.929709]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.934562]  ? trace_hardirqs_off+0x300/0x300
[  385.939061]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  385.944084]  ? prepare_exit_to_usermode+0x291/0x3b0
[  385.949127]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  385.953986]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  385.959389] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  385.959479] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  385.966239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  385.966245] Call Trace:
[  385.966264]  dump_stack+0x1c4/0x2b4
[  385.966281]  ? dump_stack_print_info.cold.2+0x52/0x52
[  385.966309]  warn_alloc.cold.118+0xb7/0x1bd
[  385.972876] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  385.982146]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  385.984713] syz-executor1 cpuset=
[  385.988336]  ? lock_downgrade+0x900/0x900
[  385.993500] syz1
[  385.998319]  ? trace_hardirqs_off+0xb8/0x300
[  386.008784]  mems_allowed=0
[  386.013626]  ? trace_hardirqs_off+0xb8/0x300
[  386.034903]  __alloc_pages_slowpath+0x2667/0x2d80
[  386.039785]  ? warn_alloc+0x120/0x120
[  386.043599]  ? warn_alloc+0x120/0x120
[  386.047404]  ? print_usage_bug+0xc0/0xc0
[  386.051470]  ? warn_alloc+0x120/0x120
[  386.055272]  ? print_usage_bug+0xc0/0xc0
[  386.059335]  ? __lock_acquire+0x7ec/0x4ec0
[  386.063569]  ? __lock_acquire+0x7ec/0x4ec0
[  386.067810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.073352]  ? should_fail+0x22d/0xd01
[  386.077252]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.082363]  ? __lock_acquire+0x7ec/0x4ec0
[  386.086609]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.091712]  ? __lock_acquire+0x7ec/0x4ec0
[  386.095949]  ? should_fail+0x22d/0xd01
[  386.099853]  ? mark_held_locks+0x130/0x130
[  386.104093]  ? mark_held_locks+0x130/0x130
[  386.108339]  ? graph_lock+0x170/0x170
[  386.112149]  ? graph_lock+0x170/0x170
[  386.115954]  ? graph_lock+0x170/0x170
[  386.119758]  ? print_usage_bug+0xc0/0xc0
[  386.123829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.129374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.134919]  ? check_preemption_disabled+0x48/0x200
[  386.139932]  ? check_preemption_disabled+0x48/0x200
[  386.144963]  ? __lock_is_held+0xb5/0x140
[  386.149034]  __alloc_pages_nodemask+0xa80/0xde0
[  386.153704]  ? graph_lock+0x170/0x170
[  386.157515]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  386.162536]  ? graph_lock+0x170/0x170
[  386.166355]  ? find_held_lock+0x36/0x1c0
[  386.170430]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.175101]  ? lock_downgrade+0x900/0x900
[  386.179272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.184821]  cache_grow_begin+0x91/0x8c0
[  386.188884]  ? do_raw_spin_unlock+0xa7/0x2f0
[  386.193317]  fallback_alloc+0x203/0x2e0
[  386.197310]  ____cache_alloc_node+0x1c7/0x1e0
[  386.201826]  kmem_cache_alloc_node+0xe3/0x730
[  386.206330]  ? ipv6_get_ifaddr+0x42e/0x620
[  386.210576]  __alloc_skb+0x119/0x770
[  386.214301]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.219591]  ? skb_scrub_packet+0x490/0x490
[  386.223923]  ? lock_downgrade+0x900/0x900
[  386.228083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.233630]  ? refcount_sub_and_test_checked+0x203/0x310
[  386.239088]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  386.244551]  ? addrconf_rs_timer+0x6f0/0x6f0
[  386.248981]  ndisc_alloc_skb+0x144/0x340
[  386.253054]  ndisc_send_rs+0x331/0x6e0
[  386.256955]  addrconf_rs_timer+0x3c0/0x6f0
[  386.261199]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.265454]  call_timer_fn+0x272/0x920
[  386.269345]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.273584]  ? process_timeout+0x40/0x40
[  386.277646]  ? find_held_lock+0x36/0x1c0
[  386.281718]  ? __run_timers+0x7da/0xc70
[  386.285697]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.290199]  ? _raw_spin_unlock_irq+0x27/0x80
[  386.294695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.298931]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  386.303521]  ? trace_hardirqs_on+0xbd/0x310
[  386.307844]  ? kasan_check_read+0x11/0x20
[  386.311991]  ? __run_timers+0x7da/0xc70
[  386.315969]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  386.321427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.325672]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  386.329914]  __run_timers+0x7e5/0xc70
[  386.333749]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  386.339136]  ? compat_start_thread+0x80/0x80
[  386.343554]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.349099]  ? _raw_spin_unlock_irq+0x60/0x80
[  386.353608]  ? finish_task_switch+0x1f5/0x900
[  386.358102]  ? finish_task_switch+0x1b5/0x900
[  386.362614]  ? __switch_to_asm+0x34/0x70
[  386.366682]  ? preempt_notifier_register+0x200/0x200
[  386.371791]  ? __switch_to_asm+0x34/0x70
[  386.375851]  ? __switch_to_asm+0x40/0x70
[  386.379918]  ? __switch_to_asm+0x34/0x70
[  386.383976]  ? __switch_to_asm+0x40/0x70
[  386.388036]  ? __switch_to_asm+0x34/0x70
[  386.392094]  ? __switch_to_asm+0x40/0x70
[  386.396163]  ? __switch_to_asm+0x40/0x70
[  386.400247]  ? pvclock_read_flags+0x160/0x160
[  386.404753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.410293]  ? check_preemption_disabled+0x48/0x200
[  386.415325]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  386.420860]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  386.426153]  ? rcu_pm_notify+0xc0/0xc0
[  386.430044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.435581]  ? check_preemption_disabled+0x48/0x200
[  386.440623]  run_timer_softirq+0x52/0xb0
[  386.444692]  ? rcu_read_lock_sched_held+0x108/0x120
[  386.449716]  __do_softirq+0x30b/0xad8
[  386.453532]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  386.458641]  ? trace_hardirqs_off_caller+0x300/0x300
[  386.463752]  ? schedule+0x108/0x460
[  386.467382]  ? __schedule+0x1ed0/0x1ed0
[  386.471369]  ? trace_hardirqs_off+0xb8/0x300
[  386.475784]  ? ___might_sleep+0x1ed/0x300
[  386.479939]  ? smpboot_thread_fn+0x68b/0xa00
[  386.484350]  ? trace_hardirqs_on+0x310/0x310
[  386.488763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.494304]  ? check_preemption_disabled+0x48/0x200
[  386.499347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.504926]  ? takeover_tasklets+0xa90/0xa90
[  386.509347]  run_ksoftirqd+0x94/0x100
[  386.513154]  smpboot_thread_fn+0x68b/0xa00
[  386.517391]  ? sort_range+0x30/0x30
[  386.521021]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  386.526138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.531679]  ? __kthread_parkme+0xfb/0x1a0
[  386.535954]  kthread+0x35a/0x420
[  386.539325]  ? sort_range+0x30/0x30
[  386.542954]  ? kthread_bind+0x40/0x40
[  386.546764]  ret_from_fork+0x3a/0x50
[  386.550501] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  386.550507] warn_alloc_show_mem: 1 callbacks suppressed
[  386.550515] Mem-Info:
[  386.557791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  386.563167] active_anon:54556 inactive_anon:372 isolated_anon:0
[  386.563167]  active_file:17 inactive_file:16 isolated_file:0
[  386.563167]  unevictable:0 dirty:0 writeback:0 unstable:0
[  386.563167]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  386.563167]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  386.563167]  free:13727 free_pcp:164 free_cma:0
[  386.565551] Call Trace:
[  386.574943] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  386.607806]  <IRQ>
[  386.610399] Node 0 
[  386.637994]  dump_stack+0x1c4/0x2b4
[  386.640161] 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
[  386.642373]  ? dump_stack_print_info.cold.2+0x52/0x52
[  386.645972] lowmem_reserve[]: 0
[  386.671489]  warn_alloc.cold.118+0xb7/0x1bd
[  386.676645]  2815 6318
[  386.679934]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  386.684234]  6318
[  386.686730]  ? lock_downgrade+0x900/0x900
[  386.693610]  ? trace_hardirqs_off+0xb8/0x300
[  386.697730] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  386.702167]  ? trace_hardirqs_off+0xb8/0x300
[  386.702191]  __alloc_pages_slowpath+0x2667/0x2d80
[  386.729323] lowmem_reserve[]:
[  386.733765]  ? warn_alloc+0x120/0x120
[  386.738546]  0 0
[  386.741658]  ? trace_hardirqs_on+0x310/0x310
[  386.745434]  3503
[  386.747410]  ? warn_alloc+0x120/0x120
[  386.751788]  3503
[  386.753855]  ? print_usage_bug+0xc0/0xc0
[  386.757640] Node 0 
[  386.759698]  ? warn_alloc+0x120/0x120
[  386.763762] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  386.765974]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  386.769749] lowmem_reserve[]:
[  386.798131]  ? print_usage_bug+0xc0/0xc0
[  386.803145]  0
[  386.806247]  ? __lock_acquire+0x7ec/0x4ec0
[  386.810284]  0
[  386.812085]  ? __lock_acquire+0x7ec/0x4ec0
[  386.816295]  0
[  386.818094]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  386.822304]  0
[  386.824106]  ? should_fail+0x22d/0xd01
[  386.831429]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.835294] Node 0 
[  386.840395]  ? __lock_acquire+0x7ec/0x4ec0
[  386.840399] DMA: 1*4kB 
[  386.842638]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  386.846848] (U) 
[  386.849432]  ? __lock_acquire+0x7ec/0x4ec0
[  386.854507] 0*8kB 0*16kB 
[  386.856496]  ? should_fail+0x22d/0xd01
[  386.860703] 1*32kB (U) 
[  386.863462]  ? print_usage_bug+0xc0/0xc0
[  386.863493]  ? mark_held_locks+0x130/0x130
[  386.867344] 2*64kB (U) 
[  386.869934]  ? mark_held_locks+0x130/0x130
[  386.873972] 1*128kB (U) 
[  386.878216]  ? graph_lock+0x170/0x170
[  386.880773] 1*256kB (U) 
[  386.885018]  ? print_usage_bug+0xc0/0xc0
[  386.887696] 0*512kB 
[  386.891490]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  386.894140] 1*1024kB (U) 
[  386.898210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.900513] 1*2048kB 
[  386.905267]  ? check_preemption_disabled+0x48/0x200
[  386.908003] (M) 
[  386.913537]  ? check_preemption_disabled+0x48/0x200
[  386.915922] 3*4096kB (M) 
[  386.920952]  ? __lock_is_held+0xb5/0x140
[  386.922908] = 15908kB
[  386.927932]  __alloc_pages_nodemask+0xa80/0xde0
[  386.930671] Node 0 
[  386.934726]  ? graph_lock+0x170/0x170
[  386.937130] DMA32: 3*4kB 
[  386.941805]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  386.944018] (UM) 
[  386.947811]  ? graph_lock+0x170/0x170
[  386.950543] 0*8kB 2*16kB 
[  386.955575]  ? find_held_lock+0x36/0x1c0
[  386.957607] (M) 
[  386.961419]  ? ____cache_alloc_node+0x1c7/0x1e0
[  386.964150] 1*32kB 
[  386.968207]  ? lock_downgrade+0x900/0x900
[  386.970160] (M) 
[  386.974833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  386.977049] 3*64kB 
[  386.981190]  cache_grow_begin+0x91/0x8c0
[  386.983146] (UM) 
[  386.988679]  ? do_raw_spin_unlock+0xa7/0x2f0
[  386.990902] 3*128kB 
[  386.994956]  fallback_alloc+0x203/0x2e0
[  386.996991] (M) 
[  387.001409]  ____cache_alloc_node+0x1c7/0x1e0
[  387.003751] 2*256kB 
[  387.007722]  kmem_cache_alloc_node+0xe3/0x730
[  387.009678] (M) 
[  387.014173]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.016474] 3*512kB 
[  387.020967]  __alloc_skb+0x119/0x770
[  387.022919] (M) 
[  387.027159]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.029463] 4*1024kB 
[  387.033173]  ? skb_scrub_packet+0x490/0x490
[  387.035125] (UM) 3*2048kB 
[  387.040409]  ? lock_downgrade+0x900/0x900
[  387.042811] (M) 
[  387.047141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.049966] 3*4096kB 
[  387.054122]  ? refcount_sub_and_test_checked+0x203/0x310
[  387.056086] (M) 
[  387.061633]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  387.064023] = 25228kB
[  387.069474]  ? addrconf_rs_timer+0x6f0/0x6f0
[  387.071427] Node 0 
[  387.076880]  ndisc_alloc_skb+0x144/0x340
[  387.079253] Normal: 1169*4kB 
[  387.083667]  ndisc_send_rs+0x331/0x6e0
[  387.085877] (MEH) 
[  387.089941]  addrconf_rs_timer+0x3c0/0x6f0
[  387.093023] 563*8kB 
[  387.096910]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.099037] (UME) 
[  387.103281]  call_timer_fn+0x272/0x920
[  387.105576] 195*16kB 
[  387.109800]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.109818]  ? process_timeout+0x40/0x40
[  387.111951] (ME) 
[  387.115834]  ? find_held_lock+0x36/0x1c0
[  387.118223] 41*32kB 
[  387.122456]  ? __run_timers+0x7da/0xc70
[  387.126487] (UM) 
[  387.128551]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.132588] 3*64kB (UM) 
[  387.134918]  ? _raw_spin_unlock_irq+0x27/0x80
[  387.138865] 0*128kB 0*256kB 
[  387.140935]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.145406] 0*512kB 
[  387.148075]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  387.152544] 0*1024kB 0*2048kB 
[  387.155568]  ? trace_hardirqs_on+0xbd/0x310
[  387.159781] 0*4096kB 
[  387.162097]  ? kasan_check_read+0x11/0x20
[  387.166661] = 13804kB
[  387.166676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  387.169864]  ? __run_timers+0x7da/0xc70
[  387.174168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  387.174178] 412 total pagecache pages
[  387.176585]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  387.180717] 0 pages in swap cache
[  387.183131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.183153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  387.191965] Swap cache stats: add 0, delete 0, find 0/0
[  387.191979] Free swap  = 0kB
[  387.195959]  __run_timers+0x7e5/0xc70
[  387.204504] Total swap = 0kB
[  387.204513] 1965979 pages RAM
[  387.208320]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  387.213826] 0 pages HighMem/MovableOnly
[  387.217276]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  387.221486] 343324 pages reserved
[  387.225715]  ? graph_lock+0x170/0x170
[  387.231057] 0 pages cma reserved
[  387.234069]  ? enqueue_hrtimer+0x1a5/0x560
[  387.237936] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.240855]  ? lock_release+0x970/0x970
[  387.240871]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  387.244068] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.249331]  ? find_held_lock+0x36/0x1c0
[  387.253287] ksoftirqd/1 cpuset=
[  387.258298]  ? graph_lock+0x170/0x170
[  387.261728] /
[  387.265529]  ? pvclock_read_flags+0x160/0x160
[  387.268878]  mems_allowed=0
[  387.273110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.324840]  ? check_preemption_disabled+0x48/0x200
[  387.329872]  ? __lock_is_held+0xb5/0x140
[  387.333942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.339476]  ? check_preemption_disabled+0x48/0x200
[  387.344503]  run_timer_softirq+0x52/0xb0
[  387.348581]  ? rcu_read_lock_sched_held+0x108/0x120
[  387.353603]  __do_softirq+0x30b/0xad8
[  387.357427]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  387.362546]  ? pvclock_read_flags+0x160/0x160
[  387.367042]  ? lapic_next_event+0x5a/0x90
[  387.371193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.376741]  ? check_preemption_disabled+0x48/0x200
[  387.381758]  ? check_preemption_disabled+0x48/0x200
[  387.386782]  ? kvm_clock_read+0x18/0x30
[  387.390762]  ? kvm_sched_clock_read+0x9/0x20
[  387.395178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.400714]  ? check_preemption_disabled+0x48/0x200
[  387.405744]  irq_exit+0x17f/0x1c0
[  387.409203]  smp_apic_timer_interrupt+0x1cb/0x760
[  387.414050]  ? smp_reschedule_interrupt+0x109/0x650
[  387.419098]  ? smp_call_function_single_interrupt+0x650/0x650
[  387.424993]  ? interrupt_entry+0xb5/0xf0
[  387.429063]  ? trace_hardirqs_off_caller+0xbb/0x300
[  387.434077]  ? trace_hardirqs_off_caller+0xbb/0x300
[  387.439101]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.443955]  ? trace_hardirqs_off+0x300/0x300
[  387.448456]  ? trace_hardirqs_off+0x300/0x300
[  387.452959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.458496]  ? check_preemption_disabled+0x48/0x200
[  387.463517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.469064]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.473922]  apic_timer_interrupt+0xf/0x20
[  387.478154]  </IRQ>
[  387.480400] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  387.485336] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  387.504237] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  387.511946] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  387.519213] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  387.526501] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  387.533768] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  387.541036] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  387.548354]  skb_clone+0x1bb/0x500
[  387.551900]  ? skb_split+0x11e0/0x11e0
[  387.555789]  ? check_preemption_disabled+0x48/0x200
[  387.560813]  ? __this_cpu_preempt_check+0x1c/0x1f
[  387.565658]  ? __bpf_redirect+0x54b/0xb20
[  387.569819]  bpf_clone_redirect+0xb9/0x490
[  387.574079]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  387.579121]  ? __sched_text_start+0x8/0x8
[  387.583276]  ? retint_kernel+0x2d/0x2d
[  387.587180]  ? find_held_lock+0x36/0x1c0
[  387.591253]  ? lock_acquire+0x1ed/0x520
[  387.595227]  ? bpf_test_run+0x32e/0x5a0
[  387.599203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.604745]  ? check_preemption_disabled+0x48/0x200
[  387.609771]  ? kasan_check_read+0x11/0x20
[  387.613927]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.619210]  ? rcu_bh_qs+0xc0/0xc0
[  387.622753]  ? preempt_schedule+0x4d/0x60
[  387.626901]  ? ___preempt_schedule+0x16/0x18
[  387.631327]  ? bpf_test_run+0x1c0/0x5a0
[  387.635318]  ? netlink_diag_dump+0x2a0/0x2a0
[  387.639732]  ? bpf_prog_test_run_skb+0x295/0xb40
[  387.644583]  ? bpf_prog_test_run_skb+0x634/0xb40
[  387.649349]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  387.654195]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  387.659822]  ? fput+0x130/0x1a0
[  387.663106]  ? __bpf_prog_get+0x9b/0x290
[  387.667182]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  387.672025]  ? bpf_prog_test_run+0x130/0x1a0
[  387.676439]  ? __x64_sys_bpf+0x3d8/0x510
[  387.680507]  ? bpf_prog_get+0x20/0x20
[  387.684334]  ? do_syscall_64+0x1b9/0x820
[  387.688409]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  387.693779]  ? syscall_return_slowpath+0x5e0/0x5e0
[  387.698710]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.703554]  ? trace_hardirqs_off+0x300/0x300
[  387.708053]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  387.713075]  ? prepare_exit_to_usermode+0x291/0x3b0
[  387.718102]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  387.722967]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  387.728352] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  387.728443] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  387.735206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  387.735212] Call Trace:
[  387.735232]  dump_stack+0x1c4/0x2b4
[  387.735250]  ? dump_stack_print_info.cold.2+0x52/0x52
[  387.735277]  warn_alloc.cold.118+0xb7/0x1bd
[  387.741807] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  387.751128]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  387.753692] syz-executor1 cpuset=
[  387.757317]  ? lock_downgrade+0x900/0x900
[  387.762485] syz1
[  387.767071]  ? trace_hardirqs_off+0xb8/0x300
[  387.777538]  mems_allowed=0
[  387.782382]  ? trace_hardirqs_off+0xb8/0x300
[  387.803638]  __alloc_pages_slowpath+0x2667/0x2d80
[  387.808515]  ? warn_alloc+0x120/0x120
[  387.812330]  ? warn_alloc+0x120/0x120
[  387.816145]  ? print_usage_bug+0xc0/0xc0
[  387.820209]  ? warn_alloc+0x120/0x120
[  387.824015]  ? print_usage_bug+0xc0/0xc0
[  387.828087]  ? __lock_acquire+0x7ec/0x4ec0
[  387.832334]  ? __lock_acquire+0x7ec/0x4ec0
[  387.836571]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  387.842120]  ? should_fail+0x22d/0xd01
[  387.846015]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.851132]  ? __lock_acquire+0x7ec/0x4ec0
[  387.855374]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  387.860477]  ? __lock_acquire+0x7ec/0x4ec0
[  387.864711]  ? should_fail+0x22d/0xd01
[  387.868597]  ? print_usage_bug+0xc0/0xc0
[  387.872673]  ? mark_held_locks+0x130/0x130
[  387.876919]  ? mark_held_locks+0x130/0x130
[  387.881169]  ? graph_lock+0x170/0x170
[  387.884993]  ? print_usage_bug+0xc0/0xc0
[  387.889056]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  387.894150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.899697]  ? check_preemption_disabled+0x48/0x200
[  387.904710]  ? check_preemption_disabled+0x48/0x200
[  387.909743]  ? __lock_is_held+0xb5/0x140
[  387.913815]  __alloc_pages_nodemask+0xa80/0xde0
[  387.918498]  ? graph_lock+0x170/0x170
[  387.922305]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  387.927322]  ? graph_lock+0x170/0x170
[  387.931143]  ? find_held_lock+0x36/0x1c0
[  387.935219]  ? ____cache_alloc_node+0x1c7/0x1e0
[  387.939901]  ? lock_downgrade+0x900/0x900
[  387.944060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.949606]  cache_grow_begin+0x91/0x8c0
[  387.953674]  ? do_raw_spin_unlock+0xa7/0x2f0
[  387.958093]  fallback_alloc+0x203/0x2e0
[  387.962086]  ____cache_alloc_node+0x1c7/0x1e0
[  387.966599]  kmem_cache_alloc_node+0xe3/0x730
[  387.971098]  ? ipv6_get_ifaddr+0x42e/0x620
[  387.975371]  __alloc_skb+0x119/0x770
[  387.979086]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  387.984375]  ? skb_scrub_packet+0x490/0x490
[  387.988698]  ? lock_downgrade+0x900/0x900
[  387.992856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  387.998731]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.004189]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.009644]  ? addrconf_rs_timer+0x6f0/0x6f0
[  388.014071]  ndisc_alloc_skb+0x144/0x340
[  388.018144]  ndisc_send_rs+0x331/0x6e0
[  388.022057]  addrconf_rs_timer+0x3c0/0x6f0
[  388.026299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.030553]  call_timer_fn+0x272/0x920
[  388.034446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.038682]  ? process_timeout+0x40/0x40
[  388.042743]  ? find_held_lock+0x36/0x1c0
[  388.046817]  ? __run_timers+0x7da/0xc70
[  388.050799]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.055293]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.059786]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.064045]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  388.068630]  ? trace_hardirqs_on+0xbd/0x310
[  388.072949]  ? kasan_check_read+0x11/0x20
[  388.077106]  ? __run_timers+0x7da/0xc70
[  388.081122]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.086583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.090829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.095068]  __run_timers+0x7e5/0xc70
[  388.098885]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  388.104255]  ? compat_start_thread+0x80/0x80
[  388.108671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.114217]  ? _raw_spin_unlock_irq+0x60/0x80
[  388.118718]  ? finish_task_switch+0x1f5/0x900
[  388.123214]  ? finish_task_switch+0x1b5/0x900
[  388.127710]  ? __switch_to_asm+0x34/0x70
[  388.131809]  ? preempt_notifier_register+0x200/0x200
[  388.136926]  ? __switch_to_asm+0x34/0x70
[  388.140985]  ? __switch_to_asm+0x40/0x70
[  388.145043]  ? __switch_to_asm+0x34/0x70
[  388.149240]  ? __switch_to_asm+0x40/0x70
[  388.153300]  ? __switch_to_asm+0x34/0x70
[  388.157361]  ? __switch_to_asm+0x40/0x70
[  388.162472]  ? __switch_to_asm+0x40/0x70
[  388.166544]  ? pvclock_read_flags+0x160/0x160
[  388.171050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.176600]  ? check_preemption_disabled+0x48/0x200
[  388.181627]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  388.187182]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  388.192499]  ? rcu_pm_notify+0xc0/0xc0
[  388.196388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.201929]  ? check_preemption_disabled+0x48/0x200
[  388.206953]  run_timer_softirq+0x52/0xb0
[  388.211031]  ? rcu_read_lock_sched_held+0x108/0x120
[  388.216076]  __do_softirq+0x30b/0xad8
[  388.219899]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  388.225007]  ? trace_hardirqs_off_caller+0x300/0x300
[  388.230131]  ? schedule+0x108/0x460
[  388.233785]  ? __schedule+0x1ed0/0x1ed0
[  388.237765]  ? trace_hardirqs_off+0xb8/0x300
[  388.242178]  ? ___might_sleep+0x1ed/0x300
[  388.246327]  ? smpboot_thread_fn+0x68b/0xa00
[  388.250740]  ? trace_hardirqs_on+0x310/0x310
[  388.255155]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.260693]  ? check_preemption_disabled+0x48/0x200
[  388.265714]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.271273]  ? takeover_tasklets+0xa90/0xa90
[  388.275684]  run_ksoftirqd+0x94/0x100
[  388.279490]  smpboot_thread_fn+0x68b/0xa00
[  388.283731]  ? sort_range+0x30/0x30
[  388.287367]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  388.292494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.298088]  ? __kthread_parkme+0xfb/0x1a0
[  388.302345]  kthread+0x35a/0x420
[  388.305711]  ? sort_range+0x30/0x30
[  388.309337]  ? kthread_bind+0x40/0x40
[  388.313152]  ret_from_fork+0x3a/0x50
[  388.316898] warn_alloc_show_mem: 1 callbacks suppressed
[  388.316921] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  388.316923] Mem-Info:
[  388.316956] active_anon:54556 inactive_anon:372 isolated_anon:0
[  388.316956]  active_file:17 inactive_file:16 isolated_file:0
[  388.316956]  unevictable:0 dirty:0 writeback:0 unstable:0
[  388.316956]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  388.316956]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  388.316956]  free:13727 free_pcp:164 free_cma:0
[  388.322309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  388.329585] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  388.331982] Call Trace:
[  388.364851] Node 0 
[  388.374206]  <IRQ>
[  388.401804] 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
[  388.404368]  dump_stack+0x1c4/0x2b4
[  388.406576] lowmem_reserve[]:
[  388.408725]  ? dump_stack_print_info.cold.2+0x52/0x52
[  388.434206]  0
[  388.437867]  warn_alloc.cold.118+0xb7/0x1bd
[  388.440941]  2815
[  388.446149]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  388.447926]  6318
[  388.452240]  ? lock_downgrade+0x900/0x900
[  388.454277]  6318
[  388.459133]  ? trace_hardirqs_off+0xb8/0x300
[  388.461182] Node 0 
[  388.465327]  ? trace_hardirqs_off+0xb8/0x300
[  388.467394] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  388.471782]  __alloc_pages_slowpath+0x2667/0x2d80
[  388.473989] lowmem_reserve[]:
[  388.478436]  ? warn_alloc+0x120/0x120
[  388.504927]  0 0
[  388.509791]  ? warn_alloc+0x120/0x120
[  388.512869]  3503
[  388.516677]  ? print_usage_bug+0xc0/0xc0
[  388.518625]  3503
[  388.522431]  ? warn_alloc+0x120/0x120
[  388.528617]  ? print_usage_bug+0xc0/0xc0
[  388.530660] Node 0 
[  388.534459]  ? __lock_acquire+0x7ec/0x4ec0
[  388.538522] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  388.540729]  ? __lock_acquire+0x7ec/0x4ec0
[  388.544942] lowmem_reserve[]:
[  388.573318]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  388.577526]  0 0
[  388.580640]  ? should_fail+0x22d/0xd01
[  388.586147]  0 0
[  388.588141]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.592007] Node 0 
[  388.593986]  ? __lock_acquire+0x7ec/0x4ec0
[  388.599062] DMA: 1*4kB 
[  388.601307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  388.605515] (U) 
[  388.608092]  ? __lock_acquire+0x7ec/0x4ec0
[  388.613171] 0*8kB 
[  388.615148]  ? should_fail+0x22d/0xd01
[  388.619360] 0*16kB 
[  388.621513]  ? mark_held_locks+0x130/0x130
[  388.625374] 1*32kB 
[  388.627609]  ? mark_held_locks+0x130/0x130
[  388.631824] (U) 
[  388.634056]  ? graph_lock+0x170/0x170
[  388.638273] 2*64kB 
[  388.640243]  ? graph_lock+0x170/0x170
[  388.644021] (U) 
[  388.646255]  ? graph_lock+0x170/0x170
[  388.650026] 1*128kB (U) 
[  388.652008]  ? print_usage_bug+0xc0/0xc0
[  388.655779] 1*256kB (U) 
[  388.658462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.662492] 0*512kB 1*1024kB 
[  388.665172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.670688] (U) 
[  388.673793]  ? check_preemption_disabled+0x48/0x200
[  388.679304] 1*2048kB (M) 
[  388.681284]  ? check_preemption_disabled+0x48/0x200
[  388.681310]  ? __lock_is_held+0xb5/0x140
[  388.686294] 3*4096kB (M) 
[  388.689060]  __alloc_pages_nodemask+0xa80/0xde0
[  388.694052] = 15908kB
[  388.698105]  ? graph_lock+0x170/0x170
[  388.700852] Node 0 
[  388.705545]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  388.707931] DMA32: 3*4kB 
[  388.711738]  ? graph_lock+0x170/0x170
[  388.713953] (UM) 
[  388.718970]  ? find_held_lock+0x36/0x1c0
[  388.721698] 0*8kB 
[  388.725500]  ? ____cache_alloc_node+0x1c7/0x1e0
[  388.727537] 2*16kB 
[  388.731598]  ? lock_downgrade+0x900/0x900
[  388.733731] (M) 
[  388.738404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.740609] 1*32kB 
[  388.744751]  cache_grow_begin+0x91/0x8c0
[  388.746706] (M) 
[  388.752238]  ? do_raw_spin_unlock+0xa7/0x2f0
[  388.754447] 3*64kB (UM) 
[  388.758518]  fallback_alloc+0x203/0x2e0
[  388.760472] 3*128kB 
[  388.764887]  ____cache_alloc_node+0x1c7/0x1e0
[  388.767535] (M) 2*256kB 
[  388.771518]  kmem_cache_alloc_node+0xe3/0x730
[  388.773820] (M) 
[  388.778313]  ? ipv6_get_ifaddr+0x42e/0x620
[  388.780958] 3*512kB 
[  388.785450]  __alloc_skb+0x119/0x770
[  388.787407] (M) 
[  388.791639]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  388.793936] 4*1024kB 
[  388.797651]  ? skb_scrub_packet+0x490/0x490
[  388.799608] (UM) 
[  388.804882]  ? lock_downgrade+0x900/0x900
[  388.807278] 3*2048kB 
[  388.811598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.813638] (M) 
[  388.817782]  ? refcount_sub_and_test_checked+0x203/0x310
[  388.820172] 3*4096kB 
[  388.825708]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  388.827660] (M) 
[  388.833119]  ? addrconf_rs_timer+0x6f0/0x6f0
[  388.835511] = 25228kB
[  388.840966]  ndisc_alloc_skb+0x144/0x340
[  388.842919] Node 0 
[  388.847341]  ndisc_send_rs+0x331/0x6e0
[  388.849727] Normal: 
[  388.853794]  addrconf_rs_timer+0x3c0/0x6f0
[  388.856003] 1169*4kB 
[  388.859888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.862196] (MEH) 
[  388.866438]  call_timer_fn+0x272/0x920
[  388.868823] 563*8kB 
[  388.873051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.875178] (UME) 
[  388.879061]  ? process_timeout+0x40/0x40
[  388.881361] 195*16kB 
[  388.885589]  ? find_held_lock+0x36/0x1c0
[  388.887715] (ME) 
[  388.891774]  ? __run_timers+0x7da/0xc70
[  388.894159] 41*32kB 
[  388.898218]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.900258] (UM) 3*64kB 
[  388.904238]  ? _raw_spin_unlock_irq+0x27/0x80
[  388.906536] (UM) 0*128kB 
[  388.911037]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.913688] 0*256kB 
[  388.918181]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  388.920918] 0*512kB 
[  388.925152]  ? trace_hardirqs_on+0xbd/0x310
[  388.927452] 0*1024kB 0*2048kB 
[  388.932037]  ? kasan_check_read+0x11/0x20
[  388.934353] 0*4096kB 
[  388.938673]  ? __run_timers+0x7da/0xc70
[  388.941835] = 13804kB
[  388.941850] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  388.945987]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  388.948379] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  388.952350]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.954737] 412 total pagecache pages
[  388.963567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  388.969002] 0 pages in swap cache
[  388.977570]  __run_timers+0x7e5/0xc70
[  388.981780] Swap cache stats: add 0, delete 0, find 0/0
[  388.981789] Free swap  = 0kB
[  388.985594]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  388.989795] Total swap = 0kB
[  388.993248]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  388.997037] 1965979 pages RAM
[  389.002421]  ? graph_lock+0x170/0x170
[  389.005425] 0 pages HighMem/MovableOnly
[  389.010780]  ? enqueue_hrtimer+0x1a5/0x560
[  389.013781] 343324 pages reserved
[  389.018790]  ? lock_release+0x970/0x970
[  389.021877] 0 pages cma reserved
[  389.025676]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.029709] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.033860]  ? find_held_lock+0x36/0x1c0
[  389.033880]  ? graph_lock+0x170/0x170
[  389.033897]  ? pvclock_read_flags+0x160/0x160
[  389.037403] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.041325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.044669] ksoftirqd/1 cpuset=
[  389.049894]  ? check_preemption_disabled+0x48/0x200
[  389.056371] /
[  389.060436]  ? __lock_is_held+0xb5/0x140
[  389.064209]  mems_allowed=0
[  389.068699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.107005]  ? check_preemption_disabled+0x48/0x200
[  389.112034]  run_timer_softirq+0x52/0xb0
[  389.116098]  ? rcu_read_lock_sched_held+0x108/0x120
[  389.121151]  __do_softirq+0x30b/0xad8
[  389.124974]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  389.130090]  ? pvclock_read_flags+0x160/0x160
[  389.134596]  ? lapic_next_event+0x5a/0x90
[  389.138746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.144283]  ? check_preemption_disabled+0x48/0x200
[  389.149296]  ? check_preemption_disabled+0x48/0x200
[  389.154320]  ? kvm_clock_read+0x18/0x30
[  389.158294]  ? kvm_sched_clock_read+0x9/0x20
[  389.162710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.168246]  ? check_preemption_disabled+0x48/0x200
[  389.173288]  irq_exit+0x17f/0x1c0
[  389.176746]  smp_apic_timer_interrupt+0x1cb/0x760
[  389.181591]  ? smp_reschedule_interrupt+0x109/0x650
[  389.186612]  ? smp_call_function_single_interrupt+0x650/0x650
[  389.192501]  ? interrupt_entry+0xb5/0xf0
[  389.196568]  ? trace_hardirqs_off_caller+0xbb/0x300
[  389.201585]  ? trace_hardirqs_off_caller+0xbb/0x300
[  389.206603]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.211448]  ? trace_hardirqs_off+0x300/0x300
[  389.215942]  ? trace_hardirqs_off+0x300/0x300
[  389.220438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.225979]  ? check_preemption_disabled+0x48/0x200
[  389.230994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.236557]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.241416]  apic_timer_interrupt+0xf/0x20
[  389.245650]  </IRQ>
[  389.247895] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  389.252827] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  389.271739] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  389.279468] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  389.286736] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  389.294013] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  389.301280] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  389.308547] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  389.315862]  skb_clone+0x1bb/0x500
[  389.319411]  ? skb_split+0x11e0/0x11e0
[  389.323311]  ? check_preemption_disabled+0x48/0x200
[  389.328334]  ? __this_cpu_preempt_check+0x1c/0x1f
[  389.333181]  ? __bpf_redirect+0x54b/0xb20
[  389.337340]  bpf_clone_redirect+0xb9/0x490
[  389.341586]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  389.346610]  ? __sched_text_start+0x8/0x8
[  389.350766]  ? retint_kernel+0x2d/0x2d
[  389.354666]  ? find_held_lock+0x36/0x1c0
[  389.358740]  ? lock_acquire+0x1ed/0x520
[  389.362713]  ? bpf_test_run+0x32e/0x5a0
[  389.366691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.372227]  ? check_preemption_disabled+0x48/0x200
[  389.377246]  ? kasan_check_read+0x11/0x20
[  389.381414]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.386693]  ? rcu_bh_qs+0xc0/0xc0
[  389.390237]  ? preempt_schedule+0x4d/0x60
[  389.394396]  ? ___preempt_schedule+0x16/0x18
[  389.398812]  ? bpf_test_run+0x1c0/0x5a0
[  389.402802]  ? netlink_diag_dump+0x2a0/0x2a0
[  389.407221]  ? bpf_prog_test_run_skb+0x295/0xb40
[  389.411981]  ? bpf_prog_test_run_skb+0x634/0xb40
[  389.416748]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  389.421596]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.427137]  ? fput+0x130/0x1a0
[  389.430429]  ? __bpf_prog_get+0x9b/0x290
[  389.434494]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  389.439338]  ? bpf_prog_test_run+0x130/0x1a0
[  389.443756]  ? __x64_sys_bpf+0x3d8/0x510
[  389.447817]  ? bpf_prog_get+0x20/0x20
[  389.451645]  ? do_syscall_64+0x1b9/0x820
[  389.455707]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.461081]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.466018]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.470867]  ? trace_hardirqs_off+0x300/0x300
[  389.475366]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.480402]  ? prepare_exit_to_usermode+0x291/0x3b0
[  389.485432]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.490296]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.495693] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  389.495790] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.502555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.502564] Call Trace:
[  389.509173] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.518409]  dump_stack+0x1c4/0x2b4
[  389.520973] syz-executor1 cpuset=
[  389.531455]  ? dump_stack_print_info.cold.2+0x52/0x52
[  389.535061] syz1
[  389.538522]  warn_alloc.cold.118+0xb7/0x1bd
[  389.543686]  mems_allowed=0
[  389.545677]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.557736]  ? lock_downgrade+0x900/0x900
[  389.561900]  ? trace_hardirqs_off+0xb8/0x300
[  389.566324]  ? trace_hardirqs_off+0xb8/0x300
[  389.570744]  __alloc_pages_slowpath+0x2667/0x2d80
[  389.575623]  ? warn_alloc+0x120/0x120
[  389.579432]  ? warn_alloc+0x120/0x120
[  389.583236]  ? print_usage_bug+0xc0/0xc0
[  389.587302]  ? warn_alloc+0x120/0x120
[  389.591105]  ? print_usage_bug+0xc0/0xc0
[  389.595180]  ? __lock_acquire+0x7ec/0x4ec0
[  389.599417]  ? __lock_acquire+0x7ec/0x4ec0
[  389.603660]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.609202]  ? should_fail+0x22d/0xd01
[  389.613098]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.618215]  ? __lock_acquire+0x7ec/0x4ec0
[  389.622457]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.627562]  ? __lock_acquire+0x7ec/0x4ec0
[  389.631803]  ? should_fail+0x22d/0xd01
[  389.635707]  ? mark_held_locks+0x130/0x130
[  389.639948]  ? mark_held_locks+0x130/0x130
[  389.644185]  ? graph_lock+0x170/0x170
[  389.647984]  ? graph_lock+0x170/0x170
[  389.651801]  ? graph_lock+0x170/0x170
[  389.655604]  ? print_usage_bug+0xc0/0xc0
[  389.659675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.665220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.670761]  ? check_preemption_disabled+0x48/0x200
[  389.675774]  ? check_preemption_disabled+0x48/0x200
[  389.680811]  ? __lock_is_held+0xb5/0x140
[  389.684880]  __alloc_pages_nodemask+0xa80/0xde0
[  389.689558]  ? graph_lock+0x170/0x170
[  389.693371]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  389.698390]  ? graph_lock+0x170/0x170
[  389.702209]  ? find_held_lock+0x36/0x1c0
[  389.706283]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.710956]  ? lock_downgrade+0x900/0x900
[  389.715124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.720674]  cache_grow_begin+0x91/0x8c0
[  389.724747]  ? do_raw_spin_unlock+0xa7/0x2f0
[  389.729170]  fallback_alloc+0x203/0x2e0
[  389.733161]  ____cache_alloc_node+0x1c7/0x1e0
[  389.737671]  kmem_cache_alloc_node+0xe3/0x730
[  389.742180]  ? ipv6_get_ifaddr+0x42e/0x620
[  389.746431]  __alloc_skb+0x119/0x770
[  389.750150]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.755432]  ? skb_scrub_packet+0x490/0x490
[  389.759755]  ? lock_downgrade+0x900/0x900
[  389.763917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.769461]  ? refcount_sub_and_test_checked+0x203/0x310
[  389.774939]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  389.780394]  ? addrconf_rs_timer+0x6f0/0x6f0
[  389.784820]  ndisc_alloc_skb+0x144/0x340
[  389.788895]  ndisc_send_rs+0x331/0x6e0
[  389.792795]  addrconf_rs_timer+0x3c0/0x6f0
[  389.797041]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.801298]  call_timer_fn+0x272/0x920
[  389.805188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.809432]  ? process_timeout+0x40/0x40
[  389.813495]  ? find_held_lock+0x36/0x1c0
[  389.817570]  ? __run_timers+0x7da/0xc70
[  389.821549]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.826048]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.830542]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.834781]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  389.839366]  ? trace_hardirqs_on+0xbd/0x310
[  389.843689]  ? kasan_check_read+0x11/0x20
[  389.847839]  ? __run_timers+0x7da/0xc70
[  389.851820]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.857287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  389.861523]  __run_timers+0x7e5/0xc70
[  389.865340]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  389.870704]  ? compat_start_thread+0x80/0x80
[  389.875125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.880673]  ? _raw_spin_unlock_irq+0x60/0x80
[  389.885176]  ? finish_task_switch+0x1f5/0x900
[  389.889670]  ? finish_task_switch+0x1b5/0x900
[  389.894440]  ? __switch_to_asm+0x34/0x70
[  389.898507]  ? preempt_notifier_register+0x200/0x200
[  389.903637]  ? __switch_to_asm+0x34/0x70
[  389.907698]  ? __switch_to_asm+0x40/0x70
[  389.911761]  ? __switch_to_asm+0x34/0x70
[  389.915818]  ? __switch_to_asm+0x40/0x70
[  389.919880]  ? __switch_to_asm+0x34/0x70
[  389.923948]  ? __switch_to_asm+0x40/0x70
[  389.928009]  ? __switch_to_asm+0x40/0x70
[  389.932078]  ? pvclock_read_flags+0x160/0x160
[  389.936584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.942131]  ? check_preemption_disabled+0x48/0x200
[  389.947165]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  389.952708]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.957989]  ? rcu_pm_notify+0xc0/0xc0
[  389.961883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.967435]  ? check_preemption_disabled+0x48/0x200
[  389.972463]  run_timer_softirq+0x52/0xb0
[  389.976528]  ? rcu_read_lock_sched_held+0x108/0x120
[  389.981558]  __do_softirq+0x30b/0xad8
[  389.985388]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  389.990494]  ? trace_hardirqs_off_caller+0x300/0x300
[  389.995613]  ? schedule+0x108/0x460
[  389.999717]  ? __schedule+0x1ed0/0x1ed0
[  390.003702]  ? trace_hardirqs_off+0xb8/0x300
[  390.008147]  ? ___might_sleep+0x1ed/0x300
[  390.012300]  ? smpboot_thread_fn+0x68b/0xa00
[  390.016709]  ? trace_hardirqs_on+0x310/0x310
[  390.021142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.026687]  ? check_preemption_disabled+0x48/0x200
[  390.031705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.037250]  ? takeover_tasklets+0xa90/0xa90
[  390.041663]  run_ksoftirqd+0x94/0x100
[  390.045470]  smpboot_thread_fn+0x68b/0xa00
[  390.049709]  ? sort_range+0x30/0x30
[  390.053344]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  390.058448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.063991]  ? __kthread_parkme+0xfb/0x1a0
[  390.068234]  kthread+0x35a/0x420
[  390.071604]  ? sort_range+0x30/0x30
[  390.075237]  ? kthread_bind+0x40/0x40
[  390.079044]  ret_from_fork+0x3a/0x50
[  390.082777] warn_alloc_show_mem: 1 callbacks suppressed
[  390.082789] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  390.082791] Mem-Info:
[  390.082822] active_anon:54556 inactive_anon:372 isolated_anon:0
[  390.082822]  active_file:17 inactive_file:16 isolated_file:0
[  390.082822]  unevictable:0 dirty:0 writeback:0 unstable:0
[  390.082822]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  390.082822]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  390.082822]  free:13727 free_pcp:164 free_cma:0
[  390.088167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.095453] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  390.097856] Call Trace:
[  390.130728] Node 0 
[  390.140083]  <IRQ>
[  390.167684] 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
[  390.170253]  dump_stack+0x1c4/0x2b4
[  390.172457] lowmem_reserve[]: 0
[  390.174613]  ? dump_stack_print_info.cold.2+0x52/0x52
[  390.200095]  2815
[  390.203736]  warn_alloc.cold.118+0xb7/0x1bd
[  390.206990]  6318
[  390.212180]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.214243]  6318
[  390.218558]  ? lock_downgrade+0x900/0x900
[  390.220601] Node 0 
[  390.225441]  ? trace_hardirqs_off+0xb8/0x300
[  390.227510] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  390.231634]  ? trace_hardirqs_off+0xb8/0x300
[  390.233846] lowmem_reserve[]:
[  390.238255]  __alloc_pages_slowpath+0x2667/0x2d80
[  390.264773]  0
[  390.269207]  ? warn_alloc+0x120/0x120
[  390.272267]  0
[  390.277108]  ? trace_hardirqs_on+0x310/0x310
[  390.278909]  3503
[  390.282707]  ? warn_alloc+0x120/0x120
[  390.284484]  3503
[  390.288896]  ? print_usage_bug+0xc0/0xc0
[  390.290941] Node 0 
[  390.294734]  ? warn_alloc+0x120/0x120
[  390.296800] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  390.300827]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  390.300844]  ? print_usage_bug+0xc0/0xc0
[  390.303061] lowmem_reserve[]:
[  390.306862]  ? __lock_acquire+0x7ec/0x4ec0
[  390.335217]  0 0
[  390.340258]  ? __lock_acquire+0x7ec/0x4ec0
[  390.344291]  0
[  390.347405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.351606]  0
[  390.353582]  ? should_fail+0x22d/0xd01
[  390.359597]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.365129] Node 0 
[  390.366928]  ? __lock_acquire+0x7ec/0x4ec0
[  390.370785] DMA: 1*4kB 
[  390.375893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.378107] (U) 0*8kB 
[  390.382360]  ? __lock_acquire+0x7ec/0x4ec0
[  390.384923] 0*16kB 
[  390.390020]  ? should_fail+0x22d/0xd01
[  390.390036]  ? print_usage_bug+0xc0/0xc0
[  390.392510] 1*32kB (U) 
[  390.396756]  ? mark_held_locks+0x130/0x130
[  390.398963] 2*64kB 
[  390.402847]  ? mark_held_locks+0x130/0x130
[  390.406882] (U) 
[  390.409468]  ? graph_lock+0x170/0x170
[  390.413673] 1*128kB (U) 
[  390.415923]  ? print_usage_bug+0xc0/0xc0
[  390.420144] 1*256kB 
[  390.422127]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  390.425902] (U) 0*512kB 
[  390.428585]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.432618] 1*1024kB (U) 
[  390.434949]  ? check_preemption_disabled+0x48/0x200
[  390.439701] 1*2048kB 
[  390.442366]  ? check_preemption_disabled+0x48/0x200
[  390.447894] (M) 
[  390.450651]  ? __lock_is_held+0xb5/0x140
[  390.455637] 3*4096kB (M) 
[  390.458061]  __alloc_pages_nodemask+0xa80/0xde0
[  390.463051] = 15908kB
[  390.465022]  ? graph_lock+0x170/0x170
[  390.469063] Node 0 
[  390.471821]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  390.476465] DMA32: 
[  390.478877]  ? graph_lock+0x170/0x170
[  390.482660] 3*4kB 
[  390.484902]  ? find_held_lock+0x36/0x1c0
[  390.489896] (UM) 
[  390.492145]  ? ____cache_alloc_node+0x1c7/0x1e0
[  390.495917] 0*8kB 2*16kB 
[  390.498073]  ? lock_downgrade+0x900/0x900
[  390.502109] (M) 1*32kB 
[  390.504198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.508840] (M) 
[  390.511597]  cache_grow_begin+0x91/0x8c0
[  390.515715] 3*64kB (UM) 
[  390.518311]  ? do_raw_spin_unlock+0xa7/0x2f0
[  390.523827] 3*128kB 
[  390.525801]  fallback_alloc+0x203/0x2e0
[  390.529838] (M) 
[  390.532510]  ____cache_alloc_node+0x1c7/0x1e0
[  390.536893] 2*256kB (M) 
[  390.539226]  kmem_cache_alloc_node+0xe3/0x730
[  390.543171] 3*512kB (M) 
[  390.545157]  ? ipv6_get_ifaddr+0x42e/0x620
[  390.549623] 4*1024kB (UM) 
[  390.552306]  __alloc_skb+0x119/0x770
[  390.556783] 3*2048kB (M) 
[  390.559466]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.563674] 3*4096kB (M) 
[  390.566524]  ? skb_scrub_packet+0x490/0x490
[  390.570212] = 25228kB
[  390.570221] Node 0 
[  390.572981]  ? lock_downgrade+0x900/0x900
[  390.578239] Normal: 1169*4kB 
[  390.581020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.585314] (MEH) 
[  390.587726]  ? refcount_sub_and_test_checked+0x203/0x310
[  390.589938] 563*8kB 
[  390.594084]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  390.597170] (UME) 
[  390.602706]  ? addrconf_rs_timer+0x6f0/0x6f0
[  390.604856] 195*16kB 
[  390.610338]  ndisc_alloc_skb+0x144/0x340
[  390.612630] (ME) 
[  390.618087]  ndisc_send_rs+0x331/0x6e0
[  390.620235] 41*32kB (UM) 
[  390.624651]  addrconf_rs_timer+0x3c0/0x6f0
[  390.627043] 3*64kB 
[  390.631109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.633156] (UM) 
[  390.637058]  call_timer_fn+0x272/0x920
[  390.639783] 0*128kB 0*256kB 
[  390.644028]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.646244] 0*512kB 
[  390.650474]  ? process_timeout+0x40/0x40
[  390.652520] 0*1024kB 
[  390.656406]  ? find_held_lock+0x36/0x1c0
[  390.659392] 0*2048kB 0*4096kB 
[  390.663645]  ? __run_timers+0x7da/0xc70
[  390.665949] = 13804kB
[  390.670006]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.672409] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  390.676458]  ? _raw_spin_unlock_irq+0x27/0x80
[  390.679637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  390.683600]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.685987] 412 total pagecache pages
[  390.690481]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  390.699306] 0 pages in swap cache
[  390.703792]  ? trace_hardirqs_on+0xbd/0x310
[  390.712344] Swap cache stats: add 0, delete 0, find 0/0
[  390.712354] Free swap  = 0kB
[  390.716586]  ? kasan_check_read+0x11/0x20
[  390.720361] Total swap = 0kB
[  390.720370] 1965979 pages RAM
[  390.724952]  ? __run_timers+0x7da/0xc70
[  390.728388] 0 pages HighMem/MovableOnly
[  390.732715]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.738051] 343324 pages reserved
[  390.741071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.745197] 0 pages cma reserved
[  390.748211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  390.751387] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  390.755255]  __run_timers+0x7e5/0xc70
[  390.755285]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  390.755303]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  390.759338] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  390.764726]  ? graph_lock+0x170/0x170
[  390.768164] ksoftirqd/1 cpuset=
[  390.772402]  ? enqueue_hrtimer+0x1a5/0x560
[  390.775743] /
[  390.779968]  ? lock_release+0x970/0x970
[  390.779986]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  390.786470]  mems_allowed=0
[  390.790284]  ? find_held_lock+0x36/0x1c0
[  390.840084]  ? graph_lock+0x170/0x170
[  390.843896]  ? pvclock_read_flags+0x160/0x160
[  390.848404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.853941]  ? check_preemption_disabled+0x48/0x200
[  390.858971]  ? __lock_is_held+0xb5/0x140
[  390.863032]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.868573]  ? check_preemption_disabled+0x48/0x200
[  390.873598]  run_timer_softirq+0x52/0xb0
[  390.877665]  ? rcu_read_lock_sched_held+0x108/0x120
[  390.882697]  __do_softirq+0x30b/0xad8
[  390.886517]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  390.891626]  ? pvclock_read_flags+0x160/0x160
[  390.896131]  ? lapic_next_event+0x5a/0x90
[  390.900291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.905833]  ? check_preemption_disabled+0x48/0x200
[  390.910849]  ? check_preemption_disabled+0x48/0x200
[  390.915873]  ? kvm_clock_read+0x18/0x30
[  390.919849]  ? kvm_sched_clock_read+0x9/0x20
[  390.924268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.929808]  ? check_preemption_disabled+0x48/0x200
[  390.934841]  irq_exit+0x17f/0x1c0
[  390.938305]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.943172]  ? smp_reschedule_interrupt+0x109/0x650
[  390.948205]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.954091]  ? interrupt_entry+0xb5/0xf0
[  390.958176]  ? trace_hardirqs_off_caller+0xbb/0x300
[  390.963214]  ? trace_hardirqs_off_caller+0xbb/0x300
[  390.968261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.973106]  ? trace_hardirqs_off+0x300/0x300
[  390.977614]  ? trace_hardirqs_off+0x300/0x300
[  390.982122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.987668]  ? check_preemption_disabled+0x48/0x200
[  390.992687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.998233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.003099]  apic_timer_interrupt+0xf/0x20
[  391.007336]  </IRQ>
[  391.009580] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  391.014512] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  391.033435] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  391.041154] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  391.048424] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  391.055698] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  391.062972] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  391.070249] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  391.077589]  skb_clone+0x1bb/0x500
[  391.081156]  ? skb_split+0x11e0/0x11e0
[  391.085050]  ? check_preemption_disabled+0x48/0x200
[  391.090088]  ? __this_cpu_preempt_check+0x1c/0x1f
[  391.094969]  ? __bpf_redirect+0x54b/0xb20
[  391.099142]  bpf_clone_redirect+0xb9/0x490
[  391.103396]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  391.108427]  ? __sched_text_start+0x8/0x8
[  391.112582]  ? retint_kernel+0x2d/0x2d
[  391.116479]  ? find_held_lock+0x36/0x1c0
[  391.120547]  ? lock_acquire+0x1ed/0x520
[  391.124524]  ? bpf_test_run+0x32e/0x5a0
[  391.128505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.134043]  ? check_preemption_disabled+0x48/0x200
[  391.139066]  ? kasan_check_read+0x11/0x20
[  391.143216]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.148501]  ? rcu_bh_qs+0xc0/0xc0
[  391.152045]  ? preempt_schedule+0x4d/0x60
[  391.156201]  ? ___preempt_schedule+0x16/0x18
[  391.160618]  ? bpf_test_run+0x1c0/0x5a0
[  391.164605]  ? netlink_diag_dump+0x2a0/0x2a0
[  391.169024]  ? bpf_prog_test_run_skb+0x295/0xb40
[  391.173784]  ? bpf_prog_test_run_skb+0x634/0xb40
[  391.178550]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  391.183401]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  391.188948]  ? fput+0x130/0x1a0
[  391.192236]  ? __bpf_prog_get+0x9b/0x290
[  391.196310]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  391.201162]  ? bpf_prog_test_run+0x130/0x1a0
[  391.205586]  ? __x64_sys_bpf+0x3d8/0x510
[  391.209661]  ? bpf_prog_get+0x20/0x20
[  391.213493]  ? do_syscall_64+0x1b9/0x820
[  391.217575]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  391.222971]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.227909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.232765]  ? trace_hardirqs_off+0x300/0x300
[  391.237265]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  391.242288]  ? prepare_exit_to_usermode+0x291/0x3b0
[  391.247314]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.252175]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  391.257564] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  391.257647] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  391.264421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.264427] Call Trace:
[  391.264449]  dump_stack+0x1c4/0x2b4
[  391.264466]  ? dump_stack_print_info.cold.2+0x52/0x52
[  391.264494]  warn_alloc.cold.118+0xb7/0x1bd
[  391.271024] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  391.280316]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.282878] syz-executor1 cpuset=
[  391.286517]  ? lock_downgrade+0x900/0x900
[  391.291683] syz1
[  391.296010]  ? trace_hardirqs_off+0xb8/0x300
[  391.306474]  mems_allowed=0
[  391.328171]  ? trace_hardirqs_off+0xb8/0x300
[  391.332593]  __alloc_pages_slowpath+0x2667/0x2d80
[  391.337473]  ? warn_alloc+0x120/0x120
[  391.341282]  ? warn_alloc+0x120/0x120
[  391.345092]  ? print_usage_bug+0xc0/0xc0
[  391.349169]  ? warn_alloc+0x120/0x120
[  391.352978]  ? print_usage_bug+0xc0/0xc0
[  391.357041]  ? __lock_acquire+0x7ec/0x4ec0
[  391.361278]  ? __lock_acquire+0x7ec/0x4ec0
[  391.365524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.371083]  ? should_fail+0x22d/0xd01
[  391.375010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.380146]  ? __lock_acquire+0x7ec/0x4ec0
[  391.384404]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.389514]  ? __lock_acquire+0x7ec/0x4ec0
[  391.393751]  ? should_fail+0x22d/0xd01
[  391.397658]  ? mark_held_locks+0x130/0x130
[  391.401911]  ? mark_held_locks+0x130/0x130
[  391.406162]  ? graph_lock+0x170/0x170
[  391.409967]  ? graph_lock+0x170/0x170
[  391.413776]  ? graph_lock+0x170/0x170
[  391.417583]  ? print_usage_bug+0xc0/0xc0
[  391.421649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.427190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.432751]  ? check_preemption_disabled+0x48/0x200
[  391.437792]  ? check_preemption_disabled+0x48/0x200
[  391.442841]  ? __lock_is_held+0xb5/0x140
[  391.446925]  __alloc_pages_nodemask+0xa80/0xde0
[  391.451598]  ? graph_lock+0x170/0x170
[  391.455403]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  391.460425]  ? graph_lock+0x170/0x170
[  391.464244]  ? find_held_lock+0x36/0x1c0
[  391.468322]  ? ____cache_alloc_node+0x1c7/0x1e0
[  391.472999]  ? lock_downgrade+0x900/0x900
[  391.477164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.482711]  cache_grow_begin+0x91/0x8c0
[  391.486775]  ? do_raw_spin_unlock+0xa7/0x2f0
[  391.491193]  fallback_alloc+0x203/0x2e0
[  391.495176]  ____cache_alloc_node+0x1c7/0x1e0
[  391.499685]  kmem_cache_alloc_node+0xe3/0x730
[  391.504191]  ? ipv6_get_ifaddr+0x42e/0x620
[  391.508439]  __alloc_skb+0x119/0x770
[  391.512155]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.517474]  ? skb_scrub_packet+0x490/0x490
[  391.521802]  ? lock_downgrade+0x900/0x900
[  391.526012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.531563]  ? refcount_sub_and_test_checked+0x203/0x310
[  391.537021]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  391.542476]  ? addrconf_rs_timer+0x6f0/0x6f0
[  391.546907]  ndisc_alloc_skb+0x144/0x340
[  391.550979]  ndisc_send_rs+0x331/0x6e0
[  391.554887]  addrconf_rs_timer+0x3c0/0x6f0
[  391.559145]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.563402]  call_timer_fn+0x272/0x920
[  391.567297]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.571538]  ? process_timeout+0x40/0x40
[  391.575606]  ? find_held_lock+0x36/0x1c0
[  391.579682]  ? __run_timers+0x7da/0xc70
[  391.583660]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.588165]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.592677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.596928]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  391.601527]  ? trace_hardirqs_on+0xbd/0x310
[  391.605853]  ? kasan_check_read+0x11/0x20
[  391.610005]  ? __run_timers+0x7da/0xc70
[  391.613982]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.619440]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.623705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.627943]  __run_timers+0x7e5/0xc70
[  391.631764]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  391.637134]  ? compat_start_thread+0x80/0x80
[  391.641553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.647098]  ? _raw_spin_unlock_irq+0x60/0x80
[  391.651620]  ? finish_task_switch+0x1f5/0x900
[  391.656132]  ? finish_task_switch+0x1b5/0x900
[  391.660641]  ? __switch_to_asm+0x34/0x70
[  391.664708]  ? preempt_notifier_register+0x200/0x200
[  391.669813]  ? __switch_to_asm+0x34/0x70
[  391.673877]  ? __switch_to_asm+0x40/0x70
[  391.677945]  ? __switch_to_asm+0x34/0x70
[  391.682009]  ? __switch_to_asm+0x40/0x70
[  391.686074]  ? __switch_to_asm+0x34/0x70
[  391.690146]  ? __switch_to_asm+0x40/0x70
[  391.694209]  ? __switch_to_asm+0x40/0x70
[  391.698288]  ? pvclock_read_flags+0x160/0x160
[  391.702790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.708331]  ? check_preemption_disabled+0x48/0x200
[  391.713366]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  391.718909]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.724191]  ? rcu_pm_notify+0xc0/0xc0
[  391.728082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.733641]  ? check_preemption_disabled+0x48/0x200
[  391.738675]  run_timer_softirq+0x52/0xb0
[  391.742743]  ? rcu_read_lock_sched_held+0x108/0x120
[  391.747763]  __do_softirq+0x30b/0xad8
[  391.751577]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  391.756680]  ? trace_hardirqs_off_caller+0x300/0x300
[  391.761797]  ? schedule+0x108/0x460
[  391.765431]  ? __schedule+0x1ed0/0x1ed0
[  391.769416]  ? trace_hardirqs_off+0xb8/0x300
[  391.773829]  ? ___might_sleep+0x1ed/0x300
[  391.777977]  ? smpboot_thread_fn+0x68b/0xa00
[  391.782388]  ? trace_hardirqs_on+0x310/0x310
[  391.786808]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.792350]  ? check_preemption_disabled+0x48/0x200
[  391.797369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.802935]  ? takeover_tasklets+0xa90/0xa90
[  391.807369]  run_ksoftirqd+0x94/0x100
[  391.811195]  smpboot_thread_fn+0x68b/0xa00
[  391.815435]  ? sort_range+0x30/0x30
[  391.819068]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  391.824172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.829715]  ? __kthread_parkme+0xfb/0x1a0
[  391.833972]  kthread+0x35a/0x420
[  391.837345]  ? sort_range+0x30/0x30
[  391.840977]  ? kthread_bind+0x40/0x40
[  391.844800]  ret_from_fork+0x3a/0x50
[  391.848543] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  391.848550] warn_alloc_show_mem: 1 callbacks suppressed
[  391.848561] Mem-Info:
[  391.855840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.861220] active_anon:54556 inactive_anon:372 isolated_anon:0
[  391.861220]  active_file:17 inactive_file:16 isolated_file:0
[  391.861220]  unevictable:0 dirty:0 writeback:0 unstable:0
[  391.861220]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  391.861220]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  391.861220]  free:13727 free_pcp:164 free_cma:0
[  391.863594] Call Trace:
[  391.872990] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  391.906344]  <IRQ>
[  391.908927] Node 0 
[  391.936542]  dump_stack+0x1c4/0x2b4
[  391.938715] 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
[  391.940940]  ? dump_stack_print_info.cold.2+0x52/0x52
[  391.944544] lowmem_reserve[]: 0
[  391.970106]  warn_alloc.cold.118+0xb7/0x1bd
[  391.975281]  2815
[  391.978566]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.982859]  6318
[  391.984921]  ? lock_downgrade+0x900/0x900
[  391.989739]  6318
[  391.991801]  ? trace_hardirqs_off+0xb8/0x300
[  391.998157]  ? trace_hardirqs_off+0xb8/0x300
[  392.002545] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  392.006976]  __alloc_pages_slowpath+0x2667/0x2d80
[  392.007020]  ? warn_alloc+0x120/0x120
[  392.034132] lowmem_reserve[]: 0
[  392.038985]  ? warn_alloc+0x120/0x120
[  392.042753]  0 3503
[  392.046042]  ? print_usage_bug+0xc0/0xc0
[  392.049820]  3503
[  392.052056]  ? warn_alloc+0x120/0x120
[  392.058164]  ? print_usage_bug+0xc0/0xc0
[  392.061948] Node 0 
[  392.066009]  ? __lock_acquire+0x7ec/0x4ec0
[  392.066040] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  392.066048] lowmem_reserve[]:
[  392.068283]  ? __lock_acquire+0x7ec/0x4ec0
[  392.072493]  0 0
[  392.100890]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.103985]  0
[  392.108218]  ? should_fail+0x22d/0xd01
[  392.110176]  0
[  392.115708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.117489] Node 0 
[  392.121373]  ? __lock_acquire+0x7ec/0x4ec0
[  392.123154] DMA: 
[  392.128254]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.130474] 1*4kB 
[  392.134702]  ? __lock_acquire+0x7ec/0x4ec0
[  392.136745] (U) 
[  392.141844]  ? should_fail+0x22d/0xd01
[  392.143978] 0*8kB 
[  392.148221]  ? mark_held_locks+0x130/0x130
[  392.150184] 0*16kB 
[  392.154065]  ? mark_held_locks+0x130/0x130
[  392.156200] 1*32kB 
[  392.160429]  ? graph_lock+0x170/0x170
[  392.162669] (U) 
[  392.166906]  ? graph_lock+0x170/0x170
[  392.169132] 2*64kB 
[  392.172952]  ? graph_lock+0x170/0x170
[  392.174934] (U) 1*128kB 
[  392.178747]  ? print_usage_bug+0xc0/0xc0
[  392.180966] (U) 
[  392.184765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.184782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.187436] 1*256kB (U) 
[  392.191501]  ? check_preemption_disabled+0x48/0x200
[  392.193461] 0*512kB 
[  392.198998]  ? check_preemption_disabled+0x48/0x200
[  392.204522] 1*1024kB (U) 
[  392.207206]  ? __lock_is_held+0xb5/0x140
[  392.212204] 1*2048kB 
[  392.214531]  __alloc_pages_nodemask+0xa80/0xde0
[  392.219646] (M) 
[  392.222409]  ? graph_lock+0x170/0x170
[  392.222427]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.222438]  ? graph_lock+0x170/0x170
[  392.222463]  ? find_held_lock+0x36/0x1c0
[  392.226502] 3*4096kB (M) 
[  392.228933]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.233576] = 15908kB
[  392.235548]  ? lock_downgrade+0x900/0x900
[  392.239327] Node 0 
[  392.244341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.248125] DMA32: 
[  392.252186]  cache_grow_begin+0x91/0x8c0
[  392.254923] 3*4kB 
[  392.259589]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.261981] (UM) 
[  392.266136]  fallback_alloc+0x203/0x2e0
[  392.268344] 0*8kB 2*16kB 
[  392.273888]  ____cache_alloc_node+0x1c7/0x1e0
[  392.276105] (M) 
[  392.280171]  kmem_cache_alloc_node+0xe3/0x730
[  392.282294] 1*32kB (M) 
[  392.286712]  ? ipv6_get_ifaddr+0x42e/0x620
[  392.288757] 3*64kB 
[  392.292730]  __alloc_skb+0x119/0x770
[  392.295471] (UM) 
[  392.299962]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.301919] 3*128kB 
[  392.306412]  ? skb_scrub_packet+0x490/0x490
[  392.308972] (M) 
[  392.313205]  ? lock_downgrade+0x900/0x900
[  392.315422] 2*256kB 
[  392.319143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.321184] (M) 
[  392.326462]  ? refcount_sub_and_test_checked+0x203/0x310
[  392.328762] 3*512kB 
[  392.333077]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  392.335035] (M) 
[  392.339187]  ? addrconf_rs_timer+0x6f0/0x6f0
[  392.341491] 4*1024kB 
[  392.347029]  ndisc_alloc_skb+0x144/0x340
[  392.348969] (UM) 3*2048kB 
[  392.354431]  ndisc_send_rs+0x331/0x6e0
[  392.356735] (M) 
[  392.362195]  addrconf_rs_timer+0x3c0/0x6f0
[  392.364153] 3*4096kB 
[  392.368558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.370943] (M) 
[  392.375008]  call_timer_fn+0x272/0x920
[  392.377827] = 25228kB
[  392.381716]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.383671] Node 0 
[  392.387907]  ? process_timeout+0x40/0x40
[  392.390293] Normal: 
[  392.394525]  ? find_held_lock+0x36/0x1c0
[  392.396480] 1169*4kB 
[  392.400365]  ? __run_timers+0x7da/0xc70
[  392.402746] (MEH) 
[  392.406979]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.409193] 563*8kB 
[  392.413250]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.415561] (UME) 
[  392.419616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.422007] 195*16kB 
[  392.425978]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  392.428126] (ME) 
[  392.432622]  ? trace_hardirqs_on+0xbd/0x310
[  392.434923] 41*32kB 
[  392.439414]  ? kasan_check_read+0x11/0x20
[  392.441542] (UM) 
[  392.445775]  ? __run_timers+0x7da/0xc70
[  392.448163] 3*64kB 
[  392.452739]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.454779] (UM) 
[  392.459102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.461416] 0*128kB 
[  392.465562]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  392.467606] 0*256kB 
[  392.471575]  __run_timers+0x7e5/0xc70
[  392.473793] 0*512kB 
[  392.479246]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  392.481280] 0*1024kB 
[  392.485509]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.487828] 0*2048kB 
[  392.492057]  ? graph_lock+0x170/0x170
[  392.494354] 0*4096kB = 13804kB
[  392.498175]  ? enqueue_hrtimer+0x1a5/0x560
[  392.500488] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  392.505846]  ? lock_release+0x970/0x970
[  392.508245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  392.513248]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.515655] 412 total pagecache pages
[  392.519464]  ? find_held_lock+0x36/0x1c0
[  392.522635] 0 pages in swap cache
[  392.526860]  ? graph_lock+0x170/0x170
[  392.535676] Swap cache stats: add 0, delete 0, find 0/0
[  392.539645]  ? pvclock_read_flags+0x160/0x160
[  392.548191] Free swap  = 0kB
[  392.548201] Total swap = 0kB
[  392.553396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.557170] 1965979 pages RAM
[  392.561229]  ? check_preemption_disabled+0x48/0x200
[  392.564659] 0 pages HighMem/MovableOnly
[  392.568466]  ? __lock_is_held+0xb5/0x140
[  392.573808] 343324 pages reserved
[  392.578304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.581303] 0 pages cma reserved
[  392.584318]  ? check_preemption_disabled+0x48/0x200
[  392.589922] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.592943]  run_timer_softirq+0x52/0xb0
[  392.592959]  ? rcu_read_lock_sched_held+0x108/0x120
[  392.592977]  __do_softirq+0x30b/0xad8
[  392.598046] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.601963]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  392.605999] ksoftirqd/1 cpuset=
[  392.609451]  ? pvclock_read_flags+0x160/0x160
[  392.614966] /
[  392.618331]  ? lapic_next_event+0x5a/0x90
[  392.623334]  mems_allowed=0
[  392.629821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.680046]  ? check_preemption_disabled+0x48/0x200
[  392.685071]  ? check_preemption_disabled+0x48/0x200
[  392.690094]  ? kvm_clock_read+0x18/0x30
[  392.694080]  ? kvm_sched_clock_read+0x9/0x20
[  392.698502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.704037]  ? check_preemption_disabled+0x48/0x200
[  392.709080]  irq_exit+0x17f/0x1c0
[  392.712550]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.717403]  ? smp_reschedule_interrupt+0x109/0x650
[  392.722425]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.728312]  ? interrupt_entry+0xb5/0xf0
[  392.732379]  ? trace_hardirqs_off_caller+0xbb/0x300
[  392.737406]  ? trace_hardirqs_off_caller+0xbb/0x300
[  392.742424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.747271]  ? trace_hardirqs_off+0x300/0x300
[  392.751772]  ? trace_hardirqs_off+0x300/0x300
[  392.756272]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.761904]  ? check_preemption_disabled+0x48/0x200
[  392.766921]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.772467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.777322]  apic_timer_interrupt+0xf/0x20
[  392.781555]  </IRQ>
[  392.783795] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  392.788732] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  392.807630] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  392.815344] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  392.822615] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  392.829880] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  392.837152] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  392.844425] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  392.851741]  skb_clone+0x1bb/0x500
[  392.855287]  ? skb_split+0x11e0/0x11e0
[  392.859176]  ? check_preemption_disabled+0x48/0x200
[  392.864203]  ? __this_cpu_preempt_check+0x1c/0x1f
[  392.869053]  ? __bpf_redirect+0x54b/0xb20
[  392.873213]  bpf_clone_redirect+0xb9/0x490
[  392.877456]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  392.882481]  ? __sched_text_start+0x8/0x8
[  392.886639]  ? retint_kernel+0x2d/0x2d
[  392.890538]  ? find_held_lock+0x36/0x1c0
[  392.894610]  ? lock_acquire+0x1ed/0x520
[  392.898584]  ? bpf_test_run+0x32e/0x5a0
[  392.902561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.908100]  ? check_preemption_disabled+0x48/0x200
[  392.913137]  ? kasan_check_read+0x11/0x20
[  392.917290]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.922576]  ? rcu_bh_qs+0xc0/0xc0
[  392.926130]  ? preempt_schedule+0x4d/0x60
[  392.930284]  ? ___preempt_schedule+0x16/0x18
[  392.934701]  ? bpf_test_run+0x1c0/0x5a0
[  392.938688]  ? netlink_diag_dump+0x2a0/0x2a0
[  392.943117]  ? bpf_prog_test_run_skb+0x295/0xb40
[  392.947881]  ? bpf_prog_test_run_skb+0x634/0xb40
[  392.952645]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  392.957488]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  392.963027]  ? fput+0x130/0x1a0
[  392.966312]  ? __bpf_prog_get+0x9b/0x290
[  392.970380]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  392.975226]  ? bpf_prog_test_run+0x130/0x1a0
[  392.979638]  ? __x64_sys_bpf+0x3d8/0x510
[  392.983699]  ? bpf_prog_get+0x20/0x20
[  392.987522]  ? do_syscall_64+0x1b9/0x820
[  392.991584]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  392.996955]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.001885]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.006731]  ? trace_hardirqs_off+0x300/0x300
[  393.011228]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  393.016253]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.021277]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.026144]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  393.031529] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  393.031615] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  393.038376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.038382] Call Trace:
[  393.038403]  dump_stack+0x1c4/0x2b4
[  393.038421]  ? dump_stack_print_info.cold.2+0x52/0x52
[  393.038448]  warn_alloc.cold.118+0xb7/0x1bd
[  393.045075] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.054281]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.056846] syz-executor1 cpuset=
[  393.060474]  ? lock_downgrade+0x900/0x900
[  393.065640] syz1
[  393.069964]  ? trace_hardirqs_off+0xb8/0x300
[  393.080418]  mems_allowed=0
[  393.102120]  ? trace_hardirqs_off+0xb8/0x300
[  393.106547]  __alloc_pages_slowpath+0x2667/0x2d80
[  393.111430]  ? warn_alloc+0x120/0x120
[  393.115244]  ? warn_alloc+0x120/0x120
[  393.119052]  ? print_usage_bug+0xc0/0xc0
[  393.123139]  ? warn_alloc+0x120/0x120
[  393.126947]  ? print_usage_bug+0xc0/0xc0
[  393.131016]  ? __lock_acquire+0x7ec/0x4ec0
[  393.135250]  ? __lock_acquire+0x7ec/0x4ec0
[  393.139487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.145030]  ? should_fail+0x22d/0xd01
[  393.148930]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.154036]  ? __lock_acquire+0x7ec/0x4ec0
[  393.158277]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.163381]  ? __lock_acquire+0x7ec/0x4ec0
[  393.167614]  ? should_fail+0x22d/0xd01
[  393.171519]  ? mark_held_locks+0x130/0x130
[  393.175763]  ? mark_held_locks+0x130/0x130
[  393.180006]  ? graph_lock+0x170/0x170
[  393.183808]  ? graph_lock+0x170/0x170
[  393.187612]  ? graph_lock+0x170/0x170
[  393.191418]  ? print_usage_bug+0xc0/0xc0
[  393.195479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.201020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.206558]  ? check_preemption_disabled+0x48/0x200
[  393.211571]  ? check_preemption_disabled+0x48/0x200
[  393.216599]  ? __lock_is_held+0xb5/0x140
[  393.220669]  __alloc_pages_nodemask+0xa80/0xde0
[  393.225345]  ? graph_lock+0x170/0x170
[  393.229156]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  393.234171]  ? graph_lock+0x170/0x170
[  393.237987]  ? find_held_lock+0x36/0x1c0
[  393.242083]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.246770]  ? lock_downgrade+0x900/0x900
[  393.250929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.256474]  cache_grow_begin+0x91/0x8c0
[  393.260541]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.264960]  fallback_alloc+0x203/0x2e0
[  393.268945]  ____cache_alloc_node+0x1c7/0x1e0
[  393.273449]  kmem_cache_alloc_node+0xe3/0x730
[  393.277950]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.282196]  __alloc_skb+0x119/0x770
[  393.285918]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.291205]  ? skb_scrub_packet+0x490/0x490
[  393.295527]  ? lock_downgrade+0x900/0x900
[  393.299696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.305246]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.310705]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.316160]  ? addrconf_rs_timer+0x6f0/0x6f0
[  393.320587]  ndisc_alloc_skb+0x144/0x340
[  393.324658]  ndisc_send_rs+0x331/0x6e0
[  393.328553]  addrconf_rs_timer+0x3c0/0x6f0
[  393.332796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.337050]  call_timer_fn+0x272/0x920
[  393.340941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.345179]  ? process_timeout+0x40/0x40
[  393.349239]  ? find_held_lock+0x36/0x1c0
[  393.353313]  ? __run_timers+0x7da/0xc70
[  393.357299]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.361799]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.366293]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.370532]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  393.375129]  ? trace_hardirqs_on+0xbd/0x310
[  393.379450]  ? kasan_check_read+0x11/0x20
[  393.383597]  ? __run_timers+0x7da/0xc70
[  393.387573]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.393031]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.397275]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.401510]  __run_timers+0x7e5/0xc70
[  393.405325]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  393.410690]  ? compat_start_thread+0x80/0x80
[  393.415102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.420659]  ? _raw_spin_unlock_irq+0x60/0x80
[  393.425158]  ? finish_task_switch+0x1f5/0x900
[  393.429652]  ? finish_task_switch+0x1b5/0x900
[  393.434152]  ? __switch_to_asm+0x34/0x70
[  393.438222]  ? preempt_notifier_register+0x200/0x200
[  393.443329]  ? __switch_to_asm+0x34/0x70
[  393.447390]  ? __switch_to_asm+0x40/0x70
[  393.451454]  ? __switch_to_asm+0x34/0x70
[  393.455516]  ? __switch_to_asm+0x40/0x70
[  393.459575]  ? __switch_to_asm+0x34/0x70
[  393.463639]  ? __switch_to_asm+0x40/0x70
[  393.467707]  ? __switch_to_asm+0x40/0x70
[  393.471782]  ? pvclock_read_flags+0x160/0x160
[  393.476282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.481820]  ? check_preemption_disabled+0x48/0x200
[  393.486849]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  393.492390]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.497681]  ? rcu_pm_notify+0xc0/0xc0
[  393.501571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.507119]  ? check_preemption_disabled+0x48/0x200
[  393.512155]  run_timer_softirq+0x52/0xb0
[  393.516228]  ? rcu_read_lock_sched_held+0x108/0x120
[  393.521247]  __do_softirq+0x30b/0xad8
[  393.525069]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  393.530186]  ? trace_hardirqs_off_caller+0x300/0x300
[  393.535300]  ? schedule+0x108/0x460
[  393.538928]  ? __schedule+0x1ed0/0x1ed0
[  393.542918]  ? trace_hardirqs_off+0xb8/0x300
[  393.547328]  ? ___might_sleep+0x1ed/0x300
[  393.551477]  ? smpboot_thread_fn+0x68b/0xa00
[  393.555896]  ? trace_hardirqs_on+0x310/0x310
[  393.560311]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.565849]  ? check_preemption_disabled+0x48/0x200
[  393.570898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.576442]  ? takeover_tasklets+0xa90/0xa90
[  393.581212]  run_ksoftirqd+0x94/0x100
[  393.585020]  smpboot_thread_fn+0x68b/0xa00
[  393.589260]  ? sort_range+0x30/0x30
[  393.592896]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  393.598002]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.603544]  ? __kthread_parkme+0xfb/0x1a0
[  393.607785]  kthread+0x35a/0x420
[  393.611152]  ? sort_range+0x30/0x30
[  393.614778]  ? kthread_bind+0x40/0x40
[  393.618586]  ret_from_fork+0x3a/0x50
[  393.622331] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  393.622337] warn_alloc_show_mem: 1 callbacks suppressed
[  393.622345] Mem-Info:
[  393.629629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.635001] active_anon:54556 inactive_anon:372 isolated_anon:0
[  393.635001]  active_file:17 inactive_file:16 isolated_file:0
[  393.635001]  unevictable:0 dirty:0 writeback:0 unstable:0
[  393.635001]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  393.635001]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  393.635001]  free:13727 free_pcp:164 free_cma:0
[  393.637378] Call Trace:
[  393.646773] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  393.679625]  <IRQ>
[  393.682199] Node 0 
[  393.709786]  dump_stack+0x1c4/0x2b4
[  393.711952] 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
[  393.714156]  ? dump_stack_print_info.cold.2+0x52/0x52
[  393.717759] lowmem_reserve[]:
[  393.743268]  warn_alloc.cold.118+0xb7/0x1bd
[  393.748427]  0
[  393.751532]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.755829]  2815
[  393.757629]  ? lock_downgrade+0x900/0x900
[  393.762447]  6318
[  393.764513]  ? trace_hardirqs_off+0xb8/0x300
[  393.768626]  6318
[  393.770700]  ? trace_hardirqs_off+0xb8/0x300
[  393.775085] Node 0 
[  393.777157]  __alloc_pages_slowpath+0x2667/0x2d80
[  393.781563] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  393.783796]  ? warn_alloc+0x120/0x120
[  393.788599] lowmem_reserve[]: 0
[  393.815152]  ? warn_alloc+0x120/0x120
[  393.818930]  0
[  393.822211]  ? print_usage_bug+0xc0/0xc0
[  393.825979]  3503 3503
[  393.827790]  ? warn_alloc+0x120/0x120
[  393.834338]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  393.838125] Node 0 
[  393.843142]  ? print_usage_bug+0xc0/0xc0
[  393.843173] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  393.843181] lowmem_reserve[]:
[  393.845421]  ? __lock_acquire+0x7ec/0x4ec0
[  393.849453]  0 0
[  393.877831]  ? __lock_acquire+0x7ec/0x4ec0
[  393.880918]  0
[  393.885152]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.887106]  0
[  393.891569]  ? should_fail+0x22d/0xd01
[  393.898878]  ? __lock_acquire+0x7ec/0x4ec0
[  393.900668] Node 0 
[  393.904551]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.908765] DMA: 
[  393.910997]  ? __lock_acquire+0x7ec/0x4ec0
[  393.916078] 1*4kB 
[  393.918145]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.922358] (U) 
[  393.924507]  ? __lock_acquire+0x7ec/0x4ec0
[  393.929582] 0*8kB 0*16kB 
[  393.931563]  ? should_fail+0x22d/0xd01
[  393.935770] 1*32kB (U) 
[  393.938542]  ? mark_held_locks+0x130/0x130
[  393.942406] 2*64kB 
[  393.944987]  ? mark_held_locks+0x130/0x130
[  393.949192] (U) 1*128kB 
[  393.951444]  ? graph_lock+0x170/0x170
[  393.955651] (U) 
[  393.958327]  ? print_usage_bug+0xc0/0xc0
[  393.962105] 1*256kB 
[  393.964087]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.968132] (U) 
[  393.970468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.975200] 0*512kB 
[  393.977176]  ? check_preemption_disabled+0x48/0x200
[  393.982691] 1*1024kB 
[  393.985012]  ? check_preemption_disabled+0x48/0x200
[  393.990006] (U) 
[  393.992421]  ? __lock_is_held+0xb5/0x140
[  393.997931] 1*2048kB (M) 
[  393.999923]  __alloc_pages_nodemask+0xa80/0xde0
[  394.003966] 3*4096kB 
[  394.006719]  ? graph_lock+0x170/0x170
[  394.011369] (M) 
[  394.013795]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  394.017567] = 15908kB
[  394.017576] Node 0 
[  394.019552]  ? graph_lock+0x170/0x170
[  394.024539] DMA32: 3*4kB 
[  394.026965]  ? find_held_lock+0x36/0x1c0
[  394.029174] (UM) 
[  394.032989]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.035717] 0*8kB 2*16kB 
[  394.039790]  ? lock_downgrade+0x900/0x900
[  394.041825] (M) 1*32kB 
[  394.046507]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.049243] (M) 
[  394.053397]  cache_grow_begin+0x91/0x8c0
[  394.055943] 3*64kB (UM) 
[  394.061489]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.063438] 3*128kB (M) 
[  394.067511]  fallback_alloc+0x203/0x2e0
[  394.070160] 2*256kB 
[  394.074564]  ____cache_alloc_node+0x1c7/0x1e0
[  394.077213] (M) 
[  394.081185]  kmem_cache_alloc_node+0xe3/0x730
[  394.083486] 3*512kB 
[  394.087980]  ? ipv6_get_ifaddr+0x42e/0x620
[  394.089926] (M) 4*1024kB 
[  394.094436]  __alloc_skb+0x119/0x770
[  394.096735] (UM) 
[  394.100966]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  394.103700] 3*2048kB 
[  394.107412]  ? skb_scrub_packet+0x490/0x490
[  394.109450] (M) 
[  394.114724]  ? lock_downgrade+0x900/0x900
[  394.117119] 3*4096kB (M) 
[  394.121449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.123407] = 25228kB
[  394.127554]  ? refcount_sub_and_test_checked+0x203/0x310
[  394.130291] Node 0 
[  394.135825]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  394.138216] Normal: 
[  394.143662]  ? addrconf_rs_timer+0x6f0/0x6f0
[  394.145882] 1169*4kB 
[  394.151339]  ndisc_alloc_skb+0x144/0x340
[  394.153635] (MEH) 
[  394.158042]  ndisc_send_rs+0x331/0x6e0
[  394.160429] 563*8kB 
[  394.164490]  addrconf_rs_timer+0x3c0/0x6f0
[  394.166618] (UME) 
[  394.170506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.172803] 195*16kB (ME) 
[  394.177052]  call_timer_fn+0x272/0x920
[  394.179178] 41*32kB 
[  394.183434]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.186265] (UM) 
[  394.190151]  ? process_timeout+0x40/0x40
[  394.192454] 3*64kB 
[  394.196688]  ? find_held_lock+0x36/0x1c0
[  394.198726] (UM) 0*128kB 
[  394.202806]  ? __run_timers+0x7da/0xc70
[  394.205015] 0*256kB 0*512kB 
[  394.209087]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.211864] 0*1024kB 
[  394.215837]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.218833] 0*2048kB 
[  394.223331]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.225720] 0*4096kB 
[  394.230213]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  394.232596] = 13804kB
[  394.232611] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  394.236835]  ? trace_hardirqs_on+0xbd/0x310
[  394.239231] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  394.243795]  ? kasan_check_read+0x11/0x20
[  394.243813]  ? __run_timers+0x7da/0xc70
[  394.246205] 412 total pagecache pages
[  394.255038]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.259343] 0 pages in swap cache
[  394.267918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  394.272044] Swap cache stats: add 0, delete 0, find 0/0
[  394.276016]  __run_timers+0x7e5/0xc70
[  394.279797] Free swap  = 0kB
[  394.285277]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  394.288696] Total swap = 0kB
[  394.288705] 1965979 pages RAM
[  394.292938]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  394.298278] 0 pages HighMem/MovableOnly
[  394.298288] 343324 pages reserved
[  394.302088]  ? graph_lock+0x170/0x170
[  394.305088] 0 pages cma reserved
[  394.310456]  ? enqueue_hrtimer+0x1a5/0x560
[  394.313553] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.316546]  ? lock_release+0x970/0x970
[  394.316563]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  394.322105] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.325533]  ? find_held_lock+0x36/0x1c0
[  394.325554]  ? graph_lock+0x170/0x170
