mp4+0x16/0x20
[  388.850937]  ? check_preemption_disabled+0x48/0x200
[  388.856013]  irq_exit+0x17f/0x1c0
[  388.859495]  smp_apic_timer_interrupt+0x1cb/0x760
[  388.864357]  ? smp_reschedule_interrupt+0x109/0x650
[  388.869401]  ? smp_call_function_single_interrupt+0x650/0x650
[  388.875310]  ? interrupt_entry+0xb5/0xf0
[  388.879391]  ? trace_hardirqs_off_caller+0xbb/0x300
[  388.884425]  ? trace_hardirqs_off_caller+0xbb/0x300
[  388.889471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.894342]  ? trace_hardirqs_off+0x300/0x300
[  388.898868]  ? trace_hardirqs_off+0x300/0x300
[  388.903393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  388.908956]  ? check_preemption_disabled+0x48/0x200
[  388.914025]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  388.918906]  apic_timer_interrupt+0xf/0x20
[  388.923152]  </IRQ>
[  388.925401] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  388.930339] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  388.949254] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  388.957464] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  388.964743] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  388.972016] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  388.979288] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  388.986565] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  388.993901]  skb_clone+0x1bb/0x500
[  388.997451]  ? skb_split+0x11e0/0x11e0
[  389.001349]  ? preempt_notifier_register+0x200/0x200
[  389.006456]  ? __switch_to_asm+0x34/0x70
[  389.010528]  ? __switch_to_asm+0x34/0x70
[  389.014626]  ? lockdep_hardirqs_on+0x421/0x5c0
[  389.019231]  bpf_clone_redirect+0xb9/0x490
[  389.023475]  ? trace_hardirqs_off_caller+0x300/0x300
[  389.028600]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  389.033642]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  389.038422]  ? find_held_lock+0x36/0x1c0
[  389.042498]  ? lock_acquire+0x1ed/0x520
[  389.046477]  ? bpf_test_run+0x32e/0x5a0
[  389.050463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.056019]  ? check_preemption_disabled+0x48/0x200
[  389.061054]  ? kasan_check_read+0x11/0x20
[  389.065216]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  389.070504]  ? rcu_bh_qs+0xc0/0xc0
[  389.074086]  ? bpf_test_run+0x1c0/0x5a0
[  389.078085]  ? netlink_diag_dump+0x2a0/0x2a0
[  389.082511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.088052]  ? bpf_test_init.isra.9+0x70/0x100
[  389.092644]  ? bpf_prog_test_run_skb+0x634/0xb40
[  389.097413]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  389.102257]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  389.107795]  ? fput+0x130/0x1a0
[  389.111088]  ? __bpf_prog_get+0x9b/0x290
[  389.115167]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  389.120021]  ? bpf_prog_test_run+0x130/0x1a0
[  389.124444]  ? __x64_sys_bpf+0x3d8/0x510
[  389.128515]  ? bpf_prog_get+0x20/0x20
[  389.132345]  ? do_syscall_64+0x1b9/0x820
[  389.136414]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  389.141795]  ? syscall_return_slowpath+0x5e0/0x5e0
[  389.146751]  ? trace_hardirqs_off+0x300/0x300
[  389.151259]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  389.156281]  ? recalc_sigpending_tsk+0x180/0x180
[  389.161048]  ? kasan_check_write+0x14/0x20
[  389.165300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  389.170164]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  389.175553] warn_alloc_show_mem: 1 callbacks suppressed
[  389.175565] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  389.175567] Mem-Info:
[  389.175601] active_anon:42551 inactive_anon:372 isolated_anon:0
[  389.175601]  active_file:18 inactive_file:16 isolated_file:0
[  389.175601]  unevictable:0 dirty:0 writeback:0 unstable:0
[  389.175601]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  389.175601]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  389.175601]  free:13623 free_pcp:186 free_cma:0
[  389.180951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  389.180961] Call Trace:
[  389.187914] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  389.190322]  <IRQ>
[  389.223201] Node 0 
[  389.232576]  dump_stack+0x1c4/0x2b4
[  389.235168] 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
[  389.262862]  ? dump_stack_print_info.cold.2+0x52/0x52
[  389.265002] lowmem_reserve[]:
[  389.267275]  warn_alloc.cold.118+0xb7/0x1bd
[  389.270859]  0
[  389.296377]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  389.301550]  2815 6318
[  389.304682]  ? lock_downgrade+0x900/0x900
[  389.308977]  6318
[  389.310811]  ? trace_hardirqs_off+0xb8/0x300
[  389.315626] Node 0 
[  389.318141]  ? trace_hardirqs_off+0xb8/0x300
[  389.322310] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  389.324369]  __alloc_pages_slowpath+0x2667/0x2d80
[  389.328747] lowmem_reserve[]:
[  389.331034]  ? warn_alloc+0x120/0x120
[  389.335386]  0 0
[  389.361966]  ? __lock_acquire+0x7ec/0x4ec0
[  389.366795]  3503 3503
[  389.369934]  ? warn_alloc+0x120/0x120
[  389.373724] Node 0 
[  389.375713]  ? print_usage_bug+0xc0/0xc0
[  389.379959] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  389.382441]  ? warn_alloc+0x120/0x120
[  389.386217] lowmem_reserve[]: 0
[  389.388480]  ? print_usage_bug+0xc0/0xc0
[  389.392525]  0 0
[  389.420927]  ? mark_held_locks+0x130/0x130
[  389.424718]  0
[  389.428029]  ? mark_held_locks+0x130/0x130
[  389.432107] Node 0 
[  389.434100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  389.438328] DMA: 
[  389.440142]  ? should_fail+0x22d/0xd01
[  389.444358] 1*4kB 
[  389.446614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.452125] (U) 0*8kB 
[  389.454219]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.458083] 0*16kB 1*32kB 
[  389.460258]  ? __lock_acquire+0x7ec/0x4ec0
[  389.465772] (U) 2*64kB 
[  389.468300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  389.473377] (U) 1*128kB 
[  389.476253]  ? should_fail+0x22d/0xd01
[  389.480472] (U) 
[  389.483081]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  389.488186] 1*256kB (U) 
[  389.490893]  ? mark_held_locks+0x130/0x130
[  389.494763] 0*512kB 
[  389.496751]  ? mark_held_locks+0x130/0x130
[  389.502267] 1*1024kB (U) 
[  389.504974]  ? graph_lock+0x170/0x170
[  389.509193] 1*2048kB (M) 
[  389.511544]  ? graph_lock+0x170/0x170
[  389.515767] 3*4096kB 
[  389.518540]  ? print_usage_bug+0xc0/0xc0
[  389.522851] (M) 
[  389.525625]  ? do_raw_spin_unlock+0xa7/0x2f0
[  389.529415] = 15908kB
[  389.529426] Node 0 
[  389.531869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.535909] DMA32: 4*4kB 
[  389.537921]  ? check_preemption_disabled+0x48/0x200
[  389.542323] (UM) 3*8kB 
[  389.544771]  ? check_preemption_disabled+0x48/0x200
[  389.546984] (UM) 1*16kB 
[  389.552557]  ? __lock_is_held+0xb5/0x140
[  389.555295] (M) 
[  389.560326]  __alloc_pages_nodemask+0xa80/0xde0
[  389.562887] 2*32kB 
[  389.567909]  ? graph_lock+0x170/0x170
[  389.570562] (UM) 
[  389.574722]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  389.576673] 2*64kB (M) 
[  389.581362]  ? graph_lock+0x170/0x170
[  389.583625] 4*128kB 
[  389.587448]  ? find_held_lock+0x36/0x1c0
[  389.589482] (UM) 
[  389.594517]  ? ____cache_alloc_node+0x1c7/0x1e0
[  389.597081] 2*256kB 
[  389.600888]  ? lock_downgrade+0x900/0x900
[  389.603190] (M) 
[  389.607264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.609304] 4*512kB 
[  389.613995]  cache_grow_begin+0x91/0x8c0
[  389.616296] (UM) 
[  389.620453]  ? do_raw_spin_unlock+0xa7/0x2f0
[  389.622409] 3*1024kB 
[  389.629633]  fallback_alloc+0x203/0x2e0
[  389.631929] (M) 3*2048kB 
[  389.636020]  ____cache_alloc_node+0x1c7/0x1e0
[  389.638056] (M) 
[  389.642479]  kmem_cache_alloc_node+0xe3/0x730
[  389.644860] 3*4096kB (M) 
[  389.648866]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  389.651600] = 24824kB
[  389.651613] Node 0 
[  389.656126]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  389.656150]  __alloc_skb+0x119/0x770
[  389.658110] Normal: 
[  389.662620]  ? calc_wheel_index+0x220/0x220
[  389.665351] 2044*4kB 
[  389.670467]  ? skb_scrub_packet+0x490/0x490
[  389.672851] (UMEH) 226*8kB 
[  389.675110]  ? vprintk_default+0x28/0x30
[  389.679754] (UMEH) 46*16kB 
[  389.683496]  ? vprintk_func+0x85/0x181
[  389.685797] (UME) 
[  389.690138]  ? printk+0xa7/0xcf
[  389.692533] 27*32kB 
[  389.696872]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  389.699777] (UME) 10*64kB 
[  389.703867]  new_skb+0x26/0x1c0
[  389.706768] (UME) 4*128kB 
[  389.710678]  aoecmd_cfg+0x279/0x7f0
[  389.712810] (UM) 
[  389.716108]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  389.718419] 0*256kB 2*512kB 