[  394.329126] ksoftirqd/1 cpuset=
[  394.332924]  ? pvclock_read_flags+0x160/0x160
[  394.332944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.336474] /
[  394.340635]  ? check_preemption_disabled+0x48/0x200
[  394.340660]  ? __lock_is_held+0xb5/0x140
[  394.340676]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.340693]  ? check_preemption_disabled+0x48/0x200
[  394.340716]  run_timer_softirq+0x52/0xb0
[  394.340730]  ? rcu_read_lock_sched_held+0x108/0x120
[  394.347376]  mems_allowed=0
[  394.351364]  __do_softirq+0x30b/0xad8
[  394.425000]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  394.430123]  ? pvclock_read_flags+0x160/0x160
[  394.434623]  ? lapic_next_event+0x5a/0x90
[  394.438864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.444412]  ? check_preemption_disabled+0x48/0x200
[  394.449436]  ? check_preemption_disabled+0x48/0x200
[  394.454462]  ? kvm_clock_read+0x18/0x30
[  394.458439]  ? kvm_sched_clock_read+0x9/0x20
[  394.462851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.468392]  ? check_preemption_disabled+0x48/0x200
[  394.473426]  irq_exit+0x17f/0x1c0
[  394.476886]  smp_apic_timer_interrupt+0x1cb/0x760
[  394.481734]  ? smp_reschedule_interrupt+0x109/0x650
[  394.486755]  ? smp_call_function_single_interrupt+0x650/0x650
[  394.492640]  ? interrupt_entry+0xb5/0xf0
[  394.496709]  ? trace_hardirqs_off_caller+0xbb/0x300
[  394.501737]  ? trace_hardirqs_off_caller+0xbb/0x300
[  394.506761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.511610]  ? trace_hardirqs_off+0x300/0x300
[  394.516106]  ? trace_hardirqs_off+0x300/0x300
[  394.520621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.526162]  ? check_preemption_disabled+0x48/0x200
[  394.531183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.536735]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.541591]  apic_timer_interrupt+0xf/0x20
[  394.545825]  </IRQ>
[  394.548064] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  394.552998] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  394.571901] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  394.579616] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  394.586885] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  394.594154] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  394.601426] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  394.608696] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  394.616017]  skb_clone+0x1bb/0x500
[  394.619567]  ? skb_split+0x11e0/0x11e0
[  394.623456]  ? check_preemption_disabled+0x48/0x200
[  394.628475]  ? __this_cpu_preempt_check+0x1c/0x1f
[  394.633324]  ? __bpf_redirect+0x54b/0xb20
[  394.637485]  bpf_clone_redirect+0xb9/0x490
[  394.641734]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  394.646755]  ? __sched_text_start+0x8/0x8
[  394.650912]  ? retint_kernel+0x2d/0x2d
[  394.654815]  ? find_held_lock+0x36/0x1c0
[  394.658887]  ? lock_acquire+0x1ed/0x520
[  394.662864]  ? bpf_test_run+0x32e/0x5a0
[  394.666840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.672381]  ? check_preemption_disabled+0x48/0x200
[  394.677421]  ? kasan_check_read+0x11/0x20
[  394.681580]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  394.686862]  ? rcu_bh_qs+0xc0/0xc0
[  394.690413]  ? preempt_schedule+0x4d/0x60
[  394.694567]  ? ___preempt_schedule+0x16/0x18
[  394.698986]  ? bpf_test_run+0x1c0/0x5a0
[  394.702987]  ? netlink_diag_dump+0x2a0/0x2a0
[  394.707416]  ? bpf_prog_test_run_skb+0x295/0xb40
[  394.712182]  ? bpf_prog_test_run_skb+0x634/0xb40
[  394.716948]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  394.721793]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  394.727331]  ? fput+0x130/0x1a0
[  394.730615]  ? __bpf_prog_get+0x9b/0x290
[  394.734679]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  394.739523]  ? bpf_prog_test_run+0x130/0x1a0
[  394.743935]  ? __x64_sys_bpf+0x3d8/0x510
[  394.748007]  ? bpf_prog_get+0x20/0x20
[  394.751832]  ? do_syscall_64+0x1b9/0x820
[  394.755898]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  394.761267]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.766202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.771052]  ? trace_hardirqs_off+0x300/0x300
[  394.775556]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  394.780575]  ? prepare_exit_to_usermode+0x291/0x3b0
[  394.785602]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.790454]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  394.795839] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  394.795922] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.802693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.802702] Call Trace:
[  394.809308] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.818554]  dump_stack+0x1c4/0x2b4
[  394.821124] syz-executor1 cpuset=
[  394.831606]  ? dump_stack_print_info.cold.2+0x52/0x52
[  394.835209] syz1
[  394.838676]  warn_alloc.cold.118+0xb7/0x1bd
[  394.843838]  mems_allowed=0
[  394.845808]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.857880]  ? lock_downgrade+0x900/0x900
[  394.862049]  ? trace_hardirqs_off+0xb8/0x300
[  394.866464]  ? trace_hardirqs_off+0xb8/0x300
[  394.870884]  __alloc_pages_slowpath+0x2667/0x2d80
[  394.875765]  ? warn_alloc+0x120/0x120
[  394.879576]  ? warn_alloc+0x120/0x120
[  394.883378]  ? print_usage_bug+0xc0/0xc0
[  394.887441]  ? lockdep_on+0x50/0x50
[  394.891070]  ? lock_pin_lock+0x350/0x350
[  394.895146]  ? try_to_wake_up+0x10a/0x12f0
[  394.899385]  ? kasan_check_read+0x11/0x20
[  394.903545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.909084]  ? should_fail+0x22d/0xd01
[  394.912978]  ? trace_hardirqs_off+0xb8/0x300
[  394.917384]  ? kasan_check_read+0x11/0x20
[  394.921542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.926650]  ? __lock_acquire+0x7ec/0x4ec0
[  394.930905]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.936011]  ? __lock_acquire+0x2881/0x4ec0
[  394.940332]  ? should_fail+0x22d/0xd01
[  394.944237]  ? mark_held_locks+0x130/0x130
[  394.948483]  ? mark_held_locks+0x130/0x130
[  394.952734]  ? graph_lock+0x170/0x170
[  394.956538]  ? ret_from_fork+0x3a/0x50
[  394.960430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.965972]  ? check_preemption_disabled+0x48/0x200
[  394.970988]  ? check_preemption_disabled+0x48/0x200
[  394.976036]  ? __lock_is_held+0xb5/0x140
[  394.980127]  __alloc_pages_nodemask+0xa80/0xde0
[  394.984827]  ? graph_lock+0x170/0x170
[  394.988636]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  394.993743]  ? graph_lock+0x170/0x170
[  394.997558]  ? find_held_lock+0x36/0x1c0
[  395.001632]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.006329]  ? lock_downgrade+0x900/0x900
[  395.010486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.016036]  cache_grow_begin+0x91/0x8c0
[  395.020102]  ? do_raw_spin_unlock+0xa7/0x2f0
[  395.024533]  fallback_alloc+0x203/0x2e0
[  395.028514]  ____cache_alloc_node+0x1c7/0x1e0
[  395.033018]  kmem_cache_alloc_node+0xe3/0x730
[  395.037515]  ? mark_held_locks+0xc7/0x130
[  395.041680]  __alloc_skb+0x119/0x770
[  395.045407]  ? skb_scrub_packet+0x490/0x490
[  395.049735]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  395.054325]  ? queue_work_on+0x12c/0x1e0
[  395.058463]  ? switchdev_port_obj_del+0xdc/0x450
[  395.063234]  ? switchdev_trans_item_enqueue+0x260/0x260
[  395.068608]  ? mod_timer+0x647/0x1440
[  395.072413]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  395.077497]  __br_mdb_notify+0x4ff/0x15d0
[  395.081666]  ? __br_mdb_add+0x800/0x800
[  395.085640]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.091117]  ? graph_lock+0x170/0x170
[  395.094937]  ? br_multicast_group_expired+0x96/0x610
[  395.100054]  br_mdb_notify+0x310/0x410
[  395.103951]  ? br_mdb_dump+0x2530/0x2530
[  395.108017]  ? kasan_check_write+0x14/0x20
[  395.112285]  ? do_raw_spin_lock+0xc1/0x200
[  395.116559]  br_multicast_group_expired+0x1bc/0x610
[  395.121581]  ? br_mdb_free+0x80/0x80
[  395.125313]  call_timer_fn+0x272/0x920
[  395.129203]  ? br_mdb_free+0x80/0x80
[  395.132926]  ? process_timeout+0x40/0x40
[  395.136988]  ? find_held_lock+0x36/0x1c0
[  395.141062]  ? __run_timers+0x7da/0xc70
[  395.145041]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.149539]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.154033]  ? br_mdb_free+0x80/0x80
[  395.157752]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  395.162343]  ? trace_hardirqs_on+0xbd/0x310
[  395.166667]  ? kasan_check_read+0x11/0x20
[  395.170817]  ? __run_timers+0x7da/0xc70
[  395.174792]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.180251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.184496]  ? br_mdb_free+0x80/0x80
[  395.188213]  __run_timers+0x7e5/0xc70
[  395.192033]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  395.197399]  ? compat_start_thread+0x80/0x80
[  395.201817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.207362]  ? _raw_spin_unlock_irq+0x60/0x80
[  395.211860]  ? finish_task_switch+0x1f5/0x900
[  395.216359]  ? finish_task_switch+0x1b5/0x900
[  395.220852]  ? __switch_to_asm+0x34/0x70
[  395.224927]  ? preempt_notifier_register+0x200/0x200
[  395.230033]  ? __switch_to_asm+0x34/0x70
[  395.234094]  ? __switch_to_asm+0x40/0x70
[  395.238174]  ? __switch_to_asm+0x34/0x70
[  395.242238]  ? __switch_to_asm+0x40/0x70
[  395.246304]  ? __switch_to_asm+0x34/0x70
[  395.250362]  ? __switch_to_asm+0x40/0x70
[  395.254426]  ? __switch_to_asm+0x40/0x70
[  395.258501]  ? pvclock_read_flags+0x160/0x160
[  395.263002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.268541]  ? check_preemption_disabled+0x48/0x200
[  395.273567]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  395.279118]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.284403]  ? rcu_pm_notify+0xc0/0xc0
[  395.288294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.293832]  ? check_preemption_disabled+0x48/0x200
[  395.298856]  run_timer_softirq+0x52/0xb0
[  395.302925]  ? rcu_read_lock_sched_held+0x108/0x120
[  395.307947]  __do_softirq+0x30b/0xad8
[  395.311764]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  395.316867]  ? trace_hardirqs_off_caller+0x300/0x300
[  395.321985]  ? schedule+0x108/0x460
[  395.325618]  ? __schedule+0x1ed0/0x1ed0
[  395.329599]  ? trace_hardirqs_off+0xb8/0x300
[  395.334009]  ? ___might_sleep+0x1ed/0x300
[  395.338159]  ? smpboot_thread_fn+0x68b/0xa00
[  395.342568]  ? trace_hardirqs_on+0x310/0x310
[  395.346984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.352526]  ? check_preemption_disabled+0x48/0x200
[  395.357546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.363090]  ? takeover_tasklets+0xa90/0xa90
[  395.367535]  run_ksoftirqd+0x94/0x100
[  395.371343]  smpboot_thread_fn+0x68b/0xa00
[  395.375594]  ? sort_range+0x30/0x30
[  395.379232]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  395.384345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.389893]  ? __kthread_parkme+0xfb/0x1a0
[  395.394141]  kthread+0x35a/0x420
[  395.397516]  ? sort_range+0x30/0x30
[  395.401144]  ? kthread_bind+0x40/0x40
[  395.404953]  ret_from_fork+0x3a/0x50
[  395.408692] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  395.408712] warn_alloc_show_mem: 1 callbacks suppressed
[  395.408717] Mem-Info:
[  395.415983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.421357] active_anon:54556 inactive_anon:372 isolated_anon:0
[  395.421357]  active_file:17 inactive_file:16 isolated_file:0
[  395.421357]  unevictable:0 dirty:0 writeback:0 unstable:0
[  395.421357]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  395.421357]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  395.421357]  free:13727 free_pcp:164 free_cma:0
[  395.423733] Call Trace:
[  395.433135] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  395.465993]  <IRQ>
[  395.468570] Node 0 
[  395.496166]  dump_stack+0x1c4/0x2b4
[  395.498328] 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
[  395.500538]  ? dump_stack_print_info.cold.2+0x52/0x52
[  395.504141] lowmem_reserve[]:
[  395.529659]  warn_alloc.cold.118+0xb7/0x1bd
[  395.534880]  0
[  395.537990]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.542289]  2815
[  395.544092]  ? lock_downgrade+0x900/0x900
[  395.548908]  6318 6318
[  395.550986]  ? trace_hardirqs_off+0xb8/0x300
[  395.557607]  ? trace_hardirqs_off+0xb8/0x300
[  395.562002] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  395.566443]  __alloc_pages_slowpath+0x2667/0x2d80
[  395.566488]  ? warn_alloc+0x120/0x120
[  395.593594] lowmem_reserve[]: 0
[  395.598468]  ? trace_hardirqs_on+0x310/0x310
[  395.602232]  0 3503
[  395.605522]  ? warn_alloc+0x120/0x120
[  395.609902]  3503
[  395.612158]  ? print_usage_bug+0xc0/0xc0
[  395.615962] Node 0 
[  395.618021]  ? warn_alloc+0x120/0x120
[  395.622094] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  395.624303]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  395.628070] lowmem_reserve[]: 0
[  395.656456]  ? print_usage_bug+0xc0/0xc0
[  395.661449]  0 0
[  395.664736]  ? __lock_acquire+0x7ec/0x4ec0
[  395.668773]  0
[  395.670745]  ? __lock_acquire+0x7ec/0x4ec0
[  395.674977] Node 0 
[  395.676779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.680984] DMA: 1*4kB 
[  395.683228]  ? should_fail+0x22d/0xd01
[  395.688737] (U) 0*8kB 
[  395.691338]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.695211] 0*16kB 
[  395.697704]  ? __lock_acquire+0x7ec/0x4ec0
[  395.702780] 1*32kB (U) 
[  395.705024]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.709236] 2*64kB 
[  395.711814]  ? __lock_acquire+0x7ec/0x4ec0
[  395.717291] (U) 1*128kB 
[  395.719533]  ? should_fail+0x22d/0xd01
[  395.719545]  ? print_usage_bug+0xc0/0xc0
[  395.719569]  ? mark_held_locks+0x130/0x130
[  395.719586]  ? mark_held_locks+0x130/0x130
[  395.719607]  ? graph_lock+0x170/0x170
[  395.719620]  ? print_usage_bug+0xc0/0xc0
[  395.719633]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.719648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.719661]  ? check_preemption_disabled+0x48/0x200
[  395.719672]  ? check_preemption_disabled+0x48/0x200
[  395.719694]  ? __lock_is_held+0xb5/0x140
[  395.719713]  __alloc_pages_nodemask+0xa80/0xde0
[  395.719727]  ? graph_lock+0x170/0x170
[  395.719745]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  395.719756]  ? graph_lock+0x170/0x170
[  395.719781]  ? find_held_lock+0x36/0x1c0
[  395.724441] (U) 1*256kB 
[  395.727146]  ? ____cache_alloc_node+0x1c7/0x1e0
[  395.731004] (U) 
[  395.735064]  ? lock_downgrade+0x900/0x900
[  395.739275] 0*512kB 
[  395.743508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.747279] 1*1024kB (U) 
[  395.751351]  cache_grow_begin+0x91/0x8c0
[  395.756081] 1*2048kB 
[  395.761617]  ? do_raw_spin_unlock+0xa7/0x2f0
[  395.766611] (M) 
[  395.771630]  fallback_alloc+0x203/0x2e0
[  395.775658] 3*4096kB (M) 
[  395.780337]  ____cache_alloc_node+0x1c7/0x1e0
[  395.784108] = 15908kB
[  395.784127] Node 0 
[  395.789149]  kmem_cache_alloc_node+0xe3/0x730
[  395.792924] DMA32: 
[  395.796983]  ? ipv6_get_ifaddr+0x42e/0x620
[  395.799633] 3*4kB 
[  395.804301]  __alloc_skb+0x119/0x770
[  395.806250] (UM) 
[  395.810406]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.812694] 0*8kB 2*16kB 
[  395.818251]  ? skb_scrub_packet+0x490/0x490
[  395.820989] (M) 
[  395.825046]  ? lock_downgrade+0x900/0x900
[  395.827432] 1*32kB (M) 
[  395.831854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.833801] 3*64kB (UM) 
[  395.837790]  ? refcount_sub_and_test_checked+0x203/0x310
[  395.840515] 3*128kB (M) 
[  395.845016]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  395.847421] 2*256kB 
[  395.849675]  ? addrconf_rs_timer+0x6f0/0x6f0
[  395.854141] (M) 
[  395.856397]  ndisc_alloc_skb+0x144/0x340
[  395.860586] 3*512kB (M) 
[  395.862746]  ndisc_send_rs+0x331/0x6e0
[  395.866432] 4*1024kB (UM) 
[  395.868507]  addrconf_rs_timer+0x3c0/0x6f0
[  395.873756] 3*2048kB (M) 
[  395.876525]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.880819] 3*4096kB (M) 
[  395.882812]  call_timer_fn+0x272/0x920
[  395.886927] = 25228kB
[  395.886936] Node 0 
[  395.889520]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.895338] Normal: 1169*4kB 
[  395.898023]  ? process_timeout+0x40/0x40
[  395.903446] (MEH) 
[  395.906125]  ? find_held_lock+0x36/0x1c0
[  395.911558] 563*8kB 
[  395.913885]  ? __run_timers+0x7da/0xc70
[  395.918278] (UME) 
[  395.920251]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.924291] 195*16kB 
[  395.926955]  ? _raw_spin_unlock_irq+0x27/0x80
[  395.930821] (ME) 
[  395.933663]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.937874] 41*32kB 
[  395.940630]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  395.944840] (UM) 
[  395.947599]  ? trace_hardirqs_on+0xbd/0x310
[  395.951463] 3*64kB 
[  395.953870]  ? kasan_check_read+0x11/0x20
[  395.956089] (UM) 
[  395.960328]  ? __run_timers+0x7da/0xc70
[  395.963410] 0*128kB 
[  395.967469]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.969597] 0*256kB 
[  395.973652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.975950] 0*512kB 
[  395.980094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  395.982228] 0*1024kB 
[  395.986717]  __run_timers+0x7e5/0xc70
[  395.989106] 0*2048kB 
[  395.993617]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  395.995649] 0*4096kB 
[  396.000057]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  396.002363] = 13804kB
[  396.006944]  ? graph_lock+0x170/0x170
[  396.008996] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  396.013306]  ? enqueue_hrtimer+0x1a5/0x560
[  396.015527] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  396.019664]  ? lock_release+0x970/0x970
[  396.022119] 412 total pagecache pages
[  396.026095]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  396.028419] 0 pages in swap cache
[  396.034084]  ? find_held_lock+0x36/0x1c0
[  396.036386] Swap cache stats: add 0, delete 0, find 0/0
[  396.036393] Free swap  = 0kB
[  396.036402] Total swap = 0kB
[  396.040637]  ? graph_lock+0x170/0x170
[  396.042940] 1965979 pages RAM
[  396.047172]  ? pvclock_read_flags+0x160/0x160
[  396.049558] 0 pages HighMem/MovableOnly
[  396.049567] 343324 pages reserved
[  396.053369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.055759] 0 pages cma reserved
[  396.061126]  ? check_preemption_disabled+0x48/0x200
[  396.064176] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.068533]  ? __lock_is_held+0xb5/0x140
[  396.070916] ksoftirqd/1 cpuset=
[  396.074715]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.083529] /
[  396.087760]  ? check_preemption_disabled+0x48/0x200
[  396.096317]  mems_allowed=0
[  396.100290]  run_timer_softirq+0x52/0xb0
[  396.197467]  ? rcu_read_lock_sched_held+0x108/0x120
[  396.202494]  __do_softirq+0x30b/0xad8
[  396.206307]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  396.211424]  ? pvclock_read_flags+0x160/0x160
[  396.215920]  ? lapic_next_event+0x5a/0x90
[  396.220072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.225609]  ? check_preemption_disabled+0x48/0x200
[  396.230622]  ? check_preemption_disabled+0x48/0x200
[  396.235644]  ? kvm_clock_read+0x18/0x30
[  396.239626]  ? kvm_sched_clock_read+0x9/0x20
[  396.244044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.249590]  ? check_preemption_disabled+0x48/0x200
[  396.254629]  irq_exit+0x17f/0x1c0
[  396.258091]  smp_apic_timer_interrupt+0x1cb/0x760
[  396.262942]  ? smp_reschedule_interrupt+0x109/0x650
[  396.267961]  ? smp_call_function_single_interrupt+0x650/0x650
[  396.273851]  ? interrupt_entry+0xb5/0xf0
[  396.277919]  ? trace_hardirqs_off_caller+0xbb/0x300
[  396.282936]  ? trace_hardirqs_off_caller+0xbb/0x300
[  396.287957]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.292801]  ? trace_hardirqs_off+0x300/0x300
[  396.297313]  ? trace_hardirqs_off+0x300/0x300
[  396.301811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.307349]  ? check_preemption_disabled+0x48/0x200
[  396.312369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.317923]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.322793]  apic_timer_interrupt+0xf/0x20
[  396.327025]  </IRQ>
[  396.329267] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  396.334200] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  396.353100] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  396.360821] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  396.368089] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  396.375370] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  396.382640] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  396.389909] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  396.397226]  skb_clone+0x1bb/0x500
[  396.400773]  ? skb_split+0x11e0/0x11e0
[  396.404662]  ? check_preemption_disabled+0x48/0x200
[  396.409691]  ? __this_cpu_preempt_check+0x1c/0x1f
[  396.414544]  ? __bpf_redirect+0x54b/0xb20
[  396.418706]  bpf_clone_redirect+0xb9/0x490
[  396.422952]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  396.428163]  ? __sched_text_start+0x8/0x8
[  396.432318]  ? retint_kernel+0x2d/0x2d
[  396.436216]  ? find_held_lock+0x36/0x1c0
[  396.440289]  ? lock_acquire+0x1ed/0x520
[  396.444265]  ? bpf_test_run+0x32e/0x5a0
[  396.448241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.453778]  ? check_preemption_disabled+0x48/0x200
[  396.458801]  ? kasan_check_read+0x11/0x20
[  396.462951]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  396.468235]  ? rcu_bh_qs+0xc0/0xc0
[  396.471785]  ? preempt_schedule+0x4d/0x60
[  396.475938]  ? ___preempt_schedule+0x16/0x18
[  396.480357]  ? bpf_test_run+0x1c0/0x5a0
[  396.484351]  ? netlink_diag_dump+0x2a0/0x2a0
[  396.488764]  ? bpf_prog_test_run_skb+0x295/0xb40
[  396.493525]  ? bpf_prog_test_run_skb+0x634/0xb40
[  396.498289]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  396.503159]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  396.508698]  ? fput+0x130/0x1a0
[  396.511981]  ? __bpf_prog_get+0x9b/0x290
[  396.516085]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  396.520959]  ? bpf_prog_test_run+0x130/0x1a0
[  396.525371]  ? __x64_sys_bpf+0x3d8/0x510
[  396.529473]  ? bpf_prog_get+0x20/0x20
[  396.533302]  ? do_syscall_64+0x1b9/0x820
[  396.537366]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  396.542736]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.547666]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.552512]  ? trace_hardirqs_off+0x300/0x300
[  396.557013]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  396.562035]  ? prepare_exit_to_usermode+0x291/0x3b0
[  396.567063]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.571917]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  396.577304] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  396.577395] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  396.584157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.584163] Call Trace:
[  396.584183]  dump_stack+0x1c4/0x2b4
[  396.584200]  ? dump_stack_print_info.cold.2+0x52/0x52
[  396.584228]  warn_alloc.cold.118+0xb7/0x1bd
[  396.590755] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  396.600044]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.602608] syz-executor1 cpuset=
[  396.606232]  ? lock_downgrade+0x900/0x900
[  396.611405] syz1
[  396.615726]  ? trace_hardirqs_off+0xb8/0x300
[  396.626186]  mems_allowed=0
[  396.631025]  ? trace_hardirqs_off+0xb8/0x300
[  396.652334]  __alloc_pages_slowpath+0x2667/0x2d80
[  396.657211]  ? warn_alloc+0x120/0x120
[  396.661024]  ? warn_alloc+0x120/0x120
[  396.664832]  ? print_usage_bug+0xc0/0xc0
[  396.668925]  ? warn_alloc+0x120/0x120
[  396.672739]  ? print_usage_bug+0xc0/0xc0
[  396.676801]  ? check_usage+0x1a9/0x790
[  396.680688]  ? kasan_check_read+0x11/0x20
[  396.684855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.690408]  ? should_fail+0x22d/0xd01
[  396.694306]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.699409]  ? __lock_acquire+0x7ec/0x4ec0
[  396.703654]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.708758]  ? __lock_acquire+0x7ec/0x4ec0
[  396.712991]  ? should_fail+0x22d/0xd01
[  396.716931]  ? mark_held_locks+0x130/0x130
[  396.721171]  ? mark_held_locks+0x130/0x130
[  396.725421]  ? graph_lock+0x170/0x170
[  396.729227]  ? ret_from_fork+0x3a/0x50
[  396.733146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.738696]  ? check_preemption_disabled+0x48/0x200
[  396.743709]  ? check_preemption_disabled+0x48/0x200
[  396.748750]  ? __lock_is_held+0xb5/0x140
[  396.752818]  __alloc_pages_nodemask+0xa80/0xde0
[  396.757488]  ? graph_lock+0x170/0x170
[  396.761294]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  396.766320]  ? graph_lock+0x170/0x170
[  396.770140]  ? find_held_lock+0x36/0x1c0
[  396.774220]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.778923]  ? lock_downgrade+0x900/0x900
[  396.783083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.788638]  cache_grow_begin+0x91/0x8c0
[  396.792703]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.797127]  fallback_alloc+0x203/0x2e0
[  396.801128]  ____cache_alloc_node+0x1c7/0x1e0
[  396.805656]  kmem_cache_alloc_node+0xe3/0x730
[  396.810153]  ? mark_held_locks+0xc7/0x130
[  396.814313]  __alloc_skb+0x119/0x770
[  396.818036]  ? skb_scrub_packet+0x490/0x490
[  396.822355]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  396.826980]  ? queue_work_on+0x12c/0x1e0
[  396.831048]  ? switchdev_port_obj_del+0xdc/0x450
[  396.835817]  ? switchdev_trans_item_enqueue+0x260/0x260
[  396.841187]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  396.846216]  __br_mdb_notify+0x4ff/0x15d0
[  396.850378]  ? __br_mdb_add+0x800/0x800
[  396.854358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.859912]  ? graph_lock+0x170/0x170
[  396.863721]  ? br_multicast_group_expired+0x96/0x610
[  396.868845]  ? lock_downgrade+0x900/0x900
[  396.873002]  br_mdb_notify+0x310/0x410
[  396.876912]  ? br_mdb_dump+0x2530/0x2530
[  396.880974]  ? kasan_check_write+0x14/0x20
[  396.885243]  ? do_raw_spin_lock+0xc1/0x200
[  396.889494]  br_multicast_group_expired+0x1bc/0x610
[  396.894531]  ? br_mdb_free+0x80/0x80
[  396.898264]  call_timer_fn+0x272/0x920
[  396.902150]  ? br_mdb_free+0x80/0x80
[  396.905877]  ? process_timeout+0x40/0x40
[  396.909939]  ? find_held_lock+0x36/0x1c0
[  396.914012]  ? __run_timers+0x7da/0xc70
[  396.917989]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.922484]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.926975]  ? br_mdb_free+0x80/0x80
[  396.930689]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  396.935277]  ? trace_hardirqs_on+0xbd/0x310
[  396.939596]  ? kasan_check_read+0x11/0x20
[  396.943750]  ? __run_timers+0x7da/0xc70
[  396.947726]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.953185]  ? br_mdb_free+0x80/0x80
[  396.956908]  ? br_mdb_free+0x80/0x80
[  396.960626]  __run_timers+0x7e5/0xc70
[  396.964446]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  396.969812]  ? compat_start_thread+0x80/0x80
[  396.974248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.979791]  ? _raw_spin_unlock_irq+0x60/0x80
[  396.984293]  ? finish_task_switch+0x1f5/0x900
[  396.988788]  ? finish_task_switch+0x1b5/0x900
[  396.993289]  ? __switch_to_asm+0x34/0x70
[  396.997359]  ? preempt_notifier_register+0x200/0x200
[  397.002464]  ? __switch_to_asm+0x34/0x70
[  397.006522]  ? __switch_to_asm+0x40/0x70
[  397.010582]  ? __switch_to_asm+0x34/0x70
[  397.014640]  ? __switch_to_asm+0x40/0x70
[  397.018700]  ? __switch_to_asm+0x34/0x70
[  397.022766]  ? __switch_to_asm+0x40/0x70
[  397.026828]  ? __switch_to_asm+0x40/0x70
[  397.030902]  ? pvclock_read_flags+0x160/0x160
[  397.035400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.040937]  ? check_preemption_disabled+0x48/0x200
[  397.045965]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  397.051502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.056785]  ? rcu_pm_notify+0xc0/0xc0
[  397.060673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.066212]  ? check_preemption_disabled+0x48/0x200
[  397.071238]  run_timer_softirq+0x52/0xb0
[  397.075302]  ? rcu_read_lock_sched_held+0x108/0x120
[  397.080320]  __do_softirq+0x30b/0xad8
[  397.084141]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  397.089246]  ? trace_hardirqs_off_caller+0x300/0x300
[  397.094359]  ? schedule+0x108/0x460
[  397.097991]  ? __schedule+0x1ed0/0x1ed0
[  397.101971]  ? trace_hardirqs_off+0xb8/0x300
[  397.106380]  ? ___might_sleep+0x1ed/0x300
[  397.110542]  ? smpboot_thread_fn+0x68b/0xa00
[  397.114956]  ? trace_hardirqs_on+0x310/0x310
[  397.119369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.124909]  ? check_preemption_disabled+0x48/0x200
[  397.129938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.135568]  ? takeover_tasklets+0xa90/0xa90
[  397.139981]  run_ksoftirqd+0x94/0x100
[  397.143785]  smpboot_thread_fn+0x68b/0xa00
[  397.148044]  ? sort_range+0x30/0x30
[  397.151671]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  397.156775]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.162312]  ? __kthread_parkme+0xfb/0x1a0
[  397.166548]  kthread+0x35a/0x420
[  397.169918]  ? sort_range+0x30/0x30
[  397.173546]  ? kthread_bind+0x40/0x40
[  397.177354]  ret_from_fork+0x3a/0x50
[  397.181094] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  397.181100] warn_alloc_show_mem: 1 callbacks suppressed
[  397.181116] Mem-Info:
[  397.188397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  397.193765] active_anon:54556 inactive_anon:372 isolated_anon:0
[  397.193765]  active_file:17 inactive_file:16 isolated_file:0
[  397.193765]  unevictable:0 dirty:0 writeback:0 unstable:0
[  397.193765]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  397.193765]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  397.193765]  free:13727 free_pcp:164 free_cma:0
[  397.196138] Call Trace:
[  397.205524] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  397.238371]  <IRQ>
[  397.240951] Node 0 
[  397.268541]  dump_stack+0x1c4/0x2b4
[  397.270693] 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
[  397.272911]  ? dump_stack_print_info.cold.2+0x52/0x52
[  397.276512] lowmem_reserve[]: 0
[  397.302030]  warn_alloc.cold.118+0xb7/0x1bd
[  397.307182]  2815 6318
[  397.310467]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  397.314759]  6318
[  397.317263]  ? lock_downgrade+0x900/0x900
[  397.322082] Node 0 
[  397.324157]  ? trace_hardirqs_off+0xb8/0x300
[  397.328310] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  397.330523]  ? trace_hardirqs_off+0xb8/0x300
[  397.334902] lowmem_reserve[]: 0
[  397.361460]  __alloc_pages_slowpath+0x2667/0x2d80
[  397.365842]  0 3503
[  397.369165]  ? warn_alloc+0x120/0x120
[  397.373955]  3503
[  397.376199]  ? warn_alloc+0x120/0x120
[  397.379977] Node 0 
[  397.382035]  ? print_usage_bug+0xc0/0xc0
[  397.385839] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  397.388042]  ? warn_alloc+0x120/0x120
[  397.392073] lowmem_reserve[]: 0
[  397.420465]  ? print_usage_bug+0xc0/0xc0
[  397.424247]  0
[  397.427526]  ? __lock_acquire+0x7ec/0x4ec0
[  397.431556]  0 0
[  397.433364]  ? __lock_acquire+0x7ec/0x4ec0
[  397.437577] Node 0 
[  397.439549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.443760] DMA: 
[  397.445995]  ? should_fail+0x22d/0xd01
[  397.451511] 1*4kB 
[  397.453574]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.457439] (U) 
[  397.459585]  ? __lock_acquire+0x7ec/0x4ec0
[  397.464668] 0*8kB 
[  397.466643]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.470847] 0*16kB 1*32kB 
[  397.473009]  ? __lock_acquire+0x7ec/0x4ec0
[  397.478088] (U) 
[  397.480934]  ? should_fail+0x22d/0xd01
[  397.480960]  ? mark_held_locks+0x130/0x130
[  397.485163] 2*64kB (U) 
[  397.487165]  ? mark_held_locks+0x130/0x130
[  397.491040] 1*128kB 
[  397.495267]  ? graph_lock+0x170/0x170
[  397.497829] (U) 
[  397.502056]  ? graph_lock+0x170/0x170
[  397.504361] 1*256kB 
[  397.508154]  ? graph_lock+0x170/0x170
[  397.510116] (U) 
[  397.513924]  ? print_usage_bug+0xc0/0xc0
[  397.516232] 0*512kB 
[  397.520034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.521979] 1*1024kB (U) 
[  397.526047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.528351] 1*2048kB (M) 
[  397.533904]  ? check_preemption_disabled+0x48/0x200
[  397.536636] 3*4096kB (M) 
[  397.542176]  ? check_preemption_disabled+0x48/0x200
[  397.544913] = 15908kB
[  397.544923] Node 0 
[  397.549941]  ? __lock_is_held+0xb5/0x140
[  397.552664] DMA32: 3*4kB 
[  397.557689]  __alloc_pages_nodemask+0xa80/0xde0
[  397.560076] (UM) 
[  397.562315]  ? graph_lock+0x170/0x170
[  397.566353] 0*8kB 
[  397.569105]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  397.573771] 2*16kB (M) 
[  397.575839]  ? graph_lock+0x170/0x170
[  397.579620] 1*32kB 
[  397.581775]  ? find_held_lock+0x36/0x1c0
[  397.586761] (M) 
[  397.589347]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.593130] 3*64kB 
[  397.595456]  ? lock_downgrade+0x900/0x900
[  397.599494] (UM) 
[  397.601469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.606129] 3*128kB 
[  397.608364]  cache_grow_begin+0x91/0x8c0
[  397.612494] (M) 2*256kB 
[  397.614586]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.620097] (M) 
[  397.622432]  fallback_alloc+0x203/0x2e0
[  397.626469] 3*512kB 
[  397.629143]  ____cache_alloc_node+0x1c7/0x1e0
[  397.633525] (M) 
[  397.635501]  kmem_cache_alloc_node+0xe3/0x730
[  397.639453] 4*1024kB 
[  397.641772]  ? ipv6_get_ifaddr+0x42e/0x620
[  397.646240] (UM) 
[  397.648218]  __alloc_skb+0x119/0x770
[  397.652679] 3*2048kB (M) 
[  397.655103]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.659324] 3*4096kB 
[  397.661409]  ? skb_scrub_packet+0x490/0x490
[  397.665096] (M) 
[  397.667858]  ? lock_downgrade+0x900/0x900
[  397.673128] = 25228kB
[  397.675536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.679831] Node 0 
[  397.681808]  ? refcount_sub_and_test_checked+0x203/0x310
[  397.685931] Normal: 
[  397.688347]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  397.693856] 1169*4kB 
[  397.696099]  ? addrconf_rs_timer+0x6f0/0x6f0
[  397.701530] (MEH) 
[  397.703860]  ndisc_alloc_skb+0x144/0x340
[  397.709279] 563*8kB 
[  397.711687]  ndisc_send_rs+0x331/0x6e0
[  397.716084] (UME) 
[  397.718279]  addrconf_rs_timer+0x3c0/0x6f0
[  397.722307] 195*16kB (ME) 
[  397.724638]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.728501] 41*32kB 
[  397.730655]  call_timer_fn+0x272/0x920
[  397.734885] (UM) 
[  397.737727]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.741933] 3*64kB (UM) 
[  397.744265]  ? process_timeout+0x40/0x40
[  397.748148] 0*128kB 0*256kB 
[  397.750213]  ? find_held_lock+0x36/0x1c0
[  397.750237]  ? __run_timers+0x7da/0xc70
[  397.754442] 0*512kB 0*1024kB 
[  397.757124]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.761153] 0*2048kB 0*4096kB 
[  397.764171]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.768219] = 13804kB
[  397.772185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.775303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  397.779797]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  397.782999] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  397.787482]  ? trace_hardirqs_on+0xbd/0x310
[  397.789870] 412 total pagecache pages
[  397.794089]  ? kasan_check_read+0x11/0x20
[  397.794107]  ? __run_timers+0x7da/0xc70
[  397.802978] 0 pages in swap cache
[  397.807554]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.816117] Swap cache stats: add 0, delete 0, find 0/0
[  397.820432]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.824204] Free swap  = 0kB
[  397.828345]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  397.832298] Total swap = 0kB
[  397.835749]  __run_timers+0x7e5/0xc70
[  397.841175] 1965979 pages RAM
[  397.846546]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  397.850744] 0 pages HighMem/MovableOnly
[  397.850754] 343324 pages reserved
[  397.853778]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.857987] 0 pages cma reserved
[  397.861001]  ? graph_lock+0x170/0x170
[  397.864960] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.867878]  ? enqueue_hrtimer+0x1a5/0x560
[  397.873227] ksoftirqd/1 cpuset=
[  397.877190]  ? lock_release+0x970/0x970
[  397.877207]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.880642] /
[  397.885659]  ? find_held_lock+0x36/0x1c0
[  397.889018]  mems_allowed=0
[  397.893326]  ? graph_lock+0x170/0x170
[  397.932686]  ? pvclock_read_flags+0x160/0x160
[  397.937186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.942738]  ? check_preemption_disabled+0x48/0x200
[  397.947767]  ? __lock_is_held+0xb5/0x140
[  397.951830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.957381]  ? check_preemption_disabled+0x48/0x200
[  397.962451]  run_timer_softirq+0x52/0xb0
[  397.966523]  ? rcu_read_lock_sched_held+0x108/0x120
[  397.971566]  __do_softirq+0x30b/0xad8
[  397.975384]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  397.980499]  ? pvclock_read_flags+0x160/0x160
[  397.984995]  ? lapic_next_event+0x5a/0x90
[  397.989150]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.994692]  ? check_preemption_disabled+0x48/0x200
[  397.999928]  ? check_preemption_disabled+0x48/0x200
[  398.004957]  ? kvm_clock_read+0x18/0x30
[  398.008935]  ? kvm_sched_clock_read+0x9/0x20
[  398.013350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.018888]  ? check_preemption_disabled+0x48/0x200
[  398.023921]  irq_exit+0x17f/0x1c0
[  398.027382]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.032231]  ? smp_reschedule_interrupt+0x109/0x650
[  398.037254]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.043147]  ? interrupt_entry+0xb5/0xf0
[  398.047217]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.052238]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.057260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.062149]  ? trace_hardirqs_off+0x300/0x300
[  398.066642]  ? trace_hardirqs_off+0x300/0x300
[  398.071145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.076685]  ? check_preemption_disabled+0x48/0x200
[  398.081700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.087249]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.092102]  apic_timer_interrupt+0xf/0x20
[  398.096355]  </IRQ>
[  398.098618] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  398.103550] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  398.122461] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  398.130181] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  398.137445] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  398.144711] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  398.151976] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  398.159242] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  398.166572]  skb_clone+0x1bb/0x500
[  398.170144]  ? skb_split+0x11e0/0x11e0
[  398.174031]  ? check_preemption_disabled+0x48/0x200
[  398.179053]  ? __this_cpu_preempt_check+0x1c/0x1f
[  398.183907]  ? __bpf_redirect+0x54b/0xb20
[  398.188073]  bpf_clone_redirect+0xb9/0x490
[  398.192319]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  398.197342]  ? __sched_text_start+0x8/0x8
[  398.201498]  ? retint_kernel+0x2d/0x2d
[  398.205398]  ? find_held_lock+0x36/0x1c0
[  398.209481]  ? lock_acquire+0x1ed/0x520
[  398.213466]  ? bpf_test_run+0x32e/0x5a0
[  398.217443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.222983]  ? check_preemption_disabled+0x48/0x200
[  398.228018]  ? kasan_check_read+0x11/0x20
[  398.232188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.237482]  ? rcu_bh_qs+0xc0/0xc0
[  398.241038]  ? preempt_schedule+0x4d/0x60
[  398.245189]  ? ___preempt_schedule+0x16/0x18
[  398.249608]  ? bpf_test_run+0x1c0/0x5a0
[  398.253598]  ? netlink_diag_dump+0x2a0/0x2a0
[  398.258015]  ? bpf_prog_test_run_skb+0x295/0xb40
[  398.262774]  ? bpf_prog_test_run_skb+0x634/0xb40
[  398.267548]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  398.272401]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  398.277945]  ? fput+0x130/0x1a0
[  398.281230]  ? __bpf_prog_get+0x9b/0x290
[  398.285297]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  398.290145]  ? bpf_prog_test_run+0x130/0x1a0
[  398.294557]  ? __x64_sys_bpf+0x3d8/0x510
[  398.298621]  ? bpf_prog_get+0x20/0x20
[  398.302443]  ? do_syscall_64+0x1b9/0x820
[  398.306509]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  398.311916]  ? syscall_return_slowpath+0x5e0/0x5e0
[  398.316868]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.321715]  ? trace_hardirqs_off+0x300/0x300
[  398.326211]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  398.331229]  ? prepare_exit_to_usermode+0x291/0x3b0
[  398.336252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.341106]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  398.346550] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  398.346664] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  398.353424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.353430] Call Trace:
[  398.353449]  dump_stack+0x1c4/0x2b4
[  398.353465]  ? dump_stack_print_info.cold.2+0x52/0x52
[  398.353493]  warn_alloc.cold.118+0xb7/0x1bd
[  398.360026] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  398.369319]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.371882] syz-executor1 cpuset=
[  398.375508]  ? lock_downgrade+0x900/0x900
[  398.380673] syz1
[  398.384993]  ? trace_hardirqs_off+0xb8/0x300
[  398.395458]  mems_allowed=0
[  398.400297]  ? trace_hardirqs_off+0xb8/0x300
[  398.421567]  __alloc_pages_slowpath+0x2667/0x2d80
[  398.426447]  ? warn_alloc+0x120/0x120
[  398.430256]  ? warn_alloc+0x120/0x120
[  398.434065]  ? print_usage_bug+0xc0/0xc0
[  398.438140]  ? warn_alloc+0x120/0x120
[  398.441944]  ? print_usage_bug+0xc0/0xc0
[  398.446014]  ? check_usage+0x1a9/0x790
[  398.449908]  ? kasan_check_read+0x11/0x20
[  398.454063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.459604]  ? should_fail+0x22d/0xd01
[  398.463514]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.468620]  ? __lock_acquire+0x7ec/0x4ec0
[  398.472858]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.477968]  ? __lock_acquire+0x7ec/0x4ec0
[  398.482201]  ? should_fail+0x22d/0xd01
[  398.486100]  ? mark_held_locks+0x130/0x130
[  398.490365]  ? mark_held_locks+0x130/0x130
[  398.494620]  ? graph_lock+0x170/0x170
[  398.498424]  ? ret_from_fork+0x3a/0x50
[  398.502324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.507870]  ? check_preemption_disabled+0x48/0x200
[  398.512895]  ? check_preemption_disabled+0x48/0x200
[  398.517928]  ? __lock_is_held+0xb5/0x140
[  398.521999]  __alloc_pages_nodemask+0xa80/0xde0
[  398.526670]  ? graph_lock+0x170/0x170
[  398.530476]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  398.535502]  ? graph_lock+0x170/0x170
[  398.539319]  ? find_held_lock+0x36/0x1c0
[  398.543436]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.548121]  ? lock_downgrade+0x900/0x900
[  398.552280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.557825]  cache_grow_begin+0x91/0x8c0
[  398.561895]  ? do_raw_spin_unlock+0xa7/0x2f0
[  398.566315]  fallback_alloc+0x203/0x2e0
[  398.570298]  ____cache_alloc_node+0x1c7/0x1e0
[  398.574805]  kmem_cache_alloc_node+0xe3/0x730
[  398.579310]  ? mark_held_locks+0xc7/0x130
[  398.583469]  __alloc_skb+0x119/0x770
[  398.587189]  ? skb_scrub_packet+0x490/0x490
[  398.591512]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  398.596100]  ? queue_work_on+0x12c/0x1e0
[  398.600186]  ? switchdev_port_obj_del+0xdc/0x450
[  398.604948]  ? switchdev_trans_item_enqueue+0x260/0x260
[  398.610321]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  398.615345]  __br_mdb_notify+0x4ff/0x15d0
[  398.619506]  ? __br_mdb_add+0x800/0x800
[  398.623482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.629032]  ? graph_lock+0x170/0x170
[  398.632846]  ? br_multicast_group_expired+0x96/0x610
[  398.637957]  ? lock_downgrade+0x900/0x900
[  398.642124]  br_mdb_notify+0x310/0x410
[  398.646023]  ? br_mdb_dump+0x2530/0x2530
[  398.650093]  ? kasan_check_write+0x14/0x20
[  398.654355]  ? do_raw_spin_lock+0xc1/0x200
[  398.658600]  br_multicast_group_expired+0x1bc/0x610
[  398.663626]  ? br_mdb_free+0x80/0x80
[  398.667357]  call_timer_fn+0x272/0x920
[  398.671242]  ? br_mdb_free+0x80/0x80
[  398.674962]  ? process_timeout+0x40/0x40
[  398.679024]  ? find_held_lock+0x36/0x1c0
[  398.683102]  ? __run_timers+0x7da/0xc70
[  398.687094]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.691593]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.696089]  ? br_mdb_free+0x80/0x80
[  398.699815]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  398.704400]  ? trace_hardirqs_on+0xbd/0x310
[  398.708721]  ? kasan_check_read+0x11/0x20
[  398.712871]  ? __run_timers+0x7da/0xc70
[  398.716857]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.722336]  ? br_mdb_free+0x80/0x80
[  398.726055]  ? br_mdb_free+0x80/0x80
[  398.729769]  __run_timers+0x7e5/0xc70
[  398.733589]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  398.738952]  ? compat_start_thread+0x80/0x80
[  398.743365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.748922]  ? _raw_spin_unlock_irq+0x60/0x80
[  398.753421]  ? finish_task_switch+0x1f5/0x900
[  398.757922]  ? finish_task_switch+0x1b5/0x900
[  398.762438]  ? __switch_to_asm+0x34/0x70
[  398.766527]  ? preempt_notifier_register+0x200/0x200
[  398.771638]  ? __switch_to_asm+0x34/0x70
[  398.775703]  ? __switch_to_asm+0x40/0x70
[  398.779767]  ? __switch_to_asm+0x34/0x70
[  398.783832]  ? __switch_to_asm+0x40/0x70
[  398.787900]  ? __switch_to_asm+0x34/0x70
[  398.791961]  ? __switch_to_asm+0x40/0x70
[  398.796024]  ? __switch_to_asm+0x40/0x70
[  398.800093]  ? pvclock_read_flags+0x160/0x160
[  398.804604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.810145]  ? check_preemption_disabled+0x48/0x200
[  398.815176]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  398.820712]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.825992]  ? rcu_pm_notify+0xc0/0xc0
[  398.829883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.835433]  ? check_preemption_disabled+0x48/0x200
[  398.840461]  run_timer_softirq+0x52/0xb0
[  398.844530]  ? rcu_read_lock_sched_held+0x108/0x120
[  398.849550]  __do_softirq+0x30b/0xad8
[  398.853378]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  398.858485]  ? trace_hardirqs_off_caller+0x300/0x300
[  398.863629]  ? schedule+0x108/0x460
[  398.867263]  ? __schedule+0x1ed0/0x1ed0
[  398.871247]  ? trace_hardirqs_off+0xb8/0x300
[  398.875667]  ? ___might_sleep+0x1ed/0x300
[  398.879817]  ? smpboot_thread_fn+0x68b/0xa00
[  398.884230]  ? trace_hardirqs_on+0x310/0x310
[  398.888641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.894181]  ? check_preemption_disabled+0x48/0x200
[  398.899215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.904757]  ? takeover_tasklets+0xa90/0xa90
[  398.909177]  run_ksoftirqd+0x94/0x100
[  398.912980]  smpboot_thread_fn+0x68b/0xa00
[  398.917223]  ? sort_range+0x30/0x30
[  398.920859]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  398.925971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.931638]  ? __kthread_parkme+0xfb/0x1a0
[  398.935885]  kthread+0x35a/0x420
[  398.939450]  ? sort_range+0x30/0x30
[  398.943077]  ? kthread_bind+0x40/0x40
[  398.947157]  ret_from_fork+0x3a/0x50
[  398.950897] warn_alloc_show_mem: 1 callbacks suppressed
[  398.950909] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  398.950911] Mem-Info:
[  398.950942] active_anon:54556 inactive_anon:372 isolated_anon:0
[  398.950942]  active_file:17 inactive_file:16 isolated_file:0
[  398.950942]  unevictable:0 dirty:0 writeback:0 unstable:0
[  398.950942]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  398.950942]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  398.950942]  free:13727 free_pcp:164 free_cma:0
[  398.956286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.956295] Call Trace:
[  398.963578] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  398.965981]  <IRQ>
[  398.998850] Node 0 
[  399.008220]  dump_stack+0x1c4/0x2b4
[  399.010818] 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
[  399.038407]  ? dump_stack_print_info.cold.2+0x52/0x52
[  399.040535] lowmem_reserve[]:
[  399.042786]  warn_alloc.cold.118+0xb7/0x1bd
[  399.046377]  0
[  399.071911]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.077099]  2815
[  399.080231]  ? lock_downgrade+0x900/0x900
[  399.084996]  6318 6318
[  399.086863]  ? trace_hardirqs_off+0xb8/0x300
[  399.091678] Node 0 
[  399.093757]  ? trace_hardirqs_off+0xb8/0x300
[  399.097910] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  399.100491]  __alloc_pages_slowpath+0x2667/0x2d80
[  399.104875] lowmem_reserve[]:
[  399.107164]  ? warn_alloc+0x120/0x120
[  399.111542]  0
[  399.138117]  ? warn_alloc+0x120/0x120
[  399.142939]  0
[  399.146053]  ? print_usage_bug+0xc0/0xc0
[  399.149831]  3503
[  399.151633]  ? warn_alloc+0x120/0x120
[  399.155409]  3503
[  399.157209]  ? print_usage_bug+0xc0/0xc0
[  399.163312]  ? __lock_acquire+0x7ec/0x4ec0
[  399.167087] Node 0 
[  399.169159]  ? __lock_acquire+0x7ec/0x4ec0
[  399.173224] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  399.177431]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.179653] lowmem_reserve[]:
[  399.183887]  ? should_fail+0x22d/0xd01
[  399.212244]  0
[  399.217782]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.220854]  0 0
[  399.224772]  ? __lock_acquire+0x7ec/0x4ec0
[  399.226550]  0
[  399.231648]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.237829]  ? __lock_acquire+0x7ec/0x4ec0
[  399.239627] Node 0 
[  399.244723]  ? should_fail+0x22d/0xd01
[  399.248932] DMA: 1*4kB 
[  399.251213]  ? mark_held_locks+0x130/0x130
[  399.255069] (U) 
[  399.257648]  ? mark_held_locks+0x130/0x130
[  399.261860] 0*8kB 
[  399.263829]  ? graph_lock+0x170/0x170
[  399.268046] 0*16kB 
[  399.270188]  ? graph_lock+0x170/0x170
[  399.273969] 1*32kB 
[  399.276203]  ? graph_lock+0x170/0x170
[  399.279982] (U) 
[  399.282225]  ? print_usage_bug+0xc0/0xc0
[  399.286020] 2*64kB 
[  399.287991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.292025] (U) 
[  399.294270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.299789] 1*128kB (U) 
[  399.301773]  ? check_preemption_disabled+0x48/0x200
[  399.307289] 1*256kB 
[  399.309955]  ? check_preemption_disabled+0x48/0x200
[  399.314948] (U) 
[  399.317273]  ? __lock_is_held+0xb5/0x140
[  399.322256] 0*512kB 1*1024kB 
[  399.324237]  __alloc_pages_nodemask+0xa80/0xde0
[  399.328273] (U) 
[  399.331400]  ? graph_lock+0x170/0x170
[  399.336043] 1*2048kB 
[  399.338013]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  399.341792] (M) 
[  399.344203]  ? graph_lock+0x170/0x170
[  399.349193] 3*4096kB (M) 
[  399.351189]  ? find_held_lock+0x36/0x1c0
[  399.354962] = 15908kB
[  399.357726]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.361760] Node 0 
[  399.364170]  ? lock_downgrade+0x900/0x900
[  399.368809] DMA32: 3*4kB 
[  399.371054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.375184] (UM) 
[  399.377943]  cache_grow_begin+0x91/0x8c0
[  399.383454] 0*8kB 
[  399.385514]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.389551] 2*16kB 
[  399.391702]  fallback_alloc+0x203/0x2e0
[  399.396083] (M) 
[  399.398327]  ____cache_alloc_node+0x1c7/0x1e0
[  399.402275] 1*32kB 
[  399.404250]  kmem_cache_alloc_node+0xe3/0x730
[  399.408724] (M) 
[  399.410969]  ? ipv6_get_ifaddr+0x42e/0x620
[  399.415434] 3*64kB (UM) 
[  399.417425]  __alloc_skb+0x119/0x770
[  399.421630] 3*128kB (M) 
[  399.424315]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.428002] 2*256kB 
[  399.430672]  ? skb_scrub_packet+0x490/0x490
[  399.435932] (M) 
[  399.438252]  ? lock_downgrade+0x900/0x900
[  399.442553] 3*512kB 
[  399.444526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.448639] (M) 4*1024kB 
[  399.450984]  ? refcount_sub_and_test_checked+0x203/0x310
[  399.456493] (UM) 
[  399.459248]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  399.464691] 3*2048kB 
[  399.466753]  ? addrconf_rs_timer+0x6f0/0x6f0
[  399.472171] (M) 3*4096kB 
[  399.474597]  ndisc_alloc_skb+0x144/0x340
[  399.478972] (M) 
[  399.481731]  ndisc_send_rs+0x331/0x6e0
[  399.485767] = 25228kB
[  399.487742]  addrconf_rs_timer+0x3c0/0x6f0
[  399.491603] Node 0 
[  399.494016]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.498224] Normal: 
[  399.500470]  call_timer_fn+0x272/0x920
[  399.504676] 1169*4kB 
[  399.507000]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.510862] (MEH) 
[  399.513273]  ? process_timeout+0x40/0x40
[  399.517477] 563*8kB (UME) 
[  399.519632]  ? find_held_lock+0x36/0x1c0
[  399.523669] 195*16kB 
[  399.526515]  ? __run_timers+0x7da/0xc70
[  399.530550] (ME) 
[  399.532960]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.536916] 41*32kB 
[  399.538992]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.539009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.543491] (UM) 3*64kB 
[  399.545825]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  399.550300] (UM) 
[  399.554530]  ? trace_hardirqs_on+0xbd/0x310
[  399.557196] 0*128kB 
[  399.561768]  ? kasan_check_read+0x11/0x20
[  399.561785]  ? __run_timers+0x7da/0xc70
[  399.563831] 0*256kB 
[  399.568153]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.570456] 0*512kB 
[  399.574603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.578575] 0*1024kB 0*2048kB 
[  399.580918]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  399.586342] 0*4096kB 
[  399.588666]  __run_timers+0x7e5/0xc70
[  399.592874] = 13804kB
[  399.592896] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  399.596089]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  399.600293] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  399.600303] 412 total pagecache pages
[  399.602716]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.606498] 0 pages in swap cache
[  399.608905]  ? graph_lock+0x170/0x170
[  399.617724] Swap cache stats: add 0, delete 0, find 0/0
[  399.617734] Free swap  = 0kB
[  399.623094]  ? enqueue_hrtimer+0x1a5/0x560
[  399.631655] Total swap = 0kB
[  399.635455]  ? lock_release+0x970/0x970
[  399.640452] 1965979 pages RAM
[  399.643902]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  399.643924]  ? find_held_lock+0x36/0x1c0
[  399.647694] 0 pages HighMem/MovableOnly
[  399.647704] 343324 pages reserved
[  399.653066]  ? graph_lock+0x170/0x170
[  399.656062] 0 pages cma reserved
[  399.660289]  ? pvclock_read_flags+0x160/0x160
[  399.663450] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.667256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.670344] ksoftirqd/1 cpuset=
[  399.675529]  ? check_preemption_disabled+0x48/0x200
[  399.679568] /
[  399.683546]  ? __lock_is_held+0xb5/0x140
[  399.686978]  mems_allowed=0
[  399.690775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.736885]  ? check_preemption_disabled+0x48/0x200
[  399.741918]  run_timer_softirq+0x52/0xb0
[  399.745981]  ? rcu_read_lock_sched_held+0x108/0x120
[  399.751001]  __do_softirq+0x30b/0xad8
[  399.754817]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  399.759931]  ? pvclock_read_flags+0x160/0x160
[  399.764428]  ? lapic_next_event+0x5a/0x90
[  399.768580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.774131]  ? check_preemption_disabled+0x48/0x200
[  399.779146]  ? check_preemption_disabled+0x48/0x200
[  399.784173]  ? kvm_clock_read+0x18/0x30
[  399.788152]  ? kvm_sched_clock_read+0x9/0x20
[  399.792563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.798102]  ? check_preemption_disabled+0x48/0x200
[  399.803148]  irq_exit+0x17f/0x1c0
[  399.806611]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.811455]  ? smp_reschedule_interrupt+0x109/0x650
[  399.816477]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.822365]  ? interrupt_entry+0xb5/0xf0
[  399.826434]  ? trace_hardirqs_off_caller+0xbb/0x300
[  399.831452]  ? trace_hardirqs_off_caller+0xbb/0x300
[  399.836471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.841318]  ? trace_hardirqs_off+0x300/0x300
[  399.845815]  ? trace_hardirqs_off+0x300/0x300
[  399.850320]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.855858]  ? check_preemption_disabled+0x48/0x200
[  399.860872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.866426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.871278]  apic_timer_interrupt+0xf/0x20
[  399.875509]  </IRQ>
[  399.877752] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  399.882683] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  399.902081] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  399.909800] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  399.917069] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  399.924339] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  399.931608] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  399.938878] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  399.946197]  skb_clone+0x1bb/0x500
[  399.949743]  ? skb_split+0x11e0/0x11e0
[  399.953635]  ? check_preemption_disabled+0x48/0x200
[  399.958659]  ? __this_cpu_preempt_check+0x1c/0x1f
[  399.963512]  ? __bpf_redirect+0x54b/0xb20
[  399.967673]  bpf_clone_redirect+0xb9/0x490
[  399.971921]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  399.976945]  ? __sched_text_start+0x8/0x8
[  399.981101]  ? retint_kernel+0x2d/0x2d
[  399.985012]  ? find_held_lock+0x36/0x1c0
[  399.989083]  ? lock_acquire+0x1ed/0x520
[  399.993066]  ? bpf_test_run+0x32e/0x5a0
[  399.997042]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.002742]  ? check_preemption_disabled+0x48/0x200
[  400.007764]  ? kasan_check_read+0x11/0x20
[  400.011929]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.017209]  ? rcu_bh_qs+0xc0/0xc0
[  400.020754]  ? preempt_schedule+0x4d/0x60
[  400.024903]  ? ___preempt_schedule+0x16/0x18
[  400.029322]  ? bpf_test_run+0x1c0/0x5a0
[  400.033312]  ? netlink_diag_dump+0x2a0/0x2a0
[  400.037734]  ? bpf_prog_test_run_skb+0x295/0xb40
[  400.042495]  ? bpf_prog_test_run_skb+0x634/0xb40
[  400.047260]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  400.052117]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.057657]  ? fput+0x130/0x1a0
[  400.060942]  ? __bpf_prog_get+0x9b/0x290
[  400.065011]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  400.069851]  ? bpf_prog_test_run+0x130/0x1a0
[  400.074263]  ? __x64_sys_bpf+0x3d8/0x510
[  400.078323]  ? bpf_prog_get+0x20/0x20
[  400.082154]  ? do_syscall_64+0x1b9/0x820
[  400.086219]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  400.091586]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.096518]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.101365]  ? trace_hardirqs_off+0x300/0x300
[  400.105872]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  400.110893]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.115925]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.120781]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  400.126172] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  400.126254] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  400.133019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.133025] Call Trace:
[  400.133045]  dump_stack+0x1c4/0x2b4
[  400.133062]  ? dump_stack_print_info.cold.2+0x52/0x52
[  400.133089]  warn_alloc.cold.118+0xb7/0x1bd
[  400.139619] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.148915]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.151479] syz-executor1 cpuset=
[  400.155102]  ? lock_downgrade+0x900/0x900
[  400.160278] syz1
[  400.164606]  ? trace_hardirqs_off+0xb8/0x300
[  400.175061]  mems_allowed=0
[  400.179925]  ? trace_hardirqs_off+0xb8/0x300
[  400.201170]  __alloc_pages_slowpath+0x2667/0x2d80
[  400.206052]  ? warn_alloc+0x120/0x120
[  400.209860]  ? warn_alloc+0x120/0x120
[  400.213672]  ? print_usage_bug+0xc0/0xc0
[  400.218025]  ? warn_alloc+0x120/0x120
[  400.222461]  ? print_usage_bug+0xc0/0xc0
[  400.226528]  ? check_usage+0x1a9/0x790
[  400.230419]  ? kasan_check_read+0x11/0x20
[  400.234576]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.240124]  ? should_fail+0x22d/0xd01
[  400.244021]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.249133]  ? __lock_acquire+0x7ec/0x4ec0
[  400.253379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.258482]  ? __lock_acquire+0x7ec/0x4ec0
[  400.262718]  ? should_fail+0x22d/0xd01
[  400.266620]  ? mark_held_locks+0x130/0x130
[  400.270861]  ? mark_held_locks+0x130/0x130
[  400.275119]  ? graph_lock+0x170/0x170
[  400.278925]  ? ret_from_fork+0x3a/0x50
[  400.282822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.288359]  ? check_preemption_disabled+0x48/0x200
[  400.293375]  ? check_preemption_disabled+0x48/0x200
[  400.298403]  ? __lock_is_held+0xb5/0x140
[  400.302478]  __alloc_pages_nodemask+0xa80/0xde0
[  400.307151]  ? graph_lock+0x170/0x170
[  400.310959]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  400.315973]  ? graph_lock+0x170/0x170
[  400.319789]  ? find_held_lock+0x36/0x1c0
[  400.323861]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.328537]  ? lock_downgrade+0x900/0x900
[  400.332693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.338240]  cache_grow_begin+0x91/0x8c0
[  400.342306]  ? do_raw_spin_unlock+0xa7/0x2f0
[  400.346724]  fallback_alloc+0x203/0x2e0
[  400.350712]  ____cache_alloc_node+0x1c7/0x1e0
[  400.355216]  kmem_cache_alloc_node+0xe3/0x730
[  400.359712]  ? mark_held_locks+0xc7/0x130
[  400.363874]  __alloc_skb+0x119/0x770
[  400.367608]  ? skb_scrub_packet+0x490/0x490
[  400.371936]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  400.376530]  ? queue_work_on+0x12c/0x1e0
[  400.380599]  ? switchdev_port_obj_del+0xdc/0x450
[  400.385358]  ? switchdev_trans_item_enqueue+0x260/0x260
[  400.390730]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  400.395754]  __br_mdb_notify+0x4ff/0x15d0
[  400.399922]  ? __br_mdb_add+0x800/0x800
[  400.403900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.409457]  ? graph_lock+0x170/0x170
[  400.413272]  ? br_multicast_group_expired+0x96/0x610
[  400.418380]  ? lock_downgrade+0x900/0x900
[  400.422536]  br_mdb_notify+0x310/0x410
[  400.426429]  ? br_mdb_dump+0x2530/0x2530
[  400.430494]  ? kasan_check_write+0x14/0x20
[  400.434731]  ? do_raw_spin_lock+0xc1/0x200
[  400.438978]  br_multicast_group_expired+0x1bc/0x610
[  400.444004]  ? br_mdb_free+0x80/0x80
[  400.447734]  call_timer_fn+0x272/0x920
[  400.451624]  ? br_mdb_free+0x80/0x80
[  400.455344]  ? process_timeout+0x40/0x40
[  400.459404]  ? find_held_lock+0x36/0x1c0
[  400.463476]  ? __run_timers+0x7da/0xc70
[  400.467453]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.471947]  ? _raw_spin_unlock_irq+0x27/0x80
[  400.476441]  ? br_mdb_free+0x80/0x80
[  400.480158]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  400.484747]  ? trace_hardirqs_on+0xbd/0x310
[  400.489069]  ? kasan_check_read+0x11/0x20
[  400.493220]  ? __run_timers+0x7da/0xc70
[  400.497202]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.502656]  ? br_mdb_free+0x80/0x80
[  400.506376]  ? br_mdb_free+0x80/0x80
[  400.510093]  __run_timers+0x7e5/0xc70
[  400.513925]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  400.519288]  ? compat_start_thread+0x80/0x80
[  400.523702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.529246]  ? _raw_spin_unlock_irq+0x60/0x80
[  400.533744]  ? finish_task_switch+0x1f5/0x900
[  400.538242]  ? finish_task_switch+0x1b5/0x900
[  400.542736]  ? __switch_to_asm+0x34/0x70
[  400.546801]  ? preempt_notifier_register+0x200/0x200
[  400.551909]  ? __switch_to_asm+0x34/0x70
[  400.555973]  ? __switch_to_asm+0x40/0x70
[  400.560036]  ? __switch_to_asm+0x34/0x70
[  400.564105]  ? __switch_to_asm+0x40/0x70
[  400.568184]  ? __switch_to_asm+0x34/0x70
[  400.572242]  ? __switch_to_asm+0x40/0x70
[  400.576304]  ? __switch_to_asm+0x40/0x70
[  400.580376]  ? pvclock_read_flags+0x160/0x160
[  400.584872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.590427]  ? check_preemption_disabled+0x48/0x200
[  400.595454]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  400.600992]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.606279]  ? rcu_pm_notify+0xc0/0xc0
[  400.610172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.615711]  ? check_preemption_disabled+0x48/0x200
[  400.620737]  run_timer_softirq+0x52/0xb0
[  400.624806]  ? rcu_read_lock_sched_held+0x108/0x120
[  400.629831]  __do_softirq+0x30b/0xad8
[  400.633645]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  400.638778]  ? trace_hardirqs_off_caller+0x300/0x300
[  400.643899]  ? schedule+0x108/0x460
[  400.647529]  ? __schedule+0x1ed0/0x1ed0
[  400.651510]  ? trace_hardirqs_off+0xb8/0x300
[  400.655920]  ? ___might_sleep+0x1ed/0x300
[  400.660069]  ? smpboot_thread_fn+0x68b/0xa00
[  400.664478]  ? trace_hardirqs_on+0x310/0x310
[  400.668915]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.674450]  ? check_preemption_disabled+0x48/0x200
[  400.679471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.685012]  ? takeover_tasklets+0xa90/0xa90
[  400.689425]  run_ksoftirqd+0x94/0x100
[  400.693228]  smpboot_thread_fn+0x68b/0xa00
[  400.697476]  ? sort_range+0x30/0x30
[  400.701124]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  400.706232]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.711772]  ? __kthread_parkme+0xfb/0x1a0
[  400.716011]  kthread+0x35a/0x420
[  400.719379]  ? sort_range+0x30/0x30
[  400.723041]  ? kthread_bind+0x40/0x40
[  400.726845]  ret_from_fork+0x3a/0x50
[  400.730580] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  400.730586] warn_alloc_show_mem: 1 callbacks suppressed
[  400.730594] Mem-Info:
[  400.737879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.743262] active_anon:54556 inactive_anon:372 isolated_anon:0
[  400.743262]  active_file:17 inactive_file:16 isolated_file:0
[  400.743262]  unevictable:0 dirty:0 writeback:0 unstable:0
[  400.743262]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  400.743262]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  400.743262]  free:13727 free_pcp:164 free_cma:0
[  400.745645] Call Trace:
[  400.755032] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  400.787880]  <IRQ>
[  400.790457] Node 0 
[  400.818048]  dump_stack+0x1c4/0x2b4
[  400.820198] 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
[  400.822413]  ? dump_stack_print_info.cold.2+0x52/0x52
[  400.826017] lowmem_reserve[]:
[  400.851530]  warn_alloc.cold.118+0xb7/0x1bd
[  400.856691]  0
[  400.859794]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.864106]  2815
[  400.865916]  ? lock_downgrade+0x900/0x900
[  400.870729]  6318 6318
[  400.872800]  ? trace_hardirqs_off+0xb8/0x300
[  400.879420]  ? trace_hardirqs_off+0xb8/0x300
[  400.883808] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  400.888263]  __alloc_pages_slowpath+0x2667/0x2d80
[  400.888306]  ? warn_alloc+0x120/0x120
[  400.915407] lowmem_reserve[]: 0
[  400.920271]  ? warn_alloc+0x120/0x120
[  400.924055]  0
[  400.927334]  ? print_usage_bug+0xc0/0xc0
[  400.931131]  3503
[  400.932929]  ? warn_alloc+0x120/0x120
[  400.936971]  3503
[  400.939029]  ? print_usage_bug+0xc0/0xc0
[  400.944882]  ? __lock_acquire+0x7ec/0x4ec0
[  400.948942] Node 0 
[  400.953163]  ? __lock_acquire+0x7ec/0x4ec0
[  400.953203] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  400.953210] lowmem_reserve[]:
[  400.955484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.959685]  0 0
[  400.988083]  ? should_fail+0x22d/0xd01
[  400.991169]  0
[  400.996707]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.998663]  0
[  401.002544]  ? __lock_acquire+0x7ec/0x4ec0
[  401.009425]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.011207] Node 0 
[  401.015436]  ? __lock_acquire+0x7ec/0x4ec0
[  401.020511] DMA: 1*4kB 
[  401.022751]  ? should_fail+0x22d/0xd01
[  401.022776]  ? mark_held_locks+0x130/0x130
[  401.026984] (U) 
[  401.029564]  ? mark_held_locks+0x130/0x130
[  401.033424] 0*8kB 0*16kB 
[  401.037661]  ? graph_lock+0x170/0x170
[  401.039610] 1*32kB (U) 
[  401.043846]  ? graph_lock+0x170/0x170
[  401.046576] 2*64kB (U) 
[  401.050378]  ? graph_lock+0x170/0x170
[  401.052945] 1*128kB 
[  401.056749]  ? print_usage_bug+0xc0/0xc0
[  401.059310] (U) 
[  401.063105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.065418] 1*256kB 
[  401.069474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.071427] (U) 
[  401.076961]  ? check_preemption_disabled+0x48/0x200
[  401.079266] 0*512kB 
[  401.084811]  ? check_preemption_disabled+0x48/0x200
[  401.086768] 1*1024kB 
[  401.091783]  ? __lock_is_held+0xb5/0x140
[  401.094082] (U) 
[  401.099098]  __alloc_pages_nodemask+0xa80/0xde0
[  401.101493] 1*2048kB 
[  401.105548]  ? graph_lock+0x170/0x170
[  401.107509] (M) 
[  401.112171]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  401.114561] 3*4096kB 
[  401.118359]  ? graph_lock+0x170/0x170
[  401.118392]  ? find_held_lock+0x36/0x1c0
[  401.120337] (M) 
[  401.125354]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.127736] = 15908kB
[  401.131529]  ? lock_downgrade+0x900/0x900
[  401.135572] Node 0 
[  401.137550]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.142187] DMA32: 3*4kB 
[  401.144605]  cache_grow_begin+0x91/0x8c0
[  401.148733] (UM) 
[  401.150968]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.156483] 0*8kB 
[  401.159246]  fallback_alloc+0x203/0x2e0
[  401.163282] 2*16kB 
[  401.165355]  ____cache_alloc_node+0x1c7/0x1e0
[  401.169737] (M) 
[  401.171895]  kmem_cache_alloc_node+0xe3/0x730
[  401.175841] 1*32kB (M) 
[  401.178097]  ? ipv6_get_ifaddr+0x42e/0x620
[  401.182578] 3*64kB 
[  401.184554]  __alloc_skb+0x119/0x770
[  401.189043] (UM) 
[  401.191631]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.195838] 3*128kB (M) 
[  401.198081]  ? skb_scrub_packet+0x490/0x490
[  401.201775] 2*256kB 
[  401.203834]  ? lock_downgrade+0x900/0x900
[  401.209087] (M) 
[  401.211766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.216063] 3*512kB 
[  401.218394]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.222536] (M) 
[  401.224510]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.230024] 4*1024kB 
[  401.232347]  ? addrconf_rs_timer+0x6f0/0x6f0
[  401.237770] (UM) 
[  401.239752]  ndisc_alloc_skb+0x144/0x340
[  401.245181] 3*2048kB (M) 
[  401.247600]  ndisc_send_rs+0x331/0x6e0
[  401.251984] 3*4096kB 
[  401.254052]  addrconf_rs_timer+0x3c0/0x6f0
[  401.258083] (M) = 25228kB
[  401.260865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.264727] Node 0 
[  401.267158]  call_timer_fn+0x272/0x920
[  401.271395] Normal: 
[  401.274164]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.278402] 1169*4kB 
[  401.280635]  ? process_timeout+0x40/0x40
[  401.284498] (MEH) 
[  401.286814]  ? find_held_lock+0x36/0x1c0
[  401.291026] 563*8kB 
[  401.293436]  ? __run_timers+0x7da/0xc70
[  401.297463] (UME) 195*16kB 
[  401.299622]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.299638]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.303678] (ME) 
[  401.305998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.309948] 41*32kB 
[  401.312873]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  401.317364] (UM) 
[  401.321862]  ? trace_hardirqs_on+0xbd/0x310
[  401.323904] 3*64kB 
[  401.328144]  ? kasan_check_read+0x11/0x20
[  401.330461] (UM) 
[  401.335078]  ? __run_timers+0x7da/0xc70
[  401.337128] 0*128kB 
[  401.341447]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.343660] 0*256kB 
[  401.347812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.349852] 0*512kB 
[  401.353820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.356128] 0*1024kB 
[  401.361574]  __run_timers+0x7e5/0xc70
[  401.363878] 0*2048kB 
[  401.368138]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  401.370430] 0*4096kB 
[  401.374657]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  401.377044] = 13804kB
[  401.380836]  ? graph_lock+0x170/0x170
[  401.383244] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  401.388593]  ? enqueue_hrtimer+0x1a5/0x560
[  401.391028] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  401.391038] 412 total pagecache pages
[  401.396041]  ? lock_release+0x970/0x970
[  401.396057]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  401.398454] 0 pages in swap cache
[  401.402243]  ? find_held_lock+0x36/0x1c0
[  401.411066] Swap cache stats: add 0, delete 0, find 0/0
[  401.411076] Free swap  = 0kB
[  401.415307]  ? graph_lock+0x170/0x170
[  401.423852] Total swap = 0kB
[  401.423861] 1965979 pages RAM
[  401.427658]  ? pvclock_read_flags+0x160/0x160
[  401.431606] 0 pages HighMem/MovableOnly
[  401.431615] 343324 pages reserved
[  401.436801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.440244] 0 pages cma reserved
[  401.444303]  ? check_preemption_disabled+0x48/0x200
[  401.449804] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.452666]  ? __lock_is_held+0xb5/0x140
[  401.456436] ksoftirqd/1 cpuset=
[  401.459452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.462534] /
[  401.467024]  ? check_preemption_disabled+0x48/0x200
[  401.470979]  mems_allowed=0
[  401.474429]  run_timer_softirq+0x52/0xb0
[  401.525137]  ? rcu_read_lock_sched_held+0x108/0x120
[  401.530169]  __do_softirq+0x30b/0xad8
[  401.533999]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  401.539117]  ? pvclock_read_flags+0x160/0x160
[  401.543612]  ? lapic_next_event+0x5a/0x90
[  401.547764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.553304]  ? check_preemption_disabled+0x48/0x200
[  401.558323]  ? check_preemption_disabled+0x48/0x200
[  401.563346]  ? kvm_clock_read+0x18/0x30
[  401.567333]  ? kvm_sched_clock_read+0x9/0x20
[  401.571753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.577294]  ? check_preemption_disabled+0x48/0x200
[  401.582332]  irq_exit+0x17f/0x1c0
[  401.585791]  smp_apic_timer_interrupt+0x1cb/0x760
[  401.590633]  ? smp_reschedule_interrupt+0x109/0x650
[  401.595658]  ? smp_call_function_single_interrupt+0x650/0x650
[  401.601542]  ? interrupt_entry+0xb5/0xf0
[  401.605608]  ? trace_hardirqs_off_caller+0xbb/0x300
[  401.610622]  ? trace_hardirqs_off_caller+0xbb/0x300
[  401.615640]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.620484]  ? trace_hardirqs_off+0x300/0x300
[  401.624976]  ? trace_hardirqs_off+0x300/0x300
[  401.629475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.635023]  ? check_preemption_disabled+0x48/0x200
[  401.640035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.645582]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.650438]  apic_timer_interrupt+0xf/0x20
[  401.654671]  </IRQ>
[  401.656910] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  401.661846] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  401.680760] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  401.688485] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  401.695755] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  401.703022] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  401.710289] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  401.717555] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  401.724874]  skb_clone+0x1bb/0x500
[  401.728422]  ? skb_split+0x11e0/0x11e0
[  401.732312]  ? check_preemption_disabled+0x48/0x200
[  401.737340]  ? __this_cpu_preempt_check+0x1c/0x1f
[  401.742215]  ? __bpf_redirect+0x54b/0xb20
[  401.746373]  bpf_clone_redirect+0xb9/0x490
[  401.750643]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  401.755666]  ? __sched_text_start+0x8/0x8
[  401.759845]  ? retint_kernel+0x2d/0x2d
[  401.763778]  ? find_held_lock+0x36/0x1c0
[  401.767854]  ? lock_acquire+0x1ed/0x520
[  401.771852]  ? bpf_test_run+0x32e/0x5a0
[  401.775831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.781369]  ? check_preemption_disabled+0x48/0x200
[  401.786401]  ? kasan_check_read+0x11/0x20
[  401.790556]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.795834]  ? rcu_bh_qs+0xc0/0xc0
[  401.799395]  ? preempt_schedule+0x4d/0x60
[  401.803546]  ? ___preempt_schedule+0x16/0x18
[  401.807968]  ? bpf_test_run+0x1c0/0x5a0
[  401.811994]  ? netlink_diag_dump+0x2a0/0x2a0
[  401.816420]  ? bpf_prog_test_run_skb+0x295/0xb40
[  401.821188]  ? bpf_prog_test_run_skb+0x634/0xb40
[  401.825953]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  401.830806]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  401.836346]  ? fput+0x130/0x1a0
[  401.839630]  ? __bpf_prog_get+0x9b/0x290
[  401.843694]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  401.848542]  ? bpf_prog_test_run+0x130/0x1a0
[  401.852957]  ? __x64_sys_bpf+0x3d8/0x510
[  401.857020]  ? bpf_prog_get+0x20/0x20
[  401.860846]  ? do_syscall_64+0x1b9/0x820
[  401.864914]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  401.870286]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.875229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.880077]  ? trace_hardirqs_off+0x300/0x300
[  401.884583]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  401.889605]  ? prepare_exit_to_usermode+0x291/0x3b0
[  401.895165]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.900021]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  401.905413] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  401.905496] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  401.912365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.912374] Call Trace:
[  401.918976] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  401.928320]  dump_stack+0x1c4/0x2b4
[  401.930885] syz-executor1 cpuset=
[  401.941368]  ? dump_stack_print_info.cold.2+0x52/0x52
[  401.944984] syz1
[  401.948443]  warn_alloc.cold.118+0xb7/0x1bd
[  401.953614]  mems_allowed=0
[  401.955585]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.967926]  ? lock_downgrade+0x900/0x900
[  401.972089]  ? trace_hardirqs_off+0xb8/0x300
[  401.976515]  ? trace_hardirqs_off+0xb8/0x300
[  401.980934]  __alloc_pages_slowpath+0x2667/0x2d80
[  401.985808]  ? warn_alloc+0x120/0x120
[  401.989616]  ? warn_alloc+0x120/0x120
[  401.993423]  ? print_usage_bug+0xc0/0xc0
[  401.997648]  ? warn_alloc+0x120/0x120
[  402.001469]  ? print_usage_bug+0xc0/0xc0
[  402.005537]  ? check_usage+0x1a9/0x790
[  402.009543]  ? kasan_check_read+0x11/0x20
[  402.013699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.019239]  ? should_fail+0x22d/0xd01
[  402.023144]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.028254]  ? __lock_acquire+0x7ec/0x4ec0
[  402.032498]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.037602]  ? __lock_acquire+0x7ec/0x4ec0
[  402.041836]  ? should_fail+0x22d/0xd01
[  402.045735]  ? mark_held_locks+0x130/0x130
[  402.050065]  ? mark_held_locks+0x130/0x130
[  402.054319]  ? graph_lock+0x170/0x170
[  402.058398]  ? ret_from_fork+0x3a/0x50
[  402.062513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.068373]  ? check_preemption_disabled+0x48/0x200
[  402.073508]  ? check_preemption_disabled+0x48/0x200
[  402.078757]  ? __lock_is_held+0xb5/0x140
[  402.082830]  __alloc_pages_nodemask+0xa80/0xde0
[  402.087501]  ? graph_lock+0x170/0x170
[  402.091312]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  402.096325]  ? graph_lock+0x170/0x170
[  402.100147]  ? find_held_lock+0x36/0x1c0
[  402.104227]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.108907]  ? lock_downgrade+0x900/0x900
[  402.113070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.118620]  cache_grow_begin+0x91/0x8c0
[  402.122686]  ? do_raw_spin_unlock+0xa7/0x2f0
[  402.127119]  fallback_alloc+0x203/0x2e0
[  402.131118]  ____cache_alloc_node+0x1c7/0x1e0
[  402.135626]  kmem_cache_alloc_node+0xe3/0x730
[  402.140130]  ? mark_held_locks+0xc7/0x130
[  402.144300]  __alloc_skb+0x119/0x770
[  402.148020]  ? skb_scrub_packet+0x490/0x490
[  402.152343]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  402.156936]  ? queue_work_on+0x12c/0x1e0
[  402.161008]  ? switchdev_port_obj_del+0xdc/0x450
[  402.165769]  ? switchdev_trans_item_enqueue+0x260/0x260
[  402.171150]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  402.176174]  __br_mdb_notify+0x4ff/0x15d0
[  402.180335]  ? __br_mdb_add+0x800/0x800
[  402.184313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.189862]  ? graph_lock+0x170/0x170
[  402.193676]  ? br_multicast_group_expired+0x96/0x610
[  402.198782]  ? lock_downgrade+0x900/0x900
[  402.202939]  br_mdb_notify+0x310/0x410
[  402.206830]  ? br_mdb_dump+0x2530/0x2530
[  402.210902]  ? kasan_check_write+0x14/0x20
[  402.215144]  ? do_raw_spin_lock+0xc1/0x200
[  402.219388]  br_multicast_group_expired+0x1bc/0x610
[  402.224410]  ? br_mdb_free+0x80/0x80
[  402.228154]  call_timer_fn+0x272/0x920
[  402.232042]  ? br_mdb_free+0x80/0x80
[  402.235762]  ? process_timeout+0x40/0x40
[  402.239827]  ? find_held_lock+0x36/0x1c0
[  402.243905]  ? __run_timers+0x7da/0xc70
[  402.247894]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.252396]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.256896]  ? br_mdb_free+0x80/0x80
[  402.260609]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  402.265199]  ? trace_hardirqs_on+0xbd/0x310
[  402.269521]  ? kasan_check_read+0x11/0x20
[  402.273676]  ? __run_timers+0x7da/0xc70
[  402.277665]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.283133]  ? br_mdb_free+0x80/0x80
[  402.286855]  ? br_mdb_free+0x80/0x80
[  402.290578]  __run_timers+0x7e5/0xc70
[  402.294396]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  402.299761]  ? compat_start_thread+0x80/0x80
[  402.304172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.309719]  ? _raw_spin_unlock_irq+0x60/0x80
[  402.314227]  ? finish_task_switch+0x1f5/0x900
[  402.318727]  ? finish_task_switch+0x1b5/0x900
[  402.323224]  ? __switch_to_asm+0x34/0x70
[  402.327293]  ? preempt_notifier_register+0x200/0x200
[  402.332398]  ? __switch_to_asm+0x34/0x70
[  402.336460]  ? __switch_to_asm+0x40/0x70
[  402.340521]  ? __switch_to_asm+0x34/0x70
[  402.344581]  ? __switch_to_asm+0x40/0x70
[  402.348652]  ? __switch_to_asm+0x34/0x70
[  402.352727]  ? __switch_to_asm+0x40/0x70
[  402.356789]  ? __switch_to_asm+0x40/0x70
[  402.360867]  ? pvclock_read_flags+0x160/0x160
[  402.365371]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.370913]  ? check_preemption_disabled+0x48/0x200
[  402.375941]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  402.381492]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.386775]  ? rcu_pm_notify+0xc0/0xc0
[  402.390668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.396211]  ? check_preemption_disabled+0x48/0x200
[  402.401238]  run_timer_softirq+0x52/0xb0
[  402.405301]  ? rcu_read_lock_sched_held+0x108/0x120
[  402.410322]  __do_softirq+0x30b/0xad8
[  402.414147]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  402.419256]  ? trace_hardirqs_off_caller+0x300/0x300
[  402.424370]  ? schedule+0x108/0x460
[  402.428002]  ? __schedule+0x1ed0/0x1ed0
[  402.431988]  ? trace_hardirqs_off+0xb8/0x300
[  402.436397]  ? ___might_sleep+0x1ed/0x300
[  402.440544]  ? smpboot_thread_fn+0x68b/0xa00
[  402.444954]  ? trace_hardirqs_on+0x310/0x310
[  402.449369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.454910]  ? check_preemption_disabled+0x48/0x200
[  402.459929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.465470]  ? takeover_tasklets+0xa90/0xa90
[  402.469892]  run_ksoftirqd+0x94/0x100
[  402.473693]  smpboot_thread_fn+0x68b/0xa00
[  402.477934]  ? sort_range+0x30/0x30
[  402.481564]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  402.486670]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.492208]  ? __kthread_parkme+0xfb/0x1a0
[  402.496450]  kthread+0x35a/0x420
[  402.499814]  ? sort_range+0x30/0x30
[  402.503438]  ? kthread_bind+0x40/0x40
[  402.507244]  ret_from_fork+0x3a/0x50
[  402.510984] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  402.510990] warn_alloc_show_mem: 1 callbacks suppressed
[  402.510997] Mem-Info:
[  402.518279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  402.523653] active_anon:54556 inactive_anon:372 isolated_anon:0
[  402.523653]  active_file:17 inactive_file:16 isolated_file:0
[  402.523653]  unevictable:0 dirty:0 writeback:0 unstable:0
[  402.523653]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  402.523653]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  402.523653]  free:13727 free_pcp:164 free_cma:0
[  402.526030] Call Trace:
[  402.535425] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  402.568279]  <IRQ>
[  402.570856] Node 0 
[  402.598441]  dump_stack+0x1c4/0x2b4
[  402.600592] 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
[  402.602802]  ? dump_stack_print_info.cold.2+0x52/0x52
[  402.606409] lowmem_reserve[]:
[  402.631928]  warn_alloc.cold.118+0xb7/0x1bd
[  402.637091]  0
[  402.640200]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  402.644500]  2815
[  402.646335]  ? lock_downgrade+0x900/0x900
[  402.651148]  6318 6318
[  402.653225]  ? trace_hardirqs_off+0xb8/0x300
[  402.657345] Node 0 
[  402.659854]  ? trace_hardirqs_off+0xb8/0x300
[  402.664269] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  402.666490]  __alloc_pages_slowpath+0x2667/0x2d80
[  402.670866] lowmem_reserve[]: 0
[  402.697460]  ? warn_alloc+0x120/0x120
[  402.702255]  0
[  402.705528]  ? trace_hardirqs_on+0x310/0x310
[  402.709317]  3503
[  402.711137]  ? warn_alloc+0x120/0x120
[  402.715526]  3503
[  402.717586]  ? print_usage_bug+0xc0/0xc0
[  402.721365] Node 0 
[  402.723443]  ? warn_alloc+0x120/0x120
[  402.727510] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  402.729719]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  402.733499] lowmem_reserve[]: 0
[  402.761874]  ? print_usage_bug+0xc0/0xc0
[  402.766873]  0
[  402.770156]  ? __lock_acquire+0x7ec/0x4ec0
[  402.774197]  0
[  402.775998]  ? __lock_acquire+0x7ec/0x4ec0
[  402.780209]  0
[  402.782011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.786222] Node 0 
[  402.788055]  ? should_fail+0x22d/0xd01
[  402.793567] DMA: 
[  402.795803]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.799667] 1*4kB 
[  402.801727]  ? __lock_acquire+0x7ec/0x4ec0
[  402.806819] (U) 
[  402.808974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.813185] 0*8kB 
[  402.815157]  ? __lock_acquire+0x7ec/0x4ec0
[  402.820237] 0*16kB 
[  402.822380]  ? should_fail+0x22d/0xd01
[  402.826608] 1*32kB 
[  402.828838]  ? print_usage_bug+0xc0/0xc0
[  402.832702] (U) 
[  402.834939]  ? mark_held_locks+0x130/0x130
[  402.838966] 2*64kB (U) 1*128kB 
[  402.840966]  ? mark_held_locks+0x130/0x130
[  402.845178] (U) 
[  402.848457]  ? graph_lock+0x170/0x170