[  389.723202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.726019] (U) 0*1024kB 
[  389.729319]  ? check_preemption_disabled+0x48/0x200
[  389.732139] 0*2048kB 0*4096kB 
[  389.735795]  ? check_preemption_disabled+0x48/0x200
[  389.737844] = 13760kB
[  389.742187]  ? __lock_is_held+0xb5/0x140
[  389.745188] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  389.745203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  389.750759]  discover_timer+0x50/0x60
[  389.753495] 413 total pagecache pages
[  389.758522]  call_timer_fn+0x272/0x920
[  389.761696] 0 pages in swap cache
[  389.766710]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  389.769104] Swap cache stats: add 0, delete 0, find 0/0
[  389.769114] Free swap  = 0kB
[  389.773182]  ? process_timeout+0x40/0x40
[  389.782000] Total swap = 0kB
[  389.782012] 1965979 pages RAM
[  389.790611]  ? find_held_lock+0x36/0x1c0
[  389.794388] 0 pages HighMem/MovableOnly
[  389.798198]  ? mark_held_locks+0xc7/0x130
[  389.802060] 343323 pages reserved
[  389.805521]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.810339] 0 pages cma reserved
[  389.810415] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  389.815732]  ? _raw_spin_unlock_irq+0x27/0x80
[  389.815745]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  389.815759]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  389.815775]  ? trace_hardirqs_on+0xbd/0x310
[  389.815791]  ? kasan_check_read+0x11/0x20
[  389.818878] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  389.822880]  ? __run_timers+0x7da/0xc70
[  389.825881] syz-executor3 cpuset=
[  389.828997]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  389.833030] syz3
[  389.837042]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  389.841162]  mems_allowed=0
[  389.844623]  __run_timers+0x7e5/0xc70
[  389.918130]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  389.923520]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  389.928553]  ? graph_lock+0x170/0x170
[  389.932367]  ? print_usage_bug+0xc0/0xc0
[  389.936432]  ? lock_release+0x970/0x970
[  389.940415]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  389.945630]  ? find_held_lock+0x36/0x1c0
[  389.949704]  ? graph_lock+0x170/0x170
[  389.953513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.959080]  ? check_preemption_disabled+0x48/0x200
[  389.964119]  ? __lock_is_held+0xb5/0x140
[  389.968188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  389.973726]  ? check_preemption_disabled+0x48/0x200
[  389.978763]  run_timer_softirq+0x52/0xb0
[  389.982840]  ? rcu_read_lock_sched_held+0x108/0x120
[  389.987875]  __do_softirq+0x30b/0xad8
[  389.991692]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  389.996811]  ? pvclock_read_flags+0x160/0x160
[  390.001327]  ? lapic_next_event+0x5a/0x90
[  390.005482]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.011028]  ? check_preemption_disabled+0x48/0x200
[  390.016051]  ? check_preemption_disabled+0x48/0x200
[  390.021083]  ? kvm_clock_read+0x18/0x30
[  390.025070]  ? kvm_sched_clock_read+0x9/0x20
[  390.029491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.035037]  ? check_preemption_disabled+0x48/0x200
[  390.040074]  irq_exit+0x17f/0x1c0
[  390.043539]  smp_apic_timer_interrupt+0x1cb/0x760
[  390.048386]  ? smp_reschedule_interrupt+0x109/0x650
[  390.053412]  ? smp_call_function_single_interrupt+0x650/0x650
[  390.059859]  ? interrupt_entry+0xb5/0xf0
[  390.063934]  ? trace_hardirqs_off_caller+0xbb/0x300
[  390.068954]  ? trace_hardirqs_off_caller+0xbb/0x300
[  390.073992]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.078863]  ? trace_hardirqs_off+0x300/0x300
[  390.083390]  ? trace_hardirqs_off+0x300/0x300
[  390.087916]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.093472]  ? check_preemption_disabled+0x48/0x200
[  390.098503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.104072]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.108969]  apic_timer_interrupt+0xf/0x20
[  390.113211]  </IRQ>
[  390.115465] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  390.121195] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  390.140220] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  390.147947] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  390.155225] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  390.162500] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  390.169775] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  390.177059] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  390.184376]  cgroup_file_notify+0x226/0x2f0
[  390.188716]  ? cgroup_procs_write_finish+0xf0/0xf0
[  390.193658]  ? print_usage_bug+0xc0/0xc0
[  390.197737]  ? find_held_lock+0x36/0x1c0
[  390.201807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.207371]  shrink_node+0x5e1/0x16b0
[  390.211185]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  390.216500]  ? shrink_node_memcg+0x18e0/0x18e0
[  390.221099]  ? kvm_clock_read+0x18/0x30
[  390.225087]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  390.230116]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  390.234622]  ? kasan_check_write+0x14/0x20
[  390.238867]  ? do_raw_spin_lock+0xc1/0x200
[  390.243111]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  390.248657]  ? __cpuset_node_allowed+0x19b/0x660
[  390.253428]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  390.259145]  ? delayacct_end+0x5a/0x100
[  390.263140]  do_try_to_free_pages+0x3e7/0x1290
[  390.267747]  ? shrink_node+0x16b0/0x16b0
[  390.271827]  ? __lock_is_held+0xb5/0x140
[  390.275913]  try_to_free_pages+0x4d0/0xb90
[  390.280163]  ? do_try_to_free_pages+0x1290/0x1290
[  390.285017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.290574]  ? lock_acquire+0x1ed/0x520
[  390.294567]  ? set_page_refcounted+0x280/0x280
[  390.299167]  ? lock_release+0x970/0x970
[  390.303150]  ? ___might_sleep+0x1ed/0x300
[  390.307306]  ? arch_local_save_flags+0x40/0x40
[  390.311909]  __alloc_pages_slowpath+0x993/0x2d80
[  390.316703]  ? warn_alloc+0x120/0x120
[  390.320509]  ? __radix_tree_lookup+0x4c0/0x4c0
[  390.325110]  ? find_get_entry+0x2f2/0xc40
[  390.329279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  390.334841]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  390.339782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.345328]  ? should_fail+0x22d/0xd01
[  390.349232]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.354366]  ? __lock_is_held+0xb5/0x140
[  390.358468]  ? __lock_is_held+0xb5/0x140
[  390.362549]  ? __lock_acquire+0x7ec/0x4ec0
[  390.366830]  ? ___might_sleep+0x1ed/0x300
[  390.370993]  ? lock_release+0x970/0x970
[  390.374983]  ? arch_local_save_flags+0x40/0x40
[  390.379591]  ? __might_sleep+0x95/0x190
[  390.383589]  __alloc_pages_nodemask+0xa80/0xde0
[  390.388287]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  390.393330]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.399139]  ? kasan_check_read+0x11/0x20
[  390.403297]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.408593]  ? graph_lock+0x170/0x170
[  390.412412]  ? print_usage_bug+0xc0/0xc0
[  390.416485]  ? graph_lock+0x170/0x170
[  390.420300]  ? graph_lock+0x170/0x170
[  390.424119]  ? __do_page_cache_readahead+0x7ce/0x980
[  390.429261]  ? find_held_lock+0x36/0x1c0
[  390.433339]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  390.438893]  alloc_pages_current+0x10c/0x210
[  390.443310]  ? lock_downgrade+0x900/0x900
[  390.447472]  __page_cache_alloc+0x38f/0x5b0
[  390.451806]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.457620]  ? kasan_check_read+0x11/0x20
[  390.461788]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.467112]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  390.471796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.477352]  ? check_preemption_disabled+0x48/0x200
[  390.482394]  filemap_fault+0x1594/0x25f0
[  390.486501]  ? __lock_page_or_retry+0xa00/0xa00
[  390.491181]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.496988]  ? kasan_check_read+0x11/0x20
[  390.501159]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.506450]  ? rcu_bh_qs+0xc0/0xc0
[  390.510011]  ? print_usage_bug+0xc0/0xc0
[  390.514088]  ? filemap_map_pages+0xdea/0x1980
[  390.518596]  ? print_usage_bug+0xc0/0xc0
[  390.522684]  ? find_get_pages_range_tag+0x1320/0x1320
[  390.527885]  ? print_usage_bug+0xc0/0xc0
[  390.531949]  ? __lock_acquire+0x7ec/0x4ec0
[  390.536188]  ? graph_lock+0x170/0x170
[  390.539997]  ? __sigqueue_free.part.27+0x7d/0xa0
[  390.544763]  ? __lock_acquire+0x7ec/0x4ec0
[  390.549021]  ? lock_acquire+0x1ed/0x520