[  402.852673] 1*256kB (U) 
[  402.854657]  ? print_usage_bug+0xc0/0xc0
[  402.858446] 0*512kB 
[  402.861122]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  402.865159] 1*1024kB 
[  402.867479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.872213] (U) 
[  402.874621]  ? check_preemption_disabled+0x48/0x200
[  402.880134] 1*2048kB (M) 
[  402.882123]  ? check_preemption_disabled+0x48/0x200
[  402.887131] 3*4096kB (M) 
[  402.889938]  ? __lock_is_held+0xb5/0x140
[  402.894925] = 15908kB
[  402.897678]  __alloc_pages_nodemask+0xa80/0xde0
[  402.901714] Node 0 
[  402.904130]  ? graph_lock+0x170/0x170
[  402.908805] DMA32: 
[  402.911054]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  402.914833] 3*4kB 
[  402.917062]  ? graph_lock+0x170/0x170
[  402.922063] (UM) 
[  402.924218]  ? find_held_lock+0x36/0x1c0
[  402.927994] 0*8kB 
[  402.930063]  ? ____cache_alloc_node+0x1c7/0x1e0
[  402.934097] 2*16kB 
[  402.936250]  ? lock_downgrade+0x900/0x900
[  402.940893] (M) 1*32kB 
[  402.943143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.947268] (M) 
[  402.949891]  cache_grow_begin+0x91/0x8c0
[  402.955416] 3*64kB 
[  402.957425]  ? do_raw_spin_unlock+0xa7/0x2f0
[  402.961475] (UM) 
[  402.963713]  fallback_alloc+0x203/0x2e0
[  402.968100] 3*128kB 
[  402.970173]  ____cache_alloc_node+0x1c7/0x1e0
[  402.974123] (M) 2*256kB 
[  402.976482]  kmem_cache_alloc_node+0xe3/0x730
[  402.980964] (M) 
[  402.983644]  ? ipv6_get_ifaddr+0x42e/0x620
[  402.988123] 3*512kB 
[  402.990132]  __alloc_skb+0x119/0x770
[  402.994331] (M) 4*1024kB 
[  402.996663]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.000354] (UM) 
[  403.003118]  ? skb_scrub_packet+0x490/0x490
[  403.008370] 3*2048kB 
[  403.010438]  ? lock_downgrade+0x900/0x900
[  403.014729] (M) 3*4096kB 
[  403.017154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.021277] (M) 
[  403.024067]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.029574] = 25228kB
[  403.029583] Node 0 
[  403.031590]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.037018] Normal: 
[  403.039431]  ? addrconf_rs_timer+0x6f0/0x6f0
[  403.041644] 1169*4kB 
[  403.047098]  ndisc_alloc_skb+0x144/0x340
[  403.049405] (MEH) 
[  403.053821]  ndisc_send_rs+0x331/0x6e0
[  403.056210] 563*8kB 
[  403.060269]  addrconf_rs_timer+0x3c0/0x6f0
[  403.062399] (UME) 
[  403.066283]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.068577] 195*16kB (ME) 
[  403.072833]  call_timer_fn+0x272/0x920
[  403.074956] 41*32kB 
[  403.079185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.082006] (UM) 
[  403.085893]  ? process_timeout+0x40/0x40
[  403.088200] 3*64kB 
[  403.092433]  ? find_held_lock+0x36/0x1c0
[  403.094473] (UM) 
[  403.098532]  ? __run_timers+0x7da/0xc70
[  403.100744] 0*128kB 
[  403.104799]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.106841] 0*256kB 
[  403.110809]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.113121] 0*512kB 
[  403.117610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.119922] 0*1024kB 0*2048kB 
[  403.124420]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  403.126721] 0*4096kB 
[  403.130952]  ? trace_hardirqs_on+0xbd/0x310
[  403.134127] = 13804kB
[  403.138697]  ? kasan_check_read+0x11/0x20
[  403.138714]  ? __run_timers+0x7da/0xc70
[  403.141121] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  403.145432]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.147824] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  403.151974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.155917] 412 total pagecache pages
[  403.164749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.170192] 0 pages in swap cache
[  403.178775]  __run_timers+0x7e5/0xc70
[  403.182983] Swap cache stats: add 0, delete 0, find 0/0
[  403.182992] Free swap  = 0kB
[  403.186805]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  403.191005] Total swap = 0kB
[  403.191014] 1965979 pages RAM
[  403.194470]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.198248] 0 pages HighMem/MovableOnly
[  403.203603]  ? graph_lock+0x170/0x170
[  403.206593] 343324 pages reserved
[  403.206603] 0 pages cma reserved
[  403.211960]  ? enqueue_hrtimer+0x1a5/0x560
[  403.215164] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.218055]  ? lock_release+0x970/0x970
[  403.223051] ksoftirqd/1 cpuset=
[  403.227022]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  403.230809] /
[  403.234263]  ? find_held_lock+0x36/0x1c0
[  403.237611]  mems_allowed=0
[  403.241839]  ? graph_lock+0x170/0x170
[  403.277000]  ? pvclock_read_flags+0x160/0x160
[  403.281498]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.287036]  ? check_preemption_disabled+0x48/0x200
[  403.292063]  ? __lock_is_held+0xb5/0x140
[  403.296131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.301683]  ? check_preemption_disabled+0x48/0x200
[  403.306718]  run_timer_softirq+0x52/0xb0
[  403.310780]  ? rcu_read_lock_sched_held+0x108/0x120
[  403.315813]  __do_softirq+0x30b/0xad8
[  403.319626]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  403.324737]  ? pvclock_read_flags+0x160/0x160
[  403.329231]  ? lapic_next_event+0x5a/0x90
[  403.333380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.338922]  ? check_preemption_disabled+0x48/0x200
[  403.343959]  ? check_preemption_disabled+0x48/0x200
[  403.349005]  ? kvm_clock_read+0x18/0x30
[  403.352980]  ? kvm_sched_clock_read+0x9/0x20
[  403.357395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.362928]  ? check_preemption_disabled+0x48/0x200
[  403.367955]  irq_exit+0x17f/0x1c0
[  403.371420]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.376262]  ? smp_reschedule_interrupt+0x109/0x650
[  403.381283]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.387171]  ? interrupt_entry+0xb5/0xf0
[  403.391234]  ? trace_hardirqs_off_caller+0xbb/0x300
[  403.396252]  ? trace_hardirqs_off_caller+0xbb/0x300
[  403.401281]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.406134]  ? trace_hardirqs_off+0x300/0x300
[  403.410633]  ? trace_hardirqs_off+0x300/0x300
[  403.415136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.420673]  ? check_preemption_disabled+0x48/0x200
[  403.425690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.431237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.436093]  apic_timer_interrupt+0xf/0x20
[  403.440334]  </IRQ>
[  403.442573] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  403.447509] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  403.466414] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  403.474128] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  403.481400] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  403.488665] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  403.495931] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  403.503197] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  403.510521]  skb_clone+0x1bb/0x500
[  403.514066]  ? skb_split+0x11e0/0x11e0
[  403.517949]  ? check_preemption_disabled+0x48/0x200
[  403.522970]  ? __this_cpu_preempt_check+0x1c/0x1f
[  403.527815]  ? __bpf_redirect+0x54b/0xb20
[  403.531973]  bpf_clone_redirect+0xb9/0x490
[  403.536222]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  403.541267]  ? __sched_text_start+0x8/0x8
[  403.545421]  ? retint_kernel+0x2d/0x2d
[  403.549320]  ? find_held_lock+0x36/0x1c0
[  403.553394]  ? lock_acquire+0x1ed/0x520
[  403.557367]  ? bpf_test_run+0x32e/0x5a0
[  403.561352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.566895]  ? check_preemption_disabled+0x48/0x200
[  403.571919]  ? kasan_check_read+0x11/0x20
[  403.576077]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.581370]  ? rcu_bh_qs+0xc0/0xc0
[  403.584923]  ? preempt_schedule+0x4d/0x60
[  403.589083]  ? ___preempt_schedule+0x16/0x18
[  403.593506]  ? bpf_test_run+0x1c0/0x5a0
[  403.597507]  ? netlink_diag_dump+0x2a0/0x2a0
[  403.601922]  ? bpf_prog_test_run_skb+0x295/0xb40
[  403.606682]  ? bpf_prog_test_run_skb+0x634/0xb40
[  403.611448]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  403.616297]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  403.621843]  ? fput+0x130/0x1a0
[  403.625136]  ? __bpf_prog_get+0x9b/0x290
[  403.629202]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  403.634043]  ? bpf_prog_test_run+0x130/0x1a0
[  403.638460]  ? __x64_sys_bpf+0x3d8/0x510
[  403.642523]  ? bpf_prog_get+0x20/0x20
[  403.646346]  ? do_syscall_64+0x1b9/0x820
[  403.650416]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  403.655783]  ? syscall_return_slowpath+0x5e0/0x5e0
[  403.660725]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.665579]  ? trace_hardirqs_off+0x300/0x300
[  403.670075]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  403.675100]  ? prepare_exit_to_usermode+0x291/0x3b0
[  403.680139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.684992]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  403.690390] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  403.690480] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  403.697241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.697247] Call Trace:
[  403.697267]  dump_stack+0x1c4/0x2b4
[  403.697284]  ? dump_stack_print_info.cold.2+0x52/0x52
[  403.697311]  warn_alloc.cold.118+0xb7/0x1bd
[  403.703892] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.713159]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  403.715722] syz-executor1 cpuset=
[  403.719356]  ? lock_downgrade+0x900/0x900
[  403.724543] syz1
[  403.728896]  ? trace_hardirqs_off+0xb8/0x300
[  403.739348]  mems_allowed=0
[  403.761046]  ? trace_hardirqs_off+0xb8/0x300
[  403.765473]  __alloc_pages_slowpath+0x2667/0x2d80
[  403.770351]  ? warn_alloc+0x120/0x120
[  403.774161]  ? warn_alloc+0x120/0x120
[  403.777967]  ? print_usage_bug+0xc0/0xc0
[  403.782031]  ? warn_alloc+0x120/0x120
[  403.785836]  ? print_usage_bug+0xc0/0xc0
[  403.789905]  ? check_usage+0x1a9/0x790
[  403.793790]  ? kasan_check_read+0x11/0x20
[  403.797943]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.803487]  ? should_fail+0x22d/0xd01
[  403.807379]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.812487]  ? __lock_acquire+0x7ec/0x4ec0
[  403.816727]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.821831]  ? __lock_acquire+0x7ec/0x4ec0
[  403.826116]  ? should_fail+0x22d/0xd01
[  403.830013]  ? mark_held_locks+0x130/0x130
[  403.834277]  ? mark_held_locks+0x130/0x130
[  403.838551]  ? graph_lock+0x170/0x170
[  403.842355]  ? ret_from_fork+0x3a/0x50
[  403.846263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.851804]  ? check_preemption_disabled+0x48/0x200
[  403.856822]  ? check_preemption_disabled+0x48/0x200
[  403.861850]  ? __lock_is_held+0xb5/0x140
[  403.865930]  __alloc_pages_nodemask+0xa80/0xde0
[  403.870599]  ? graph_lock+0x170/0x170
[  403.874408]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  403.879421]  ? graph_lock+0x170/0x170
[  403.883233]  ? find_held_lock+0x36/0x1c0
[  403.887310]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.892294]  ? lock_downgrade+0x900/0x900
[  403.896494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.902038]  cache_grow_begin+0x91/0x8c0
[  403.906099]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.910533]  fallback_alloc+0x203/0x2e0
[  403.914520]  ____cache_alloc_node+0x1c7/0x1e0
[  403.919025]  kmem_cache_alloc_node+0xe3/0x730
[  403.923524]  ? mark_held_locks+0xc7/0x130
[  403.927682]  __alloc_skb+0x119/0x770
[  403.931406]  ? skb_scrub_packet+0x490/0x490
[  403.935729]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  403.940323]  ? queue_work_on+0x12c/0x1e0
[  403.944396]  ? switchdev_port_obj_del+0xdc/0x450
[  403.949156]  ? switchdev_trans_item_enqueue+0x260/0x260
[  403.954525]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  403.959549]  __br_mdb_notify+0x4ff/0x15d0
[  403.963712]  ? __br_mdb_add+0x800/0x800
[  403.967685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.973236]  ? graph_lock+0x170/0x170
[  403.977045]  ? br_multicast_group_expired+0x96/0x610
[  403.982148]  ? lock_downgrade+0x900/0x900
[  403.986305]  br_mdb_notify+0x310/0x410
[  403.990195]  ? br_mdb_dump+0x2530/0x2530
[  403.994261]  ? kasan_check_write+0x14/0x20
[  403.998958]  ? do_raw_spin_lock+0xc1/0x200
[  404.003214]  br_multicast_group_expired+0x1bc/0x610
[  404.008235]  ? br_mdb_free+0x80/0x80
[  404.011965]  call_timer_fn+0x272/0x920
[  404.015852]  ? br_mdb_free+0x80/0x80
[  404.019577]  ? process_timeout+0x40/0x40
[  404.023638]  ? find_held_lock+0x36/0x1c0
[  404.027711]  ? __run_timers+0x7da/0xc70
[  404.031692]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.036194]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.040693]  ? br_mdb_free+0x80/0x80
[  404.044414]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  404.049003]  ? trace_hardirqs_on+0xbd/0x310
[  404.053326]  ? kasan_check_read+0x11/0x20
[  404.057508]  ? __run_timers+0x7da/0xc70
[  404.061516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.066979]  ? br_mdb_free+0x80/0x80
[  404.070701]  ? br_mdb_free+0x80/0x80
[  404.074424]  __run_timers+0x7e5/0xc70
[  404.078250]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  404.083623]  ? compat_start_thread+0x80/0x80
[  404.088045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.093606]  ? _raw_spin_unlock_irq+0x60/0x80
[  404.098125]  ? finish_task_switch+0x1f5/0x900
[  404.102633]  ? finish_task_switch+0x1b5/0x900
[  404.107148]  ? __switch_to_asm+0x34/0x70
[  404.111220]  ? preempt_notifier_register+0x200/0x200
[  404.116330]  ? __switch_to_asm+0x34/0x70
[  404.120394]  ? __switch_to_asm+0x40/0x70
[  404.124463]  ? __switch_to_asm+0x34/0x70
[  404.128525]  ? __switch_to_asm+0x40/0x70
[  404.132594]  ? __switch_to_asm+0x34/0x70
[  404.136663]  ? __switch_to_asm+0x40/0x70
[  404.140733]  ? __switch_to_asm+0x40/0x70
[  404.144809]  ? pvclock_read_flags+0x160/0x160
[  404.149331]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.154872]  ? check_preemption_disabled+0x48/0x200
[  404.159916]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  404.165486]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.170784]  ? rcu_pm_notify+0xc0/0xc0
[  404.174680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.180222]  ? check_preemption_disabled+0x48/0x200
[  404.185248]  run_timer_softirq+0x52/0xb0
[  404.189310]  ? rcu_read_lock_sched_held+0x108/0x120
[  404.194334]  __do_softirq+0x30b/0xad8
[  404.198163]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  404.203271]  ? trace_hardirqs_off_caller+0x300/0x300
[  404.208387]  ? schedule+0x108/0x460
[  404.212029]  ? __schedule+0x1ed0/0x1ed0
[  404.216014]  ? trace_hardirqs_off+0xb8/0x300
[  404.220431]  ? ___might_sleep+0x1ed/0x300
[  404.224583]  ? smpboot_thread_fn+0x68b/0xa00
[  404.228996]  ? trace_hardirqs_on+0x310/0x310
[  404.233414]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.238960]  ? check_preemption_disabled+0x48/0x200
[  404.243978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.249528]  ? takeover_tasklets+0xa90/0xa90
[  404.253944]  run_ksoftirqd+0x94/0x100
[  404.257771]  smpboot_thread_fn+0x68b/0xa00
[  404.262015]  ? sort_range+0x30/0x30
[  404.265650]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  404.270756]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.276303]  ? __kthread_parkme+0xfb/0x1a0
[  404.280550]  kthread+0x35a/0x420
[  404.283920]  ? sort_range+0x30/0x30
[  404.287550]  ? kthread_bind+0x40/0x40
[  404.291406]  ret_from_fork+0x3a/0x50
[  404.295145] warn_alloc_show_mem: 1 callbacks suppressed
[  404.295157] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  404.295159] Mem-Info:
[  404.295190] active_anon:54556 inactive_anon:372 isolated_anon:0
[  404.295190]  active_file:17 inactive_file:16 isolated_file:0
[  404.295190]  unevictable:0 dirty:0 writeback:0 unstable:0
[  404.295190]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  404.295190]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  404.295190]  free:13727 free_pcp:164 free_cma:0
[  404.300542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.307829] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  404.310241] Call Trace:
[  404.343138] Node 0 
[  404.352510]  <IRQ>
[  404.380149] 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
[  404.382726]  dump_stack+0x1c4/0x2b4
[  404.384940] lowmem_reserve[]:
[  404.387103]  ? dump_stack_print_info.cold.2+0x52/0x52
[  404.412591]  0 2815
[  404.416260]  warn_alloc.cold.118+0xb7/0x1bd
[  404.419333]  6318
[  404.424542]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.426761]  6318
[  404.431087]  ? lock_downgrade+0x900/0x900
[  404.437999]  ? trace_hardirqs_off+0xb8/0x300
[  404.440035] Node 0 
[  404.444191]  ? trace_hardirqs_off+0xb8/0x300
[  404.448595] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  404.450814]  __alloc_pages_slowpath+0x2667/0x2d80
[  404.455194] lowmem_reserve[]:
[  404.481777]  ? warn_alloc+0x120/0x120
[  404.486592]  0
[  404.489712]  ? trace_hardirqs_on+0x310/0x310
[  404.493494]  0
[  404.495300]  ? warn_alloc+0x120/0x120
[  404.499682]  3503
[  404.501486]  ? print_usage_bug+0xc0/0xc0
[  404.505259]  3503
[  404.507321]  ? warn_alloc+0x120/0x120
[  404.513424]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  404.517202] Node 0 Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  404.522254]  ? print_usage_bug+0xc0/0xc0
[  404.522274]  ? __lock_acquire+0x7ec/0x4ec0
[  404.551246] lowmem_reserve[]:
[  404.555325]  ? __lock_acquire+0x7ec/0x4ec0
[  404.559528]  0
[  404.562639]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.566850]  0
[  404.568679]  ? should_fail+0x22d/0xd01
[  404.574290]  0 0
[  404.576123]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.579982] Node 0 
[  404.581966]  ? __lock_acquire+0x7ec/0x4ec0
[  404.587048] DMA: 
[  404.589295]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.593499] 1*4kB 
[  404.595563]  ? __lock_acquire+0x7ec/0x4ec0
[  404.600645] (U) 
[  404.602794]  ? should_fail+0x22d/0xd01
[  404.607002] 0*8kB 
[  404.608992]  ? print_usage_bug+0xc0/0xc0
[  404.612847] 0*16kB 1*32kB 
[  404.615019]  ? mark_held_locks+0x130/0x130
[  404.619047] (U) 
[  404.621893]  ? mark_held_locks+0x130/0x130
[  404.626116] 2*64kB 
[  404.628091]  ? graph_lock+0x170/0x170
[  404.632300] (U) 
[  404.634534]  ? print_usage_bug+0xc0/0xc0
[  404.638307] 1*128kB (U) 
[  404.640297]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  404.644333] 1*256kB 
[  404.647005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.651739] (U) 
[  404.654068]  ? check_preemption_disabled+0x48/0x200
[  404.659575] 0*512kB 1*1024kB 
[  404.661556]  ? check_preemption_disabled+0x48/0x200
[  404.661585]  ? __lock_is_held+0xb5/0x140
[  404.666582] (U) 
[  404.669690]  __alloc_pages_nodemask+0xa80/0xde0
[  404.674680] 1*2048kB 
[  404.678742]  ? graph_lock+0x170/0x170
[  404.680700] (M) 
[  404.685365]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  404.687756] 3*4096kB 
[  404.691566]  ? graph_lock+0x170/0x170
[  404.693524] (M) 
[  404.698553]  ? find_held_lock+0x36/0x1c0
[  404.700938] = 15908kB
[  404.704736]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.706688] Node 0 
[  404.710742]  ? lock_downgrade+0x900/0x900
[  404.713138] DMA32: 
[  404.717803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.720017] 3*4kB 
[  404.724165]  cache_grow_begin+0x91/0x8c0
[  404.726381] (UM) 
[  404.731921]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.734048] 0*8kB 
[  404.738117]  fallback_alloc+0x203/0x2e0
[  404.740163] 2*16kB 
[  404.744578]  ____cache_alloc_node+0x1c7/0x1e0
[  404.746702] (M) 
[  404.750674]  kmem_cache_alloc_node+0xe3/0x730
[  404.752892] 1*32kB 
[  404.757376]  ? ipv6_get_ifaddr+0x42e/0x620
[  404.759342] (M) 
[  404.763832]  __alloc_skb+0x119/0x770
[  404.766050] 3*64kB 
[  404.770278]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  404.772232] (UM) 
[  404.775942]  ? skb_scrub_packet+0x490/0x490
[  404.778160] 3*128kB 
[  404.783432]  ? lock_downgrade+0x900/0x900
[  404.785469] (M) 
[  404.789788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.792097] 2*256kB 
[  404.796257]  ? refcount_sub_and_test_checked+0x203/0x310
[  404.798205] (M) 
[  404.803735]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  404.806040] 3*512kB 
[  404.811488]  ? addrconf_rs_timer+0x6f0/0x6f0
[  404.813443] (M) 
[  404.818913]  ndisc_alloc_skb+0x144/0x340
[  404.821242] 4*1024kB 
[  404.825661]  ndisc_send_rs+0x331/0x6e0
[  404.827608] (UM) 
[  404.831666]  addrconf_rs_timer+0x3c0/0x6f0
[  404.834049] 3*2048kB 
[  404.837945]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.839981] (M) 
[  404.844221]  call_timer_fn+0x272/0x920
[  404.846603] 3*4096kB 
[  404.850834]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.852788] (M) 
[  404.856675]  ? process_timeout+0x40/0x40
[  404.859063] = 25228kB
[  404.863292]  ? find_held_lock+0x36/0x1c0
[  404.865245] Node 0 
[  404.869309]  ? __run_timers+0x7da/0xc70
[  404.871696] Normal: 
[  404.875755]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.875772]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.877993] 1169*4kB 
[  404.881964]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.884274] (MEH) 563*8kB 
[  404.888776]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  404.893348] (UME) 195*16kB 
[  404.895774]  ? trace_hardirqs_on+0xbd/0x310
[  404.899984] (ME) 
[  404.902827]  ? kasan_check_read+0x11/0x20
[  404.907393] 41*32kB (UM) 
[  404.910359]  ? __run_timers+0x7da/0xc70
[  404.914664] 3*64kB (UM) 
[  404.916732]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.920870] 0*128kB 
[  404.923628]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.927578] 0*256kB 
[  404.930265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  404.935690] 0*512kB 
[  404.938012]  __run_timers+0x7e5/0xc70
[  404.942224] 0*1024kB 
[  404.944555]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  404.948837] 0*2048kB 0*4096kB 
[  404.951169]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  404.954953] = 13804kB
[  404.957369]  ? graph_lock+0x170/0x170
[  404.962751] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  404.965968]  ? enqueue_hrtimer+0x1a5/0x560
[  404.970982] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  404.973407]  ? lock_release+0x970/0x970
[  404.977200] 412 total pagecache pages
[  404.986060]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  404.990312] 0 pages in swap cache
[  404.998913]  ? find_held_lock+0x36/0x1c0
[  405.002907] Swap cache stats: add 0, delete 0, find 0/0
[  405.006711]  ? graph_lock+0x170/0x170
[  405.011918] Free swap  = 0kB
[  405.015369]  ? pvclock_read_flags+0x160/0x160
[  405.019406] Total swap = 0kB
[  405.024770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.028553] 1965979 pages RAM
[  405.031565]  ? check_preemption_disabled+0x48/0x200
[  405.036037] 0 pages HighMem/MovableOnly
[  405.039055]  ? __lock_is_held+0xb5/0x140
[  405.044559] 343324 pages reserved
[  405.044568] 0 pages cma reserved
[  405.047674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.052924] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.056634]  ? check_preemption_disabled+0x48/0x200
[  405.060674] ksoftirqd/1 cpuset=
[  405.064152]  run_timer_softirq+0x52/0xb0
[  405.067494] /
[  405.073030]  ? rcu_read_lock_sched_held+0x108/0x120
[  405.083324]  mems_allowed=0
[  405.088336]  __do_softirq+0x30b/0xad8
[  405.109063]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  405.114186]  ? pvclock_read_flags+0x160/0x160
[  405.118680]  ? lapic_next_event+0x5a/0x90
[  405.122833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.128370]  ? check_preemption_disabled+0x48/0x200
[  405.133394]  ? check_preemption_disabled+0x48/0x200
[  405.138426]  ? kvm_clock_read+0x18/0x30
[  405.142407]  ? kvm_sched_clock_read+0x9/0x20
[  405.146818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.152355]  ? check_preemption_disabled+0x48/0x200
[  405.157401]  irq_exit+0x17f/0x1c0
[  405.160862]  smp_apic_timer_interrupt+0x1cb/0x760
[  405.165705]  ? smp_reschedule_interrupt+0x109/0x650
[  405.170744]  ? smp_call_function_single_interrupt+0x650/0x650
[  405.176641]  ? interrupt_entry+0xb5/0xf0
[  405.180704]  ? trace_hardirqs_off_caller+0xbb/0x300
[  405.185720]  ? trace_hardirqs_off_caller+0xbb/0x300
[  405.190742]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.195600]  ? trace_hardirqs_off+0x300/0x300
[  405.200098]  ? trace_hardirqs_off+0x300/0x300
[  405.204605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.210145]  ? check_preemption_disabled+0x48/0x200
[  405.215162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.220713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.225567]  apic_timer_interrupt+0xf/0x20
[  405.229797]  </IRQ>
[  405.232063] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  405.236994] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  405.255915] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  405.263641] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  405.270911] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  405.278180] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  405.285451] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  405.292722] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  405.300067]  skb_clone+0x1bb/0x500
[  405.303682]  ? skb_split+0x11e0/0x11e0
[  405.307584]  ? check_preemption_disabled+0x48/0x200
[  405.312639]  ? __this_cpu_preempt_check+0x1c/0x1f
[  405.317513]  ? __bpf_redirect+0x54b/0xb20
[  405.321702]  bpf_clone_redirect+0xb9/0x490
[  405.325975]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  405.331018]  ? __sched_text_start+0x8/0x8
[  405.335220]  ? retint_kernel+0x2d/0x2d
[  405.339181]  ? find_held_lock+0x36/0x1c0
[  405.343271]  ? lock_acquire+0x1ed/0x520
[  405.347292]  ? bpf_test_run+0x32e/0x5a0
[  405.351281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.356818]  ? check_preemption_disabled+0x48/0x200
[  405.361845]  ? kasan_check_read+0x11/0x20
[  405.365997]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.371280]  ? rcu_bh_qs+0xc0/0xc0
[  405.374836]  ? preempt_schedule+0x4d/0x60
[  405.378985]  ? ___preempt_schedule+0x16/0x18
[  405.383423]  ? bpf_test_run+0x1c0/0x5a0
[  405.387439]  ? netlink_diag_dump+0x2a0/0x2a0
[  405.391854]  ? bpf_prog_test_run_skb+0x295/0xb40
[  405.396618]  ? bpf_prog_test_run_skb+0x634/0xb40
[  405.401393]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  405.406242]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  405.411789]  ? fput+0x130/0x1a0
[  405.415068]  ? __bpf_prog_get+0x9b/0x290
[  405.419151]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  405.423994]  ? bpf_prog_test_run+0x130/0x1a0
[  405.428419]  ? __x64_sys_bpf+0x3d8/0x510
[  405.432482]  ? bpf_prog_get+0x20/0x20
[  405.436310]  ? do_syscall_64+0x1b9/0x820
[  405.440382]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  405.445760]  ? syscall_return_slowpath+0x5e0/0x5e0
[  405.450694]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.455542]  ? trace_hardirqs_off+0x300/0x300
[  405.460049]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  405.465105]  ? prepare_exit_to_usermode+0x291/0x3b0
[  405.470149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.475008]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  405.480392] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  405.480488] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  405.487242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.487248] Call Trace:
[  405.487267]  dump_stack+0x1c4/0x2b4
[  405.487284]  ? dump_stack_print_info.cold.2+0x52/0x52
[  405.487310]  warn_alloc.cold.118+0xb7/0x1bd
[  405.493896] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.503147]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.505711] syz-executor1 cpuset=
[  405.509335]  ? lock_downgrade+0x900/0x900
[  405.514502] syz1
[  405.518837]  ? trace_hardirqs_off+0xb8/0x300
[  405.529308]  mems_allowed=0
[  405.534148]  ? trace_hardirqs_off+0xb8/0x300
[  405.555438]  __alloc_pages_slowpath+0x2667/0x2d80
[  405.560319]  ? warn_alloc+0x120/0x120
[  405.564134]  ? warn_alloc+0x120/0x120
[  405.567950]  ? print_usage_bug+0xc0/0xc0
[  405.572017]  ? warn_alloc+0x120/0x120
[  405.575825]  ? print_usage_bug+0xc0/0xc0
[  405.579896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.585447]  ? check_preemption_disabled+0x48/0x200
[  405.590460]  ? check_preemption_disabled+0x48/0x200
[  405.595495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.601036]  ? should_fail+0x22d/0xd01
[  405.605032]  ? __lock_acquire+0x7ec/0x4ec0
[  405.609272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.614381]  ? __lock_acquire+0x7ec/0x4ec0
[  405.618624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.623729]  ? __lock_acquire+0x7ec/0x4ec0
[  405.627965]  ? should_fail+0x22d/0xd01
[  405.631899]  ? mark_held_locks+0x130/0x130
[  405.636147]  ? mark_held_locks+0x130/0x130
[  405.640394]  ? graph_lock+0x170/0x170
[  405.644212]  ? print_usage_bug+0xc0/0xc0
[  405.648281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.653837]  ? check_preemption_disabled+0x48/0x200
[  405.658874]  ? check_preemption_disabled+0x48/0x200
[  405.663943]  ? __lock_is_held+0xb5/0x140
[  405.668039]  __alloc_pages_nodemask+0xa80/0xde0
[  405.672742]  ? graph_lock+0x170/0x170
[  405.676574]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  405.681638]  ? graph_lock+0x170/0x170
[  405.685502]  ? find_held_lock+0x36/0x1c0
[  405.689612]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.694307]  ? lock_downgrade+0x900/0x900
[  405.698481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.704028]  cache_grow_begin+0x91/0x8c0
[  405.708093]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.712529]  fallback_alloc+0x203/0x2e0
[  405.716517]  ____cache_alloc_node+0x1c7/0x1e0
[  405.721020]  kmem_cache_alloc_node+0xe3/0x730
[  405.725517]  ? ipv6_get_ifaddr+0x42e/0x620
[  405.729779]  __alloc_skb+0x119/0x770
[  405.733496]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.738777]  ? skb_scrub_packet+0x490/0x490
[  405.743099]  ? lock_downgrade+0x900/0x900
[  405.747264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.752801]  ? refcount_sub_and_test_checked+0x203/0x310
[  405.758261]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  405.763721]  ? addrconf_rs_timer+0x6f0/0x6f0
[  405.768153]  ndisc_alloc_skb+0x144/0x340
[  405.772225]  ndisc_send_rs+0x331/0x6e0
[  405.776147]  addrconf_rs_timer+0x3c0/0x6f0
[  405.780395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.784645]  call_timer_fn+0x272/0x920
[  405.788540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.792781]  ? process_timeout+0x40/0x40
[  405.796854]  ? find_held_lock+0x36/0x1c0
[  405.800929]  ? __run_timers+0x7da/0xc70
[  405.804919]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.809412]  ? _raw_spin_unlock_irq+0x27/0x80
[  405.813922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.818157]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  405.822745]  ? trace_hardirqs_on+0xbd/0x310
[  405.827070]  ? kasan_check_read+0x11/0x20
[  405.831219]  ? __run_timers+0x7da/0xc70
[  405.835222]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.840705]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  405.844942]  __run_timers+0x7e5/0xc70
[  405.848759]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  405.854142]  ? compat_start_thread+0x80/0x80
[  405.858565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.864119]  ? _raw_spin_unlock_irq+0x60/0x80
[  405.868721]  ? finish_task_switch+0x1f5/0x900
[  405.873303]  ? finish_task_switch+0x1b5/0x900
[  405.877800]  ? __switch_to_asm+0x34/0x70
[  405.881866]  ? preempt_notifier_register+0x200/0x200
[  405.886980]  ? __switch_to_asm+0x34/0x70
[  405.891349]  ? __switch_to_asm+0x40/0x70
[  405.895432]  ? __switch_to_asm+0x34/0x70
[  405.899518]  ? __switch_to_asm+0x40/0x70
[  405.903582]  ? __switch_to_asm+0x34/0x70
[  405.907641]  ? __switch_to_asm+0x40/0x70
[  405.911707]  ? __switch_to_asm+0x40/0x70
[  405.915778]  ? pvclock_read_flags+0x160/0x160
[  405.920278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.925819]  ? check_preemption_disabled+0x48/0x200
[  405.930846]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  405.936385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.941672]  ? rcu_pm_notify+0xc0/0xc0
[  405.945572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.951121]  ? check_preemption_disabled+0x48/0x200
[  405.956173]  run_timer_softirq+0x52/0xb0
[  405.960235]  ? rcu_read_lock_sched_held+0x108/0x120
[  405.965257]  __do_softirq+0x30b/0xad8
[  405.969074]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  405.974194]  ? trace_hardirqs_off_caller+0x300/0x300
[  405.979312]  ? schedule+0x108/0x460
[  405.982947]  ? __schedule+0x1ed0/0x1ed0
[  405.986940]  ? trace_hardirqs_off+0xb8/0x300
[  405.991353]  ? ___might_sleep+0x1ed/0x300
[  405.995498]  ? smpboot_thread_fn+0x68b/0xa00
[  406.000398]  ? trace_hardirqs_on+0x310/0x310
[  406.004831]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.010395]  ? check_preemption_disabled+0x48/0x200
[  406.015436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.021003]  ? takeover_tasklets+0xa90/0xa90
[  406.025440]  run_ksoftirqd+0x94/0x100
[  406.029268]  smpboot_thread_fn+0x68b/0xa00
[  406.033535]  ? sort_range+0x30/0x30
[  406.037190]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  406.042329]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.047904]  ? __kthread_parkme+0xfb/0x1a0
[  406.052153]  kthread+0x35a/0x420
[  406.055525]  ? sort_range+0x30/0x30
[  406.059152]  ? kthread_bind+0x40/0x40
[  406.062965]  ret_from_fork+0x3a/0x50
[  406.066702] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  406.066708] warn_alloc_show_mem: 1 callbacks suppressed
[  406.066716] Mem-Info:
[  406.073999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.074010] Call Trace:
[  406.079402] active_anon:54556 inactive_anon:372 isolated_anon:0
[  406.079402]  active_file:17 inactive_file:16 isolated_file:0
[  406.079402]  unevictable:0 dirty:0 writeback:0 unstable:0
[  406.079402]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  406.079402]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  406.079402]  free:13727 free_pcp:164 free_cma:0
[  406.081792]  <IRQ>
[  406.091165] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  406.093748]  dump_stack+0x1c4/0x2b4
[  406.126609] Node 0 
[  406.128767]  ? dump_stack_print_info.cold.2+0x52/0x52
[  406.156350] 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
[  406.159967]  warn_alloc.cold.118+0xb7/0x1bd
[  406.162164] lowmem_reserve[]:
[  406.167349]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.192837]  0
[  406.197164]  ? lock_downgrade+0x900/0x900
[  406.200244]  2815
[  406.205092]  ? trace_hardirqs_off+0xb8/0x300
[  406.206871]  6318
[  406.211021]  ? trace_hardirqs_off+0xb8/0x300
[  406.213060]  6318
[  406.217473]  __alloc_pages_slowpath+0x2667/0x2d80
[  406.223943]  ? warn_alloc+0x120/0x120
[  406.225964] Node 0 
[  406.230811]  ? warn_alloc+0x120/0x120
[  406.234614] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  406.236832]  ? print_usage_bug+0xc0/0xc0
[  406.240609] lowmem_reserve[]:
[  406.267210]  ? warn_alloc+0x120/0x120
[  406.271260]  0
[  406.274361]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  406.274379]  ? print_usage_bug+0xc0/0xc0
[  406.278156]  0 3503
[  406.279966]  ? __lock_acquire+0x7ec/0x4ec0
[  406.284952]  3503
[  406.289024]  ? __lock_acquire+0x7ec/0x4ec0
[  406.291239] Node 0 
[  406.295469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.297537] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  406.301753]  ? should_fail+0x22d/0xd01
[  406.303969] lowmem_reserve[]:
[  406.309509]  ? __lock_acquire+0x7ec/0x4ec0
[  406.337859]  0
[  406.341758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.344829]  0
[  406.349065]  ? __lock_acquire+0x7ec/0x4ec0
[  406.350843]  0
[  406.355952]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.357729]  0
[  406.361964]  ? __lock_acquire+0x7ec/0x4ec0
[  406.368850]  ? should_fail+0x22d/0xd01
[  406.368878]  ? mark_held_locks+0x130/0x130
[  406.370664] Node 0 
[  406.374933]  ? mark_held_locks+0x130/0x130
[  406.378795] DMA: 
[  406.383038]  ? graph_lock+0x170/0x170
[  406.385248] 1*4kB 
[  406.389479]  ? print_usage_bug+0xc0/0xc0
[  406.391519] (U) 
[  406.395317]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  406.395336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.397463] 0*8kB 0*16kB 
[  406.401558]  ? check_preemption_disabled+0x48/0x200
[  406.403529] 1*32kB 
[  406.408295]  ? check_preemption_disabled+0x48/0x200
[  406.413818] (U) 
[  406.416598]  ? __lock_is_held+0xb5/0x140
[  406.421575] 2*64kB 
[  406.423810]  __alloc_pages_nodemask+0xa80/0xde0
[  406.428808] (U) 
[  406.430786]  ? graph_lock+0x170/0x170
[  406.434825] 1*128kB 
[  406.437062]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  406.441705] (U) 
[  406.443683]  ? graph_lock+0x170/0x170
[  406.447456] 1*256kB (U) 
[  406.449797]  ? find_held_lock+0x36/0x1c0
[  406.454809] 0*512kB 
[  406.456797]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.460570] 1*1024kB 
[  406.463240]  ? lock_downgrade+0x900/0x900
[  406.467280] (U) 
[  406.469611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.474246] 1*2048kB (M) 
[  406.476670]  cache_grow_begin+0x91/0x8c0
[  406.480798] 3*4096kB 
[  406.482781]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.488292] (M) 
[  406.491051]  fallback_alloc+0x203/0x2e0
[  406.495084] = 15908kB
[  406.495093] Node 0 
[  406.497518]  ____cache_alloc_node+0x1c7/0x1e0
[  406.501895] DMA32: 3*4kB 
[  406.503888]  kmem_cache_alloc_node+0xe3/0x730
[  406.507845] (UM) 
[  406.510260]  ? ipv6_get_ifaddr+0x42e/0x620
[  406.512477] 0*8kB 2*16kB 
[  406.516994]  __alloc_skb+0x119/0x770
[  406.519733] (M) 
[  406.524229]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.526270] 1*32kB 
[  406.530508]  ? skb_scrub_packet+0x490/0x490
[  406.533242] (M) 
[  406.536953]  ? lock_downgrade+0x900/0x900
[  406.538946] 3*64kB 
[  406.544235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.546444] (UM) 
[  406.550776]  ? refcount_sub_and_test_checked+0x203/0x310
[  406.552721] 3*128kB (M) 
[  406.556874]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  406.559088] 2*256kB (M) 
[  406.564639]  ? addrconf_rs_timer+0x6f0/0x6f0
[  406.566674] 3*512kB (M) 
[  406.572146]  ndisc_alloc_skb+0x144/0x340
[  406.574789] 4*1024kB (UM) 
[  406.580250]  ndisc_send_rs+0x331/0x6e0
[  406.582908] 3*2048kB 
[  406.587317]  addrconf_rs_timer+0x3c0/0x6f0
[  406.589967] (M) 
[  406.594030]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.596848] 3*4096kB (M) 
[  406.600753]  call_timer_fn+0x272/0x920
[  406.603133] = 25228kB
[  406.603142] Node 0 
[  406.607374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.609327] Normal: 1169*4kB 
[  406.613568]  ? process_timeout+0x40/0x40
[  406.613585]  ? find_held_lock+0x36/0x1c0
[  406.616323] (MEH) 
[  406.620228]  ? __run_timers+0x7da/0xc70
[  406.622610] 563*8kB (UME) 
[  406.624863]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.629075] 195*16kB 
[  406.632174]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.636214] (ME) 
[  406.640273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.642405] 41*32kB 
[  406.646376]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  406.649191] (UM) 3*64kB 
[  406.653695]  ? trace_hardirqs_on+0xbd/0x310
[  406.656078] (UM) 0*128kB 
[  406.660592]  ? kasan_check_read+0x11/0x20
[  406.662639] 0*256kB 
[  406.666867]  ? __run_timers+0x7da/0xc70
[  406.669161] 0*512kB 0*1024kB 
[  406.673755]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.676406] 0*2048kB 
[  406.680732]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  406.683457] 0*4096kB 
[  406.687599]  __run_timers+0x7e5/0xc70
[  406.689908] = 13804kB
[  406.693889]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  406.696976] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  406.702439]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  406.704835] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  406.709064]  ? graph_lock+0x170/0x170
[  406.711455] 412 total pagecache pages
[  406.715253]  ? enqueue_hrtimer+0x1a5/0x560
[  406.717657] 0 pages in swap cache
[  406.723019]  ? lock_release+0x970/0x970
[  406.731829] Swap cache stats: add 0, delete 0, find 0/0
[  406.731839] Free swap  = 0kB
[  406.736857]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  406.745416] Total swap = 0kB
[  406.749221]  ? find_held_lock+0x36/0x1c0
[  406.752997] 1965979 pages RAM
[  406.757589]  ? graph_lock+0x170/0x170
[  406.761015] 0 pages HighMem/MovableOnly
[  406.764984]  ? pvclock_read_flags+0x160/0x160
[  406.770331] 343324 pages reserved
[  406.773349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.778515] 0 pages cma reserved
[  406.781530]  ? check_preemption_disabled+0x48/0x200
[  406.785649] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  406.788678]  ? __lock_is_held+0xb5/0x140
[  406.792518] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  406.796426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.800911] ksoftirqd/1 cpuset=
[  406.804371]  ? check_preemption_disabled+0x48/0x200
[  406.809888] /
[  406.813261]  run_timer_softirq+0x52/0xb0
[  406.818254]  mems_allowed=0
[  406.824752]  ? rcu_read_lock_sched_held+0x108/0x120
[  406.866915]  __do_softirq+0x30b/0xad8
[  406.870739]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  406.875850]  ? pvclock_read_flags+0x160/0x160
[  406.880351]  ? lapic_next_event+0x5a/0x90
[  406.884510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.890048]  ? check_preemption_disabled+0x48/0x200
[  406.895067]  ? check_preemption_disabled+0x48/0x200
[  406.900192]  ? kvm_clock_read+0x18/0x30
[  406.904170]  ? kvm_sched_clock_read+0x9/0x20
[  406.908588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.914135]  ? check_preemption_disabled+0x48/0x200
[  406.919173]  irq_exit+0x17f/0x1c0
[  406.922633]  smp_apic_timer_interrupt+0x1cb/0x760
[  406.927479]  ? smp_reschedule_interrupt+0x109/0x650
[  406.932501]  ? smp_call_function_single_interrupt+0x650/0x650
[  406.938397]  ? interrupt_entry+0xb5/0xf0
[  406.942465]  ? trace_hardirqs_off_caller+0xbb/0x300
[  406.947480]  ? trace_hardirqs_off_caller+0xbb/0x300
[  406.952502]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.957348]  ? trace_hardirqs_off+0x300/0x300
[  406.961842]  ? trace_hardirqs_off+0x300/0x300
[  406.966343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.971879]  ? check_preemption_disabled+0x48/0x200
[  406.976897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.982452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.987311]  apic_timer_interrupt+0xf/0x20
[  406.991542]  </IRQ>
[  406.993785] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  406.998720] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  407.017620] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  407.025329] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  407.032600] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  407.039875] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  407.047142] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  407.054417] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  407.061736]  skb_clone+0x1bb/0x500
[  407.065281]  ? skb_split+0x11e0/0x11e0
[  407.069169]  ? check_preemption_disabled+0x48/0x200
[  407.074192]  ? __this_cpu_preempt_check+0x1c/0x1f
[  407.079043]  ? __bpf_redirect+0x54b/0xb20
[  407.083208]  bpf_clone_redirect+0xb9/0x490
[  407.087455]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  407.092481]  ? __sched_text_start+0x8/0x8
[  407.096632]  ? retint_kernel+0x2d/0x2d
[  407.100529]  ? find_held_lock+0x36/0x1c0
[  407.104600]  ? lock_acquire+0x1ed/0x520
[  407.108582]  ? bpf_test_run+0x32e/0x5a0
[  407.112560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.118097]  ? check_preemption_disabled+0x48/0x200
[  407.123136]  ? kasan_check_read+0x11/0x20
[  407.127288]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.132569]  ? rcu_bh_qs+0xc0/0xc0
[  407.136123]  ? preempt_schedule+0x4d/0x60
[  407.140274]  ? ___preempt_schedule+0x16/0x18
[  407.144690]  ? bpf_test_run+0x1c0/0x5a0
[  407.148683]  ? netlink_diag_dump+0x2a0/0x2a0
[  407.153119]  ? bpf_prog_test_run_skb+0x295/0xb40
[  407.157882]  ? bpf_prog_test_run_skb+0x634/0xb40
[  407.162650]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  407.167498]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  407.173043]  ? fput+0x130/0x1a0
[  407.176332]  ? __bpf_prog_get+0x9b/0x290
[  407.180403]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  407.185245]  ? bpf_prog_test_run+0x130/0x1a0
[  407.189658]  ? __x64_sys_bpf+0x3d8/0x510
[  407.193722]  ? bpf_prog_get+0x20/0x20
[  407.197548]  ? do_syscall_64+0x1b9/0x820
[  407.201613]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  407.206980]  ? syscall_return_slowpath+0x5e0/0x5e0
[  407.211910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.216756]  ? trace_hardirqs_off+0x300/0x300
[  407.221258]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  407.226277]  ? prepare_exit_to_usermode+0x291/0x3b0
[  407.231302]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.236160]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  407.241542] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  407.241633] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  407.248535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.248541] Call Trace:
[  407.248561]  dump_stack+0x1c4/0x2b4
[  407.248578]  ? dump_stack_print_info.cold.2+0x52/0x52
[  407.248606]  warn_alloc.cold.118+0xb7/0x1bd
[  407.255181] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.264431]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.266998] syz-executor1 cpuset=
[  407.270622]  ? lock_downgrade+0x900/0x900
[  407.275811] syz1
[  407.280141]  ? trace_hardirqs_off+0xb8/0x300
[  407.290605]  mems_allowed=0
[  407.295552]  ? trace_hardirqs_off+0xb8/0x300
[  407.316864]  __alloc_pages_slowpath+0x2667/0x2d80
[  407.321747]  ? warn_alloc+0x120/0x120
[  407.325554]  ? warn_alloc+0x120/0x120
[  407.329361]  ? print_usage_bug+0xc0/0xc0
[  407.333424]  ? warn_alloc+0x120/0x120
[  407.337226]  ? print_usage_bug+0xc0/0xc0
[  407.341295]  ? __lock_acquire+0x7ec/0x4ec0
[  407.345531]  ? __lock_acquire+0x7ec/0x4ec0
[  407.349774]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.355314]  ? should_fail+0x22d/0xd01
[  407.359214]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.364322]  ? __lock_acquire+0x7ec/0x4ec0
[  407.368566]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.373670]  ? __lock_acquire+0x7ec/0x4ec0
[  407.377914]  ? should_fail+0x22d/0xd01
[  407.381818]  ? mark_held_locks+0x130/0x130
[  407.386057]  ? mark_held_locks+0x130/0x130
[  407.390296]  ? graph_lock+0x170/0x170
[  407.394100]  ? graph_lock+0x170/0x170
[  407.397921]  ? graph_lock+0x170/0x170
[  407.401721]  ? print_usage_bug+0xc0/0xc0
[  407.405783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.411322]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.416860]  ? check_preemption_disabled+0x48/0x200
[  407.421906]  ? check_preemption_disabled+0x48/0x200
[  407.427147]  ? __lock_is_held+0xb5/0x140
[  407.431224]  __alloc_pages_nodemask+0xa80/0xde0
[  407.435906]  ? graph_lock+0x170/0x170
[  407.439719]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  407.444732]  ? graph_lock+0x170/0x170
[  407.448549]  ? find_held_lock+0x36/0x1c0
[  407.452630]  ? ____cache_alloc_node+0x1c7/0x1e0
[  407.457302]  ? lock_downgrade+0x900/0x900
[  407.461463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.467008]  cache_grow_begin+0x91/0x8c0
[  407.471077]  ? do_raw_spin_unlock+0xa7/0x2f0
[  407.475507]  fallback_alloc+0x203/0x2e0
[  407.479494]  ____cache_alloc_node+0x1c7/0x1e0
[  407.483998]  kmem_cache_alloc_node+0xe3/0x730
[  407.488498]  ? ipv6_get_ifaddr+0x42e/0x620
[  407.492744]  __alloc_skb+0x119/0x770
[  407.496460]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.501745]  ? skb_scrub_packet+0x490/0x490
[  407.506069]  ? lock_downgrade+0x900/0x900
[  407.510232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.515772]  ? refcount_sub_and_test_checked+0x203/0x310
[  407.521228]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  407.526690]  ? addrconf_rs_timer+0x6f0/0x6f0
[  407.531127]  ndisc_alloc_skb+0x144/0x340
[  407.535211]  ndisc_send_rs+0x331/0x6e0
[  407.539128]  addrconf_rs_timer+0x3c0/0x6f0
[  407.543378]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.547632]  call_timer_fn+0x272/0x920
[  407.551526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.555764]  ? process_timeout+0x40/0x40
[  407.559830]  ? find_held_lock+0x36/0x1c0
[  407.563912]  ? __run_timers+0x7da/0xc70
[  407.567898]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.572402]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.576911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.581175]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  407.585773]  ? trace_hardirqs_on+0xbd/0x310
[  407.590093]  ? kasan_check_read+0x11/0x20
[  407.594253]  ? __run_timers+0x7da/0xc70
[  407.598232]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.603692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.607941]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  407.612179]  __run_timers+0x7e5/0xc70
[  407.615997]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  407.621359]  ? compat_start_thread+0x80/0x80
[  407.625773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.631318]  ? _raw_spin_unlock_irq+0x60/0x80
[  407.635820]  ? finish_task_switch+0x1f5/0x900
[  407.640314]  ? finish_task_switch+0x1b5/0x900
[  407.644816]  ? __switch_to_asm+0x34/0x70
[  407.648882]  ? preempt_notifier_register+0x200/0x200
[  407.653994]  ? __switch_to_asm+0x34/0x70
[  407.658057]  ? __switch_to_asm+0x40/0x70
[  407.662127]  ? __switch_to_asm+0x34/0x70
[  407.666191]  ? __switch_to_asm+0x40/0x70
[  407.670254]  ? __switch_to_asm+0x34/0x70
[  407.674315]  ? __switch_to_asm+0x40/0x70
[  407.678377]  ? __switch_to_asm+0x40/0x70
[  407.682466]  ? pvclock_read_flags+0x160/0x160
[  407.686971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.692512]  ? check_preemption_disabled+0x48/0x200
[  407.697544]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  407.703081]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.708371]  ? rcu_pm_notify+0xc0/0xc0
[  407.712277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.717829]  ? check_preemption_disabled+0x48/0x200
[  407.722855]  run_timer_softirq+0x52/0xb0
[  407.726926]  ? rcu_read_lock_sched_held+0x108/0x120
[  407.731944]  __do_softirq+0x30b/0xad8
[  407.735761]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  407.740896]  ? trace_hardirqs_off_caller+0x300/0x300
[  407.746011]  ? schedule+0x108/0x460
[  407.749647]  ? __schedule+0x1ed0/0x1ed0
[  407.753636]  ? trace_hardirqs_off+0xb8/0x300
[  407.758048]  ? ___might_sleep+0x1ed/0x300
[  407.762202]  ? smpboot_thread_fn+0x68b/0xa00
[  407.766613]  ? trace_hardirqs_on+0x310/0x310
[  407.771023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.776560]  ? check_preemption_disabled+0x48/0x200
[  407.781574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.787126]  ? takeover_tasklets+0xa90/0xa90
[  407.791545]  run_ksoftirqd+0x94/0x100
[  407.795349]  smpboot_thread_fn+0x68b/0xa00
[  407.799618]  ? sort_range+0x30/0x30
[  407.803251]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  407.808353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.813897]  ? __kthread_parkme+0xfb/0x1a0
[  407.818150]  kthread+0x35a/0x420
[  407.821521]  ? sort_range+0x30/0x30
[  407.825148]  ? kthread_bind+0x40/0x40
[  407.828955]  ret_from_fork+0x3a/0x50
[  407.832687] warn_alloc_show_mem: 1 callbacks suppressed
[  407.832700] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  407.832702] Mem-Info:
[  407.832733] active_anon:54556 inactive_anon:372 isolated_anon:0
[  407.832733]  active_file:17 inactive_file:16 isolated_file:0
[  407.832733]  unevictable:0 dirty:0 writeback:0 unstable:0
[  407.832733]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  407.832733]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  407.832733]  free:13727 free_pcp:164 free_cma:0
[  407.838075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  407.838085] Call Trace:
[  407.845379] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  407.847779]  <IRQ>
[  407.880651] Node 0 
[  407.890444]  dump_stack+0x1c4/0x2b4
[  407.893038] 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
[  407.920619]  ? dump_stack_print_info.cold.2+0x52/0x52
[  407.922767] lowmem_reserve[]:
[  407.925029]  warn_alloc.cold.118+0xb7/0x1bd
[  407.928636]  0
[  407.954163]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  407.959338]  2815
[  407.962446]  ? lock_downgrade+0x900/0x900
[  407.966741]  6318
[  407.968561]  ? trace_hardirqs_off+0xb8/0x300
[  407.973373]  6318
[  407.975549]  ? trace_hardirqs_off+0xb8/0x300
[  407.979671] Node 0 
[  407.981739]  __alloc_pages_slowpath+0x2667/0x2d80
[  407.986148] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  407.988215]  ? warn_alloc+0x120/0x120
[  407.992578] lowmem_reserve[]:
[  407.994820]  ? trace_hardirqs_on+0x310/0x310
[  408.000100]  0 0
[  408.026688]  ? warn_alloc+0x120/0x120
[  408.030501]  3503
[  408.033595]  ? print_usage_bug+0xc0/0xc0
[  408.037980]  3503
[  408.039971]  ? warn_alloc+0x120/0x120
[  408.043752] Node 0 
[  408.045816]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  408.049877] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  408.051918]  ? print_usage_bug+0xc0/0xc0
[  408.055691] lowmem_reserve[]:
[  408.057929]  ? __lock_acquire+0x7ec/0x4ec0
[  408.062935]  0 0
[  408.091344]  ? __lock_acquire+0x7ec/0x4ec0
[  408.095406]  0
[  408.098520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.102720]  0
[  408.104705]  ? should_fail+0x22d/0xd01
[  408.108919] Node 0 
[  408.110729]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.116235] DMA: 1*4kB 
[  408.118055]  ? __lock_acquire+0x7ec/0x4ec0
[  408.122009] (U) 
[  408.124254]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.129479] 0*8kB 
[  408.132063]  ? __lock_acquire+0x7ec/0x4ec0
[  408.132082]  ? should_fail+0x22d/0xd01
[  408.136318] 0*16kB 
[  408.138306]  ? print_usage_bug+0xc0/0xc0
[  408.138334]  ? mark_held_locks+0x130/0x130
[  408.143420] 1*32kB 
[  408.145583]  ? mark_held_locks+0x130/0x130
[  408.149791] (U) 2*64kB 
[  408.153702]  ? graph_lock+0x170/0x170
[  408.155911] (U) 
[  408.159972]  ? print_usage_bug+0xc0/0xc0
[  408.164182] 1*128kB (U) 
[  408.166431]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  408.170643] 1*256kB 
[  408.173315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.177087] (U) 
[  408.179070]  ? check_preemption_disabled+0x48/0x200
[  408.183118] 0*512kB 
[  408.185804]  ? check_preemption_disabled+0x48/0x200
[  408.190551] 1*1024kB 
[  408.192890]  ? __lock_is_held+0xb5/0x140
[  408.198409] (U) 
[  408.200411]  __alloc_pages_nodemask+0xa80/0xde0
[  408.205392] 1*2048kB (M) 
[  408.207731]  ? graph_lock+0x170/0x170
[  408.212831] 3*4096kB 
[  408.215257]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  408.219291] (M) 
[  408.221268]  ? graph_lock+0x170/0x170
[  408.225915] = 15908kB
[  408.228683]  ? find_held_lock+0x36/0x1c0
[  408.232452] Node 0 
[  408.234866]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.239857] DMA32: 
[  408.241848]  ? lock_downgrade+0x900/0x900
[  408.245634] 3*4kB 
[  408.248062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.252100] (UM) 
[  408.254367]  cache_grow_begin+0x91/0x8c0
[  408.258997] 0*8kB 2*16kB 
[  408.261246]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.265363] (M) 1*32kB 
[  408.267541]  fallback_alloc+0x203/0x2e0
[  408.273053] (M) 
[  408.275136]  ____cache_alloc_node+0x1c7/0x1e0
[  408.279167] 3*64kB (UM) 
[  408.281939]  kmem_cache_alloc_node+0xe3/0x730
[  408.286324] 3*128kB 
[  408.288912]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.292858] (M) 
[  408.294864]  __alloc_skb+0x119/0x770
[  408.299336] 2*256kB 
[  408.302007]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.302032]  ? skb_scrub_packet+0x490/0x490
[  408.302046]  ? lock_downgrade+0x900/0x900
[  408.302087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.302103]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.307250] (M) 
[  408.309599]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.313805] 3*512kB 
[  408.315791]  ? addrconf_rs_timer+0x6f0/0x6f0
[  408.319481] (M) 
[  408.321814]  ndisc_alloc_skb+0x144/0x340
[  408.327052] 4*1024kB (UM) 
[  408.331398]  ndisc_send_rs+0x331/0x6e0
[  408.335510] 3*2048kB (M) 
[  408.341071]  addrconf_rs_timer+0x3c0/0x6f0
[  408.346497] 3*4096kB (M) 
[  408.348508]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.353927] = 25228kB
[  408.353937] Node 0 
[  408.356278]  call_timer_fn+0x272/0x920
[  408.360648] Normal: 
[  408.362630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.366664] 1169*4kB 
[  408.369507]  ? process_timeout+0x40/0x40
[  408.373377] (MEH) 
[  408.376144]  ? find_held_lock+0x36/0x1c0
[  408.380358] 563*8kB 
[  408.383125]  ? __run_timers+0x7da/0xc70
[  408.387329] (UME) 
[  408.389741]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.391959] 195*16kB 
[  408.395840]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.398145] (ME) 
[  408.402377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.404772] 41*32kB 
[  408.408828]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  408.410956] (UM) 
[  408.415018]  ? trace_hardirqs_on+0xbd/0x310
[  408.417318] 3*64kB (UM) 
[  408.421299]  ? kasan_check_read+0x11/0x20
[  408.423425] 0*128kB 0*256kB 
[  408.427936]  ? __run_timers+0x7da/0xc70
[  408.430327] 0*512kB 
[  408.434821]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.436863] 0*1024kB 
[  408.441103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.443406] 0*2048kB 0*4096kB 
[  408.447997]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.450043] = 13804kB
[  408.454354]  __run_timers+0x7e5/0xc70
[  408.454391]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  408.457040] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  408.461201]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.464205] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  408.468172]  ? graph_lock+0x170/0x170
[  408.470483] 412 total pagecache pages
[  408.475928]  ? enqueue_hrtimer+0x1a5/0x560
[  408.478323] 0 pages in swap cache
[  408.482548]  ? lock_release+0x970/0x970
[  408.485737] Swap cache stats: add 0, delete 0, find 0/0
[  408.485747] Free swap  = 0kB
[  408.489982]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  408.492519] Total swap = 0kB
[  408.492528] 1965979 pages RAM
[  408.496334]  ? find_held_lock+0x36/0x1c0
[  408.501669] 0 pages HighMem/MovableOnly
[  408.501679] 343324 pages reserved
[  408.510527]  ? graph_lock+0x170/0x170
[  408.515521] 0 pages cma reserved
[  408.515615] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  408.524102]  ? pvclock_read_flags+0x160/0x160
[  408.524127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.524140]  ? check_preemption_disabled+0x48/0x200
[  408.524165]  ? __lock_is_held+0xb5/0x140
[  408.528018] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.531752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.535965] ksoftirqd/1 cpuset=
[  408.539419]  ? check_preemption_disabled+0x48/0x200
[  408.543383] /
[  408.548761]  run_timer_softirq+0x52/0xb0
[  408.551765]  mems_allowed=0
[  408.556951]  ? rcu_read_lock_sched_held+0x108/0x120
[  408.644928]  __do_softirq+0x30b/0xad8
[  408.648749]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  408.653858]  ? pvclock_read_flags+0x160/0x160
[  408.658355]  ? lapic_next_event+0x5a/0x90
[  408.662513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.668050]  ? check_preemption_disabled+0x48/0x200
[  408.673065]  ? check_preemption_disabled+0x48/0x200
[  408.678092]  ? kvm_clock_read+0x18/0x30
[  408.682075]  ? kvm_sched_clock_read+0x9/0x20
[  408.686494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.692036]  ? check_preemption_disabled+0x48/0x200
[  408.697066]  irq_exit+0x17f/0x1c0
[  408.700525]  smp_apic_timer_interrupt+0x1cb/0x760
[  408.705370]  ? smp_reschedule_interrupt+0x109/0x650
[  408.710399]  ? smp_call_function_single_interrupt+0x650/0x650
[  408.716290]  ? interrupt_entry+0xb5/0xf0
[  408.720355]  ? trace_hardirqs_off_caller+0xbb/0x300
[  408.725382]  ? trace_hardirqs_off_caller+0xbb/0x300
[  408.730497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.735343]  ? trace_hardirqs_off+0x300/0x300
[  408.739838]  ? trace_hardirqs_off+0x300/0x300
[  408.744365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.750439]  ? check_preemption_disabled+0x48/0x200
[  408.755477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.761030]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.765885]  apic_timer_interrupt+0xf/0x20
[  408.770129]  </IRQ>
[  408.772377] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  408.777315] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  408.796225] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  408.803940] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  408.811210] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  408.818480] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  408.825771] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  408.833039] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  408.840362]  skb_clone+0x1bb/0x500
[  408.843909]  ? skb_split+0x11e0/0x11e0
[  408.847800]  ? check_preemption_disabled+0x48/0x200
[  408.852826]  ? __this_cpu_preempt_check+0x1c/0x1f
[  408.857676]  ? __bpf_redirect+0x54b/0xb20
[  408.861837]  bpf_clone_redirect+0xb9/0x490
[  408.866086]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  408.871123]  ? __sched_text_start+0x8/0x8
[  408.875278]  ? retint_kernel+0x2d/0x2d
[  408.879175]  ? find_held_lock+0x36/0x1c0
[  408.883243]  ? lock_acquire+0x1ed/0x520
[  408.887219]  ? bpf_test_run+0x32e/0x5a0
[  408.891195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.896729]  ? check_preemption_disabled+0x48/0x200
[  408.901752]  ? kasan_check_read+0x11/0x20
[  408.905904]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.911183]  ? rcu_bh_qs+0xc0/0xc0
[  408.914725]  ? preempt_schedule+0x4d/0x60
[  408.918893]  ? ___preempt_schedule+0x16/0x18
[  408.923324]  ? bpf_test_run+0x1c0/0x5a0
[  408.927311]  ? netlink_diag_dump+0x2a0/0x2a0
[  408.931726]  ? bpf_prog_test_run_skb+0x295/0xb40
[  408.936491]  ? bpf_prog_test_run_skb+0x634/0xb40
[  408.941255]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  408.946172]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.951710]  ? fput+0x130/0x1a0
[  408.954992]  ? __bpf_prog_get+0x9b/0x290
[  408.959061]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  408.963907]  ? bpf_prog_test_run+0x130/0x1a0
[  408.968320]  ? __x64_sys_bpf+0x3d8/0x510
[  408.972388]  ? bpf_prog_get+0x20/0x20
[  408.976218]  ? do_syscall_64+0x1b9/0x820
[  408.980283]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  408.985656]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.990589]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.995447]  ? trace_hardirqs_off+0x300/0x300
[  408.999961]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  409.004987]  ? prepare_exit_to_usermode+0x291/0x3b0
[  409.010010]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.014865]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  409.020249] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  409.020333] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.027102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.027118] Call Trace:
[  409.027137]  dump_stack+0x1c4/0x2b4
[  409.027155]  ? dump_stack_print_info.cold.2+0x52/0x52
[  409.027182]  warn_alloc.cold.118+0xb7/0x1bd
[  409.033747] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.043008]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.045575] syz-executor1 cpuset=
[  409.049201]  ? lock_downgrade+0x900/0x900
[  409.054368] syz1
[  409.058692]  ? trace_hardirqs_off+0xb8/0x300
[  409.069153]  mems_allowed=0
[  409.073993]  ? trace_hardirqs_off+0xb8/0x300
[  409.095244]  __alloc_pages_slowpath+0x2667/0x2d80
[  409.100133]  ? warn_alloc+0x120/0x120
[  409.103948]  ? warn_alloc+0x120/0x120
[  409.107758]  ? print_usage_bug+0xc0/0xc0
[  409.111820]  ? warn_alloc+0x120/0x120
[  409.115621]  ? print_usage_bug+0xc0/0xc0
[  409.119688]  ? __lock_acquire+0x7ec/0x4ec0
[  409.123924]  ? __lock_acquire+0x7ec/0x4ec0
[  409.128165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.133708]  ? should_fail+0x22d/0xd01
[  409.137601]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.142709]  ? __lock_acquire+0x7ec/0x4ec0
[  409.146957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.152055]  ? __lock_acquire+0x7ec/0x4ec0
[  409.156289]  ? should_fail+0x22d/0xd01
[  409.160201]  ? mark_held_locks+0x130/0x130
[  409.164441]  ? mark_held_locks+0x130/0x130
[  409.168676]  ? graph_lock+0x170/0x170
[  409.172477]  ? graph_lock+0x170/0x170
[  409.176283]  ? graph_lock+0x170/0x170
[  409.180086]  ? print_usage_bug+0xc0/0xc0
[  409.184155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.189693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.195231]  ? check_preemption_disabled+0x48/0x200
[  409.200259]  ? check_preemption_disabled+0x48/0x200
[  409.205304]  ? __lock_is_held+0xb5/0x140
[  409.209374]  __alloc_pages_nodemask+0xa80/0xde0
[  409.214046]  ? graph_lock+0x170/0x170
[  409.217855]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  409.222877]  ? graph_lock+0x170/0x170
[  409.226702]  ? find_held_lock+0x36/0x1c0
[  409.230779]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.235448]  ? lock_downgrade+0x900/0x900
[  409.239604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.245153]  cache_grow_begin+0x91/0x8c0
[  409.249218]  ? do_raw_spin_unlock+0xa7/0x2f0
[  409.253641]  fallback_alloc+0x203/0x2e0
[  409.257626]  ____cache_alloc_node+0x1c7/0x1e0
[  409.262160]  kmem_cache_alloc_node+0xe3/0x730
[  409.266659]  ? ipv6_get_ifaddr+0x42e/0x620
[  409.270915]  __alloc_skb+0x119/0x770
[  409.274639]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.279924]  ? skb_scrub_packet+0x490/0x490
[  409.284250]  ? lock_downgrade+0x900/0x900
[  409.288410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.293955]  ? refcount_sub_and_test_checked+0x203/0x310
[  409.299415]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  409.304870]  ? addrconf_rs_timer+0x6f0/0x6f0
[  409.309299]  ndisc_alloc_skb+0x144/0x340
[  409.313395]  ndisc_send_rs+0x331/0x6e0
[  409.317296]  addrconf_rs_timer+0x3c0/0x6f0
[  409.321539]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.325788]  call_timer_fn+0x272/0x920
[  409.329682]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.333923]  ? process_timeout+0x40/0x40
[  409.337981]  ? find_held_lock+0x36/0x1c0
[  409.342057]  ? __run_timers+0x7da/0xc70
[  409.346039]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.350534]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.355032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.359276]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  409.363862]  ? trace_hardirqs_on+0xbd/0x310
[  409.368186]  ? kasan_check_read+0x11/0x20
[  409.372335]  ? __run_timers+0x7da/0xc70
[  409.376311]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.381773]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.386015]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  409.390279]  __run_timers+0x7e5/0xc70
[  409.394099]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  409.399471]  ? compat_start_thread+0x80/0x80
[  409.403905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.409462]  ? _raw_spin_unlock_irq+0x60/0x80
[  409.413959]  ? finish_task_switch+0x1f5/0x900
[  409.418470]  ? finish_task_switch+0x1b5/0x900
[  409.422965]  ? __switch_to_asm+0x34/0x70
[  409.427031]  ? preempt_notifier_register+0x200/0x200
[  409.432156]  ? __switch_to_asm+0x34/0x70
[  409.436214]  ? __switch_to_asm+0x40/0x70
[  409.440272]  ? __switch_to_asm+0x34/0x70
[  409.444331]  ? __switch_to_asm+0x40/0x70
[  409.448403]  ? __switch_to_asm+0x34/0x70
[  409.452464]  ? __switch_to_asm+0x40/0x70
[  409.456525]  ? __switch_to_asm+0x40/0x70
[  409.460597]  ? pvclock_read_flags+0x160/0x160
[  409.465093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.470641]  ? check_preemption_disabled+0x48/0x200
[  409.475670]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  409.481206]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.486488]  ? rcu_pm_notify+0xc0/0xc0
[  409.490378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.495927]  ? check_preemption_disabled+0x48/0x200
[  409.500948]  run_timer_softirq+0x52/0xb0
[  409.505023]  ? rcu_read_lock_sched_held+0x108/0x120
[  409.510045]  __do_softirq+0x30b/0xad8
[  409.513861]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  409.518974]  ? trace_hardirqs_off_caller+0x300/0x300
[  409.524086]  ? schedule+0x108/0x460
[  409.527725]  ? __schedule+0x1ed0/0x1ed0
[  409.531707]  ? trace_hardirqs_off+0xb8/0x300
[  409.536130]  ? ___might_sleep+0x1ed/0x300
[  409.540277]  ? smpboot_thread_fn+0x68b/0xa00
[  409.544691]  ? trace_hardirqs_on+0x310/0x310
[  409.549101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.554647]  ? check_preemption_disabled+0x48/0x200
[  409.559665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.565210]  ? takeover_tasklets+0xa90/0xa90
[  409.569621]  run_ksoftirqd+0x94/0x100
[  409.573424]  smpboot_thread_fn+0x68b/0xa00
[  409.577678]  ? sort_range+0x30/0x30
[  409.581318]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  409.586422]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.591960]  ? __kthread_parkme+0xfb/0x1a0
[  409.596211]  kthread+0x35a/0x420
[  409.599579]  ? sort_range+0x30/0x30
[  409.603209]  ? kthread_bind+0x40/0x40
[  409.607035]  ret_from_fork+0x3a/0x50
[  409.610764] warn_alloc_show_mem: 1 callbacks suppressed
[  409.610776] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  409.610778] Mem-Info:
[  409.610809] active_anon:54556 inactive_anon:372 isolated_anon:0
[  409.610809]  active_file:17 inactive_file:16 isolated_file:0
[  409.610809]  unevictable:0 dirty:0 writeback:0 unstable:0
[  409.610809]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  409.610809]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  409.610809]  free:13727 free_pcp:164 free_cma:0
[  409.616155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  409.623441] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  409.625842] Call Trace:
[  409.658713] Node 0 
[  409.668063]  <IRQ>
[  409.695796] 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
[  409.698356]  dump_stack+0x1c4/0x2b4
[  409.700569] lowmem_reserve[]:
[  409.702716]  ? dump_stack_print_info.cold.2+0x52/0x52
[  409.728191]  0 2815
[  409.731838]  warn_alloc.cold.118+0xb7/0x1bd
[  409.734915]  6318
[  409.740113]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.742333]  6318
[  409.746650]  ? lock_downgrade+0x900/0x900
[  409.753531]  ? trace_hardirqs_off+0xb8/0x300
[  409.755576] Node 0 
[  409.759719]  ? trace_hardirqs_off+0xb8/0x300
[  409.764139] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  409.766352]  __alloc_pages_slowpath+0x2667/0x2d80
[  409.770735] lowmem_reserve[]:
[  409.797302]  ? warn_alloc+0x120/0x120
[  409.802113]  0
[  409.805215]  ? trace_hardirqs_on+0x310/0x310
[  409.808986]  0 3503
[  409.810795]  ? warn_alloc+0x120/0x120
[  409.815183]  3503
[  409.817419]  ? print_usage_bug+0xc0/0xc0
[  409.823257]  ? warn_alloc+0x120/0x120
[  409.827299] Node 0 
[  409.831087]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.831103]  ? print_usage_bug+0xc0/0xc0
[  409.833361] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  409.838349]  ? __lock_acquire+0x7ec/0x4ec0
[  409.842379] lowmem_reserve[]: 0
[  409.870778]  ? __lock_acquire+0x7ec/0x4ec0
[  409.874996]  0
[  409.878283]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.882495]  0 0
[  409.884310]  ? should_fail+0x22d/0xd01
[  409.892294]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.896160] Node 0 DMA: 
[  409.901260]  ? __lock_acquire+0x7ec/0x4ec0
[  409.901280]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.903930] 1*4kB 
[  409.908158]  ? __lock_acquire+0x7ec/0x4ec0
[  409.913243] (U) 
[  409.915395]  ? should_fail+0x22d/0xd01
[  409.919777] 0*8kB 0*16kB 
[  409.921760]  ? print_usage_bug+0xc0/0xc0
[  409.925627] 1*32kB 
[  409.928400]  ? mark_held_locks+0x130/0x130
[  409.932428] (U) 
[  409.934671]  ? mark_held_locks+0x130/0x130
[  409.938891] 2*64kB 
[  409.940867]  ? graph_lock+0x170/0x170
[  409.945072] (U) 
[  409.947307]  ? print_usage_bug+0xc0/0xc0
[  409.951081] 1*128kB (U) 
[  409.953071]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  409.957120] 1*256kB 
[  409.959790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.964526] (U) 
[  409.966848]  ? check_preemption_disabled+0x48/0x200
[  409.972367] 0*512kB 
[  409.974348]  ? check_preemption_disabled+0x48/0x200
[  409.979345] 1*1024kB 
[  409.981675]  ? __lock_is_held+0xb5/0x140
[  409.986660] (U) 
[  409.989069]  __alloc_pages_nodemask+0xa80/0xde0
[  409.993192] 1*2048kB 
[  409.995162]  ? graph_lock+0x170/0x170
[  410.000286] (M) 3*4096kB 
[  410.002709]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  410.006478] (M) = 15908kB
[  410.009241]  ? graph_lock+0x170/0x170
[  410.014239] Node 0 
[  410.017005]  ? find_held_lock+0x36/0x1c0
[  410.020777] DMA32: 
[  410.023042]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.027095] 3*4kB 
[  410.029334]  ? lock_downgrade+0x900/0x900
[  410.033980] (UM) 
[  410.036138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.040258] 0*8kB 2*16kB 
[  410.042328]  cache_grow_begin+0x91/0x8c0
[  410.047841] (M) 
[  410.050595]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.054628] 1*32kB (M) 
[  410.056613]  fallback_alloc+0x203/0x2e0
[  410.061072] 3*64kB (UM) 
[  410.063678]  ____cache_alloc_node+0x1c7/0x1e0
[  410.067624] 3*128kB (M) 
[  410.070303]  kmem_cache_alloc_node+0xe3/0x730
[  410.074777] 2*256kB 
[  410.077454]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.081925] (M) 
[  410.084253]  __alloc_skb+0x119/0x770
[  410.088454] 3*512kB (M) 
[  410.090445]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.094133] 4*1024kB (UM) 
[  410.096813]  ? skb_scrub_packet+0x490/0x490
[  410.102074] 3*2048kB 
[  410.104918]  ? lock_downgrade+0x900/0x900
[  410.109209] (M) 3*4096kB 
[  410.111629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.115752] (M) 
[  410.118508]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.124019] = 25228kB
[  410.125992]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.131422] Node 0 
[  410.133830]  ? addrconf_rs_timer+0x6f0/0x6f0
[  410.139254] Normal: 1169*4kB 
[  410.141505]  ndisc_alloc_skb+0x144/0x340
[  410.145889] (MEH) 
[  410.148990]  ndisc_send_rs+0x331/0x6e0
[  410.153021] 563*8kB (UME) 
[  410.155183]  addrconf_rs_timer+0x3c0/0x6f0
[  410.159042] 195*16kB (ME) 
[  410.161899]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.166125] 41*32kB 
[  410.168981]  call_timer_fn+0x272/0x920
[  410.173182] (UM) 
[  410.175504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.179373] 3*64kB 
[  410.181441]  ? process_timeout+0x40/0x40
[  410.185654] (UM) 0*128kB 
[  410.187905]  ? find_held_lock+0x36/0x1c0
[  410.191954] 0*256kB 
[  410.194714]  ? __run_timers+0x7da/0xc70
[  410.198750] 0*512kB 
[  410.201074]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.205022] 0*1024kB 0*2048kB 
[  410.207349]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.211823] 0*4096kB 
[  410.215014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.219478] = 13804kB
[  410.219493] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  410.221902]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  410.221920]  ? trace_hardirqs_on+0xbd/0x310
[  410.226137] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  410.226147] 412 total pagecache pages
[  410.228556]  ? kasan_check_read+0x11/0x20
[  410.237381] 0 pages in swap cache
[  410.241964]  ? __run_timers+0x7da/0xc70
[  410.246268] Swap cache stats: add 0, delete 0, find 0/0
[  410.254839]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.258619] Free swap  = 0kB
[  410.258628] Total swap = 0kB
[  410.262781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.266209] 1965979 pages RAM
[  410.270178]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.275515] 0 pages HighMem/MovableOnly
[  410.275525] 343324 pages reserved
[  410.280976]  __run_timers+0x7e5/0xc70
[  410.283972] 0 pages cma reserved
[  410.286996]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  410.291279] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  410.294299]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.294315]  ? graph_lock+0x170/0x170
[  410.294333]  ? enqueue_hrtimer+0x1a5/0x560
[  410.298895] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.302513]  ? lock_release+0x970/0x970
[  410.302533]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  410.306145] ksoftirqd/1 cpuset=
[  410.309947]  ? find_held_lock+0x36/0x1c0
[  410.309967]  ? graph_lock+0x170/0x170
[  410.313500] /
[  410.318798]  ? pvclock_read_flags+0x160/0x160
[  410.318814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.318828]  ? check_preemption_disabled+0x48/0x200
[  410.318855]  ? __lock_is_held+0xb5/0x140
[  410.318870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.318883]  ? check_preemption_disabled+0x48/0x200
[  410.318905]  run_timer_softirq+0x52/0xb0
[  410.325528]  mems_allowed=0
[  410.330541]  ? rcu_read_lock_sched_held+0x108/0x120
[  410.412288]  __do_softirq+0x30b/0xad8
[  410.416118]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  410.421232]  ? pvclock_read_flags+0x160/0x160
[  410.425727]  ? lapic_next_event+0x5a/0x90
[  410.429880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.435422]  ? check_preemption_disabled+0x48/0x200
[  410.440435]  ? check_preemption_disabled+0x48/0x200
[  410.445459]  ? kvm_clock_read+0x18/0x30
[  410.449434]  ? kvm_sched_clock_read+0x9/0x20
[  410.453844]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.459389]  ? check_preemption_disabled+0x48/0x200
[  410.464426]  irq_exit+0x17f/0x1c0
[  410.467891]  smp_apic_timer_interrupt+0x1cb/0x760
[  410.472734]  ? smp_reschedule_interrupt+0x109/0x650
[  410.477757]  ? smp_call_function_single_interrupt+0x650/0x650
[  410.483642]  ? interrupt_entry+0xb5/0xf0
[  410.487711]  ? trace_hardirqs_off_caller+0xbb/0x300
[  410.492727]  ? trace_hardirqs_off_caller+0xbb/0x300
[  410.497749]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.502593]  ? trace_hardirqs_off+0x300/0x300
[  410.507087]  ? trace_hardirqs_off+0x300/0x300
[  410.511594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.517138]  ? check_preemption_disabled+0x48/0x200
[  410.522157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.527702]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.532555]  apic_timer_interrupt+0xf/0x20
[  410.536790]  </IRQ>
[  410.539034] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  410.543964] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  410.562866] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  410.570579] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  410.577845] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  410.585120] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  410.592399] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  410.599666] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  410.606985]  skb_clone+0x1bb/0x500
[  410.610535]  ? skb_split+0x11e0/0x11e0
[  410.614430]  ? check_preemption_disabled+0x48/0x200
[  410.619451]  ? __this_cpu_preempt_check+0x1c/0x1f
[  410.624295]  ? __bpf_redirect+0x54b/0xb20
[  410.628454]  bpf_clone_redirect+0xb9/0x490
[  410.632703]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  410.637724]  ? __sched_text_start+0x8/0x8
[  410.641876]  ? retint_kernel+0x2d/0x2d
[  410.645773]  ? find_held_lock+0x36/0x1c0
[  410.649846]  ? lock_acquire+0x1ed/0x520
[  410.653820]  ? bpf_test_run+0x32e/0x5a0
[  410.657797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.663335]  ? check_preemption_disabled+0x48/0x200
[  410.668356]  ? kasan_check_read+0x11/0x20
[  410.672519]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.677797]  ? rcu_bh_qs+0xc0/0xc0
[  410.681346]  ? preempt_schedule+0x4d/0x60
[  410.685500]  ? ___preempt_schedule+0x16/0x18
[  410.689916]  ? bpf_test_run+0x1c0/0x5a0
[  410.693903]  ? netlink_diag_dump+0x2a0/0x2a0
[  410.698318]  ? bpf_prog_test_run_skb+0x295/0xb40
[  410.703082]  ? bpf_prog_test_run_skb+0x634/0xb40
[  410.707859]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  410.712702]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  410.718243]  ? fput+0x130/0x1a0
[  410.721525]  ? __bpf_prog_get+0x9b/0x290
[  410.725590]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  410.730432]  ? bpf_prog_test_run+0x130/0x1a0
[  410.734848]  ? __x64_sys_bpf+0x3d8/0x510
[  410.738910]  ? bpf_prog_get+0x20/0x20
[  410.742732]  ? do_syscall_64+0x1b9/0x820
[  410.746796]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  410.752164]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.757092]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.761951]  ? trace_hardirqs_off+0x300/0x300
[  410.766452]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  410.771471]  ? prepare_exit_to_usermode+0x291/0x3b0
[  410.776497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.781365]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  410.786763] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  410.786846] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  410.793617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.793623] Call Trace:
[  410.793642]  dump_stack+0x1c4/0x2b4
[  410.793659]  ? dump_stack_print_info.cold.2+0x52/0x52
[  410.793687]  warn_alloc.cold.118+0xb7/0x1bd
[  410.800274] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.809541]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.812118] syz-executor1 cpuset=
[  410.815755]  ? lock_downgrade+0x900/0x900
[  410.820920] syz1
[  410.825249]  ? trace_hardirqs_off+0xb8/0x300
[  410.835710]  mems_allowed=0
[  410.840554]  ? trace_hardirqs_off+0xb8/0x300
[  410.861806]  __alloc_pages_slowpath+0x2667/0x2d80
[  410.866685]  ? warn_alloc+0x120/0x120
[  410.870504]  ? warn_alloc+0x120/0x120
[  410.874321]  ? print_usage_bug+0xc0/0xc0
[  410.878382]  ? lockdep_on+0x50/0x50
[  410.882027]  ? lock_pin_lock+0x350/0x350
[  410.886101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.891671]  ? should_fail+0x22d/0xd01
[  410.895575]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.900680]  ? __lock_acquire+0x7ec/0x4ec0
[  410.904939]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.910050]  ? __lock_acquire+0x2881/0x4ec0
[  410.914379]  ? should_fail+0x22d/0xd01
[  410.918282]  ? __bfs+0xb0/0x7a0
[  410.921570]  ? mark_held_locks+0x130/0x130
[  410.925814]  ? mark_held_locks+0x130/0x130
[  410.930072]  ? graph_lock+0x170/0x170
[  410.933893]  ? graph_lock+0x170/0x170
[  410.937699]  ? ret_from_fork+0x3a/0x50
[  410.941593]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.947137]  ? check_preemption_disabled+0x48/0x200
[  410.952154]  ? check_preemption_disabled+0x48/0x200
[  410.957188]  ? __lock_is_held+0xb5/0x140
[  410.961288]  __alloc_pages_nodemask+0xa80/0xde0
[  410.965969]  ? graph_lock+0x170/0x170
[  410.969778]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  410.974792]  ? graph_lock+0x170/0x170
[  410.978604]  ? find_held_lock+0x36/0x1c0
[  410.982682]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.987355]  ? lock_downgrade+0x900/0x900
[  410.991512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.997056]  cache_grow_begin+0x91/0x8c0
[  411.001124]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.005550]  fallback_alloc+0x203/0x2e0
[  411.009538]  ____cache_alloc_node+0x1c7/0x1e0
[  411.014042]  kmem_cache_alloc_node+0xe3/0x730
[  411.018541]  ? mark_held_locks+0xc7/0x130
[  411.022712]  __alloc_skb+0x119/0x770
[  411.026466]  ? skb_scrub_packet+0x490/0x490
[  411.030790]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  411.035380]  ? queue_work_on+0x12c/0x1e0
[  411.039450]  ? switchdev_port_obj_del+0xdc/0x450
[  411.044210]  ? switchdev_trans_item_enqueue+0x260/0x260
[  411.049582]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  411.054608]  __br_mdb_notify+0x4ff/0x15d0
[  411.058760]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  411.063901]  ? __br_mdb_add+0x800/0x800
[  411.067891]  ? kasan_check_write+0x14/0x20
[  411.072139]  ? do_raw_spin_lock+0xc1/0x200
[  411.076385]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  411.081494]  ? debug_object_assert_init+0x368/0x4b0
[  411.086513]  ? debug_object_init_on_stack+0x20/0x20
[  411.091532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.097076]  br_mdb_notify+0x310/0x410
[  411.100976]  ? br_mdb_dump+0x2530/0x2530
[  411.105064]  br_multicast_del_pg+0x3df/0x790
[  411.109476]  ? br_mdb_ip_get+0x940/0x940
[  411.113576]  ? kasan_check_write+0x14/0x20
[  411.117814]  ? do_raw_spin_lock+0xc1/0x200
[  411.122057]  br_multicast_port_group_expired+0x189/0x1e0
[  411.127515]  call_timer_fn+0x272/0x920
[  411.131409]  ? br_multicast_del_pg+0x790/0x790
[  411.135997]  ? process_timeout+0x40/0x40
[  411.140057]  ? find_held_lock+0x36/0x1c0
[  411.144156]  ? __run_timers+0x7da/0xc70
[  411.148146]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.152641]  ? _raw_spin_unlock_irq+0x27/0x80
[  411.157144]  ? br_multicast_del_pg+0x790/0x790
[  411.161725]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  411.166310]  ? trace_hardirqs_on+0xbd/0x310
[  411.170630]  ? kasan_check_read+0x11/0x20
[  411.174779]  ? __run_timers+0x7da/0xc70
[  411.178768]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  411.184226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  411.188471]  ? br_multicast_del_pg+0x790/0x790
[  411.193085]  __run_timers+0x7e5/0xc70
[  411.196921]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  411.202287]  ? compat_start_thread+0x80/0x80
[  411.206701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.212243]  ? _raw_spin_unlock_irq+0x60/0x80
[  411.216738]  ? finish_task_switch+0x1f5/0x900
[  411.221238]  ? finish_task_switch+0x1b5/0x900
[  411.225731]  ? __switch_to_asm+0x34/0x70
[  411.229813]  ? preempt_notifier_register+0x200/0x200
[  411.234916]  ? __switch_to_asm+0x34/0x70
[  411.238975]  ? __switch_to_asm+0x40/0x70
[  411.243037]  ? __switch_to_asm+0x34/0x70
[  411.247100]  ? __switch_to_asm+0x40/0x70
[  411.251174]  ? __switch_to_asm+0x34/0x70
[  411.255236]  ? __switch_to_asm+0x40/0x70
[  411.259302]  ? __switch_to_asm+0x40/0x70
[  411.263373]  ? pvclock_read_flags+0x160/0x160
[  411.267889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.273484]  ? check_preemption_disabled+0x48/0x200
[  411.278519]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  411.284066]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  411.289358]  ? rcu_pm_notify+0xc0/0xc0
[  411.293269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.298815]  ? check_preemption_disabled+0x48/0x200
[  411.303850]  run_timer_softirq+0x52/0xb0
[  411.307929]  ? rcu_read_lock_sched_held+0x108/0x120
[  411.312965]  __do_softirq+0x30b/0xad8
[  411.316787]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  411.321910]  ? trace_hardirqs_off_caller+0x300/0x300
[  411.327037]  ? schedule+0x108/0x460
[  411.330676]  ? __schedule+0x1ed0/0x1ed0
[  411.334662]  ? trace_hardirqs_off+0xb8/0x300
[  411.339073]  ? ___might_sleep+0x1ed/0x300
[  411.343232]  ? smpboot_thread_fn+0x68b/0xa00
[  411.347643]  ? trace_hardirqs_on+0x310/0x310
[  411.352057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.357598]  ? check_preemption_disabled+0x48/0x200
[  411.362617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.368164]  ? takeover_tasklets+0xa90/0xa90
[  411.372581]  run_ksoftirqd+0x94/0x100
[  411.376388]  smpboot_thread_fn+0x68b/0xa00
[  411.380632]  ? sort_range+0x30/0x30
[  411.384265]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  411.389374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.395013]  ? __kthread_parkme+0xfb/0x1a0
[  411.399261]  kthread+0x35a/0x420
[  411.402633]  ? sort_range+0x30/0x30
[  411.406259]  ? kthread_bind+0x40/0x40
[  411.410070]  ret_from_fork+0x3a/0x50
[  411.414031] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  411.414051] warn_alloc_show_mem: 1 callbacks suppressed
[  411.414056] Mem-Info:
[  411.421345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.426715] active_anon:54556 inactive_anon:372 isolated_anon:0
[  411.426715]  active_file:17 inactive_file:16 isolated_file:0
[  411.426715]  unevictable:0 dirty:0 writeback:0 unstable:0
[  411.426715]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  411.426715]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  411.426715]  free:13727 free_pcp:164 free_cma:0
[  411.429093] Call Trace:
[  411.438619] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  411.471494]  <IRQ>
[  411.474082] Node 0 
[  411.501694]  dump_stack+0x1c4/0x2b4
[  411.503852] 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
[  411.506068]  ? dump_stack_print_info.cold.2+0x52/0x52
[  411.509660] lowmem_reserve[]: 0
[  411.535198]  warn_alloc.cold.118+0xb7/0x1bd
[  411.540370]  2815
[  411.543660]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.547951]  6318
[  411.550013]  ? lock_downgrade+0x900/0x900
[  411.554831]  6318
[  411.556897]  ? trace_hardirqs_off+0xb8/0x300
[  411.563088]  ? trace_hardirqs_off+0xb8/0x300
[  411.567473] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  411.571930]  __alloc_pages_slowpath+0x2667/0x2d80
[  411.571973]  ? warn_alloc+0x120/0x120
[  411.599223] lowmem_reserve[]: 0
[  411.604116]  ? warn_alloc+0x120/0x120
[  411.607890]  0
[  411.611167]  ? print_usage_bug+0xc0/0xc0
[  411.614939]  3503 3503
[  411.617040]  ? warn_alloc+0x120/0x120
[  411.621080] Node 0 
[  411.623587]  ? print_usage_bug+0xc0/0xc0
[  411.627392] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  411.629612]  ? do_raw_spin_lock+0xc1/0x200
[  411.633644] lowmem_reserve[]: 0
[  411.662139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.666376]  0
[  411.669667]  ? print_usage_bug+0xc0/0xc0
[  411.675179]  0
[  411.676990]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.681025]  0
[  411.682828]  ? should_fail+0x22d/0xd01
[  411.688344] Node 0 
[  411.690152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.694011] DMA: 1*4kB 
[  411.696260]  ? __lock_acquire+0x7ec/0x4ec0
[  411.701336] (U) 0*8kB 
[  411.703937]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.708147] 0*16kB 
[  411.710645]  ? should_fail+0x22d/0xd01
[  411.715725] 1*32kB 
[  411.717966]  ? print_usage_bug+0xc0/0xc0
[  411.721835] (U) 
[  411.724082]  ? mark_held_locks+0x130/0x130
[  411.728124] 2*64kB 
[  411.730103]  ? mark_held_locks+0x130/0x130
[  411.734326] (U) 
[  411.736561]  ? print_usage_bug+0xc0/0xc0
[  411.740771] 1*128kB 
[  411.742746]  ? find_held_lock+0x36/0x1c0
[  411.746775] (U) 1*256kB 
[  411.749115]  ? graph_lock+0x170/0x170
[  411.753151] (U) 
[  411.755821]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.759598] 0*512kB 
[  411.761568]  ? check_preemption_disabled+0x48/0x200
[  411.767080] 1*1024kB (U) 
[  411.769418]  ? check_preemption_disabled+0x48/0x200
[  411.769446]  ? __lock_is_held+0xb5/0x140
[  411.774436] 1*2048kB 
[  411.777192]  __alloc_pages_nodemask+0xa80/0xde0
[  411.782186] (M) 
[  411.786245]  ? graph_lock+0x170/0x170
[  411.788638] 3*4096kB 
[  411.793307]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  411.795263] (M) 
[  411.799086]  ? graph_lock+0x170/0x170
[  411.801473] = 15908kB
[  411.801482] Node 0 
[  411.806503]  ? find_held_lock+0x36/0x1c0
[  411.808448] DMA32: 
[  411.812253]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.814635] 3*4kB 
[  411.816871]  ? lock_downgrade+0x900/0x900
[  411.820913] (UM) 
[  411.823156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.827797] 0*8kB 
[  411.829947]  cache_grow_begin+0x91/0x8c0
[  411.834071] 2*16kB 
[  411.836145]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.841664] (M) 
[  411.843824]  fallback_alloc+0x203/0x2e0
[  411.847856] 1*32kB 
[  411.850100]  ____cache_alloc_node+0x1c7/0x1e0
[  411.854489] (M) 
[  411.856472]  kmem_cache_alloc_node+0xe3/0x730
[  411.860420] 3*64kB 
[  411.862654]  ? mark_held_locks+0xc7/0x130
[  411.867133] (UM) 
[  411.869139]  __alloc_skb+0x119/0x770
[  411.873616] 3*128kB (M) 
[  411.875872]  ? skb_scrub_packet+0x490/0x490
[  411.879992] 2*256kB (M) 
[  411.882071]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  411.885757] 3*512kB 
[  411.888431]  ? queue_work_on+0x12c/0x1e0
[  411.892998] (M) 4*1024kB 
[  411.895695]  ? switchdev_port_obj_del+0xdc/0x450
[  411.900243] (UM) 3*2048kB 
[  411.902589]  ? switchdev_trans_item_enqueue+0x260/0x260
[  411.906621] (M) 
[  411.909378]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  411.909401]  ? mod_timer+0x647/0x1440
[  411.909424]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  411.914581] 3*4096kB (M) 
[  411.917450]  __br_mdb_notify+0x4ff/0x15d0
[  411.922782] = 25228kB
[  411.922791] Node 0 
[  411.924777]  ? __br_mdb_add+0x800/0x800
[  411.929872] Normal: 
[  411.933683]  ? graph_lock+0x170/0x170
[  411.938678] 1169*4kB 
[  411.941444]  ? br_multicast_group_expired+0x96/0x610
[  411.945568] (MEH) 
[  411.947986]  br_mdb_notify+0x310/0x410
[  411.950197] 563*8kB 
[  411.954172]  ? br_mdb_dump+0x2530/0x2530
[  411.956476] (UME) 
[  411.960273]  ? kasan_check_write+0x14/0x20
[  411.962665] 195*16kB 
[  411.967766]  ? do_raw_spin_lock+0xc1/0x200
[  411.969899] (ME) 
[  411.973788]  br_multicast_group_expired+0x1bc/0x610
[  411.976138] 41*32kB 
[  411.980196]  ? br_mdb_free+0x80/0x80
[  411.982321] (UM) 3*64kB 
[  411.986676]  call_timer_fn+0x272/0x920
[  411.989238] (UM) 
[  411.993470]  ? br_mdb_free+0x80/0x80
[  411.995515] 0*128kB 
[  412.000739]  ? process_timeout+0x40/0x40
[  412.003148] 0*256kB 
[  412.006861]  ? find_held_lock+0x36/0x1c0
[  412.009515] 0*512kB 
[  412.013415]  ? __run_timers+0x7da/0xc70
[  412.015444] 0*1024kB 
[  412.019157]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.021467] 0*2048kB 
[  412.025528]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.027831] 0*4096kB 
[  412.031884]  ? br_mdb_free+0x80/0x80
[  412.031906]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  412.034209] = 13804kB
[  412.034224] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  412.038198]  ? trace_hardirqs_on+0xbd/0x310
[  412.040596] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  412.045082]  ? kasan_check_read+0x11/0x20
[  412.045100]  ? __run_timers+0x7da/0xc70
[  412.047505] 412 total pagecache pages
[  412.052015]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.054412] 0 pages in swap cache
[  412.058139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  412.062705] Swap cache stats: add 0, delete 0, find 0/0
[  412.065126]  ? br_mdb_free+0x80/0x80
[  412.073944] Free swap  = 0kB
[  412.078281]  __run_timers+0x7e5/0xc70
[  412.086828] Total swap = 0kB
[  412.086838] 1965979 pages RAM
[  412.091004]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  412.094937] 0 pages HighMem/MovableOnly
[  412.094946] 343324 pages reserved
[  412.098748]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.104172] 0 pages cma reserved
[  412.104954] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.107648]  ? graph_lock+0x170/0x170
[  412.111865] ksoftirqd/1 cpuset=
[  412.117237]  ? enqueue_hrtimer+0x1a5/0x560
[  412.120929] /
[  412.123951]  ? lock_release+0x970/0x970
[  412.127735]  mems_allowed=0
[  412.130754]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.190831]  ? find_held_lock+0x36/0x1c0
[  412.194916]  ? graph_lock+0x170/0x170
[  412.198727]  ? pvclock_read_flags+0x160/0x160
[  412.203235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.208780]  ? check_preemption_disabled+0x48/0x200
[  412.213818]  ? __lock_is_held+0xb5/0x140
[  412.217890]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.223434]  ? check_preemption_disabled+0x48/0x200
[  412.228472]  run_timer_softirq+0x52/0xb0
[  412.232551]  ? rcu_read_lock_sched_held+0x108/0x120
[  412.237587]  __do_softirq+0x30b/0xad8
[  412.241433]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  412.246557]  ? pvclock_read_flags+0x160/0x160
[  412.251070]  ? lapic_next_event+0x5a/0x90
[  412.255244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.260803]  ? check_preemption_disabled+0x48/0x200
[  412.265831]  ? check_preemption_disabled+0x48/0x200
[  412.270873]  ? kvm_clock_read+0x18/0x30
[  412.274863]  ? kvm_sched_clock_read+0x9/0x20
[  412.279290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.284840]  ? check_preemption_disabled+0x48/0x200
[  412.289885]  irq_exit+0x17f/0x1c0
[  412.293357]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.298218]  ? smp_reschedule_interrupt+0x109/0x650
[  412.303754]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.309665]  ? interrupt_entry+0xb5/0xf0
[  412.313760]  ? trace_hardirqs_off_caller+0xbb/0x300
[  412.318810]  ? trace_hardirqs_off_caller+0xbb/0x300
[  412.323850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.328713]  ? trace_hardirqs_off+0x300/0x300
[  412.333221]  ? trace_hardirqs_off+0x300/0x300
[  412.337737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.343317]  ? check_preemption_disabled+0x48/0x200
[  412.348375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.353943]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.358810]  apic_timer_interrupt+0xf/0x20
[  412.363051]  </IRQ>
[  412.365299] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  412.370242] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  412.389161] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  412.396881] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  412.404156] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  412.411427] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  412.418704] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  412.425991] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  412.433312]  skb_clone+0x1bb/0x500
[  412.436865]  ? skb_split+0x11e0/0x11e0
[  412.440755]  ? check_preemption_disabled+0x48/0x200
[  412.445806]  ? __this_cpu_preempt_check+0x1c/0x1f
[  412.450654]  ? __bpf_redirect+0x54b/0xb20
[  412.454820]  bpf_clone_redirect+0xb9/0x490
[  412.459091]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  412.464140]  ? __sched_text_start+0x8/0x8
[  412.468300]  ? retint_kernel+0x2d/0x2d
[  412.472470]  ? find_held_lock+0x36/0x1c0
[  412.476545]  ? lock_acquire+0x1ed/0x520
[  412.480519]  ? bpf_test_run+0x32e/0x5a0
[  412.484506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.490049]  ? check_preemption_disabled+0x48/0x200
[  412.495072]  ? kasan_check_read+0x11/0x20
[  412.499261]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.504547]  ? rcu_bh_qs+0xc0/0xc0
[  412.508100]  ? preempt_schedule+0x4d/0x60
[  412.512262]  ? ___preempt_schedule+0x16/0x18
[  412.516683]  ? bpf_test_run+0x1c0/0x5a0
[  412.520672]  ? netlink_diag_dump+0x2a0/0x2a0
[  412.525092]  ? bpf_prog_test_run_skb+0x295/0xb40
[  412.529863]  ? bpf_prog_test_run_skb+0x634/0xb40
[  412.534634]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  412.539478]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  412.545019]  ? fput+0x130/0x1a0
[  412.548307]  ? __bpf_prog_get+0x9b/0x290
[  412.552374]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  412.557234]  ? bpf_prog_test_run+0x130/0x1a0
[  412.561652]  ? __x64_sys_bpf+0x3d8/0x510
[  412.565718]  ? bpf_prog_get+0x20/0x20
[  412.569542]  ? do_syscall_64+0x1b9/0x820
[  412.573610]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  412.578982]  ? syscall_return_slowpath+0x5e0/0x5e0
[  412.583915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.588762]  ? trace_hardirqs_off+0x300/0x300
[  412.593265]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  412.598289]  ? prepare_exit_to_usermode+0x291/0x3b0
[  412.603314]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.608176]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  412.613566] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  412.620538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  412.629892] Call Trace:
[  412.632494]  dump_stack+0x1c4/0x2b4
[  412.636143]  ? dump_stack_print_info.cold.2+0x52/0x52
[  412.641942]  warn_alloc.cold.118+0xb7/0x1bd
[  412.646270]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  412.651126]  ? lock_downgrade+0x900/0x900
[  412.655289]  ? trace_hardirqs_off+0xb8/0x300
[  412.659706]  ? trace_hardirqs_off+0xb8/0x300
[  412.664137]  __alloc_pages_slowpath+0x2667/0x2d80
[  412.669016]  ? warn_alloc+0x120/0x120
[  412.672823]  ? warn_alloc+0x120/0x120
[  412.676628]  ? print_usage_bug+0xc0/0xc0
[  412.680723]  ? warn_alloc+0x120/0x120
[  412.684539]  ? print_usage_bug+0xc0/0xc0
[  412.688622]  ? check_usage+0x1a9/0x790
[  412.692518]  ? check_usage+0x1a9/0x790
[  412.696415]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.701954]  ? should_fail+0x22d/0xd01
[  412.705850]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.710963]  ? __lock_acquire+0x7ec/0x4ec0
[  412.715205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.720321]  ? __lock_acquire+0x7ec/0x4ec0
[  412.724572]  ? should_fail+0x22d/0xd01
[  412.728473]  ? mark_held_locks+0x130/0x130
[  412.732714]  ? mark_held_locks+0x130/0x130
[  412.736959]  ? graph_lock+0x170/0x170
[  412.740863]  ? ret_from_fork+0x3a/0x50
[  412.744763]  ? __lock_acquire+0x2881/0x4ec0
[  412.749115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.754661]  ? check_preemption_disabled+0x48/0x200
[  412.759679]  ? check_preemption_disabled+0x48/0x200
[  412.764710]  ? __lock_is_held+0xb5/0x140
[  412.768780]  __alloc_pages_nodemask+0xa80/0xde0
[  412.773455]  ? graph_lock+0x170/0x170
[  412.777269]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  412.782290]  ? graph_lock+0x170/0x170
[  412.786115]  ? find_held_lock+0x36/0x1c0
[  412.790195]  ? ____cache_alloc_node+0x1c7/0x1e0
[  412.794873]  ? lock_downgrade+0x900/0x900
[  412.799040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.804591]  cache_grow_begin+0x91/0x8c0
[  412.808659]  ? do_raw_spin_unlock+0xa7/0x2f0
[  412.813084]  fallback_alloc+0x203/0x2e0
[  412.817079]  ____cache_alloc_node+0x1c7/0x1e0
[  412.821592]  kmem_cache_alloc_node+0xe3/0x730
[  412.826094]  ? mark_held_locks+0xc7/0x130
[  412.830265]  __alloc_skb+0x119/0x770
[  412.833989]  ? skb_scrub_packet+0x490/0x490
[  412.838319]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  412.842917]  ? queue_work_on+0x12c/0x1e0
[  412.846987]  ? switchdev_port_obj_del+0xdc/0x450
[  412.851745]  ? switchdev_trans_item_enqueue+0x260/0x260
[  412.857123]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  412.862151]  __br_mdb_notify+0x4ff/0x15d0
[  412.866302]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  412.871423]  ? __br_mdb_add+0x800/0x800
[  412.875405]  ? kasan_check_write+0x14/0x20
[  412.879650]  ? do_raw_spin_lock+0xc1/0x200
[  412.883917]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  412.889031]  ? debug_object_assert_init+0x368/0x4b0
[  412.894057]  ? debug_object_init_on_stack+0x20/0x20
[  412.899096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.904751]  br_mdb_notify+0x310/0x410
[  412.908644]  ? br_mdb_dump+0x2530/0x2530
[  412.912721]  br_multicast_del_pg+0x3df/0x790
[  412.917149]  ? br_mdb_ip_get+0x940/0x940
[  412.921219]  ? kasan_check_write+0x14/0x20
[  412.925460]  ? do_raw_spin_lock+0xc1/0x200
[  412.929708]  br_multicast_port_group_expired+0x189/0x1e0
[  412.935185]  call_timer_fn+0x272/0x920
[  412.939076]  ? br_multicast_del_pg+0x790/0x790
[  412.943668]  ? process_timeout+0x40/0x40
[  412.947731]  ? find_held_lock+0x36/0x1c0
[  412.951803]  ? __run_timers+0x7da/0xc70
[  412.955782]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.960279]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.964793]  ? br_multicast_del_pg+0x790/0x790
[  412.969375]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  412.973972]  ? trace_hardirqs_on+0xbd/0x310
[  412.978296]  ? kasan_check_read+0x11/0x20
[  412.982448]  ? __run_timers+0x7da/0xc70
[  412.986428]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.991889]  ? br_multicast_del_pg+0x790/0x790
[  412.996477]  ? br_multicast_del_pg+0x790/0x790
[  413.001060]  __run_timers+0x7e5/0xc70
[  413.004876]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  413.010246]  ? compat_start_thread+0x80/0x80
[  413.014660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.020204]  ? _raw_spin_unlock_irq+0x60/0x80
[  413.024702]  ? finish_task_switch+0x1f5/0x900
[  413.029196]  ? finish_task_switch+0x1b5/0x900
[  413.033691]  ? __switch_to_asm+0x34/0x70
[  413.037756]  ? preempt_notifier_register+0x200/0x200
[  413.042864]  ? __switch_to_asm+0x34/0x70
[  413.046934]  ? __switch_to_asm+0x40/0x70
[  413.050998]  ? __switch_to_asm+0x34/0x70
[  413.055061]  ? __switch_to_asm+0x40/0x70
[  413.059131]  ? __switch_to_asm+0x34/0x70
[  413.063194]  ? __switch_to_asm+0x40/0x70
[  413.067258]  ? __switch_to_asm+0x40/0x70
[  413.071332]  ? pvclock_read_flags+0x160/0x160
[  413.075832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.081369]  ? check_preemption_disabled+0x48/0x200
[  413.086400]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  413.091941]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.097225]  ? rcu_pm_notify+0xc0/0xc0
[  413.101124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.106662]  ? check_preemption_disabled+0x48/0x200
[  413.111685]  run_timer_softirq+0x52/0xb0
[  413.115751]  ? rcu_read_lock_sched_held+0x108/0x120
[  413.120783]  __do_softirq+0x30b/0xad8
[  413.124607]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  413.129713]  ? trace_hardirqs_off_caller+0x300/0x300
[  413.134825]  ? schedule+0x108/0x460
[  413.138461]  ? __schedule+0x1ed0/0x1ed0
[  413.142441]  ? trace_hardirqs_off+0xb8/0x300
[  413.146849]  ? ___might_sleep+0x1ed/0x300
[  413.151002]  ? smpboot_thread_fn+0x68b/0xa00
[  413.155412]  ? trace_hardirqs_on+0x310/0x310
[  413.159823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.165363]  ? check_preemption_disabled+0x48/0x200
[  413.170382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.175927]  ? takeover_tasklets+0xa90/0xa90
[  413.180340]  run_ksoftirqd+0x94/0x100
[  413.184141]  smpboot_thread_fn+0x68b/0xa00
[  413.188388]  ? sort_range+0x30/0x30
[  413.192027]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  413.197141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.202678]  ? __kthread_parkme+0xfb/0x1a0
[  413.206928]  kthread+0x35a/0x420
[  413.210297]  ? sort_range+0x30/0x30
[  413.213927]  ? kthread_bind+0x40/0x40
[  413.217746]  ret_from_fork+0x3a/0x50
[  413.221477] warn_alloc_show_mem: 1 callbacks suppressed
[  413.221481] Mem-Info:
[  413.229267] active_anon:54556 inactive_anon:372 isolated_anon:0
[  413.229267]  active_file:17 inactive_file:16 isolated_file:0
[  413.229267]  unevictable:0 dirty:0 writeback:0 unstable:0
[  413.229267]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  413.229267]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  413.229267]  free:13727 free_pcp:164 free_cma:0
[  413.262185] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  413.289939] 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
[  413.316078] lowmem_reserve[]: 0 2815 6318 6318
[  413.320696] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  413.347873] lowmem_reserve[]: 0 0 3503 3503
[  413.352226] Node 0 Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  413.381226] lowmem_reserve[]: 0 0 0 0
[  413.385046] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  413.398709] Node 0 DMA32: 3*4kB (UM) 0*8kB 2*16kB (M) 1*32kB (M) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 3*2048kB (M) 3*4096kB (M) = 25228kB
[  413.413505] Node 0 Normal: 1169*4kB (MEH) 563*8kB (UME) 195*16kB (ME) 41*32kB (UM) 3*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13804kB
[  413.427672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  413.436507] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  413.445072] 412 total pagecache pages
[  413.448897] 0 pages in swap cache
[  413.452356] Swap cache stats: add 0, delete 0, find 0/0
[  413.457710] Free swap  = 0kB
[  413.460721] Total swap = 0kB
[  413.463731] 1965979 pages RAM
[  413.466825] 0 pages HighMem/MovableOnly
[  413.470791] 343324 pages reserved
[  413.474235] 0 pages cma reserved
[  413.477732] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.477778] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.488050] ksoftirqd/1 cpuset=
[  413.498531] syz-executor1 cpuset=
[  413.498542] / mems_allowed=0
[  413.505267] syz1 mems_allowed=0
[  413.508291] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  413.518384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.527732] Call Trace:
[  413.530326]  dump_stack+0x1c4/0x2b4
[  413.533962]  ? dump_stack_print_info.cold.2+0x52/0x52
[  413.539167]  warn_alloc.cold.118+0xb7/0x1bd
[  413.543496]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.548348]  ? lock_downgrade+0x900/0x900
[  413.552515]  ? trace_hardirqs_off+0xb8/0x300
[  413.556934]  ? trace_hardirqs_off+0xb8/0x300
[  413.561352]  __alloc_pages_slowpath+0x2667/0x2d80
[  413.566228]  ? warn_alloc+0x120/0x120
[  413.570042]  ? warn_alloc+0x120/0x120
[  413.573854]  ? print_usage_bug+0xc0/0xc0
[  413.577931]  ? warn_alloc+0x120/0x120
[  413.581733]  ? print_usage_bug+0xc0/0xc0
[  413.585800]  ? check_usage+0x1a9/0x790
[  413.589696]  ? check_usage+0x1a9/0x790
[  413.593591]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.599141]  ? should_fail+0x22d/0xd01
[  413.603042]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.608147]  ? __lock_acquire+0x7ec/0x4ec0
[  413.612392]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.617495]  ? __lock_acquire+0x7ec/0x4ec0
[  413.621730]  ? should_fail+0x22d/0xd01
[  413.625633]  ? mark_held_locks+0x130/0x130
[  413.629878]  ? mark_held_locks+0x130/0x130
[  413.634153]  ? graph_lock+0x170/0x170
[  413.637956]  ? ret_from_fork+0x3a/0x50
[  413.641842]  ? __lock_acquire+0x7ec/0x4ec0
[  413.646083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.651632]  ? check_preemption_disabled+0x48/0x200
[  413.656649]  ? check_preemption_disabled+0x48/0x200
[  413.661676]  ? __lock_is_held+0xb5/0x140
[  413.665747]  __alloc_pages_nodemask+0xa80/0xde0
[  413.670422]  ? graph_lock+0x170/0x170
[  413.674228]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  413.679244]  ? graph_lock+0x170/0x170
[  413.683058]  ? find_held_lock+0x36/0x1c0
[  413.687143]  ? ____cache_alloc_node+0x1c7/0x1e0
[  413.691817]  ? lock_downgrade+0x900/0x900
[  413.695977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.701522]  cache_grow_begin+0x91/0x8c0
[  413.705585]  ? do_raw_spin_unlock+0xa7/0x2f0
[  413.710005]  fallback_alloc+0x203/0x2e0
[  413.713991]  ____cache_alloc_node+0x1c7/0x1e0
[  413.718504]  kmem_cache_alloc_node+0xe3/0x730
[  413.723018]  ? mark_held_locks+0xc7/0x130
[  413.727179]  __alloc_skb+0x119/0x770
[  413.730906]  ? skb_scrub_packet+0x490/0x490
[  413.735236]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  413.739826]  ? queue_work_on+0x12c/0x1e0
[  413.743909]  ? switchdev_port_obj_del+0xdc/0x450
[  413.748671]  ? switchdev_trans_item_enqueue+0x260/0x260
[  413.754141]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  413.759167]  __br_mdb_notify+0x4ff/0x15d0
[  413.763319]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  413.768431]  ? __br_mdb_add+0x800/0x800
[  413.772412]  ? kasan_check_write+0x14/0x20
[  413.776653]  ? do_raw_spin_lock+0xc1/0x200
[  413.780905]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  413.786010]  ? debug_object_assert_init+0x368/0x4b0
[  413.791031]  ? debug_object_init_on_stack+0x20/0x20
[  413.796054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.801626]  br_mdb_notify+0x310/0x410
[  413.805517]  ? br_mdb_dump+0x2530/0x2530
[  413.809602]  br_multicast_del_pg+0x3df/0x790
[  413.814020]  ? br_mdb_ip_get+0x940/0x940
[  413.818090]  ? kasan_check_write+0x14/0x20
[  413.822336]  ? do_raw_spin_lock+0xc1/0x200
[  413.826579]  br_multicast_port_group_expired+0x189/0x1e0
[  413.832039]  call_timer_fn+0x272/0x920
[  413.835930]  ? br_multicast_del_pg+0x790/0x790
[  413.840514]  ? process_timeout+0x40/0x40
[  413.844574]  ? find_held_lock+0x36/0x1c0
[  413.848646]  ? __run_timers+0x7da/0xc70
[  413.852643]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.857145]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.861643]  ? br_multicast_del_pg+0x790/0x790
[  413.866226]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  413.870813]  ? trace_hardirqs_on+0xbd/0x310
[  413.875137]  ? kasan_check_read+0x11/0x20
[  413.879291]  ? __run_timers+0x7da/0xc70
[  413.883272]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.888733]  ? br_multicast_del_pg+0x790/0x790
[  413.893593]  ? br_multicast_del_pg+0x790/0x790
[  413.898178]  __run_timers+0x7e5/0xc70
[  413.901997]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  413.907362]  ? compat_start_thread+0x80/0x80
[  413.911776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.917322]  ? _raw_spin_unlock_irq+0x60/0x80
[  413.921823]  ? finish_task_switch+0x1f5/0x900
[  413.926319]  ? finish_task_switch+0x1b5/0x900
[  413.930819]  ? __switch_to_asm+0x34/0x70
[  413.934893]  ? preempt_notifier_register+0x200/0x200
[  413.940001]  ? __switch_to_asm+0x34/0x70
[  413.944057]  ? __switch_to_asm+0x40/0x70
[  413.948121]  ? __switch_to_asm+0x34/0x70
[  413.952207]  ? __switch_to_asm+0x40/0x70
[  413.956267]  ? __switch_to_asm+0x34/0x70
[  413.960331]  ? __switch_to_asm+0x40/0x70
[  413.964393]  ? __switch_to_asm+0x40/0x70
[  413.968470]  ? pvclock_read_flags+0x160/0x160
[  413.972970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.978507]  ? check_preemption_disabled+0x48/0x200
[  413.983533]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  413.989070]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.994353]  ? rcu_pm_notify+0xc0/0xc0
[  413.998746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.004288]  ? check_preemption_disabled+0x48/0x200
[  414.009316]  run_timer_softirq+0x52/0xb0
[  414.013382]  ? rcu_read_lock_sched_held+0x108/0x120
[  414.018405]  __do_softirq+0x30b/0xad8
[  414.022223]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  414.027327]  ? trace_hardirqs_off_caller+0x300/0x300
[  414.032458]  ? schedule+0x108/0x460
[  414.036093]  ? __schedule+0x1ed0/0x1ed0
[  414.040088]  ? trace_hardirqs_off+0xb8/0x300
[  414.044506]  ? ___might_sleep+0x1ed/0x300
[  414.048654]  ? smpboot_thread_fn+0x68b/0xa00
[  414.053070]  ? trace_hardirqs_on+0x310/0x310
[  414.057484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.063021]  ? check_preemption_disabled+0x48/0x200
[  414.068035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.073578]  ? takeover_tasklets+0xa90/0xa90
[  414.077990]  run_ksoftirqd+0x94/0x100
[  414.081795]  smpboot_thread_fn+0x68b/0xa00
[  414.086039]  ? sort_range+0x30/0x30
[  414.089673]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  414.094781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.100320]  ? __kthread_parkme+0xfb/0x1a0
[  414.104561]  kthread+0x35a/0x420
[  414.107927]  ? sort_range+0x30/0x30
[  414.111551]  ? kthread_bind+0x40/0x40
[  414.115358]  ret_from_fork+0x3a/0x50
[  414.119136] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  414.119319] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.126431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.136728] ksoftirqd/1 cpuset=
[  414.146067] Call Trace:
[  414.146078] /
[  414.149342]  <IRQ>
[  414.151920]  mems_allowed=0
[  414.153628]  dump_stack+0x1c4/0x2b4
[  414.162297]  ? dump_stack_print_info.cold.2+0x52/0x52
[  414.167502]  warn_alloc.cold.118+0xb7/0x1bd
[  414.171833]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.176684]  ? lock_downgrade+0x900/0x900
[  414.180845]  ? trace_hardirqs_off+0xb8/0x300
[  414.185262]  ? trace_hardirqs_off+0xb8/0x300
[  414.189682]  __alloc_pages_slowpath+0x2667/0x2d80
[  414.194555]  ? warn_alloc+0x120/0x120
[  414.198362]  ? warn_alloc+0x120/0x120
[  414.202166]  ? print_usage_bug+0xc0/0xc0
[  414.206228]  ? warn_alloc+0x120/0x120
[  414.210028]  ? print_usage_bug+0xc0/0xc0
[  414.214097]  ? find_held_lock+0x36/0x1c0
[  414.218178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.223719]  ? should_fail+0x22d/0xd01
[  414.227618]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.232726]  ? __lock_acquire+0x7ec/0x4ec0
[  414.236970]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.242074]  ? should_fail+0x22d/0xd01
[  414.245986]  ? mark_held_locks+0x130/0x130
[  414.250230]  ? mark_held_locks+0x130/0x130
[  414.254466]  ? print_usage_bug+0xc0/0xc0
[  414.258537]  ? find_held_lock+0x36/0x1c0
[  414.262598]  ? graph_lock+0x170/0x170
[  414.266408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.271945]  ? check_preemption_disabled+0x48/0x200
[  414.276958]  ? check_preemption_disabled+0x48/0x200
[  414.281991]  ? __lock_is_held+0xb5/0x140
[  414.286066]  __alloc_pages_nodemask+0xa80/0xde0
[  414.290743]  ? graph_lock+0x170/0x170
[  414.294549]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  414.299566]  ? graph_lock+0x170/0x170
[  414.303394]  ? find_held_lock+0x36/0x1c0
[  414.307469]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.312148]  ? lock_downgrade+0x900/0x900
[  414.316308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.321862]  cache_grow_begin+0x91/0x8c0
[  414.325933]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.330351]  fallback_alloc+0x203/0x2e0
[  414.334343]  ____cache_alloc_node+0x1c7/0x1e0
[  414.339187]  kmem_cache_alloc_node+0xe3/0x730
[  414.343702]  ? mark_held_locks+0xc7/0x130
[  414.347868]  __alloc_skb+0x119/0x770
[  414.351594]  ? skb_scrub_packet+0x490/0x490
[  414.355923]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  414.360518]  ? queue_work_on+0x12c/0x1e0
[  414.364587]  ? switchdev_port_obj_del+0xdc/0x450
[  414.369346]  ? switchdev_trans_item_enqueue+0x260/0x260
[  414.374719]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  414.379747]  __br_mdb_notify+0x4ff/0x15d0
[  414.383911]  ? __br_mdb_add+0x800/0x800
[  414.387891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.393448]  ? check_preemption_disabled+0x48/0x200
[  414.398477]  ? graph_lock+0x170/0x170
[  414.402287]  ? br_multicast_group_expired+0x96/0x610
[  414.407397]  ? lock_downgrade+0x900/0x900
[  414.411557]  br_mdb_notify+0x310/0x410
[  414.415447]  ? br_mdb_dump+0x2530/0x2530
[  414.419512]  ? kasan_check_write+0x14/0x20
[  414.423754]  ? do_raw_spin_lock+0xc1/0x200
[  414.428452]  br_multicast_group_expired+0x1bc/0x610
[  414.433474]  ? br_mdb_free+0x80/0x80
[  414.437202]  call_timer_fn+0x272/0x920
[  414.441089]  ? br_mdb_free+0x80/0x80
[  414.444817]  ? process_timeout+0x40/0x40
[  414.448876]  ? find_held_lock+0x36/0x1c0
[  414.452950]  ? __run_timers+0x7da/0xc70
[  414.456932]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.461428]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.465920]  ? br_mdb_free+0x80/0x80
[  414.469638]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  414.474223]  ? trace_hardirqs_on+0xbd/0x310
[  414.478546]  ? kasan_check_read+0x11/0x20
[  414.482695]  ? __run_timers+0x7da/0xc70
[  414.486672]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.492134]  ? br_mdb_free+0x80/0x80
[  414.495859]  ? br_mdb_free+0x80/0x80
[  414.499580]  __run_timers+0x7e5/0xc70
[  414.503406]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  414.508778]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  414.513795]  ? graph_lock+0x170/0x170
[  414.517600]  ? enqueue_hrtimer+0x1a5/0x560
[  414.521834]  ? lock_release+0x970/0x970
[  414.525812]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  414.531010]  ? find_held_lock+0x36/0x1c0
[  414.535082]  ? graph_lock+0x170/0x170
[  414.538893]  ? pvclock_read_flags+0x160/0x160
[  414.543396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.548933]  ? check_preemption_disabled+0x48/0x200
[  414.553959]  ? __lock_is_held+0xb5/0x140
[  414.558021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.563556]  ? check_preemption_disabled+0x48/0x200
[  414.568581]  run_timer_softirq+0x52/0xb0
[  414.572651]  ? rcu_read_lock_sched_held+0x108/0x120
[  414.577676]  __do_softirq+0x30b/0xad8
[  414.581495]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  414.586605]  ? pvclock_read_flags+0x160/0x160
[  414.591820]  ? lapic_next_event+0x5a/0x90
[  414.595971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.601512]  ? check_preemption_disabled+0x48/0x200
[  414.606558]  ? check_preemption_disabled+0x48/0x200
[  414.611589]  ? kvm_clock_read+0x18/0x30
[  414.615565]  ? kvm_sched_clock_read+0x9/0x20
[  414.619977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.625519]  ? check_preemption_disabled+0x48/0x200
[  414.630550]  irq_exit+0x17f/0x1c0
[  414.634007]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.638855]  ? smp_reschedule_interrupt+0x109/0x650
[  414.643875]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.649763]  ? interrupt_entry+0xb5/0xf0
[  414.653828]  ? trace_hardirqs_off_caller+0xbb/0x300
[  414.658847]  ? trace_hardirqs_off_caller+0xbb/0x300
[  414.663866]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.668712]  ? trace_hardirqs_off+0x300/0x300
[  414.673213]  ? trace_hardirqs_off+0x300/0x300
[  414.677710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.683246]  ? check_preemption_disabled+0x48/0x200
[  414.688263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.693830]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.698686]  apic_timer_interrupt+0xf/0x20
[  414.702915]  </IRQ>
[  414.705159] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  414.710092] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  414.729001] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  414.736734] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  414.744014] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  414.751309] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  414.758572] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  414.765842] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  414.773166]  skb_clone+0x1bb/0x500
[  414.776715]  ? skb_split+0x11e0/0x11e0
[  414.780616]  ? check_preemption_disabled+0x48/0x200
[  414.785637]  ? __this_cpu_preempt_check+0x1c/0x1f
[  414.790485]  ? __bpf_redirect+0x54b/0xb20
[  414.794643]  bpf_clone_redirect+0xb9/0x490
[  414.798890]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  414.803913]  ? __sched_text_start+0x8/0x8
[  414.808100]  ? retint_kernel+0x2d/0x2d
[  414.812007]  ? find_held_lock+0x36/0x1c0
[  414.816082]  ? lock_acquire+0x1ed/0x520
[  414.820065]  ? bpf_test_run+0x32e/0x5a0
[  414.824043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.829585]  ? check_preemption_disabled+0x48/0x200
[  414.834608]  ? kasan_check_read+0x11/0x20
[  414.838762]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  414.844061]  ? rcu_bh_qs+0xc0/0xc0
[  414.847612]  ? preempt_schedule+0x4d/0x60
[  414.851787]  ? ___preempt_schedule+0x16/0x18
[  414.856207]  ? bpf_test_run+0x1c0/0x5a0
[  414.860194]  ? netlink_diag_dump+0x2a0/0x2a0
[  414.864607]  ? bpf_prog_test_run_skb+0x295/0xb40
[  414.869369]  ? bpf_prog_test_run_skb+0x634/0xb40
[  414.874147]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  414.878989]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.884524]  ? fput+0x130/0x1a0
[  414.887804]  ? __bpf_prog_get+0x9b/0x290
[  414.891892]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  414.896733]  ? bpf_prog_test_run+0x130/0x1a0
[  414.901154]  ? __x64_sys_bpf+0x3d8/0x510
[  414.905223]  ? bpf_prog_get+0x20/0x20
[  414.909047]  ? do_syscall_64+0x1b9/0x820
[  414.913118]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  414.918491]  ? syscall_return_slowpath+0x5e0/0x5e0
[  414.923419]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.928272]  ? trace_hardirqs_off+0x300/0x300
[  414.932769]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  414.937790]  ? prepare_exit_to_usermode+0x291/0x3b0
[  414.942823]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.947683]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  414.953072] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  414.959936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  414.969287] Call Trace:
[  414.971887]  dump_stack+0x1c4/0x2b4
[  414.975520]  ? dump_stack_print_info.cold.2+0x52/0x52
[  414.980741]  warn_alloc.cold.118+0xb7/0x1bd
[  414.985075]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.989930]  ? lock_downgrade+0x900/0x900
[  414.994096]  ? trace_hardirqs_off+0xb8/0x300
[  414.998524]  ? trace_hardirqs_off+0xb8/0x300
[  415.002944]  __alloc_pages_slowpath+0x2667/0x2d80
[  415.007825]  ? warn_alloc+0x120/0x120
[  415.011656]  ? warn_alloc+0x120/0x120
[  415.015460]  ? print_usage_bug+0xc0/0xc0
[  415.019523]  ? warn_alloc+0x120/0x120
[  415.023348]  ? print_usage_bug+0xc0/0xc0
[  415.027414]  ? check_usage+0x1a9/0x790
[  415.031303]  ? check_usage+0x1a9/0x790
[  415.035203]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.040906]  ? should_fail+0x22d/0xd01
[  415.044802]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.049908]  ? __lock_acquire+0x7ec/0x4ec0
[  415.054163]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.059267]  ? __lock_acquire+0x7ec/0x4ec0
[  415.063500]  ? should_fail+0x22d/0xd01
[  415.067401]  ? mark_held_locks+0x130/0x130
[  415.071643]  ? mark_held_locks+0x130/0x130
[  415.075897]  ? graph_lock+0x170/0x170
[  415.079701]  ? ret_from_fork+0x3a/0x50
[  415.083593]  ? __lock_acquire+0x7ec/0x4ec0
[  415.087831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.093372]  ? check_preemption_disabled+0x48/0x200
[  415.098390]  ? check_preemption_disabled+0x48/0x200
[  415.103421]  ? __lock_is_held+0xb5/0x140
[  415.107493]  __alloc_pages_nodemask+0xa80/0xde0
[  415.112164]  ? graph_lock+0x170/0x170
[  415.115983]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  415.120998]  ? graph_lock+0x170/0x170
[  415.124816]  ? find_held_lock+0x36/0x1c0
[  415.128895]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.133572]  ? lock_downgrade+0x900/0x900
[  415.137729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.143274]  cache_grow_begin+0x91/0x8c0
[  415.147354]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.151770]  fallback_alloc+0x203/0x2e0
[  415.155757]  ____cache_alloc_node+0x1c7/0x1e0
[  415.160263]  kmem_cache_alloc_node+0xe3/0x730
[  415.164759]  ? mark_held_locks+0xc7/0x130
[  415.169010]  __alloc_skb+0x119/0x770
[  415.172733]  ? skb_scrub_packet+0x490/0x490
[  415.177064]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  415.181654]  ? queue_work_on+0x12c/0x1e0
[  415.185725]  ? switchdev_port_obj_del+0xdc/0x450
[  415.190486]  ? switchdev_trans_item_enqueue+0x260/0x260
[  415.195858]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  415.200895]  __br_mdb_notify+0x4ff/0x15d0
[  415.205053]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  415.210169]  ? __br_mdb_add+0x800/0x800
[  415.214150]  ? kasan_check_write+0x14/0x20
[  415.218390]  ? do_raw_spin_lock+0xc1/0x200
[  415.222639]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  415.227749]  ? debug_object_assert_init+0x368/0x4b0
[  415.232773]  ? debug_object_init_on_stack+0x20/0x20
[  415.237796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.243345]  br_mdb_notify+0x310/0x410
[  415.247241]  ? br_mdb_dump+0x2530/0x2530
[  415.251318]  br_multicast_del_pg+0x3df/0x790
[  415.255741]  ? br_mdb_ip_get+0x940/0x940
[  415.259813]  ? kasan_check_write+0x14/0x20
[  415.264051]  ? do_raw_spin_lock+0xc1/0x200
[  415.268295]  br_multicast_port_group_expired+0x189/0x1e0
[  415.273756]  call_timer_fn+0x272/0x920
[  415.277647]  ? br_multicast_del_pg+0x790/0x790
[  415.282232]  ? process_timeout+0x40/0x40
[  415.286294]  ? find_held_lock+0x36/0x1c0
[  415.290391]  ? __run_timers+0x7da/0xc70
[  415.294771]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.299267]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.303763]  ? br_multicast_del_pg+0x790/0x790
[  415.308350]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  415.312939]  ? trace_hardirqs_on+0xbd/0x310
[  415.317259]  ? kasan_check_read+0x11/0x20
[  415.321454]  ? __run_timers+0x7da/0xc70
[  415.325440]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.330902]  ? br_multicast_del_pg+0x790/0x790
[  415.335496]  ? br_multicast_del_pg+0x790/0x790
[  415.340082]  __run_timers+0x7e5/0xc70
[  415.343917]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  415.349280]  ? compat_start_thread+0x80/0x80
[  415.353694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.359844]  ? _raw_spin_unlock_irq+0x60/0x80
[  415.364348]  ? finish_task_switch+0x1f5/0x900
[  415.368845]  ? finish_task_switch+0x1b5/0x900
[  415.373343]  ? __switch_to_asm+0x34/0x70
[  415.377411]  ? preempt_notifier_register+0x200/0x200
[  415.382514]  ? __switch_to_asm+0x34/0x70
[  415.386575]  ? __switch_to_asm+0x40/0x70
[  415.390632]  ? __switch_to_asm+0x34/0x70
[  415.394690]  ? __switch_to_asm+0x40/0x70
[  415.398748]  ? __switch_to_asm+0x34/0x70
[  415.402809]  ? __switch_to_asm+0x40/0x70
[  415.406875]  ? __switch_to_asm+0x40/0x70
[  415.410952]  ? pvclock_read_flags+0x160/0x160
[  415.415453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.420990]  ? check_preemption_disabled+0x48/0x200
[  415.426018]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  415.431557]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.436843]  ? rcu_pm_notify+0xc0/0xc0
[  415.440746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.446335]  ? check_preemption_disabled+0x48/0x200
[  415.451376]  run_timer_softirq+0x52/0xb0
[  415.455441]  ? rcu_read_lock_sched_held+0x108/0x120
[  415.460483]  __do_softirq+0x30b/0xad8
[  415.464300]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  415.469408]  ? trace_hardirqs_off_caller+0x300/0x300
[  415.474523]  ? schedule+0x108/0x460
[  415.478158]  ? __schedule+0x1ed0/0x1ed0
[  415.482145]  ? trace_hardirqs_off+0xb8/0x300
[  415.486562]  ? ___might_sleep+0x1ed/0x300
[  415.490713]  ? smpboot_thread_fn+0x68b/0xa00
[  415.495157]  ? trace_hardirqs_on+0x310/0x310
[  415.499575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.505140]  ? check_preemption_disabled+0x48/0x200
[  415.510166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.515710]  ? takeover_tasklets+0xa90/0xa90
[  415.520133]  run_ksoftirqd+0x94/0x100
[  415.523951]  smpboot_thread_fn+0x68b/0xa00
[  415.528201]  ? sort_range+0x30/0x30
[  415.531834]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  415.536949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.542519]  ? __kthread_parkme+0xfb/0x1a0
[  415.546767]  kthread+0x35a/0x420
[  415.550146]  ? sort_range+0x30/0x30
[  415.553777]  ? kthread_bind+0x40/0x40
[  415.557586]  ret_from_fork+0x3a/0x50
[  415.561321] warn_alloc_show_mem: 2 callbacks suppressed
[  415.561326] Mem-Info:
[  415.569118] active_anon:54556 inactive_anon:372 isolated_anon:0
[  415.569118]  active_file:17 inactive_file:16 isolated_file:0
[  415.569118]  unevictable:0 dirty:0 writeback:0 unstable:0
[  415.569118]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  415.569118]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  415.569118]  free:13727 free_pcp:164 free_cma:0
[  415.602526] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  415.630445] 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
[  415.656593] lowmem_reserve[]: 0 2815 6318 6318
[  415.661206] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  415.688384] lowmem_reserve[]: 0 0 3503 3503
[  415.692733] Node 0 Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  415.721737] lowmem_reserve[]: 0 0 0 0
[  415.725561] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB
[  415.739341] Node 0 DMA32: 3*4kB (UM) 0*8kB 2*16kB (M) 1*32kB (M) 3*64kB (UM) 3*128kB (M) 2*256kB (M) 3*512kB (M) 4*1024kB (UM) 3*2048kB (M) 3*4096kB (M) = 25228kB
[  415.754271] Node 0 Normal: 1169*4kB (MEH) 563*8kB (UME) 195*16kB (ME) 41*32kB (UM) 3*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13804kB
[  415.768744] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  415.777580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  415.786546] 412 total pagecache pages
[  415.790556] 0 pages in swap cache
[  415.794003] Swap cache stats: add 0, delete 0, find 0/0
[  415.799355] Free swap  = 0kB
[  415.802364] Total swap = 0kB
[  415.805389] 1965979 pages RAM
[  415.808488] 0 pages HighMem/MovableOnly
[  415.812454] 343324 pages reserved
[  415.815901] 0 pages cma reserved
[  415.819416] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.819429] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.819438] syz-executor1 cpuset=
[  415.830084] ksoftirqd/1 cpuset=
[  415.840578] syz1 mems_allowed=0
[  415.847310] / mems_allowed=0
[  415.850592] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  415.860868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.870241] Call Trace:
[  415.872819]  <IRQ>
[  415.874978]  dump_stack+0x1c4/0x2b4
[  415.878610]  ? dump_stack_print_info.cold.2+0x52/0x52
[  415.883819]  warn_alloc.cold.118+0xb7/0x1bd
[  415.888148]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.893496]  ? lock_downgrade+0x900/0x900
[  415.897655]  ? trace_hardirqs_off+0xb8/0x300
[  415.902071]  ? trace_hardirqs_off+0xb8/0x300
[  415.906506]  __alloc_pages_slowpath+0x2667/0x2d80
[  415.911389]  ? warn_alloc+0x120/0x120
[  415.915192]  ? graph_lock+0x170/0x170
[  415.918993]  ? warn_alloc+0x120/0x120
[  415.922814]  ? print_usage_bug+0xc0/0xc0
[  415.926896]  ? warn_alloc+0x120/0x120
[  415.930703]  ? print_usage_bug+0xc0/0xc0
[  415.934773]  ? find_held_lock+0x36/0x1c0
[  415.938840]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.944379]  ? should_fail+0x22d/0xd01
[  415.948282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.953409]  ? __lock_acquire+0x7ec/0x4ec0
[  415.957658]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.962760]  ? should_fail+0x22d/0xd01
[  415.966677]  ? mark_held_locks+0x130/0x130
[  415.970915]  ? mark_held_locks+0x130/0x130
[  415.975147]  ? print_usage_bug+0xc0/0xc0
[  415.979215]  ? find_held_lock+0x36/0x1c0
[  415.983286]  ? graph_lock+0x170/0x170
[  415.987139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.992693]  ? check_preemption_disabled+0x48/0x200
[  415.997908]  ? check_preemption_disabled+0x48/0x200
[  416.002942]  ? __lock_is_held+0xb5/0x140
[  416.007011]  __alloc_pages_nodemask+0xa80/0xde0
[  416.011687]  ? graph_lock+0x170/0x170
[  416.015494]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  416.020513]  ? graph_lock+0x170/0x170
[  416.024327]  ? find_held_lock+0x36/0x1c0
[  416.028410]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.033081]  ? lock_downgrade+0x900/0x900
[  416.037263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.042808]  cache_grow_begin+0x91/0x8c0
[  416.046875]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.051295]  fallback_alloc+0x203/0x2e0
[  416.055283]  ____cache_alloc_node+0x1c7/0x1e0
[  416.059789]  kmem_cache_alloc_node+0xe3/0x730
[  416.064286]  ? mark_held_locks+0xc7/0x130
[  416.068450]  __alloc_skb+0x119/0x770
[  416.072170]  ? skb_scrub_packet+0x490/0x490
[  416.076496]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  416.081086]  ? queue_work_on+0x12c/0x1e0
[  416.085180]  ? switchdev_port_obj_del+0xdc/0x450
[  416.089943]  ? switchdev_trans_item_enqueue+0x260/0x260
[  416.095312]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  416.100336]  __br_mdb_notify+0x4ff/0x15d0
[  416.104497]  ? __br_mdb_add+0x800/0x800
[  416.108470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.114029]  ? check_preemption_disabled+0x48/0x200
[  416.119093]  ? br_multicast_group_expired+0x96/0x610
[  416.124207]  ? lock_downgrade+0x900/0x900
[  416.128362]  br_mdb_notify+0x310/0x410
[  416.132257]  ? br_mdb_dump+0x2530/0x2530
[  416.136330]  ? do_raw_spin_lock+0x1a7/0x200
[  416.140663]  br_multicast_group_expired+0x1bc/0x610
[  416.145685]  ? br_mdb_free+0x80/0x80
[  416.149444]  call_timer_fn+0x272/0x920
[  416.153331]  ? br_mdb_free+0x80/0x80
[  416.157046]  ? process_timeout+0x40/0x40
[  416.161118]  ? find_held_lock+0x36/0x1c0
[  416.165191]  ? __run_timers+0x7da/0xc70
[  416.169183]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.173678]  ? _raw_spin_unlock_irq+0x27/0x80
[  416.178173]  ? br_mdb_free+0x80/0x80
[  416.181887]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  416.186474]  ? trace_hardirqs_on+0xbd/0x310
[  416.190793]  ? kasan_check_read+0x11/0x20
[  416.194941]  ? __run_timers+0x7da/0xc70
[  416.198919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  416.204401]  ? br_mdb_free+0x80/0x80
[  416.208129]  ? br_mdb_free+0x80/0x80
[  416.211845]  __run_timers+0x7e5/0xc70
[  416.215685]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  416.221052]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  416.226073]  ? graph_lock+0x170/0x170
[  416.229887]  ? enqueue_hrtimer+0x1a5/0x560
[  416.234129]  ? lock_release+0x970/0x970
[  416.238116]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  416.243317]  ? find_held_lock+0x36/0x1c0
[  416.247393]  ? graph_lock+0x170/0x170
[  416.251202]  ? pvclock_read_flags+0x160/0x160
[  416.255702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.261267]  ? check_preemption_disabled+0x48/0x200
[  416.266297]  ? __lock_is_held+0xb5/0x140
[  416.270364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.275911]  ? check_preemption_disabled+0x48/0x200
[  416.280935]  run_timer_softirq+0x52/0xb0
[  416.285009]  ? rcu_read_lock_sched_held+0x108/0x120
[  416.290028]  __do_softirq+0x30b/0xad8
[  416.293842]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  416.298956]  ? pvclock_read_flags+0x160/0x160
[  416.303452]  ? lapic_next_event+0x5a/0x90
[  416.307601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.313141]  ? check_preemption_disabled+0x48/0x200
[  416.318170]  ? check_preemption_disabled+0x48/0x200
[  416.323197]  ? kvm_clock_read+0x18/0x30
[  416.327179]  ? kvm_sched_clock_read+0x9/0x20
[  416.331592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.337139]  ? check_preemption_disabled+0x48/0x200
[  416.342169]  irq_exit+0x17f/0x1c0
[  416.345749]  smp_apic_timer_interrupt+0x1cb/0x760
[  416.350597]  ? smp_reschedule_interrupt+0x109/0x650
[  416.355632]  ? smp_call_function_single_interrupt+0x650/0x650
[  416.361520]  ? interrupt_entry+0xb5/0xf0
[  416.365586]  ? trace_hardirqs_off_caller+0xbb/0x300
[  416.370606]  ? trace_hardirqs_off_caller+0xbb/0x300
[  416.375625]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.380475]  ? trace_hardirqs_off+0x300/0x300
[  416.384973]  ? trace_hardirqs_off+0x300/0x300
[  416.389476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.395018]  ? check_preemption_disabled+0x48/0x200
[  416.400036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.405592]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.410453]  apic_timer_interrupt+0xf/0x20
[  416.414690]  </IRQ>
[  416.416933] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  416.421865] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  416.440867] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  416.448586] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  416.455855] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  416.463133] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  416.470406] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  416.477680] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  416.484998]  skb_clone+0x1bb/0x500
[  416.488547]  ? skb_split+0x11e0/0x11e0
[  416.492435]  ? check_preemption_disabled+0x48/0x200
[  416.497476]  ? __this_cpu_preempt_check+0x1c/0x1f
[  416.502333]  ? __bpf_redirect+0x54b/0xb20
[  416.506494]  bpf_clone_redirect+0xb9/0x490
[  416.510742]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  416.515767]  ? __sched_text_start+0x8/0x8
[  416.519926]  ? retint_kernel+0x2d/0x2d
[  416.523828]  ? find_held_lock+0x36/0x1c0
[  416.527898]  ? lock_acquire+0x1ed/0x520
[  416.531877]  ? bpf_test_run+0x32e/0x5a0
[  416.535856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.541402]  ? check_preemption_disabled+0x48/0x200
[  416.546425]  ? kasan_check_read+0x11/0x20
[  416.550577]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  416.555856]  ? rcu_bh_qs+0xc0/0xc0
[  416.559410]  ? preempt_schedule+0x4d/0x60
[  416.563565]  ? ___preempt_schedule+0x16/0x18
[  416.567983]  ? bpf_test_run+0x1c0/0x5a0
[  416.571971]  ? netlink_diag_dump+0x2a0/0x2a0
[  416.576399]  ? bpf_prog_test_run_skb+0x295/0xb40
[  416.581171]  ? bpf_prog_test_run_skb+0x634/0xb40
[  416.585946]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  416.590798]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.596341]  ? fput+0x130/0x1a0
[  416.599625]  ? __bpf_prog_get+0x9b/0x290
[  416.603694]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  416.608538]  ? bpf_prog_test_run+0x130/0x1a0
[  416.612951]  ? __x64_sys_bpf+0x3d8/0x510
[  416.617042]  ? bpf_prog_get+0x20/0x20
[  416.620868]  ? do_syscall_64+0x1b9/0x820
[  416.624932]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  416.630304]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.635233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.640079]  ? trace_hardirqs_off+0x300/0x300
[  416.644587]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.649624]  ? prepare_exit_to_usermode+0x291/0x3b0
[  416.654878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.659749]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  416.665176] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  416.665299] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.672181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.682657] syz-executor1 cpuset=
[  416.691999] Call Trace:
[  416.692025]  dump_stack+0x1c4/0x2b4
[  416.695454] syz1
[  416.698039]  ? dump_stack_print_info.cold.2+0x52/0x52
[  416.701639]  mems_allowed=0
[  416.711791]  warn_alloc.cold.118+0xb7/0x1bd
[  416.716131]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.721147]  ? lock_downgrade+0x900/0x900
[  416.726003]  ? trace_hardirqs_off+0xb8/0x300
[  416.730423]  ? trace_hardirqs_off+0xb8/0x300
[  416.734844]  __alloc_pages_slowpath+0x2667/0x2d80
[  416.739722]  ? warn_alloc+0x120/0x120
[  416.743532]  ? warn_alloc+0x120/0x120
[  416.747365]  ? print_usage_bug+0xc0/0xc0
[  416.751547]  ? warn_alloc+0x120/0x120
[  416.755979]  ? print_usage_bug+0xc0/0xc0
[  416.760044]  ? check_usage+0x1a9/0x790
[  416.763933]  ? check_usage+0x1a9/0x790
[  416.767832]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.773414]  ? should_fail+0x22d/0xd01
[  416.777311]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.782416]  ? __lock_acquire+0x7ec/0x4ec0
[  416.786661]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.791769]  ? __lock_acquire+0x7ec/0x4ec0
[  416.796009]  ? should_fail+0x22d/0xd01
[  416.799923]  ? mark_held_locks+0x130/0x130
[  416.804169]  ? mark_held_locks+0x130/0x130
[  416.808418]  ? graph_lock+0x170/0x170
[  416.812223]  ? ret_from_fork+0x3a/0x50
[  416.816139]  ? __lock_acquire+0x7ec/0x4ec0
[  416.820381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.825921]  ? check_preemption_disabled+0x48/0x200
[  416.830940]  ? check_preemption_disabled+0x48/0x200
[  416.835974]  ? __lock_is_held+0xb5/0x140
[  416.840055]  __alloc_pages_nodemask+0xa80/0xde0
[  416.844730]  ? graph_lock+0x170/0x170
[  416.848543]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  416.853559]  ? graph_lock+0x170/0x170
[  416.857375]  ? find_held_lock+0x36/0x1c0
[  416.861449]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.866135]  ? lock_downgrade+0x900/0x900
[  416.870298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.875848]  cache_grow_begin+0x91/0x8c0
[  416.879919]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.884342]  fallback_alloc+0x203/0x2e0
[  416.888332]  ____cache_alloc_node+0x1c7/0x1e0
[  416.892836]  kmem_cache_alloc_node+0xe3/0x730
[  416.897332]  ? mark_held_locks+0xc7/0x130
[  416.901495]  __alloc_skb+0x119/0x770
[  416.905217]  ? skb_scrub_packet+0x490/0x490
[  416.909719]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  416.914316]  ? queue_work_on+0x12c/0x1e0
[  416.918385]  ? switchdev_port_obj_del+0xdc/0x450
[  416.923145]  ? switchdev_trans_item_enqueue+0x260/0x260
[  416.928519]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  416.933545]  __br_mdb_notify+0x4ff/0x15d0
[  416.937697]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  416.942829]  ? __br_mdb_add+0x800/0x800
[  416.946812]  ? kasan_check_write+0x14/0x20
[  416.951056]  ? do_raw_spin_lock+0xc1/0x200
[  416.955307]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  416.960419]  ? debug_object_assert_init+0x368/0x4b0
[  416.965438]  ? debug_object_init_on_stack+0x20/0x20
[  416.970459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.976005]  br_mdb_notify+0x310/0x410
[  416.979901]  ? br_mdb_dump+0x2530/0x2530
[  416.983982]  br_multicast_del_pg+0x3df/0x790
[  416.988404]  ? br_mdb_ip_get+0x940/0x940
[  416.992476]  ? kasan_check_write+0x14/0x20
[  416.997097]  ? do_raw_spin_lock+0xc1/0x200
[  417.001355]  br_multicast_port_group_expired+0x189/0x1e0
[  417.006818]  call_timer_fn+0x272/0x920
[  417.011040]  ? br_multicast_del_pg+0x790/0x790
[  417.015637]  ? process_timeout+0x40/0x40
[  417.019699]  ? find_held_lock+0x36/0x1c0
[  417.023773]  ? __run_timers+0x7da/0xc70
[  417.027753]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.032251]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.036750]  ? br_multicast_del_pg+0x790/0x790
[  417.041342]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  417.045931]  ? trace_hardirqs_on+0xbd/0x310
[  417.050269]  ? kasan_check_read+0x11/0x20
[  417.054421]  ? __run_timers+0x7da/0xc70
[  417.058400]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.063859]  ? br_multicast_del_pg+0x790/0x790
[  417.068455]  ? br_multicast_del_pg+0x790/0x790
[  417.073043]  __run_timers+0x7e5/0xc70
[  417.076866]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  417.082233]  ? compat_start_thread+0x80/0x80
[  417.086651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.092196]  ? _raw_spin_unlock_irq+0x60/0x80
[  417.096818]  ? finish_task_switch+0x1f5/0x900
[  417.101320]  ? finish_task_switch+0x1b5/0x900
[  417.105843]  ? __switch_to_asm+0x34/0x70
[  417.109920]  ? preempt_notifier_register+0x200/0x200
[  417.115033]  ? __switch_to_asm+0x34/0x70
[  417.119093]  ? __switch_to_asm+0x40/0x70
[  417.123163]  ? __switch_to_asm+0x34/0x70
[  417.127228]  ? __switch_to_asm+0x40/0x70
[  417.131289]  ? __switch_to_asm+0x34/0x70
[  417.135351]  ? __switch_to_asm+0x40/0x70
[  417.139418]  ? __switch_to_asm+0x40/0x70
[  417.143489]  ? pvclock_read_flags+0x160/0x160
[  417.147990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.153536]  ? check_preemption_disabled+0x48/0x200
[  417.158562]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  417.164101]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.169393]  ? rcu_pm_notify+0xc0/0xc0
[  417.173285]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.178827]  ? check_preemption_disabled+0x48/0x200
[  417.183855]  run_timer_softirq+0x52/0xb0
[  417.187951]  ? rcu_read_lock_sched_held+0x108/0x120
[  417.192976]  __do_softirq+0x30b/0xad8
[  417.196799]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  417.201909]  ? trace_hardirqs_off_caller+0x300/0x300
[  417.207030]  ? schedule+0x108/0x460
[  417.210662]  ? __schedule+0x1ed0/0x1ed0
[  417.214644]  ? trace_hardirqs_off+0xb8/0x300
[  417.219057]  ? ___might_sleep+0x1ed/0x300
[  417.223206]  ? smpboot_thread_fn+0x68b/0xa00
[  417.227617]  ? trace_hardirqs_on+0x310/0x310
[  417.232034]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.237575]  ? check_preemption_disabled+0x48/0x200
[  417.242595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.248144]  ? takeover_tasklets+0xa90/0xa90
[  417.252559]  run_ksoftirqd+0x94/0x100
[  417.256368]  smpboot_thread_fn+0x68b/0xa00
[  417.260612]  ? sort_range+0x30/0x30
[  417.264242]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  417.269349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.274899]  ? __kthread_parkme+0xfb/0x1a0
[  417.279149]  kthread+0x35a/0x420
[  417.282526]  ? sort_range+0x30/0x30
[  417.286153]  ? kthread_bind+0x40/0x40
[  417.289962]  ret_from_fork+0x3a/0x50
[  417.293699] warn_alloc_show_mem: 1 callbacks suppressed
[  417.293712] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  417.293714] Mem-Info:
[  417.293744] active_anon:54556 inactive_anon:372 isolated_anon:0
[  417.293744]  active_file:17 inactive_file:16 isolated_file:0
[  417.293744]  unevictable:0 dirty:0 writeback:0 unstable:0
[  417.293744]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  417.293744]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  417.293744]  free:13727 free_pcp:164 free_cma:0
[  417.299089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  417.299098] Call Trace:
[  417.306393] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  417.308800]  <IRQ>
[  417.341678] Node 0 
[  417.351047]  dump_stack+0x1c4/0x2b4
[  417.353631] 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
[  417.381205]  ? dump_stack_print_info.cold.2+0x52/0x52
[  417.383339] lowmem_reserve[]:
[  417.385583]  warn_alloc.cold.118+0xb7/0x1bd
[  417.389184]  0
[  417.414692]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  417.419864]  2815
[  417.422969]  ? lock_downgrade+0x900/0x900
[  417.427269]  6318
[  417.429076]  ? trace_hardirqs_off+0xb8/0x300
[  417.433896]  6318
[  417.435959]  ? trace_hardirqs_off+0xb8/0x300
[  417.442154]  __alloc_pages_slowpath+0x2667/0x2d80
[  417.446536] Node 0 
[  417.448643]  ? warn_alloc+0x120/0x120
[  417.453041] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  417.457909]  ? warn_alloc+0x120/0x120
[  417.460131] lowmem_reserve[]:
[  417.463933]  ? print_usage_bug+0xc0/0xc0
[  417.490488]  0 0
[  417.494305]  ? warn_alloc+0x120/0x120
[  417.497392]  3503
[  417.501444]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  417.501462]  ? print_usage_bug+0xc0/0xc0
[  417.503422]  3503
[  417.507224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.509271] Node 0 
[  417.514303]  ? check_preemption_disabled+0x48/0x200
[  417.518391] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  417.520437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.525954] lowmem_reserve[]:
[  417.528211]  ? should_fail+0x22d/0xd01
[  417.533205]  0
[  417.561592]  ? __lock_acquire+0x7ec/0x4ec0
[  417.567140]  0
[  417.570248]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.574117]  0
[  417.575943]  ? __lock_acquire+0x7ec/0x4ec0
[  417.580149]  0
[  417.581967]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.587046] Node 0 
[  417.588845]  ? __lock_acquire+0x7ec/0x4ec0
[  417.593067] DMA: 
[  417.594894]  ? should_fail+0x22d/0xd01
[  417.594934]  ? mark_held_locks+0x130/0x130
[  417.600024] 1*4kB 
[  417.602257]  ? mark_held_locks+0x130/0x130
[  417.606467] (U) 0*8kB 
[  417.608555]  ? graph_lock+0x170/0x170
[  417.612417] 0*16kB 
[  417.616646]  ? print_usage_bug+0xc0/0xc0
[  417.618777] 1*32kB 
[  417.623005]  ? find_held_lock+0x36/0x1c0
[  417.625480] (U) 
[  417.629277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.631493] 2*64kB 
[  417.635550]  ? check_preemption_disabled+0x48/0x200
[  417.637766] (U) 
[  417.641822]  ? check_preemption_disabled+0x48/0x200
[  417.643774] 1*128kB (U) 
[  417.649328]  ? __lock_is_held+0xb5/0x140
[  417.651535] 1*256kB (U) 
[  417.656568]  __alloc_pages_nodemask+0xa80/0xde0
[  417.658522] 0*512kB 
[  417.663538]  ? graph_lock+0x170/0x170
[  417.666320] 1*1024kB (U) 
[  417.670395]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  417.673044] 1*2048kB (M) 
[  417.677720]  ? graph_lock+0x170/0x170
[  417.680026] 3*4096kB (M) 
[  417.683839]  ? find_held_lock+0x36/0x1c0
[  417.686563] = 15908kB
[  417.686573] Node 0 
[  417.691592]  ? ____cache_alloc_node+0x1c7/0x1e0
[  417.694323] DMA32: 
[  417.698128]  ? lock_downgrade+0x900/0x900
[  417.700867] 3*4kB 
[  417.704928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.707313] (UM) 
[  417.709549]  cache_grow_begin+0x91/0x8c0
[  417.714198] 0*8kB 
[  417.716434]  ? do_raw_spin_unlock+0xa7/0x2f0
[  417.720558] 2*16kB 
[  417.722708]  fallback_alloc+0x203/0x2e0
[  417.728221] (M) 
[  417.730284]  ____cache_alloc_node+0x1c7/0x1e0
[  417.734323] 1*32kB 
[  417.736486]  kmem_cache_alloc_node+0xe3/0x730
[  417.740870] (M) 
[  417.743119]  ? ipv6_get_ifaddr+0x42e/0x620
[  417.747068] 3*64kB 
[  417.749046]  __alloc_skb+0x119/0x770
[  417.753517] (UM) 
[  417.755752]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.760227] 3*128kB 
[  417.762202]  ? skb_scrub_packet+0x490/0x490
[  417.766765] (M) 2*256kB 
[  417.769012]  ? lock_downgrade+0x900/0x900
[  417.772707] (M) 
[  417.774773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.780029] 3*512kB 
[  417.782350]  ? refcount_sub_and_test_checked+0x203/0x310
[  417.786646] (M) 
[  417.789315]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  417.793442] 4*1024kB 
[  417.795417]  ? addrconf_rs_timer+0x6f0/0x6f0
[  417.800929] (UM) 
[  417.803260]  ndisc_alloc_skb+0x144/0x340
[  417.808684] 3*2048kB 
[  417.810658]  ndisc_send_rs+0x331/0x6e0
[  417.816250] (M) 3*4096kB 
[  417.818671]  addrconf_rs_timer+0x3c0/0x6f0
[  417.823053] (M) = 25228kB
[  417.825139]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.829193] Node 0 
[  417.831614]  call_timer_fn+0x272/0x920
[  417.835464] Normal: 1169*4kB 
[  417.838231]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.842442] (MEH) 
[  417.845203]  ? process_timeout+0x40/0x40
[  417.849416] 563*8kB 
[  417.851644]  ? find_held_lock+0x36/0x1c0
[  417.851668]  ? __run_timers+0x7da/0xc70
[  417.855528] (UME) 195*16kB 
[  417.858646]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.862858] (ME) 
[  417.865005]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.869057] 41*32kB 
[  417.871389]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.875422] (UM) 
[  417.879397]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  417.882305] 3*64kB 
[  417.886795]  ? trace_hardirqs_on+0xbd/0x310
[  417.888836] (UM) 
[  417.893837]  ? kasan_check_read+0x11/0x20
[  417.896147] 0*128kB 
[  417.900378]  ? __run_timers+0x7da/0xc70
[  417.902420] 0*256kB 
[  417.906998]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.909213] 0*512kB 
[  417.913542]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  417.915581] 0*1024kB 
[  417.919729]  __run_timers+0x7e5/0xc70
[  417.922029] 0*2048kB 0*4096kB 
[  417.926021]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  417.928315] = 13804kB
[  417.933763]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  417.936075] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  417.940301]  ? graph_lock+0x170/0x170
[  417.942701] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  417.946488]  ? enqueue_hrtimer+0x1a5/0x560
[  417.949663] 412 total pagecache pages
[  417.955019]  ? lock_release+0x970/0x970
[  417.957420] 0 pages in swap cache
[  417.962426]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  417.971244] Swap cache stats: add 0, delete 0, find 0/0
[  417.971254] Free swap  = 0kB
[  417.975054]  ? find_held_lock+0x36/0x1c0
[  417.983598] Total swap = 0kB
[  417.983607] 1965979 pages RAM
[  417.987840]  ? graph_lock+0x170/0x170
[  417.991624] 0 pages HighMem/MovableOnly
[  417.995594]  ? pvclock_read_flags+0x160/0x160
[  417.999505] 343324 pages reserved
[  417.999514] 0 pages cma reserved
[  418.004710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.010245] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.013065]  ? check_preemption_disabled+0x48/0x200
[  418.017115] ksoftirqd/1 cpuset=
[  418.020145]  ? __lock_is_held+0xb5/0x140
[  418.023219] /
[  418.027019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.030992]  mems_allowed=0
[  418.035484]  ? check_preemption_disabled+0x48/0x200
[  418.085690]  run_timer_softirq+0x52/0xb0
[  418.089754]  ? rcu_read_lock_sched_held+0x108/0x120
[  418.094774]  __do_softirq+0x30b/0xad8
[  418.098591]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  418.103728]  ? pvclock_read_flags+0x160/0x160
[  418.108226]  ? lapic_next_event+0x5a/0x90
[  418.112397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.117934]  ? check_preemption_disabled+0x48/0x200
[  418.122954]  ? check_preemption_disabled+0x48/0x200
[  418.127977]  ? kvm_clock_read+0x18/0x30
[  418.131990]  ? kvm_sched_clock_read+0x9/0x20
[  418.136422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.141962]  ? check_preemption_disabled+0x48/0x200
[  418.146997]  irq_exit+0x17f/0x1c0
[  418.150460]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.155311]  ? smp_reschedule_interrupt+0x109/0x650
[  418.160331]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.166217]  ? interrupt_entry+0xb5/0xf0
[  418.170285]  ? trace_hardirqs_off_caller+0xbb/0x300
[  418.175302]  ? trace_hardirqs_off_caller+0xbb/0x300
[  418.180326]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.185196]  ? trace_hardirqs_off+0x300/0x300
[  418.189700]  ? trace_hardirqs_off+0x300/0x300
[  418.194197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.199735]  ? check_preemption_disabled+0x48/0x200
[  418.204752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.210305]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.215170]  apic_timer_interrupt+0xf/0x20
[  418.219414]  </IRQ>
[  418.221667] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  418.226604] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  418.245508] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  418.253261] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  418.260526] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  418.267793] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  418.275059] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  418.282326] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  418.289640]  skb_clone+0x1bb/0x500
[  418.293358]  ? skb_split+0x11e0/0x11e0
[  418.297254]  ? check_preemption_disabled+0x48/0x200
[  418.302289]  ? __this_cpu_preempt_check+0x1c/0x1f
[  418.307147]  ? __bpf_redirect+0x54b/0xb20
[  418.311309]  bpf_clone_redirect+0xb9/0x490
[  418.315561]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  418.320583]  ? __sched_text_start+0x8/0x8
[  418.324752]  ? retint_kernel+0x2d/0x2d
[  418.328654]  ? find_held_lock+0x36/0x1c0
[  418.332736]  ? lock_acquire+0x1ed/0x520
[  418.336709]  ? bpf_test_run+0x32e/0x5a0
[  418.340689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.346227]  ? check_preemption_disabled+0x48/0x200
[  418.351253]  ? kasan_check_read+0x11/0x20
[  418.355409]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  418.360702]  ? rcu_bh_qs+0xc0/0xc0
[  418.364245]  ? preempt_schedule+0x4d/0x60
[  418.368415]  ? ___preempt_schedule+0x16/0x18
[  418.372849]  ? bpf_test_run+0x1c0/0x5a0
[  418.376855]  ? netlink_diag_dump+0x2a0/0x2a0
[  418.381274]  ? bpf_prog_test_run_skb+0x295/0xb40
[  418.386034]  ? bpf_prog_test_run_skb+0x634/0xb40
[  418.390802]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  418.395644]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  418.401181]  ? fput+0x130/0x1a0
[  418.404465]  ? __bpf_prog_get+0x9b/0x290
[  418.408532]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  418.413377]  ? bpf_prog_test_run+0x130/0x1a0
[  418.417803]  ? __x64_sys_bpf+0x3d8/0x510
[  418.421867]  ? bpf_prog_get+0x20/0x20
[  418.425693]  ? do_syscall_64+0x1b9/0x820
[  418.429761]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  418.435137]  ? syscall_return_slowpath+0x5e0/0x5e0
[  418.440068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.444919]  ? trace_hardirqs_off+0x300/0x300
[  418.449422]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  418.454446]  ? prepare_exit_to_usermode+0x291/0x3b0
[  418.459471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.464326]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  418.469710] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  418.469795] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  418.476579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.476584] Call Trace:
[  418.476604]  dump_stack+0x1c4/0x2b4
[  418.476621]  ? dump_stack_print_info.cold.2+0x52/0x52
[  418.476648]  warn_alloc.cold.118+0xb7/0x1bd
[  418.483220] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.492483]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.495047] syz-executor1 cpuset=
[  418.498674]  ? lock_downgrade+0x900/0x900
[  418.503840] syz1
[  418.508162]  ? trace_hardirqs_off+0xb8/0x300
[  418.518617]  mems_allowed=0
[  418.540318]  ? trace_hardirqs_off+0xb8/0x300
[  418.544741]  __alloc_pages_slowpath+0x2667/0x2d80
[  418.549630]  ? warn_alloc+0x120/0x120
[  418.553444]  ? warn_alloc+0x120/0x120
[  418.557250]  ? print_usage_bug+0xc0/0xc0
[  418.561312]  ? warn_alloc+0x120/0x120
[  418.565122]  ? print_usage_bug+0xc0/0xc0
[  418.569206]  ? check_usage+0x1a9/0x790
[  418.573182]  ? check_usage+0x1a9/0x790
[  418.577084]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.582643]  ? should_fail+0x22d/0xd01
[  418.586542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.591646]  ? __lock_acquire+0x7ec/0x4ec0
[  418.595897]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.601000]  ? __lock_acquire+0x7ec/0x4ec0
[  418.605238]  ? should_fail+0x22d/0xd01
[  418.609144]  ? mark_held_locks+0x130/0x130
[  418.613396]  ? mark_held_locks+0x130/0x130
[  418.617643]  ? graph_lock+0x170/0x170
[  418.621453]  ? ret_from_fork+0x3a/0x50
[  418.625342]  ? __lock_acquire+0x7ec/0x4ec0
[  418.629583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.635136]  ? check_preemption_disabled+0x48/0x200
[  418.640152]  ? check_preemption_disabled+0x48/0x200
[  418.645181]  ? __lock_is_held+0xb5/0x140
[  418.649253]  __alloc_pages_nodemask+0xa80/0xde0
[  418.653931]  ? graph_lock+0x170/0x170
[  418.657739]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  418.662886]  ? graph_lock+0x170/0x170
[  418.667049]  ? find_held_lock+0x36/0x1c0
[  418.671135]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.675809]  ? lock_downgrade+0x900/0x900
[  418.679969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.685514]  cache_grow_begin+0x91/0x8c0
[  418.689579]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.693999]  fallback_alloc+0x203/0x2e0
[  418.697988]  ____cache_alloc_node+0x1c7/0x1e0
[  418.702494]  kmem_cache_alloc_node+0xe3/0x730
[  418.706993]  ? mark_held_locks+0xc7/0x130
[  418.711157]  __alloc_skb+0x119/0x770
[  418.714886]  ? skb_scrub_packet+0x490/0x490
[  418.719210]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  418.723801]  ? queue_work_on+0x12c/0x1e0
[  418.727870]  ? switchdev_port_obj_del+0xdc/0x450
[  418.732637]  ? switchdev_trans_item_enqueue+0x260/0x260
[  418.738010]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  418.743036]  __br_mdb_notify+0x4ff/0x15d0
[  418.747188]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  418.752304]  ? __br_mdb_add+0x800/0x800
[  418.756288]  ? kasan_check_write+0x14/0x20
[  418.760530]  ? do_raw_spin_lock+0xc1/0x200
[  418.764773]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  418.769884]  ? debug_object_assert_init+0x368/0x4b0
[  418.774907]  ? debug_object_init_on_stack+0x20/0x20
[  418.779945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.785491]  br_mdb_notify+0x310/0x410
[  418.789385]  ? br_mdb_dump+0x2530/0x2530
[  418.793464]  br_multicast_del_pg+0x3df/0x790
[  418.797888]  ? br_mdb_ip_get+0x940/0x940
[  418.801960]  ? kasan_check_write+0x14/0x20
[  418.806199]  ? do_raw_spin_lock+0xc1/0x200
[  418.810444]  br_multicast_port_group_expired+0x189/0x1e0
[  418.815911]  call_timer_fn+0x272/0x920
[  418.819800]  ? br_multicast_del_pg+0x790/0x790
[  418.824385]  ? process_timeout+0x40/0x40
[  418.828450]  ? find_held_lock+0x36/0x1c0
[  418.832523]  ? __run_timers+0x7da/0xc70
[  418.836503]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.841002]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.845495]  ? br_multicast_del_pg+0x790/0x790
[  418.850083]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  418.854680]  ? trace_hardirqs_on+0xbd/0x310
[  418.859003]  ? kasan_check_read+0x11/0x20
[  418.863155]  ? __run_timers+0x7da/0xc70
[  418.867140]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.872601]  ? br_multicast_del_pg+0x790/0x790
[  418.877196]  ? br_multicast_del_pg+0x790/0x790
[  418.881782]  __run_timers+0x7e5/0xc70
[  418.885604]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  418.891059]  ? compat_start_thread+0x80/0x80
[  418.895484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.901031]  ? _raw_spin_unlock_irq+0x60/0x80
[  418.905539]  ? finish_task_switch+0x1f5/0x900
[  418.910038]  ? finish_task_switch+0x1b5/0x900
[  418.914536]  ? __switch_to_asm+0x34/0x70
[  418.918606]  ? preempt_notifier_register+0x200/0x200
[  418.923714]  ? __switch_to_asm+0x34/0x70
[  418.927774]  ? __switch_to_asm+0x40/0x70
[  418.931836]  ? __switch_to_asm+0x34/0x70
[  418.935903]  ? __switch_to_asm+0x40/0x70
[  418.939969]  ? __switch_to_asm+0x34/0x70
[  418.944033]  ? __switch_to_asm+0x40/0x70
[  418.948095]  ? __switch_to_asm+0x40/0x70
[  418.952195]  ? pvclock_read_flags+0x160/0x160
[  418.956695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.962238]  ? check_preemption_disabled+0x48/0x200
[  418.967274]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  418.972812]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  418.978096]  ? rcu_pm_notify+0xc0/0xc0
[  418.982000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.987537]  ? check_preemption_disabled+0x48/0x200
[  418.992564]  run_timer_softirq+0x52/0xb0
[  418.996629]  ? rcu_read_lock_sched_held+0x108/0x120
[  419.001653]  __do_softirq+0x30b/0xad8
[  419.005473]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  419.010592]  ? trace_hardirqs_off_caller+0x300/0x300
[  419.015708]  ? schedule+0x108/0x460
[  419.019340]  ? __schedule+0x1ed0/0x1ed0
[  419.023324]  ? trace_hardirqs_off+0xb8/0x300
[  419.027741]  ? ___might_sleep+0x1ed/0x300
[  419.031894]  ? smpboot_thread_fn+0x68b/0xa00
[  419.036306]  ? trace_hardirqs_on+0x310/0x310
[  419.040722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.046261]  ? check_preemption_disabled+0x48/0x200
[  419.051282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.056826]  ? takeover_tasklets+0xa90/0xa90
[  419.061245]  run_ksoftirqd+0x94/0x100
[  419.065054]  smpboot_thread_fn+0x68b/0xa00
[  419.069297]  ? sort_range+0x30/0x30
[  419.072940]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  419.078045]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.083583]  ? __kthread_parkme+0xfb/0x1a0
[  419.087825]  kthread+0x35a/0x420
[  419.091196]  ? sort_range+0x30/0x30
[  419.094826]  ? kthread_bind+0x40/0x40
[  419.098634]  ret_from_fork+0x3a/0x50
[  419.102373] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  419.102379] warn_alloc_show_mem: 1 callbacks suppressed
[  419.102384] Mem-Info:
[  419.102414] active_anon:54556 inactive_anon:372 isolated_anon:0
[  419.102414]  active_file:17 inactive_file:16 isolated_file:0
[  419.102414]  unevictable:0 dirty:0 writeback:0 unstable:0
[  419.102414]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  419.102414]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  419.102414]  free:13727 free_pcp:164 free_cma:0
[  419.109688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  419.115062] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  419.117466] Call Trace:
[  419.150339] Node 0 
[  419.159687]  <IRQ>
[  419.187286] 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
[  419.189856]  dump_stack+0x1c4/0x2b4
[  419.192068] lowmem_reserve[]:
[  419.194214]  ? dump_stack_print_info.cold.2+0x52/0x52
[  419.219697]  0
[  419.223338]  warn_alloc.cold.118+0xb7/0x1bd
[  419.226418]  2815
[  419.231605]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  419.233392]  6318
[  419.237713]  ? lock_downgrade+0x900/0x900
[  419.239759]  6318
[  419.244607]  ? trace_hardirqs_off+0xb8/0x300
[  419.250804]  ? trace_hardirqs_off+0xb8/0x300
[  419.252850] Node 0 
[  419.257261]  __alloc_pages_slowpath+0x2667/0x2d80
[  419.261676] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  419.263929]  ? warn_alloc+0x120/0x120
[  419.268724] lowmem_reserve[]:
[  419.295283]  ? trace_hardirqs_on+0x310/0x310
[  419.299075]  0
[  419.302191]  ? warn_alloc+0x120/0x120
[  419.306586]  0 3503
[  419.308416]  ? print_usage_bug+0xc0/0xc0
[  419.312221]  3503
[  419.314466]  ? warn_alloc+0x120/0x120
[  419.318523] Node 0 
[  419.320594]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  419.320611]  ? print_usage_bug+0xc0/0xc0
[  419.324432] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  419.326655]  ? __lock_acquire+0x7ec/0x4ec0
[  419.331655] lowmem_reserve[]: 0
[  419.335740]  ? __lock_acquire+0x7ec/0x4ec0
[  419.364093]  0 0
[  419.368393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.371649]  0
[  419.375906]  ? should_fail+0x22d/0xd01
[  419.377875] Node 0 
[  419.383428]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.385219] DMA: 1*4kB 
[  419.389149]  ? __lock_acquire+0x7ec/0x4ec0
[  419.391391] (U) 
[  419.396507]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.399079] 0*8kB 0*16kB 
[  419.403358]  ? __lock_acquire+0x7ec/0x4ec0
[  419.405320] 1*32kB (U) 
[  419.410441]  ? should_fail+0x22d/0xd01
[  419.410458]  ? print_usage_bug+0xc0/0xc0
[  419.413212] 2*64kB (U) 
[  419.417474]  ? mark_held_locks+0x130/0x130
[  419.420040] 1*128kB (U) 
[  419.423948]  ? mark_held_locks+0x130/0x130
[  419.427995] 1*256kB (U) 
[  419.430605]  ? graph_lock+0x170/0x170
[  419.434822] 0*512kB 1*1024kB 
[  419.437515]  ? print_usage_bug+0xc0/0xc0
[  419.441736] (U) 1*2048kB 
[  419.444430]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  419.448214] (M) 3*4096kB 
[  419.451348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.455395] (M) = 15908kB
[  419.458176]  ? check_preemption_disabled+0x48/0x200
[  419.462924] Node 0 
[  419.465689]  ? check_preemption_disabled+0x48/0x200
[  419.465715]  ? __lock_is_held+0xb5/0x140
[  419.471248] DMA32: 3*4kB 
[  419.474029]  __alloc_pages_nodemask+0xa80/0xde0
[  419.479033] (UM) 
[  419.481279]  ? graph_lock+0x170/0x170
[  419.486280] 0*8kB 2*16kB 
[  419.490368]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  419.493144] (M) 1*32kB 
[  419.497825]  ? graph_lock+0x170/0x170
[  419.497856]  ? find_held_lock+0x36/0x1c0
[  419.499904] (M) 3*64kB 
[  419.503733]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.506480] (UM) 
[  419.511505]  ? lock_downgrade+0x900/0x900
[  419.514080] 3*128kB (M) 
[  419.517929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.521972] 2*256kB (M) 
[  419.524579]  cache_grow_begin+0x91/0x8c0
[  419.529232] 3*512kB (M) 
[  419.531316]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.535510] 4*1024kB (UM) 
[  419.538208]  fallback_alloc+0x203/0x2e0
[  419.543726] 3*2048kB (M) 
[  419.546425]  ____cache_alloc_node+0x1c7/0x1e0
[  419.550723] 3*4096kB (M) 
[  419.553419]  kmem_cache_alloc_node+0xe3/0x730
[  419.557811] = 25228kB
[  419.557820] Node 0 
[  419.560677]  ? ipv6_get_ifaddr+0x42e/0x620
[  419.564638] Normal: 1169*4kB 
[  419.567421]  __alloc_skb+0x119/0x770
[  419.571909] (MEH) 563*8kB 
[  419.574716]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  419.579202] (UME) 195*16kB 
[  419.581643]  ? skb_scrub_packet+0x490/0x490
[  419.583873] (ME) 
[  419.588142]  ? lock_downgrade+0x900/0x900
[  419.588165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.591259] 41*32kB (UM) 
[  419.595098]  ? refcount_sub_and_test_checked+0x203/0x310
[  419.597983] 3*64kB (UM) 
[  419.603290]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  419.606219] 0*128kB 
[  419.610555]  ? addrconf_rs_timer+0x6f0/0x6f0
[  419.612608] 0*256kB 0*512kB 
[  419.616789]  ndisc_alloc_skb+0x144/0x340
[  419.622309] 0*1024kB 0*2048kB 
[  419.625129]  ndisc_send_rs+0x331/0x6e0
[  419.630628] 0*4096kB = 13804kB
[  419.633345]  addrconf_rs_timer+0x3c0/0x6f0
[  419.639227] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  419.641564]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.646249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  419.646259] 412 total pagecache pages
[  419.649300]  call_timer_fn+0x272/0x920
[  419.653414] 0 pages in swap cache
[  419.656616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.660608] Swap cache stats: add 0, delete 0, find 0/0
[  419.660618] Free swap  = 0kB
[  419.663825]  ? process_timeout+0x40/0x40
[  419.668481] Total swap = 0kB
[  419.668490] 1965979 pages RAM
[  419.677334]  ? find_held_lock+0x36/0x1c0
[  419.677359]  ? __run_timers+0x7da/0xc70
[  419.681576] 0 pages HighMem/MovableOnly