[  390.553000]  ? ext4_filemap_fault+0x7a/0xad
[  390.557335]  ? lock_release+0x970/0x970
[  390.561317]  ? arch_local_save_flags+0x40/0x40
[  390.565932]  ? mark_held_locks+0x130/0x130
[  390.570190]  ? down_read+0xb0/0x1d0
[  390.573832]  ? ext4_filemap_fault+0x7a/0xad
[  390.578165]  ? __down_interruptible+0x700/0x700
[  390.582851]  ? graph_lock+0x170/0x170
[  390.586660]  ? __sigqueue_free.part.27+0x7d/0xa0
[  390.591436]  ext4_filemap_fault+0x82/0xad
[  390.595594]  __do_fault+0x100/0x6b0
[  390.599235]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.604524]  ? print_bad_pte+0x6c0/0x6c0
[  390.608593]  ? pmd_val+0x88/0x100
[  390.612060]  ? add_mm_counter_fast+0xd0/0xd0
[  390.616471]  ? pmd_val+0x88/0x100
[  390.619931]  ? add_mm_counter_fast+0xd0/0xd0
[  390.624349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.629896]  __handle_mm_fault+0x3709/0x53e0
[  390.634319]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  390.639166]  ? graph_lock+0x170/0x170
[  390.642972]  ? print_usage_bug+0xc0/0xc0
[  390.647037]  ? graph_lock+0x170/0x170
[  390.650853]  ? graph_lock+0x170/0x170
[  390.654684]  ? handle_mm_fault+0x42a/0xc70
[  390.658933]  ? lock_downgrade+0x900/0x900
[  390.663083]  ? check_preemption_disabled+0x48/0x200
[  390.668119]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  390.673928]  ? kasan_check_read+0x11/0x20
[  390.678084]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  390.683379]  ? rcu_bh_qs+0xc0/0xc0
[  390.686926]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  390.692390]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.697946]  ? check_preemption_disabled+0x48/0x200
[  390.702995]  handle_mm_fault+0x54f/0xc70
[  390.707078]  ? __handle_mm_fault+0x53e0/0x53e0
[  390.711672]  ? find_vma+0x34/0x190
[  390.715220]  __do_page_fault+0x67d/0xed0
[  390.719316]  ? mm_fault_error+0x380/0x380
[  390.723489]  ? syscall_slow_exit_work+0x520/0x520
[  390.728344]  do_page_fault+0xf2/0x7e0
[  390.732153]  ? vmalloc_sync_all+0x30/0x30
[  390.736306]  ? error_entry+0x70/0xd0
[  390.740030]  ? trace_hardirqs_off_caller+0xbb/0x300
[  390.745052]  ? trace_hardirqs_on_caller+0xc0/0x300
[  390.749992]  ? syscall_return_slowpath+0x5e0/0x5e0
[  390.754930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.759781]  ? trace_hardirqs_off+0x300/0x300
[  390.764284]  ? trace_hardirqs_off_caller+0x300/0x300
[  390.769407]  ? prepare_exit_to_usermode+0x291/0x3b0
[  390.774446]  ? page_fault+0x8/0x30
[  390.777999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  390.782865]  ? page_fault+0x8/0x30
[  390.786413]  page_fault+0x1e/0x30
[  390.789873] RIP: 0033:0x45db60
[  390.793072] Code: Bad RIP value.
[  390.796433] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  390.801803] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  390.809086] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  390.816359] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  390.823637] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  390.830911] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  390.838223] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  390.838287] aoe: skb alloc failure
[  390.845517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  390.845523] Call Trace:
[  390.845530]  <IRQ>
[  390.845552]  dump_stack+0x1c4/0x2b4
[  390.845576]  ? dump_stack_print_info.cold.2+0x52/0x52
[  390.849148] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  390.858497]  warn_alloc.cold.118+0xb7/0x1bd
[  390.861066] syz-fuzzer cpuset=
[  390.863223]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  390.866853] /
[  390.872064]  ? lock_downgrade+0x900/0x900
[  390.882277]  mems_allowed=0
[  390.903415]  ? trace_hardirqs_off+0xb8/0x300
[  390.907857]  ? trace_hardirqs_off+0xb8/0x300
[  390.912294]  __alloc_pages_slowpath+0x2667/0x2d80
[  390.917183]  ? warn_alloc+0x120/0x120
[  390.921010]  ? warn_alloc+0x120/0x120
[  390.924838]  ? print_usage_bug+0xc0/0xc0
[  390.928918]  ? warn_alloc+0x120/0x120
[  390.932734]  ? print_usage_bug+0xc0/0xc0
[  390.936813]  ? __lock_acquire+0x7ec/0x4ec0
[  390.941069]  ? __lock_acquire+0x7ec/0x4ec0
[  390.945324]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  390.950879]  ? should_fail+0x22d/0xd01
[  390.955314]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.960433]  ? __lock_acquire+0x7ec/0x4ec0
[  390.964687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  390.969800]  ? __lock_acquire+0x7ec/0x4ec0
[  390.974056]  ? should_fail+0x22d/0xd01
[  390.977966]  ? mark_held_locks+0x130/0x130
[  390.982216]  ? mark_held_locks+0x130/0x130
[  390.986466]  ? graph_lock+0x170/0x170
[  390.990281]  ? graph_lock+0x170/0x170
[  390.994097]  ? graph_lock+0x170/0x170
[  390.997913]  ? print_usage_bug+0xc0/0xc0
[  391.001992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.007545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.013104]  ? check_preemption_disabled+0x48/0x200
[  391.018133]  ? check_preemption_disabled+0x48/0x200
[  391.023171]  ? __lock_is_held+0xb5/0x140
[  391.027247]  __alloc_pages_nodemask+0xa80/0xde0
[  391.031924]  ? graph_lock+0x170/0x170
[  391.035740]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  391.040763]  ? graph_lock+0x170/0x170
[  391.044579]  ? find_held_lock+0x36/0x1c0
[  391.048659]  ? ____cache_alloc_node+0x1c7/0x1e0
[  391.053335]  ? lock_downgrade+0x900/0x900
[  391.057495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.063049]  cache_grow_begin+0x91/0x8c0
[  391.067128]  ? do_raw_spin_unlock+0xa7/0x2f0
[  391.071556]  fallback_alloc+0x203/0x2e0
[  391.075543]  ____cache_alloc_node+0x1c7/0x1e0
[  391.080056]  kmem_cache_alloc_node+0xe3/0x730
[  391.084563]  ? ipv6_get_ifaddr+0x42e/0x620
[  391.088829]  __alloc_skb+0x119/0x770
[  391.092556]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.097861]  ? skb_scrub_packet+0x490/0x490
[  391.102193]  ? lock_downgrade+0x900/0x900
[  391.106356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.111905]  ? refcount_sub_and_test_checked+0x203/0x310
[  391.117376]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  391.122852]  ? addrconf_rs_timer+0x6f0/0x6f0
[  391.127288]  ndisc_alloc_skb+0x144/0x340
[  391.131364]  ndisc_send_rs+0x331/0x6e0
[  391.135270]  addrconf_rs_timer+0x3c0/0x6f0
[  391.139523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.143799]  call_timer_fn+0x272/0x920
[  391.147751]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.152004]  ? process_timeout+0x40/0x40
[  391.156073]  ? find_held_lock+0x36/0x1c0
[  391.160159]  ? __run_timers+0x7da/0xc70
[  391.164147]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.168653]  ? _raw_spin_unlock_irq+0x27/0x80
[  391.173153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.177399]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  391.181991]  ? trace_hardirqs_on+0xbd/0x310
[  391.186316]  ? kasan_check_read+0x11/0x20
[  391.190475]  ? __run_timers+0x7da/0xc70
[  391.194463]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  391.199938]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.204195]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  391.208444]  __run_timers+0x7e5/0xc70
[  391.212275]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  391.217656]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  391.222688]  ? graph_lock+0x170/0x170
[  391.226504]  ? enqueue_hrtimer+0x1a5/0x560
[  391.230745]  ? lock_release+0x970/0x970
[  391.234728]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  391.239936]  ? find_held_lock+0x36/0x1c0
[  391.244011]  ? graph_lock+0x170/0x170
[  391.247829]  ? pvclock_read_flags+0x160/0x160
[  391.252340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.257884]  ? check_preemption_disabled+0x48/0x200
[  391.262922]  ? __lock_is_held+0xb5/0x140
[  391.266992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.272561]  ? check_preemption_disabled+0x48/0x200
[  391.277605]  run_timer_softirq+0x52/0xb0
[  391.281683]  ? rcu_read_lock_sched_held+0x108/0x120
[  391.286720]  __do_softirq+0x30b/0xad8
[  391.290547]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  391.295669]  ? pvclock_read_flags+0x160/0x160
[  391.300169]  ? lapic_next_event+0x5a/0x90
[  391.304325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.309870]  ? check_preemption_disabled+0x48/0x200
[  391.314891]  ? check_preemption_disabled+0x48/0x200
[  391.319920]  ? kvm_clock_read+0x18/0x30
[  391.323900]  ? kvm_sched_clock_read+0x9/0x20
[  391.328315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.333862]  ? check_preemption_disabled+0x48/0x200
[  391.338899]  irq_exit+0x17f/0x1c0
[  391.342364]  smp_apic_timer_interrupt+0x1cb/0x760
[  391.347211]  ? smp_reschedule_interrupt+0x109/0x650
[  391.352233]  ? smp_call_function_single_interrupt+0x650/0x650
[  391.358132]  ? interrupt_entry+0xb5/0xf0
[  391.362234]  ? trace_hardirqs_off_caller+0xbb/0x300
[  391.367270]  ? trace_hardirqs_off_caller+0xbb/0x300
[  391.372316]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.377175]  ? trace_hardirqs_off+0x300/0x300
[  391.381682]  ? trace_hardirqs_off+0x300/0x300
[  391.386197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.391750]  ? check_preemption_disabled+0x48/0x200
[  391.396794]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.401676]  apic_timer_interrupt+0xf/0x20
[  391.405919]  </IRQ>
[  391.408168] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  391.413114] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  391.432031] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  391.439761] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  391.447047] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  391.454332] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  391.461614] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  391.468942] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  391.476324]  skb_clone+0x1bb/0x500
[  391.479889]  ? skb_split+0x11e0/0x11e0
[  391.483797]  ? preempt_notifier_register+0x200/0x200
[  391.488923]  ? __switch_to_asm+0x34/0x70
[  391.493004]  ? __switch_to_asm+0x34/0x70
[  391.497085]  ? lockdep_hardirqs_on+0x421/0x5c0
[  391.501704]  bpf_clone_redirect+0xb9/0x490
[  391.505958]  ? trace_hardirqs_off_caller+0x300/0x300
[  391.511088]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  391.516139]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  391.520927]  ? find_held_lock+0x36/0x1c0
[  391.525010]  ? lock_acquire+0x1ed/0x520
[  391.528999]  ? bpf_test_run+0x32e/0x5a0
[  391.532994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.538564]  ? check_preemption_disabled+0x48/0x200
[  391.543606]  ? kasan_check_read+0x11/0x20
[  391.547771]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  391.553064]  ? rcu_bh_qs+0xc0/0xc0
[  391.556634]  ? bpf_test_run+0x1c0/0x5a0
[  391.560632]  ? netlink_diag_dump+0x2a0/0x2a0
[  391.565056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.570600]  ? bpf_test_init.isra.9+0x70/0x100
[  391.575199]  ? bpf_prog_test_run_skb+0x634/0xb40
[  391.579984]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  391.584848]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  391.590402]  ? fput+0x130/0x1a0
[  391.593694]  ? __bpf_prog_get+0x9b/0x290
[  391.597768]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  391.602625]  ? bpf_prog_test_run+0x130/0x1a0
[  391.607051]  ? __x64_sys_bpf+0x3d8/0x510
[  391.611129]  ? bpf_prog_get+0x20/0x20
[  391.614965]  ? do_syscall_64+0x1b9/0x820
[  391.619036]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  391.624422]  ? syscall_return_slowpath+0x5e0/0x5e0
[  391.629368]  ? trace_hardirqs_off+0x300/0x300
[  391.633882]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  391.638912]  ? recalc_sigpending_tsk+0x180/0x180
[  391.643690]  ? kasan_check_write+0x14/0x20
[  391.647958]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  391.652845]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  391.658241] warn_alloc_show_mem: 1 callbacks suppressed
[  391.658254] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  391.658257] Mem-Info:
[  391.658287] active_anon:42551 inactive_anon:372 isolated_anon:0
[  391.658287]  active_file:18 inactive_file:16 isolated_file:0
[  391.658287]  unevictable:0 dirty:0 writeback:0 unstable:0
[  391.658287]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  391.658287]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  391.658287]  free:13623 free_pcp:186 free_cma:0
[  391.663641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  391.670588] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  391.672997] Call Trace:
[  391.706142] Node 0 
[  391.715510]  <IRQ>
[  391.743233] 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
[  391.745804]  dump_stack+0x1c4/0x2b4
[  391.748014] lowmem_reserve[]: 0
[  391.750179]  ? dump_stack_print_info.cold.2+0x52/0x52
[  391.775744]  2815 6318
[  391.779409]  warn_alloc.cold.118+0xb7/0x1bd
[  391.782645]  6318
[  391.787863]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  391.790343] Node 0 
[  391.794671]  ? lock_downgrade+0x900/0x900
[  391.796731] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  391.801553]  ? trace_hardirqs_off+0xb8/0x300
[  391.803761] lowmem_reserve[]: 0
[  391.807928]  ? trace_hardirqs_off+0xb8/0x300
[  391.834451]  0
[  391.838882]  __alloc_pages_slowpath+0x2667/0x2d80
[  391.842121]  3503 3503
[  391.846570]  ? warn_alloc+0x120/0x120
[  391.853166]  ? __lock_acquire+0x7ec/0x4ec0
[  391.855647] Node 0 
[  391.859451]  ? warn_alloc+0x120/0x120
[  391.863686] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  391.865899]  ? print_usage_bug+0xc0/0xc0
[  391.869667] lowmem_reserve[]: 0
[  391.898058]  ? warn_alloc+0x120/0x120
[  391.902106]  0
[  391.905383]  ? print_usage_bug+0xc0/0xc0
[  391.909159]  0
[  391.910963]  ? mark_held_locks+0x130/0x130
[  391.914998]  0
[  391.916798]  ? mark_held_locks+0x130/0x130
[  391.922834]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  391.927049] Node 0 DMA: 
[  391.932594]  ? should_fail+0x22d/0xd01
[  391.932617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  391.935273] 1*4kB 
[  391.939161]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.944669] (U) 0*8kB 
[  391.946838]  ? __lock_acquire+0x7ec/0x4ec0
[  391.952138] 0*16kB 1*32kB 
[  391.954650]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  391.958859] (U) 
[  391.961702]  ? should_fail+0x22d/0xd01
[  391.966776] 2*64kB (U) 
[  391.968763]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  391.972618] 1*128kB (U) 
[  391.975217]  ? mark_held_locks+0x130/0x130
[  391.980720] 1*256kB (U) 
[  391.983401]  ? mark_held_locks+0x130/0x130
[  391.987619] 0*512kB 
[  391.990292]  ? graph_lock+0x170/0x170
[  391.994515] 1*1024kB 
[  391.996849]  ? graph_lock+0x170/0x170
[  392.000621] (U) 1*2048kB 
[  392.003041]  ? print_usage_bug+0xc0/0xc0
[  392.006809] (M) 3*4096kB 
[  392.009583]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.013620] (M) 
[  392.016387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.020763] = 15908kB
[  392.020773] Node 0 
[  392.022746]  ? check_preemption_disabled+0x48/0x200
[  392.028254] DMA32: 4*4kB 
[  392.030673]  ? check_preemption_disabled+0x48/0x200
[  392.032891] (UM) 
[  392.037913]  ? __lock_is_held+0xb5/0x140
[  392.040635] 3*8kB (UM) 
[  392.045664]  __alloc_pages_nodemask+0xa80/0xde0
[  392.047698] 1*16kB (M) 
[  392.051767]  ? graph_lock+0x170/0x170
[  392.054333] 2*32kB 
[  392.059026]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.062012] (UM) 
[  392.065835]  ? graph_lock+0x170/0x170
[  392.068050] 2*64kB 
[  392.073082]  ? find_held_lock+0x36/0x1c0
[  392.075115] (M) 
[  392.078922]  ? ____cache_alloc_node+0x1c7/0x1e0
[  392.081122] 4*128kB (UM) 
[  392.085189]  ? lock_downgrade+0x900/0x900
[  392.087144] 2*256kB 
[  392.091814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.094556] (M) 
[  392.098706]  cache_grow_begin+0x91/0x8c0
[  392.101010] 4*512kB 
[  392.106545]  ? do_raw_spin_unlock+0xa7/0x2f0
[  392.108491] (UM) 3*1024kB 
[  392.112566]  fallback_alloc+0x203/0x2e0
[  392.114858] (M) 3*2048kB 
[  392.120027]  ____cache_alloc_node+0x1c7/0x1e0
[  392.122856] (M) 
[  392.126849]  kmem_cache_alloc_node+0xe3/0x730
[  392.129575] 3*4096kB (M) 
[  392.134094]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  392.136050] = 24824kB
[  392.136059] Node 0 
[  392.140555]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  392.143290] Normal: 
[  392.148399]  __alloc_skb+0x119/0x770
[  392.150785] 2044*4kB 
[  392.153020]  ? calc_wheel_index+0x220/0x220
[  392.157582] (UMEH) 
[  392.159919]  ? skb_scrub_packet+0x490/0x490
[  392.163639] 226*8kB 
[  392.166060]  ? vprintk_default+0x28/0x30
[  392.170368] (UMEH) 
[  392.172615]  ? vprintk_func+0x85/0x181
[  392.176907] 46*16kB (UME) 
[  392.179246]  ? printk+0xa7/0xcf
[  392.183275] 27*32kB (UME) 
[  392.185530]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  392.189395] 10*64kB 
[  392.192251]  new_skb+0x26/0x1c0
[  392.195503] (UME) 
[  392.198360]  aoecmd_cfg+0x279/0x7f0
[  392.203106] 4*128kB 
[  392.205436]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  392.208689] (UM) 
[  392.210857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.214458] 0*256kB 