[  419.681586] 343324 pages reserved
[  419.690286]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.694082] 0 pages cma reserved
[  419.698003]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.701686] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.705702]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.711058] ksoftirqd/1 cpuset=
[  419.714090]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  419.718169] /
[  419.721200]  ? trace_hardirqs_on+0xbd/0x310
[  419.724299]  mems_allowed=0
[  419.728359]  ? kasan_check_read+0x11/0x20
[  419.728378]  ? __run_timers+0x7da/0xc70
[  419.791970]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.797504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.801766]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  419.806016]  __run_timers+0x7e5/0xc70
[  419.809846]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  419.815230]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.820278]  ? graph_lock+0x170/0x170
[  419.824139]  ? enqueue_hrtimer+0x1a5/0x560
[  419.828451]  ? lock_release+0x970/0x970
[  419.832443]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  419.837668]  ? find_held_lock+0x36/0x1c0
[  419.841750]  ? graph_lock+0x170/0x170
[  419.845570]  ? pvclock_read_flags+0x160/0x160
[  419.850081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.855667]  ? check_preemption_disabled+0x48/0x200
[  419.860774]  ? __lock_is_held+0xb5/0x140
[  419.864852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.870527]  ? check_preemption_disabled+0x48/0x200
[  419.875567]  run_timer_softirq+0x52/0xb0
[  419.879707]  ? rcu_read_lock_sched_held+0x108/0x120
[  419.884748]  __do_softirq+0x30b/0xad8
[  419.888576]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  419.894262]  ? pvclock_read_flags+0x160/0x160
[  419.898778]  ? lapic_next_event+0x5a/0x90
[  419.902942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.908493]  ? check_preemption_disabled+0x48/0x200
[  419.913523]  ? check_preemption_disabled+0x48/0x200
[  419.918651]  ? kvm_clock_read+0x18/0x30
[  419.922643]  ? kvm_sched_clock_read+0x9/0x20
[  419.927068]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.932707]  ? check_preemption_disabled+0x48/0x200
[  419.937754]  irq_exit+0x17f/0x1c0
[  419.941230]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.946093]  ? smp_reschedule_interrupt+0x109/0x650
[  419.951173]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.957075]  ? interrupt_entry+0xb5/0xf0
[  419.961188]  ? trace_hardirqs_off_caller+0xbb/0x300
[  419.966225]  ? trace_hardirqs_off_caller+0xbb/0x300
[  419.971264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.976150]  ? trace_hardirqs_off+0x300/0x300
[  419.980774]  ? trace_hardirqs_off+0x300/0x300
[  419.985293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.990846]  ? check_preemption_disabled+0x48/0x200
[  419.995877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.001687]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.006559]  apic_timer_interrupt+0xf/0x20
[  420.010806]  </IRQ>
[  420.013060] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  420.018005] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  420.036921] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  420.044646] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  420.051927] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  420.059227] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  420.066519] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  420.073801] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  420.081158]  skb_clone+0x1bb/0x500
[  420.084728]  ? skb_split+0x11e0/0x11e0
[  420.088631]  ? check_preemption_disabled+0x48/0x200
[  420.093737]  ? __this_cpu_preempt_check+0x1c/0x1f
[  420.098602]  ? __bpf_redirect+0x54b/0xb20
[  420.102775]  bpf_clone_redirect+0xb9/0x490
[  420.107034]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  420.112075]  ? __sched_text_start+0x8/0x8
[  420.116271]  ? retint_kernel+0x2d/0x2d
[  420.120186]  ? find_held_lock+0x36/0x1c0
[  420.124271]  ? lock_acquire+0x1ed/0x520
[  420.128268]  ? bpf_test_run+0x32e/0x5a0
[  420.132271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.137827]  ? check_preemption_disabled+0x48/0x200
[  420.142864]  ? kasan_check_read+0x11/0x20
[  420.147037]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.152420]  ? rcu_bh_qs+0xc0/0xc0
[  420.155980]  ? preempt_schedule+0x4d/0x60
[  420.160164]  ? ___preempt_schedule+0x16/0x18
[  420.164607]  ? bpf_test_run+0x1c0/0x5a0
[  420.168641]  ? netlink_diag_dump+0x2a0/0x2a0
[  420.173075]  ? bpf_prog_test_run_skb+0x295/0xb40
[  420.177879]  ? bpf_prog_test_run_skb+0x634/0xb40
[  420.182662]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  420.187524]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  420.193074]  ? fput+0x130/0x1a0
[  420.196401]  ? __bpf_prog_get+0x9b/0x290
[  420.200540]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  420.205416]  ? bpf_prog_test_run+0x130/0x1a0
[  420.209869]  ? __x64_sys_bpf+0x3d8/0x510
[  420.213950]  ? bpf_prog_get+0x20/0x20
[  420.217787]  ? do_syscall_64+0x1b9/0x820
[  420.221863]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  420.227245]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.232258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.237146]  ? trace_hardirqs_off+0x300/0x300
[  420.241822]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  420.246854]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.251896]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.256769]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  420.262185] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  420.262277] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  420.269051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.269057] Call Trace:
[  420.269078]  dump_stack+0x1c4/0x2b4
[  420.269092]  ? dump_stack_print_info.cold.2+0x52/0x52
[  420.269154]  warn_alloc.cold.118+0xb7/0x1bd
[  420.275757] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.285042]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.287622] syz-executor1 cpuset=
[  420.291264]  ? lock_downgrade+0x900/0x900
[  420.296450] syz1
[  420.300796]  ? trace_hardirqs_off+0xb8/0x300
[  420.311275]  mems_allowed=0
[  420.316162]  ? trace_hardirqs_off+0xb8/0x300
[  420.338048]  __alloc_pages_slowpath+0x2667/0x2d80
[  420.342952]  ? warn_alloc+0x120/0x120
[  420.346782]  ? warn_alloc+0x120/0x120
[  420.350615]  ? print_usage_bug+0xc0/0xc0
[  420.354716]  ? warn_alloc+0x120/0x120
[  420.358536]  ? print_usage_bug+0xc0/0xc0
[  420.362619]  ? __lock_is_held+0xb5/0x140
[  420.366708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.372288]  ? should_fail+0x22d/0xd01
[  420.376203]  ? __lock_acquire+0x7ec/0x4ec0
[  420.380597]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.385721]  ? __lock_acquire+0x7ec/0x4ec0
[  420.390278]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.395400]  ? __lock_acquire+0x7ec/0x4ec0
[  420.399901]  ? should_fail+0x22d/0xd01
[  420.403826]  ? mark_held_locks+0x130/0x130
[  420.408087]  ? mark_held_locks+0x130/0x130
[  420.412513]  ? graph_lock+0x170/0x170
[  420.416768]  ? print_usage_bug+0xc0/0xc0
[  420.420963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.427093]  ? check_preemption_disabled+0x48/0x200
[  420.432268]  ? check_preemption_disabled+0x48/0x200
[  420.437323]  ? __lock_is_held+0xb5/0x140
[  420.441416]  __alloc_pages_nodemask+0xa80/0xde0
[  420.446135]  ? graph_lock+0x170/0x170
[  420.449966]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  420.454997]  ? graph_lock+0x170/0x170
[  420.458919]  ? find_held_lock+0x36/0x1c0
[  420.463011]  ? ____cache_alloc_node+0x1c7/0x1e0
[  420.467704]  ? lock_downgrade+0x900/0x900
[  420.471888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.477466]  cache_grow_begin+0x91/0x8c0
[  420.481556]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.485998]  fallback_alloc+0x203/0x2e0
[  420.490007]  ____cache_alloc_node+0x1c7/0x1e0
[  420.494537]  kmem_cache_alloc_node+0xe3/0x730
[  420.499062]  ? ipv6_get_ifaddr+0x42e/0x620
[  420.503368]  __alloc_skb+0x119/0x770
[  420.507128]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.512433]  ? skb_scrub_packet+0x490/0x490
[  420.516793]  ? lock_downgrade+0x900/0x900
[  420.520974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.526530]  ? refcount_sub_and_test_checked+0x203/0x310
[  420.532021]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  420.537653]  ? addrconf_rs_timer+0x6f0/0x6f0
[  420.542093]  ndisc_alloc_skb+0x144/0x340
[  420.546212]  ndisc_send_rs+0x331/0x6e0
[  420.550158]  addrconf_rs_timer+0x3c0/0x6f0
[  420.554423]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.558701]  call_timer_fn+0x272/0x920
[  420.562623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.566887]  ? process_timeout+0x40/0x40
[  420.570986]  ? find_held_lock+0x36/0x1c0
[  420.575083]  ? __run_timers+0x7da/0xc70
[  420.579141]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.583779]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.588314]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.592584]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  420.597190]  ? trace_hardirqs_on+0xbd/0x310
[  420.601525]  ? kasan_check_read+0x11/0x20
[  420.605695]  ? __run_timers+0x7da/0xc70
[  420.609752]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.615234]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.619485]  __run_timers+0x7e5/0xc70
[  420.623316]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  420.628691]  ? compat_start_thread+0x80/0x80
[  420.633147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.638807]  ? _raw_spin_unlock_irq+0x60/0x80
[  420.643435]  ? finish_task_switch+0x1f5/0x900
[  420.647948]  ? finish_task_switch+0x1b5/0x900
[  420.652567]  ? __switch_to_asm+0x34/0x70
[  420.656652]  ? preempt_notifier_register+0x200/0x200
[  420.661770]  ? __switch_to_asm+0x34/0x70
[  420.665845]  ? __switch_to_asm+0x40/0x70
[  420.669925]  ? __switch_to_asm+0x34/0x70
[  420.673998]  ? __switch_to_asm+0x40/0x70
[  420.678071]  ? __switch_to_asm+0x34/0x70
[  420.682174]  ? __switch_to_asm+0x40/0x70
[  420.686350]  ? __switch_to_asm+0x40/0x70
[  420.690437]  ? pvclock_read_flags+0x160/0x160
[  420.695088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.700667]  ? check_preemption_disabled+0x48/0x200
[  420.705712]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  420.711263]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.716561]  ? rcu_pm_notify+0xc0/0xc0
[  420.720464]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.726016]  ? check_preemption_disabled+0x48/0x200
[  420.731062]  run_timer_softirq+0x52/0xb0
[  420.735160]  ? rcu_read_lock_sched_held+0x108/0x120
[  420.740206]  __do_softirq+0x30b/0xad8
[  420.744039]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  420.749168]  ? trace_hardirqs_off_caller+0x300/0x300
[  420.754444]  ? schedule+0x108/0x460
[  420.758095]  ? __schedule+0x1ed0/0x1ed0
[  420.762253]  ? trace_hardirqs_off+0xb8/0x300
[  420.766684]  ? ___might_sleep+0x1ed/0x300
[  420.770850]  ? smpboot_thread_fn+0x68b/0xa00
[  420.775282]  ? trace_hardirqs_on+0x310/0x310
[  420.779706]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.785255]  ? check_preemption_disabled+0x48/0x200
[  420.790288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.795847]  ? takeover_tasklets+0xa90/0xa90
[  420.800284]  run_ksoftirqd+0x94/0x100
[  420.804098]  smpboot_thread_fn+0x68b/0xa00
[  420.808381]  ? sort_range+0x30/0x30
[  420.812140]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  420.817425]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.822979]  ? __kthread_parkme+0xfb/0x1a0
[  420.827244]  kthread+0x35a/0x420
[  420.830742]  ? sort_range+0x30/0x30
[  420.834385]  ? kthread_bind+0x40/0x40
[  420.838217]  ret_from_fork+0x3a/0x50
[  420.841976] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  420.841982] warn_alloc_show_mem: 1 callbacks suppressed
[  420.841989] Mem-Info:
[  420.849403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.854795] active_anon:54556 inactive_anon:372 isolated_anon:0
[  420.854795]  active_file:17 inactive_file:16 isolated_file:0
[  420.854795]  unevictable:0 dirty:0 writeback:0 unstable:0
[  420.854795]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  420.854795]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  420.854795]  free:13727 free_pcp:164 free_cma:0
[  420.857192] Call Trace:
[  420.866711] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  420.899662]  <IRQ>
[  420.902258] Node 0 
[  420.929927]  dump_stack+0x1c4/0x2b4
[  420.932098] 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
[  420.934324]  ? dump_stack_print_info.cold.2+0x52/0x52
[  420.937936] lowmem_reserve[]: 0
[  420.963488]  warn_alloc.cold.118+0xb7/0x1bd
[  420.968673]  2815
[  420.971970]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.976274]  6318 6318
[  420.978365]  ? lock_downgrade+0x900/0x900
[  420.983336] Node 0 
[  420.985850]  ? trace_hardirqs_off+0xb8/0x300
[  420.990010] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  420.992237]  ? trace_hardirqs_off+0xb8/0x300
[  420.996634] lowmem_reserve[]:
[  421.023204]  __alloc_pages_slowpath+0x2667/0x2d80
[  421.027610]  0
[  421.030754]  ? warn_alloc+0x120/0x120
[  421.035555]  0 3503
[  421.037389]  ? trace_hardirqs_on+0x310/0x310
[  421.041169]  3503
[  421.043430]  ? warn_alloc+0x120/0x120
[  421.047838] Node 0 
[  421.049926]  ? print_usage_bug+0xc0/0xc0
[  421.053743] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  421.055965]  ? warn_alloc+0x120/0x120
[  421.060011] lowmem_reserve[]: 0
[  421.088493]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  421.088510]  ? print_usage_bug+0xc0/0xc0
[  421.092308]  0 0
[  421.095609]  ? __lock_acquire+0x7ec/0x4ec0
[  421.100619]  0
[  421.104702]  ? __lock_acquire+0x7ec/0x4ec0
[  421.106675] Node 0 
[  421.110922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.112782] DMA: 1*4kB 
[  421.117038]  ? should_fail+0x22d/0xd01
[  421.119269] (U) 
[  421.124817]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.127386] 0*8kB 0*16kB 
[  421.131296]  ? __lock_acquire+0x7ec/0x4ec0
[  421.133262] 1*32kB (U) 
[  421.138392]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.141150] 2*64kB (U) 
[  421.145407]  ? __lock_acquire+0x7ec/0x4ec0
[  421.147977] 1*128kB (U) 
[  421.153131]  ? should_fail+0x22d/0xd01
[  421.155709] 1*256kB (U) 
[  421.159959]  ? print_usage_bug+0xc0/0xc0
[  421.159985]  ? mark_held_locks+0x130/0x130
[  421.162643] 0*512kB 
[  421.166543]  ? mark_held_locks+0x130/0x130
[  421.169333] 1*1024kB 
[  421.173413]  ? graph_lock+0x170/0x170
[  421.177985] (U) 
[  421.180324]  ? print_usage_bug+0xc0/0xc0
[  421.184603] 1*2048kB (M) 
[  421.187035]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.187054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.191014] 3*4096kB (M) 
[  421.193151]  ? check_preemption_disabled+0x48/0x200
[  421.197202] = 15908kB
[  421.197212] Node 0 
[  421.199991]  ? check_preemption_disabled+0x48/0x200
[  421.204743] DMA32: 
[  421.210375]  ? __lock_is_held+0xb5/0x140
[  421.213149] 3*4kB 
[  421.218187]  __alloc_pages_nodemask+0xa80/0xde0
[  421.220590] (UM) 
[  421.222842]  ? graph_lock+0x170/0x170
[  421.227843] 0*8kB 2*16kB 
[  421.230136]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  421.234184] (M) 
[  421.236344]  ? graph_lock+0x170/0x170
[  421.236372]  ? find_held_lock+0x36/0x1c0
[  421.241039] 1*32kB (M) 
[  421.243158]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.246948] 3*64kB 
[  421.249717]  ? lock_downgrade+0x900/0x900
[  421.254849] (UM) 
[  421.256842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.260639] 3*128kB (M) 
[  421.264727]  cache_grow_begin+0x91/0x8c0
[  421.267294] 2*256kB (M) 
[  421.271987]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.274216] 3*512kB 
[  421.278392]  fallback_alloc+0x203/0x2e0
[  421.280441] (M) 
[  421.286002]  ____cache_alloc_node+0x1c7/0x1e0
[  421.288669] 4*1024kB 
[  421.292743]  kmem_cache_alloc_node+0xe3/0x730
[  421.295401] (UM) 
[  421.299822]  ? ipv6_get_ifaddr+0x42e/0x620
[  421.302155] 3*2048kB 
[  421.306170]  __alloc_skb+0x119/0x770
[  421.308156] (M) 
[  421.312666]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  421.315061] 3*4096kB (M) 
[  421.319754]  ? skb_scrub_packet+0x490/0x490
[  421.321805] = 25228kB
[  421.321815] Node 0 
[  421.326069]  ? lock_downgrade+0x900/0x900
[  421.328472] Normal: 
[  421.332201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.334166] 1169*4kB 
[  421.339458]  ? refcount_sub_and_test_checked+0x203/0x310
[  421.342206] (MEH) 
[  421.346540]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  421.348941] 563*8kB 
[  421.351215]  ? addrconf_rs_timer+0x6f0/0x6f0
[  421.355371] (UME) 
[  421.357723]  ndisc_alloc_skb+0x144/0x340
[  421.363235] 195*16kB (ME) 
[  421.365672]  ndisc_send_rs+0x331/0x6e0
[  421.371147] 41*32kB 
[  421.373313]  addrconf_rs_timer+0x3c0/0x6f0
[  421.378745] (UM) 3*64kB 
[  421.381130]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.385526] (UM) 
[  421.387698]  call_timer_fn+0x272/0x920
[  421.391749] 0*128kB 
[  421.394608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.398489] 0*256kB 
[  421.400827]  ? process_timeout+0x40/0x40
[  421.405047] 0*512kB 0*1024kB 
[  421.407739]  ? find_held_lock+0x36/0x1c0
[  421.412152] 0*2048kB 0*4096kB 
[  421.414277]  ? __run_timers+0x7da/0xc70
[  421.418249] = 13804kB
[  421.418265] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.420598]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.420612]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.420626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.420639]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  421.420654]  ? trace_hardirqs_on+0xbd/0x310
[  421.420669]  ? kasan_check_read+0x11/0x20
[  421.420683]  ? __run_timers+0x7da/0xc70
[  421.420697]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.420717]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.424952] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.424961] 412 total pagecache pages
[  421.427301]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  421.431622] 0 pages in swap cache
[  421.434940]  __run_timers+0x7e5/0xc70
[  421.439083] Swap cache stats: add 0, delete 0, find 0/0
[  421.442326]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  421.446293] Free swap  = 0kB
[  421.448723]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  421.457544] Total swap = 0kB
[  421.457554] 1965979 pages RAM
[  421.462065]  ? graph_lock+0x170/0x170
[  421.466547] 0 pages HighMem/MovableOnly
[  421.466556] 343324 pages reserved
[  421.470832]  ? enqueue_hrtimer+0x1a5/0x560
[  421.475414] 0 pages cma reserved
[  421.479753]  ? lock_release+0x970/0x970
[  421.483983] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.487885]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  421.493461] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.497728]  ? find_held_lock+0x36/0x1c0
[  421.506298] ksoftirqd/1 cpuset=
[  421.510144]  ? graph_lock+0x170/0x170
[  421.514371] /
[  421.517859]  ? pvclock_read_flags+0x160/0x160
[  421.521640]  mems_allowed=0
[  421.527014]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.617328]  ? check_preemption_disabled+0x48/0x200
[  421.622440]  ? __lock_is_held+0xb5/0x140
[  421.626520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.632072]  ? check_preemption_disabled+0x48/0x200
[  421.637160]  run_timer_softirq+0x52/0xb0
[  421.641238]  ? rcu_read_lock_sched_held+0x108/0x120
[  421.646274]  __do_softirq+0x30b/0xad8
[  421.650245]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  421.655375]  ? pvclock_read_flags+0x160/0x160
[  421.659900]  ? lapic_next_event+0x5a/0x90
[  421.664065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.669619]  ? check_preemption_disabled+0x48/0x200
[  421.674649]  ? check_preemption_disabled+0x48/0x200
[  421.679688]  ? kvm_clock_read+0x18/0x30
[  421.683680]  ? kvm_sched_clock_read+0x9/0x20
[  421.688142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.693703]  ? check_preemption_disabled+0x48/0x200
[  421.698755]  irq_exit+0x17f/0x1c0
[  421.702238]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.707100]  ? smp_reschedule_interrupt+0x109/0x650
[  421.712180]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.718091]  ? interrupt_entry+0xb5/0xf0
[  421.722198]  ? trace_hardirqs_off_caller+0xbb/0x300
[  421.727233]  ? trace_hardirqs_off_caller+0xbb/0x300
[  421.732271]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.737156]  ? trace_hardirqs_off+0x300/0x300
[  421.741668]  ? trace_hardirqs_off+0x300/0x300
[  421.746180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.751734]  ? check_preemption_disabled+0x48/0x200
[  421.756764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.762331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.767210]  apic_timer_interrupt+0xf/0x20
[  421.771461]  </IRQ>
[  421.773721] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  421.778671] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  421.797586] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  421.805315] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  421.812687] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  421.820031] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  421.827314] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  421.834599] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  421.841933]  skb_clone+0x1bb/0x500
[  421.845502]  ? skb_split+0x11e0/0x11e0
[  421.849410]  ? check_preemption_disabled+0x48/0x200
[  421.854449]  ? __this_cpu_preempt_check+0x1c/0x1f
[  421.859311]  ? __bpf_redirect+0x54b/0xb20
[  421.863490]  bpf_clone_redirect+0xb9/0x490
[  421.867754]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  421.872797]  ? __sched_text_start+0x8/0x8
[  421.876965]  ? retint_kernel+0x2d/0x2d
[  421.880878]  ? find_held_lock+0x36/0x1c0
[  421.884964]  ? lock_acquire+0x1ed/0x520
[  421.888952]  ? bpf_test_run+0x32e/0x5a0
[  421.893462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.899015]  ? check_preemption_disabled+0x48/0x200
[  421.904146]  ? kasan_check_read+0x11/0x20
[  421.908316]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  421.913613]  ? rcu_bh_qs+0xc0/0xc0
[  421.917176]  ? preempt_schedule+0x4d/0x60
[  421.921342]  ? ___preempt_schedule+0x16/0x18
[  421.925775]  ? bpf_test_run+0x1c0/0x5a0
[  421.929781]  ? netlink_diag_dump+0x2a0/0x2a0
[  421.934214]  ? bpf_prog_test_run_skb+0x295/0xb40
[  421.939050]  ? bpf_prog_test_run_skb+0x634/0xb40
[  421.943854]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  421.948713]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  421.954262]  ? fput+0x130/0x1a0
[  421.957559]  ? __bpf_prog_get+0x9b/0x290
[  421.961651]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  421.966511]  ? bpf_prog_test_run+0x130/0x1a0
[  421.970941]  ? __x64_sys_bpf+0x3d8/0x510
[  421.975018]  ? bpf_prog_get+0x20/0x20
[  421.978863]  ? do_syscall_64+0x1b9/0x820
[  421.982942]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  421.988328]  ? syscall_return_slowpath+0x5e0/0x5e0
[  421.993272]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.998412]  ? trace_hardirqs_off+0x300/0x300
[  422.002929]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  422.007964]  ? prepare_exit_to_usermode+0x291/0x3b0
[  422.013007]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.017874]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  422.023300] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  422.023391] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  422.030161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.030171] Call Trace:
[  422.036772] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  422.046035]  dump_stack+0x1c4/0x2b4
[  422.048617] syz-executor1 cpuset=
[  422.059193]  ? dump_stack_print_info.cold.2+0x52/0x52
[  422.062880] syz1
[  422.066362]  warn_alloc.cold.118+0xb7/0x1bd
[  422.071607]  mems_allowed=0
[  422.080888]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.085751]  ? lock_downgrade+0x900/0x900
[  422.089928]  ? trace_hardirqs_off+0xb8/0x300
[  422.094360]  ? trace_hardirqs_off+0xb8/0x300
[  422.098801]  __alloc_pages_slowpath+0x2667/0x2d80
[  422.103697]  ? warn_alloc+0x120/0x120
[  422.107520]  ? warn_alloc+0x120/0x120
[  422.111339]  ? print_usage_bug+0xc0/0xc0
[  422.115420]  ? warn_alloc+0x120/0x120
[  422.119250]  ? print_usage_bug+0xc0/0xc0
[  422.123334]  ? __lock_acquire+0x7ec/0x4ec0
[  422.127585]  ? __lock_acquire+0x7ec/0x4ec0
[  422.131845]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.137408]  ? should_fail+0x22d/0xd01
[  422.141410]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.146528]  ? __lock_acquire+0x7ec/0x4ec0
[  422.150784]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.155911]  ? __lock_acquire+0x7ec/0x4ec0
[  422.160168]  ? should_fail+0x22d/0xd01
[  422.164075]  ? print_usage_bug+0xc0/0xc0
[  422.168189]  ? mark_held_locks+0x130/0x130
[  422.172552]  ? mark_held_locks+0x130/0x130
[  422.176810]  ? graph_lock+0x170/0x170
[  422.180688]  ? print_usage_bug+0xc0/0xc0
[  422.184767]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.189541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.195096]  ? check_preemption_disabled+0x48/0x200
[  422.200185]  ? check_preemption_disabled+0x48/0x200
[  422.205239]  ? __lock_is_held+0xb5/0x140
[  422.209399]  __alloc_pages_nodemask+0xa80/0xde0
[  422.214091]  ? graph_lock+0x170/0x170
[  422.217940]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  422.223070]  ? graph_lock+0x170/0x170
[  422.226929]  ? find_held_lock+0x36/0x1c0
[  422.231018]  ? ____cache_alloc_node+0x1c7/0x1e0
[  422.235705]  ? lock_downgrade+0x900/0x900
[  422.239888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.245450]  cache_grow_begin+0x91/0x8c0
[  422.249533]  ? do_raw_spin_unlock+0xa7/0x2f0
[  422.254128]  fallback_alloc+0x203/0x2e0
[  422.258256]  ____cache_alloc_node+0x1c7/0x1e0
[  422.262796]  kmem_cache_alloc_node+0xe3/0x730
[  422.267311]  ? ipv6_get_ifaddr+0x42e/0x620
[  422.271698]  __alloc_skb+0x119/0x770
[  422.275495]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.280796]  ? skb_scrub_packet+0x490/0x490
[  422.285162]  ? lock_downgrade+0x900/0x900
[  422.289335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.294895]  ? refcount_sub_and_test_checked+0x203/0x310
[  422.300368]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  422.305840]  ? addrconf_rs_timer+0x6f0/0x6f0
[  422.310288]  ndisc_alloc_skb+0x144/0x340
[  422.314371]  ndisc_send_rs+0x331/0x6e0
[  422.318282]  addrconf_rs_timer+0x3c0/0x6f0
[  422.322546]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.326817]  call_timer_fn+0x272/0x920
[  422.330730]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.335060]  ? process_timeout+0x40/0x40
[  422.339160]  ? find_held_lock+0x36/0x1c0
[  422.343250]  ? __run_timers+0x7da/0xc70
[  422.347245]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.351755]  ? _raw_spin_unlock_irq+0x27/0x80
[  422.356379]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.360634]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  422.365236]  ? trace_hardirqs_on+0xbd/0x310
[  422.369571]  ? kasan_check_read+0x11/0x20
[  422.373811]  ? __run_timers+0x7da/0xc70
[  422.377805]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.383280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.387537]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  422.391792]  __run_timers+0x7e5/0xc70
[  422.395625]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  422.401014]  ? compat_start_thread+0x80/0x80
[  422.405449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.411014]  ? _raw_spin_unlock_irq+0x60/0x80
[  422.415550]  ? finish_task_switch+0x1f5/0x900
[  422.420074]  ? finish_task_switch+0x1b5/0x900
[  422.424628]  ? __switch_to_asm+0x34/0x70
[  422.428716]  ? preempt_notifier_register+0x200/0x200
[  422.433841]  ? __switch_to_asm+0x34/0x70
[  422.438030]  ? __switch_to_asm+0x40/0x70
[  422.442132]  ? __switch_to_asm+0x34/0x70
[  422.446253]  ? __switch_to_asm+0x40/0x70
[  422.450331]  ? __switch_to_asm+0x34/0x70
[  422.454407]  ? __switch_to_asm+0x40/0x70
[  422.458501]  ? __switch_to_asm+0x40/0x70
[  422.462700]  ? pvclock_read_flags+0x160/0x160
[  422.467238]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.472793]  ? check_preemption_disabled+0x48/0x200
[  422.477840]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  422.483396]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.488713]  ? rcu_pm_notify+0xc0/0xc0
[  422.492621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.498184]  ? check_preemption_disabled+0x48/0x200
[  422.503238]  run_timer_softirq+0x52/0xb0
[  422.507318]  ? rcu_read_lock_sched_held+0x108/0x120
[  422.512354]  __do_softirq+0x30b/0xad8
[  422.516187]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  422.521309]  ? trace_hardirqs_off_caller+0x300/0x300
[  422.526438]  ? schedule+0x108/0x460
[  422.530184]  ? __schedule+0x1ed0/0x1ed0
[  422.534188]  ? trace_hardirqs_off+0xb8/0x300
[  422.538614]  ? ___might_sleep+0x1ed/0x300
[  422.542775]  ? smpboot_thread_fn+0x68b/0xa00
[  422.547207]  ? trace_hardirqs_on+0x310/0x310
[  422.551697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.557250]  ? check_preemption_disabled+0x48/0x200
[  422.562284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.567907]  ? takeover_tasklets+0xa90/0xa90
[  422.572345]  run_ksoftirqd+0x94/0x100
[  422.576179]  smpboot_thread_fn+0x68b/0xa00
[  422.580436]  ? sort_range+0x30/0x30
[  422.584093]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  422.589249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.594805]  ? __kthread_parkme+0xfb/0x1a0
[  422.599066]  kthread+0x35a/0x420
[  422.602525]  ? sort_range+0x30/0x30
[  422.606184]  ? kthread_bind+0x40/0x40
[  422.610009]  ret_from_fork+0x3a/0x50
[  422.613763] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  422.613769] warn_alloc_show_mem: 1 callbacks suppressed
[  422.613777] Mem-Info:
[  422.621072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  422.626464] active_anon:54556 inactive_anon:372 isolated_anon:0
[  422.626464]  active_file:17 inactive_file:16 isolated_file:0
[  422.626464]  unevictable:0 dirty:0 writeback:0 unstable:0
[  422.626464]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  422.626464]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  422.626464]  free:13727 free_pcp:164 free_cma:0
[  422.628853] Call Trace:
[  422.638268] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  422.671639]  <IRQ>
[  422.674278] Node 0 
[  422.702008]  dump_stack+0x1c4/0x2b4
[  422.704201] 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
[  422.706433]  ? dump_stack_print_info.cold.2+0x52/0x52
[  422.710049] lowmem_reserve[]: 0
[  422.735654]  warn_alloc.cold.118+0xb7/0x1bd
[  422.740837]  2815
[  422.744156]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  422.748463]  6318 6318
[  422.750551]  ? lock_downgrade+0x900/0x900
[  422.757906]  ? trace_hardirqs_off+0xb8/0x300
[  422.762045] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  422.766494]  ? trace_hardirqs_off+0xb8/0x300
[  422.766519]  __alloc_pages_slowpath+0x2667/0x2d80
[  422.793747] lowmem_reserve[]: 0
[  422.798219]  ? warn_alloc+0x120/0x120
[  422.803023]  0 3503
[  422.806326]  ? trace_hardirqs_on+0x310/0x310
[  422.810138]  3503
[  422.812403]  ? warn_alloc+0x120/0x120
[  422.816807] Node 0 
[  422.818898]  ? print_usage_bug+0xc0/0xc0
[  422.822857] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  422.825077]  ? warn_alloc+0x120/0x120
[  422.829149] lowmem_reserve[]:
[  422.857538]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  422.861332]  0
[  422.864449]  ? print_usage_bug+0xc0/0xc0
[  422.869450]  0 0
[  422.871279]  ? __lock_acquire+0x7ec/0x4ec0
[  422.875330]  0
[  422.877329]  ? __lock_acquire+0x7ec/0x4ec0
[  422.881556] Node 0 
[  422.883373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.887599] DMA: 
[  422.889854]  ? should_fail+0x22d/0xd01
[  422.895532] 1*4kB 
[  422.897611]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.901488] (U) 
[  422.903652]  ? __lock_acquire+0x7ec/0x4ec0
[  422.908748] 0*8kB 
[  422.910740]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.914972] 0*16kB 
[  422.917167]  ? __lock_acquire+0x7ec/0x4ec0
[  422.922271] 1*32kB (U) 
[  422.924528]  ? should_fail+0x22d/0xd01
[  422.928751] 2*64kB (U) 
[  422.931356]  ? print_usage_bug+0xc0/0xc0
[  422.935235] 1*128kB (U) 
[  422.937847]  ? mark_held_locks+0x130/0x130
[  422.941906] 1*256kB (U) 
[  422.944600]  ? mark_held_locks+0x130/0x130
[  422.948827] 0*512kB 
[  422.951510]  ? graph_lock+0x170/0x170
[  422.955733] 1*1024kB 
[  422.958080]  ? print_usage_bug+0xc0/0xc0
[  422.962059] (U) 1*2048kB 
[  422.964491]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  422.964509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.968563] (M) 
[  422.971332]  ? check_preemption_disabled+0x48/0x200
[  422.976077] 3*4096kB (M) 
[  422.981655]  ? check_preemption_disabled+0x48/0x200
[  422.981682]  ? __lock_is_held+0xb5/0x140
[  422.983640] = 15908kB
[  422.983650] Node 0 
[  422.988685]  __alloc_pages_nodemask+0xa80/0xde0
[  422.991434] DMA32: 
[  422.996469]  ? graph_lock+0x170/0x170
[  423.000526] 3*4kB 
[  423.002952]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  423.005329] (UM) 
[  423.010165]  ? graph_lock+0x170/0x170
[  423.010191]  ? find_held_lock+0x36/0x1c0
[  423.012410] 0*8kB 2*16kB 
[  423.016236]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.018375] (M) 
[  423.023409]  ? lock_downgrade+0x900/0x900
[  423.025461] 1*32kB (M) 
[  423.029289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.033341] 3*64kB 
[  423.036136]  cache_grow_begin+0x91/0x8c0
[  423.040795] (UM) 
[  423.042848]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.046982] 3*128kB (M) 
[  423.049591]  fallback_alloc+0x203/0x2e0
[  423.055139] 2*256kB 
[  423.057401]  ____cache_alloc_node+0x1c7/0x1e0
[  423.061440] (M) 3*512kB 
[  423.063527]  kmem_cache_alloc_node+0xe3/0x730
[  423.067925] (M) 
[  423.070614]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.074703] 4*1024kB (UM) 
[  423.077055]  __alloc_skb+0x119/0x770
[  423.081531] 3*2048kB (M) 
[  423.084228]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.088707] 3*4096kB (M) 
[  423.090712]  ? skb_scrub_packet+0x490/0x490
[  423.094940] = 25228kB
[  423.097798]  ? lock_downgrade+0x900/0x900
[  423.101505] Node 0 
[  423.104280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.109545] Normal: 
[  423.112320]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.116637] 1169*4kB 
[  423.119065]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.123197] (MEH) 
[  423.125446]  ? addrconf_rs_timer+0x6f0/0x6f0
[  423.130967] 563*8kB (UME) 
[  423.133321]  ndisc_alloc_skb+0x144/0x340
[  423.138747] 195*16kB (ME) 
[  423.141186]  ndisc_send_rs+0x331/0x6e0
[  423.146619] 41*32kB (UM) 
[  423.148799]  addrconf_rs_timer+0x3c0/0x6f0
[  423.153189] 3*64kB (UM) 
[  423.156062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.160140] 0*128kB 
[  423.163007]  call_timer_fn+0x272/0x920
[  423.166888] 0*256kB 
[  423.169657]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.173889] 0*512kB 0*1024kB 
[  423.176586]  ? process_timeout+0x40/0x40
[  423.180812] 0*2048kB 
[  423.183239]  ? find_held_lock+0x36/0x1c0
[  423.187138] 0*4096kB = 13804kB
[  423.189494]  ? __run_timers+0x7da/0xc70
[  423.193725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  423.196840]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.200897] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  423.200906] 412 total pagecache pages
[  423.203328]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.207386] 0 pages in swap cache
[  423.210591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.214562] Swap cache stats: add 0, delete 0, find 0/0
[  423.223411]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  423.227906] Free swap  = 0kB
[  423.236497]  ? trace_hardirqs_on+0xbd/0x310
[  423.240285] Total swap = 0kB
[  423.240295] 1965979 pages RAM
[  423.244873]  ? kasan_check_read+0x11/0x20
[  423.244901]  ? __run_timers+0x7da/0xc70
[  423.248345] 0 pages HighMem/MovableOnly
[  423.248355] 343324 pages reserved
[  423.252609]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.257965] 0 pages cma reserved
[  423.262562]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.265653] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  423.269910]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.273026] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.276040]  __run_timers+0x7e5/0xc70
[  423.280182] ksoftirqd/1 cpuset=
[  423.284187]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  423.288162] /
[  423.291631]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.297078]  mems_allowed=0
[  423.300487]  ? graph_lock+0x170/0x170
[  423.351867]  ? enqueue_hrtimer+0x1a5/0x560
[  423.356144]  ? lock_release+0x970/0x970
[  423.360159]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.365394]  ? find_held_lock+0x36/0x1c0
[  423.369481]  ? graph_lock+0x170/0x170
[  423.373298]  ? pvclock_read_flags+0x160/0x160
[  423.377811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.383364]  ? check_preemption_disabled+0x48/0x200
[  423.388420]  ? __lock_is_held+0xb5/0x140
[  423.392497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.398049]  ? check_preemption_disabled+0x48/0x200
[  423.403094]  run_timer_softirq+0x52/0xb0
[  423.407212]  ? rcu_read_lock_sched_held+0x108/0x120
[  423.412248]  __do_softirq+0x30b/0xad8
[  423.416081]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  423.421350]  ? pvclock_read_flags+0x160/0x160
[  423.425934]  ? lapic_next_event+0x5a/0x90
[  423.430097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.435749]  ? check_preemption_disabled+0x48/0x200
[  423.440778]  ? check_preemption_disabled+0x48/0x200
[  423.445815]  ? kvm_clock_read+0x18/0x30
[  423.449804]  ? kvm_sched_clock_read+0x9/0x20
[  423.454230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.459781]  ? check_preemption_disabled+0x48/0x200
[  423.464823]  irq_exit+0x17f/0x1c0
[  423.468295]  smp_apic_timer_interrupt+0x1cb/0x760
[  423.473170]  ? smp_reschedule_interrupt+0x109/0x650
[  423.478209]  ? smp_call_function_single_interrupt+0x650/0x650
[  423.484204]  ? interrupt_entry+0xb5/0xf0
[  423.488289]  ? trace_hardirqs_off_caller+0xbb/0x300
[  423.493322]  ? trace_hardirqs_off_caller+0xbb/0x300
[  423.498358]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.503224]  ? trace_hardirqs_off+0x300/0x300
[  423.507733]  ? trace_hardirqs_off+0x300/0x300
[  423.512250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.517809]  ? check_preemption_disabled+0x48/0x200
[  423.522842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.528418]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.533298]  apic_timer_interrupt+0xf/0x20
[  423.537544]  </IRQ>
[  423.539798] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  423.544745] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  423.563666] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  423.571402] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  423.578690] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  423.585978] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  423.593389] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  423.600788] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  423.608145]  skb_clone+0x1bb/0x500
[  423.611705]  ? skb_split+0x11e0/0x11e0
[  423.615607]  ? check_preemption_disabled+0x48/0x200
[  423.620644]  ? __this_cpu_preempt_check+0x1c/0x1f
[  423.625507]  ? __bpf_redirect+0x54b/0xb20
[  423.629681]  bpf_clone_redirect+0xb9/0x490
[  423.633940]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  423.638984]  ? __sched_text_start+0x8/0x8
[  423.643174]  ? retint_kernel+0x2d/0x2d
[  423.647190]  ? find_held_lock+0x36/0x1c0
[  423.651277]  ? lock_acquire+0x1ed/0x520
[  423.655276]  ? bpf_test_run+0x32e/0x5a0
[  423.659270]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.664835]  ? check_preemption_disabled+0x48/0x200
[  423.669871]  ? kasan_check_read+0x11/0x20
[  423.674042]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.679338]  ? rcu_bh_qs+0xc0/0xc0
[  423.682900]  ? preempt_schedule+0x4d/0x60
[  423.687064]  ? ___preempt_schedule+0x16/0x18
[  423.691496]  ? bpf_test_run+0x1c0/0x5a0
[  423.695498]  ? netlink_diag_dump+0x2a0/0x2a0
[  423.699927]  ? bpf_prog_test_run_skb+0x295/0xb40
[  423.704706]  ? bpf_prog_test_run_skb+0x634/0xb40
[  423.709486]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  423.714347]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  423.719904]  ? fput+0x130/0x1a0
[  423.723211]  ? __bpf_prog_get+0x9b/0x290
[  423.727292]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  423.732166]  ? bpf_prog_test_run+0x130/0x1a0
[  423.736767]  ? __x64_sys_bpf+0x3d8/0x510
[  423.741027]  ? bpf_prog_get+0x20/0x20
[  423.744870]  ? do_syscall_64+0x1b9/0x820
[  423.748954]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  423.754426]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.759372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.764245]  ? trace_hardirqs_off+0x300/0x300
[  423.768760]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  423.773794]  ? prepare_exit_to_usermode+0x291/0x3b0
[  423.778833]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.783828]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  423.789227] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  423.789313] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  423.796088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.796094] Call Trace:
[  423.796141]  dump_stack+0x1c4/0x2b4
[  423.796157]  ? dump_stack_print_info.cold.2+0x52/0x52
[  423.796185]  warn_alloc.cold.118+0xb7/0x1bd
[  423.802742] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.812140]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.814722] syz-executor1 cpuset=
[  423.818474]  ? lock_downgrade+0x900/0x900
[  423.823657] syz1
[  423.827999]  ? trace_hardirqs_off+0xb8/0x300
[  423.838608]  mems_allowed=0
[  423.843528]  ? trace_hardirqs_off+0xb8/0x300
[  423.864944]  __alloc_pages_slowpath+0x2667/0x2d80
[  423.869848]  ? warn_alloc+0x120/0x120
[  423.873679]  ? warn_alloc+0x120/0x120
[  423.877565]  ? print_usage_bug+0xc0/0xc0
[  423.881649]  ? warn_alloc+0x120/0x120
[  423.885466]  ? print_usage_bug+0xc0/0xc0
[  423.889547]  ? __lock_acquire+0x7ec/0x4ec0
[  423.894136]  ? __lock_acquire+0x7ec/0x4ec0
[  423.898401]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.903959]  ? should_fail+0x22d/0xd01
[  423.907917]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.913042]  ? __lock_acquire+0x7ec/0x4ec0
[  423.917308]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.922430]  ? __lock_acquire+0x7ec/0x4ec0
[  423.926681]  ? should_fail+0x22d/0xd01
[  423.930644]  ? print_usage_bug+0xc0/0xc0
[  423.934736]  ? mark_held_locks+0x130/0x130
[  423.939000]  ? mark_held_locks+0x130/0x130
[  423.943264]  ? graph_lock+0x170/0x170
[  423.947085]  ? print_usage_bug+0xc0/0xc0
[  423.951192]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  423.955964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.961519]  ? check_preemption_disabled+0x48/0x200
[  423.966564]  ? check_preemption_disabled+0x48/0x200
[  423.971748]  ? __lock_is_held+0xb5/0x140
[  423.975856]  __alloc_pages_nodemask+0xa80/0xde0
[  423.980550]  ? graph_lock+0x170/0x170
[  423.984373]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  423.989407]  ? graph_lock+0x170/0x170
[  423.993235]  ? find_held_lock+0x36/0x1c0
[  423.997353]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.002517]  ? lock_downgrade+0x900/0x900
[  424.006710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.012270]  cache_grow_begin+0x91/0x8c0
[  424.016351]  ? do_raw_spin_unlock+0xa7/0x2f0
[  424.020784]  fallback_alloc+0x203/0x2e0
[  424.024781]  ____cache_alloc_node+0x1c7/0x1e0
[  424.029302]  kmem_cache_alloc_node+0xe3/0x730
[  424.033812]  ? ipv6_get_ifaddr+0x42e/0x620
[  424.038073]  __alloc_skb+0x119/0x770
[  424.041829]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.047154]  ? skb_scrub_packet+0x490/0x490
[  424.051521]  ? lock_downgrade+0x900/0x900
[  424.055697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.061256]  ? refcount_sub_and_test_checked+0x203/0x310
[  424.066729]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  424.072202]  ? addrconf_rs_timer+0x6f0/0x6f0
[  424.076644]  ndisc_alloc_skb+0x144/0x340
[  424.080727]  ndisc_send_rs+0x331/0x6e0
[  424.084637]  addrconf_rs_timer+0x3c0/0x6f0
[  424.088903]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.093186]  call_timer_fn+0x272/0x920
[  424.097088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.101371]  ? process_timeout+0x40/0x40
[  424.105447]  ? find_held_lock+0x36/0x1c0
[  424.109536]  ? __run_timers+0x7da/0xc70
[  424.113531]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.118045]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.122553]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.126803]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  424.131401]  ? trace_hardirqs_on+0xbd/0x310
[  424.135735]  ? kasan_check_read+0x11/0x20
[  424.139905]  ? __run_timers+0x7da/0xc70
[  424.143903]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.149375]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.153633]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.157891]  __run_timers+0x7e5/0xc70
[  424.161791]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  424.167172]  ? compat_start_thread+0x80/0x80
[  424.171603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.177173]  ? _raw_spin_unlock_irq+0x60/0x80
[  424.181686]  ? finish_task_switch+0x1f5/0x900
[  424.186199]  ? finish_task_switch+0x1b5/0x900
[  424.190707]  ? __switch_to_asm+0x34/0x70
[  424.194791]  ? preempt_notifier_register+0x200/0x200
[  424.199915]  ? __switch_to_asm+0x34/0x70
[  424.203991]  ? __switch_to_asm+0x40/0x70
[  424.208065]  ? __switch_to_asm+0x34/0x70
[  424.212161]  ? __switch_to_asm+0x40/0x70
[  424.216236]  ? __switch_to_asm+0x34/0x70
[  424.220309]  ? __switch_to_asm+0x40/0x70
[  424.224384]  ? __switch_to_asm+0x40/0x70
[  424.228473]  ? pvclock_read_flags+0x160/0x160
[  424.232989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.238546]  ? check_preemption_disabled+0x48/0x200
[  424.243613]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  424.249185]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.254479]  ? rcu_pm_notify+0xc0/0xc0
[  424.258444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.263995]  ? check_preemption_disabled+0x48/0x200
[  424.269039]  run_timer_softirq+0x52/0xb0
[  424.273146]  ? rcu_read_lock_sched_held+0x108/0x120
[  424.278183]  __do_softirq+0x30b/0xad8
[  424.282014]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  424.287168]  ? trace_hardirqs_off_caller+0x300/0x300
[  424.292294]  ? schedule+0x108/0x460
[  424.296293]  ? __schedule+0x1ed0/0x1ed0
[  424.300291]  ? trace_hardirqs_off+0xb8/0x300
[  424.304727]  ? ___might_sleep+0x1ed/0x300
[  424.308896]  ? smpboot_thread_fn+0x68b/0xa00
[  424.313322]  ? trace_hardirqs_on+0x310/0x310
[  424.317915]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.323468]  ? check_preemption_disabled+0x48/0x200
[  424.328497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.334056]  ? takeover_tasklets+0xa90/0xa90
[  424.338483]  run_ksoftirqd+0x94/0x100
[  424.342301]  smpboot_thread_fn+0x68b/0xa00
[  424.346679]  ? sort_range+0x30/0x30
[  424.350322]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  424.355443]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.360995]  ? __kthread_parkme+0xfb/0x1a0
[  424.365252]  kthread+0x35a/0x420
[  424.368641]  ? sort_range+0x30/0x30
[  424.372343]  ? kthread_bind+0x40/0x40
[  424.376197]  ret_from_fork+0x3a/0x50
[  424.379948] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  424.379954] warn_alloc_show_mem: 1 callbacks suppressed
[  424.379962] Mem-Info:
[  424.387248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  424.387258] Call Trace:
[  424.392803] active_anon:54556 inactive_anon:372 isolated_anon:0
[  424.392803]  active_file:17 inactive_file:16 isolated_file:0
[  424.392803]  unevictable:0 dirty:0 writeback:0 unstable:0
[  424.392803]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  424.392803]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  424.392803]  free:13727 free_pcp:164 free_cma:0
[  424.395203]  <IRQ>
[  424.404583] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  424.407192]  dump_stack+0x1c4/0x2b4
[  424.440074] Node 0 
[  424.442279]  ? dump_stack_print_info.cold.2+0x52/0x52
[  424.469886] 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
[  424.473513]  warn_alloc.cold.118+0xb7/0x1bd
[  424.475721] lowmem_reserve[]: 0
[  424.480935]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  424.506426]  2815 6318
[  424.510779]  ? lock_downgrade+0x900/0x900
[  424.514048]  6318
[  424.518906]  ? trace_hardirqs_off+0xb8/0x300
[  424.525559]  ? trace_hardirqs_off+0xb8/0x300
[  424.527612] Node 0 
[  424.532040]  __alloc_pages_slowpath+0x2667/0x2d80
[  424.536465] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  424.538791]  ? warn_alloc+0x120/0x120
[  424.543657] lowmem_reserve[]: 0
[  424.570297]  ? warn_alloc+0x120/0x120
[  424.574095]  0
[  424.577419]  ? print_usage_bug+0xc0/0xc0
[  424.581205]  3503 3503
[  424.583027]  ? warn_alloc+0x120/0x120
[  424.587082] Node 0 
[  424.589618]  ? print_usage_bug+0xc0/0xc0
[  424.593439] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  424.595660]  ? __lock_acquire+0x7ec/0x4ec0
[  424.599706] lowmem_reserve[]: 0
[  424.628134]  ? __lock_acquire+0x7ec/0x4ec0
[  424.632367]  0
[  424.635664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.639888]  0 0
[  424.641725]  ? should_fail+0x22d/0xd01
[  424.647251] Node 0 
[  424.649252]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.653145] DMA: 1*4kB 
[  424.655410]  ? __lock_acquire+0x7ec/0x4ec0
[  424.660507] (U) 
[  424.663134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.667429] 0*8kB 0*16kB 
[  424.669427]  ? __lock_acquire+0x7ec/0x4ec0
[  424.674527] 1*32kB 
[  424.677294]  ? should_fail+0x22d/0xd01
[  424.681517] (U) 
[  424.683769]  ? mark_held_locks+0x130/0x130
[  424.687636] 2*64kB (U) 
[  424.689633]  ? mark_held_locks+0x130/0x130
[  424.693865] 1*128kB (U) 
[  424.696473]  ? graph_lock+0x170/0x170
[  424.700756] 1*256kB (U) 
[  424.703449]  ? graph_lock+0x170/0x170
[  424.707583] 0*512kB 
[  424.710875]  ? graph_lock+0x170/0x170
[  424.714674] 1*1024kB (U) 
[  424.717018]  ? print_usage_bug+0xc0/0xc0
[  424.720804] 1*2048kB (M) 
[  424.723582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.727642] 3*4096kB (M) 
[  424.730421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.735955] = 15908kB
[  424.738727]  ? check_preemption_disabled+0x48/0x200
[  424.744260] Node 0 
[  424.746682]  ? check_preemption_disabled+0x48/0x200
[  424.751685] DMA32: 3*4kB 
[  424.753951]  ? __lock_is_held+0xb5/0x140
[  424.758952] (UM) 
[  424.761725]  __alloc_pages_nodemask+0xa80/0xde0
[  424.765772] 0*8kB 2*16kB 
[  424.767856]  ? graph_lock+0x170/0x170
[  424.772510] (M) 1*32kB 
[  424.775403]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  424.779192] (M) 
[  424.781787]  ? graph_lock+0x170/0x170
[  424.786793] 3*64kB (UM) 
[  424.788801]  ? find_held_lock+0x36/0x1c0
[  424.792583] 3*128kB (M) 
[  424.795285]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.799441] 2*256kB (M) 
[  424.802158]  ? lock_downgrade+0x900/0x900
[  424.806814] 3*512kB (M) 
[  424.809512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.813712] 4*1024kB (UM) 
[  424.816413]  cache_grow_begin+0x91/0x8c0
[  424.821937] 3*2048kB (M) 
[  424.824816]  ? do_raw_spin_unlock+0xa7/0x2f0
[  424.828873] 3*4096kB 
[  424.831647]  fallback_alloc+0x203/0x2e0
[  424.836046] (M) 
[  424.838473]  ____cache_alloc_node+0x1c7/0x1e0
[  424.842434] = 25228kB
[  424.842443] Node 0 
[  424.844438]  kmem_cache_alloc_node+0xe3/0x730
[  424.848929] Normal: 
[  424.851353]  ? ipv6_get_ifaddr+0x42e/0x620
[  424.853582] 1169*4kB 
[  424.858092]  __alloc_skb+0x119/0x770
[  424.860438] (MEH) 
[  424.864695]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.867091] 563*8kB (UME) 
[  424.870852]  ? skb_scrub_packet+0x490/0x490
[  424.872992] 195*16kB (ME) 
[  424.878288]  ? lock_downgrade+0x900/0x900
[  424.881149] 41*32kB 
[  424.885484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.888312] (UM) 3*64kB 
[  424.892487]  ? refcount_sub_and_test_checked+0x203/0x310
[  424.894804] (UM) 
[  424.900445]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  424.903138] 0*128kB 
[  424.908599]  ? addrconf_rs_timer+0x6f0/0x6f0
[  424.910649] 0*256kB 0*512kB 
[  424.916153]  ndisc_alloc_skb+0x144/0x340
[  424.918460] 0*1024kB 0*2048kB 
[  424.922890]  ndisc_send_rs+0x331/0x6e0
[  424.925902] 0*4096kB = 13804kB
[  424.930131]  addrconf_rs_timer+0x3c0/0x6f0
[  424.933326] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  424.937224]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.940410] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  424.940420] 412 total pagecache pages
[  424.944672]  call_timer_fn+0x272/0x920
[  424.953497] 0 pages in swap cache
[  424.957741]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.966307] Swap cache stats: add 0, delete 0, find 0/0
[  424.966317] Free swap  = 0kB
[  424.970151]  ? process_timeout+0x40/0x40
[  424.974025] Total swap = 0kB
[  424.974034] 1965979 pages RAM
[  424.977506]  ? find_held_lock+0x36/0x1c0
[  424.981787] 0 pages HighMem/MovableOnly
[  424.981797] 343324 pages reserved
[  424.987179]  ? __run_timers+0x7da/0xc70
[  424.990195] 0 pages cma reserved
[  424.990306] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.994272]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.994286]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.994300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  424.994317]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  424.997397] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  425.000451]  ? trace_hardirqs_on+0xbd/0x310
[  425.004505] ksoftirqd/1 cpuset=
[  425.008481]  ? kasan_check_read+0x11/0x20
[  425.008499]  ? __run_timers+0x7da/0xc70
[  425.011948] /
[  425.015933]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.019299]  mems_allowed=0
[  425.025801]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.083963]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.088217]  __run_timers+0x7e5/0xc70
[  425.092186]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  425.097629]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.102665]  ? graph_lock+0x170/0x170
[  425.106488]  ? enqueue_hrtimer+0x1a5/0x560
[  425.110739]  ? lock_release+0x970/0x970
[  425.114728]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  425.119940]  ? find_held_lock+0x36/0x1c0
[  425.124020]  ? graph_lock+0x170/0x170
[  425.127900]  ? pvclock_read_flags+0x160/0x160
[  425.132415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.137967]  ? check_preemption_disabled+0x48/0x200
[  425.143014]  ? __lock_is_held+0xb5/0x140
[  425.147093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.152673]  ? check_preemption_disabled+0x48/0x200
[  425.157715]  run_timer_softirq+0x52/0xb0
[  425.161793]  ? rcu_read_lock_sched_held+0x108/0x120
[  425.166828]  __do_softirq+0x30b/0xad8
[  425.170660]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  425.175782]  ? pvclock_read_flags+0x160/0x160
[  425.180295]  ? lapic_next_event+0x5a/0x90
[  425.184459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.190016]  ? check_preemption_disabled+0x48/0x200
[  425.195044]  ? check_preemption_disabled+0x48/0x200
[  425.200080]  ? kvm_clock_read+0x18/0x30
[  425.204099]  ? kvm_sched_clock_read+0x9/0x20
[  425.208556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.214134]  ? check_preemption_disabled+0x48/0x200
[  425.219184]  irq_exit+0x17f/0x1c0
[  425.222657]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.227522]  ? smp_reschedule_interrupt+0x109/0x650
[  425.232560]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.238653]  ? interrupt_entry+0xb5/0xf0
[  425.242737]  ? trace_hardirqs_off_caller+0xbb/0x300
[  425.247766]  ? trace_hardirqs_off_caller+0xbb/0x300
[  425.252803]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.257663]  ? trace_hardirqs_off+0x300/0x300
[  425.262174]  ? trace_hardirqs_off+0x300/0x300
[  425.266691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.272246]  ? check_preemption_disabled+0x48/0x200
[  425.277275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.282832]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.287700]  apic_timer_interrupt+0xf/0x20
[  425.291945]  </IRQ>
[  425.294201] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  425.299168] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  425.318169] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  425.325899] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  425.333186] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  425.340531] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  425.347814] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  425.355094] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  425.362474]  skb_clone+0x1bb/0x500
[  425.366033]  ? skb_split+0x11e0/0x11e0
[  425.369996]  ? check_preemption_disabled+0x48/0x200
[  425.375033]  ? __this_cpu_preempt_check+0x1c/0x1f
[  425.379892]  ? __bpf_redirect+0x54b/0xb20
[  425.384070]  bpf_clone_redirect+0xb9/0x490
[  425.388356]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  425.393406]  ? __sched_text_start+0x8/0x8
[  425.397576]  ? retint_kernel+0x2d/0x2d
[  425.401489]  ? find_held_lock+0x36/0x1c0
[  425.405575]  ? lock_acquire+0x1ed/0x520
[  425.409567]  ? bpf_test_run+0x32e/0x5a0
[  425.413557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.419133]  ? check_preemption_disabled+0x48/0x200
[  425.424174]  ? kasan_check_read+0x11/0x20
[  425.428342]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.433759]  ? rcu_bh_qs+0xc0/0xc0
[  425.437322]  ? preempt_schedule+0x4d/0x60
[  425.441487]  ? ___preempt_schedule+0x16/0x18
[  425.445941]  ? bpf_test_run+0x1c0/0x5a0
[  425.449951]  ? netlink_diag_dump+0x2a0/0x2a0
[  425.454386]  ? bpf_prog_test_run_skb+0x295/0xb40
[  425.459251]  ? bpf_prog_test_run_skb+0x634/0xb40
[  425.464028]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  425.468892]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  425.474448]  ? fput+0x130/0x1a0
[  425.477744]  ? __bpf_prog_get+0x9b/0x290
[  425.481824]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  425.486684]  ? bpf_prog_test_run+0x130/0x1a0
[  425.491144]  ? __x64_sys_bpf+0x3d8/0x510
[  425.495228]  ? bpf_prog_get+0x20/0x20
[  425.499066]  ? do_syscall_64+0x1b9/0x820
[  425.503174]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  425.508559]  ? syscall_return_slowpath+0x5e0/0x5e0
[  425.513510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.518374]  ? trace_hardirqs_off+0x300/0x300
[  425.522895]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  425.527932]  ? prepare_exit_to_usermode+0x291/0x3b0
[  425.532974]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.537843]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  425.543241] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  425.543326] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  425.550134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.550143] Call Trace:
[  425.556748] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  425.566017]  dump_stack+0x1c4/0x2b4
[  425.568595] syz-executor1 cpuset=
[  425.579129]  ? dump_stack_print_info.cold.2+0x52/0x52
[  425.582749] syz1
[  425.586230]  warn_alloc.cold.118+0xb7/0x1bd
[  425.591408]  mems_allowed=0
[  425.593512]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  425.605615]  ? lock_downgrade+0x900/0x900
[  425.609788]  ? trace_hardirqs_off+0xb8/0x300
[  425.614223]  ? trace_hardirqs_off+0xb8/0x300
[  425.618660]  __alloc_pages_slowpath+0x2667/0x2d80
[  425.623621]  ? warn_alloc+0x120/0x120
[  425.627445]  ? warn_alloc+0x120/0x120
[  425.631270]  ? print_usage_bug+0xc0/0xc0
[  425.635347]  ? warn_alloc+0x120/0x120
[  425.639174]  ? print_usage_bug+0xc0/0xc0
[  425.643258]  ? __lock_acquire+0x7ec/0x4ec0
[  425.647507]  ? __lock_acquire+0x7ec/0x4ec0
[  425.651759]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.657318]  ? should_fail+0x22d/0xd01
[  425.661232]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.666352]  ? __lock_acquire+0x7ec/0x4ec0
[  425.670609]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.675726]  ? __lock_acquire+0x7ec/0x4ec0
[  425.679978]  ? should_fail+0x22d/0xd01
[  425.683900]  ? mark_held_locks+0x130/0x130
[  425.688243]  ? mark_held_locks+0x130/0x130
[  425.692507]  ? graph_lock+0x170/0x170
[  425.696323]  ? graph_lock+0x170/0x170
[  425.700163]  ? graph_lock+0x170/0x170
[  425.703982]  ? print_usage_bug+0xc0/0xc0
[  425.708064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.713631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.719204]  ? check_preemption_disabled+0x48/0x200
[  425.724234]  ? check_preemption_disabled+0x48/0x200
[  425.729280]  ? __lock_is_held+0xb5/0x140
[  425.733368]  __alloc_pages_nodemask+0xa80/0xde0
[  425.738058]  ? graph_lock+0x170/0x170
[  425.741889]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  425.746921]  ? graph_lock+0x170/0x170
[  425.750750]  ? find_held_lock+0x36/0x1c0
[  425.754840]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.759540]  ? lock_downgrade+0x900/0x900
[  425.763716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.769278]  cache_grow_begin+0x91/0x8c0
[  425.773358]  ? do_raw_spin_unlock+0xa7/0x2f0
[  425.777791]  fallback_alloc+0x203/0x2e0
[  425.781809]  ____cache_alloc_node+0x1c7/0x1e0
[  425.786325]  kmem_cache_alloc_node+0xe3/0x730
[  425.790844]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.795242]  __alloc_skb+0x119/0x770
[  425.798973]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.804271]  ? skb_scrub_packet+0x490/0x490
[  425.808612]  ? lock_downgrade+0x900/0x900
[  425.812788]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.818355]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.823831]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.829304]  ? addrconf_rs_timer+0x6f0/0x6f0
[  425.833744]  ndisc_alloc_skb+0x144/0x340
[  425.837829]  ndisc_send_rs+0x331/0x6e0
[  425.841745]  addrconf_rs_timer+0x3c0/0x6f0
[  425.846005]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.850435]  call_timer_fn+0x272/0x920
[  425.854338]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.858593]  ? process_timeout+0x40/0x40
[  425.862667]  ? find_held_lock+0x36/0x1c0
[  425.866756]  ? __run_timers+0x7da/0xc70
[  425.870868]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.875389]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.879907]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.884173]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  425.888774]  ? trace_hardirqs_on+0xbd/0x310
[  425.893374]  ? kasan_check_read+0x11/0x20
[  425.897540]  ? __run_timers+0x7da/0xc70
[  425.901534]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.907012]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.911280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.915532]  __run_timers+0x7e5/0xc70
[  425.919387]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  425.924953]  ? compat_start_thread+0x80/0x80
[  425.929391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.935070]  ? _raw_spin_unlock_irq+0x60/0x80
[  425.939611]  ? finish_task_switch+0x1f5/0x900
[  425.944156]  ? finish_task_switch+0x1b5/0x900
[  425.948686]  ? __switch_to_asm+0x34/0x70
[  425.952773]  ? preempt_notifier_register+0x200/0x200
[  425.957912]  ? __switch_to_asm+0x34/0x70
[  425.961993]  ? __switch_to_asm+0x40/0x70
[  425.966067]  ? __switch_to_asm+0x34/0x70
[  425.970166]  ? __switch_to_asm+0x40/0x70
[  425.974244]  ? __switch_to_asm+0x34/0x70
[  425.978321]  ? __switch_to_asm+0x40/0x70
[  425.982397]  ? __switch_to_asm+0x40/0x70
[  425.986593]  ? pvclock_read_flags+0x160/0x160
[  425.991130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.996691]  ? check_preemption_disabled+0x48/0x200
[  426.002079]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  426.007682]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  426.012980]  ? rcu_pm_notify+0xc0/0xc0
[  426.016894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.022452]  ? check_preemption_disabled+0x48/0x200
[  426.027496]  run_timer_softirq+0x52/0xb0
[  426.031580]  ? rcu_read_lock_sched_held+0x108/0x120
[  426.039568]  __do_softirq+0x30b/0xad8
[  426.043405]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  426.048526]  ? trace_hardirqs_off_caller+0x300/0x300
[  426.053653]  ? schedule+0x108/0x460
[  426.057308]  ? __schedule+0x1ed0/0x1ed0
[  426.061304]  ? trace_hardirqs_off+0xb8/0x300
[  426.065737]  ? ___might_sleep+0x1ed/0x300
[  426.069910]  ? smpboot_thread_fn+0x68b/0xa00
[  426.074449]  ? trace_hardirqs_on+0x310/0x310
[  426.078886]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.084441]  ? check_preemption_disabled+0x48/0x200
[  426.089474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.095031]  ? takeover_tasklets+0xa90/0xa90
[  426.099482]  run_ksoftirqd+0x94/0x100
[  426.103304]  smpboot_thread_fn+0x68b/0xa00
[  426.107561]  ? sort_range+0x30/0x30
[  426.111211]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  426.116337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.121901]  ? __kthread_parkme+0xfb/0x1a0
[  426.126176]  kthread+0x35a/0x420
[  426.129562]  ? sort_range+0x30/0x30
[  426.133205]  ? kthread_bind+0x40/0x40
[  426.137053]  ret_from_fork+0x3a/0x50
[  426.140811] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  426.140817] warn_alloc_show_mem: 1 callbacks suppressed
[  426.140825] Mem-Info:
[  426.148142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.148152] Call Trace:
[  426.153703] active_anon:54556 inactive_anon:372 isolated_anon:0
[  426.153703]  active_file:17 inactive_file:16 isolated_file:0
[  426.153703]  unevictable:0 dirty:0 writeback:0 unstable:0
[  426.153703]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  426.153703]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  426.153703]  free:13727 free_pcp:164 free_cma:0
[  426.156126]  <IRQ>
[  426.165510] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  426.168205]  dump_stack+0x1c4/0x2b4
[  426.201089] Node 0 
[  426.203297]  ? dump_stack_print_info.cold.2+0x52/0x52
[  426.231068] 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
[  426.234718]  warn_alloc.cold.118+0xb7/0x1bd
[  426.236932] lowmem_reserve[]:
[  426.242249]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.267750]  0 2815
[  426.272142]  ? lock_downgrade+0x900/0x900
[  426.275233]  6318
[  426.280093]  ? trace_hardirqs_off+0xb8/0x300
[  426.282347]  6318
[  426.286703]  ? trace_hardirqs_off+0xb8/0x300
[  426.288761] Node 0 
[  426.293187]  __alloc_pages_slowpath+0x2667/0x2d80
[  426.295266] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  426.299689]  ? warn_alloc+0x120/0x120
[  426.301888] lowmem_reserve[]: 0
[  426.306758]  ? trace_hardirqs_on+0x310/0x310
[  426.333303]  0 3503
[  426.337171]  ? warn_alloc+0x120/0x120
[  426.340431]  3503
[  426.344857]  ? print_usage_bug+0xc0/0xc0
[  426.347086] Node 0 
[  426.350921]  ? warn_alloc+0x120/0x120
[  426.353006] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  426.357048]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  426.357065]  ? print_usage_bug+0xc0/0xc0
[  426.359294] lowmem_reserve[]: 0
[  426.363143]  ? __lock_acquire+0x7ec/0x4ec0
[  426.391746]  0 0
[  426.396808]  ? __lock_acquire+0x7ec/0x4ec0
[  426.400857]  0
[  426.404173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.408405] Node 0 
[  426.410412]  ? should_fail+0x22d/0xd01
[  426.414635] DMA: 1*4kB 
[  426.416462]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.421993] (U) 
[  426.424243]  ? __lock_acquire+0x7ec/0x4ec0
[  426.428144] 0*8kB 0*16kB 
[  426.430752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.435840] 1*32kB (U) 
[  426.437845]  ? __lock_acquire+0x7ec/0x4ec0
[  426.437862]  ? should_fail+0x22d/0xd01
[  426.442147] 2*64kB (U) 
[  426.444933]  ? print_usage_bug+0xc0/0xc0
[  426.450022] 1*128kB (U) 
[  426.452640]  ? mark_held_locks+0x130/0x130
[  426.456855] 1*256kB (U) 
[  426.460763]  ? mark_held_locks+0x130/0x130
[  426.463343] 0*512kB 
[  426.467422]  ? graph_lock+0x170/0x170
[  426.470078] 1*1024kB (U) 
[  426.474360]  ? print_usage_bug+0xc0/0xc0
[  426.477024] 1*2048kB (M) 
[  426.481274]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  426.481297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.483606] 3*4096kB (M) 
[  426.487501]  ? check_preemption_disabled+0x48/0x200
[  426.490252] = 15908kB
[  426.490261] Node 0 
[  426.494408]  ? check_preemption_disabled+0x48/0x200
[  426.497262] DMA32: 3*4kB 
[  426.502047]  ? __lock_is_held+0xb5/0x140
[  426.507571] (UM) 
[  426.510346]  __alloc_pages_nodemask+0xa80/0xde0
[  426.515349] 0*8kB 2*16kB 
[  426.517783]  ? graph_lock+0x170/0x170
[  426.520013] (M) 
[  426.525038]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  426.527783] 1*32kB (M) 
[  426.531859]  ? graph_lock+0x170/0x170
[  426.531886]  ? find_held_lock+0x36/0x1c0
[  426.533934] 3*64kB (UM) 
[  426.538657]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.541417] 3*128kB (M) 
[  426.545239]  ? lock_downgrade+0x900/0x900
[  426.547208] 2*256kB (M) 
[  426.552248]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.555064] 3*512kB (M) 
[  426.558922]  cache_grow_begin+0x91/0x8c0
[  426.563163] 4*1024kB 
[  426.565976]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.570645] (UM) 
[  426.573334]  fallback_alloc+0x203/0x2e0
[  426.577465] 3*2048kB (M) 
[  426.580183]  ____cache_alloc_node+0x1c7/0x1e0
[  426.585706] 3*4096kB (M) 
[  426.588521]  kmem_cache_alloc_node+0xe3/0x730
[  426.592571] = 25228kB
[  426.595001]  ? ipv6_get_ifaddr+0x42e/0x620
[  426.599401] Node 0 
[  426.601485]  __alloc_skb+0x119/0x770
[  426.605447] Normal: 
[  426.608225]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  426.612713] 1169*4kB 
[  426.615487]  ? skb_scrub_packet+0x490/0x490
[  426.619969] (MEH) 
[  426.622397]  ? lock_downgrade+0x900/0x900
[  426.626612] 563*8kB (UME) 
[  426.628889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.632587] 195*16kB (ME) 
[  426.634932]  ? refcount_sub_and_test_checked+0x203/0x310
[  426.640194] 41*32kB (UM) 
[  426.642626]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  426.646934] 3*64kB (UM) 
[  426.649136]  ? addrconf_rs_timer+0x6f0/0x6f0
[  426.653268] 0*128kB 0*256kB 
[  426.656168]  ndisc_alloc_skb+0x144/0x340
[  426.661688] 0*512kB 0*1024kB 
[  426.664563]  ndisc_send_rs+0x331/0x6e0
[  426.670002] 0*2048kB 0*4096kB 
[  426.672788]  addrconf_rs_timer+0x3c0/0x6f0
[  426.678227] = 13804kB
[  426.678242] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.680927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.685331] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.688364]  call_timer_fn+0x272/0x920
[  426.692499] 412 total pagecache pages
[  426.695619]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.699620] 0 pages in swap cache
[  426.702823]  ? process_timeout+0x40/0x40
[  426.707047] Swap cache stats: add 0, delete 0, find 0/0
[  426.707057] Free swap  = 0kB
[  426.709486]  ? find_held_lock+0x36/0x1c0
[  426.718321] Total swap = 0kB
[  426.722580]  ? __run_timers+0x7da/0xc70
[  426.731161] 1965979 pages RAM
[  426.735066]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.738856] 0 pages HighMem/MovableOnly
[  426.743157]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.746597] 343324 pages reserved
[  426.746606] 0 pages cma reserved
[  426.750683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.756225] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.759180]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  426.763332] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.766264]  ? trace_hardirqs_on+0xbd/0x310
[  426.770233] ksoftirqd/1 cpuset=
[  426.773351]  ? kasan_check_read+0x11/0x20
[  426.777840] /
[  426.781829]  ? __run_timers+0x7da/0xc70
[  426.786318]  mems_allowed=0
[  426.789783]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.845182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.849445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  426.853722]  __run_timers+0x7e5/0xc70
[  426.857561]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  426.862945]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.867978]  ? graph_lock+0x170/0x170
[  426.871812]  ? enqueue_hrtimer+0x1a5/0x560
[  426.876059]  ? lock_release+0x970/0x970
[  426.880063]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  426.885288]  ? find_held_lock+0x36/0x1c0
[  426.889372]  ? graph_lock+0x170/0x170
[  426.893200]  ? pvclock_read_flags+0x160/0x160
[  426.897716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.903370]  ? check_preemption_disabled+0x48/0x200
[  426.908426]  ? __lock_is_held+0xb5/0x140
[  426.912511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.918064]  ? check_preemption_disabled+0x48/0x200
[  426.923134]  run_timer_softirq+0x52/0xb0
[  426.927220]  ? rcu_read_lock_sched_held+0x108/0x120
[  426.932259]  __do_softirq+0x30b/0xad8
[  426.936089]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  426.941243]  ? pvclock_read_flags+0x160/0x160
[  426.945753]  ? lapic_next_event+0x5a/0x90
[  426.949917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.955469]  ? check_preemption_disabled+0x48/0x200
[  426.960498]  ? check_preemption_disabled+0x48/0x200
[  426.965536]  ? kvm_clock_read+0x18/0x30
[  426.969529]  ? kvm_sched_clock_read+0x9/0x20
[  426.973957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.979511]  ? check_preemption_disabled+0x48/0x200
[  426.984562]  irq_exit+0x17f/0x1c0
[  426.988040]  smp_apic_timer_interrupt+0x1cb/0x760
[  426.992900]  ? smp_reschedule_interrupt+0x109/0x650
[  426.997938]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.003839]  ? interrupt_entry+0xb5/0xf0
[  427.007983]  ? trace_hardirqs_off_caller+0xbb/0x300
[  427.013018]  ? trace_hardirqs_off_caller+0xbb/0x300
[  427.018056]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.022921]  ? trace_hardirqs_off+0x300/0x300
[  427.027434]  ? trace_hardirqs_off+0x300/0x300
[  427.031948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.037503]  ? check_preemption_disabled+0x48/0x200
[  427.042534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.048096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.053064]  apic_timer_interrupt+0xf/0x20
[  427.057310]  </IRQ>
[  427.059678] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  427.064745] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  427.083667] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  427.091403] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  427.098749] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  427.106034] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  427.113318] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  427.120601] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  427.127931]  skb_clone+0x1bb/0x500
[  427.131496]  ? skb_split+0x11e0/0x11e0
[  427.135406]  ? check_preemption_disabled+0x48/0x200
[  427.140557]  ? __this_cpu_preempt_check+0x1c/0x1f
[  427.145420]  ? __bpf_redirect+0x54b/0xb20
[  427.149596]  bpf_clone_redirect+0xb9/0x490
[  427.153927]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  427.158966]  ? __sched_text_start+0x8/0x8
[  427.163241]  ? retint_kernel+0x2d/0x2d
[  427.167174]  ? find_held_lock+0x36/0x1c0
[  427.171262]  ? lock_acquire+0x1ed/0x520
[  427.175262]  ? bpf_test_run+0x32e/0x5a0
[  427.179252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.184877]  ? check_preemption_disabled+0x48/0x200
[  427.189975]  ? kasan_check_read+0x11/0x20
[  427.194164]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.199455]  ? rcu_bh_qs+0xc0/0xc0
[  427.203018]  ? preempt_schedule+0x4d/0x60
[  427.207183]  ? ___preempt_schedule+0x16/0x18
[  427.211676]  ? bpf_test_run+0x1c0/0x5a0
[  427.215680]  ? netlink_diag_dump+0x2a0/0x2a0
[  427.220190]  ? bpf_prog_test_run_skb+0x295/0xb40
[  427.225029]  ? bpf_prog_test_run_skb+0x634/0xb40
[  427.229812]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  427.234673]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  427.240226]  ? fput+0x130/0x1a0
[  427.243584]  ? __bpf_prog_get+0x9b/0x290
[  427.247680]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  427.252538]  ? bpf_prog_test_run+0x130/0x1a0
[  427.256967]  ? __x64_sys_bpf+0x3d8/0x510
[  427.261043]  ? bpf_prog_get+0x20/0x20
[  427.264881]  ? do_syscall_64+0x1b9/0x820
[  427.268963]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  427.274350]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.279309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.284178]  ? trace_hardirqs_off+0x300/0x300
[  427.288696]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  427.293789]  ? prepare_exit_to_usermode+0x291/0x3b0
[  427.298831]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.303701]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  427.309127] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  427.309229] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  427.316167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.316173] Call Trace:
[  427.316192]  dump_stack+0x1c4/0x2b4
[  427.316207]  ? dump_stack_print_info.cold.2+0x52/0x52
[  427.316233]  warn_alloc.cold.118+0xb7/0x1bd
[  427.316251]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.322888] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.332159]  ? lock_downgrade+0x900/0x900
[  427.334734] syz-executor1 cpuset=
[  427.338379]  ? trace_hardirqs_off+0xb8/0x300
[  427.343563] syz1
[  427.347917]  ? trace_hardirqs_off+0xb8/0x300
[  427.352850]  mems_allowed=0
[  427.363352]  __alloc_pages_slowpath+0x2667/0x2d80
[  427.389597]  ? warn_alloc+0x120/0x120
[  427.393489]  ? warn_alloc+0x120/0x120
[  427.397311]  ? print_usage_bug+0xc0/0xc0
[  427.401397]  ? warn_alloc+0x120/0x120
[  427.405217]  ? print_usage_bug+0xc0/0xc0
[  427.409299]  ? __lock_acquire+0x7ec/0x4ec0
[  427.413606]  ? __lock_acquire+0x7ec/0x4ec0
[  427.417862]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.423535]  ? should_fail+0x22d/0xd01
[  427.427444]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.432564]  ? __lock_acquire+0x7ec/0x4ec0
[  427.436824]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.442013]  ? __lock_acquire+0x7ec/0x4ec0
[  427.446268]  ? should_fail+0x22d/0xd01
[  427.450170]  ? print_usage_bug+0xc0/0xc0
[  427.454259]  ? mark_held_locks+0x130/0x130
[  427.458516]  ? mark_held_locks+0x130/0x130
[  427.462778]  ? graph_lock+0x170/0x170
[  427.466606]  ? print_usage_bug+0xc0/0xc0
[  427.470682]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  427.475455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.481010]  ? check_preemption_disabled+0x48/0x200
[  427.486252]  ? check_preemption_disabled+0x48/0x200
[  427.491300]  ? __lock_is_held+0xb5/0x140
[  427.495450]  __alloc_pages_nodemask+0xa80/0xde0
[  427.500157]  ? graph_lock+0x170/0x170
[  427.503985]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  427.509043]  ? graph_lock+0x170/0x170
[  427.512874]  ? find_held_lock+0x36/0x1c0
[  427.516974]  ? ____cache_alloc_node+0x1c7/0x1e0
[  427.521657]  ? lock_downgrade+0x900/0x900
[  427.525834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.531394]  cache_grow_begin+0x91/0x8c0
[  427.535482]  ? do_raw_spin_unlock+0xa7/0x2f0
[  427.539919]  fallback_alloc+0x203/0x2e0
[  427.543918]  ____cache_alloc_node+0x1c7/0x1e0
[  427.548977]  kmem_cache_alloc_node+0xe3/0x730
[  427.553493]  ? ipv6_get_ifaddr+0x42e/0x620
[  427.557759]  __alloc_skb+0x119/0x770
[  427.561509]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.566810]  ? skb_scrub_packet+0x490/0x490
[  427.571168]  ? lock_downgrade+0x900/0x900
[  427.575340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.580951]  ? refcount_sub_and_test_checked+0x203/0x310
[  427.586588]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  427.592056]  ? addrconf_rs_timer+0x6f0/0x6f0
[  427.596498]  ndisc_alloc_skb+0x144/0x340
[  427.600585]  ndisc_send_rs+0x331/0x6e0
[  427.604499]  addrconf_rs_timer+0x3c0/0x6f0
[  427.608762]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.613030]  call_timer_fn+0x272/0x920
[  427.616937]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.621198]  ? process_timeout+0x40/0x40
[  427.625275]  ? find_held_lock+0x36/0x1c0
[  427.629366]  ? __run_timers+0x7da/0xc70
[  427.633363]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.637875]  ? _raw_spin_unlock_irq+0x27/0x80
[  427.642397]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.646656]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  427.651451]  ? trace_hardirqs_on+0xbd/0x310
[  427.655787]  ? kasan_check_read+0x11/0x20
[  427.660045]  ? __run_timers+0x7da/0xc70
[  427.664063]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.669540]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.673794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  427.678047]  __run_timers+0x7e5/0xc70
[  427.681888]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  427.687406]  ? compat_start_thread+0x80/0x80
[  427.691988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.697548]  ? _raw_spin_unlock_irq+0x60/0x80
[  427.702064]  ? finish_task_switch+0x1f5/0x900
[  427.706573]  ? finish_task_switch+0x1b5/0x900
[  427.711086]  ? __switch_to_asm+0x34/0x70
[  427.715200]  ? preempt_notifier_register+0x200/0x200
[  427.720324]  ? __switch_to_asm+0x34/0x70
[  427.724397]  ? __switch_to_asm+0x40/0x70
[  427.728472]  ? __switch_to_asm+0x34/0x70
[  427.732548]  ? __switch_to_asm+0x40/0x70
[  427.736623]  ? __switch_to_asm+0x34/0x70
[  427.740701]  ? __switch_to_asm+0x40/0x70
[  427.744785]  ? __switch_to_asm+0x40/0x70
[  427.748869]  ? pvclock_read_flags+0x160/0x160
[  427.753390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.758946]  ? check_preemption_disabled+0x48/0x200
[  427.763998]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  427.769552]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.774849]  ? rcu_pm_notify+0xc0/0xc0
[  427.778760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.784310]  ? check_preemption_disabled+0x48/0x200
[  427.789354]  run_timer_softirq+0x52/0xb0
[  427.793439]  ? rcu_read_lock_sched_held+0x108/0x120
[  427.798476]  __do_softirq+0x30b/0xad8
[  427.802370]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  427.807492]  ? trace_hardirqs_off_caller+0x300/0x300
[  427.812636]  ? schedule+0x108/0x460
[  427.816291]  ? __schedule+0x1ed0/0x1ed0
[  427.820290]  ? trace_hardirqs_off+0xb8/0x300
[  427.824723]  ? ___might_sleep+0x1ed/0x300
[  427.828889]  ? smpboot_thread_fn+0x68b/0xa00
[  427.833320]  ? trace_hardirqs_on+0x310/0x310
[  427.837748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.843322]  ? check_preemption_disabled+0x48/0x200
[  427.848377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.853957]  ? takeover_tasklets+0xa90/0xa90
[  427.858403]  run_ksoftirqd+0x94/0x100
[  427.862232]  smpboot_thread_fn+0x68b/0xa00
[  427.866490]  ? sort_range+0x30/0x30
[  427.870251]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  427.875378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.880940]  ? __kthread_parkme+0xfb/0x1a0
[  427.885203]  kthread+0x35a/0x420
[  427.888590]  ? sort_range+0x30/0x30
[  427.892617]  ? kthread_bind+0x40/0x40
[  427.896446]  ret_from_fork+0x3a/0x50
[  427.900319] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  427.900326] warn_alloc_show_mem: 1 callbacks suppressed
[  427.900334] Mem-Info:
[  427.907624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.907634] Call Trace:
[  427.913033] active_anon:54556 inactive_anon:372 isolated_anon:0
[  427.913033]  active_file:17 inactive_file:16 isolated_file:0
[  427.913033]  unevictable:0 dirty:0 writeback:0 unstable:0
[  427.913033]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  427.913033]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  427.913033]  free:13727 free_pcp:164 free_cma:0
[  427.915433]  <IRQ>
[  427.924812] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  427.927420]  dump_stack+0x1c4/0x2b4
[  427.960393] 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
[  427.962588]  ? dump_stack_print_info.cold.2+0x52/0x52
[  427.990164] lowmem_reserve[]:
[  427.993826]  warn_alloc.cold.118+0xb7/0x1bd
[  428.020472]  0
[  428.025685]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  428.028778]  2815
[  428.033137]  ? lock_downgrade+0x900/0x900
[  428.034932]  6318
[  428.039787]  ? trace_hardirqs_off+0xb8/0x300
[  428.041838]  6318
[  428.046030]  ? trace_hardirqs_off+0xb8/0x300
[  428.048089] Node 0 
[  428.052544]  __alloc_pages_slowpath+0x2667/0x2d80
[  428.054624] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  428.059074]  ? warn_alloc+0x120/0x120
[  428.061279] lowmem_reserve[]:
[  428.066157]  ? warn_alloc+0x120/0x120
[  428.092689]  0 0
[  428.096528]  ? print_usage_bug+0xc0/0xc0
[  428.099625]  3503
[  428.103436]  ? warn_alloc+0x120/0x120
[  428.105399]  3503
[  428.109479]  ? print_usage_bug+0xc0/0xc0
[  428.111541] Node 0 
[  428.115362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.117446] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  428.121487]  ? should_fail+0x22d/0xd01
[  428.123708] lowmem_reserve[]: 0
[  428.129264]  ? lock_downgrade+0x900/0x900
[  428.157619]  0 0
[  428.161541]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.164867]  0
[  428.169039]  ? __lock_acquire+0x7ec/0x4ec0
[  428.171014] Node 0 
[  428.176151]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.177945] DMA: 
[  428.182185]  ? __lock_acquire+0x7ec/0x4ec0
[  428.182203]  ? should_fail+0x22d/0xd01
[  428.184474] 1*4kB 
[  428.189597]  ? mark_held_locks+0x130/0x130
[  428.191648] (U) 0*8kB 
[  428.195904]  ? mark_held_locks+0x130/0x130
[  428.199810] 0*16kB 1*32kB 
[  428.201984]  ? kasan_check_read+0x11/0x20
[  428.206212] (U) 
[  428.208724]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.212944] 2*64kB (U) 
[  428.215878]  ? graph_lock+0x170/0x170
[  428.220168] 1*128kB (U) 