[  392.216785]  ? check_preemption_disabled+0x48/0x200
[  392.221091] 2*512kB 
[  392.223168]  ? check_preemption_disabled+0x48/0x200
[  392.228679] (U) 
[  392.231018]  ? __lock_is_held+0xb5/0x140
[  392.236001] 0*1024kB 
[  392.238335]  discover_timer+0x50/0x60
[  392.243310] 0*2048kB 0*4096kB 
[  392.245296]  call_timer_fn+0x272/0x920
[  392.249333] = 13760kB
[  392.251780]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  392.255565] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  392.258757]  ? process_timeout+0x40/0x40
[  392.262629] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  392.265037]  ? find_held_lock+0x36/0x1c0
[  392.269862] 413 total pagecache pages
[  392.278709]  ? mark_held_locks+0xc7/0x130
[  392.282753] 0 pages in swap cache
[  392.291334]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.295380] Swap cache stats: add 0, delete 0, find 0/0
[  392.299180]  ? _raw_spin_unlock_irq+0x27/0x80
[  392.303326] Free swap  = 0kB
[  392.306784]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  392.311253] Total swap = 0kB
[  392.311263] 1965979 pages RAM
[  392.316649]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  392.321140] 0 pages HighMem/MovableOnly
[  392.324170]  ? trace_hardirqs_on+0xbd/0x310
[  392.328989] 343323 pages reserved
[  392.329000] 0 pages cma reserved
[  392.332041]  ? kasan_check_read+0x11/0x20
[  392.335198] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  392.339730]  ? __run_timers+0x7da/0xc70
[  392.343812] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  392.348017]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  392.351458] syz-executor3 cpuset=
[  392.354854]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  392.358972] syz3
[  392.365481]  __run_timers+0x7e5/0xc70
[  392.369446]  mems_allowed=0
[  392.379955]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  392.407819]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  392.412886]  ? graph_lock+0x170/0x170
[  392.416712]  ? print_usage_bug+0xc0/0xc0
[  392.420784]  ? lock_release+0x970/0x970
[  392.424772]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  392.429985]  ? find_held_lock+0x36/0x1c0
[  392.434069]  ? graph_lock+0x170/0x170
[  392.437884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.443443]  ? check_preemption_disabled+0x48/0x200
[  392.448515]  ? __lock_is_held+0xb5/0x140
[  392.452611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.458174]  ? check_preemption_disabled+0x48/0x200
[  392.463217]  run_timer_softirq+0x52/0xb0
[  392.467299]  ? rcu_read_lock_sched_held+0x108/0x120
[  392.472333]  __do_softirq+0x30b/0xad8
[  392.476160]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  392.481283]  ? pvclock_read_flags+0x160/0x160
[  392.485790]  ? lapic_next_event+0x5a/0x90
[  392.489961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.495511]  ? check_preemption_disabled+0x48/0x200
[  392.500539]  ? check_preemption_disabled+0x48/0x200
[  392.505579]  ? kvm_clock_read+0x18/0x30
[  392.509578]  ? kvm_sched_clock_read+0x9/0x20
[  392.514022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.519606]  ? check_preemption_disabled+0x48/0x200
[  392.524656]  irq_exit+0x17f/0x1c0
[  392.528128]  smp_apic_timer_interrupt+0x1cb/0x760
[  392.532982]  ? smp_reschedule_interrupt+0x109/0x650
[  392.538035]  ? smp_call_function_single_interrupt+0x650/0x650
[  392.543939]  ? interrupt_entry+0xb5/0xf0
[  392.548022]  ? trace_hardirqs_off_caller+0xbb/0x300
[  392.553053]  ? trace_hardirqs_off_caller+0xbb/0x300
[  392.558087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.562945]  ? trace_hardirqs_off+0x300/0x300
[  392.567453]  ? trace_hardirqs_off+0x300/0x300
[  392.571988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.577544]  ? check_preemption_disabled+0x48/0x200
[  392.582575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.588139]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  392.593011]  apic_timer_interrupt+0xf/0x20
[  392.597256]  </IRQ>
[  392.599503] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  392.605221] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  392.624139] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  392.631864] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  392.639250] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  392.646533] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  392.653957] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  392.661237] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  392.668565]  cgroup_file_notify+0x226/0x2f0
[  392.672917]  ? cgroup_procs_write_finish+0xf0/0xf0
[  392.678091]  ? print_usage_bug+0xc0/0xc0
[  392.682193]  ? find_held_lock+0x36/0x1c0
[  392.686280]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.692024]  shrink_node+0x5e1/0x16b0
[  392.695858]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  392.701193]  ? shrink_node_memcg+0x18e0/0x18e0
[  392.705800]  ? kvm_clock_read+0x18/0x30
[  392.709803]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  392.714856]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  392.719360]  ? kasan_check_write+0x14/0x20
[  392.723611]  ? do_raw_spin_lock+0xc1/0x200
[  392.727872]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  392.733421]  ? __cpuset_node_allowed+0x19b/0x660
[  392.738192]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  392.743915]  ? delayacct_end+0x5a/0x100
[  392.747909]  do_try_to_free_pages+0x3e7/0x1290
[  392.752522]  ? shrink_node+0x16b0/0x16b0
[  392.756595]  ? __lock_is_held+0xb5/0x140
[  392.760694]  try_to_free_pages+0x4d0/0xb90
[  392.764949]  ? do_try_to_free_pages+0x1290/0x1290
[  392.769798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.775375]  ? lock_acquire+0x1ed/0x520
[  392.779359]  ? set_page_refcounted+0x280/0x280
[  392.783962]  ? lock_release+0x970/0x970
[  392.787950]  ? ___might_sleep+0x1ed/0x300
[  392.792106]  ? arch_local_save_flags+0x40/0x40
[  392.796709]  __alloc_pages_slowpath+0x993/0x2d80
[  392.801510]  ? warn_alloc+0x120/0x120
[  392.805402]  ? __radix_tree_lookup+0x4c0/0x4c0
[  392.810011]  ? find_get_entry+0x2f2/0xc40
[  392.814200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  392.819762]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  392.824797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.830360]  ? should_fail+0x22d/0xd01
[  392.834278]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  392.839399]  ? __lock_is_held+0xb5/0x140
[  392.843514]  ? __lock_is_held+0xb5/0x140
[  392.847653]  ? __lock_acquire+0x7ec/0x4ec0
[  392.851953]  ? ___might_sleep+0x1ed/0x300
[  392.856125]  ? lock_release+0x970/0x970
[  392.860125]  ? arch_local_save_flags+0x40/0x40
[  392.865022]  ? __might_sleep+0x95/0x190
[  392.869061]  __alloc_pages_nodemask+0xa80/0xde0
[  392.873763]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  392.878802]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  392.884620]  ? kasan_check_read+0x11/0x20
[  392.888780]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.894071]  ? graph_lock+0x170/0x170
[  392.897883]  ? print_usage_bug+0xc0/0xc0
[  392.901955]  ? graph_lock+0x170/0x170
[  392.905761]  ? graph_lock+0x170/0x170
[  392.909581]  ? __do_page_cache_readahead+0x7ce/0x980
[  392.914713]  ? find_held_lock+0x36/0x1c0
[  392.918840]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  392.924408]  alloc_pages_current+0x10c/0x210
[  392.928832]  ? lock_downgrade+0x900/0x900
[  392.933002]  __page_cache_alloc+0x38f/0x5b0
[  392.937334]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  392.943136]  ? kasan_check_read+0x11/0x20
[  392.947297]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.953051]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  392.957740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  392.963290]  ? check_preemption_disabled+0x48/0x200
[  392.968337]  filemap_fault+0x1594/0x25f0
[  392.972426]  ? __lock_page_or_retry+0xa00/0xa00
[  392.977104]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  392.982935]  ? kasan_check_read+0x11/0x20
[  392.987108]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  392.992430]  ? rcu_bh_qs+0xc0/0xc0
[  392.995987]  ? print_usage_bug+0xc0/0xc0
[  393.000062]  ? filemap_map_pages+0xdea/0x1980
[  393.004579]  ? print_usage_bug+0xc0/0xc0
[  393.008664]  ? find_get_pages_range_tag+0x1320/0x1320
[  393.013887]  ? print_usage_bug+0xc0/0xc0
[  393.017955]  ? __lock_acquire+0x7ec/0x4ec0
[  393.022194]  ? graph_lock+0x170/0x170
[  393.026006]  ? __sigqueue_free.part.27+0x7d/0xa0
[  393.030778]  ? __lock_acquire+0x7ec/0x4ec0
[  393.035030]  ? lock_acquire+0x1ed/0x520
[  393.039034]  ? ext4_filemap_fault+0x7a/0xad
[  393.043370]  ? lock_release+0x970/0x970
[  393.047349]  ? arch_local_save_flags+0x40/0x40
[  393.051939]  ? mark_held_locks+0x130/0x130
[  393.056192]  ? down_read+0xb0/0x1d0
[  393.060270]  ? ext4_filemap_fault+0x7a/0xad
[  393.064594]  ? __down_interruptible+0x700/0x700
[  393.069275]  ? graph_lock+0x170/0x170
[  393.073081]  ? __sigqueue_free.part.27+0x7d/0xa0
[  393.077863]  ext4_filemap_fault+0x82/0xad
[  393.082024]  __do_fault+0x100/0x6b0
[  393.085655]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.090943]  ? print_bad_pte+0x6c0/0x6c0
[  393.095014]  ? pmd_val+0x88/0x100
[  393.098478]  ? add_mm_counter_fast+0xd0/0xd0
[  393.102890]  ? pmd_val+0x88/0x100
[  393.106345]  ? add_mm_counter_fast+0xd0/0xd0
[  393.110770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.116318]  __handle_mm_fault+0x3709/0x53e0
[  393.120744]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  393.125594]  ? graph_lock+0x170/0x170
[  393.129404]  ? print_usage_bug+0xc0/0xc0
[  393.133479]  ? graph_lock+0x170/0x170
[  393.137294]  ? graph_lock+0x170/0x170
[  393.141157]  ? handle_mm_fault+0x42a/0xc70
[  393.145418]  ? lock_downgrade+0x900/0x900
[  393.149569]  ? check_preemption_disabled+0x48/0x200
[  393.154607]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  393.160403]  ? kasan_check_read+0x11/0x20
[  393.164557]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.169850]  ? rcu_bh_qs+0xc0/0xc0
[  393.173394]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.178861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.184405]  ? check_preemption_disabled+0x48/0x200
[  393.189445]  handle_mm_fault+0x54f/0xc70
[  393.193520]  ? __handle_mm_fault+0x53e0/0x53e0
[  393.198108]  ? find_vma+0x34/0x190
[  393.201670]  __do_page_fault+0x67d/0xed0
[  393.205747]  ? mm_fault_error+0x380/0x380
[  393.209905]  ? syscall_slow_exit_work+0x520/0x520
[  393.214762]  do_page_fault+0xf2/0x7e0
[  393.218568]  ? vmalloc_sync_all+0x30/0x30
[  393.222724]  ? error_entry+0x70/0xd0
[  393.226441]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.231456]  ? trace_hardirqs_on_caller+0xc0/0x300
[  393.236385]  ? syscall_return_slowpath+0x5e0/0x5e0
[  393.241321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.246171]  ? trace_hardirqs_off+0x300/0x300
[  393.250671]  ? trace_hardirqs_off_caller+0x300/0x300
[  393.255784]  ? prepare_exit_to_usermode+0x291/0x3b0
[  393.260811]  ? page_fault+0x8/0x30
[  393.264366]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.269219]  ? page_fault+0x8/0x30
[  393.272772]  page_fault+0x1e/0x30
[  393.276229] RIP: 0033:0x45db60
[  393.279429] Code: Bad RIP value.
[  393.282793] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  393.288168] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  393.295440] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  393.302711] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  393.309983] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  393.317250] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  393.324556] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  393.324629] aoe: skb alloc failure
[  393.331855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  393.331861] Call Trace:
[  393.331868]  <IRQ>
[  393.331888]  dump_stack+0x1c4/0x2b4
[  393.331907]  ? dump_stack_print_info.cold.2+0x52/0x52
[  393.335462] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  393.344803]  warn_alloc.cold.118+0xb7/0x1bd
[  393.347354] syz-fuzzer cpuset=
[  393.349501]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  393.353103] / mems_allowed=0
[  393.358301]  ? lock_downgrade+0x900/0x900
[  393.388001]  ? trace_hardirqs_off+0xb8/0x300
[  393.392424]  ? trace_hardirqs_off+0xb8/0x300
[  393.396858]  __alloc_pages_slowpath+0x2667/0x2d80
[  393.401742]  ? warn_alloc+0x120/0x120
[  393.405553]  ? trace_hardirqs_on+0x310/0x310
[  393.409969]  ? warn_alloc+0x120/0x120
[  393.413777]  ? print_usage_bug+0xc0/0xc0
[  393.417848]  ? warn_alloc+0x120/0x120
[  393.421655]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  393.426678]  ? print_usage_bug+0xc0/0xc0
[  393.430749]  ? __lock_acquire+0x7ec/0x4ec0
[  393.434985]  ? __lock_acquire+0x7ec/0x4ec0
[  393.439226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  393.444766]  ? should_fail+0x22d/0xd01
[  393.448663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.453770]  ? __lock_acquire+0x7ec/0x4ec0
[  393.458015]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  393.463121]  ? __lock_acquire+0x7ec/0x4ec0
[  393.467359]  ? should_fail+0x22d/0xd01
[  393.471251]  ? print_usage_bug+0xc0/0xc0
[  393.475332]  ? mark_held_locks+0x130/0x130
[  393.479576]  ? mark_held_locks+0x130/0x130
[  393.483829]  ? graph_lock+0x170/0x170
[  393.487635]  ? print_usage_bug+0xc0/0xc0
[  393.491700]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  393.496460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.501997]  ? check_preemption_disabled+0x48/0x200
[  393.507014]  ? check_preemption_disabled+0x48/0x200
[  393.512044]  ? __lock_is_held+0xb5/0x140
[  393.516124]  __alloc_pages_nodemask+0xa80/0xde0
[  393.520795]  ? graph_lock+0x170/0x170
[  393.524616]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  393.529632]  ? graph_lock+0x170/0x170
[  393.533445]  ? find_held_lock+0x36/0x1c0
[  393.537521]  ? ____cache_alloc_node+0x1c7/0x1e0
[  393.542191]  ? lock_downgrade+0x900/0x900
[  393.546349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.551899]  cache_grow_begin+0x91/0x8c0
[  393.555968]  ? do_raw_spin_unlock+0xa7/0x2f0
[  393.560388]  fallback_alloc+0x203/0x2e0
[  393.564372]  ____cache_alloc_node+0x1c7/0x1e0
[  393.568876]  kmem_cache_alloc_node+0xe3/0x730
[  393.573378]  ? ipv6_get_ifaddr+0x42e/0x620
[  393.577628]  __alloc_skb+0x119/0x770
[  393.581349]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  393.586637]  ? skb_scrub_packet+0x490/0x490
[  393.590962]  ? lock_downgrade+0x900/0x900
[  393.595130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.600672]  ? refcount_sub_and_test_checked+0x203/0x310
[  393.606131]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  393.611585]  ? addrconf_rs_timer+0x6f0/0x6f0
[  393.616015]  ndisc_alloc_skb+0x144/0x340
[  393.620093]  ndisc_send_rs+0x331/0x6e0
[  393.624002]  addrconf_rs_timer+0x3c0/0x6f0
[  393.628248]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.632497]  call_timer_fn+0x272/0x920
[  393.636389]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.640630]  ? process_timeout+0x40/0x40
[  393.644692]  ? find_held_lock+0x36/0x1c0
[  393.648768]  ? __run_timers+0x7da/0xc70
[  393.652758]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.657259]  ? _raw_spin_unlock_irq+0x27/0x80
[  393.661755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.666001]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  393.670592]  ? trace_hardirqs_on+0xbd/0x310
[  393.674915]  ? kasan_check_read+0x11/0x20
[  393.679069]  ? __run_timers+0x7da/0xc70
[  393.683055]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  393.688529]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.692779]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  393.697017]  __run_timers+0x7e5/0xc70
[  393.700849]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  393.706225]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  393.711247]  ? graph_lock+0x170/0x170
[  393.715055]  ? enqueue_hrtimer+0x1a5/0x560
[  393.719290]  ? lock_release+0x970/0x970
[  393.723266]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  393.728463]  ? find_held_lock+0x36/0x1c0
[  393.732532]  ? graph_lock+0x170/0x170
[  393.736339]  ? pvclock_read_flags+0x160/0x160
[  393.740846]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.746389]  ? check_preemption_disabled+0x48/0x200
[  393.751418]  ? __lock_is_held+0xb5/0x140
[  393.755486]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.761031]  ? check_preemption_disabled+0x48/0x200
[  393.766064]  run_timer_softirq+0x52/0xb0
[  393.770137]  ? rcu_read_lock_sched_held+0x108/0x120
[  393.775157]  __do_softirq+0x30b/0xad8
[  393.779324]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  393.784441]  ? pvclock_read_flags+0x160/0x160
[  393.788938]  ? lapic_next_event+0x5a/0x90
[  393.793125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.798666]  ? check_preemption_disabled+0x48/0x200
[  393.803682]  ? check_preemption_disabled+0x48/0x200
[  393.808705]  ? kvm_clock_read+0x18/0x30
[  393.812682]  ? kvm_sched_clock_read+0x9/0x20
[  393.817096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.822903]  ? check_preemption_disabled+0x48/0x200
[  393.827936]  irq_exit+0x17f/0x1c0