[  428.222173]  ? print_usage_bug+0xc0/0xc0
[  428.227568] 1*256kB (U) 
[  428.230185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.233969] 0*512kB 1*1024kB 
[  428.236664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.240711] (U) 1*2048kB 
[  428.243411]  ? check_preemption_disabled+0x48/0x200
[  428.248933] (M) 3*4096kB 
[  428.252055]  ? check_preemption_disabled+0x48/0x200
[  428.252083]  ? __lock_is_held+0xb5/0x140
[  428.257598] (M) = 15908kB
[  428.260393]  __alloc_pages_nodemask+0xa80/0xde0
[  428.265384] Node 0 DMA32: 
[  428.268169]  ? graph_lock+0x170/0x170
[  428.273237] 3*4kB 
[  428.277312]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  428.280058] (UM) 0*8kB 
[  428.284741]  ? graph_lock+0x170/0x170
[  428.284767]  ? find_held_lock+0x36/0x1c0
[  428.287596] 2*16kB (M) 
[  428.291425]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.293557] 1*32kB (M) 
[  428.298596]  ? lock_downgrade+0x900/0x900
[  428.301168] 3*64kB (UM) 
[  428.305054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.309131] 3*128kB (M) 
[  428.311743]  cache_grow_begin+0x91/0x8c0
[  428.316398] 2*256kB (M) 
[  428.319006]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.323152] 3*512kB (M) 
[  428.325845]  fallback_alloc+0x203/0x2e0
[  428.331370] 4*1024kB (UM) 
[  428.334073]  ____cache_alloc_node+0x1c7/0x1e0
[  428.338167] 3*2048kB 
[  428.340852]  kmem_cache_alloc_node+0xe3/0x730
[  428.345251] (M) 
[  428.347936]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.351897] 3*4096kB (M) 
[  428.354769]  __alloc_skb+0x119/0x770
[  428.359245] = 25228kB
[  428.359255] Node 0 
[  428.361679]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.366163] Normal: 1169*4kB 
[  428.368167]  ? skb_scrub_packet+0x490/0x490
[  428.372394] (MEH) 
[  428.375171]  ? lock_downgrade+0x900/0x900
[  428.378873] 563*8kB (UME) 
[  428.381307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.383534] 195*16kB 
[  428.388821]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.391920] (ME) 
[  428.396252]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.398397] 41*32kB 
[  428.402558]  ? addrconf_rs_timer+0x6f0/0x6f0
[  428.405393] (UM) 
[  428.410947]  ndisc_alloc_skb+0x144/0x340
[  428.413340] 3*64kB (UM) 
[  428.418812]  ndisc_send_rs+0x331/0x6e0
[  428.420861] 0*128kB 0*256kB 
[  428.426336]  addrconf_rs_timer+0x3c0/0x6f0
[  428.428652] 0*512kB 
[  428.433072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.435142] 0*1024kB 0*2048kB 
[  428.439232]  call_timer_fn+0x272/0x920
[  428.441889] 0*4096kB = 13804kB
[  428.445932]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.448956] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  428.453188]  ? process_timeout+0x40/0x40
[  428.455501] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  428.455511] 412 total pagecache pages
[  428.459754]  ? find_held_lock+0x36/0x1c0
[  428.462946] 0 pages in swap cache
[  428.466845]  ? __run_timers+0x7da/0xc70
[  428.470027] Swap cache stats: add 0, delete 0, find 0/0
[  428.470037] Free swap  = 0kB
[  428.474286]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.483262] Total swap = 0kB
[  428.487337]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.496071] 1965979 pages RAM
[  428.499883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.499901]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  428.503950] 0 pages HighMem/MovableOnly
[  428.503960] 343324 pages reserved
[  428.507424]  ? trace_hardirqs_on+0xbd/0x310
[  428.511383] 0 pages cma reserved
[  428.511475] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  428.516872]  ? kasan_check_read+0x11/0x20
[  428.516889]  ? __run_timers+0x7da/0xc70
[  428.516906]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.516926]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.520006] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  428.524450]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.527465] ksoftirqd/1 cpuset=
[  428.531973]  __run_timers+0x7e5/0xc70
[  428.535071] /
[  428.539397]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  428.543963]  mems_allowed=0
[  428.547949]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.620163]  ? graph_lock+0x170/0x170
[  428.623984]  ? enqueue_hrtimer+0x1a5/0x560
[  428.628236]  ? lock_release+0x970/0x970
[  428.632228]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.637439]  ? find_held_lock+0x36/0x1c0
[  428.641645]  ? graph_lock+0x170/0x170
[  428.645464]  ? pvclock_read_flags+0x160/0x160
[  428.649976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.655590]  ? check_preemption_disabled+0x48/0x200
[  428.660634]  ? __lock_is_held+0xb5/0x140
[  428.664721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.670304]  ? check_preemption_disabled+0x48/0x200
[  428.675423]  run_timer_softirq+0x52/0xb0
[  428.679505]  ? rcu_read_lock_sched_held+0x108/0x120
[  428.684539]  __do_softirq+0x30b/0xad8
[  428.688458]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  428.693585]  ? pvclock_read_flags+0x160/0x160
[  428.698095]  ? lapic_next_event+0x5a/0x90
[  428.702346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.708018]  ? check_preemption_disabled+0x48/0x200
[  428.713047]  ? check_preemption_disabled+0x48/0x200
[  428.718090]  ? kvm_clock_read+0x18/0x30
[  428.722134]  ? kvm_sched_clock_read+0x9/0x20
[  428.726563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.732140]  ? check_preemption_disabled+0x48/0x200
[  428.737197]  irq_exit+0x17f/0x1c0
[  428.740668]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.745530]  ? smp_reschedule_interrupt+0x109/0x650
[  428.750566]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.756468]  ? interrupt_entry+0xb5/0xf0
[  428.760550]  ? trace_hardirqs_off_caller+0xbb/0x300
[  428.765583]  ? trace_hardirqs_off_caller+0xbb/0x300
[  428.770621]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.775479]  ? trace_hardirqs_off+0x300/0x300
[  428.779991]  ? trace_hardirqs_off+0x300/0x300
[  428.784504]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.790060]  ? check_preemption_disabled+0x48/0x200
[  428.795091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.800684]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.805555]  apic_timer_interrupt+0xf/0x20
[  428.809798]  </IRQ>
[  428.812052] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  428.816996] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  428.835910] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  428.843635] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  428.850918] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  428.858204] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  428.865483] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  428.872764] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  428.880093]  skb_clone+0x1bb/0x500
[  428.883681]  ? skb_split+0x11e0/0x11e0
[  428.887583]  ? check_preemption_disabled+0x48/0x200
[  428.892689]  ? __this_cpu_preempt_check+0x1c/0x1f
[  428.897557]  ? __bpf_redirect+0x54b/0xb20
[  428.901820]  bpf_clone_redirect+0xb9/0x490
[  428.906094]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  428.911187]  ? __sched_text_start+0x8/0x8
[  428.915357]  ? retint_kernel+0x2d/0x2d
[  428.919274]  ? find_held_lock+0x36/0x1c0
[  428.923356]  ? lock_acquire+0x1ed/0x520
[  428.927353]  ? bpf_test_run+0x32e/0x5a0
[  428.931439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.936993]  ? check_preemption_disabled+0x48/0x200
[  428.942025]  ? kasan_check_read+0x11/0x20
[  428.946190]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.951483]  ? rcu_bh_qs+0xc0/0xc0
[  428.955156]  ? preempt_schedule+0x4d/0x60
[  428.959321]  ? ___preempt_schedule+0x16/0x18
[  428.963754]  ? bpf_test_run+0x1c0/0x5a0
[  428.968130]  ? netlink_diag_dump+0x2a0/0x2a0
[  428.972558]  ? bpf_prog_test_run_skb+0x295/0xb40
[  428.977335]  ? bpf_prog_test_run_skb+0x634/0xb40
[  428.982138]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  428.987001]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  428.992551]  ? fput+0x130/0x1a0
[  428.995847]  ? __bpf_prog_get+0x9b/0x290
[  428.999985]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  429.005016]  ? bpf_prog_test_run+0x130/0x1a0
[  429.009442]  ? __x64_sys_bpf+0x3d8/0x510
[  429.013518]  ? bpf_prog_get+0x20/0x20
[  429.017354]  ? do_syscall_64+0x1b9/0x820
[  429.021446]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  429.026828]  ? syscall_return_slowpath+0x5e0/0x5e0
[  429.031769]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.036632]  ? trace_hardirqs_off+0x300/0x300
[  429.041163]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  429.046200]  ? prepare_exit_to_usermode+0x291/0x3b0
[  429.051238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.056129]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  429.061529] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  429.061614] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.068394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.068406] Call Trace:
[  429.068426]  dump_stack+0x1c4/0x2b4
[  429.068443]  ? dump_stack_print_info.cold.2+0x52/0x52
[  429.068471]  warn_alloc.cold.118+0xb7/0x1bd
[  429.075049] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.084323]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.086905] syz-executor1 cpuset=
[  429.090543]  ? lock_downgrade+0x900/0x900
[  429.095724] syz1
[  429.100065]  ? trace_hardirqs_off+0xb8/0x300
[  429.110539]  mems_allowed=0
[  429.115400]  ? trace_hardirqs_off+0xb8/0x300
[  429.136714]  __alloc_pages_slowpath+0x2667/0x2d80
[  429.141614]  ? warn_alloc+0x120/0x120
[  429.145440]  ? warn_alloc+0x120/0x120
[  429.149264]  ? print_usage_bug+0xc0/0xc0
[  429.153339]  ? warn_alloc+0x120/0x120
[  429.157173]  ? print_usage_bug+0xc0/0xc0
[  429.161253]  ? __lock_acquire+0x7ec/0x4ec0
[  429.165534]  ? __lock_acquire+0x7ec/0x4ec0
[  429.169789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.175341]  ? should_fail+0x22d/0xd01
[  429.179252]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.184370]  ? __lock_acquire+0x7ec/0x4ec0
[  429.188623]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.193736]  ? __lock_acquire+0x7ec/0x4ec0
[  429.197982]  ? should_fail+0x22d/0xd01
[  429.201903]  ? mark_held_locks+0x130/0x130
[  429.206173]  ? mark_held_locks+0x130/0x130
[  429.210425]  ? graph_lock+0x170/0x170
[  429.214245]  ? graph_lock+0x170/0x170
[  429.218061]  ? graph_lock+0x170/0x170
[  429.221882]  ? print_usage_bug+0xc0/0xc0
[  429.225961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.231517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.237067]  ? check_preemption_disabled+0x48/0x200
[  429.242145]  ? check_preemption_disabled+0x48/0x200
[  429.247191]  ? __lock_is_held+0xb5/0x140
[  429.251275]  __alloc_pages_nodemask+0xa80/0xde0
[  429.255962]  ? graph_lock+0x170/0x170
[  429.259782]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  429.264813]  ? graph_lock+0x170/0x170
[  429.268642]  ? find_held_lock+0x36/0x1c0
[  429.272728]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.277412]  ? lock_downgrade+0x900/0x900
[  429.281586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.287166]  cache_grow_begin+0x91/0x8c0
[  429.291246]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.295677]  fallback_alloc+0x203/0x2e0
[  429.299672]  ____cache_alloc_node+0x1c7/0x1e0
[  429.304193]  kmem_cache_alloc_node+0xe3/0x730
[  429.308709]  ? ipv6_get_ifaddr+0x42e/0x620
[  429.312972]  __alloc_skb+0x119/0x770
[  429.316875]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  429.322179]  ? skb_scrub_packet+0x490/0x490
[  429.326515]  ? lock_downgrade+0x900/0x900
[  429.330684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.336240]  ? refcount_sub_and_test_checked+0x203/0x310
[  429.341722]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  429.347193]  ? addrconf_rs_timer+0x6f0/0x6f0
[  429.351779]  ndisc_alloc_skb+0x144/0x340
[  429.355860]  ndisc_send_rs+0x331/0x6e0
[  429.359778]  addrconf_rs_timer+0x3c0/0x6f0
[  429.364032]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.368297]  call_timer_fn+0x272/0x920
[  429.372197]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.376444]  ? process_timeout+0x40/0x40
[  429.380515]  ? find_held_lock+0x36/0x1c0
[  429.384597]  ? __run_timers+0x7da/0xc70
[  429.388581]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.393085]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.397598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.401836]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  429.406423]  ? trace_hardirqs_on+0xbd/0x310
[  429.410764]  ? kasan_check_read+0x11/0x20
[  429.414916]  ? __run_timers+0x7da/0xc70
[  429.418898]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.424360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.428606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  429.432840]  __run_timers+0x7e5/0xc70
[  429.436668]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  429.442033]  ? compat_start_thread+0x80/0x80
[  429.446465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.452008]  ? _raw_spin_unlock_irq+0x60/0x80
[  429.456522]  ? finish_task_switch+0x1f5/0x900
[  429.461043]  ? finish_task_switch+0x1b5/0x900
[  429.465543]  ? __switch_to_asm+0x34/0x70
[  429.469612]  ? preempt_notifier_register+0x200/0x200
[  429.474718]  ? __switch_to_asm+0x34/0x70
[  429.478776]  ? __switch_to_asm+0x40/0x70
[  429.482838]  ? __switch_to_asm+0x34/0x70
[  429.486926]  ? __switch_to_asm+0x40/0x70
[  429.490981]  ? __switch_to_asm+0x34/0x70
[  429.495168]  ? __switch_to_asm+0x40/0x70
[  429.499232]  ? __switch_to_asm+0x40/0x70
[  429.503301]  ? pvclock_read_flags+0x160/0x160
[  429.507798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.513347]  ? check_preemption_disabled+0x48/0x200
[  429.518407]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  429.523951]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  429.529234]  ? rcu_pm_notify+0xc0/0xc0
[  429.533137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.538680]  ? check_preemption_disabled+0x48/0x200
[  429.543719]  run_timer_softirq+0x52/0xb0
[  429.547786]  ? rcu_read_lock_sched_held+0x108/0x120
[  429.552808]  __do_softirq+0x30b/0xad8
[  429.556631]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  429.561743]  ? trace_hardirqs_off_caller+0x300/0x300
[  429.566865]  ? schedule+0x108/0x460
[  429.570516]  ? __schedule+0x1ed0/0x1ed0
[  429.574507]  ? trace_hardirqs_off+0xb8/0x300
[  429.578928]  ? ___might_sleep+0x1ed/0x300
[  429.583080]  ? smpboot_thread_fn+0x68b/0xa00
[  429.587518]  ? trace_hardirqs_on+0x310/0x310
[  429.591937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.597487]  ? check_preemption_disabled+0x48/0x200
[  429.602529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.608084]  ? takeover_tasklets+0xa90/0xa90
[  429.612527]  run_ksoftirqd+0x94/0x100
[  429.616344]  smpboot_thread_fn+0x68b/0xa00
[  429.620597]  ? sort_range+0x30/0x30
[  429.624261]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  429.629379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.634930]  ? __kthread_parkme+0xfb/0x1a0
[  429.639188]  kthread+0x35a/0x420
[  429.642568]  ? sort_range+0x30/0x30
[  429.646207]  ? kthread_bind+0x40/0x40
[  429.650026]  ret_from_fork+0x3a/0x50
[  429.653778] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  429.653784] warn_alloc_show_mem: 1 callbacks suppressed
[  429.653792] Mem-Info:
[  429.661080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  429.666486] active_anon:54556 inactive_anon:372 isolated_anon:0
[  429.666486]  active_file:17 inactive_file:16 isolated_file:0
[  429.666486]  unevictable:0 dirty:0 writeback:0 unstable:0
[  429.666486]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  429.666486]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  429.666486]  free:13727 free_pcp:164 free_cma:0
[  429.668878] Call Trace:
[  429.678304] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  429.711299]  <IRQ>
[  429.713896] Node 0 
[  429.741585]  dump_stack+0x1c4/0x2b4
[  429.743758] 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
[  429.745985]  ? dump_stack_print_info.cold.2+0x52/0x52
[  429.749602] lowmem_reserve[]:
[  429.775161]  warn_alloc.cold.118+0xb7/0x1bd
[  429.780341]  0
[  429.783460]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  429.787764]  2815 6318
[  429.789592]  ? lock_downgrade+0x900/0x900
[  429.794429]  6318
[  429.796943]  ? trace_hardirqs_off+0xb8/0x300
[  429.801078] Node 0 
[  429.803193]  ? trace_hardirqs_off+0xb8/0x300
[  429.807616] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  429.809846]  __alloc_pages_slowpath+0x2667/0x2d80
[  429.814238] lowmem_reserve[]: 0
[  429.840975]  ? warn_alloc+0x120/0x120
[  429.845979]  0 3503
[  429.849372]  ? trace_hardirqs_on+0x310/0x310
[  429.853158]  3503
[  429.855421]  ? warn_alloc+0x120/0x120
[  429.859835] Node 0 
[  429.861912]  ? print_usage_bug+0xc0/0xc0
[  429.865727] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  429.867948]  ? warn_alloc+0x120/0x120
[  429.871997] lowmem_reserve[]: 0
[  429.900929]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  429.904725]  0
[  429.908025]  ? print_usage_bug+0xc0/0xc0
[  429.913027]  0 0
[  429.914850]  ? __lock_acquire+0x7ec/0x4ec0
[  429.918903] Node 0 
[  429.920892]  ? __lock_acquire+0x7ec/0x4ec0
[  429.920911]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.925156] DMA: 1*4kB 
[  429.927420]  ? should_fail+0x22d/0xd01
[  429.931639] (U) 0*8kB 
[  429.937207]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.939778] 0*16kB 1*32kB 
[  429.943690]  ? __lock_acquire+0x7ec/0x4ec0
[  429.946184] (U) 
[  429.951302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.954160] 2*64kB 
[  429.958410]  ? __lock_acquire+0x7ec/0x4ec0
[  429.960387] (U) 
[  429.965495]  ? should_fail+0x22d/0xd01
[  429.965512]  ? print_usage_bug+0xc0/0xc0
[  429.967744] 1*128kB (U) 
[  429.972007]  ? mark_held_locks+0x130/0x130
[  429.973969] 1*256kB (U) 
[  429.977875]  ? mark_held_locks+0x130/0x130
[  429.981929] 0*512kB 1*1024kB 
[  429.984759]  ? graph_lock+0x170/0x170
[  429.988982] (U) 
[  429.991665]  ? print_usage_bug+0xc0/0xc0
[  429.995897] 1*2048kB 
[  429.999266]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  429.999284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.003080] (M) 
[  430.005130]  ? check_preemption_disabled+0x48/0x200
[  430.009248] 3*4096kB (M) 
[  430.011674]  ? check_preemption_disabled+0x48/0x200
[  430.011701]  ? __lock_is_held+0xb5/0x140
[  430.016441] = 15908kB
[  430.016450] Node 0 
[  430.022001]  __alloc_pages_nodemask+0xa80/0xde0
[  430.023962] DMA32: 3*4kB 
[  430.029002]  ? graph_lock+0x170/0x170
[  430.031787] (UM) 
[  430.036819]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  430.040871] 0*8kB 2*16kB 
[  430.043310]  ? graph_lock+0x170/0x170
[  430.045548] (M) 
[  430.050236]  ? find_held_lock+0x36/0x1c0
[  430.052980] 1*32kB 
[  430.056827]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.058884] (M) 
[  430.063913]  ? lock_downgrade+0x900/0x900
[  430.066664] 3*64kB (UM) 
[  430.070492]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.072459] 3*128kB 
[  430.076543]  cache_grow_begin+0x91/0x8c0
[  430.078772] (M) 
[  430.083459]  ? do_raw_spin_unlock+0xa7/0x2f0
[  430.085429] 2*256kB 
[  430.089598]  fallback_alloc+0x203/0x2e0
[  430.092255] (M) 
[  430.097814]  ____cache_alloc_node+0x1c7/0x1e0
[  430.100154] 3*512kB 
[  430.104235]  kmem_cache_alloc_node+0xe3/0x730
[  430.106200] (M) 
[  430.110633]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.112948] 4*1024kB 
[  430.116940]  __alloc_skb+0x119/0x770
[  430.118903] (UM) 
[  430.123419]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.125733] 3*2048kB (M) 
[  430.130348]  ? skb_scrub_packet+0x490/0x490
[  430.132310] 3*4096kB (M) 
[  430.136570]  ? lock_downgrade+0x900/0x900
[  430.138967] = 25228kB
[  430.138976] Node 0 
[  430.142889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.144944] Normal: 1169*4kB 
[  430.150248]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.153007] (MEH) 
[  430.157344]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.160096] 563*8kB 
[  430.164284]  ? addrconf_rs_timer+0x6f0/0x6f0
[  430.166684] (UME) 
[  430.168941]  ndisc_alloc_skb+0x144/0x340
[  430.174454] 195*16kB (ME) 
[  430.177585]  ndisc_send_rs+0x331/0x6e0
[  430.183027] 41*32kB 
[  430.185194]  addrconf_rs_timer+0x3c0/0x6f0
[  430.190635] (UM) 
[  430.192975]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.197367] 3*64kB (UM) 
[  430.199556]  call_timer_fn+0x272/0x920
[  430.203600] 0*128kB 0*256kB 
[  430.206467]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.210342] 0*512kB 0*1024kB 
[  430.212694]  ? process_timeout+0x40/0x40
[  430.216913] 0*2048kB 0*4096kB 
[  430.219000]  ? find_held_lock+0x36/0x1c0
[  430.223358] = 13804kB
[  430.223373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  430.226059]  ? __run_timers+0x7da/0xc70
[  430.229954] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  430.232977]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.237208] 412 total pagecache pages
[  430.240332]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.244392] 0 pages in swap cache
[  430.247608]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.251667] Swap cache stats: add 0, delete 0, find 0/0
[  430.251676] Free swap  = 0kB
[  430.254098]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  430.262954] Total swap = 0kB
[  430.262963] 1965979 pages RAM
[  430.266953]  ? trace_hardirqs_on+0xbd/0x310
[  430.275517] 0 pages HighMem/MovableOnly
[  430.275527] 343324 pages reserved
[  430.280036]  ? kasan_check_read+0x11/0x20
[  430.283833] 0 pages cma reserved
[  430.283934] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  430.288363]  ? __run_timers+0x7da/0xc70
[  430.288389]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.291916] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.296088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.301475] ksoftirqd/1 cpuset=
[  430.304510]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.309082] /
[  430.312169]  __run_timers+0x7e5/0xc70
[  430.315270]  mems_allowed=0
[  430.319609]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  430.389503]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.394543]  ? graph_lock+0x170/0x170
[  430.398367]  ? enqueue_hrtimer+0x1a5/0x560
[  430.402625]  ? lock_release+0x970/0x970
[  430.406615]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.411827]  ? find_held_lock+0x36/0x1c0
[  430.415910]  ? graph_lock+0x170/0x170
[  430.419728]  ? pvclock_read_flags+0x160/0x160
[  430.424244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.429796]  ? check_preemption_disabled+0x48/0x200
[  430.434840]  ? __lock_is_held+0xb5/0x140
[  430.438917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.444480]  ? check_preemption_disabled+0x48/0x200
[  430.449528]  run_timer_softirq+0x52/0xb0
[  430.453616]  ? rcu_read_lock_sched_held+0x108/0x120
[  430.458656]  __do_softirq+0x30b/0xad8
[  430.462490]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  430.467617]  ? pvclock_read_flags+0x160/0x160
[  430.472160]  ? lapic_next_event+0x5a/0x90
[  430.476329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.481880]  ? check_preemption_disabled+0x48/0x200
[  430.486933]  ? check_preemption_disabled+0x48/0x200
[  430.491977]  ? kvm_clock_read+0x18/0x30
[  430.495974]  ? kvm_sched_clock_read+0x9/0x20
[  430.500412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.505972]  ? check_preemption_disabled+0x48/0x200
[  430.511029]  irq_exit+0x17f/0x1c0
[  430.514509]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.519375]  ? smp_reschedule_interrupt+0x109/0x650
[  430.524426]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.530338]  ? interrupt_entry+0xb5/0xf0
[  430.534424]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.539458]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.544499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.549368]  ? trace_hardirqs_off+0x300/0x300
[  430.553886]  ? trace_hardirqs_off+0x300/0x300
[  430.558409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.563969]  ? check_preemption_disabled+0x48/0x200
[  430.569136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.574709]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.579595]  apic_timer_interrupt+0xf/0x20
[  430.583843]  </IRQ>
[  430.586130] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  430.591179] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  430.610138] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  430.617885] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  430.625182] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  430.632471] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  430.639850] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  430.647160] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  430.654498]  skb_clone+0x1bb/0x500
[  430.658064]  ? skb_split+0x11e0/0x11e0
[  430.661967]  ? check_preemption_disabled+0x48/0x200
[  430.667007]  ? __this_cpu_preempt_check+0x1c/0x1f
[  430.671867]  ? __bpf_redirect+0x54b/0xb20
[  430.676045]  bpf_clone_redirect+0xb9/0x490
[  430.680311]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  430.685354]  ? __sched_text_start+0x8/0x8
[  430.689551]  ? retint_kernel+0x2d/0x2d
[  430.693479]  ? find_held_lock+0x36/0x1c0
[  430.697568]  ? lock_acquire+0x1ed/0x520
[  430.701562]  ? bpf_test_run+0x32e/0x5a0
[  430.705627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.711188]  ? check_preemption_disabled+0x48/0x200
[  430.716335]  ? kasan_check_read+0x11/0x20
[  430.720502]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.725801]  ? rcu_bh_qs+0xc0/0xc0
[  430.729364]  ? preempt_schedule+0x4d/0x60
[  430.733542]  ? ___preempt_schedule+0x16/0x18
[  430.737980]  ? bpf_test_run+0x1c0/0x5a0
[  430.742195]  ? netlink_diag_dump+0x2a0/0x2a0
[  430.746628]  ? bpf_prog_test_run_skb+0x295/0xb40
[  430.751411]  ? bpf_prog_test_run_skb+0x634/0xb40
[  430.756222]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.761098]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  430.766693]  ? fput+0x130/0x1a0
[  430.770005]  ? __bpf_prog_get+0x9b/0x290
[  430.774128]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  430.778995]  ? bpf_prog_test_run+0x130/0x1a0
[  430.783428]  ? __x64_sys_bpf+0x3d8/0x510
[  430.787507]  ? bpf_prog_get+0x20/0x20
[  430.791348]  ? do_syscall_64+0x1b9/0x820
[  430.795437]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  430.800828]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.805798]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.810664]  ? trace_hardirqs_off+0x300/0x300
[  430.815219]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  430.820256]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.825298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.830182]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  430.835581] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  430.835665] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  430.842464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.842473] Call Trace:
[  430.849083] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.858352]  dump_stack+0x1c4/0x2b4
[  430.860930] syz-executor1 cpuset=
[  430.871435]  ? dump_stack_print_info.cold.2+0x52/0x52
[  430.875050] syz1
[  430.878527]  warn_alloc.cold.118+0xb7/0x1bd
[  430.883703]  mems_allowed=0
[  430.885690]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.897813]  ? lock_downgrade+0x900/0x900
[  430.902156]  ? trace_hardirqs_off+0xb8/0x300
[  430.906599]  ? trace_hardirqs_off+0xb8/0x300
[  430.911038]  __alloc_pages_slowpath+0x2667/0x2d80
[  430.915936]  ? warn_alloc+0x120/0x120
[  430.919785]  ? warn_alloc+0x120/0x120
[  430.923606]  ? print_usage_bug+0xc0/0xc0
[  430.927681]  ? warn_alloc+0x120/0x120
[  430.931501]  ? print_usage_bug+0xc0/0xc0
[  430.935595]  ? __lock_acquire+0x7ec/0x4ec0
[  430.939845]  ? __lock_acquire+0x7ec/0x4ec0
[  430.944135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.949694]  ? should_fail+0x22d/0xd01
[  430.953602]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.958733]  ? __lock_acquire+0x7ec/0x4ec0
[  430.963051]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.968177]  ? __lock_acquire+0x7ec/0x4ec0
[  430.972423]  ? should_fail+0x22d/0xd01
[  430.976340]  ? mark_held_locks+0x130/0x130
[  430.980598]  ? mark_held_locks+0x130/0x130
[  430.984851]  ? graph_lock+0x170/0x170
[  430.988670]  ? graph_lock+0x170/0x170
[  430.992487]  ? graph_lock+0x170/0x170
[  430.996301]  ? print_usage_bug+0xc0/0xc0
[  431.000377]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.005929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.011480]  ? check_preemption_disabled+0x48/0x200
[  431.016511]  ? check_preemption_disabled+0x48/0x200
[  431.021557]  ? __lock_is_held+0xb5/0x140
[  431.025645]  __alloc_pages_nodemask+0xa80/0xde0
[  431.030336]  ? graph_lock+0x170/0x170
[  431.034181]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  431.039211]  ? graph_lock+0x170/0x170
[  431.043044]  ? find_held_lock+0x36/0x1c0
[  431.047162]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.051858]  ? lock_downgrade+0x900/0x900
[  431.056040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.061601]  cache_grow_begin+0x91/0x8c0
[  431.065687]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.070152]  fallback_alloc+0x203/0x2e0
[  431.074177]  ____cache_alloc_node+0x1c7/0x1e0
[  431.078699]  kmem_cache_alloc_node+0xe3/0x730
[  431.083213]  ? ipv6_get_ifaddr+0x42e/0x620
[  431.087476]  __alloc_skb+0x119/0x770
[  431.091206]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.096504]  ? skb_scrub_packet+0x490/0x490
[  431.100956]  ? lock_downgrade+0x900/0x900
[  431.105155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.110712]  ? refcount_sub_and_test_checked+0x203/0x310
[  431.116188]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  431.121800]  ? addrconf_rs_timer+0x6f0/0x6f0
[  431.126308]  ndisc_alloc_skb+0x144/0x340
[  431.130480]  ndisc_send_rs+0x331/0x6e0
[  431.134402]  addrconf_rs_timer+0x3c0/0x6f0
[  431.138674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.142939]  call_timer_fn+0x272/0x920
[  431.146844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.151128]  ? process_timeout+0x40/0x40
[  431.155207]  ? find_held_lock+0x36/0x1c0
[  431.159295]  ? __run_timers+0x7da/0xc70
[  431.163287]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.167799]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.172310]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.176571]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  431.181171]  ? trace_hardirqs_on+0xbd/0x310
[  431.185509]  ? kasan_check_read+0x11/0x20
[  431.189672]  ? __run_timers+0x7da/0xc70
[  431.193664]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.199173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.203424]  __run_timers+0x7e5/0xc70
[  431.207391]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  431.212769]  ? compat_start_thread+0x80/0x80
[  431.217197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.222753]  ? _raw_spin_unlock_irq+0x60/0x80
[  431.227269]  ? finish_task_switch+0x1f5/0x900
[  431.231782]  ? finish_task_switch+0x1b5/0x900
[  431.236294]  ? __switch_to_asm+0x34/0x70
[  431.240374]  ? preempt_notifier_register+0x200/0x200
[  431.245493]  ? __switch_to_asm+0x34/0x70
[  431.249566]  ? __switch_to_asm+0x40/0x70
[  431.253647]  ? __switch_to_asm+0x34/0x70
[  431.257725]  ? __switch_to_asm+0x40/0x70
[  431.261798]  ? __switch_to_asm+0x34/0x70
[  431.265874]  ? __switch_to_asm+0x40/0x70
[  431.269958]  ? __switch_to_asm+0x40/0x70
[  431.274046]  ? pvclock_read_flags+0x160/0x160
[  431.278560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.284141]  ? check_preemption_disabled+0x48/0x200
[  431.289189]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  431.294741]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.300126]  ? rcu_pm_notify+0xc0/0xc0
[  431.304031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.309581]  ? check_preemption_disabled+0x48/0x200
[  431.314623]  run_timer_softirq+0x52/0xb0
[  431.318715]  ? rcu_read_lock_sched_held+0x108/0x120
[  431.323765]  __do_softirq+0x30b/0xad8
[  431.327597]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  431.332717]  ? trace_hardirqs_off_caller+0x300/0x300
[  431.337846]  ? schedule+0x108/0x460
[  431.341502]  ? __schedule+0x1ed0/0x1ed0
[  431.345497]  ? trace_hardirqs_off+0xb8/0x300
[  431.349923]  ? ___might_sleep+0x1ed/0x300
[  431.354086]  ? smpboot_thread_fn+0x68b/0xa00
[  431.358545]  ? trace_hardirqs_on+0x310/0x310
[  431.362975]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.368533]  ? check_preemption_disabled+0x48/0x200
[  431.373567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.379154]  ? takeover_tasklets+0xa90/0xa90
[  431.383584]  run_ksoftirqd+0x94/0x100
[  431.387401]  smpboot_thread_fn+0x68b/0xa00
[  431.391657]  ? sort_range+0x30/0x30
[  431.395302]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  431.400426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.405981]  ? __kthread_parkme+0xfb/0x1a0
[  431.410238]  kthread+0x35a/0x420
[  431.413622]  ? sort_range+0x30/0x30
[  431.417264]  ? kthread_bind+0x40/0x40
[  431.421084]  ret_from_fork+0x3a/0x50
[  431.424862] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  431.424868] warn_alloc_show_mem: 1 callbacks suppressed
[  431.424883] Mem-Info:
[  431.432167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.432177] Call Trace:
[  431.437566] active_anon:54556 inactive_anon:372 isolated_anon:0
[  431.437566]  active_file:17 inactive_file:16 isolated_file:0
[  431.437566]  unevictable:0 dirty:0 writeback:0 unstable:0
[  431.437566]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  431.437566]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  431.437566]  free:13727 free_pcp:164 free_cma:0
[  431.439960]  <IRQ>
[  431.449744] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  431.452343]  dump_stack+0x1c4/0x2b4
[  431.485306] Node 0 
[  431.487475]  ? dump_stack_print_info.cold.2+0x52/0x52
[  431.515081] 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
[  431.518711]  warn_alloc.cold.118+0xb7/0x1bd
[  431.520924] lowmem_reserve[]: 0
[  431.526157]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.551653]  2815
[  431.555990]  ? lock_downgrade+0x900/0x900
[  431.559264]  6318
[  431.564147]  ? trace_hardirqs_off+0xb8/0x300
[  431.566206]  6318
[  431.570367]  ? trace_hardirqs_off+0xb8/0x300
[  431.572426] Node 0 
[  431.576849]  __alloc_pages_slowpath+0x2667/0x2d80
[  431.578933] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  431.583355]  ? warn_alloc+0x120/0x120
[  431.585564] lowmem_reserve[]: 0
[  431.590428]  ? trace_hardirqs_on+0x310/0x310
[  431.616960]  0 3503
[  431.620782]  ? warn_alloc+0x120/0x120
[  431.624055]  3503
[  431.628477]  ? print_usage_bug+0xc0/0xc0
[  431.630712] Node 0 
[  431.634525]  ? warn_alloc+0x120/0x120
[  431.636606] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  431.640644]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  431.640661]  ? print_usage_bug+0xc0/0xc0
[  431.642890] lowmem_reserve[]: 0
[  431.646724]  ? __lock_acquire+0x7ec/0x4ec0
[  431.675074]  0 0
[  431.680166]  ? __lock_acquire+0x7ec/0x4ec0
[  431.684222]  0
[  431.687522]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.691751] Node 0 
[  431.693741]  ? should_fail+0x22d/0xd01
[  431.697966] DMA: 
[  431.699792]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.705323] 1*4kB 
[  431.707572]  ? __lock_acquire+0x7ec/0x4ec0
[  431.711452] (U) 
[  431.713528]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.718623] 0*8kB 
[  431.720783]  ? __lock_acquire+0x7ec/0x4ec0
[  431.725017] 0*16kB 
[  431.727001]  ? should_fail+0x22d/0xd01
[  431.732094] 1*32kB 
[  431.734287]  ? print_usage_bug+0xc0/0xc0
[  431.738511] (U) 
[  431.740766]  ? mark_held_locks+0x130/0x130
[  431.744642] 2*64kB 
[  431.746896]  ? mark_held_locks+0x130/0x130
[  431.750948] (U) 
[  431.752939]  ? graph_lock+0x170/0x170
[  431.757178] 1*128kB 
[  431.759426]  ? print_usage_bug+0xc0/0xc0
[  431.763645] (U) 1*256kB 
[  431.765639]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  431.765658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.769451] (U) 
[  431.771800]  ? check_preemption_disabled+0x48/0x200
[  431.775850] 0*512kB 1*1024kB 
[  431.778541]  ? check_preemption_disabled+0x48/0x200
[  431.783289] (U) 
[  431.788931]  ? __lock_is_held+0xb5/0x140
[  431.790899] 1*2048kB (M) 
[  431.795938]  __alloc_pages_nodemask+0xa80/0xde0
[  431.799036] 3*4096kB 
[  431.804062]  ? graph_lock+0x170/0x170
[  431.806034] (M) 
[  431.810133]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  431.812886] = 15908kB
[  431.812895] Node 0 
[  431.817575]  ? graph_lock+0x170/0x170
[  431.819982] DMA32: 
[  431.823799]  ? find_held_lock+0x36/0x1c0
[  431.825763] 3*4kB 
[  431.830888]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.833293] (UM) 
[  431.835543]  ? lock_downgrade+0x900/0x900
[  431.839357] 0*8kB 
[  431.841620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.845670] 2*16kB 
[  431.847830]  cache_grow_begin+0x91/0x8c0
[  431.852488] (M) 
[  431.854563]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.858696] 1*32kB (M) 
[  431.860874]  fallback_alloc+0x203/0x2e0
[  431.866406] 3*64kB 
[  431.868655]  ____cache_alloc_node+0x1c7/0x1e0
[  431.872708] (UM) 
[  431.874694]  kmem_cache_alloc_node+0xe3/0x730
[  431.879094] 3*128kB 
[  431.881721]  ? ipv6_get_ifaddr+0x42e/0x620
[  431.885683] (M) 
[  431.887936]  __alloc_skb+0x119/0x770
[  431.892788] 2*256kB (M) 
[  431.894881]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.899367] 3*512kB (M) 
[  431.901725]  ? skb_scrub_packet+0x490/0x490
[  431.905951] 4*1024kB 
[  431.907942]  ? lock_downgrade+0x900/0x900
[  431.911647] (UM) 
[  431.914337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.919595] 3*2048kB (M) 
[  431.922290]  ? refcount_sub_and_test_checked+0x203/0x310
[  431.926595] 3*4096kB (M) 
[  431.929028]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  431.933166] = 25228kB
[  431.933176] Node 0 
[  431.935256]  ? addrconf_rs_timer+0x6f0/0x6f0
[  431.940784] Normal: 1169*4kB 
[  431.943573]  ndisc_alloc_skb+0x144/0x340
[  431.949005] (MEH) 
[  431.951779]  ndisc_send_rs+0x331/0x6e0
[  431.957220] 563*8kB (UME) 
[  431.959658]  addrconf_rs_timer+0x3c0/0x6f0
[  431.961886] 195*16kB 
[  431.966305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.969403] (ME) 
[  431.973495]  call_timer_fn+0x272/0x920
[  431.975629] 41*32kB (UM) 
[  431.979625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  431.982467] 3*64kB 
[  431.986712]  ? process_timeout+0x40/0x40
[  431.989142] (UM) 
[  431.993395]  ? find_held_lock+0x36/0x1c0
[  431.995456] 0*128kB 
[  431.999614]  ? __run_timers+0x7da/0xc70
[  432.002360] 0*256kB 0*512kB 
[  432.006624]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.008849] 0*1024kB 0*2048kB 
[  432.012930]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.014992] 0*4096kB 
[  432.019057]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.019075]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  432.021398] = 13804kB
[  432.025506]  ? trace_hardirqs_on+0xbd/0x310
[  432.028527] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  432.033023]  ? kasan_check_read+0x11/0x20
[  432.033042]  ? __run_timers+0x7da/0xc70
[  432.036235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  432.040737]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  432.043170] 412 total pagecache pages
[  432.047422]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.052002] 0 pages in swap cache
[  432.054429]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.058747] Swap cache stats: add 0, delete 0, find 0/0
[  432.058757] Free swap  = 0kB
[  432.067609]  __run_timers+0x7e5/0xc70
[  432.071740] Total swap = 0kB
[  432.071749] 1965979 pages RAM
[  432.075745]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  432.084300] 0 pages HighMem/MovableOnly
[  432.084310] 343324 pages reserved
[  432.089777]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  432.093660] 0 pages cma reserved
[  432.097903]  ? graph_lock+0x170/0x170
[  432.101431] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.105593]  ? enqueue_hrtimer+0x1a5/0x560
[  432.105606]  ? lock_release+0x970/0x970
[  432.105628]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  432.111056] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.114022]  ? find_held_lock+0x36/0x1c0
[  432.117820] ksoftirqd/1 cpuset=
[  432.120864]  ? graph_lock+0x170/0x170
[  432.123977] /
[  432.129361]  ? pvclock_read_flags+0x160/0x160
[  432.133332]  mems_allowed=0
[  432.136806]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.205152]  ? check_preemption_disabled+0x48/0x200
[  432.210208]  ? __lock_is_held+0xb5/0x140
[  432.214290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.219853]  ? check_preemption_disabled+0x48/0x200
[  432.224900]  run_timer_softirq+0x52/0xb0
[  432.228984]  ? rcu_read_lock_sched_held+0x108/0x120
[  432.234026]  __do_softirq+0x30b/0xad8
[  432.237855]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  432.242990]  ? pvclock_read_flags+0x160/0x160
[  432.247504]  ? lapic_next_event+0x5a/0x90
[  432.251678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.257239]  ? check_preemption_disabled+0x48/0x200
[  432.262777]  ? check_preemption_disabled+0x48/0x200
[  432.267827]  ? kvm_clock_read+0x18/0x30
[  432.271816]  ? kvm_sched_clock_read+0x9/0x20
[  432.276250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.281802]  ? check_preemption_disabled+0x48/0x200
[  432.286847]  irq_exit+0x17f/0x1c0
[  432.290325]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.295185]  ? smp_reschedule_interrupt+0x109/0x650
[  432.300223]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.306155]  ? interrupt_entry+0xb5/0xf0
[  432.310240]  ? trace_hardirqs_off_caller+0xbb/0x300
[  432.315271]  ? trace_hardirqs_off_caller+0xbb/0x300
[  432.320316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.325186]  ? trace_hardirqs_off+0x300/0x300
[  432.329696]  ? trace_hardirqs_off+0x300/0x300
[  432.334209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.339800]  ? check_preemption_disabled+0x48/0x200
[  432.344830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.350396]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.355266]  apic_timer_interrupt+0xf/0x20
[  432.359510]  </IRQ>
[  432.361770] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  432.366717] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  432.385638] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  432.393371] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  432.400660] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  432.407944] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  432.415230] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  432.422516] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  432.429853]  skb_clone+0x1bb/0x500
[  432.433416]  ? skb_split+0x11e0/0x11e0
[  432.437323]  ? check_preemption_disabled+0x48/0x200
[  432.442363]  ? __this_cpu_preempt_check+0x1c/0x1f
[  432.447355]  ? __bpf_redirect+0x54b/0xb20
[  432.451535]  bpf_clone_redirect+0xb9/0x490
[  432.455883]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  432.460922]  ? __sched_text_start+0x8/0x8
[  432.465094]  ? retint_kernel+0x2d/0x2d
[  432.469036]  ? find_held_lock+0x36/0x1c0
[  432.473150]  ? lock_acquire+0x1ed/0x520
[  432.477169]  ? bpf_test_run+0x32e/0x5a0
[  432.481176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.486729]  ? check_preemption_disabled+0x48/0x200
[  432.491768]  ? kasan_check_read+0x11/0x20
[  432.495935]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.501229]  ? rcu_bh_qs+0xc0/0xc0
[  432.504806]  ? preempt_schedule+0x4d/0x60
[  432.508972]  ? ___preempt_schedule+0x16/0x18
[  432.513414]  ? bpf_test_run+0x1c0/0x5a0
[  432.517421]  ? netlink_diag_dump+0x2a0/0x2a0
[  432.521854]  ? bpf_prog_test_run_skb+0x295/0xb40
[  432.526633]  ? bpf_prog_test_run_skb+0x634/0xb40
[  432.531420]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  432.536281]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.541836]  ? fput+0x130/0x1a0
[  432.545159]  ? __bpf_prog_get+0x9b/0x290
[  432.549246]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  432.554134]  ? bpf_prog_test_run+0x130/0x1a0
[  432.558567]  ? __x64_sys_bpf+0x3d8/0x510
[  432.562646]  ? bpf_prog_get+0x20/0x20
[  432.566496]  ? do_syscall_64+0x1b9/0x820
[  432.570576]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  432.575974]  ? syscall_return_slowpath+0x5e0/0x5e0
[  432.580919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.585787]  ? trace_hardirqs_off+0x300/0x300
[  432.590304]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  432.595348]  ? prepare_exit_to_usermode+0x291/0x3b0
[  432.600403]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.605278]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  432.610679] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  432.610765] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  432.617542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.617548] Call Trace:
[  432.617568]  dump_stack+0x1c4/0x2b4
[  432.617586]  ? dump_stack_print_info.cold.2+0x52/0x52
[  432.617613]  warn_alloc.cold.118+0xb7/0x1bd
[  432.624225] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.633512]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.636081] syz-executor1 cpuset=
[  432.639754]  ? lock_downgrade+0x900/0x900
[  432.644937] syz1
[  432.649279]  ? trace_hardirqs_off+0xb8/0x300
[  432.659765]  mems_allowed=0
[  432.664632]  ? trace_hardirqs_off+0xb8/0x300
[  432.685993]  __alloc_pages_slowpath+0x2667/0x2d80
[  432.690912]  ? warn_alloc+0x120/0x120
[  432.694740]  ? warn_alloc+0x120/0x120
[  432.698565]  ? print_usage_bug+0xc0/0xc0
[  432.702646]  ? warn_alloc+0x120/0x120
[  432.706505]  ? print_usage_bug+0xc0/0xc0
[  432.710593]  ? __lock_acquire+0x7ec/0x4ec0
[  432.714848]  ? __lock_acquire+0x7ec/0x4ec0
[  432.719145]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.724736]  ? should_fail+0x22d/0xd01
[  432.728649]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.733773]  ? __lock_acquire+0x7ec/0x4ec0
[  432.738033]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.743168]  ? __lock_acquire+0x7ec/0x4ec0
[  432.747419]  ? should_fail+0x22d/0xd01
[  432.751437]  ? mark_held_locks+0x130/0x130
[  432.755701]  ? mark_held_locks+0x130/0x130
[  432.759963]  ? graph_lock+0x170/0x170
[  432.763787]  ? graph_lock+0x170/0x170
[  432.767613]  ? graph_lock+0x170/0x170
[  432.771440]  ? print_usage_bug+0xc0/0xc0
[  432.775525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.781089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.786689]  ? check_preemption_disabled+0x48/0x200
[  432.791726]  ? check_preemption_disabled+0x48/0x200
[  432.796778]  ? __lock_is_held+0xb5/0x140
[  432.800873]  __alloc_pages_nodemask+0xa80/0xde0
[  432.805571]  ? graph_lock+0x170/0x170
[  432.809401]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  432.814448]  ? graph_lock+0x170/0x170
[  432.818280]  ? find_held_lock+0x36/0x1c0
[  432.822613]  ? ____cache_alloc_node+0x1c7/0x1e0
[  432.827300]  ? lock_downgrade+0x900/0x900
[  432.831473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.837038]  cache_grow_begin+0x91/0x8c0
[  432.841145]  ? do_raw_spin_unlock+0xa7/0x2f0
[  432.845597]  fallback_alloc+0x203/0x2e0
[  432.849614]  ____cache_alloc_node+0x1c7/0x1e0
[  432.854159]  kmem_cache_alloc_node+0xe3/0x730
[  432.858676]  ? ipv6_get_ifaddr+0x42e/0x620
[  432.862948]  __alloc_skb+0x119/0x770
[  432.866760]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.872069]  ? skb_scrub_packet+0x490/0x490
[  432.876441]  ? lock_downgrade+0x900/0x900
[  432.880620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.886254]  ? refcount_sub_and_test_checked+0x203/0x310
[  432.891853]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  432.897335]  ? addrconf_rs_timer+0x6f0/0x6f0
[  432.901922]  ndisc_alloc_skb+0x144/0x340
[  432.906012]  ndisc_send_rs+0x331/0x6e0
[  432.909925]  addrconf_rs_timer+0x3c0/0x6f0
[  432.914190]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.918457]  call_timer_fn+0x272/0x920
[  432.922363]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.926618]  ? process_timeout+0x40/0x40
[  432.930696]  ? find_held_lock+0x36/0x1c0
[  432.934788]  ? __run_timers+0x7da/0xc70
[  432.938784]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.943302]  ? _raw_spin_unlock_irq+0x27/0x80
[  432.947829]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.952083]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  432.956715]  ? trace_hardirqs_on+0xbd/0x310
[  432.961053]  ? kasan_check_read+0x11/0x20
[  432.965221]  ? __run_timers+0x7da/0xc70
[  432.969302]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  432.974801]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.979061]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  432.983313]  __run_timers+0x7e5/0xc70
[  432.987174]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  432.992551]  ? compat_start_thread+0x80/0x80
[  432.996982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.002546]  ? _raw_spin_unlock_irq+0x60/0x80
[  433.007062]  ? finish_task_switch+0x1f5/0x900
[  433.011570]  ? finish_task_switch+0x1b5/0x900
[  433.016201]  ? __switch_to_asm+0x34/0x70
[  433.020373]  ? preempt_notifier_register+0x200/0x200
[  433.025497]  ? __switch_to_asm+0x34/0x70
[  433.029574]  ? __switch_to_asm+0x40/0x70
[  433.033650]  ? __switch_to_asm+0x34/0x70
[  433.037724]  ? __switch_to_asm+0x40/0x70
[  433.041798]  ? __switch_to_asm+0x34/0x70
[  433.045882]  ? __switch_to_asm+0x40/0x70
[  433.050034]  ? __switch_to_asm+0x40/0x70
[  433.054148]  ? pvclock_read_flags+0x160/0x160
[  433.058756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.064310]  ? check_preemption_disabled+0x48/0x200
[  433.069369]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  433.074925]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.080225]  ? rcu_pm_notify+0xc0/0xc0
[  433.084162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.089787]  ? check_preemption_disabled+0x48/0x200
[  433.094829]  run_timer_softirq+0x52/0xb0
[  433.098911]  ? rcu_read_lock_sched_held+0x108/0x120
[  433.103949]  __do_softirq+0x30b/0xad8
[  433.107787]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  433.112914]  ? trace_hardirqs_off_caller+0x300/0x300
[  433.118044]  ? schedule+0x108/0x460
[  433.121692]  ? __schedule+0x1ed0/0x1ed0
[  433.125689]  ? trace_hardirqs_off+0xb8/0x300
[  433.130151]  ? ___might_sleep+0x1ed/0x300
[  433.134317]  ? smpboot_thread_fn+0x68b/0xa00
[  433.138744]  ? trace_hardirqs_on+0x310/0x310
[  433.143172]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.148860]  ? check_preemption_disabled+0x48/0x200
[  433.154040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.159607]  ? takeover_tasklets+0xa90/0xa90
[  433.164039]  run_ksoftirqd+0x94/0x100
[  433.167862]  smpboot_thread_fn+0x68b/0xa00
[  433.172152]  ? sort_range+0x30/0x30
[  433.175805]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.180927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.186486]  ? __kthread_parkme+0xfb/0x1a0
[  433.190746]  kthread+0x35a/0x420
[  433.194152]  ? sort_range+0x30/0x30
[  433.197796]  ? kthread_bind+0x40/0x40
[  433.201615]  ret_from_fork+0x3a/0x50
[  433.205366] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  433.205372] warn_alloc_show_mem: 1 callbacks suppressed
[  433.205387] Mem-Info:
[  433.212677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.218061] active_anon:54556 inactive_anon:372 isolated_anon:0
[  433.218061]  active_file:17 inactive_file:16 isolated_file:0
[  433.218061]  unevictable:0 dirty:0 writeback:0 unstable:0
[  433.218061]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  433.218061]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  433.218061]  free:13727 free_pcp:164 free_cma:0
[  433.220451] Call Trace:
[  433.229891] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  433.262894]  <IRQ>
[  433.265487] Node 0 
[  433.293129]  dump_stack+0x1c4/0x2b4
[  433.295303] 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
[  433.297530]  ? dump_stack_print_info.cold.2+0x52/0x52
[  433.301162] lowmem_reserve[]:
[  433.326691]  warn_alloc.cold.118+0xb7/0x1bd
[  433.331868]  0
[  433.335036]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.339347]  2815 6318
[  433.341176]  ? lock_downgrade+0x900/0x900
[  433.346005]  6318
[  433.348528]  ? trace_hardirqs_off+0xb8/0x300
[  433.352665] Node 0 
[  433.354745]  ? trace_hardirqs_off+0xb8/0x300
[  433.359189] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  433.361423]  __alloc_pages_slowpath+0x2667/0x2d80
[  433.365810] lowmem_reserve[]: 0
[  433.392496]  ? warn_alloc+0x120/0x120
[  433.397318]  0
[  433.400622]  ? trace_hardirqs_on+0x310/0x310
[  433.404412]  3503
[  433.406229]  ? warn_alloc+0x120/0x120
[  433.410628]  3503
[  433.412705]  ? print_usage_bug+0xc0/0xc0
[  433.418580]  ? warn_alloc+0x120/0x120
[  433.422635] Node 0 
[  433.426443]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  433.426461]  ? print_usage_bug+0xc0/0xc0
[  433.428724] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  433.433795]  ? __lock_acquire+0x7ec/0x4ec0
[  433.437851] lowmem_reserve[]:
[  433.466257]  ? __lock_acquire+0x7ec/0x4ec0
[  433.470503]  0
[  433.473628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.477968]  0
[  433.479788]  ? should_fail+0x22d/0xd01
[  433.485322]  0
[  433.487166]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.491046]  0
[  433.492867]  ? __lock_acquire+0x7ec/0x4ec0
[  433.499792]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.504016] Node 0 
[  433.509153]  ? __lock_acquire+0x7ec/0x4ec0
[  433.509164] DMA: 
[  433.511412]  ? should_fail+0x22d/0xd01
[  433.515667] 1*4kB 
[  433.517743]  ? print_usage_bug+0xc0/0xc0
[  433.521616] (U) 0*8kB 
[  433.523798]  ? mark_held_locks+0x130/0x130
[  433.527844] 0*16kB 
[  433.530354]  ? mark_held_locks+0x130/0x130
[  433.534612] 1*32kB 
[  433.536868]  ? graph_lock+0x170/0x170
[  433.541263] (U) 
[  433.543518]  ? print_usage_bug+0xc0/0xc0
[  433.547318] 2*64kB 
[  433.549308]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  433.553359] (U) 
[  433.555618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.560358] 1*128kB (U) 
[  433.562363]  ? check_preemption_disabled+0x48/0x200
[  433.567911] 1*256kB (U) 
[  433.570597]  ? check_preemption_disabled+0x48/0x200
[  433.570624]  ? __lock_is_held+0xb5/0x140
[  433.575644] 0*512kB 
[  433.578331]  __alloc_pages_nodemask+0xa80/0xde0
[  433.583337] 1*1024kB 
[  433.587410]  ? graph_lock+0x170/0x170
[  433.589731] (U) 
[  433.594430]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  433.596835] 1*2048kB 
[  433.600643]  ? graph_lock+0x170/0x170
[  433.602612] (M) 
[  433.607651]  ? find_held_lock+0x36/0x1c0
[  433.610048] 3*4096kB 
[  433.613870]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.615852] (M) 
[  433.619939]  ? lock_downgrade+0x900/0x900
[  433.622347] = 15908kB
[  433.627075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.629040] Node 0 
[  433.633211]  cache_grow_begin+0x91/0x8c0
[  433.635611] DMA32: 
[  433.641178]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.643415] 3*4kB 
[  433.647499]  fallback_alloc+0x203/0x2e0
[  433.649884] (UM) 
[  433.654304]  ____cache_alloc_node+0x1c7/0x1e0
[  433.656441] 0*8kB 2*16kB 
[  433.660448]  kmem_cache_alloc_node+0xe3/0x730
[  433.662506] (M) 
[  433.667014]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.669770] 1*32kB 
[  433.674388]  __alloc_skb+0x119/0x770
[  433.676347] (M) 
[  433.680596]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.682828] 3*64kB 
[  433.686641]  ? skb_scrub_packet+0x490/0x490
[  433.688606] (UM) 3*128kB 
[  433.693906]  ? lock_downgrade+0x900/0x900
[  433.696161] (M) 
[  433.700499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.703249] 2*256kB 
[  433.707413]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.709378] (M) 3*512kB (M) 
[  433.714944]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.717264] 4*1024kB 
[  433.722812]  ? addrconf_rs_timer+0x6f0/0x6f0
[  433.725822] (UM) 3*2048kB 
[  433.731303]  ndisc_alloc_skb+0x144/0x340
[  433.733694] (M) 3*4096kB 
[  433.738271]  ndisc_send_rs+0x331/0x6e0
[  433.741137] (M) 
[  433.745215]  addrconf_rs_timer+0x3c0/0x6f0
[  433.748039] = 25228kB
[  433.748060] Node 0 
[  433.751958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.751985]  call_timer_fn+0x272/0x920
[  433.751998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.752014]  ? process_timeout+0x40/0x40
[  433.752026]  ? find_held_lock+0x36/0x1c0
[  433.752050]  ? __run_timers+0x7da/0xc70
[  433.754025] Normal: 
[  433.758276]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.760697] 1169*4kB 
[  433.762942]  ? _raw_spin_unlock_irq+0x27/0x80
[  433.767174] (MEH) 
[  433.771069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.771087]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  433.775360] 563*8kB (UME) 
[  433.779456]  ? trace_hardirqs_on+0xbd/0x310
[  433.783537] 195*16kB 
[  433.787608]  ? kasan_check_read+0x11/0x20
[  433.789930] (ME) 
[  433.794513]  ? __run_timers+0x7da/0xc70
[  433.796938] 41*32kB (UM) 
[  433.801461]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.803604] 3*64kB 
[  433.807850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.812421] (UM) 
[  433.815364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  433.819677] 0*128kB 0*256kB 
[  433.822141]  __run_timers+0x7e5/0xc70
[  433.826284] 0*512kB 
[  433.828370]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  433.832330] 0*1024kB 
[  433.835132]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  433.840571] 0*2048kB 0*4096kB 
[  433.842828]  ? graph_lock+0x170/0x170
[  433.847049] = 13804kB
[  433.847064] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  433.849160]  ? enqueue_hrtimer+0x1a5/0x560
[  433.853400] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  433.856418]  ? lock_release+0x970/0x970
[  433.856434]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  433.860245] 412 total pagecache pages
[  433.862585]  ? find_held_lock+0x36/0x1c0
[  433.867947] 0 pages in swap cache
[  433.870368]  ? graph_lock+0x170/0x170
[  433.875389] Swap cache stats: add 0, delete 0, find 0/0
[  433.878592]  ? pvclock_read_flags+0x160/0x160
[  433.882391] Free swap  = 0kB
[  433.884818]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.894090] Total swap = 0kB
[  433.894129] 1965979 pages RAM
[  433.898389]  ? check_preemption_disabled+0x48/0x200
[  433.907080] 0 pages HighMem/MovableOnly
[  433.907090] 343324 pages reserved
[  433.911147]  ? __lock_is_held+0xb5/0x140
[  433.916331] 0 pages cma reserved
[  433.920177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.924312] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  433.927697]  ? check_preemption_disabled+0x48/0x200
[  433.931546] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  433.936859]  run_timer_softirq+0x52/0xb0
[  433.941349] ksoftirqd/1 cpuset=
[  433.944397]  ? rcu_read_lock_sched_held+0x108/0x120
[  433.949922] /
[  433.952962]  __do_softirq+0x30b/0xad8
[  433.956066]  mems_allowed=0
[  433.961133]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  434.029787]  ? pvclock_read_flags+0x160/0x160
[  434.034306]  ? lapic_next_event+0x5a/0x90
[  434.038481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.044037]  ? check_preemption_disabled+0x48/0x200
[  434.049072]  ? check_preemption_disabled+0x48/0x200
[  434.054171]  ? kvm_clock_read+0x18/0x30
[  434.058168]  ? kvm_sched_clock_read+0x9/0x20
[  434.062597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.068170]  ? check_preemption_disabled+0x48/0x200
[  434.073219]  irq_exit+0x17f/0x1c0
[  434.076698]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.081562]  ? smp_reschedule_interrupt+0x109/0x650
[  434.086600]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.092509]  ? interrupt_entry+0xb5/0xf0
[  434.096589]  ? trace_hardirqs_off_caller+0xbb/0x300
[  434.101619]  ? trace_hardirqs_off_caller+0xbb/0x300
[  434.106658]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.111524]  ? trace_hardirqs_off+0x300/0x300
[  434.116035]  ? trace_hardirqs_off+0x300/0x300
[  434.120739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.126297]  ? check_preemption_disabled+0x48/0x200
[  434.131337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.136909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.141782]  apic_timer_interrupt+0xf/0x20
[  434.146032]  </IRQ>
[  434.148291] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  434.153245] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  434.172251] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  434.180075] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  434.187394] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  434.194683] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  434.201970] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  434.209347] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  434.216703]  skb_clone+0x1bb/0x500
[  434.220274]  ? skb_split+0x11e0/0x11e0
[  434.224195]  ? check_preemption_disabled+0x48/0x200
[  434.229264]  ? __this_cpu_preempt_check+0x1c/0x1f
[  434.234166]  ? __bpf_redirect+0x54b/0xb20
[  434.238345]  bpf_clone_redirect+0xb9/0x490
[  434.242616]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  434.247665]  ? __sched_text_start+0x8/0x8
[  434.251841]  ? retint_kernel+0x2d/0x2d
[  434.255761]  ? find_held_lock+0x36/0x1c0
[  434.259854]  ? lock_acquire+0x1ed/0x520
[  434.263850]  ? bpf_test_run+0x32e/0x5a0
[  434.267847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.273500]  ? check_preemption_disabled+0x48/0x200
[  434.278547]  ? kasan_check_read+0x11/0x20
[  434.282722]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.288025]  ? rcu_bh_qs+0xc0/0xc0
[  434.291677]  ? preempt_schedule+0x4d/0x60
[  434.295852]  ? ___preempt_schedule+0x16/0x18
[  434.300289]  ? bpf_test_run+0x1c0/0x5a0
[  434.304296]  ? netlink_diag_dump+0x2a0/0x2a0
[  434.308733]  ? bpf_prog_test_run_skb+0x295/0xb40
[  434.313520]  ? bpf_prog_test_run_skb+0x634/0xb40
[  434.318306]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  434.323181]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  434.328757]  ? fput+0x130/0x1a0
[  434.332059]  ? __bpf_prog_get+0x9b/0x290
[  434.336165]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  434.341026]  ? bpf_prog_test_run+0x130/0x1a0
[  434.345459]  ? __x64_sys_bpf+0x3d8/0x510
[  434.349537]  ? bpf_prog_get+0x20/0x20
[  434.353382]  ? do_syscall_64+0x1b9/0x820
[  434.357464]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  434.363374]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.368328]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.373196]  ? trace_hardirqs_off+0x300/0x300
[  434.377712]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  434.382746]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.387789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.392657]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  434.398054] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  434.398170] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  434.404950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  434.404956] Call Trace:
[  434.404975]  dump_stack+0x1c4/0x2b4
[  434.404993]  ? dump_stack_print_info.cold.2+0x52/0x52
[  434.405021]  warn_alloc.cold.118+0xb7/0x1bd
[  434.411567] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.420882]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  434.423462] syz-executor1 cpuset=
[  434.427246]  ? lock_downgrade+0x900/0x900
[  434.432431] syz1
[  434.436774]  ? trace_hardirqs_off+0xb8/0x300
[  434.447253]  mems_allowed=0
[  434.452151]  ? trace_hardirqs_off+0xb8/0x300
[  434.473571]  __alloc_pages_slowpath+0x2667/0x2d80
[  434.478484]  ? warn_alloc+0x120/0x120
[  434.482316]  ? warn_alloc+0x120/0x120
[  434.486169]  ? print_usage_bug+0xc0/0xc0
[  434.490263]  ? warn_alloc+0x120/0x120
[  434.494084]  ? print_usage_bug+0xc0/0xc0
[  434.498198]  ? __lock_acquire+0x7ec/0x4ec0
[  434.502448]  ? __lock_acquire+0x7ec/0x4ec0
[  434.506704]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.512261]  ? should_fail+0x22d/0xd01
[  434.516175]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.521294]  ? __lock_acquire+0x7ec/0x4ec0
[  434.525580]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.530701]  ? __lock_acquire+0x7ec/0x4ec0
[  434.534957]  ? should_fail+0x22d/0xd01
[  434.539081]  ? mark_held_locks+0x130/0x130
[  434.543374]  ? mark_held_locks+0x130/0x130
[  434.547633]  ? graph_lock+0x170/0x170
[  434.551454]  ? graph_lock+0x170/0x170
[  434.555275]  ? graph_lock+0x170/0x170
[  434.559093]  ? print_usage_bug+0xc0/0xc0
[  434.563207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.568769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.574330]  ? check_preemption_disabled+0x48/0x200
[  434.579366]  ? check_preemption_disabled+0x48/0x200
[  434.584419]  ? __lock_is_held+0xb5/0x140
[  434.588509]  __alloc_pages_nodemask+0xa80/0xde0
[  434.593209]  ? graph_lock+0x170/0x170
[  434.597041]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  434.602073]  ? graph_lock+0x170/0x170
[  434.605933]  ? find_held_lock+0x36/0x1c0
[  434.610028]  ? ____cache_alloc_node+0x1c7/0x1e0
[  434.614719]  ? lock_downgrade+0x900/0x900
[  434.618906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.624474]  cache_grow_begin+0x91/0x8c0
[  434.628558]  ? do_raw_spin_unlock+0xa7/0x2f0
[  434.632996]  fallback_alloc+0x203/0x2e0
[  434.636998]  ____cache_alloc_node+0x1c7/0x1e0
[  434.641520]  kmem_cache_alloc_node+0xe3/0x730
[  434.646038]  ? ipv6_get_ifaddr+0x42e/0x620
[  434.650302]  __alloc_skb+0x119/0x770
[  434.654167]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.659470]  ? skb_scrub_packet+0x490/0x490
[  434.663811]  ? lock_downgrade+0x900/0x900
[  434.667997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.673559]  ? refcount_sub_and_test_checked+0x203/0x310
[  434.679165]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  434.684639]  ? addrconf_rs_timer+0x6f0/0x6f0
[  434.689194]  ndisc_alloc_skb+0x144/0x340
[  434.693285]  ndisc_send_rs+0x331/0x6e0
[  434.697210]  addrconf_rs_timer+0x3c0/0x6f0
[  434.701471]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.705742]  call_timer_fn+0x272/0x920
[  434.709651]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.713930]  ? process_timeout+0x40/0x40
[  434.718009]  ? find_held_lock+0x36/0x1c0
[  434.722205]  ? __run_timers+0x7da/0xc70
[  434.726210]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.730724]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.735393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.739653]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  434.744259]  ? trace_hardirqs_on+0xbd/0x310
[  434.748597]  ? kasan_check_read+0x11/0x20
[  434.752797]  ? __run_timers+0x7da/0xc70
[  434.756799]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.762359]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.766625]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.770884]  __run_timers+0x7e5/0xc70
[  434.774720]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  434.780130]  ? compat_start_thread+0x80/0x80
[  434.784564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.790165]  ? _raw_spin_unlock_irq+0x60/0x80
[  434.794681]  ? finish_task_switch+0x1f5/0x900
[  434.799197]  ? finish_task_switch+0x1b5/0x900
[  434.803715]  ? __switch_to_asm+0x34/0x70
[  434.807797]  ? preempt_notifier_register+0x200/0x200
[  434.812917]  ? __switch_to_asm+0x34/0x70
[  434.816997]  ? __switch_to_asm+0x40/0x70
[  434.821075]  ? __switch_to_asm+0x34/0x70
[  434.825184]  ? __switch_to_asm+0x40/0x70
[  434.829257]  ? __switch_to_asm+0x34/0x70
[  434.833331]  ? __switch_to_asm+0x40/0x70
[  434.837422]  ? __switch_to_asm+0x40/0x70
[  434.841507]  ? pvclock_read_flags+0x160/0x160
[  434.846017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.851573]  ? check_preemption_disabled+0x48/0x200
[  434.856615]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  434.862165]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.867458]  ? rcu_pm_notify+0xc0/0xc0
[  434.871359]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.876914]  ? check_preemption_disabled+0x48/0x200
[  434.881954]  run_timer_softirq+0x52/0xb0
[  434.886024]  ? rcu_read_lock_sched_held+0x108/0x120
[  434.891054]  __do_softirq+0x30b/0xad8
[  434.894884]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  434.899995]  ? trace_hardirqs_off_caller+0x300/0x300
[  434.905136]  ? schedule+0x108/0x460
[  434.908785]  ? __schedule+0x1ed0/0x1ed0
[  434.912769]  ? trace_hardirqs_off+0xb8/0x300
[  434.917203]  ? ___might_sleep+0x1ed/0x300
[  434.921353]  ? smpboot_thread_fn+0x68b/0xa00
[  434.925769]  ? trace_hardirqs_on+0x310/0x310
[  434.930181]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.935723]  ? check_preemption_disabled+0x48/0x200
[  434.940743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.946375]  ? takeover_tasklets+0xa90/0xa90
[  434.950792]  run_ksoftirqd+0x94/0x100
[  434.954594]  smpboot_thread_fn+0x68b/0xa00
[  434.958846]  ? sort_range+0x30/0x30
[  434.962481]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  434.967593]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.973142]  ? __kthread_parkme+0xfb/0x1a0
[  434.977385]  kthread+0x35a/0x420
[  434.980758]  ? sort_range+0x30/0x30
[  434.984388]  ? kthread_bind+0x40/0x40
[  434.988201]  ret_from_fork+0x3a/0x50
[  434.991947] warn_alloc_show_mem: 1 callbacks suppressed
[  434.991959] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  434.991961] Mem-Info:
[  434.991991] active_anon:54556 inactive_anon:372 isolated_anon:0
[  434.991991]  active_file:17 inactive_file:16 isolated_file:0
[  434.991991]  unevictable:0 dirty:0 writeback:0 unstable:0
[  434.991991]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  434.991991]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  434.991991]  free:13727 free_pcp:164 free_cma:0
[  434.997338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.004618] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  435.007017] Call Trace:
[  435.039896] Node 0 
[  435.049255]  <IRQ>
[  435.077026] 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
[  435.079598]  dump_stack+0x1c4/0x2b4
[  435.081922] lowmem_reserve[]:
[  435.084072]  ? dump_stack_print_info.cold.2+0x52/0x52
[  435.084112]  warn_alloc.cold.118+0xb7/0x1bd
[  435.110034]  0
[  435.113684]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.116749]  2815 6318
[  435.121948]  ? lock_downgrade+0x900/0x900
[  435.126243]  6318
[  435.128063]  ? trace_hardirqs_off+0xb8/0x300
[  435.132884] Node 0 
[  435.135489]  ? trace_hardirqs_off+0xb8/0x300
[  435.139629] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  435.141679]  __alloc_pages_slowpath+0x2667/0x2d80
[  435.146048] lowmem_reserve[]: 0
[  435.148321]  ? warn_alloc+0x120/0x120
[  435.152687]  0
[  435.179247]  ? warn_alloc+0x120/0x120
[  435.184071]  3503
[  435.187351]  ? print_usage_bug+0xc0/0xc0
[  435.191140]  3503
[  435.192951]  ? warn_alloc+0x120/0x120
[  435.198805]  ? print_usage_bug+0xc0/0xc0
[  435.202857] Node 0 
[  435.204914]  ? __lock_acquire+0x7ec/0x4ec0
[  435.208718] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  435.212747]  ? __lock_acquire+0x7ec/0x4ec0
[  435.214954] lowmem_reserve[]: 0
[  435.219224]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.247696]  0 0
[  435.251983]  ? should_fail+0x22d/0xd01
[  435.255237]  0
[  435.260781]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.266624]  ? __lock_acquire+0x7ec/0x4ec0
[  435.268423] Node 0 
[  435.273529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.277737] DMA: 
[  435.279976]  ? __lock_acquire+0x7ec/0x4ec0
[  435.285083] 1*4kB 
[  435.287162]  ? should_fail+0x22d/0xd01
[  435.291388] (U) 
[  435.293544]  ? mark_held_locks+0x130/0x130
[  435.297398] 0*8kB 
[  435.299383]  ? mark_held_locks+0x130/0x130
[  435.303580] 0*16kB 1*32kB 
[  435.305736]  ? graph_lock+0x170/0x170
[  435.309948] (U) 
[  435.312786]  ? graph_lock+0x170/0x170
[  435.316578] 2*64kB 
[  435.318554]  ? graph_lock+0x170/0x170
[  435.322347] (U) 
[  435.324583]  ? print_usage_bug+0xc0/0xc0
[  435.328372] 1*128kB 
[  435.330341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.330358]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.334397] (U) 
[  435.336726]  ? check_preemption_disabled+0x48/0x200
[  435.342245] 1*256kB 
[  435.347782]  ? check_preemption_disabled+0x48/0x200
[  435.349749] (U) 
[  435.354777]  ? __lock_is_held+0xb5/0x140
[  435.357070] 0*512kB 
[  435.362089]  __alloc_pages_nodemask+0xa80/0xde0
[  435.364051] 1*1024kB 
[  435.368115]  ? graph_lock+0x170/0x170
[  435.370422] (U) 
[  435.375085]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  435.377492] 1*2048kB 
[  435.381278]  ? graph_lock+0x170/0x170
[  435.381309]  ? find_held_lock+0x36/0x1c0
[  435.383272] (M) 
[  435.388309]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.390695] 3*4096kB 
[  435.394534]  ? lock_downgrade+0x900/0x900
[  435.398592] (M) 
[  435.400568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.405208] = 15908kB
[  435.405217] Node 0 
[  435.407634]  cache_grow_begin+0x91/0x8c0
[  435.411751] DMA32: 
[  435.413725]  ? do_raw_spin_unlock+0xa7/0x2f0
[  435.419239] 3*4kB 
[  435.421664]  fallback_alloc+0x203/0x2e0
[  435.423871] (UM) 
[  435.427937]  ____cache_alloc_node+0x1c7/0x1e0
[  435.430148] 0*8kB 
[  435.434558]  kmem_cache_alloc_node+0xe3/0x730
[  435.436681] 2*16kB 
[  435.440654]  ? ipv6_get_ifaddr+0x42e/0x620
[  435.442686] (M) 1*32kB 
[  435.447200]  __alloc_skb+0x119/0x770
[  435.449319] (M) 
[  435.453815]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.456042] 3*64kB 
[  435.460276]  ? skb_scrub_packet+0x490/0x490
[  435.462833] (UM) 
[  435.466548]  ? lock_downgrade+0x900/0x900
[  435.468500] 3*128kB 
[  435.473801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.476023] (M) 
[  435.480343]  ? refcount_sub_and_test_checked+0x203/0x310
[  435.482388] 2*256kB 
[  435.486534]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  435.488847] (M) 
[  435.494406]  ? addrconf_rs_timer+0x6f0/0x6f0
[  435.496589] 3*512kB (M) 
[  435.502060]  ndisc_alloc_skb+0x144/0x340
[  435.504352] 4*1024kB 
[  435.509812]  ndisc_send_rs+0x331/0x6e0
[  435.511798] (UM) 
[  435.516241]  addrconf_rs_timer+0x3c0/0x6f0
[  435.518897] 3*2048kB 
[  435.522998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.525387] (M) 
[  435.529285]  call_timer_fn+0x272/0x920
[  435.531320] 3*4096kB 
[  435.535567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.537953] (M) 
[  435.542188]  ? process_timeout+0x40/0x40
[  435.542205]  ? find_held_lock+0x36/0x1c0
[  435.544165] = 25228kB
[  435.548056]  ? __run_timers+0x7da/0xc70
[  435.550438] Node 0 
[  435.554674]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.556622] Normal: 
[  435.560683]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.564731] 1169*4kB 
[  435.567150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.571097] (MEH) 
[  435.573346]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  435.577930] 563*8kB (UME) 
[  435.580266]  ? trace_hardirqs_on+0xbd/0x310
[  435.584737] 195*16kB 
[  435.587146]  ? kasan_check_read+0x11/0x20
[  435.591355] (ME) 
[  435.593517]  ? __run_timers+0x7da/0xc70
[  435.598068] 41*32kB (UM) 
[  435.600936]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  435.605230] 3*64kB 
[  435.607646]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.611764] (UM) 
[  435.613840]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  435.617905] 0*128kB 
[  435.620666]  __run_timers+0x7e5/0xc70
[  435.626096] 0*256kB 
[  435.628361]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  435.632556] 0*512kB 
[  435.634624]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  435.638832] 0*1024kB 
[  435.641157]  ? graph_lock+0x170/0x170
[  435.644935] 0*2048kB 
[  435.647261]  ? enqueue_hrtimer+0x1a5/0x560
[  435.652598] 0*4096kB 
[  435.654924]  ? lock_release+0x970/0x970
[  435.659915] = 13804kB
[  435.662326]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  435.666116] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  435.668549]  ? find_held_lock+0x36/0x1c0
[  435.672762] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  435.675173]  ? graph_lock+0x170/0x170
[  435.679129] 412 total pagecache pages
[  435.681536]  ? pvclock_read_flags+0x160/0x160
[  435.686720] 0 pages in swap cache
[  435.695561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.699613] Swap cache stats: add 0, delete 0, find 0/0
[  435.708193]  ? check_preemption_disabled+0x48/0x200
[  435.711974] Free swap  = 0kB
[  435.715786]  ? __lock_is_held+0xb5/0x140
[  435.720252] Total swap = 0kB
[  435.723704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.729215] 1965979 pages RAM
[  435.734584]  ? check_preemption_disabled+0x48/0x200
[  435.739593] 0 pages HighMem/MovableOnly
[  435.742618]  run_timer_softirq+0x52/0xb0
[  435.746644] 343324 pages reserved
[  435.746653] 0 pages cma reserved
[  435.749673]  ? rcu_read_lock_sched_held+0x108/0x120
[  435.755301] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  435.758307]  __do_softirq+0x30b/0xad8
[  435.763506] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.767333]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  435.771364] ksoftirqd/1 cpuset=
[  435.774830]  ? pvclock_read_flags+0x160/0x160
[  435.778175] /
[  435.783196]  ? lapic_next_event+0x5a/0x90
[  435.789718]  mems_allowed=0
[  435.793539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.830971]  ? check_preemption_disabled+0x48/0x200
[  435.835993]  ? check_preemption_disabled+0x48/0x200
[  435.841027]  ? kvm_clock_read+0x18/0x30
[  435.845008]  ? kvm_sched_clock_read+0x9/0x20
[  435.849427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.854968]  ? check_preemption_disabled+0x48/0x200
[  435.860008]  irq_exit+0x17f/0x1c0
[  435.863473]  smp_apic_timer_interrupt+0x1cb/0x760
[  435.868323]  ? smp_reschedule_interrupt+0x109/0x650
[  435.873350]  ? smp_call_function_single_interrupt+0x650/0x650
[  435.879252]  ? interrupt_entry+0xb5/0xf0
[  435.883321]  ? trace_hardirqs_off_caller+0xbb/0x300
[  435.888343]  ? trace_hardirqs_off_caller+0xbb/0x300
[  435.893908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.898771]  ? trace_hardirqs_off+0x300/0x300
[  435.903284]  ? trace_hardirqs_off+0x300/0x300
[  435.907805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.913341]  ? check_preemption_disabled+0x48/0x200
[  435.918368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.923928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  435.928784]  apic_timer_interrupt+0xf/0x20
[  435.933031]  </IRQ>
[  435.935285] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  435.940233] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  435.959150] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  435.966913] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  435.974202] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  435.981492] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  435.988774] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  435.996058] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  436.003606]  skb_clone+0x1bb/0x500
[  436.007166]  ? skb_split+0x11e0/0x11e0
[  436.011064]  ? check_preemption_disabled+0x48/0x200
[  436.016138]  ? __this_cpu_preempt_check+0x1c/0x1f
[  436.021017]  ? __bpf_redirect+0x54b/0xb20
[  436.025910]  bpf_clone_redirect+0xb9/0x490
[  436.030167]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  436.035198]  ? __sched_text_start+0x8/0x8
[  436.039361]  ? retint_kernel+0x2d/0x2d
[  436.043264]  ? find_held_lock+0x36/0x1c0
[  436.047348]  ? lock_acquire+0x1ed/0x520
[  436.051330]  ? bpf_test_run+0x32e/0x5a0
[  436.055314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.060855]  ? check_preemption_disabled+0x48/0x200
[  436.065880]  ? kasan_check_read+0x11/0x20
[  436.070035]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.075314]  ? rcu_bh_qs+0xc0/0xc0
[  436.078862]  ? preempt_schedule+0x4d/0x60
[  436.083019]  ? ___preempt_schedule+0x16/0x18
[  436.087445]  ? bpf_test_run+0x1c0/0x5a0
[  436.091437]  ? netlink_diag_dump+0x2a0/0x2a0
[  436.095855]  ? bpf_prog_test_run_skb+0x295/0xb40
[  436.100628]  ? bpf_prog_test_run_skb+0x634/0xb40
[  436.105405]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  436.110261]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  436.115805]  ? fput+0x130/0x1a0
[  436.119091]  ? __bpf_prog_get+0x9b/0x290
[  436.123180]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  436.128051]  ? bpf_prog_test_run+0x130/0x1a0
[  436.132462]  ? __x64_sys_bpf+0x3d8/0x510
[  436.136527]  ? bpf_prog_get+0x20/0x20
[  436.140364]  ? do_syscall_64+0x1b9/0x820
[  436.144450]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  436.149843]  ? syscall_return_slowpath+0x5e0/0x5e0
[  436.154784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.159634]  ? trace_hardirqs_off+0x300/0x300
[  436.164141]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  436.169167]  ? prepare_exit_to_usermode+0x291/0x3b0
[  436.174202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.179085]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  436.184485] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  436.184570] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  436.191339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.191348] Call Trace:
[  436.198003] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  436.207202]  dump_stack+0x1c4/0x2b4
[  436.209768] syz-executor1 cpuset=
[  436.220253]  ? dump_stack_print_info.cold.2+0x52/0x52
[  436.223858] syz1
[  436.227339]  warn_alloc.cold.118+0xb7/0x1bd
[  436.232501]  mems_allowed=0
[  436.234484]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.246564]  ? lock_downgrade+0x900/0x900
[  436.250737]  ? trace_hardirqs_off+0xb8/0x300
[  436.255160]  ? trace_hardirqs_off+0xb8/0x300
[  436.259590]  __alloc_pages_slowpath+0x2667/0x2d80
[  436.264468]  ? warn_alloc+0x120/0x120
[  436.268278]  ? warn_alloc+0x120/0x120
[  436.272081]  ? print_usage_bug+0xc0/0xc0
[  436.276157]  ? warn_alloc+0x120/0x120
[  436.279964]  ? print_usage_bug+0xc0/0xc0
[  436.284031]  ? __lock_acquire+0x7ec/0x4ec0
[  436.288264]  ? __lock_acquire+0x7ec/0x4ec0
[  436.292530]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.298074]  ? should_fail+0x22d/0xd01
[  436.301976]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.307080]  ? __lock_acquire+0x7ec/0x4ec0
[  436.311335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.316455]  ? __lock_acquire+0x7ec/0x4ec0
[  436.320705]  ? should_fail+0x22d/0xd01
[  436.324600]  ? print_usage_bug+0xc0/0xc0
[  436.328686]  ? mark_held_locks+0x130/0x130
[  436.332924]  ? mark_held_locks+0x130/0x130
[  436.337174]  ? graph_lock+0x170/0x170
[  436.340973]  ? print_usage_bug+0xc0/0xc0
[  436.345058]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.349824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.355359]  ? check_preemption_disabled+0x48/0x200
[  436.360371]  ? check_preemption_disabled+0x48/0x200
[  436.365404]  ? __lock_is_held+0xb5/0x140
[  436.369474]  __alloc_pages_nodemask+0xa80/0xde0
[  436.374147]  ? graph_lock+0x170/0x170
[  436.377950]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  436.382973]  ? graph_lock+0x170/0x170
[  436.386781]  ? find_held_lock+0x36/0x1c0
[  436.390901]  ? ____cache_alloc_node+0x1c7/0x1e0
[  436.395599]  ? lock_downgrade+0x900/0x900
[  436.399757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.405322]  cache_grow_begin+0x91/0x8c0
[  436.409385]  ? do_raw_spin_unlock+0xa7/0x2f0
[  436.413918]  fallback_alloc+0x203/0x2e0
[  436.417913]  ____cache_alloc_node+0x1c7/0x1e0
[  436.422428]  kmem_cache_alloc_node+0xe3/0x730
[  436.426953]  ? ipv6_get_ifaddr+0x42e/0x620
[  436.431217]  __alloc_skb+0x119/0x770
[  436.434932]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.440223]  ? skb_scrub_packet+0x490/0x490
[  436.444557]  ? lock_downgrade+0x900/0x900
[  436.448745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.454294]  ? refcount_sub_and_test_checked+0x203/0x310
[  436.459758]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  436.465220]  ? addrconf_rs_timer+0x6f0/0x6f0
[  436.469652]  ndisc_alloc_skb+0x144/0x340
[  436.473731]  ndisc_send_rs+0x331/0x6e0
[  436.477645]  addrconf_rs_timer+0x3c0/0x6f0
[  436.481895]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.486155]  call_timer_fn+0x272/0x920
[  436.490045]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.494283]  ? process_timeout+0x40/0x40
[  436.498345]  ? find_held_lock+0x36/0x1c0
[  436.502417]  ? __run_timers+0x7da/0xc70
[  436.506400]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.510903]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.515400]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.519646]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  436.524234]  ? trace_hardirqs_on+0xbd/0x310
[  436.528553]  ? kasan_check_read+0x11/0x20
[  436.532702]  ? __run_timers+0x7da/0xc70
[  436.536679]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.542149]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.546396]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.550633]  __run_timers+0x7e5/0xc70
[  436.554450]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  436.559828]  ? compat_start_thread+0x80/0x80
[  436.564244]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.569790]  ? _raw_spin_unlock_irq+0x60/0x80
[  436.574299]  ? finish_task_switch+0x1f5/0x900
[  436.578810]  ? finish_task_switch+0x1b5/0x900
[  436.583309]  ? __switch_to_asm+0x34/0x70
[  436.587377]  ? preempt_notifier_register+0x200/0x200
[  436.592482]  ? __switch_to_asm+0x34/0x70
[  436.596542]  ? __switch_to_asm+0x40/0x70
[  436.600601]  ? __switch_to_asm+0x34/0x70
[  436.604660]  ? __switch_to_asm+0x40/0x70
[  436.608728]  ? __switch_to_asm+0x34/0x70
[  436.612795]  ? __switch_to_asm+0x40/0x70
[  436.616884]  ? __switch_to_asm+0x40/0x70
[  436.620957]  ? pvclock_read_flags+0x160/0x160
[  436.625458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.631008]  ? check_preemption_disabled+0x48/0x200