[  393.831490]  smp_apic_timer_interrupt+0x1cb/0x760
[  393.836333]  ? smp_reschedule_interrupt+0x109/0x650
[  393.841355]  ? smp_call_function_single_interrupt+0x650/0x650
[  393.847239]  ? interrupt_entry+0xb5/0xf0
[  393.851304]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.856319]  ? trace_hardirqs_off_caller+0xbb/0x300
[  393.861339]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.866188]  ? trace_hardirqs_off+0x300/0x300
[  393.870684]  ? trace_hardirqs_off+0x300/0x300
[  393.875184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  393.880719]  ? check_preemption_disabled+0x48/0x200
[  393.885750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  393.890607]  apic_timer_interrupt+0xf/0x20
[  393.894929]  </IRQ>
[  393.897170] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  393.902112] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  393.921025] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  393.928747] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  393.936029] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  393.943307] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  393.950587] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  393.957863] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  393.965195]  skb_clone+0x1bb/0x500
[  393.968754]  ? skb_split+0x11e0/0x11e0
[  393.972651]  ? preempt_notifier_register+0x200/0x200
[  393.977759]  ? __switch_to_asm+0x34/0x70
[  393.981837]  ? __switch_to_asm+0x34/0x70
[  393.985920]  ? lockdep_hardirqs_on+0x421/0x5c0
[  393.990518]  bpf_clone_redirect+0xb9/0x490
[  393.994758]  ? trace_hardirqs_off_caller+0x300/0x300
[  393.999874]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  394.005074]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  394.009863]  ? find_held_lock+0x36/0x1c0
[  394.013941]  ? lock_acquire+0x1ed/0x520
[  394.017921]  ? bpf_test_run+0x32e/0x5a0
[  394.021906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.027447]  ? check_preemption_disabled+0x48/0x200
[  394.032470]  ? kasan_check_read+0x11/0x20
[  394.036624]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  394.041907]  ? rcu_bh_qs+0xc0/0xc0
[  394.045463]  ? bpf_test_run+0x1c0/0x5a0
[  394.049450]  ? netlink_diag_dump+0x2a0/0x2a0
[  394.053867]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.059662]  ? bpf_test_init.isra.9+0x70/0x100
[  394.064258]  ? bpf_prog_test_run_skb+0x634/0xb40
[  394.069026]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  394.073875]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  394.079415]  ? fput+0x130/0x1a0
[  394.082703]  ? __bpf_prog_get+0x9b/0x290
[  394.086774]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  394.091625]  ? bpf_prog_test_run+0x130/0x1a0
[  394.096222]  ? __x64_sys_bpf+0x3d8/0x510
[  394.100291]  ? bpf_prog_get+0x20/0x20
[  394.104123]  ? do_syscall_64+0x1b9/0x820
[  394.108196]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  394.113569]  ? syscall_return_slowpath+0x5e0/0x5e0
[  394.118503]  ? trace_hardirqs_off+0x300/0x300
[  394.123010]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  394.128029]  ? recalc_sigpending_tsk+0x180/0x180
[  394.132789]  ? kasan_check_write+0x14/0x20
[  394.137040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  394.141900]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  394.147298] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  394.147305] warn_alloc_show_mem: 1 callbacks suppressed
[  394.147312] Mem-Info:
[  394.154243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  394.159619] active_anon:42551 inactive_anon:372 isolated_anon:0
[  394.159619]  active_file:18 inactive_file:16 isolated_file:0
[  394.159619]  unevictable:0 dirty:0 writeback:0 unstable:0
[  394.159619]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  394.159619]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  394.159619]  free:13623 free_pcp:186 free_cma:0
[  394.162005] Call Trace:
[  394.171397] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  394.204267]  <IRQ>
[  394.206855] Node 0 
[  394.234541]  dump_stack+0x1c4/0x2b4
[  394.236706] 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
[  394.238927]  ? dump_stack_print_info.cold.2+0x52/0x52
[  394.242521] lowmem_reserve[]: 0
[  394.268067]  warn_alloc.cold.118+0xb7/0x1bd
[  394.273231]  2815
[  394.276537]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  394.280816]  6318
[  394.282894]  ? lock_downgrade+0x900/0x900
[  394.287707]  6318
[  394.289787]  ? trace_hardirqs_off+0xb8/0x300
[  394.293907] Node 0 
[  394.295976]  ? trace_hardirqs_off+0xb8/0x300
[  394.300378] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  394.302606]  __alloc_pages_slowpath+0x2667/0x2d80
[  394.306971] lowmem_reserve[]: 0
[  394.334635]  ? warn_alloc+0x120/0x120
[  394.339426]  0 3503 3503
[  394.339446] Node 0 Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  394.339481] lowmem_reserve[]: 0 0 0
[  394.342925]  ? __lock_acquire+0x7ec/0x4ec0
[  394.346688]  0
[  394.349468]  ? warn_alloc+0x120/0x120
[  394.379060] Node 0 
[  394.382924]  ? print_usage_bug+0xc0/0xc0
[  394.387132] DMA: 
[  394.388938]  ? warn_alloc+0x120/0x120
[  394.392711] 1*4kB 
[  394.394946]  ? print_usage_bug+0xc0/0xc0
[  394.399002] (U) 0*8kB 
[  394.401254]  ? mark_held_locks+0x130/0x130
[  394.405036] 0*16kB 
[  394.407186]  ? mark_held_locks+0x130/0x130
[  394.411222] 1*32kB (U) 
[  394.413730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  394.417933] 2*64kB (U) 
[  394.420179]  ? should_fail+0x22d/0xd01
[  394.424385] 1*128kB (U) 
[  394.426981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.432488] 1*256kB (U) 
[  394.435086]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.438949] 0*512kB 
[  394.441627]  ? __lock_acquire+0x7ec/0x4ec0
[  394.447138] 1*1024kB (U) 
[  394.449832]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  394.454904] 1*2048kB (M) 
[  394.457248]  ? should_fail+0x22d/0xd01
[  394.461455] 3*4096kB (M) 
[  394.464228]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  394.469297] = 15908kB
[  394.469306] Node 0 
[  394.472080]  ? mark_held_locks+0x130/0x130
[  394.475926] DMA32: 4*4kB 
[  394.478696]  ? mark_held_locks+0x130/0x130
[  394.484217] (UM) 
[  394.487245]  ? graph_lock+0x170/0x170
[  394.489447] 3*8kB (UM) 
[  394.493693]  ? graph_lock+0x170/0x170
[  394.496427] 1*16kB (M) 
[  394.500678]  ? print_usage_bug+0xc0/0xc0
[  394.502708] 2*32kB (UM) 
[  394.506517]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.509081] 2*64kB 
[  394.512879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.515444] (M) 
[  394.519507]  ? check_preemption_disabled+0x48/0x200
[  394.522160] 4*128kB 
[  394.526580]  ? check_preemption_disabled+0x48/0x200
[  394.528785] (UM) 
[  394.534332]  ? __lock_is_held+0xb5/0x140
[  394.536271] 2*256kB (M) 
[  394.541305]  __alloc_pages_nodemask+0xa80/0xde0
[  394.543633] 4*512kB 
[  394.548646]  ? graph_lock+0x170/0x170
[  394.550682] (UM) 3*1024kB 
[  394.554762]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  394.557407] (M) 
[  394.562093]  ? graph_lock+0x170/0x170
[  394.562123]  ? find_held_lock+0x36/0x1c0
[  394.564426] 3*2048kB 
[  394.568229]  ? ____cache_alloc_node+0x1c7/0x1e0
[  394.571043] (M) 
[  394.576067]  ? lock_downgrade+0x900/0x900
[  394.578031] 3*4096kB 
[  394.581848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.585872] (M) 
[  394.588288]  cache_grow_begin+0x91/0x8c0
[  394.592937] = 24824kB
[  394.594920]  ? do_raw_spin_unlock+0xa7/0x2f0
[  394.599047] Node 0 
[  394.601465]  fallback_alloc+0x203/0x2e0
[  394.606967] Normal: 2044*4kB 
[  394.608957]  ____cache_alloc_node+0x1c7/0x1e0
[  394.612996] (UMEH) 
[  394.615408]  kmem_cache_alloc_node+0xe3/0x730
[  394.619788] 226*8kB (UMEH) 
[  394.622045]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  394.625999] 46*16kB 
[  394.629100]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  394.633574] (UME) 27*32kB 
[  394.635841]  __alloc_skb+0x119/0x770
[  394.640305] (UME) 
[  394.643238]  ? calc_wheel_index+0x220/0x220
[  394.648318] 10*64kB 
[  394.650642]  ? skb_scrub_packet+0x490/0x490
[  394.655199] (UME) 
[  394.658052]  ? vprintk_default+0x28/0x30
[  394.661737] 4*128kB (UM) 
[  394.663892]  ? vprintk_func+0x85/0x181
[  394.668191] 0*256kB 
[  394.670512]  ? printk+0xa7/0xcf
[  394.674812] 2*512kB 
[  394.676969]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  394.680998] (U) 0*1024kB 
[  394.683771]  new_skb+0x26/0x1c0
[  394.687635] 0*2048kB 
[  394.689960]  aoecmd_cfg+0x279/0x7f0
[  394.693222] 0*4096kB 
[  394.695546]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  394.700279] = 13760kB