[  436.636049]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  436.641587]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.646873]  ? rcu_pm_notify+0xc0/0xc0
[  436.650770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.656316]  ? check_preemption_disabled+0x48/0x200
[  436.661346]  run_timer_softirq+0x52/0xb0
[  436.665409]  ? rcu_read_lock_sched_held+0x108/0x120
[  436.670440]  __do_softirq+0x30b/0xad8
[  436.674258]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  436.679362]  ? trace_hardirqs_off_caller+0x300/0x300
[  436.684488]  ? schedule+0x108/0x460
[  436.688129]  ? __schedule+0x1ed0/0x1ed0
[  436.692123]  ? trace_hardirqs_off+0xb8/0x300
[  436.696555]  ? ___might_sleep+0x1ed/0x300
[  436.700715]  ? smpboot_thread_fn+0x68b/0xa00
[  436.705152]  ? trace_hardirqs_on+0x310/0x310
[  436.709561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.715104]  ? check_preemption_disabled+0x48/0x200
[  436.720128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.725675]  ? takeover_tasklets+0xa90/0xa90
[  436.730094]  run_ksoftirqd+0x94/0x100
[  436.733911]  smpboot_thread_fn+0x68b/0xa00
[  436.738159]  ? sort_range+0x30/0x30
[  436.741794]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  436.746924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.752461]  ? __kthread_parkme+0xfb/0x1a0
[  436.756704]  kthread+0x35a/0x420
[  436.760072]  ? sort_range+0x30/0x30
[  436.763701]  ? kthread_bind+0x40/0x40
[  436.767505]  ret_from_fork+0x3a/0x50
[  436.771235] warn_alloc_show_mem: 1 callbacks suppressed
[  436.771247] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  436.771249] Mem-Info:
[  436.771279] active_anon:54556 inactive_anon:372 isolated_anon:0
[  436.771279]  active_file:17 inactive_file:16 isolated_file:0
[  436.771279]  unevictable:0 dirty:0 writeback:0 unstable:0
[  436.771279]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  436.771279]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  436.771279]  free:13727 free_pcp:164 free_cma:0
[  436.776628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.783904] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  436.786304] Call Trace:
[  436.819189] Node 0 
[  436.828562]  <IRQ>
[  436.856174] 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
[  436.858761]  dump_stack+0x1c4/0x2b4
[  436.860984] lowmem_reserve[]: 0
[  436.863141]  ? dump_stack_print_info.cold.2+0x52/0x52
[  436.888613]  2815 6318
[  436.892278]  warn_alloc.cold.118+0xb7/0x1bd
[  436.895522]  6318
[  436.900719]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.903205] Node 0 
[  436.907549]  ? lock_downgrade+0x900/0x900
[  436.909626] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  436.914443]  ? trace_hardirqs_off+0xb8/0x300
[  436.916652] lowmem_reserve[]:
[  436.920802]  ? trace_hardirqs_off+0xb8/0x300
[  436.947328]  0 0
[  436.951775]  __alloc_pages_slowpath+0x2667/0x2d80
[  436.954842]  3503 3503
[  436.959292]  ? warn_alloc+0x120/0x120
[  436.961218] Node 0 
[  436.966079]  ? warn_alloc+0x120/0x120
[  436.968602] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  436.972388]  ? print_usage_bug+0xc0/0xc0
[  436.974589] lowmem_reserve[]: 0
[  436.978415]  ? warn_alloc+0x120/0x120
[  437.006763]  0 0
[  437.010845]  ? print_usage_bug+0xc0/0xc0
[  437.014088]  0
[  437.017895]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.017918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.019872] Node 0 
[  437.023929]  ? should_fail+0x22d/0xd01
[  437.025703] DMA: 1*4kB 
[  437.030725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.039455] (U) 
[  437.041689]  ? __lock_acquire+0x7ec/0x4ec0
[  437.045555] 0*8kB 0*16kB 
[  437.048155]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.053234] 1*32kB 
[  437.055208]  ? should_fail+0x22d/0xd01
[  437.059429] (U) 
[  437.062198]  ? mark_held_locks+0x130/0x130
[  437.067266] 2*64kB (U) 
[  437.069514]  ? mark_held_locks+0x130/0x130
[  437.073370] 1*128kB (U) 
[  437.075360]  ? print_usage_bug+0xc0/0xc0
[  437.079568] 1*256kB (U) 
[  437.082164]  ? find_held_lock+0x36/0x1c0
[  437.086365] 0*512kB 1*1024kB 
[  437.089053]  ? graph_lock+0x170/0x170
[  437.093088] (U) 
[  437.095764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.099798] 1*2048kB 
[  437.102919]  ? check_preemption_disabled+0x48/0x200
[  437.106694] (M) 
[  437.108676]  ? check_preemption_disabled+0x48/0x200
[  437.114189] 3*4096kB (M) 
[  437.116628]  ? __lock_is_held+0xb5/0x140
[  437.121604] = 15908kB
[  437.121613] Node 0 
[  437.123595]  __alloc_pages_nodemask+0xa80/0xde0
[  437.128576] DMA32: 3*4kB 
[  437.131344]  ? graph_lock+0x170/0x170
[  437.135387] (UM) 
[  437.137805]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  437.140018] 0*8kB 
[  437.144684]  ? graph_lock+0x170/0x170
[  437.147425] 2*16kB 
[  437.151232]  ? find_held_lock+0x36/0x1c0
[  437.153260] (M) 
[  437.158282]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.160407] 1*32kB (M) 
[  437.164213]  ? lock_downgrade+0x900/0x900
[  437.166423] 3*64kB (UM) 
[  437.170495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.172446] 3*128kB 
[  437.177111]  cache_grow_begin+0x91/0x8c0
[  437.179675] (M) 
[  437.183823]  ? do_raw_spin_unlock+0xa7/0x2f0
[  437.186471] 2*256kB 
[  437.192044]  fallback_alloc+0x203/0x2e0
[  437.194339] (M) 
[  437.198409]  ____cache_alloc_node+0x1c7/0x1e0
[  437.200368] 3*512kB 
[  437.204818]  kmem_cache_alloc_node+0xe3/0x730
[  437.207134] (M) 
[  437.211143]  ? mark_held_locks+0xc7/0x130
[  437.211168]  __alloc_skb+0x119/0x770
[  437.213124] 4*1024kB 
[  437.217619]  ? skb_scrub_packet+0x490/0x490
[  437.219924] (UM) 
[  437.224429]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  437.226394] 3*2048kB 
[  437.230541]  ? queue_work_on+0x12c/0x1e0
[  437.234233] (M) 
[  437.236645]  ? switchdev_port_obj_del+0xdc/0x450
[  437.240941] 3*4096kB (M) 
[  437.243017]  ? switchdev_trans_item_enqueue+0x260/0x260
[  437.247574] = 25228kB
[  437.249982]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  437.254032] Node 0 
[  437.256014]  __br_mdb_notify+0x4ff/0x15d0
[  437.260742] Normal: 
[  437.263501]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  437.268850] 1169*4kB 
[  437.271279]  ? __br_mdb_add+0x800/0x800
[  437.276270] (MEH) 
[  437.278511]  ? kasan_check_write+0x14/0x20
[  437.282625] 563*8kB (UME) 
[  437.284960]  ? do_raw_spin_lock+0xc1/0x200
[  437.290030] 195*16kB (ME) 
[  437.292467]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  437.296413] 41*32kB 
[  437.298567]  ? debug_object_assert_init+0x368/0x4b0
[  437.302774] (UM) 
[  437.305623]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.309838] 3*64kB 
[  437.312680]  ? debug_object_init_on_stack+0x20/0x20
[  437.317759] (UM) 
[  437.320085]  ? graph_lock+0x170/0x170
[  437.325079] 0*128kB 0*256kB 
[  437.327161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.332594] 0*512kB 
[  437.334839]  br_mdb_notify+0x310/0x410
[  437.339818] 0*1024kB 0*2048kB 
[  437.341920]  ? br_mdb_dump+0x2530/0x2530
[  437.345687] 0*4096kB = 13804kB
[  437.348734]  br_multicast_del_pg+0x3df/0x790
[  437.354243] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  437.356561]  ? br_mdb_ip_get+0x940/0x940
[  437.360425] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  437.363610]  ? kasan_check_write+0x14/0x20
[  437.367645] 412 total pagecache pages
[  437.370850]  ? do_raw_spin_lock+0xc1/0x200
[  437.375239] 0 pages in swap cache
[  437.384088]  br_multicast_port_group_expired+0x189/0x1e0
[  437.388148] Swap cache stats: add 0, delete 0, find 0/0
[  437.396724]  call_timer_fn+0x272/0x920
[  437.400935] Free swap  = 0kB
[  437.404823]  ? br_multicast_del_pg+0x790/0x790
[  437.409029] Total swap = 0kB
[  437.409038] 1965979 pages RAM
[  437.412492]  ? process_timeout+0x40/0x40
[  437.417912] 0 pages HighMem/MovableOnly
[  437.417922] 343324 pages reserved
[  437.423292]  ? find_held_lock+0x36/0x1c0
[  437.427160] 0 pages cma reserved
[  437.430189]  ? __run_timers+0x7da/0xc70
[  437.434832] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.437761]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.440929] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.444916]  ? _raw_spin_unlock_irq+0x27/0x80
[  437.448874] ksoftirqd/1 cpuset=
[  437.452322]  ? br_multicast_del_pg+0x790/0x790
[  437.456359] /
[  437.459724]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  437.463675]  mems_allowed=0
[  437.470166]  ? trace_hardirqs_on+0xbd/0x310
[  437.510835]  ? kasan_check_read+0x11/0x20
[  437.514994]  ? __run_timers+0x7da/0xc70
[  437.518976]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.524489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  437.528735]  ? br_multicast_del_pg+0x790/0x790
[  437.533320]  __run_timers+0x7e5/0xc70
[  437.537140]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  437.542507]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  437.547531]  ? graph_lock+0x170/0x170
[  437.551338]  ? enqueue_hrtimer+0x1a5/0x560
[  437.555570]  ? lock_release+0x970/0x970
[  437.559545]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  437.564749]  ? find_held_lock+0x36/0x1c0
[  437.568828]  ? graph_lock+0x170/0x170
[  437.572645]  ? pvclock_read_flags+0x160/0x160
[  437.577162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.582712]  ? check_preemption_disabled+0x48/0x200
[  437.587753]  ? __lock_is_held+0xb5/0x140
[  437.591817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.597370]  ? check_preemption_disabled+0x48/0x200
[  437.602408]  run_timer_softirq+0x52/0xb0
[  437.606475]  ? rcu_read_lock_sched_held+0x108/0x120
[  437.611500]  __do_softirq+0x30b/0xad8
[  437.615343]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  437.620460]  ? pvclock_read_flags+0x160/0x160
[  437.624967]  ? lapic_next_event+0x5a/0x90
[  437.629117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.634658]  ? check_preemption_disabled+0x48/0x200
[  437.639677]  ? check_preemption_disabled+0x48/0x200
[  437.644727]  ? kvm_clock_read+0x18/0x30
[  437.648703]  ? kvm_sched_clock_read+0x9/0x20
[  437.653115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.658658]  ? check_preemption_disabled+0x48/0x200
[  437.663714]  irq_exit+0x17f/0x1c0
[  437.667267]  smp_apic_timer_interrupt+0x1cb/0x760
[  437.672115]  ? smp_reschedule_interrupt+0x109/0x650
[  437.677137]  ? smp_call_function_single_interrupt+0x650/0x650
[  437.683069]  ? interrupt_entry+0xb5/0xf0
[  437.687136]  ? trace_hardirqs_off_caller+0xbb/0x300
[  437.692154]  ? trace_hardirqs_off_caller+0xbb/0x300
[  437.697171]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.702020]  ? trace_hardirqs_off+0x300/0x300
[  437.706520]  ? trace_hardirqs_off+0x300/0x300
[  437.711030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.716585]  ? check_preemption_disabled+0x48/0x200
[  437.721621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.727196]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.732076]  apic_timer_interrupt+0xf/0x20
[  437.736328]  </IRQ>
[  437.738593] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  437.743549] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  437.762556] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  437.770286] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  437.777572] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  437.784854] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  437.792151] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  437.799431] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  437.806765]  skb_clone+0x1bb/0x500
[  437.810353]  ? skb_split+0x11e0/0x11e0
[  437.814248]  ? check_preemption_disabled+0x48/0x200
[  437.819280]  ? __this_cpu_preempt_check+0x1c/0x1f
[  437.824131]  ? __bpf_redirect+0x54b/0xb20
[  437.828301]  bpf_clone_redirect+0xb9/0x490
[  437.832550]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  437.837600]  ? __sched_text_start+0x8/0x8
[  437.841762]  ? retint_kernel+0x2d/0x2d
[  437.845671]  ? find_held_lock+0x36/0x1c0
[  437.849749]  ? lock_acquire+0x1ed/0x520
[  437.853747]  ? bpf_test_run+0x32e/0x5a0
[  437.857730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.863272]  ? check_preemption_disabled+0x48/0x200
[  437.868298]  ? kasan_check_read+0x11/0x20
[  437.872450]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.877733]  ? rcu_bh_qs+0xc0/0xc0
[  437.881281]  ? preempt_schedule+0x4d/0x60
[  437.885433]  ? ___preempt_schedule+0x16/0x18
[  437.889882]  ? bpf_test_run+0x1c0/0x5a0
[  437.894369]  ? netlink_diag_dump+0x2a0/0x2a0
[  437.898813]  ? bpf_prog_test_run_skb+0x295/0xb40
[  437.903572]  ? bpf_prog_test_run_skb+0x634/0xb40
[  437.908336]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  437.913185]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  437.918730]  ? fput+0x130/0x1a0
[  437.922028]  ? __bpf_prog_get+0x9b/0x290
[  437.926105]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  437.930963]  ? bpf_prog_test_run+0x130/0x1a0
[  437.935398]  ? __x64_sys_bpf+0x3d8/0x510
[  437.939473]  ? bpf_prog_get+0x20/0x20
[  437.943306]  ? do_syscall_64+0x1b9/0x820
[  437.947373]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  437.952753]  ? syscall_return_slowpath+0x5e0/0x5e0
[  437.957693]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.962561]  ? trace_hardirqs_off+0x300/0x300
[  437.967076]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  437.972121]  ? prepare_exit_to_usermode+0x291/0x3b0
[  437.977162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.982049]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  437.987461] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  437.987640] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.994363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.994385] Call Trace:
[  438.005203] syz-executor1 cpuset=
[  438.014581]  dump_stack+0x1c4/0x2b4
[  438.017146] syz1
[  438.020597]  ? dump_stack_print_info.cold.2+0x52/0x52
[  438.024199]  mems_allowed=0
[  438.034300]  warn_alloc.cold.118+0xb7/0x1bd
[  438.038625]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.043487]  ? lock_downgrade+0x900/0x900
[  438.047648]  ? trace_hardirqs_off+0xb8/0x300
[  438.052107]  ? trace_hardirqs_off+0xb8/0x300
[  438.056552]  __alloc_pages_slowpath+0x2667/0x2d80
[  438.061434]  ? warn_alloc+0x120/0x120
[  438.065256]  ? warn_alloc+0x120/0x120
[  438.069061]  ? print_usage_bug+0xc0/0xc0
[  438.073127]  ? warn_alloc+0x120/0x120
[  438.076930]  ? print_usage_bug+0xc0/0xc0
[  438.080997]  ? __lock_acquire+0x7ec/0x4ec0
[  438.085262]  ? __lock_acquire+0x7ec/0x4ec0
[  438.089506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.095054]  ? should_fail+0x22d/0xd01
[  438.098955]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.104070]  ? __lock_acquire+0x7ec/0x4ec0
[  438.108322]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.113427]  ? __lock_acquire+0x7ec/0x4ec0
[  438.117663]  ? should_fail+0x22d/0xd01
[  438.121577]  ? mark_held_locks+0x130/0x130
[  438.125830]  ? mark_held_locks+0x130/0x130
[  438.130077]  ? graph_lock+0x170/0x170
[  438.133889]  ? graph_lock+0x170/0x170
[  438.137694]  ? graph_lock+0x170/0x170
[  438.141497]  ? print_usage_bug+0xc0/0xc0
[  438.145557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.151107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.156643]  ? check_preemption_disabled+0x48/0x200
[  438.161654]  ? check_preemption_disabled+0x48/0x200
[  438.166683]  ? __lock_is_held+0xb5/0x140
[  438.170754]  __alloc_pages_nodemask+0xa80/0xde0
[  438.175424]  ? graph_lock+0x170/0x170
[  438.179228]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  438.184443]  ? graph_lock+0x170/0x170
[  438.188261]  ? find_held_lock+0x36/0x1c0
[  438.192333]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.197012]  ? lock_downgrade+0x900/0x900
[  438.201183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.206733]  cache_grow_begin+0x91/0x8c0
[  438.210796]  ? do_raw_spin_unlock+0xa7/0x2f0
[  438.215217]  fallback_alloc+0x203/0x2e0
[  438.219205]  ____cache_alloc_node+0x1c7/0x1e0
[  438.223711]  kmem_cache_alloc_node+0xe3/0x730
[  438.228212]  ? ipv6_get_ifaddr+0x42e/0x620
[  438.232469]  __alloc_skb+0x119/0x770
[  438.236186]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.241468]  ? skb_scrub_packet+0x490/0x490
[  438.245790]  ? lock_downgrade+0x900/0x900
[  438.249954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.255500]  ? refcount_sub_and_test_checked+0x203/0x310
[  438.260960]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  438.266422]  ? addrconf_rs_timer+0x6f0/0x6f0
[  438.270851]  ndisc_alloc_skb+0x144/0x340
[  438.274928]  ndisc_send_rs+0x331/0x6e0
[  438.278826]  addrconf_rs_timer+0x3c0/0x6f0
[  438.283080]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.287348]  call_timer_fn+0x272/0x920
[  438.291239]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.295480]  ? process_timeout+0x40/0x40
[  438.299539]  ? find_held_lock+0x36/0x1c0
[  438.303610]  ? __run_timers+0x7da/0xc70
[  438.307592]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.312089]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.316596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.320833]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  438.325421]  ? trace_hardirqs_on+0xbd/0x310
[  438.329744]  ? kasan_check_read+0x11/0x20
[  438.333903]  ? __run_timers+0x7da/0xc70
[  438.337887]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  438.343354]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  438.347593]  __run_timers+0x7e5/0xc70
[  438.351415]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  438.356783]  ? compat_start_thread+0x80/0x80
[  438.361201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.366752]  ? _raw_spin_unlock_irq+0x60/0x80
[  438.371254]  ? finish_task_switch+0x1f5/0x900
[  438.375756]  ? finish_task_switch+0x1b5/0x900
[  438.380257]  ? __switch_to_asm+0x34/0x70
[  438.384322]  ? preempt_notifier_register+0x200/0x200
[  438.389427]  ? __switch_to_asm+0x34/0x70
[  438.393491]  ? __switch_to_asm+0x40/0x70
[  438.397550]  ? __switch_to_asm+0x34/0x70
[  438.401614]  ? __switch_to_asm+0x40/0x70
[  438.405677]  ? __switch_to_asm+0x34/0x70
[  438.409745]  ? __switch_to_asm+0x40/0x70
[  438.413811]  ? __switch_to_asm+0x40/0x70
[  438.417887]  ? pvclock_read_flags+0x160/0x160
[  438.422389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.427950]  ? check_preemption_disabled+0x48/0x200
[  438.432979]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  438.438518]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.443805]  ? rcu_pm_notify+0xc0/0xc0
[  438.447713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.453252]  ? check_preemption_disabled+0x48/0x200
[  438.458286]  run_timer_softirq+0x52/0xb0
[  438.462378]  ? rcu_read_lock_sched_held+0x108/0x120
[  438.467405]  __do_softirq+0x30b/0xad8
[  438.471316]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  438.476424]  ? trace_hardirqs_off_caller+0x300/0x300
[  438.481541]  ? schedule+0x108/0x460
[  438.485177]  ? __schedule+0x1ed0/0x1ed0
[  438.489161]  ? trace_hardirqs_off+0xb8/0x300
[  438.493600]  ? ___might_sleep+0x1ed/0x300
[  438.497756]  ? smpboot_thread_fn+0x68b/0xa00
[  438.502177]  ? trace_hardirqs_on+0x310/0x310
[  438.506601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.512142]  ? check_preemption_disabled+0x48/0x200
[  438.517175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.522723]  ? takeover_tasklets+0xa90/0xa90
[  438.527144]  run_ksoftirqd+0x94/0x100
[  438.530956]  smpboot_thread_fn+0x68b/0xa00
[  438.535196]  ? sort_range+0x30/0x30
[  438.538836]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  438.543953]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.549503]  ? __kthread_parkme+0xfb/0x1a0
[  438.553755]  kthread+0x35a/0x420
[  438.557132]  ? sort_range+0x30/0x30
[  438.560763]  ? kthread_bind+0x40/0x40
[  438.564575]  ret_from_fork+0x3a/0x50
[  438.568319] warn_alloc_show_mem: 1 callbacks suppressed
[  438.568331] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  438.568333] Mem-Info:
[  438.568364] active_anon:54556 inactive_anon:372 isolated_anon:0
[  438.568364]  active_file:17 inactive_file:16 isolated_file:0
[  438.568364]  unevictable:0 dirty:0 writeback:0 unstable:0
[  438.568364]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  438.568364]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  438.568364]  free:13727 free_pcp:164 free_cma:0
[  438.573711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.573721] Call Trace:
[  438.581009] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  438.583415]  <IRQ>
[  438.616306] Node 0 
[  438.625696]  dump_stack+0x1c4/0x2b4
[  438.628287] 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
[  438.655868]  ? dump_stack_print_info.cold.2+0x52/0x52
[  438.658006] lowmem_reserve[]:
[  438.660252]  warn_alloc.cold.118+0xb7/0x1bd
[  438.663848]  0
[  438.689357]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.694525]  2815
[  438.697630]  ? lock_downgrade+0x900/0x900
[  438.701931]  6318
[  438.703733]  ? trace_hardirqs_off+0xb8/0x300
[  438.708550]  6318
[  438.710609]  ? trace_hardirqs_off+0xb8/0x300
[  438.716797]  __alloc_pages_slowpath+0x2667/0x2d80
[  438.721176] Node 0 
[  438.723267]  ? warn_alloc+0x120/0x120
[  438.727651] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  438.732470]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  438.734681] lowmem_reserve[]:
[  438.738479]  ? warn_alloc+0x120/0x120
[  438.765001]  0 0
[  438.770048]  ? print_usage_bug+0xc0/0xc0
[  438.773130]  3503
[  438.776927]  ? warn_alloc+0x120/0x120
[  438.778883]  3503
[  438.782936]  ? print_usage_bug+0xc0/0xc0
[  438.788771]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  438.788797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.790842] Node 0 
[  438.794920]  ? should_fail+0x22d/0xd01
[  438.800121] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  438.805630]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.807841] lowmem_reserve[]:
[  438.811723]  ? __lock_acquire+0x7ec/0x4ec0
[  438.840081]  0
[  438.845208]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.848280]  0
[  438.852511]  ? should_fail+0x22d/0xd01
[  438.854296]  0
[  438.859410]  ? mark_held_locks+0x130/0x130
[  438.861189]  0
[  438.865070]  ? mark_held_locks+0x130/0x130
[  438.871078]  ? print_usage_bug+0xc0/0xc0
[  438.871098]  ? find_held_lock+0x36/0x1c0
[  438.872892] Node 0 
[  438.877125]  ? graph_lock+0x170/0x170
[  438.881166] DMA: 
[  438.885228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.887442] 1*4kB 
[  438.891237]  ? check_preemption_disabled+0x48/0x200
[  438.893277] (U) 
[  438.898802]  ? check_preemption_disabled+0x48/0x200
[  438.898828]  ? __lock_is_held+0xb5/0x140
[  438.900964] 0*8kB 0*16kB 
[  438.905996]  __alloc_pages_nodemask+0xa80/0xde0
[  438.908045] 1*32kB (U) 
[  438.913064]  ? graph_lock+0x170/0x170
[  438.917215] 2*64kB (U) 
[  438.919997]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  438.924663] 1*128kB 
[  438.927243]  ? graph_lock+0x170/0x170
[  438.931013] (U) 1*256kB 
[  438.933614]  ? find_held_lock+0x36/0x1c0
[  438.938602] (U) 
[  438.940929]  ? ____cache_alloc_node+0x1c7/0x1e0
[  438.944703] 0*512kB 
[  438.947369]  ? lock_downgrade+0x900/0x900
[  438.951410] 1*1024kB 
[  438.953394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.958030] (U) 
[  438.960352]  cache_grow_begin+0x91/0x8c0
[  438.964478] 1*2048kB 
[  438.966887]  ? do_raw_spin_unlock+0xa7/0x2f0
[  438.972411] (M) 
[  438.974399]  fallback_alloc+0x203/0x2e0
[  438.978426] 3*4096kB 
[  438.980833]  ____cache_alloc_node+0x1c7/0x1e0
[  438.985207] (M) = 15908kB
[  438.987196]  kmem_cache_alloc_node+0xe3/0x730
[  438.991148] Node 0 
[  438.993555]  ? mark_held_locks+0xc7/0x130
[  438.998024] DMA32: 
[  439.000799]  __alloc_skb+0x119/0x770
[  439.005273] 3*4kB 
[  439.007508]  ? skb_scrub_packet+0x490/0x490
[  439.011635] (UM) 
[  439.013871]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  439.017577] 0*8kB 2*16kB 
[  439.019755]  ? queue_work_on+0x12c/0x1e0
[  439.024047] (M) 
[  439.026125]  ? switchdev_port_obj_del+0xdc/0x450
[  439.030683] 1*32kB 
[  439.033447]  ? switchdev_trans_item_enqueue+0x260/0x260
[  439.037481] (M) 
[  439.039462]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  439.044197] 3*64kB 
[  439.046436]  __br_mdb_notify+0x4ff/0x15d0
[  439.051778] (UM) 
[  439.053757]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  439.058904] 3*128kB (M) 
[  439.061157]  ? __br_mdb_add+0x800/0x800
[  439.065593] 2*256kB 
[  439.067651]  ? kasan_check_write+0x14/0x20
[  439.072735] (M) 
[  439.075415]  ? do_raw_spin_lock+0xc1/0x200
[  439.079372] 3*512kB 
[  439.081699]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  439.085907] (M) 
[  439.087885]  ? debug_object_assert_init+0x368/0x4b0
[  439.092108] 4*1024kB 
[  439.094423]  ? debug_object_init_on_stack+0x20/0x20
[  439.099518] (UM) 
[  439.101496]  ? graph_lock+0x170/0x170
[  439.106483] 3*2048kB (M) 
[  439.108902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.113890] 3*4096kB (M) 
[  439.115967]  br_mdb_notify+0x310/0x410
[  439.119742] = 25228kB
[  439.122492]  ? br_mdb_dump+0x2530/0x2530
[  439.128007] Node 0 
[  439.130773]  br_multicast_del_pg+0x3df/0x790
[  439.134632] Normal: 
[  439.137042]  ? br_mdb_ip_get+0x940/0x940
[  439.141082] 1169*4kB 
[  439.143319]  ? kasan_check_write+0x14/0x20
[  439.147704] (MEH) 
[  439.150023]  ? do_raw_spin_lock+0xc1/0x200
[  439.154063] 563*8kB 
[  439.156471]  br_multicast_port_group_expired+0x189/0x1e0
[  439.160678] (UME) 
[  439.162827]  call_timer_fn+0x272/0x920
[  439.167064] 195*16kB 
[  439.169390]  ? br_multicast_del_pg+0x790/0x790
[  439.174815] (ME) 
[  439.176964]  ? process_timeout+0x40/0x40
[  439.180826] 41*32kB 
[  439.183231]  ? find_held_lock+0x36/0x1c0
[  439.187794] (UM) 
[  439.189867]  ? __run_timers+0x7da/0xc70
[  439.193909] 3*64kB 
[  439.196235]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.200273] (UM) 
[  439.202336]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.206290] 0*128kB 
[  439.208522]  ? br_multicast_del_pg+0x790/0x790
[  439.208539]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  439.208558]  ? trace_hardirqs_on+0xbd/0x310
[  439.213122] 0*256kB 
[  439.215170]  ? kasan_check_read+0x11/0x20
[  439.219641] 0*512kB 
[  439.221963]  ? __run_timers+0x7da/0xc70
[  439.226521] 0*1024kB 
[  439.231100]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.235404] 0*2048kB 
[  439.237729]  ? br_multicast_del_pg+0x790/0x790
[  439.241848] 0*4096kB = 13804kB
[  439.244181]  ? br_multicast_del_pg+0x790/0x790
[  439.248136] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  439.250570]  __run_timers+0x7e5/0xc70
[  439.256006] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  439.258423]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  439.262977] 412 total pagecache pages
[  439.266171]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.270735] 0 pages in swap cache
[  439.279582]  ? graph_lock+0x170/0x170
[  439.283365] Swap cache stats: add 0, delete 0, find 0/0
[  439.291949]  ? enqueue_hrtimer+0x1a5/0x560
[  439.297302] Free swap  = 0kB
[  439.297311] Total swap = 0kB
[  439.301122]  ? lock_release+0x970/0x970
[  439.306122] 1965979 pages RAM
[  439.309574]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.313356] 0 pages HighMem/MovableOnly
[  439.318725]  ? find_held_lock+0x36/0x1c0
[  439.322934] 343324 pages reserved
[  439.325947]  ? graph_lock+0x170/0x170
[  439.328946] 0 pages cma reserved
[  439.332915]  ? pvclock_read_flags+0x160/0x160
[  439.336083] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  439.341182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.345242] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  439.349193]  ? check_preemption_disabled+0x48/0x200
[  439.352629] ksoftirqd/1 cpuset=
[  439.356437]  ? __lock_is_held+0xb5/0x140
[  439.359774] /
[  439.364263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.370732]  mems_allowed=0
[  439.376260]  ? check_preemption_disabled+0x48/0x200
[  439.414047]  run_timer_softirq+0x52/0xb0
[  439.418111]  ? rcu_read_lock_sched_held+0x108/0x120
[  439.423136]  __do_softirq+0x30b/0xad8
[  439.426950]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  439.432063]  ? pvclock_read_flags+0x160/0x160
[  439.436565]  ? lapic_next_event+0x5a/0x90
[  439.440717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.446259]  ? check_preemption_disabled+0x48/0x200
[  439.451273]  ? check_preemption_disabled+0x48/0x200
[  439.456303]  ? kvm_clock_read+0x18/0x30
[  439.460302]  ? kvm_sched_clock_read+0x9/0x20
[  439.464732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.470289]  ? check_preemption_disabled+0x48/0x200
[  439.475335]  irq_exit+0x17f/0x1c0
[  439.478801]  smp_apic_timer_interrupt+0x1cb/0x760
[  439.483653]  ? smp_reschedule_interrupt+0x109/0x650
[  439.488680]  ? smp_call_function_single_interrupt+0x650/0x650
[  439.494573]  ? interrupt_entry+0xb5/0xf0
[  439.498644]  ? trace_hardirqs_off_caller+0xbb/0x300
[  439.503666]  ? trace_hardirqs_off_caller+0xbb/0x300
[  439.508689]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.513538]  ? trace_hardirqs_off+0x300/0x300
[  439.518036]  ? trace_hardirqs_off+0x300/0x300
[  439.522536]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.528080]  ? check_preemption_disabled+0x48/0x200
[  439.533101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.538655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.543514]  apic_timer_interrupt+0xf/0x20
[  439.547744]  </IRQ>
[  439.549989] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  439.554922] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  439.573833] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  439.581546] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  439.588811] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  439.596077] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  439.603344] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  439.610617] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  439.617933]  skb_clone+0x1bb/0x500
[  439.621485]  ? skb_split+0x11e0/0x11e0
[  439.625370]  ? check_preemption_disabled+0x48/0x200
[  439.630402]  ? __this_cpu_preempt_check+0x1c/0x1f
[  439.635258]  ? __bpf_redirect+0x54b/0xb20
[  439.639419]  bpf_clone_redirect+0xb9/0x490
[  439.643664]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  439.648689]  ? __sched_text_start+0x8/0x8
[  439.652840]  ? retint_kernel+0x2d/0x2d
[  439.656737]  ? find_held_lock+0x36/0x1c0
[  439.660806]  ? lock_acquire+0x1ed/0x520
[  439.664793]  ? bpf_test_run+0x32e/0x5a0
[  439.668792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.674329]  ? check_preemption_disabled+0x48/0x200
[  439.679395]  ? kasan_check_read+0x11/0x20
[  439.683551]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.688832]  ? rcu_bh_qs+0xc0/0xc0
[  439.692381]  ? preempt_schedule+0x4d/0x60
[  439.696532]  ? ___preempt_schedule+0x16/0x18
[  439.700950]  ? bpf_test_run+0x1c0/0x5a0
[  439.704950]  ? netlink_diag_dump+0x2a0/0x2a0
[  439.709366]  ? bpf_prog_test_run_skb+0x295/0xb40
[  439.714135]  ? bpf_prog_test_run_skb+0x634/0xb40
[  439.718900]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  439.723747]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  439.729289]  ? fput+0x130/0x1a0
[  439.732576]  ? __bpf_prog_get+0x9b/0x290
[  439.736643]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  439.741488]  ? bpf_prog_test_run+0x130/0x1a0
[  439.745913]  ? __x64_sys_bpf+0x3d8/0x510
[  439.749991]  ? bpf_prog_get+0x20/0x20
[  439.753842]  ? do_syscall_64+0x1b9/0x820
[  439.757904]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  439.763282]  ? syscall_return_slowpath+0x5e0/0x5e0
[  439.768210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.773059]  ? trace_hardirqs_off+0x300/0x300
[  439.777562]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  439.782580]  ? prepare_exit_to_usermode+0x291/0x3b0
[  439.787611]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.792464]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  439.797867] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  439.798082] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  439.804745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  439.815226] syz-executor1 cpuset=
[  439.824579] Call Trace:
[  439.824606]  dump_stack+0x1c4/0x2b4
[  439.828047] syz1
[  439.830649]  ? dump_stack_print_info.cold.2+0x52/0x52
[  439.834260]  mems_allowed=0
[  439.836238]  warn_alloc.cold.118+0xb7/0x1bd
[  439.848633]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  439.853519]  ? lock_downgrade+0x900/0x900
[  439.857681]  ? trace_hardirqs_off+0xb8/0x300
[  439.862108]  ? trace_hardirqs_off+0xb8/0x300
[  439.866538]  __alloc_pages_slowpath+0x2667/0x2d80
[  439.871410]  ? warn_alloc+0x120/0x120
[  439.875220]  ? warn_alloc+0x120/0x120
[  439.879030]  ? print_usage_bug+0xc0/0xc0
[  439.883094]  ? warn_alloc+0x120/0x120
[  439.886911]  ? print_usage_bug+0xc0/0xc0
[  439.891568]  ? __lock_acquire+0x7ec/0x4ec0
[  439.895809]  ? __lock_acquire+0x7ec/0x4ec0
[  439.900053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.905596]  ? should_fail+0x22d/0xd01
[  439.909508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.914617]  ? __lock_acquire+0x7ec/0x4ec0
[  439.918867]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.923982]  ? __lock_acquire+0x7ec/0x4ec0
[  439.928230]  ? should_fail+0x22d/0xd01
[  439.932115]  ? print_usage_bug+0xc0/0xc0
[  439.936200]  ? mark_held_locks+0x130/0x130
[  439.940444]  ? mark_held_locks+0x130/0x130
[  439.944708]  ? graph_lock+0x170/0x170
[  439.948523]  ? print_usage_bug+0xc0/0xc0
[  439.952609]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  439.957367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.962911]  ? check_preemption_disabled+0x48/0x200
[  439.967954]  ? check_preemption_disabled+0x48/0x200
[  439.972988]  ? __lock_is_held+0xb5/0x140
[  439.977065]  __alloc_pages_nodemask+0xa80/0xde0
[  439.981739]  ? graph_lock+0x170/0x170
[  439.985551]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  439.990566]  ? graph_lock+0x170/0x170
[  439.994384]  ? find_held_lock+0x36/0x1c0
[  439.998932]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.003611]  ? lock_downgrade+0x900/0x900
[  440.007770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.013319]  cache_grow_begin+0x91/0x8c0
[  440.017395]  ? do_raw_spin_unlock+0xa7/0x2f0
[  440.021820]  fallback_alloc+0x203/0x2e0
[  440.025808]  ____cache_alloc_node+0x1c7/0x1e0
[  440.030313]  kmem_cache_alloc_node+0xe3/0x730
[  440.034813]  ? ipv6_get_ifaddr+0x42e/0x620
[  440.039066]  __alloc_skb+0x119/0x770
[  440.042786]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  440.048074]  ? skb_scrub_packet+0x490/0x490
[  440.052403]  ? lock_downgrade+0x900/0x900
[  440.056566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.062111]  ? refcount_sub_and_test_checked+0x203/0x310
[  440.067572]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  440.073032]  ? addrconf_rs_timer+0x6f0/0x6f0
[  440.077458]  ndisc_alloc_skb+0x144/0x340
[  440.081532]  ndisc_send_rs+0x331/0x6e0
[  440.085437]  addrconf_rs_timer+0x3c0/0x6f0
[  440.089683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.093936]  call_timer_fn+0x272/0x920
[  440.097836]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.102081]  ? process_timeout+0x40/0x40
[  440.106142]  ? find_held_lock+0x36/0x1c0
[  440.110217]  ? __run_timers+0x7da/0xc70
[  440.114220]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.118717]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.123215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.127451]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  440.132035]  ? trace_hardirqs_on+0xbd/0x310
[  440.136353]  ? kasan_check_read+0x11/0x20
[  440.140498]  ? __run_timers+0x7da/0xc70
[  440.144480]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.149942]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.154188]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  440.158426]  __run_timers+0x7e5/0xc70
[  440.162242]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  440.167606]  ? compat_start_thread+0x80/0x80
[  440.172019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.177565]  ? _raw_spin_unlock_irq+0x60/0x80
[  440.182062]  ? finish_task_switch+0x1f5/0x900
[  440.186559]  ? finish_task_switch+0x1b5/0x900
[  440.191057]  ? __switch_to_asm+0x34/0x70
[  440.195125]  ? preempt_notifier_register+0x200/0x200
[  440.200228]  ? __switch_to_asm+0x34/0x70
[  440.204377]  ? __switch_to_asm+0x40/0x70
[  440.208442]  ? __switch_to_asm+0x34/0x70
[  440.212501]  ? __switch_to_asm+0x40/0x70
[  440.216563]  ? __switch_to_asm+0x34/0x70
[  440.220631]  ? __switch_to_asm+0x40/0x70
[  440.224692]  ? __switch_to_asm+0x40/0x70
[  440.228764]  ? pvclock_read_flags+0x160/0x160
[  440.233260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.238798]  ? check_preemption_disabled+0x48/0x200
[  440.243824]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  440.249368]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  440.254673]  ? rcu_pm_notify+0xc0/0xc0
[  440.258563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.264274]  ? check_preemption_disabled+0x48/0x200
[  440.269300]  run_timer_softirq+0x52/0xb0
[  440.273362]  ? rcu_read_lock_sched_held+0x108/0x120
[  440.278379]  __do_softirq+0x30b/0xad8
[  440.282200]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  440.287309]  ? trace_hardirqs_off_caller+0x300/0x300
[  440.292423]  ? schedule+0x108/0x460
[  440.296060]  ? __schedule+0x1ed0/0x1ed0
[  440.300046]  ? trace_hardirqs_off+0xb8/0x300
[  440.304457]  ? ___might_sleep+0x1ed/0x300
[  440.308604]  ? smpboot_thread_fn+0x68b/0xa00
[  440.313017]  ? trace_hardirqs_on+0x310/0x310
[  440.317434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.322972]  ? check_preemption_disabled+0x48/0x200
[  440.327988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.333532]  ? takeover_tasklets+0xa90/0xa90
[  440.337947]  run_ksoftirqd+0x94/0x100
[  440.341749]  smpboot_thread_fn+0x68b/0xa00
[  440.345991]  ? sort_range+0x30/0x30
[  440.349618]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.354723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.360262]  ? __kthread_parkme+0xfb/0x1a0
[  440.364501]  kthread+0x35a/0x420
[  440.367870]  ? sort_range+0x30/0x30
[  440.371502]  ? kthread_bind+0x40/0x40
[  440.375306]  ret_from_fork+0x3a/0x50
[  440.379048] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  440.379054] warn_alloc_show_mem: 1 callbacks suppressed
[  440.379062] Mem-Info:
[  440.386347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.391718] active_anon:54556 inactive_anon:372 isolated_anon:0
[  440.391718]  active_file:17 inactive_file:16 isolated_file:0
[  440.391718]  unevictable:0 dirty:0 writeback:0 unstable:0
[  440.391718]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  440.391718]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  440.391718]  free:13727 free_pcp:164 free_cma:0
[  440.394095] Call Trace:
[  440.403484] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  440.436346]  <IRQ>
[  440.438927] Node 0 
[  440.466512]  dump_stack+0x1c4/0x2b4
[  440.468665] 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
[  440.470879]  ? dump_stack_print_info.cold.2+0x52/0x52
[  440.474482] lowmem_reserve[]: 0
[  440.500014]  warn_alloc.cold.118+0xb7/0x1bd
[  440.505180]  2815
[  440.508459]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  440.512756]  6318
[  440.514816]  ? lock_downgrade+0x900/0x900
[  440.519631]  6318
[  440.521704]  ? trace_hardirqs_off+0xb8/0x300
[  440.525825] Node 0 
[  440.527886]  ? trace_hardirqs_off+0xb8/0x300
[  440.532298] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  440.534514]  __alloc_pages_slowpath+0x2667/0x2d80
[  440.538899] lowmem_reserve[]:
[  440.565463]  ? warn_alloc+0x120/0x120
[  440.570258]  0
[  440.573365]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  440.577143]  0
[  440.578940]  ? warn_alloc+0x120/0x120
[  440.583937]  3503
[  440.585735]  ? print_usage_bug+0xc0/0xc0
[  440.589514]  3503
[  440.591583]  ? warn_alloc+0x120/0x120
[  440.595625] Node 0 
[  440.597683]  ? print_usage_bug+0xc0/0xc0
[  440.601490] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  440.603700]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  440.607740] lowmem_reserve[]:
[  440.636125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.641285]  0
[  440.644404]  ? should_fail+0x22d/0xd01
[  440.649941]  0
[  440.651744]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.655609]  0
[  440.657410]  ? __lock_acquire+0x7ec/0x4ec0
[  440.662485]  0
[  440.664297]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.668508] Node 0 
[  440.670305]  ? should_fail+0x22d/0xd01
[  440.675378] DMA: 1*4kB 
[  440.677633]  ? mark_held_locks+0x130/0x130
[  440.681492] (U) 
[  440.684071]  ? mark_held_locks+0x130/0x130
[  440.688284] 0*8kB 
[  440.690255]  ? print_usage_bug+0xc0/0xc0
[  440.694473] 0*16kB 
[  440.696625]  ? find_held_lock+0x36/0x1c0
[  440.700692] 1*32kB (U) 
[  440.702935]  ? graph_lock+0x170/0x170
[  440.706969] 2*64kB (U) 
[  440.709562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.713340] 1*128kB 
[  440.715919]  ? check_preemption_disabled+0x48/0x200
[  440.721435] (U) 
[  440.723757]  ? check_preemption_disabled+0x48/0x200
[  440.728753] 1*256kB 
[  440.730733]  ? __lock_is_held+0xb5/0x140
[  440.735723] (U) 
[  440.738045]  __alloc_pages_nodemask+0xa80/0xde0
[  440.742078] 0*512kB 
[  440.744051]  ? graph_lock+0x170/0x170
[  440.748702] 1*1024kB 
[  440.751020]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  440.754795] (U) 
[  440.757204]  ? graph_lock+0x170/0x170
[  440.762195] 1*2048kB (M) 
[  440.764188]  ? find_held_lock+0x36/0x1c0
[  440.767958] 3*4096kB (M) 
[  440.770728]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.774753] = 15908kB
[  440.774762] Node 0 
[  440.777519]  ? lock_downgrade+0x900/0x900
[  440.782169] DMA32: 
[  440.784577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.786790] 3*4kB 
[  440.790932]  cache_grow_begin+0x91/0x8c0
[  440.793150] (UM) 
[  440.798685]  ? do_raw_spin_unlock+0xa7/0x2f0
[  440.800812] 0*8kB 
[  440.804868]  fallback_alloc+0x203/0x2e0
[  440.806916] 2*16kB (M) 
[  440.811330]  ____cache_alloc_node+0x1c7/0x1e0
[  440.813449] 1*32kB (M) 
[  440.817432]  kmem_cache_alloc_node+0xe3/0x730
[  440.819993] 3*64kB 
[  440.824480]  ? mark_held_locks+0xc7/0x130
[  440.827043] (UM) 
[  440.831540]  __alloc_skb+0x119/0x770
[  440.833754] 3*128kB 
[  440.837902]  ? skb_scrub_packet+0x490/0x490
[  440.839940] (M) 
[  440.843653]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  440.845955] 2*256kB 
[  440.850272]  ? queue_work_on+0x12c/0x1e0
[  440.852224] (M) 
[  440.856805]  ? switchdev_port_obj_del+0xdc/0x450
[  440.859113] 3*512kB (M) 
[  440.863200]  ? switchdev_trans_item_enqueue+0x260/0x260
[  440.865156] 4*1024kB 
[  440.869904]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  440.872564] (UM) 
[  440.877923]  __br_mdb_notify+0x4ff/0x15d0
[  440.880309] 3*2048kB 
[  440.885322]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  440.887361] (M) 
[  440.891737]  ? __br_mdb_add+0x800/0x800
[  440.894124] 3*4096kB 
[  440.899227]  ? kasan_check_write+0x14/0x20
[  440.901175] (M) = 25228kB
[  440.905156]  ? do_raw_spin_lock+0xc1/0x200
[  440.907550] Node 0 
[  440.911866]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.914610] Normal: 
[  440.918838]  ? debug_object_assert_init+0x368/0x4b0
[  440.921051] 1169*4kB 
[  440.926149]  ? debug_object_init_on_stack+0x20/0x20
[  440.928450] (MEH) 
[  440.933460]  ? graph_lock+0x170/0x170
[  440.935847] 563*8kB 
[  440.940861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.942993] (UME) 
[  440.946796]  br_mdb_notify+0x310/0x410
[  440.949108] 195*16kB 
[  440.954639]  ? br_mdb_dump+0x2530/0x2530
[  440.956777] (ME) 
[  440.960669]  br_multicast_del_pg+0x3df/0x790
[  440.963042] 41*32kB (UM) 
[  440.967117]  ? br_mdb_ip_get+0x940/0x940
[  440.969162] 3*64kB 
[  440.973567]  ? kasan_check_write+0x14/0x20
[  440.976302] (UM) 
[  440.980362]  ? do_raw_spin_lock+0xc1/0x200
[  440.982576] 0*128kB 
[  440.986808]  br_multicast_port_group_expired+0x189/0x1e0
[  440.988895] 0*256kB 
[  440.993129]  call_timer_fn+0x272/0x920
[  440.995429] 0*512kB 0*1024kB 
[  441.000884]  ? br_multicast_del_pg+0x790/0x790
[  441.003200] 0*2048kB 
[  441.007089]  ? process_timeout+0x40/0x40
[  441.010188] 0*4096kB 
[  441.014780]  ? find_held_lock+0x36/0x1c0
[  441.017176] = 13804kB
[  441.021240]  ? __run_timers+0x7da/0xc70
[  441.023626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  441.027680]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.030074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  441.034039]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.042863] 412 total pagecache pages
[  441.047358]  ? br_multicast_del_pg+0x790/0x790
[  441.055944] 0 pages in swap cache
[  441.060455]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  441.064225] Swap cache stats: add 0, delete 0, find 0/0
[  441.064235] Free swap  = 0kB
[  441.068823]  ? trace_hardirqs_on+0xbd/0x310
[  441.072252] Total swap = 0kB
[  441.072262] 1965979 pages RAM
[  441.076844]  ? kasan_check_read+0x11/0x20
[  441.082180] 0 pages HighMem/MovableOnly
[  441.082190] 343324 pages reserved
[  441.085306]  ? __run_timers+0x7da/0xc70
[  441.089606] 0 pages cma reserved
[  441.092631]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.095811] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  441.099876]  ? br_multicast_del_pg+0x790/0x790
[  441.103979] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.107286]  ? br_multicast_del_pg+0x790/0x790
[  441.111240] ksoftirqd/1 cpuset=
[  441.114604]  __run_timers+0x7e5/0xc70
[  441.120029] /
[  441.126548]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  441.131108]  mems_allowed=0
[  441.141418]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  441.168054]  ? graph_lock+0x170/0x170
[  441.171866]  ? enqueue_hrtimer+0x1a5/0x560
[  441.176102]  ? lock_release+0x970/0x970
[  441.180083]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  441.185281]  ? find_held_lock+0x36/0x1c0
[  441.189354]  ? graph_lock+0x170/0x170
[  441.193160]  ? pvclock_read_flags+0x160/0x160
[  441.197660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.203197]  ? check_preemption_disabled+0x48/0x200
[  441.208232]  ? __lock_is_held+0xb5/0x140
[  441.212294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.217831]  ? check_preemption_disabled+0x48/0x200
[  441.222855]  run_timer_softirq+0x52/0xb0
[  441.226921]  ? rcu_read_lock_sched_held+0x108/0x120
[  441.231939]  __do_softirq+0x30b/0xad8
[  441.235753]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  441.240861]  ? pvclock_read_flags+0x160/0x160
[  441.245360]  ? lapic_next_event+0x5a/0x90
[  441.249530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.255078]  ? check_preemption_disabled+0x48/0x200
[  441.260098]  ? check_preemption_disabled+0x48/0x200
[  441.265128]  ? kvm_clock_read+0x18/0x30
[  441.269121]  ? kvm_sched_clock_read+0x9/0x20
[  441.273542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.279078]  ? check_preemption_disabled+0x48/0x200
[  441.284106]  irq_exit+0x17f/0x1c0
[  441.287578]  smp_apic_timer_interrupt+0x1cb/0x760
[  441.292422]  ? smp_reschedule_interrupt+0x109/0x650
[  441.297445]  ? smp_call_function_single_interrupt+0x650/0x650
[  441.303335]  ? interrupt_entry+0xb5/0xf0
[  441.307408]  ? trace_hardirqs_off_caller+0xbb/0x300
[  441.312444]  ? trace_hardirqs_off_caller+0xbb/0x300
[  441.317462]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.322315]  ? trace_hardirqs_off+0x300/0x300
[  441.326812]  ? trace_hardirqs_off+0x300/0x300
[  441.331309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.336847]  ? check_preemption_disabled+0x48/0x200
[  441.341874]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.347424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.352277]  apic_timer_interrupt+0xf/0x20
[  441.356506]  </IRQ>
[  441.358749] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  441.363695] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  441.382612] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  441.390327] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  441.397651] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  441.404938] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  441.412233] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  441.419521] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  441.426855]  skb_clone+0x1bb/0x500
[  441.430404]  ? skb_split+0x11e0/0x11e0
[  441.434290]  ? check_preemption_disabled+0x48/0x200
[  441.439313]  ? __this_cpu_preempt_check+0x1c/0x1f
[  441.444160]  ? __bpf_redirect+0x54b/0xb20
[  441.448319]  bpf_clone_redirect+0xb9/0x490
[  441.452567]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  441.457593]  ? __sched_text_start+0x8/0x8
[  441.461749]  ? retint_kernel+0x2d/0x2d
[  441.465651]  ? find_held_lock+0x36/0x1c0
[  441.469722]  ? lock_acquire+0x1ed/0x520
[  441.473696]  ? bpf_test_run+0x32e/0x5a0
[  441.477678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.483215]  ? check_preemption_disabled+0x48/0x200
[  441.488237]  ? kasan_check_read+0x11/0x20
[  441.492394]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.497676]  ? rcu_bh_qs+0xc0/0xc0
[  441.501220]  ? preempt_schedule+0x4d/0x60
[  441.505373]  ? ___preempt_schedule+0x16/0x18
[  441.509797]  ? bpf_test_run+0x1c0/0x5a0
[  441.513785]  ? netlink_diag_dump+0x2a0/0x2a0
[  441.518200]  ? bpf_prog_test_run_skb+0x295/0xb40
[  441.522965]  ? bpf_prog_test_run_skb+0x634/0xb40
[  441.527737]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  441.532585]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  441.538135]  ? fput+0x130/0x1a0
[  441.541423]  ? __bpf_prog_get+0x9b/0x290
[  441.545491]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  441.550336]  ? bpf_prog_test_run+0x130/0x1a0
[  441.554755]  ? __x64_sys_bpf+0x3d8/0x510
[  441.558822]  ? bpf_prog_get+0x20/0x20
[  441.562650]  ? do_syscall_64+0x1b9/0x820
[  441.566711]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  441.572105]  ? syscall_return_slowpath+0x5e0/0x5e0
[  441.577039]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.581887]  ? trace_hardirqs_off+0x300/0x300
[  441.586391]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  441.591411]  ? prepare_exit_to_usermode+0x291/0x3b0
[  441.596439]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  441.601290]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  441.606674] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  441.606858] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.613527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  441.624003] syz-executor1 cpuset=
[  441.633340] Call Trace:
[  441.633350] syz1
[  441.636800]  dump_stack+0x1c4/0x2b4
[  441.639368]  mems_allowed=0
[  441.641437]  ? dump_stack_print_info.cold.2+0x52/0x52
[  441.653156]  warn_alloc.cold.118+0xb7/0x1bd
[  441.657491]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  441.662337]  ? lock_downgrade+0x900/0x900
[  441.666494]  ? trace_hardirqs_off+0xb8/0x300
[  441.670912]  ? trace_hardirqs_off+0xb8/0x300
[  441.675335]  __alloc_pages_slowpath+0x2667/0x2d80
[  441.680211]  ? warn_alloc+0x120/0x120
[  441.684042]  ? warn_alloc+0x120/0x120
[  441.687880]  ? print_usage_bug+0xc0/0xc0
[  441.691969]  ? warn_alloc+0x120/0x120
[  441.695787]  ? print_usage_bug+0xc0/0xc0
[  441.699851]  ? __lock_acquire+0x7ec/0x4ec0
[  441.704092]  ? __lock_acquire+0x7ec/0x4ec0
[  441.708342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.713900]  ? should_fail+0x22d/0xd01
[  441.717811]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.722941]  ? __lock_acquire+0x7ec/0x4ec0
[  441.727189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.732292]  ? __lock_acquire+0x7ec/0x4ec0
[  441.736527]  ? should_fail+0x22d/0xd01
[  441.740415]  ? print_usage_bug+0xc0/0xc0
[  441.744490]  ? mark_held_locks+0x130/0x130
[  441.748730]  ? mark_held_locks+0x130/0x130
[  441.752976]  ? graph_lock+0x170/0x170
[  441.756790]  ? print_usage_bug+0xc0/0xc0
[  441.760863]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  441.765623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.771161]  ? check_preemption_disabled+0x48/0x200
[  441.776183]  ? check_preemption_disabled+0x48/0x200
[  441.781212]  ? __lock_is_held+0xb5/0x140
[  441.785293]  __alloc_pages_nodemask+0xa80/0xde0
[  441.789967]  ? graph_lock+0x170/0x170
[  441.793814]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  441.798851]  ? graph_lock+0x170/0x170
[  441.802672]  ? find_held_lock+0x36/0x1c0
[  441.806748]  ? ____cache_alloc_node+0x1c7/0x1e0
[  441.811431]  ? lock_downgrade+0x900/0x900
[  441.815587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.821135]  cache_grow_begin+0x91/0x8c0
[  441.825254]  ? do_raw_spin_unlock+0xa7/0x2f0
[  441.829676]  fallback_alloc+0x203/0x2e0
[  441.833675]  ____cache_alloc_node+0x1c7/0x1e0
[  441.838172]  kmem_cache_alloc_node+0xe3/0x730
[  441.842671]  ? ipv6_get_ifaddr+0x42e/0x620
[  441.846923]  __alloc_skb+0x119/0x770
[  441.850639]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.855931]  ? skb_scrub_packet+0x490/0x490
[  441.860257]  ? lock_downgrade+0x900/0x900
[  441.864424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.869968]  ? refcount_sub_and_test_checked+0x203/0x310
[  441.875428]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.880886]  ? addrconf_rs_timer+0x6f0/0x6f0
[  441.885316]  ndisc_alloc_skb+0x144/0x340
[  441.889385]  ndisc_send_rs+0x331/0x6e0
[  441.893612]  addrconf_rs_timer+0x3c0/0x6f0
[  441.897857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.902116]  call_timer_fn+0x272/0x920
[  441.906009]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.910247]  ? process_timeout+0x40/0x40
[  441.914338]  ? find_held_lock+0x36/0x1c0
[  441.918410]  ? __run_timers+0x7da/0xc70
[  441.922391]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.926903]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.931402]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.935642]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  441.940234]  ? trace_hardirqs_on+0xbd/0x310
[  441.944574]  ? kasan_check_read+0x11/0x20
[  441.948747]  ? __run_timers+0x7da/0xc70
[  441.952739]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.958204]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.962452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.966694]  __run_timers+0x7e5/0xc70
[  441.970512]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  441.975883]  ? compat_start_thread+0x80/0x80
[  441.980300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.985844]  ? _raw_spin_unlock_irq+0x60/0x80
[  441.990348]  ? finish_task_switch+0x1f5/0x900
[  441.994848]  ? finish_task_switch+0x1b5/0x900
[  441.999888]  ? __switch_to_asm+0x34/0x70
[  442.003973]  ? preempt_notifier_register+0x200/0x200
[  442.009105]  ? __switch_to_asm+0x34/0x70
[  442.013199]  ? __switch_to_asm+0x40/0x70
[  442.017264]  ? __switch_to_asm+0x34/0x70
[  442.021323]  ? __switch_to_asm+0x40/0x70
[  442.025383]  ? __switch_to_asm+0x34/0x70
[  442.029473]  ? __switch_to_asm+0x40/0x70
[  442.033539]  ? __switch_to_asm+0x40/0x70
[  442.037613]  ? pvclock_read_flags+0x160/0x160
[  442.042114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.047666]  ? check_preemption_disabled+0x48/0x200
[  442.052698]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  442.058244]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.063528]  ? rcu_pm_notify+0xc0/0xc0
[  442.067419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.072960]  ? check_preemption_disabled+0x48/0x200
[  442.077984]  run_timer_softirq+0x52/0xb0
[  442.082048]  ? rcu_read_lock_sched_held+0x108/0x120
[  442.087072]  __do_softirq+0x30b/0xad8
[  442.090896]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  442.096002]  ? trace_hardirqs_off_caller+0x300/0x300
[  442.101158]  ? schedule+0x108/0x460
[  442.104854]  ? __schedule+0x1ed0/0x1ed0
[  442.108839]  ? trace_hardirqs_off+0xb8/0x300
[  442.113249]  ? ___might_sleep+0x1ed/0x300
[  442.117400]  ? smpboot_thread_fn+0x68b/0xa00
[  442.121811]  ? trace_hardirqs_on+0x310/0x310
[  442.126223]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.131767]  ? check_preemption_disabled+0x48/0x200
[  442.136786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.142330]  ? takeover_tasklets+0xa90/0xa90
[  442.146745]  run_ksoftirqd+0x94/0x100
[  442.150549]  smpboot_thread_fn+0x68b/0xa00
[  442.154790]  ? sort_range+0x30/0x30
[  442.158431]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  442.163559]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.169135]  ? __kthread_parkme+0xfb/0x1a0
[  442.173387]  kthread+0x35a/0x420
[  442.176760]  ? sort_range+0x30/0x30
[  442.180386]  ? kthread_bind+0x40/0x40
[  442.184196]  ret_from_fork+0x3a/0x50
[  442.187930] warn_alloc_show_mem: 1 callbacks suppressed
[  442.187942] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  442.187944] Mem-Info:
[  442.187975] active_anon:54556 inactive_anon:372 isolated_anon:0
[  442.187975]  active_file:17 inactive_file:16 isolated_file:0
[  442.187975]  unevictable:0 dirty:0 writeback:0 unstable:0
[  442.187975]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  442.187975]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  442.187975]  free:13727 free_pcp:164 free_cma:0
[  442.193326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.200606] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  442.203006] Call Trace:
[  442.235887] Node 0 
[  442.245249]  <IRQ>
[  442.272856] 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
[  442.275427]  dump_stack+0x1c4/0x2b4
[  442.277639] lowmem_reserve[]:
[  442.279786]  ? dump_stack_print_info.cold.2+0x52/0x52
[  442.305283]  0
[  442.308933]  warn_alloc.cold.118+0xb7/0x1bd
[  442.312021]  2815
[  442.317205]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.318985]  6318
[  442.323302]  ? lock_downgrade+0x900/0x900
[  442.325345]  6318
[  442.330189]  ? trace_hardirqs_off+0xb8/0x300
[  442.336373]  ? trace_hardirqs_off+0xb8/0x300
[  442.338418] Node 0 
[  442.342827]  __alloc_pages_slowpath+0x2667/0x2d80
[  442.347231] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  442.349469]  ? warn_alloc+0x120/0x120
[  442.354256] lowmem_reserve[]: 0
[  442.380844]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.384677]  0
[  442.387952]  ? warn_alloc+0x120/0x120
[  442.392939]  3503 3503
[  442.394751]  ? print_usage_bug+0xc0/0xc0
[  442.398534] Node 0 
[  442.401035]  ? warn_alloc+0x120/0x120
[  442.405102] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  442.407336]  ? print_usage_bug+0xc0/0xc0
[  442.411105] lowmem_reserve[]: 0
[  442.439482]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.439508]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.443550]  0
[  442.446829]  ? should_fail+0x22d/0xd01
[  442.451998]  0
[  442.457532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.459313]  0
[  442.463194]  ? __lock_acquire+0x7ec/0x4ec0
[  442.470068]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.471846] Node 0 
[  442.476076]  ? should_fail+0x22d/0xd01
[  442.481149] DMA: 1*4kB 
[  442.483405]  ? mark_held_locks+0x130/0x130
[  442.487260] (U) 
[  442.489841]  ? mark_held_locks+0x130/0x130
[  442.494057] 0*8kB 
[  442.496030]  ? print_usage_bug+0xc0/0xc0
[  442.500242] 0*16kB 
[  442.502391]  ? find_held_lock+0x36/0x1c0
[  442.506423] 1*32kB 
[  442.508652]  ? graph_lock+0x170/0x170
[  442.512693] (U) 
[  442.514926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.518729] 2*64kB 
[  442.520705]  ? check_preemption_disabled+0x48/0x200
[  442.526334] (U) 1*128kB 
[  442.528569]  ? check_preemption_disabled+0x48/0x200
[  442.528595]  ? __lock_is_held+0xb5/0x140
[  442.533582] (U) 
[  442.536257]  __alloc_pages_nodemask+0xa80/0xde0
[  442.541250] 1*256kB 
[  442.545306]  ? graph_lock+0x170/0x170
[  442.547261] (U) 
[  442.551926]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  442.554230] 0*512kB 
[  442.558023]  ? graph_lock+0x170/0x170
[  442.559979] 1*1024kB 
[  442.564999]  ? find_held_lock+0x36/0x1c0
[  442.567294] (U) 
[  442.571123]  ? ____cache_alloc_node+0x1c7/0x1e0
[  442.573503] 1*2048kB 
[  442.577557]  ? lock_downgrade+0x900/0x900
[  442.579505] (M) 3*4096kB 
[  442.584185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.586570] (M) 
[  442.590718]  cache_grow_begin+0x91/0x8c0
[  442.593452] = 15908kB
[  442.598992]  ? do_raw_spin_unlock+0xa7/0x2f0
[  442.600951] Node 0 
[  442.605551]  fallback_alloc+0x203/0x2e0
[  442.607941] DMA32: 
[  442.612349]  ____cache_alloc_node+0x1c7/0x1e0
[  442.614562] 3*4kB 
[  442.618533]  kmem_cache_alloc_node+0xe3/0x730
[  442.620750] (UM) 
[  442.625243]  ? mark_held_locks+0xc7/0x130
[  442.627411] 0*8kB 
[  442.631912]  __alloc_skb+0x119/0x770
[  442.634040] 2*16kB (M) 
[  442.638203]  ? skb_scrub_packet+0x490/0x490
[  442.640334] 1*32kB 
[  442.644045]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  442.646604] (M) 
[  442.650924]  ? queue_work_on+0x12c/0x1e0
[  442.653138] 3*64kB 
[  442.657714]  ? switchdev_port_obj_del+0xdc/0x450
[  442.659670] (UM) 
[  442.663728]  ? switchdev_trans_item_enqueue+0x260/0x260
[  442.665937] 3*128kB (M) 
[  442.670698]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  442.672746] 2*256kB 
[  442.678111]  __br_mdb_notify+0x4ff/0x15d0
[  442.680751] (M) 
[  442.685765]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  442.688072] 3*512kB 
[  442.692218]  ? __br_mdb_add+0x800/0x800
[  442.694164] (M) 4*1024kB 
[  442.699275]  ? kasan_check_write+0x14/0x20
[  442.701580] (UM) 
[  442.705552]  ? do_raw_spin_lock+0xc1/0x200
[  442.708284] 3*2048kB (M) 
[  442.712527]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  442.714561] 3*4096kB (M) 
[  442.718801]  ? debug_object_assert_init+0x368/0x4b0
[  442.721540] = 25228kB
[  442.726637]  ? debug_object_init_on_stack+0x20/0x20
[  442.729383] Node 0 
[  442.734393]  ? graph_lock+0x170/0x170
[  442.736785] Normal: 
[  442.741799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.744015] 1169*4kB 
[  442.747811]  br_mdb_notify+0x310/0x410
[  442.750102] (MEH) 563*8kB 
[  442.755642]  ? br_mdb_dump+0x2530/0x2530
[  442.758031] (UME) 
[  442.761926]  br_multicast_del_pg+0x3df/0x790
[  442.764745] 195*16kB 
[  442.768800]  ? br_mdb_ip_get+0x940/0x940
[  442.770920] (ME) 41*32kB 
[  442.775338]  ? kasan_check_write+0x14/0x20
[  442.777727] (UM) 
[  442.781782]  ? do_raw_spin_lock+0xc1/0x200
[  442.784520] 3*64kB 
[  442.788749]  br_multicast_port_group_expired+0x189/0x1e0
[  442.790790] (UM) 
[  442.795024]  call_timer_fn+0x272/0x920
[  442.797242] 0*128kB 
[  442.802688]  ? br_multicast_del_pg+0x790/0x790
[  442.804732] 0*256kB 
[  442.808619]  ? process_timeout+0x40/0x40
[  442.810927] 0*512kB 
[  442.815502]  ? find_held_lock+0x36/0x1c0
[  442.817806] 0*1024kB 
[  442.821863]  ? __run_timers+0x7da/0xc70
[  442.824168] 0*2048kB 
[  442.828222]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.830613] 0*4096kB 
[  442.834582]  ? _raw_spin_unlock_irq+0x27/0x80
[  442.837098] = 13804kB
[  442.837129] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  442.841619]  ? br_multicast_del_pg+0x790/0x790
[  442.844017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  442.848500]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  442.850891] 412 total pagecache pages
[  442.859726]  ? trace_hardirqs_on+0xbd/0x310
[  442.864293] 0 pages in swap cache
[  442.872856]  ? kasan_check_read+0x11/0x20
[  442.877429] Swap cache stats: add 0, delete 0, find 0/0
[  442.881221]  ? __run_timers+0x7da/0xc70
[  442.885522] Free swap  = 0kB
[  442.888969]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.893088] Total swap = 0kB
[  442.893097] 1965979 pages RAM
[  442.898470]  ? br_multicast_del_pg+0x790/0x790
[  442.902415] 0 pages HighMem/MovableOnly
[  442.902425] 343324 pages reserved
[  442.905449]  ? br_multicast_del_pg+0x790/0x790
[  442.910881] 0 pages cma reserved
[  442.913898]  __run_timers+0x7e5/0xc70
[  442.917073] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  442.921578]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  442.925623] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  442.929005]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  442.933570] ksoftirqd/1 cpuset=
[  442.936932]  ? graph_lock+0x170/0x170
[  442.940715] /
[  442.947207]  ? enqueue_hrtimer+0x1a5/0x560
[  442.952552]  mems_allowed=0
[  442.962851]  ? lock_release+0x970/0x970
[  442.962868]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  442.992932]  ? find_held_lock+0x36/0x1c0
[  442.997002]  ? graph_lock+0x170/0x170
[  443.000809]  ? pvclock_read_flags+0x160/0x160
[  443.005315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.010866]  ? check_preemption_disabled+0x48/0x200
[  443.015901]  ? __lock_is_held+0xb5/0x140
[  443.019965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.025507]  ? check_preemption_disabled+0x48/0x200
[  443.030537]  run_timer_softirq+0x52/0xb0
[  443.034605]  ? rcu_read_lock_sched_held+0x108/0x120
[  443.039623]  __do_softirq+0x30b/0xad8
[  443.043440]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  443.048550]  ? pvclock_read_flags+0x160/0x160
[  443.053047]  ? lapic_next_event+0x5a/0x90
[  443.057197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.062736]  ? check_preemption_disabled+0x48/0x200
[  443.067750]  ? check_preemption_disabled+0x48/0x200
[  443.072777]  ? kvm_clock_read+0x18/0x30
[  443.076753]  ? kvm_sched_clock_read+0x9/0x20
[  443.081167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.086703]  ? check_preemption_disabled+0x48/0x200
[  443.091735]  irq_exit+0x17f/0x1c0
[  443.095192]  smp_apic_timer_interrupt+0x1cb/0x760
[  443.100037]  ? smp_reschedule_interrupt+0x109/0x650
[  443.105057]  ? smp_call_function_single_interrupt+0x650/0x650
[  443.110940]  ? interrupt_entry+0xb5/0xf0
[  443.115007]  ? trace_hardirqs_off_caller+0xbb/0x300
[  443.120023]  ? trace_hardirqs_off_caller+0xbb/0x300
[  443.125043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.129893]  ? trace_hardirqs_off+0x300/0x300
[  443.134409]  ? trace_hardirqs_off+0x300/0x300
[  443.138908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.144490]  ? check_preemption_disabled+0x48/0x200
[  443.149509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.155073]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.159937]  apic_timer_interrupt+0xf/0x20
[  443.164189]  </IRQ>
[  443.166434] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  443.171369] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  443.190279] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  443.197992] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  443.205259] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  443.212559] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  443.219840] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  443.227105] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  443.234482]  skb_clone+0x1bb/0x500
[  443.238040]  ? skb_split+0x11e0/0x11e0
[  443.241927]  ? check_preemption_disabled+0x48/0x200
[  443.246946]  ? __this_cpu_preempt_check+0x1c/0x1f
[  443.251790]  ? __bpf_redirect+0x54b/0xb20
[  443.255950]  bpf_clone_redirect+0xb9/0x490
[  443.260193]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  443.265213]  ? __sched_text_start+0x8/0x8
[  443.269369]  ? retint_kernel+0x2d/0x2d
[  443.273275]  ? find_held_lock+0x36/0x1c0
[  443.277345]  ? lock_acquire+0x1ed/0x520
[  443.281326]  ? bpf_test_run+0x32e/0x5a0
[  443.285351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.290893]  ? check_preemption_disabled+0x48/0x200
[  443.295912]  ? kasan_check_read+0x11/0x20
[  443.300062]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  443.305343]  ? rcu_bh_qs+0xc0/0xc0
[  443.308893]  ? preempt_schedule+0x4d/0x60
[  443.313043]  ? ___preempt_schedule+0x16/0x18
[  443.317487]  ? bpf_test_run+0x1c0/0x5a0
[  443.321473]  ? netlink_diag_dump+0x2a0/0x2a0
[  443.325902]  ? bpf_prog_test_run_skb+0x295/0xb40
[  443.330664]  ? bpf_prog_test_run_skb+0x634/0xb40
[  443.335429]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  443.340270]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.345802]  ? fput+0x130/0x1a0
[  443.349078]  ? __bpf_prog_get+0x9b/0x290
[  443.353164]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  443.358015]  ? bpf_prog_test_run+0x130/0x1a0
[  443.362431]  ? __x64_sys_bpf+0x3d8/0x510
[  443.366520]  ? bpf_prog_get+0x20/0x20
[  443.370341]  ? do_syscall_64+0x1b9/0x820
[  443.374409]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  443.379793]  ? syscall_return_slowpath+0x5e0/0x5e0
[  443.384724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.389569]  ? trace_hardirqs_off+0x300/0x300
[  443.394086]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  443.399120]  ? prepare_exit_to_usermode+0x291/0x3b0
[  443.404149]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  443.409008]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  443.414397] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  443.414437] rcu: INFO: rcu_preempt self-detected stall on CPU
[  443.421248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.427125] Call Trace:
[  443.436785] rcu: 	0-...!: (1 GPs behind) idle=c42/1/0x4000000000000004 softirq=22638/22639 fqs=1 
[  443.439053]  dump_stack+0x1c4/0x2b4
[  443.439070]  ? dump_stack_print_info.cold.2+0x52/0x52
[  443.439106]  warn_alloc.cold.118+0xb7/0x1bd
[  443.439124]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.439140]  ? lock_downgrade+0x900/0x900
[  443.439164]  ? trace_hardirqs_off+0xb8/0x300
[  443.439184]  ? trace_hardirqs_off+0xb8/0x300
[  443.439205]  __alloc_pages_slowpath+0x2667/0x2d80
[  443.439249]  ? warn_alloc+0x120/0x120
[  443.448597] rcu: 	
[  443.452227]  ? warn_alloc+0x120/0x120
[  443.457402]  (t=10642 jiffies g=31997 q=9)
[  443.461713]  ? print_usage_bug+0xc0/0xc0
[  443.466552] rcu: rcu_preempt kthread starved for 10571 jiffies! g31997 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  443.470688]  ? warn_alloc+0x120/0x120
[  443.475071] rcu: RCU grace-period kthread stack dump:
[  443.479477]  ? print_usage_bug+0xc0/0xc0
[  443.484316] rcu_preempt     R
[  443.488128]  ? __lock_acquire+0x7ec/0x4ec0
[  443.490259]   running task    
[  443.494054]  ? __lock_acquire+0x7ec/0x4ec0
[  443.498271] 22872    10      2 0x80000000
[  443.502322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.512786] Call Trace:
[  443.516588]  ? should_fail+0x22d/0xd01
[  443.521766]  __schedule+0x86c/0x1ed0
[  443.525821]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.529095]  ? __sched_text_start+0x8/0x8
[  443.533315]  ? __lock_acquire+0x7ec/0x4ec0
[  443.536494]  ? __mod_timer+0x6f6/0x1870
[  443.540719]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  443.544868]  ? add_timer_on+0x9f0/0x9f0
[  443.550402]  ? __lock_acquire+0x7ec/0x4ec0
[  443.552978]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  443.556856]  ? should_fail+0x22d/0xd01
[  443.560556]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  443.565645]  ? print_usage_bug+0xc0/0xc0
[  443.569780]  ? trace_hardirqs_on+0xbd/0x310
[  443.574008]  ? mark_held_locks+0x130/0x130
[  443.577956]  ? kasan_check_read+0x11/0x20
[  443.577975]  ? prepare_to_swait_event+0x25a/0x800
[  443.583067]  ? mark_held_locks+0x130/0x130
[  443.587028]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  443.591253]  ? graph_lock+0x170/0x170
[  443.596344]  schedule+0xfe/0x460
[  443.600210]  ? print_usage_bug+0xc0/0xc0
[  443.605300]  ? __schedule+0x1ed0/0x1ed0
[  443.609348]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  443.613654]  ? prepare_to_swait_event+0x25a/0x800
[  443.617884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.622016]  ? __init_swait_queue_head+0x150/0x150
[  443.626843]  ? check_preemption_disabled+0x48/0x200
[  443.631065]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  443.636505]  ? check_preemption_disabled+0x48/0x200
[  443.640295]  ? __lockdep_init_map+0x105/0x590
[  443.643666]  ? __lock_is_held+0xb5/0x140
[  443.647707]  ? lockdep_init_map+0x9/0x10
[  443.651672]  __alloc_pages_nodemask+0xa80/0xde0
[  443.656415]  schedule_timeout+0x140/0x260
[  443.661241]  ? graph_lock+0x170/0x170
[  443.666765]  ? usleep_range+0x1a0/0x1a0
[  443.671682]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  443.676686]  ? __next_timer_interrupt+0x1a0/0x1a0
[  443.681772]  ? graph_lock+0x170/0x170
[  443.686780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.691278]  ? find_held_lock+0x36/0x1c0
[  443.695318]  rcu_gp_kthread+0x9d9/0x2310
[  443.699375]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.704054]  ? rcu_gp_init+0x1830/0x1830
[  443.708168]  ? lock_downgrade+0x900/0x900
[  443.711965]  ? update_curr+0x344/0xbe0
[  443.715931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.720927]  ? graph_lock+0x170/0x170
[  443.725763]  cache_grow_begin+0x91/0x8c0
[  443.729547]  ? __account_cfs_rq_runtime+0x790/0x790
[  443.735071]  ? do_raw_spin_unlock+0xa7/0x2f0
[  443.739120]  ? __lock_acquire+0x7ec/0x4ec0
[  443.743176]  fallback_alloc+0x203/0x2e0
[  443.747830]  ? graph_lock+0x170/0x170
[  443.751887]  ____cache_alloc_node+0x1c7/0x1e0
[  443.756028]  ? mark_held_locks+0x130/0x130
[  443.759910]  kmem_cache_alloc_node+0xe3/0x730
[  443.765433]  ? __lock_is_held+0xb5/0x140
[  443.769264]  ? ipv6_get_ifaddr+0x42e/0x620
[  443.773312]  ? __account_cfs_rq_runtime+0x790/0x790
[  443.778318]  __alloc_skb+0x119/0x770
[  443.782715]  ? set_next_entity+0x30c/0xc40
[  443.786927]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  443.790885]  ? mark_held_locks+0x130/0x130
[  443.794676]  ? skb_scrub_packet+0x490/0x490
[  443.799160]  ? rcu_read_lock_sched_held+0x108/0x120
[  443.803382]  ? lock_downgrade+0x900/0x900
[  443.807874]  ? select_task_rq_fair+0x34f0/0x34f0
[  443.811934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.816151]  ? __enqueue_entity+0x10d/0x1f0
[  443.821172]  ? refcount_sub_and_test_checked+0x203/0x310
[  443.824875]  ? graph_lock+0x170/0x170
[  443.829108]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  443.834365]  ? lock_repin_lock+0x251/0x430
[  443.838593]  ? addrconf_rs_timer+0x6f0/0x6f0
[  443.842902]  ? graph_lock+0x170/0x170
[  443.847925]  ndisc_alloc_skb+0x144/0x340
[  443.852055]  ? put_prev_task_stop+0x300/0xa10
[  443.856797]  ndisc_send_rs+0x331/0x6e0
[  443.862329]  ? lock_repin_lock+0x250/0x430
[  443.866634]  addrconf_rs_timer+0x3c0/0x6f0
[  443.872068]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.875859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.881294]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.885526]  call_timer_fn+0x272/0x920
[  443.890427]  ? lockdep_hardirqs_on+0x421/0x5c0
[  443.894222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.898283]  ? trace_hardirqs_on+0xbd/0x310
[  443.902775]  ? process_timeout+0x40/0x40
[  443.906652]  ? kasan_check_read+0x11/0x20
[  443.910883]  ? find_held_lock+0x36/0x1c0
[  443.910910]  ? __run_timers+0x7da/0xc70
[  443.915133]  ? mark_held_locks+0x130/0x130
[  443.919618]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.923840]  ? audit_add_watch+0xae1/0xdc0
[  443.928320]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.932198]  ? kasan_check_write+0x14/0x20
[  443.936767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.940989]  ? finish_task_switch+0x2f5/0x900
[  443.945296]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  443.949342]  ? __switch_to_asm+0x40/0x70
[  443.953480]  ? trace_hardirqs_on+0xbd/0x310
[  443.957530]  ? preempt_notifier_register+0x200/0x200
[  443.961492]  ? kasan_check_read+0x11/0x20
[  443.965720]  ? __switch_to_asm+0x34/0x70
[  443.970203]  ? __run_timers+0x7da/0xc70
[  443.974423]  ? __switch_to_asm+0x34/0x70
[  443.978929]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  443.983152]  ? __switch_to_asm+0x40/0x70
[  443.987375]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  443.991860]  ? __switch_to_asm+0x40/0x70
[  443.996435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.000659]  ? __switch_to_asm+0x34/0x70
[  444.000676]  ? __switch_to_asm+0x40/0x70
[  444.004992]  __run_timers+0x7e5/0xc70
[  444.010078]  ? __switch_to_asm+0x34/0x70
[  444.014233]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  444.018269]  ? __switch_to_asm+0x34/0x70
[  444.022234]  ? compat_start_thread+0x80/0x80
[  444.026287]  ? __switch_to_asm+0x40/0x70
[  444.031726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.035786]  ? __switch_to_asm+0x40/0x70
[  444.040011]  ? _raw_spin_unlock_irq+0x60/0x80
[  444.044063]  ? __switch_to_asm+0x34/0x70
[  444.048297]  ? finish_task_switch+0x1f5/0x900
[  444.052346]  ? __switch_to_asm+0x40/0x70
[  444.056390]  ? finish_task_switch+0x1b5/0x900
[  444.056406]  ? __switch_to_asm+0x34/0x70
[  444.060197]  ? __schedule+0x874/0x1ed0
[  444.064245]  ? preempt_notifier_register+0x200/0x200
[  444.069592]  ? __switch_to_asm+0x40/0x70
[  444.073641]  ? __switch_to_asm+0x34/0x70
[  444.078033]  ? __switch_to_asm+0x40/0x70
[  444.082078]  ? __switch_to_asm+0x40/0x70
[  444.087605]  ? graph_lock+0x170/0x170
[  444.091652]  ? __switch_to_asm+0x34/0x70
[  444.096143]  ? __sched_text_start+0x8/0x8
[  444.100185]  ? __switch_to_asm+0x40/0x70
[  444.104671]  ? find_held_lock+0x36/0x1c0
[  444.108712]  ? __switch_to_asm+0x34/0x70
[  444.113200]  ? __kthread_parkme+0xce/0x1a0
[  444.117239]  ? __switch_to_asm+0x40/0x70
[  444.117254]  ? __switch_to_asm+0x40/0x70
[  444.121135]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.126228]  ? pvclock_read_flags+0x160/0x160
[  444.130274]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  444.134325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.138370]  ? lockdep_hardirqs_on+0x421/0x5c0
[  444.142417]  ? check_preemption_disabled+0x48/0x200
[  444.146272]  ? trace_hardirqs_on+0xbd/0x310
[  444.150411]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  444.154544]  ? kasan_check_read+0x11/0x20
[  444.158592]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.162642]  ? __kthread_parkme+0xce/0x1a0
[  444.166690]  ? rcu_pm_notify+0xc0/0xc0
[  444.170919]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.174967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.179011]  ? kasan_check_write+0x14/0x20
[  444.184100]  ? check_preemption_disabled+0x48/0x200
[  444.188592]  ? do_raw_spin_lock+0xc1/0x200
[  444.193691]  run_timer_softirq+0x52/0xb0
[  444.199213]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  444.203783]  ? rcu_read_lock_sched_held+0x108/0x120
[  444.208788]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.213095]  __do_softirq+0x30b/0xad8
[  444.218628]  ? __kthread_parkme+0xfb/0x1a0
[  444.222774]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  444.228029]  kthread+0x35a/0x420
[  444.232252]  ? trace_hardirqs_off_caller+0x300/0x300
[  444.236128]  ? rcu_gp_init+0x1830/0x1830
[  444.241569]  ? schedule+0x108/0x460
[  444.247086]  ? kthread_bind+0x40/0x40
[  444.251315]  ? __schedule+0x1ed0/0x1ed0
[  444.256314]  ret_from_fork+0x3a/0x50
[  444.260537]  ? trace_hardirqs_off+0xb8/0x300
[  444.264598] NMI backtrace for cpu 0
[  444.269678]  ? ___might_sleep+0x1ed/0x300
[  444.332962]  ? smpboot_thread_fn+0x68b/0xa00
[  444.337382]  ? trace_hardirqs_on+0x310/0x310
[  444.341797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.347340]  ? check_preemption_disabled+0x48/0x200
[  444.352364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.357917]  ? takeover_tasklets+0xa90/0xa90
[  444.362343]  run_ksoftirqd+0x94/0x100
[  444.366145]  smpboot_thread_fn+0x68b/0xa00
[  444.370388]  ? sort_range+0x30/0x30
[  444.374025]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  444.379132]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.384673]  ? __kthread_parkme+0xfb/0x1a0
[  444.388924]  kthread+0x35a/0x420
[  444.392292]  ? sort_range+0x30/0x30
[  444.395917]  ? kthread_bind+0x40/0x40
[  444.399730]  ret_from_fork+0x3a/0x50
[  444.403462] warn_alloc_show_mem: 1 callbacks suppressed
[  444.403474] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  444.403476] Mem-Info:
[  444.403506] active_anon:54556 inactive_anon:372 isolated_anon:0
[  444.403506]  active_file:17 inactive_file:16 isolated_file:0
[  444.403506]  unevictable:0 dirty:0 writeback:0 unstable:0
[  444.403506]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  444.403506]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  444.403506]  free:13727 free_pcp:164 free_cma:0
[  444.408859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  444.416150] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  444.418551] Call Trace:
[  444.451438] Node 0 
[  444.460796]  <IRQ>
[  444.488414] 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
[  444.490983]  dump_stack+0x1c4/0x2b4
[  444.493185] lowmem_reserve[]: 0
[  444.495341]  ? dump_stack_print_info.cold.2+0x52/0x52
[  444.520831]  2815 6318
[  444.524488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.527744]  6318
[  444.532935]  ? trace_hardirqs_off+0xb8/0x300
[  444.540945]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  444.542987] Node 0 
[  444.547404]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  444.552073] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  444.554287]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  444.559451] lowmem_reserve[]:
[  444.586004]  arch_trigger_cpumask_backtrace+0x14/0x20
[  444.591255]  0
[  444.594356]  rcu_dump_cpu_stacks+0x175/0x1c2
[  444.599530]  0
[  444.601333]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.605715]  3503
[  444.607516]  print_cpu_stall.cold.78+0x2d3/0x524
[  444.612508]  3503
[  444.614568]  ? rcu_dynticks_snap+0x30/0x30
[  444.621352]  ? lock_downgrade+0x900/0x900
[  444.621370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.625589] Node 0 
[  444.629732]  ? check_preemption_disabled+0x48/0x200
[  444.635279] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  444.637489]  ? check_preemption_disabled+0x48/0x200
[  444.642476] lowmem_reserve[]: 0
[  444.670853]  ? rcu_test_sync_prims+0x30/0x30
[  444.675857]  0
[  444.679142]  ? __lock_is_held+0xb5/0x140
[  444.683526]  0
[  444.685327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.689356]  0
[  444.691173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.696685] Node 0 
[  444.698486]  ? check_preemption_disabled+0x48/0x200
[  444.703995] DMA: 1*4kB 
[  444.706245]  rcu_check_callbacks+0xfd9/0x1990
[  444.711235] (U) 
[  444.713832]  ? rcu_cpu_stall_reset+0x220/0x220
[  444.718301] 0*8kB 
[  444.720275]  ? lock_release+0x970/0x970
[  444.724839] 0*16kB 
[  444.726989]  ? graph_lock+0x170/0x170
[  444.730935] 1*32kB (U) 
[  444.733176]  ? graph_lock+0x170/0x170
[  444.736954] 2*64kB (U) 
[  444.739546]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.743327] 1*128kB 
[  444.745907]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  444.751420] (U) 
[  444.753743]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  444.758302] 1*256kB 
[  444.760286]  ? graph_lock+0x170/0x170
[  444.766478] (U) 0*512kB 
[  444.768807]  ? timekeeping_advance+0x3cc/0xc00
[  444.772583] 1*1024kB (U) 
[  444.775260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.779821] 1*2048kB 
[  444.782571]  ? check_preemption_disabled+0x48/0x200
[  444.788090] (M) 
[  444.790505]  ? check_preemption_disabled+0x48/0x200
[  444.795503] 3*4096kB 
[  444.797478]  ? trace_hardirqs_off+0xb8/0x300
[  444.802462] (M) = 15908kB
[  444.804883]  ? __lock_is_held+0xb5/0x140
[  444.809279] Node 0 
[  444.812031]  ? trace_hardirqs_on+0x310/0x310
[  444.816066] DMA32: 3*4kB 
[  444.818315]  ? check_preemption_disabled+0x48/0x200
[  444.822703] (UM) 
[  444.825462]  ? raise_softirq+0x199/0x420
[  444.830454] 0*8kB 
[  444.832514]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  444.836553] 2*16kB 
[  444.838697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.843341] (M) 
[  444.845574]  ? check_preemption_disabled+0x48/0x200
[  444.851096] 1*32kB 
[  444.853075]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  444.858068] (M) 
[  444.860302]  ? hrtimer_run_queues+0x9a/0x400
[  444.865824] 3*64kB (UM) 
[  444.867821]  ? run_local_timers+0x19b/0x230
[  444.872204] 3*128kB (M) 
[  444.874881]  ? timer_clear_idle+0x90/0x90
[  444.879191] 2*256kB 
[  444.881854]  ? debug_smp_processor_id+0x1c/0x20
[  444.885974] (M) 3*512kB 
[  444.888309]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  444.892952] (M) 
[  444.895627]  ? account_process_tick+0x282/0x350
[  444.901572] 4*1024kB (UM) 
[  444.903560]  update_process_times+0x2d/0x70
[  444.908207] 3*2048kB 
[  444.911048]  tick_sched_handle+0x9f/0x180
[  444.915343] (M) 
[  444.917749]  tick_sched_timer+0x45/0x130
[  444.921881] 3*4096kB 
[  444.923849]  __hrtimer_run_queues+0x41c/0x10d0
[  444.927900] (M) 
[  444.930312]  ? tick_sched_do_timer+0x1a0/0x1a0
[  444.934879] = 25228kB
[  444.936843]  ? hrtimer_start_range_ns+0xe00/0xe00
[  444.941405] Node 0 
[  444.943814]  ? pvclock_read_flags+0x160/0x160
[  444.948626] Normal: 1169*4kB 
[  444.950869]  ? trace_hardirqs_on+0x310/0x310
[  444.955344] (MEH) 
[  444.958446]  ? graph_lock+0x170/0x170
[  444.962829] 563*8kB 
[  444.964980]  ? kvm_clock_read+0x18/0x30
[  444.968752] (UME) 
[  444.971077]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  444.975023] 195*16kB (ME) 
[  444.977183]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  444.982174] 41*32kB 
[  444.985019]  ? do_timer+0x50/0x50
[  444.990358] (UM) 
[  444.992688]  ? trace_hardirqs_on+0x310/0x310
[  444.996120] 3*64kB (UM) 
[  444.998196]  ? do_raw_spin_lock+0xc1/0x200
[  445.002584] 0*128kB 
[  445.005257]  hrtimer_interrupt+0x313/0x780
[  445.009461] 0*256kB 0*512kB 
[  445.011808]  smp_apic_timer_interrupt+0x1a1/0x760
[  445.016005] 0*1024kB 
[  445.019020]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.023832] 0*2048kB 0*4096kB 
[  445.026246]  ? interrupt_entry+0xb5/0xf0
[  445.032124] = 13804kB
[  445.035326]  ? trace_hardirqs_off_caller+0xbb/0x300
[  445.039373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  445.041786]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.046773] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  445.046784] 412 total pagecache pages
[  445.055622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.060299] 0 pages in swap cache
[  445.068868]  ? trace_hardirqs_off+0x300/0x300
[  445.072658] Swap cache stats: add 0, delete 0, find 0/0
[  445.077499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.080915] Free swap  = 0kB
[  445.080924] Total swap = 0kB
[  445.085420]  apic_timer_interrupt+0xf/0x20
[  445.090764] 1965979 pages RAM
[  445.095603] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  445.098591] 0 pages HighMem/MovableOnly
[  445.098600] 343324 pages reserved
[  445.101616] Code: 40 7e 0f 85 32 ff ff ff e8 e5 d2 3e ff e9 28 ff ff ff e8 fc 2f c3 ff 48 83 3d 9c 7e 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 f2 7a
[  445.105828] 0 pages cma reserved
[  445.108926] RSP: 0000:ffff8801dac071d8 EFLAGS: 00000282
[  445.114354] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  445.118227]  ORIG_RAX: ffffffffffffff13
[  445.118240] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10034a181ce
[  445.121749] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  445.140569] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  445.140583] RBP: ffff8801dac07248 R08: ffff8801a50c0e70 R09: 0000000000000002
[  445.143947] ksoftirqd/1 cpuset=
[  445.149301] R10: 0000000000000000 R11: ffff8801a50c0580 R12: ffff8801d9be7680
[  445.149314] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000282
[  445.155793] /
[  445.159781]  ? apic_timer_interrupt+0xa/0x20
[  445.167034]  mems_allowed=0
[  445.177360]  ? mark_held_locks+0xc7/0x130
[  445.222805]  __alloc_skb+0x119/0x770
[  445.226528]  ? skb_scrub_packet+0x490/0x490
[  445.230851]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  445.235440]  ? queue_work_on+0x12c/0x1e0
[  445.239514]  ? switchdev_port_obj_del+0xdc/0x450
[  445.244276]  ? switchdev_trans_item_enqueue+0x260/0x260
[  445.249650]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  445.254677]  __br_mdb_notify+0x4ff/0x15d0
[  445.258829]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  445.263941]  ? __br_mdb_add+0x800/0x800
[  445.267921]  ? kasan_check_write+0x14/0x20
[  445.272163]  ? do_raw_spin_lock+0xc1/0x200
[  445.276405]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  445.281518]  ? debug_object_assert_init+0x368/0x4b0
[  445.286537]  ? debug_object_init_on_stack+0x20/0x20
[  445.291555]  ? graph_lock+0x170/0x170
[  445.295360]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.300915]  br_mdb_notify+0x310/0x410
[  445.304811]  ? br_mdb_dump+0x2530/0x2530
[  445.308889]  br_multicast_del_pg+0x3df/0x790
[  445.313310]  ? br_mdb_ip_get+0x940/0x940
[  445.317384]  ? kasan_check_write+0x14/0x20
[  445.321622]  ? do_raw_spin_lock+0xc1/0x200
[  445.325892]  br_multicast_port_group_expired+0x189/0x1e0
[  445.331352]  call_timer_fn+0x272/0x920
[  445.335245]  ? br_multicast_del_pg+0x790/0x790
[  445.339828]  ? process_timeout+0x40/0x40
[  445.343885]  ? find_held_lock+0x36/0x1c0
[  445.347957]  ? __run_timers+0x7da/0xc70
[  445.351933]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.356432]  ? _raw_spin_unlock_irq+0x27/0x80
[  445.360924]  ? br_multicast_del_pg+0x790/0x790
[  445.365507]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  445.370091]  ? trace_hardirqs_on+0xbd/0x310
[  445.374418]  ? kasan_check_read+0x11/0x20
[  445.378570]  ? __run_timers+0x7da/0xc70
[  445.382570]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.388028]  ? br_multicast_del_pg+0x790/0x790
[  445.392630]  ? br_multicast_del_pg+0x790/0x790
[  445.397213]  __run_timers+0x7e5/0xc70
[  445.401030]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  445.406401]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  445.411420]  ? graph_lock+0x170/0x170
[  445.415228]  ? enqueue_hrtimer+0x1a5/0x560
[  445.419467]  ? lock_release+0x970/0x970
[  445.423443]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  445.428646]  ? find_held_lock+0x36/0x1c0
[  445.432717]  ? graph_lock+0x170/0x170
[  445.436519]  ? pvclock_read_flags+0x160/0x160
[  445.441027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.446562]  ? check_preemption_disabled+0x48/0x200
[  445.451592]  ? __lock_is_held+0xb5/0x140
[  445.455659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.461193]  ? check_preemption_disabled+0x48/0x200
[  445.466224]  run_timer_softirq+0x52/0xb0
[  445.470294]  ? rcu_read_lock_sched_held+0x108/0x120
[  445.475312]  __do_softirq+0x30b/0xad8
[  445.479153]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  445.484265]  ? pvclock_read_flags+0x160/0x160
[  445.488761]  ? lapic_next_event+0x5a/0x90
[  445.492913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.498452]  ? check_preemption_disabled+0x48/0x200
[  445.503468]  ? check_preemption_disabled+0x48/0x200
[  445.508490]  ? kvm_clock_read+0x18/0x30
[  445.512469]  ? kvm_sched_clock_read+0x9/0x20
[  445.516883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.522424]  ? check_preemption_disabled+0x48/0x200
[  445.527455]  irq_exit+0x17f/0x1c0
[  445.530913]  smp_apic_timer_interrupt+0x1cb/0x760
[  445.535754]  ? smp_reschedule_interrupt+0x109/0x650
[  445.540773]  ? smp_call_function_single_interrupt+0x650/0x650
[  445.546679]  ? interrupt_entry+0xb5/0xf0
[  445.550743]  ? trace_hardirqs_off_caller+0xbb/0x300
[  445.555761]  ? trace_hardirqs_off_caller+0xbb/0x300
[  445.560780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.565627]  ? trace_hardirqs_off+0x300/0x300
[  445.570126]  ? trace_hardirqs_off+0x300/0x300
[  445.574628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.580165]  ? check_preemption_disabled+0x48/0x200
[  445.585183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.590728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.595583]  apic_timer_interrupt+0xf/0x20
[  445.599814]  </IRQ>
[  445.602055] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  445.606985] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  445.625892] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  445.633625] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  445.640896] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  445.648162] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  445.655432] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  445.662704] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  445.670031]  skb_clone+0x1bb/0x500
[  445.673573]  ? skb_split+0x11e0/0x11e0
[  445.677458]  ? check_preemption_disabled+0x48/0x200
[  445.682478]  ? __this_cpu_preempt_check+0x1c/0x1f
[  445.687325]  ? __bpf_redirect+0x54b/0xb20
[  445.691486]  bpf_clone_redirect+0xb9/0x490
[  445.695730]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  445.700751]  ? __sched_text_start+0x8/0x8
[  445.704905]  ? retint_kernel+0x2d/0x2d
[  445.708806]  ? find_held_lock+0x36/0x1c0
[  445.712879]  ? lock_acquire+0x1ed/0x520
[  445.716855]  ? bpf_test_run+0x32e/0x5a0
[  445.720832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.726368]  ? check_preemption_disabled+0x48/0x200
[  445.731409]  ? kasan_check_read+0x11/0x20
[  445.735561]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.740848]  ? rcu_bh_qs+0xc0/0xc0
[  445.744404]  ? preempt_schedule+0x4d/0x60
[  445.748561]  ? ___preempt_schedule+0x16/0x18
[  445.752998]  ? bpf_test_run+0x1c0/0x5a0
[  445.757000]  ? netlink_diag_dump+0x2a0/0x2a0
[  445.761419]  ? bpf_prog_test_run_skb+0x295/0xb40
[  445.766187]  ? bpf_prog_test_run_skb+0x634/0xb40
[  445.770984]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  445.775840]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  445.781396]  ? fput+0x130/0x1a0
[  445.784685]  ? __bpf_prog_get+0x9b/0x290
[  445.788780]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  445.793642]  ? bpf_prog_test_run+0x130/0x1a0
[  445.798070]  ? __x64_sys_bpf+0x3d8/0x510
[  445.802145]  ? bpf_prog_get+0x20/0x20
[  445.805973]  ? do_syscall_64+0x1b9/0x820
[  445.810045]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  445.815428]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.820368]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.825232]  ? trace_hardirqs_off+0x300/0x300
[  445.829739]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  445.834764]  ? prepare_exit_to_usermode+0x291/0x3b0
[  445.839800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.844657]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  445.850054] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  445.850599] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  445.856916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  445.856927] Call Trace:
[  445.867429] syz-executor1 cpuset=
[  445.876806]  dump_stack+0x1c4/0x2b4
[  445.879368] syz1
[  445.882821]  ? dump_stack_print_info.cold.2+0x52/0x52
[  445.886449]  mems_allowed=0
[  445.888431]  warn_alloc.cold.118+0xb7/0x1bd
[  445.901332]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  445.906181]  ? lock_downgrade+0x900/0x900
[  445.910339]  ? trace_hardirqs_off+0xb8/0x300
[  445.914754]  ? trace_hardirqs_off+0xb8/0x300
[  445.919173]  __alloc_pages_slowpath+0x2667/0x2d80
[  445.924049]  ? warn_alloc+0x120/0x120
[  445.927857]  ? warn_alloc+0x120/0x120
[  445.931666]  ? print_usage_bug+0xc0/0xc0
[  445.935731]  ? warn_alloc+0x120/0x120
[  445.939537]  ? print_usage_bug+0xc0/0xc0
[  445.943602]  ? __lock_acquire+0x7ec/0x4ec0
[  445.947836]  ? __lock_acquire+0x7ec/0x4ec0
[  445.952079]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.957622]  ? should_fail+0x22d/0xd01
[  445.961514]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.966617]  ? __lock_acquire+0x7ec/0x4ec0
[  445.970861]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.975968]  ? __lock_acquire+0x7ec/0x4ec0
[  445.980204]  ? should_fail+0x22d/0xd01
[  445.984280]  ? mark_held_locks+0x130/0x130
[  445.988525]  ? mark_held_locks+0x130/0x130
[  445.992765]  ? graph_lock+0x170/0x170
[  445.996569]  ? graph_lock+0x170/0x170
[  446.000903]  ? graph_lock+0x170/0x170
[  446.004707]  ? print_usage_bug+0xc0/0xc0
[  446.008770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.014310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.019846]  ? check_preemption_disabled+0x48/0x200
[  446.024868]  ? check_preemption_disabled+0x48/0x200
[  446.029909]  ? __lock_is_held+0xb5/0x140
[  446.033984]  __alloc_pages_nodemask+0xa80/0xde0
[  446.038663]  ? graph_lock+0x170/0x170
[  446.042469]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  446.047483]  ? graph_lock+0x170/0x170
[  446.051296]  ? find_held_lock+0x36/0x1c0
[  446.055367]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.060039]  ? lock_downgrade+0x900/0x900
[  446.064198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.069745]  cache_grow_begin+0x91/0x8c0
[  446.073811]  ? do_raw_spin_unlock+0xa7/0x2f0
[  446.078234]  fallback_alloc+0x203/0x2e0
[  446.082216]  ____cache_alloc_node+0x1c7/0x1e0
[  446.086719]  kmem_cache_alloc_node+0xe3/0x730
[  446.091217]  ? ipv6_get_ifaddr+0x42e/0x620
[  446.095470]  __alloc_skb+0x119/0x770
[  446.099188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  446.104479]  ? skb_scrub_packet+0x490/0x490
[  446.108802]  ? lock_downgrade+0x900/0x900
[  446.112960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.118507]  ? refcount_sub_and_test_checked+0x203/0x310
[  446.123969]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  446.129427]  ? addrconf_rs_timer+0x6f0/0x6f0
[  446.133850]  ndisc_alloc_skb+0x144/0x340
[  446.137929]  ndisc_send_rs+0x331/0x6e0
[  446.141835]  addrconf_rs_timer+0x3c0/0x6f0
[  446.146078]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.150337]  call_timer_fn+0x272/0x920
[  446.154256]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.158495]  ? process_timeout+0x40/0x40
[  446.162559]  ? find_held_lock+0x36/0x1c0
[  446.166635]  ? __run_timers+0x7da/0xc70
[  446.170618]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.175119]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.179623]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.183860]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  446.188454]  ? trace_hardirqs_on+0xbd/0x310
[  446.192777]  ? kasan_check_read+0x11/0x20
[  446.196930]  ? __run_timers+0x7da/0xc70
[  446.200912]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  446.206374]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.210614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.214859]  __run_timers+0x7e5/0xc70
[  446.218682]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  446.224051]  ? compat_start_thread+0x80/0x80
[  446.228470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.234029]  ? _raw_spin_unlock_irq+0x60/0x80
[  446.238565]  ? finish_task_switch+0x1f5/0x900
[  446.243069]  ? finish_task_switch+0x1b5/0x900
[  446.247590]  ? __switch_to_asm+0x34/0x70
[  446.251660]  ? preempt_notifier_register+0x200/0x200
[  446.256771]  ? __switch_to_asm+0x34/0x70
[  446.260832]  ? __switch_to_asm+0x40/0x70
[  446.264897]  ? __switch_to_asm+0x34/0x70
[  446.268960]  ? __switch_to_asm+0x40/0x70
[  446.273035]  ? __switch_to_asm+0x34/0x70
[  446.277098]  ? __switch_to_asm+0x40/0x70
[  446.281169]  ? __switch_to_asm+0x40/0x70
[  446.285249]  ? pvclock_read_flags+0x160/0x160
[  446.289749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.295319]  ? check_preemption_disabled+0x48/0x200
[  446.300350]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  446.305899]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  446.311188]  ? rcu_pm_notify+0xc0/0xc0
[  446.315082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.320628]  ? check_preemption_disabled+0x48/0x200
[  446.325662]  run_timer_softirq+0x52/0xb0
[  446.329727]  ? rcu_read_lock_sched_held+0x108/0x120
[  446.334751]  __do_softirq+0x30b/0xad8
[  446.338572]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  446.343712]  ? trace_hardirqs_off_caller+0x300/0x300
[  446.348836]  ? schedule+0x108/0x460
[  446.352471]  ? __schedule+0x1ed0/0x1ed0
[  446.356458]  ? trace_hardirqs_off+0xb8/0x300
[  446.360879]  ? ___might_sleep+0x1ed/0x300
[  446.365033]  ? smpboot_thread_fn+0x68b/0xa00
[  446.369444]  ? trace_hardirqs_on+0x310/0x310
[  446.373858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.379420]  ? check_preemption_disabled+0x48/0x200
[  446.384446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.389995]  ? takeover_tasklets+0xa90/0xa90
[  446.394411]  run_ksoftirqd+0x94/0x100
[  446.398217]  smpboot_thread_fn+0x68b/0xa00
[  446.402457]  ? sort_range+0x30/0x30
[  446.406084]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  446.411217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.416758]  ? __kthread_parkme+0xfb/0x1a0
[  446.420997]  kthread+0x35a/0x420
[  446.424361]  ? sort_range+0x30/0x30
[  446.427988]  ? kthread_bind+0x40/0x40
[  446.431793]  ret_from_fork+0x3a/0x50
[  446.435518] Mem-Info:
[  446.435531] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  446.435543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.437956] active_anon:54556 inactive_anon:372 isolated_anon:0
[  446.437956]  active_file:17 inactive_file:16 isolated_file:0
[  446.437956]  unevictable:0 dirty:0 writeback:0 unstable:0
[  446.437956]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  446.437956]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  446.437956]  free:13727 free_pcp:164 free_cma:0
[  446.445224] Call Trace:
[  446.454627] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  446.487496]  <IRQ>
[  446.490076] Node 0 
[  446.517699]  dump_stack+0x1c4/0x2b4
[  446.519858] 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
[  446.522080]  ? dump_stack_print_info.cold.2+0x52/0x52
[  446.525686] lowmem_reserve[]:
[  446.551231]  warn_alloc.cold.118+0xb7/0x1bd
[  446.556404]  0
[  446.559507]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.563803]  2815
[  446.565618]  ? lock_downgrade+0x900/0x900
[  446.570434]  6318
[  446.572500]  ? trace_hardirqs_off+0xb8/0x300
[  446.576622]  6318
[  446.578688]  ? trace_hardirqs_off+0xb8/0x300
[  446.585144]  __alloc_pages_slowpath+0x2667/0x2d80
[  446.589522] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  446.594399]  ? warn_alloc+0x120/0x120
[  446.621543] lowmem_reserve[]: 0
[  446.625369]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  446.625386]  0
[  446.628658]  ? warn_alloc+0x120/0x120
[  446.633660]  3503
[  446.635465]  ? print_usage_bug+0xc0/0xc0
[  446.639237]  3503
[  446.641308]  ? warn_alloc+0x120/0x120
[  446.645346] Node 0 
[  446.647412]  ? print_usage_bug+0xc0/0xc0
[  446.651218] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  446.653427]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  446.657467] lowmem_reserve[]:
[  446.685851]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.691020]  0
[  446.694135]  ? should_fail+0x22d/0xd01
[  446.699639]  0 0
[  446.701459]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.705306]  0
[  446.707289]  ? __lock_acquire+0x7ec/0x4ec0
[  446.712369] Node 0 
[  446.714176]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.718378] DMA: 1*4kB 
[  446.720626]  ? should_fail+0x22d/0xd01
[  446.725705] (U) 
[  446.728301]  ? mark_held_locks+0x130/0x130
[  446.732151] 0*8kB 0*16kB 
[  446.734136]  ? mark_held_locks+0x130/0x130
[  446.738339] 1*32kB (U) 
[  446.741116]  ? print_usage_bug+0xc0/0xc0
[  446.745325] 2*64kB 
[  446.747911]  ? find_held_lock+0x36/0x1c0
[  446.751951] (U) 
[  446.754190]  ? graph_lock+0x170/0x170
[  446.758229] 1*128kB 
[  446.760203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.763977] (U) 
[  446.766301]  ? check_preemption_disabled+0x48/0x200
[  446.771818] 1*256kB 
[  446.773799]  ? check_preemption_disabled+0x48/0x200
[  446.778788] (U) 0*512kB 
[  446.781141]  ? __lock_is_held+0xb5/0x140
[  446.786135] 1*1024kB 
[  446.788817]  __alloc_pages_nodemask+0xa80/0xde0
[  446.792854] (U) 
[  446.795269]  ? graph_lock+0x170/0x170
[  446.800104] 1*2048kB (M) 
[  446.802115]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  446.805881] 3*4096kB 
[  446.808641]  ? graph_lock+0x170/0x170
[  446.813639] (M) 
[  446.816068]  ? find_held_lock+0x36/0x1c0
[  446.819836] = 15908kB
[  446.821825]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.825858] Node 0 
[  446.828283]  ? lock_downgrade+0x900/0x900
[  446.832938] DMA32: 
[  446.835182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.839301] 3*4kB 
[  446.841549]  cache_grow_begin+0x91/0x8c0
[  446.847062] (UM) 
[  446.849224]  ? do_raw_spin_unlock+0xa7/0x2f0
[  446.853254] 0*8kB 
[  446.855321]  fallback_alloc+0x203/0x2e0
[  446.859700] 2*16kB 
[  446.861852]  ____cache_alloc_node+0x1c7/0x1e0
[  446.865796] (M) 
[  446.868033]  kmem_cache_alloc_node+0xe3/0x730
[  446.872503] 1*32kB 
[  446.874481]  ? mark_held_locks+0xc7/0x130
[  446.878949] (M) 
[  446.881191]  __alloc_skb+0x119/0x770
[  446.885303] 3*64kB (UM) 
[  446.887290]  ? skb_scrub_packet+0x490/0x490
[  446.890972] 3*128kB (M) 
[  446.893658]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  446.897956] 2*256kB 
[  446.900623]  ? queue_work_on+0x12c/0x1e0
[  446.905179] (M) 
[  446.907535]  ? switchdev_port_obj_del+0xdc/0x450
[  446.911570] 3*512kB 
[  446.913543]  ? switchdev_trans_item_enqueue+0x260/0x260
[  446.918274] (M) 
[  446.920598]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  446.925939] 4*1024kB 
[  446.927911]  __br_mdb_notify+0x4ff/0x15d0
[  446.932902] (UM) 
[  446.935312]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  446.939431] 3*2048kB (M) 
[  446.941510]  ? __br_mdb_add+0x800/0x800
[  446.946580] 3*4096kB 
[  446.949335]  ? kasan_check_write+0x14/0x20
[  446.953287] (M) 
[  446.955700]  ? do_raw_spin_lock+0xc1/0x200
[  446.959914] = 25228kB
[  446.961898]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  446.966115] Node 0 
[  446.968525]  ? debug_object_assert_init+0x368/0x4b0
[  446.973606] Normal: 
[  446.975838]  ? debug_object_init_on_stack+0x20/0x20
[  446.980844] 1169*4kB 
[  446.983173]  ? graph_lock+0x170/0x170
[  446.988164] (MEH) 
[  446.990582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.994360] 563*8kB 
[  446.996518]  br_mdb_notify+0x310/0x410
[  447.002023] (UME) 
[  447.004348]  ? br_mdb_dump+0x2530/0x2530
[  447.008218] 195*16kB (ME) 
[  447.010399]  br_multicast_del_pg+0x3df/0x790
[  447.014416] 41*32kB (UM) 
[  447.017274]  ? br_mdb_ip_get+0x940/0x940
[  447.021661] 3*64kB 
[  447.024424]  ? kasan_check_write+0x14/0x20
[  447.028463] (UM) 
[  447.030697]  ? do_raw_spin_lock+0xc1/0x200
[  447.034910] 0*128kB 
[  447.036978]  br_multicast_port_group_expired+0x189/0x1e0
[  447.041185] 0*256kB 
[  447.043511]  call_timer_fn+0x272/0x920
[  447.048936] 0*512kB 0*1024kB 
[  447.051274]  ? br_multicast_del_pg+0x790/0x790
[  447.055143] 0*2048kB 
[  447.058246]  ? process_timeout+0x40/0x40
[  447.062804] 0*4096kB 
[  447.065211]  ? find_held_lock+0x36/0x1c0
[  447.069249] = 13804kB
[  447.071661]  ? __run_timers+0x7da/0xc70
[  447.075698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  447.078113]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.082066] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  447.090903]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.095382] 412 total pagecache pages
[  447.103969]  ? br_multicast_del_pg+0x790/0x790
[  447.108453] 0 pages in swap cache
[  447.112271]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  447.116837] Swap cache stats: add 0, delete 0, find 0/0
[  447.120289]  ? trace_hardirqs_on+0xbd/0x310
[  447.124858] Free swap  = 0kB
[  447.130213]  ? kasan_check_read+0x11/0x20
[  447.130232]  ? __run_timers+0x7da/0xc70
[  447.134529] Total swap = 0kB
[  447.134538] 1965979 pages RAM
[  447.137558]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.141682] 0 pages HighMem/MovableOnly
[  447.141691] 343324 pages reserved
[  447.145671]  ? br_multicast_del_pg+0x790/0x790
[  447.148663] 0 pages cma reserved
[  447.151770]  ? br_multicast_del_pg+0x790/0x790
[  447.157377] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  447.161267]  __run_timers+0x7e5/0xc70
[  447.164829] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.169290]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  447.172628] ksoftirqd/1 cpuset=
[  447.177226]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  447.183692] /
[  447.187489]  ? graph_lock+0x170/0x170
[  447.197786]  mems_allowed=0
[  447.203153]  ? enqueue_hrtimer+0x1a5/0x560
[  447.224055]  ? lock_release+0x970/0x970
[  447.228039]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  447.233245]  ? find_held_lock+0x36/0x1c0
[  447.237312]  ? graph_lock+0x170/0x170
[  447.241120]  ? pvclock_read_flags+0x160/0x160
[  447.245622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.251161]  ? check_preemption_disabled+0x48/0x200
[  447.256200]  ? __lock_is_held+0xb5/0x140
[  447.260383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.265927]  ? check_preemption_disabled+0x48/0x200
[  447.270961]  run_timer_softirq+0x52/0xb0
[  447.275028]  ? rcu_read_lock_sched_held+0x108/0x120
[  447.280056]  __do_softirq+0x30b/0xad8
[  447.283872]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  447.288989]  ? pvclock_read_flags+0x160/0x160
[  447.293509]  ? lapic_next_event+0x5a/0x90
[  447.297662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.303199]  ? check_preemption_disabled+0x48/0x200
[  447.308236]  ? check_preemption_disabled+0x48/0x200
[  447.313266]  ? kvm_clock_read+0x18/0x30
[  447.317246]  ? kvm_sched_clock_read+0x9/0x20
[  447.321658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.327201]  ? check_preemption_disabled+0x48/0x200
[  447.332257]  irq_exit+0x17f/0x1c0
[  447.335716]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.340565]  ? smp_reschedule_interrupt+0x109/0x650
[  447.345587]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.351474]  ? interrupt_entry+0xb5/0xf0
[  447.355542]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.360557]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.365581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.370434]  ? trace_hardirqs_off+0x300/0x300
[  447.374930]  ? trace_hardirqs_off+0x300/0x300
[  447.379430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.384967]  ? check_preemption_disabled+0x48/0x200
[  447.389983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.395532]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.400399]  apic_timer_interrupt+0xf/0x20
[  447.404634]  </IRQ>
[  447.406889] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  447.411821] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  447.430741] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  447.438469] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  447.445753] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  447.453053] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  447.460334] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  447.467614] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  447.474943]  skb_clone+0x1bb/0x500
[  447.478497]  ? skb_split+0x11e0/0x11e0
[  447.482397]  ? check_preemption_disabled+0x48/0x200
[  447.487425]  ? __this_cpu_preempt_check+0x1c/0x1f
[  447.492273]  ? __bpf_redirect+0x54b/0xb20
[  447.496438]  bpf_clone_redirect+0xb9/0x490
[  447.500683]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  447.505705]  ? __sched_text_start+0x8/0x8
[  447.509864]  ? retint_kernel+0x2d/0x2d
[  447.513765]  ? find_held_lock+0x36/0x1c0
[  447.517835]  ? lock_acquire+0x1ed/0x520
[  447.521809]  ? bpf_test_run+0x32e/0x5a0
[  447.525815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.531360]  ? check_preemption_disabled+0x48/0x200
[  447.536398]  ? kasan_check_read+0x11/0x20
[  447.540552]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.545840]  ? rcu_bh_qs+0xc0/0xc0
[  447.549419]  ? preempt_schedule+0x4d/0x60
[  447.553573]  ? ___preempt_schedule+0x16/0x18
[  447.557995]  ? bpf_test_run+0x1c0/0x5a0
[  447.561989]  ? netlink_diag_dump+0x2a0/0x2a0
[  447.566410]  ? bpf_prog_test_run_skb+0x295/0xb40
[  447.571175]  ? bpf_prog_test_run_skb+0x634/0xb40
[  447.575944]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  447.580792]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  447.586342]  ? fput+0x130/0x1a0
[  447.589635]  ? __bpf_prog_get+0x9b/0x290
[  447.593707]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  447.598550]  ? bpf_prog_test_run+0x130/0x1a0
[  447.602967]  ? __x64_sys_bpf+0x3d8/0x510
[  447.607034]  ? bpf_prog_get+0x20/0x20
[  447.610857]  ? do_syscall_64+0x1b9/0x820
[  447.614925]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  447.620326]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.625267]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.630129]  ? trace_hardirqs_off+0x300/0x300
[  447.634638]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  447.639671]  ? prepare_exit_to_usermode+0x291/0x3b0
[  447.644702]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.649564]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  447.654955] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  447.655157] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.661827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  447.672315] syz-executor1 cpuset=
[  447.681674] Call Trace:
[  447.681703]  dump_stack+0x1c4/0x2b4
[  447.685138] syz1
[  447.687725]  ? dump_stack_print_info.cold.2+0x52/0x52
[  447.691320]  mems_allowed=0
[  447.701438]  warn_alloc.cold.118+0xb7/0x1bd
[  447.705770]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  447.710620]  ? lock_downgrade+0x900/0x900
[  447.714783]  ? trace_hardirqs_off+0xb8/0x300
[  447.719205]  ? trace_hardirqs_off+0xb8/0x300
[  447.723635]  __alloc_pages_slowpath+0x2667/0x2d80
[  447.728519]  ? warn_alloc+0x120/0x120
[  447.732327]  ? warn_alloc+0x120/0x120
[  447.736141]  ? print_usage_bug+0xc0/0xc0
[  447.740209]  ? warn_alloc+0x120/0x120
[  447.744024]  ? print_usage_bug+0xc0/0xc0
[  447.748099]  ? __lock_acquire+0x7ec/0x4ec0
[  447.752337]  ? __lock_acquire+0x7ec/0x4ec0
[  447.756577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.762120]  ? should_fail+0x22d/0xd01
[  447.766018]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.771130]  ? __lock_acquire+0x7ec/0x4ec0
[  447.775373]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.780478]  ? __lock_acquire+0x7ec/0x4ec0
[  447.784717]  ? should_fail+0x22d/0xd01
[  447.788604]  ? print_usage_bug+0xc0/0xc0
[  447.792704]  ? mark_held_locks+0x130/0x130
[  447.796947]  ? mark_held_locks+0x130/0x130
[  447.801194]  ? graph_lock+0x170/0x170
[  447.804998]  ? print_usage_bug+0xc0/0xc0
[  447.809065]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  447.813827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.819385]  ? check_preemption_disabled+0x48/0x200
[  447.824429]  ? check_preemption_disabled+0x48/0x200
[  447.829466]  ? __lock_is_held+0xb5/0x140
[  447.833546]  __alloc_pages_nodemask+0xa80/0xde0
[  447.838235]  ? graph_lock+0x170/0x170
[  447.842052]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  447.847082]  ? graph_lock+0x170/0x170
[  447.850904]  ? find_held_lock+0x36/0x1c0
[  447.854986]  ? ____cache_alloc_node+0x1c7/0x1e0
[  447.859660]  ? lock_downgrade+0x900/0x900
[  447.863824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.869373]  cache_grow_begin+0x91/0x8c0
[  447.873446]  ? do_raw_spin_unlock+0xa7/0x2f0
[  447.877878]  fallback_alloc+0x203/0x2e0
[  447.881866]  ____cache_alloc_node+0x1c7/0x1e0
[  447.886384]  kmem_cache_alloc_node+0xe3/0x730
[  447.891218]  ? ipv6_get_ifaddr+0x42e/0x620
[  447.895465]  __alloc_skb+0x119/0x770
[  447.899181]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.904465]  ? skb_scrub_packet+0x490/0x490
[  447.908790]  ? lock_downgrade+0x900/0x900
[  447.912953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.918523]  ? refcount_sub_and_test_checked+0x203/0x310
[  447.924051]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  447.929535]  ? addrconf_rs_timer+0x6f0/0x6f0
[  447.933984]  ndisc_alloc_skb+0x144/0x340
[  447.938088]  ndisc_send_rs+0x331/0x6e0
[  447.942041]  addrconf_rs_timer+0x3c0/0x6f0
[  447.946287]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.950540]  call_timer_fn+0x272/0x920
[  447.954435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.958680]  ? process_timeout+0x40/0x40
[  447.962749]  ? find_held_lock+0x36/0x1c0
[  447.966824]  ? __run_timers+0x7da/0xc70
[  447.970824]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.975327]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.979833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.984116]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  447.988727]  ? trace_hardirqs_on+0xbd/0x310
[  447.993070]  ? kasan_check_read+0x11/0x20
[  447.997243]  ? __run_timers+0x7da/0xc70
[  448.001719]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.007220]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  448.011481]  __run_timers+0x7e5/0xc70
[  448.015318]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  448.020701]  ? compat_start_thread+0x80/0x80
[  448.025135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.030701]  ? _raw_spin_unlock_irq+0x60/0x80
[  448.035217]  ? finish_task_switch+0x1f5/0x900
[  448.039729]  ? finish_task_switch+0x1b5/0x900
[  448.044237]  ? __switch_to_asm+0x34/0x70
[  448.048312]  ? preempt_notifier_register+0x200/0x200
[  448.053426]  ? __switch_to_asm+0x34/0x70
[  448.057490]  ? __switch_to_asm+0x40/0x70
[  448.061551]  ? __switch_to_asm+0x34/0x70
[  448.065623]  ? __switch_to_asm+0x40/0x70
[  448.069697]  ? __switch_to_asm+0x34/0x70
[  448.073767]  ? __switch_to_asm+0x40/0x70
[  448.077837]  ? __switch_to_asm+0x40/0x70
[  448.081942]  ? pvclock_read_flags+0x160/0x160
[  448.086445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.091992]  ? check_preemption_disabled+0x48/0x200
[  448.097031]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  448.102579]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  448.107869]  ? rcu_pm_notify+0xc0/0xc0
[  448.111773]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.117328]  ? check_preemption_disabled+0x48/0x200
[  448.122364]  run_timer_softirq+0x52/0xb0
[  448.126433]  ? rcu_read_lock_sched_held+0x108/0x120
[  448.131461]  __do_softirq+0x30b/0xad8
[  448.135282]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  448.140412]  ? trace_hardirqs_off_caller+0x300/0x300
[  448.145537]  ? schedule+0x108/0x460
[  448.149180]  ? __schedule+0x1ed0/0x1ed0
[  448.153167]  ? trace_hardirqs_off+0xb8/0x300
[  448.157587]  ? ___might_sleep+0x1ed/0x300
[  448.161737]  ? smpboot_thread_fn+0x68b/0xa00
[  448.166158]  ? trace_hardirqs_on+0x310/0x310
[  448.170574]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.176128]  ? check_preemption_disabled+0x48/0x200
[  448.181204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.186773]  ? takeover_tasklets+0xa90/0xa90
[  448.191189]  run_ksoftirqd+0x94/0x100
[  448.194997]  smpboot_thread_fn+0x68b/0xa00
[  448.199273]  ? sort_range+0x30/0x30
[  448.202912]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.208049]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.213609]  ? __kthread_parkme+0xfb/0x1a0
[  448.217907]  kthread+0x35a/0x420
[  448.221333]  ? sort_range+0x30/0x30
[  448.224971]  ? kthread_bind+0x40/0x40
[  448.228790]  ret_from_fork+0x3a/0x50
[  448.232538] warn_alloc_show_mem: 1 callbacks suppressed
[  448.232550] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  448.232552] Mem-Info:
[  448.232582] active_anon:54556 inactive_anon:372 isolated_anon:0
[  448.232582]  active_file:17 inactive_file:16 isolated_file:0
[  448.232582]  unevictable:0 dirty:0 writeback:0 unstable:0
[  448.232582]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  448.232582]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  448.232582]  free:13727 free_pcp:164 free_cma:0
[  448.237940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  448.245243] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  448.247654] Call Trace:
[  448.280547] Node 0 
[  448.289936]  <IRQ>
[  448.317559] 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
[  448.320136]  dump_stack+0x1c4/0x2b4
[  448.322349] lowmem_reserve[]:
[  448.324505]  ? dump_stack_print_info.cold.2+0x52/0x52
[  448.349989]  0 2815
[  448.353646]  warn_alloc.cold.118+0xb7/0x1bd
[  448.356712]  6318
[  448.361907]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  448.364119]  6318
[  448.368441]  ? lock_downgrade+0x900/0x900
[  448.370495] Node 0 
[  448.375345]  ? trace_hardirqs_off+0xb8/0x300
[  448.377454] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  448.381578]  ? trace_hardirqs_off+0xb8/0x300
[  448.383790] lowmem_reserve[]:
[  448.388205]  __alloc_pages_slowpath+0x2667/0x2d80
[  448.414726]  0 0
[  448.419207]  ? warn_alloc+0x120/0x120
[  448.422266]  3503
[  448.427131]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.429086]  3503
[  448.432896]  ? warn_alloc+0x120/0x120
[  448.432915]  ? print_usage_bug+0xc0/0xc0
[  448.434966] Node 0 
[  448.439989]  ? warn_alloc+0x120/0x120
[  448.442069] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  448.445852]  ? print_usage_bug+0xc0/0xc0
[  448.449890] lowmem_reserve[]: 0
[  448.452162]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  448.455941]  0
[  448.484334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.488377]  0 0
[  448.488395] Node 0 
[  448.491678]  ? should_fail+0x22d/0xd01
[  448.496843] DMA: 
[  448.498646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.504162] 1*4kB 
[  448.506152]  ? __lock_acquire+0x7ec/0x4ec0
[  448.508358] (U) 
[  448.512253]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.514313] 0*8kB 
[  448.519433]  ? should_fail+0x22d/0xd01
[  448.521565] 0*16kB 
[  448.525806]  ? mark_held_locks+0x130/0x130
[  448.527752] 1*32kB 
[  448.532869]  ? mark_held_locks+0x130/0x130
[  448.535006] (U) 
[  448.538900]  ? print_usage_bug+0xc0/0xc0
[  448.538922]  ? find_held_lock+0x36/0x1c0
[  448.541138] 2*64kB 
[  448.545394]  ? graph_lock+0x170/0x170
[  448.547603] (U) 
[  448.551851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.553816] 1*128kB 
[  448.557899]  ? check_preemption_disabled+0x48/0x200
[  448.561947] (U) 1*256kB 
[  448.564209]  ? check_preemption_disabled+0x48/0x200
[  448.567989] (U) 
[  448.569974]  ? __lock_is_held+0xb5/0x140
[  448.575477] 0*512kB 1*1024kB 
[  448.577823]  __alloc_pages_nodemask+0xa80/0xde0
[  448.582809] (U) 
[  448.585487]  ? graph_lock+0x170/0x170
[  448.590478] 1*2048kB 
[  448.592456]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  448.596501] (M) 
[  448.599607]  ? graph_lock+0x170/0x170
[  448.604254] 3*4096kB 
[  448.606250]  ? find_held_lock+0x36/0x1c0
[  448.610012] (M) 
[  448.612422]  ? ____cache_alloc_node+0x1c7/0x1e0
[  448.617423] = 15908kB
[  448.619411]  ? lock_downgrade+0x900/0x900
[  448.623184] Node 0 
[  448.625597]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.629642] DMA32: 
[  448.631631]  cache_grow_begin+0x91/0x8c0
[  448.636280] 3*4kB 
[  448.638698]  ? do_raw_spin_unlock+0xa7/0x2f0
[  448.642823] (UM) 
[  448.645070]  fallback_alloc+0x203/0x2e0
[  448.650575] 0*8kB 2*16kB 
[  448.652858]  ____cache_alloc_node+0x1c7/0x1e0
[  448.656891] (M) 
[  448.659053]  kmem_cache_alloc_node+0xe3/0x730
[  448.663435] 1*32kB 
[  448.665499]  ? mark_held_locks+0xc7/0x130
[  448.669447] (M) 
[  448.672222]  __alloc_skb+0x119/0x770
[  448.676701] 3*64kB 
[  448.678680]  ? skb_scrub_packet+0x490/0x490
[  448.683147] (UM) 
[  448.685392]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  448.689515] 3*128kB (M) 
[  448.691511]  ? queue_work_on+0x12c/0x1e0
[  448.695225] 2*256kB 
[  448.697463]  ? switchdev_port_obj_del+0xdc/0x450
[  448.701762] (M) 
[  448.703837]  ? switchdev_trans_item_enqueue+0x260/0x260
[  448.708398] 3*512kB 
[  448.711087]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.715119] (M) 
[  448.717480]  __br_mdb_notify+0x4ff/0x15d0
[  448.722256] 4*1024kB (UM) 
[  448.724253]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  448.729594] 3*2048kB 
[  448.731925]  ? __br_mdb_add+0x800/0x800
[  448.736904] (M) 3*4096kB 
[  448.738895]  ? kasan_check_write+0x14/0x20
[  448.743028] (M) 
[  448.745882]  ? do_raw_spin_lock+0xc1/0x200
[  448.750962] = 25228kB
[  448.750972] Node 0 
[  448.753402]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.757334] Normal: 1169*4kB 
[  448.760121]  ? debug_object_assert_init+0x368/0x4b0
[  448.764331] (MEH) 
[  448.766317]  ? debug_object_init_on_stack+0x20/0x20
[  448.770529] 563*8kB 
[  448.772932]  ? graph_lock+0x170/0x170
[  448.772952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.775168] (UME) 
[  448.780278]  br_mdb_notify+0x310/0x410
[  448.783356] 195*16kB 
[  448.788389]  ? br_mdb_dump+0x2530/0x2530
[  448.790511] (ME) 
[  448.795544]  br_multicast_del_pg+0x3df/0x790
[  448.797832] 41*32kB 
[  448.801662]  ? br_mdb_ip_get+0x940/0x940
[  448.807545] (UM) 3*64kB 
[  448.809718]  ? kasan_check_write+0x14/0x20
[  448.813573] (UM) 
[  448.816011]  ? do_raw_spin_lock+0xc1/0x200
[  448.820051] 0*128kB 
[  448.822127]  br_multicast_port_group_expired+0x189/0x1e0
[  448.826510] 0*256kB 
[  448.828877]  call_timer_fn+0x272/0x920
[  448.832920] 0*512kB 
[  448.835616]  ? br_multicast_del_pg+0x790/0x790
[  448.839824] 0*1024kB 0*2048kB 
[  448.841900]  ? process_timeout+0x40/0x40
[  448.846113] 0*4096kB = 13804kB
[  448.848446]  ? find_held_lock+0x36/0x1c0
[  448.853927] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  448.856265]  ? __run_timers+0x7da/0xc70
[  448.860124] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  448.862463]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.867028] 412 total pagecache pages
[  448.870223]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.874267] 0 pages in swap cache
[  448.877464]  ? br_multicast_del_pg+0x790/0x790
[  448.881531] Swap cache stats: add 0, delete 0, find 0/0
[  448.890609]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  448.894563] Free swap  = 0kB
[  448.903162]  ? trace_hardirqs_on+0xbd/0x310
[  448.907639] Total swap = 0kB
[  448.911443]  ? kasan_check_read+0x11/0x20
[  448.915937] 1965979 pages RAM
[  448.919437]  ? __run_timers+0x7da/0xc70
[  448.923991] 0 pages HighMem/MovableOnly
[  448.924000] 343324 pages reserved
[  448.929392]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  448.933944] 0 pages cma reserved
[  448.936986]  ? br_multicast_del_pg+0x790/0x790
[  448.941393] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  448.944341]  ? br_multicast_del_pg+0x790/0x790
[  448.944357]  __run_timers+0x7e5/0xc70
[  448.944391]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  448.948574] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  448.951613]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  448.955567] ksoftirqd/1 cpuset=
[  448.959547]  ? graph_lock+0x170/0x170
[  448.962975] /
[  448.968446]  ? enqueue_hrtimer+0x1a5/0x560
[  448.971802]  mems_allowed=0
[  448.976403]  ? lock_release+0x970/0x970
[  449.031822]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  449.037035]  ? find_held_lock+0x36/0x1c0
[  449.041114]  ? graph_lock+0x170/0x170
[  449.044925]  ? pvclock_read_flags+0x160/0x160
[  449.049430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.054967]  ? check_preemption_disabled+0x48/0x200
[  449.059998]  ? __lock_is_held+0xb5/0x140
[  449.064088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.069636]  ? check_preemption_disabled+0x48/0x200
[  449.074661]  run_timer_softirq+0x52/0xb0
[  449.078723]  ? rcu_read_lock_sched_held+0x108/0x120
[  449.083740]  __do_softirq+0x30b/0xad8
[  449.087554]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  449.092668]  ? pvclock_read_flags+0x160/0x160
[  449.097165]  ? lapic_next_event+0x5a/0x90
[  449.101317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.106857]  ? check_preemption_disabled+0x48/0x200
[  449.111880]  ? check_preemption_disabled+0x48/0x200
[  449.116921]  ? kvm_clock_read+0x18/0x30
[  449.120894]  ? kvm_sched_clock_read+0x9/0x20
[  449.125304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.130842]  ? check_preemption_disabled+0x48/0x200
[  449.135874]  irq_exit+0x17f/0x1c0
[  449.139340]  smp_apic_timer_interrupt+0x1cb/0x760
[  449.144197]  ? smp_reschedule_interrupt+0x109/0x650
[  449.149222]  ? smp_call_function_single_interrupt+0x650/0x650
[  449.155115]  ? interrupt_entry+0xb5/0xf0
[  449.159203]  ? trace_hardirqs_off_caller+0xbb/0x300
[  449.164218]  ? trace_hardirqs_off_caller+0xbb/0x300
[  449.169235]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.174081]  ? trace_hardirqs_off+0x300/0x300
[  449.178580]  ? trace_hardirqs_off+0x300/0x300
[  449.183071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.188614]  ? check_preemption_disabled+0x48/0x200
[  449.193633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.199181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.204057]  apic_timer_interrupt+0xf/0x20
[  449.208285]  </IRQ>
[  449.210526] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  449.215458] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  449.234355] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  449.242075] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  449.249345] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  449.256613] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  449.263880] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  449.271157] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  449.278467]  skb_clone+0x1bb/0x500
[  449.282012]  ? skb_split+0x11e0/0x11e0
[  449.285898]  ? check_preemption_disabled+0x48/0x200
[  449.290948]  ? __this_cpu_preempt_check+0x1c/0x1f
[  449.295795]  ? __bpf_redirect+0x54b/0xb20
[  449.299962]  bpf_clone_redirect+0xb9/0x490
[  449.304218]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  449.309241]  ? __sched_text_start+0x8/0x8
[  449.313397]  ? retint_kernel+0x2d/0x2d
[  449.317291]  ? find_held_lock+0x36/0x1c0
[  449.321362]  ? lock_acquire+0x1ed/0x520
[  449.325342]  ? bpf_test_run+0x32e/0x5a0
[  449.329326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.334863]  ? check_preemption_disabled+0x48/0x200
[  449.339881]  ? kasan_check_read+0x11/0x20
[  449.344034]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  449.349342]  ? rcu_bh_qs+0xc0/0xc0
[  449.352888]  ? preempt_schedule+0x4d/0x60
[  449.357040]  ? ___preempt_schedule+0x16/0x18
[  449.361468]  ? bpf_test_run+0x1c0/0x5a0
[  449.365450]  ? netlink_diag_dump+0x2a0/0x2a0
[  449.369869]  ? bpf_prog_test_run_skb+0x295/0xb40
[  449.374631]  ? bpf_prog_test_run_skb+0x634/0xb40
[  449.379404]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  449.384270]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  449.389804]  ? fput+0x130/0x1a0
[  449.393085]  ? __bpf_prog_get+0x9b/0x290
[  449.397155]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  449.401997]  ? bpf_prog_test_run+0x130/0x1a0
[  449.406418]  ? __x64_sys_bpf+0x3d8/0x510
[  449.410478]  ? bpf_prog_get+0x20/0x20
[  449.414302]  ? do_syscall_64+0x1b9/0x820
[  449.418366]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  449.423759]  ? syscall_return_slowpath+0x5e0/0x5e0
[  449.428685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.433528]  ? trace_hardirqs_off+0x300/0x300
[  449.438037]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  449.443058]  ? prepare_exit_to_usermode+0x291/0x3b0
[  449.448080]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.452932]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  449.458318] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  449.458502] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.465198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.475665] syz-executor1 cpuset=
[  449.485028] Call Trace:
[  449.485039] syz1
[  449.488499]  dump_stack+0x1c4/0x2b4
[  449.491074]  mems_allowed=0
[  449.493057]  ? dump_stack_print_info.cold.2+0x52/0x52
[  449.504776]  warn_alloc.cold.118+0xb7/0x1bd
[  449.509103]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.513951]  ? lock_downgrade+0x900/0x900
[  449.518110]  ? trace_hardirqs_off+0xb8/0x300
[  449.522526]  ? trace_hardirqs_off+0xb8/0x300
[  449.526947]  __alloc_pages_slowpath+0x2667/0x2d80
[  449.531836]  ? warn_alloc+0x120/0x120
[  449.535645]  ? warn_alloc+0x120/0x120
[  449.539453]  ? print_usage_bug+0xc0/0xc0
[  449.543566]  ? warn_alloc+0x120/0x120
[  449.547367]  ? print_usage_bug+0xc0/0xc0
[  449.551449]  ? __lock_acquire+0x7ec/0x4ec0
[  449.555683]  ? __lock_acquire+0x7ec/0x4ec0
[  449.559919]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.565458]  ? should_fail+0x22d/0xd01
[  449.569354]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.574462]  ? __lock_acquire+0x7ec/0x4ec0
[  449.578702]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.583802]  ? __lock_acquire+0x7ec/0x4ec0
[  449.588032]  ? should_fail+0x22d/0xd01
[  449.591924]  ? mark_held_locks+0x130/0x130
[  449.596175]  ? mark_held_locks+0x130/0x130
[  449.600432]  ? graph_lock+0x170/0x170
[  449.604243]  ? graph_lock+0x170/0x170
[  449.608045]  ? graph_lock+0x170/0x170
[  449.611881]  ? print_usage_bug+0xc0/0xc0
[  449.615939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.621484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.627028]  ? check_preemption_disabled+0x48/0x200
[  449.632044]  ? check_preemption_disabled+0x48/0x200
[  449.637076]  ? __lock_is_held+0xb5/0x140
[  449.641146]  __alloc_pages_nodemask+0xa80/0xde0
[  449.645819]  ? graph_lock+0x170/0x170
[  449.649628]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  449.654640]  ? graph_lock+0x170/0x170
[  449.658473]  ? find_held_lock+0x36/0x1c0
[  449.662543]  ? ____cache_alloc_node+0x1c7/0x1e0
[  449.667214]  ? lock_downgrade+0x900/0x900
[  449.671381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.676944]  cache_grow_begin+0x91/0x8c0
[  449.681014]  ? do_raw_spin_unlock+0xa7/0x2f0
[  449.685430]  fallback_alloc+0x203/0x2e0
[  449.689421]  ____cache_alloc_node+0x1c7/0x1e0
[  449.693922]  kmem_cache_alloc_node+0xe3/0x730
[  449.698419]  ? ipv6_get_ifaddr+0x42e/0x620
[  449.702670]  __alloc_skb+0x119/0x770
[  449.706383]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  449.711669]  ? skb_scrub_packet+0x490/0x490
[  449.715993]  ? lock_downgrade+0x900/0x900
[  449.720171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.725711]  ? refcount_sub_and_test_checked+0x203/0x310
[  449.731166]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  449.736623]  ? addrconf_rs_timer+0x6f0/0x6f0
[  449.741046]  ndisc_alloc_skb+0x144/0x340
[  449.745113]  ndisc_send_rs+0x331/0x6e0
[  449.749013]  addrconf_rs_timer+0x3c0/0x6f0
[  449.753263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.757513]  call_timer_fn+0x272/0x920
[  449.761401]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.765638]  ? process_timeout+0x40/0x40
[  449.769696]  ? find_held_lock+0x36/0x1c0
[  449.773766]  ? __run_timers+0x7da/0xc70
[  449.777743]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.782247]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.786740]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.790999]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  449.795594]  ? trace_hardirqs_on+0xbd/0x310
[  449.799914]  ? kasan_check_read+0x11/0x20
[  449.804059]  ? __run_timers+0x7da/0xc70
[  449.808035]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.813489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.817733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.821965]  __run_timers+0x7e5/0xc70
[  449.825808]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  449.831171]  ? compat_start_thread+0x80/0x80
[  449.835588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.841158]  ? _raw_spin_unlock_irq+0x60/0x80
[  449.845658]  ? finish_task_switch+0x1f5/0x900
[  449.850153]  ? finish_task_switch+0x1b5/0x900
[  449.854648]  ? __switch_to_asm+0x34/0x70
[  449.858711]  ? preempt_notifier_register+0x200/0x200
[  449.863819]  ? __switch_to_asm+0x34/0x70
[  449.867886]  ? __switch_to_asm+0x40/0x70
[  449.871979]  ? __switch_to_asm+0x34/0x70
[  449.876038]  ? __switch_to_asm+0x40/0x70
[  449.880119]  ? __switch_to_asm+0x34/0x70
[  449.884181]  ? __switch_to_asm+0x40/0x70
[  449.888240]  ? __switch_to_asm+0x40/0x70
[  449.892536]  ? pvclock_read_flags+0x160/0x160
[  449.897044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.902584]  ? check_preemption_disabled+0x48/0x200
[  449.907609]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  449.913147]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  449.918424]  ? rcu_pm_notify+0xc0/0xc0
[  449.922316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.927857]  ? check_preemption_disabled+0x48/0x200
[  449.932894]  run_timer_softirq+0x52/0xb0
[  449.936959]  ? rcu_read_lock_sched_held+0x108/0x120
[  449.941976]  __do_softirq+0x30b/0xad8
[  449.945794]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  449.950904]  ? trace_hardirqs_off_caller+0x300/0x300
[  449.956022]  ? schedule+0x108/0x460
[  449.959656]  ? __schedule+0x1ed0/0x1ed0
[  449.963640]  ? trace_hardirqs_off+0xb8/0x300
[  449.968051]  ? ___might_sleep+0x1ed/0x300
[  449.972196]  ? smpboot_thread_fn+0x68b/0xa00
[  449.976605]  ? trace_hardirqs_on+0x310/0x310
[  449.981018]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.986553]  ? check_preemption_disabled+0x48/0x200
[  449.991570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.997109]  ? takeover_tasklets+0xa90/0xa90
[  450.002028]  run_ksoftirqd+0x94/0x100
[  450.005834]  smpboot_thread_fn+0x68b/0xa00
[  450.010071]  ? sort_range+0x30/0x30
[  450.013709]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  450.018827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.024395]  ? __kthread_parkme+0xfb/0x1a0
[  450.028638]  kthread+0x35a/0x420
[  450.032028]  ? sort_range+0x30/0x30
[  450.035654]  ? kthread_bind+0x40/0x40
[  450.039459]  ret_from_fork+0x3a/0x50
[  450.043230] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  450.043235] warn_alloc_show_mem: 1 callbacks suppressed
[  450.043241] Mem-Info:
[  450.050512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  450.055923] active_anon:54556 inactive_anon:372 isolated_anon:0
[  450.055923]  active_file:17 inactive_file:16 isolated_file:0
[  450.055923]  unevictable:0 dirty:0 writeback:0 unstable:0
[  450.055923]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  450.055923]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  450.055923]  free:13727 free_pcp:164 free_cma:0
[  450.058293] Call Trace:
[  450.067679] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  450.100948]  <IRQ>
[  450.103532] Node 0 
[  450.131131]  dump_stack+0x1c4/0x2b4
[  450.133281] 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
[  450.135494]  ? dump_stack_print_info.cold.2+0x52/0x52
[  450.139109] lowmem_reserve[]:
[  450.164618]  warn_alloc.cold.118+0xb7/0x1bd
[  450.169778]  0
[  450.172879]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  450.177182]  2815
[  450.178979]  ? lock_downgrade+0x900/0x900
[  450.183796]  6318
[  450.185861]  ? trace_hardirqs_off+0xb8/0x300
[  450.189985]  6318
[  450.192043]  ? trace_hardirqs_off+0xb8/0x300
[  450.198498]  __alloc_pages_slowpath+0x2667/0x2d80
[  450.202881] Node 0 DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  450.207745]  ? warn_alloc+0x120/0x120
[  450.207768]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.234906] lowmem_reserve[]: 0
[  450.238717]  ? warn_alloc+0x120/0x120
[  450.243724]  0
[  450.247004]  ? print_usage_bug+0xc0/0xc0
[  450.250779]  3503
[  450.252576]  ? warn_alloc+0x120/0x120
[  450.256617]  3503
[  450.258678]  ? print_usage_bug+0xc0/0xc0
[  450.262457] Node 0 
[  450.264519]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.268584] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  450.270796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.275952] lowmem_reserve[]: 0
[  450.304323]  ? should_fail+0x22d/0xd01
[  450.309845]  0 0
[  450.313146]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.317007]  0
[  450.318978]  ? __lock_acquire+0x7ec/0x4ec0
[  450.325853]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.330062] Node 0 
[  450.335156]  ? should_fail+0x22d/0xd01
[  450.335159] DMA: 1*4kB 
[  450.337409]  ? mark_held_locks+0x130/0x130
[  450.341269] (U) 
[  450.343854]  ? mark_held_locks+0x130/0x130
[  450.348064] 0*8kB 
[  450.350052]  ? print_usage_bug+0xc0/0xc0
[  450.354267] 0*16kB 
[  450.356434]  ? find_held_lock+0x36/0x1c0
[  450.360467] 1*32kB (U) 
[  450.362708]  ? graph_lock+0x170/0x170
[  450.366748] 2*64kB 
[  450.369335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.373111] (U) 
[  450.375355]  ? check_preemption_disabled+0x48/0x200
[  450.380883] 1*128kB (U) 
[  450.382869]  ? check_preemption_disabled+0x48/0x200
[  450.387867] 1*256kB 
[  450.390542]  ? __lock_is_held+0xb5/0x140
[  450.395530] (U) 
[  450.397850]  __alloc_pages_nodemask+0xa80/0xde0
[  450.401894] 0*512kB 
[  450.403863]  ? graph_lock+0x170/0x170
[  450.408518] 1*1024kB 
[  450.410839]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  450.414632] (U) 
[  450.417039]  ? graph_lock+0x170/0x170
[  450.422034] 1*2048kB 
[  450.424022]  ? find_held_lock+0x36/0x1c0
[  450.427804] (M) 
[  450.430236]  ? ____cache_alloc_node+0x1c7/0x1e0
[  450.434270] 3*4096kB 
[  450.436244]  ? lock_downgrade+0x900/0x900
[  450.440902] (M) 
[  450.443311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.447431] = 15908kB
[  450.449407]  cache_grow_begin+0x91/0x8c0
[  450.454921] Node 0 
[  450.457329]  ? do_raw_spin_unlock+0xa7/0x2f0
[  450.461365] DMA32: 
[  450.463606]  fallback_alloc+0x203/0x2e0
[  450.467988] 3*4kB 
[  450.470224]  ____cache_alloc_node+0x1c7/0x1e0
[  450.474185] (UM) 
[  450.476364]  kmem_cache_alloc_node+0xe3/0x730
[  450.480841] 0*8kB 
[  450.482898]  ? mark_held_locks+0xc7/0x130
[  450.487371] 2*16kB 
[  450.489527]  __alloc_skb+0x119/0x770
[  450.493647] (M) 
[  450.495881]  ? skb_scrub_packet+0x490/0x490
[  450.499576] 1*32kB 
[  450.501552]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  450.505841] (M) 3*64kB 
[  450.508083]  ? queue_work_on+0x12c/0x1e0
[  450.512644] (UM) 
[  450.515230]  ? switchdev_port_obj_del+0xdc/0x450
[  450.519267] 3*128kB 
[  450.521326]  ? switchdev_trans_item_enqueue+0x260/0x260
[  450.526055] (M) 
[  450.528382]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  450.533715] 2*256kB 
[  450.535691]  __br_mdb_notify+0x4ff/0x15d0
[  450.540682] (M) 
[  450.543008]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  450.547135] 3*512kB 
[  450.549119]  ? __br_mdb_add+0x800/0x800
[  450.554184] (M) 4*1024kB 
[  450.556512]  ? kasan_check_write+0x14/0x20
[  450.560460] (UM) 3*2048kB 
[  450.563224]  ? do_raw_spin_lock+0xc1/0x200
[  450.567428] (M) 3*4096kB 
[  450.570280]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  450.574481] (M) = 25228kB
[  450.577244]  ? debug_object_assert_init+0x368/0x4b0
[  450.582322] Node 0 
[  450.585078]  ? debug_object_init_on_stack+0x20/0x20
[  450.590068] Normal: 1169*4kB 
[  450.592319]  ? graph_lock+0x170/0x170
[  450.597311] (MEH) 
[  450.600414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.604186] 563*8kB (UME) 
[  450.606347]  br_mdb_notify+0x310/0x410
[  450.611856] 195*16kB 
[  450.614697]  ? br_mdb_dump+0x2530/0x2530
[  450.618560] (ME) 
[  450.620980]  br_multicast_del_pg+0x3df/0x790
[  450.625006] 41*32kB 
[  450.627066]  ? br_mdb_ip_get+0x940/0x940
[  450.631445] (UM) 3*64kB 
[  450.633775]  ? kasan_check_write+0x14/0x20
[  450.637804] (UM) 0*128kB 
[  450.640481]  ? do_raw_spin_lock+0xc1/0x200
[  450.644687] 0*256kB 0*512kB 
[  450.647455]  br_multicast_port_group_expired+0x189/0x1e0
[  450.651689] 0*1024kB 
[  450.654703]  call_timer_fn+0x272/0x920
[  450.660133] 0*2048kB 
[  450.662540]  ? br_multicast_del_pg+0x790/0x790
[  450.666406] 0*4096kB 
[  450.668810]  ? process_timeout+0x40/0x40
[  450.673360] = 13804kB
[  450.673375] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  450.675778]  ? find_held_lock+0x36/0x1c0
[  450.679824] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  450.682255]  ? __run_timers+0x7da/0xc70
[  450.691075] 412 total pagecache pages
[  450.695137]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.703695] 0 pages in swap cache
[  450.707661]  ? _raw_spin_unlock_irq+0x27/0x80
[  450.711435] Swap cache stats: add 0, delete 0, find 0/0
[  450.711444] Free swap  = 0kB
[  450.715936]  ? br_multicast_del_pg+0x790/0x790
[  450.719372] Total swap = 0kB
[  450.723866]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  450.729213] 1965979 pages RAM
[  450.732227]  ? trace_hardirqs_on+0xbd/0x310
[  450.736780] 0 pages HighMem/MovableOnly
[  450.736789] 343324 pages reserved
[  450.739805]  ? kasan_check_read+0x11/0x20
[  450.744562] 0 pages cma reserved
[  450.744653] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  450.747675]  ? __run_timers+0x7da/0xc70
[  450.752034] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  450.755954]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.759400] ksoftirqd/1 cpuset=
[  450.763544]  ? br_multicast_del_pg+0x790/0x790
[  450.766906] /
[  450.773400]  ? br_multicast_del_pg+0x790/0x790
[  450.777354]  mems_allowed=0
[  450.787663]  __run_timers+0x7e5/0xc70
[  450.813924]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  450.819293]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  450.824311]  ? graph_lock+0x170/0x170
[  450.828121]  ? enqueue_hrtimer+0x1a5/0x560
[  450.832354]  ? lock_release+0x970/0x970
[  450.836339]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  450.841544]  ? find_held_lock+0x36/0x1c0
[  450.845608]  ? graph_lock+0x170/0x170
[  450.849412]  ? pvclock_read_flags+0x160/0x160
[  450.853913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.859451]  ? check_preemption_disabled+0x48/0x200
[  450.864479]  ? __lock_is_held+0xb5/0x140
[  450.868542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.874075]  ? check_preemption_disabled+0x48/0x200
[  450.879125]  run_timer_softirq+0x52/0xb0
[  450.883189]  ? rcu_read_lock_sched_held+0x108/0x120
[  450.888207]  __do_softirq+0x30b/0xad8
[  450.892271]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  450.897386]  ? pvclock_read_flags+0x160/0x160
[  450.901883]  ? lapic_next_event+0x5a/0x90
[  450.906034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.911570]  ? check_preemption_disabled+0x48/0x200
[  450.916584]  ? check_preemption_disabled+0x48/0x200
[  450.921611]  ? kvm_clock_read+0x18/0x30
[  450.925586]  ? kvm_sched_clock_read+0x9/0x20
[  450.930001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.935541]  ? check_preemption_disabled+0x48/0x200
[  450.940575]  irq_exit+0x17f/0x1c0
[  450.944044]  smp_apic_timer_interrupt+0x1cb/0x760
[  450.948897]  ? smp_reschedule_interrupt+0x109/0x650
[  450.953916]  ? smp_call_function_single_interrupt+0x650/0x650
[  450.959804]  ? interrupt_entry+0xb5/0xf0
[  450.963873]  ? trace_hardirqs_off_caller+0xbb/0x300
[  450.968890]  ? trace_hardirqs_off_caller+0xbb/0x300
[  450.973908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.978754]  ? trace_hardirqs_off+0x300/0x300
[  450.983253]  ? trace_hardirqs_off+0x300/0x300
[  450.987750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.993310]  ? check_preemption_disabled+0x48/0x200
[  450.998325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.003884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.008761]  apic_timer_interrupt+0xf/0x20
[  451.013004]  </IRQ>
[  451.015244] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  451.020182] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  451.039090] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  451.046819] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  451.054084] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  451.061361] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  451.068632] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  451.075901] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  451.083221]  skb_clone+0x1bb/0x500
[  451.086764]  ? skb_split+0x11e0/0x11e0
[  451.090650]  ? check_preemption_disabled+0x48/0x200
[  451.095675]  ? __this_cpu_preempt_check+0x1c/0x1f
[  451.100523]  ? __bpf_redirect+0x54b/0xb20
[  451.104691]  bpf_clone_redirect+0xb9/0x490
[  451.108941]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  451.113980]  ? __sched_text_start+0x8/0x8
[  451.118137]  ? retint_kernel+0x2d/0x2d
[  451.122039]  ? find_held_lock+0x36/0x1c0
[  451.126120]  ? lock_acquire+0x1ed/0x520
[  451.130106]  ? bpf_test_run+0x32e/0x5a0
[  451.134104]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.139727]  ? check_preemption_disabled+0x48/0x200
[  451.145021]  ? kasan_check_read+0x11/0x20
[  451.149176]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  451.154477]  ? rcu_bh_qs+0xc0/0xc0
[  451.158032]  ? preempt_schedule+0x4d/0x60
[  451.162196]  ? ___preempt_schedule+0x16/0x18
[  451.166611]  ? bpf_test_run+0x1c0/0x5a0
[  451.170597]  ? netlink_diag_dump+0x2a0/0x2a0
[  451.175015]  ? bpf_prog_test_run_skb+0x295/0xb40
[  451.179777]  ? bpf_prog_test_run_skb+0x634/0xb40
[  451.184542]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  451.189392]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  451.194930]  ? fput+0x130/0x1a0
[  451.198222]  ? __bpf_prog_get+0x9b/0x290
[  451.202302]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  451.207151]  ? bpf_prog_test_run+0x130/0x1a0
[  451.211563]  ? __x64_sys_bpf+0x3d8/0x510
[  451.215624]  ? bpf_prog_get+0x20/0x20
[  451.219447]  ? do_syscall_64+0x1b9/0x820
[  451.223508]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  451.228876]  ? syscall_return_slowpath+0x5e0/0x5e0
[  451.233810]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.238658]  ? trace_hardirqs_off+0x300/0x300
[  451.243155]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  451.248183]  ? prepare_exit_to_usermode+0x291/0x3b0
[  451.253212]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  451.258062]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  451.263466] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  451.263644] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  451.270320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  451.280791] syz-executor1 cpuset=
[  451.290129] Call Trace:
[  451.290139] syz1
[  451.293586]  dump_stack+0x1c4/0x2b4
[  451.296151]  mems_allowed=0
[  451.298119]  ? dump_stack_print_info.cold.2+0x52/0x52
[  451.309835]  warn_alloc.cold.118+0xb7/0x1bd
[  451.314188]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  451.319063]  ? lock_downgrade+0x900/0x900
[  451.323221]  ? trace_hardirqs_off+0xb8/0x300
[  451.327636]  ? trace_hardirqs_off+0xb8/0x300
[  451.332058]  __alloc_pages_slowpath+0x2667/0x2d80
[  451.336941]  ? warn_alloc+0x120/0x120
[  451.340748]  ? warn_alloc+0x120/0x120
[  451.344550]  ? print_usage_bug+0xc0/0xc0
[  451.348612]  ? warn_alloc+0x120/0x120
[  451.352412]  ? print_usage_bug+0xc0/0xc0
[  451.356474]  ? __lock_acquire+0x7ec/0x4ec0
[  451.360709]  ? __lock_acquire+0x7ec/0x4ec0
[  451.364948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.370489]  ? should_fail+0x22d/0xd01
[  451.374382]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.379514]  ? __lock_acquire+0x7ec/0x4ec0
[  451.383782]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.388891]  ? __lock_acquire+0x7ec/0x4ec0
[  451.393137]  ? should_fail+0x22d/0xd01
[  451.397048]  ? mark_held_locks+0x130/0x130
[  451.401289]  ? mark_held_locks+0x130/0x130
[  451.405535]  ? graph_lock+0x170/0x170
[  451.409336]  ? graph_lock+0x170/0x170
[  451.413138]  ? graph_lock+0x170/0x170
[  451.416939]  ? print_usage_bug+0xc0/0xc0
[  451.420995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.426541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.432091]  ? check_preemption_disabled+0x48/0x200
[  451.437276]  ? check_preemption_disabled+0x48/0x200
[  451.442306]  ? __lock_is_held+0xb5/0x140
[  451.446386]  __alloc_pages_nodemask+0xa80/0xde0
[  451.451068]  ? graph_lock+0x170/0x170
[  451.454877]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  451.459891]  ? graph_lock+0x170/0x170
[  451.463707]  ? find_held_lock+0x36/0x1c0
[  451.467779]  ? ____cache_alloc_node+0x1c7/0x1e0
[  451.472467]  ? lock_downgrade+0x900/0x900
[  451.476633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.482177]  cache_grow_begin+0x91/0x8c0
[  451.486248]  ? do_raw_spin_unlock+0xa7/0x2f0
[  451.490669]  fallback_alloc+0x203/0x2e0
[  451.494653]  ____cache_alloc_node+0x1c7/0x1e0
[  451.499163]  kmem_cache_alloc_node+0xe3/0x730
[  451.503659]  ? ipv6_get_ifaddr+0x42e/0x620
[  451.507913]  __alloc_skb+0x119/0x770
[  451.511632]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  451.516921]  ? skb_scrub_packet+0x490/0x490
[  451.521243]  ? lock_downgrade+0x900/0x900
[  451.525400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.530943]  ? refcount_sub_and_test_checked+0x203/0x310
[  451.536398]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  451.541875]  ? addrconf_rs_timer+0x6f0/0x6f0
[  451.546299]  ndisc_alloc_skb+0x144/0x340
[  451.550373]  ndisc_send_rs+0x331/0x6e0
[  451.554277]  addrconf_rs_timer+0x3c0/0x6f0
[  451.558526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.562793]  call_timer_fn+0x272/0x920
[  451.566684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.570921]  ? process_timeout+0x40/0x40
[  451.574979]  ? find_held_lock+0x36/0x1c0
[  451.579051]  ? __run_timers+0x7da/0xc70
[  451.583025]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.587523]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.592020]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.596255]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  451.600837]  ? trace_hardirqs_on+0xbd/0x310
[  451.605157]  ? kasan_check_read+0x11/0x20
[  451.609307]  ? __run_timers+0x7da/0xc70
[  451.613293]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  451.618747]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.622986]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  451.627220]  __run_timers+0x7e5/0xc70
[  451.631070]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  451.636433]  ? compat_start_thread+0x80/0x80
[  451.640846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.646397]  ? _raw_spin_unlock_irq+0x60/0x80
[  451.650899]  ? finish_task_switch+0x1f5/0x900
[  451.655393]  ? finish_task_switch+0x1b5/0x900
[  451.659893]  ? __switch_to_asm+0x34/0x70
[  451.663959]  ? preempt_notifier_register+0x200/0x200
[  451.669077]  ? __switch_to_asm+0x34/0x70
[  451.673139]  ? __switch_to_asm+0x40/0x70
[  451.677197]  ? __switch_to_asm+0x34/0x70
[  451.681262]  ? __switch_to_asm+0x40/0x70
[  451.685325]  ? __switch_to_asm+0x34/0x70
[  451.689383]  ? __switch_to_asm+0x40/0x70
[  451.693446]  ? __switch_to_asm+0x40/0x70
[  451.697515]  ? pvclock_read_flags+0x160/0x160
[  451.702013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.707573]  ? check_preemption_disabled+0x48/0x200
[  451.712599]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  451.718142]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  451.723423]  ? rcu_pm_notify+0xc0/0xc0
[  451.727312]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.732848]  ? check_preemption_disabled+0x48/0x200
[  451.737882]  run_timer_softirq+0x52/0xb0
[  451.741943]  ? rcu_read_lock_sched_held+0x108/0x120
[  451.746961]  __do_softirq+0x30b/0xad8
[  451.750792]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  451.755897]  ? trace_hardirqs_off_caller+0x300/0x300
[  451.761029]  ? schedule+0x108/0x460
[  451.764675]  ? __schedule+0x1ed0/0x1ed0
[  451.768666]  ? trace_hardirqs_off+0xb8/0x300
[  451.773074]  ? ___might_sleep+0x1ed/0x300
[  451.777222]  ? smpboot_thread_fn+0x68b/0xa00
[  451.781631]  ? trace_hardirqs_on+0x310/0x310
[  451.786038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.791570]  ? check_preemption_disabled+0x48/0x200
[  451.796586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.802130]  ? takeover_tasklets+0xa90/0xa90
[  451.806544]  run_ksoftirqd+0x94/0x100
[  451.810344]  smpboot_thread_fn+0x68b/0xa00
[  451.814588]  ? sort_range+0x30/0x30
[  451.818219]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  451.823324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.828861]  ? __kthread_parkme+0xfb/0x1a0
[  451.833107]  kthread+0x35a/0x420
[  451.836478]  ? sort_range+0x30/0x30
[  451.840104]  ? kthread_bind+0x40/0x40
[  451.843934]  ret_from_fork+0x3a/0x50
[  451.847669] CPU: 0 PID: 14746 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #96
[  451.847675] warn_alloc_show_mem: 1 callbacks suppressed
[  451.847682] Mem-Info:
[  451.854958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  451.860326] active_anon:54556 inactive_anon:372 isolated_anon:0
[  451.860326]  active_file:17 inactive_file:16 isolated_file:0
[  451.860326]  unevictable:0 dirty:0 writeback:0 unstable:0
[  451.860326]  slab_reclaimable:9689 slab_unreclaimable:1474823
[  451.860326]  mapped:16579 shmem:379 pagetables:475 bounce:0
[  451.860326]  free:13727 free_pcp:164 free_cma:0
[  451.862714] Call Trace:
[  451.872113] Node 0 active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:66316kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 200704kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  451.905483]  <IRQ>
[  451.908063] Node 0 
[  451.935660]  dump_stack+0x1c4/0x2b4
[  451.937813] 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
[  451.940023]  ? dump_stack_print_info.cold.2+0x52/0x52
[  451.943624] lowmem_reserve[]:
[  451.969151]  warn_alloc.cold.118+0xb7/0x1bd
[  451.974334]  0
[  451.977440]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  451.981744]  2815
[  451.983545]  ? lock_downgrade+0x900/0x900
[  451.988363]  6318
[  451.990430]  ? trace_hardirqs_off+0xb8/0x300
[  451.994542]  6318
[  451.996623]  ? trace_hardirqs_off+0xb8/0x300
[  452.001504] Node 0 
[  452.003585]  __alloc_pages_slowpath+0x2667/0x2d80
[  452.008010] DMA32 free:25228kB 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:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  452.010240]  ? warn_alloc+0x120/0x120
[  452.015029] lowmem_reserve[]: 0
[  452.041601]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  452.045387]  0
[  452.048665]  ? warn_alloc+0x120/0x120
[  452.053656]  3503
[  452.055461]  ? print_usage_bug+0xc0/0xc0
[  452.059233]  3503
[  452.061306]  ? warn_alloc+0x120/0x120
[  452.065346] Node 0 
[  452.067413]  ? print_usage_bug+0xc0/0xc0
[  452.071217] Normal free:13772kB min:37376kB low:46720kB high:56064kB active_anon:218224kB inactive_anon:1488kB active_file:68kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5216kB pagetables:1900kB bounce:0kB free_pcp:656kB local_pcp:392kB free_cma:0kB
[  452.073424]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  452.077453] lowmem_reserve[]: 0
[  452.105850]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.111018]  0
[  452.114298]  ? should_fail+0x22d/0xd01
[  452.119811]  0
[  452.121622]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.125482]  0
[  452.127282]  ? __lock_acquire+0x7ec/0x4ec0
[  452.132361] Node 0 
[  452.134174]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.138379] DMA: 1*4kB 
[  452.140626]  ? should_fail+0x22d/0xd01
[  452.145703] (U) 
[  452.148293]  ? mark_held_locks+0x130/0x130
[  452.152148] 0*8kB 0*16kB 
[  452.154134]  ? mark_held_locks+0x130/0x130
[  452.158347] 1*32kB 
[  452.161102]  ? print_usage_bug+0xc0/0xc0
[  452.165318] (U) 
[  452.167557]  ? find_held_lock+0x36/0x1c0
[  452.171587] 2*64kB (U) 
[  452.173566]  ? graph_lock+0x170/0x170
[  452.177607] 1*128kB 
[  452.180188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.183963] (U) 
[  452.186287]  ? check_preemption_disabled+0x48/0x200
[  452.191804] 1*256kB 
[  452.193766]  ? check_preemption_disabled+0x48/0x200
[  452.193792]  ? __lock_is_held+0xb5/0x140
[  452.198778] (U) 
[  452.201100]  __alloc_pages_nodemask+0xa80/0xde0
[  452.206100] 0*512kB 1*1024kB 
[  452.210175]  ? graph_lock+0x170/0x170
[  452.212127] (U) 
[  452.216793]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  452.219878] 1*2048kB 
[  452.223666]  ? graph_lock+0x170/0x170
[  452.225620] (M) 
[  452.230641]  ? find_held_lock+0x36/0x1c0
[  452.233020] 3*4096kB (M) 
[  452.236831]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.238780] = 15908kB
[  452.242837]  ? lock_downgrade+0x900/0x900
[  452.245575] Node 0 
[  452.250247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.252629] DMA32: 
[  452.256774]  cache_grow_begin+0x91/0x8c0
[  452.258990] 3*4kB 
[  452.264526]  ? do_raw_spin_unlock+0xa7/0x2f0
[  452.266742] (UM) 
[  452.270805]  fallback_alloc+0x203/0x2e0
[  452.272928] 0*8kB 
[  452.277340]  ____cache_alloc_node+0x1c7/0x1e0
[  452.279383] 2*16kB 
[  452.283358]  kmem_cache_alloc_node+0xe3/0x730
[  452.285485] (M) 
[  452.289977]  ? mark_held_locks+0xc7/0x130
[  452.292192] 1*32kB 
[  452.296692]  __alloc_skb+0x119/0x770
[  452.298645] (M) 
[  452.302794]  ? skb_scrub_packet+0x490/0x490
[  452.305006] 3*64kB 
[  452.308726]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  452.310768] (UM) 
[  452.315092]  ? queue_work_on+0x12c/0x1e0
[  452.317313] 3*128kB 
[  452.321900]  ? switchdev_port_obj_del+0xdc/0x450
[  452.323942] (M) 
[  452.328011]  ? switchdev_trans_item_enqueue+0x260/0x260
[  452.330314] 2*256kB 
[  452.335072]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  452.337025] (M) 
[  452.342399]  __br_mdb_notify+0x4ff/0x15d0
[  452.344696] 3*512kB 
[  452.349711]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  452.351663] (M) 
[  452.355816]  ? __br_mdb_add+0x800/0x800
[  452.358115] 4*1024kB 
[  452.363228]  ? kasan_check_write+0x14/0x20
[  452.365182] (UM) 
[  452.369156]  ? do_raw_spin_lock+0xc1/0x200
[  452.371550] 3*2048kB 
[  452.375784]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  452.377823] (M) 
[  452.382057]  ? debug_object_assert_init+0x368/0x4b0
[  452.384446] 3*4096kB 
[  452.389542]  ? debug_object_init_on_stack+0x20/0x20
[  452.391645] (M) 
[  452.396660]  ? graph_lock+0x170/0x170
[  452.399047] = 25228kB
[  452.399056] Node 0 
[  452.404072]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.406022] Normal: 
[  452.409823]  br_mdb_notify+0x310/0x410
[  452.412207] 1169*4kB 
[  452.414435]  ? br_mdb_dump+0x2530/0x2530
[  452.419953] (MEH) 
[  452.422288]  br_multicast_del_pg+0x3df/0x790
[  452.426164] 563*8kB 
[  452.428578]  ? br_mdb_ip_get+0x940/0x940
[  452.432628] (UME) 
[  452.434777]  ? kasan_check_write+0x14/0x20
[  452.439154] 195*16kB (ME) 
[  452.441486]  ? do_raw_spin_lock+0xc1/0x200
[  452.445518] 41*32kB (UM) 
[  452.447680]  br_multicast_port_group_expired+0x189/0x1e0
[  452.451894] 3*64kB 
[  452.454738]  call_timer_fn+0x272/0x920
[  452.458948] (UM) 
[  452.461702]  ? br_multicast_del_pg+0x790/0x790
[  452.467123] 0*128kB 0*256kB 
[  452.469369]  ? process_timeout+0x40/0x40
[  452.473236] 0*512kB 
[  452.475321]  ? find_held_lock+0x36/0x1c0
[  452.479882] 0*1024kB 0*2048kB 
[  452.482918]  ? __run_timers+0x7da/0xc70
[  452.486951] 0*4096kB 
[  452.489272]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.493305] = 13804kB
[  452.493320] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  452.496502]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.501422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  452.503827]  ? br_multicast_del_pg+0x790/0x790
[  452.508304] 412 total pagecache pages
[  452.510714]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  452.519538] 0 pages in swap cache
[  452.524064]  ? trace_hardirqs_on+0xbd/0x310
[  452.532625] Swap cache stats: add 0, delete 0, find 0/0
[  452.532637] Free swap  = 0kB
[  452.537230]  ? kasan_check_read+0x11/0x20
[  452.541005] Total swap = 0kB
[  452.545589]  ? __run_timers+0x7da/0xc70
[  452.549017] 1965979 pages RAM
[  452.553341]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.558682] 0 pages HighMem/MovableOnly
[  452.558691] 343324 pages reserved
[  452.561715]  ? br_multicast_del_pg+0x790/0x790
[  452.565840] 0 pages cma reserved
[  452.568859]  ? br_multicast_del_pg+0x790/0x790
[  452.572902] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  452.575925]  __run_timers+0x7e5/0xc70
[  452.581424] ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  452.585363]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  452.588780] ksoftirqd/1 cpuset=
[  452.593367]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  452.596712] /
[  452.601295]  ? graph_lock+0x170/0x170
[  452.607776]  mems_allowed=0
[  452.611577]  ? enqueue_hrtimer+0x1a5/0x560
[  452.648126]  ? lock_release+0x970/0x970
[  452.652116]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  452.657334]  ? find_held_lock+0x36/0x1c0
[  452.661423]  ? graph_lock+0x170/0x170
[  452.665236]  ? pvclock_read_flags+0x160/0x160
[  452.669751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.675306]  ? check_preemption_disabled+0x48/0x200
[  452.680339]  ? __lock_is_held+0xb5/0x140
[  452.684411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.689949]  ? check_preemption_disabled+0x48/0x200
[  452.694974]  run_timer_softirq+0x52/0xb0
[  452.699041]  ? rcu_read_lock_sched_held+0x108/0x120
[  452.704059]  __do_softirq+0x30b/0xad8
[  452.707871]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  452.712984]  ? pvclock_read_flags+0x160/0x160
[  452.717480]  ? lapic_next_event+0x5a/0x90
[  452.721630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.727172]  ? check_preemption_disabled+0x48/0x200
[  452.732187]  ? check_preemption_disabled+0x48/0x200
[  452.737211]  ? kvm_clock_read+0x18/0x30
[  452.741188]  ? kvm_sched_clock_read+0x9/0x20
[  452.745600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.751135]  ? check_preemption_disabled+0x48/0x200
[  452.756169]  irq_exit+0x17f/0x1c0
[  452.759628]  smp_apic_timer_interrupt+0x1cb/0x760
[  452.764476]  ? smp_reschedule_interrupt+0x109/0x650
[  452.769497]  ? smp_call_function_single_interrupt+0x650/0x650
[  452.775390]  ? interrupt_entry+0xb5/0xf0
[  452.779458]  ? trace_hardirqs_off_caller+0xbb/0x300
[  452.784476]  ? trace_hardirqs_off_caller+0xbb/0x300
[  452.789496]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.794342]  ? trace_hardirqs_off+0x300/0x300
[  452.798841]  ? trace_hardirqs_off+0x300/0x300
[  452.803339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.808891]  ? check_preemption_disabled+0x48/0x200
[  452.813912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.819459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.824325]  apic_timer_interrupt+0xf/0x20
[  452.828554]  </IRQ>
[  452.830795] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  452.835726] Code: 7e 0f 85 cf fe ff ff e8 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e 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 f2 7a
[  452.854640] RSP: 0000:ffff88019c4af748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  452.862361] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  452.869636] RDX: 0000000000000000 RSI: ffff8801a50c0e00 RDI: 0000000000000282
[  452.876903] RBP: ffff88019c4af7b0 R08: ffff8801a50c0580 R09: 0000000000000000
[  452.884173] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  452.891446] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  452.898775]  skb_clone+0x1bb/0x500
[  452.902329]  ? skb_split+0x11e0/0x11e0
[  452.906220]  ? check_preemption_disabled+0x48/0x200
[  452.911245]  ? __this_cpu_preempt_check+0x1c/0x1f
[  452.916106]  ? __bpf_redirect+0x54b/0xb20
[  452.920267]  bpf_clone_redirect+0xb9/0x490
[  452.924513]  bpf_prog_bebbfe2050753572+0x6e7/0x1000
[  452.929543]  ? __sched_text_start+0x8/0x8
[  452.933699]  ? retint_kernel+0x2d/0x2d
[  452.937601]  ? find_held_lock+0x36/0x1c0
[  452.941671]  ? lock_acquire+0x1ed/0x520
[  452.945650]  ? bpf_test_run+0x32e/0x5a0
[  452.949632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.955176]  ? check_preemption_disabled+0x48/0x200
[  452.960199]  ? kasan_check_read+0x11/0x20
[  452.964351]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.969639]  ? rcu_bh_qs+0xc0/0xc0
[  452.973182]  ? preempt_schedule+0x4d/0x60
[  452.977334]  ? ___preempt_schedule+0x16/0x18
[  452.981752]  ? bpf_test_run+0x1c0/0x5a0
[  452.985741]  ? netlink_diag_dump+0x2a0/0x2a0
[  452.990164]  ? bpf_prog_test_run_skb+0x295/0xb40
[  452.994928]  ? bpf_prog_test_run_skb+0x634/0xb40
[  452.999698]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  453.004541]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.010080]  ? fput+0x130/0x1a0
[  453.013366]  ? __bpf_prog_get+0x9b/0x290
[  453.017443]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  453.022289]  ? bpf_prog_test_run+0x130/0x1a0
[  453.026702]  ? __x64_sys_bpf+0x3d8/0x510
[  453.030763]  ? bpf_prog_get+0x20/0x20
[  453.034589]  ? do_syscall_64+0x1b9/0x820
[  453.038651]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  453.044022]  ? syscall_return_slowpath+0x5e0/0x5e0
[  453.048952]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.053807]  ? trace_hardirqs_off+0x300/0x300
[  453.058308]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  453.063327]  ? prepare_exit_to_usermode+0x291/0x3b0
[  453.068351]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.073210]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  453.078595] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.0-rc2+ #96
[  453.078778] syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  453.085457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  453.095933] syz-executor1 cpuset=
[  453.105279] Call Trace:
[  453.105290] syz1
[  453.108742]  dump_stack+0x1c4/0x2b4
[  453.111312]  mems_allowed=0
[  453.113285]  ? dump_stack_print_info.cold.2+0x52/0x52
[  453.125005]  warn_alloc.cold.118+0xb7/0x1bd
[  453.129331]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  453.134179]  ? lock_downgrade+0x900/0x900
[  453.138337]  ? trace_hardirqs_off+0xb8/0x300
[  453.142761]  ? trace_hardirqs_off+0xb8/0x300
[  453.147184]  __alloc_pages_slowpath+0x2667/0x2d80
[  453.152083]  ? warn_alloc+0x120/0x120
[  453.155907]  ? warn_alloc+0x120/0x120
[  453.159716]  ? print_usage_bug+0xc0/0xc0
[  453.163779]  ? warn_alloc+0x120/0x120
[  453.167581]  ? print_usage_bug+0xc0/0xc0
[  453.171646]  ? __lock_acquire+0x7ec/0x4ec0
[  453.175891]  ? __lock_acquire+0x7ec/0x4ec0
[  453.180138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.185687]  ? should_fail+0x22d/0xd01
[  453.189585]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.194698]  ? __lock_acquire+0x7ec/0x4ec0
[  453.198962]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.204067]  ? __lock_acquire+0x7ec/0x4ec0
[  453.208318]  ? should_fail+0x22d/0xd01
[  453.212228]  ? mark_held_locks+0x130/0x130
[  453.216478]  ? mark_held_locks+0x130/0x130
[  453.220718]  ? graph_lock+0x170/0x170
[  453.224521]  ? graph_lock+0x170/0x170
[  453.228332]  ? graph_lock+0x170/0x170
[  453.232137]  ? print_usage_bug+0xc0/0xc0
[  453.236202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.241743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.247292]  ? check_preemption_disabled+0x48/0x200
[  453.252311]  ? check_preemption_disabled+0x48/0x200
[  453.257345]  ? __lock_is_held+0xb5/0x140
[  453.261423]  __alloc_pages_nodemask+0xa80/0xde0
[  453.266104]  ? graph_lock+0x170/0x170
[  453.269914]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  453.274935]  ? graph_lock+0x170/0x170
[  453.278753]  ? find_held_lock+0x36/0x1c0
[  453.282830]  ? ____cache_alloc_node+0x1c7/0x1e0
[  453.287507]  ? lock_downgrade+0x900/0x900
[  453.291673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.297228]  cache_grow_begin+0x91/0x8c0
[  453.301300]  ? do_raw_spin_unlock+0xa7/0x2f0
[  453.305723]  fallback_alloc+0x203/0x2e0
[  453.309707]  ____cache_alloc_node+0x1c7/0x1e0
[  453.314210]  kmem_cache_alloc_node+0xe3/0x730
[  453.318707]  ? ipv6_get_ifaddr+0x42e/0x620
[  453.322952]  __alloc_skb+0x119/0x770
[  453.326669]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.331949]  ? skb_scrub_packet+0x490/0x490
[  453.336273]  ? lock_downgrade+0x900/0x900
[  453.340430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.345968]  ? refcount_sub_and_test_checked+0x203/0x310
[  453.351423]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  453.356883]  ? addrconf_rs_timer+0x6f0/0x6f0
[  453.361305]  ndisc_alloc_skb+0x144/0x340
[  453.365376]  ndisc_send_rs+0x331/0x6e0
[  453.369272]  addrconf_rs_timer+0x3c0/0x6f0
[  453.373516]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.377778]  call_timer_fn+0x272/0x920
[  453.381690]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.385949]  ? process_timeout+0x40/0x40
[  453.390014]  ? find_held_lock+0x36/0x1c0
[  453.394086]  ? __run_timers+0x7da/0xc70
[  453.398072]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.402573]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.407081]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  453.411334]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  453.415925]  ? trace_hardirqs_on+0xbd/0x310
[  453.420239]  ? kasan_check_read+0x11/0x20
[  453.424393]  ? __run_timers+0x7da/0xc70
[  453.428384]  ? __bpf_trace_preemptirq_template+0x30/0x30