[  394.703036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.706300] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  394.708701]  ? check_preemption_disabled+0x48/0x200
[  394.712313] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  394.714714]  ? check_preemption_disabled+0x48/0x200
[  394.719018] 413 total pagecache pages
[  394.721438]  ? __lock_is_held+0xb5/0x140
[  394.726949] 0 pages in swap cache
[  394.735791]  discover_timer+0x50/0x60
[  394.740780] Swap cache stats: add 0, delete 0, find 0/0
[  394.749367]  call_timer_fn+0x272/0x920
[  394.754364] Free swap  = 0kB
[  394.758167]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  394.762195] Total swap = 0kB
[  394.762204] 1965979 pages RAM
[  394.765661]  ? process_timeout+0x40/0x40
[  394.769434] 0 pages HighMem/MovableOnly
[  394.774795]  ? find_held_lock+0x36/0x1c0
[  394.778651] 343323 pages reserved
[  394.778660] 0 pages cma reserved
[  394.781686]  ? mark_held_locks+0xc7/0x130
[  394.786560] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  394.789514]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.792685] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  394.796665]  ? _raw_spin_unlock_irq+0x27/0x80
[  394.800622] syz-executor3 cpuset=
[  394.804690]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  394.808122] syz3
[  394.811488]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  394.815608]  mems_allowed=0
[  394.859245]  ? trace_hardirqs_on+0xbd/0x310
[  394.863567]  ? kasan_check_read+0x11/0x20
[  394.867727]  ? __run_timers+0x7da/0xc70
[  394.871710]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  394.877176]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  394.882021]  __run_timers+0x7e5/0xc70
[  394.885850]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  394.891224]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  394.896244]  ? graph_lock+0x170/0x170
[  394.900083]  ? print_usage_bug+0xc0/0xc0
[  394.904148]  ? lock_release+0x970/0x970
[  394.908125]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  394.913325]  ? find_held_lock+0x36/0x1c0
[  394.917393]  ? graph_lock+0x170/0x170
[  394.921202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.926740]  ? check_preemption_disabled+0x48/0x200
[  394.931776]  ? __lock_is_held+0xb5/0x140
[  394.935851]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.941394]  ? check_preemption_disabled+0x48/0x200
[  394.946432]  run_timer_softirq+0x52/0xb0
[  394.950496]  ? rcu_read_lock_sched_held+0x108/0x120
[  394.955812]  __do_softirq+0x30b/0xad8
[  394.959649]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  394.964763]  ? pvclock_read_flags+0x160/0x160
[  394.969261]  ? lapic_next_event+0x5a/0x90
[  394.973414]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  394.978953]  ? check_preemption_disabled+0x48/0x200
[  394.983970]  ? check_preemption_disabled+0x48/0x200
[  394.988996]  ? kvm_clock_read+0x18/0x30
[  394.992979]  ? kvm_sched_clock_read+0x9/0x20
[  394.997394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.002930]  ? check_preemption_disabled+0x48/0x200
[  395.007961]  irq_exit+0x17f/0x1c0
[  395.011423]  smp_apic_timer_interrupt+0x1cb/0x760
[  395.016268]  ? smp_reschedule_interrupt+0x109/0x650
[  395.021288]  ? smp_call_function_single_interrupt+0x650/0x650
[  395.027175]  ? interrupt_entry+0xb5/0xf0
[  395.031239]  ? trace_hardirqs_off_caller+0xbb/0x300
[  395.036259]  ? trace_hardirqs_off_caller+0xbb/0x300
[  395.041283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.046135]  ? trace_hardirqs_off+0x300/0x300
[  395.050632]  ? trace_hardirqs_off+0x300/0x300
[  395.055131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.060673]  ? check_preemption_disabled+0x48/0x200
[  395.065690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.071238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.076097]  apic_timer_interrupt+0xf/0x20
[  395.080336]  </IRQ>
[  395.082587] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  395.088316] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  395.107242] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  395.114973] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  395.122252] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  395.129534] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  395.136813] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  395.144125] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  395.151456]  cgroup_file_notify+0x226/0x2f0
[  395.155803]  ? cgroup_procs_write_finish+0xf0/0xf0
[  395.160747]  ? print_usage_bug+0xc0/0xc0
[  395.164834]  ? find_held_lock+0x36/0x1c0
[  395.168913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.174464]  shrink_node+0x5e1/0x16b0
[  395.178274]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  395.183588]  ? shrink_node_memcg+0x18e0/0x18e0
[  395.188185]  ? kvm_clock_read+0x18/0x30
[  395.192166]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  395.197200]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  395.201697]  ? kasan_check_write+0x14/0x20
[  395.205942]  ? do_raw_spin_lock+0xc1/0x200
[  395.210189]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  395.215732]  ? __cpuset_node_allowed+0x19b/0x660
[  395.220496]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  395.226219]  ? delayacct_end+0x5a/0x100
[  395.230208]  do_try_to_free_pages+0x3e7/0x1290
[  395.234817]  ? shrink_node+0x16b0/0x16b0
[  395.238897]  ? __lock_is_held+0xb5/0x140
[  395.242983]  try_to_free_pages+0x4d0/0xb90
[  395.247226]  ? do_try_to_free_pages+0x1290/0x1290
[  395.252074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.257633]  ? lock_acquire+0x1ed/0x520
[  395.261619]  ? set_page_refcounted+0x280/0x280
[  395.266214]  ? lock_release+0x970/0x970
[  395.270205]  ? ___might_sleep+0x1ed/0x300
[  395.274364]  ? arch_local_save_flags+0x40/0x40
[  395.278973]  __alloc_pages_slowpath+0x993/0x2d80
[  395.283776]  ? warn_alloc+0x120/0x120
[  395.287589]  ? __radix_tree_lookup+0x4c0/0x4c0
[  395.292217]  ? find_get_entry+0x2f2/0xc40
[  395.296387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.301941]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  395.306885]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.312438]  ? should_fail+0x22d/0xd01
[  395.316347]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.321468]  ? __lock_is_held+0xb5/0x140
[  395.325573]  ? __lock_is_held+0xb5/0x140
[  395.329666]  ? __lock_acquire+0x7ec/0x4ec0
[  395.333928]  ? ___might_sleep+0x1ed/0x300
[  395.338092]  ? lock_release+0x970/0x970
[  395.342100]  ? arch_local_save_flags+0x40/0x40
[  395.346725]  ? __might_sleep+0x95/0x190
[  395.350724]  __alloc_pages_nodemask+0xa80/0xde0
[  395.355426]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  395.360463]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.366268]  ? kasan_check_read+0x11/0x20
[  395.370432]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.375722]  ? graph_lock+0x170/0x170
[  395.379530]  ? print_usage_bug+0xc0/0xc0
[  395.383597]  ? graph_lock+0x170/0x170
[  395.387405]  ? graph_lock+0x170/0x170
[  395.391212]  ? __do_page_cache_readahead+0x7ce/0x980
[  395.396325]  ? find_held_lock+0x36/0x1c0
[  395.400397]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  395.405943]  alloc_pages_current+0x10c/0x210
[  395.410370]  ? lock_downgrade+0x900/0x900
[  395.414531]  __page_cache_alloc+0x38f/0x5b0
[  395.418868]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.424667]  ? kasan_check_read+0x11/0x20
[  395.428837]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.434125]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  395.438801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.444346]  ? check_preemption_disabled+0x48/0x200
[  395.449376]  filemap_fault+0x1594/0x25f0
[  395.453458]  ? __lock_page_or_retry+0xa00/0xa00
[  395.458132]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.463935]  ? kasan_check_read+0x11/0x20
[  395.468088]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.473372]  ? rcu_bh_qs+0xc0/0xc0
[  395.476930]  ? print_usage_bug+0xc0/0xc0
[  395.481015]  ? filemap_map_pages+0xdea/0x1980
[  395.485534]  ? print_usage_bug+0xc0/0xc0
[  395.489623]  ? find_get_pages_range_tag+0x1320/0x1320
[  395.494831]  ? print_usage_bug+0xc0/0xc0
[  395.498906]  ? __lock_acquire+0x7ec/0x4ec0
[  395.503152]  ? graph_lock+0x170/0x170
[  395.506970]  ? __sigqueue_free.part.27+0x7d/0xa0
[  395.511744]  ? __lock_acquire+0x7ec/0x4ec0
[  395.516023]  ? lock_acquire+0x1ed/0x520
[  395.520012]  ? ext4_filemap_fault+0x7a/0xad
[  395.524357]  ? lock_release+0x970/0x970
[  395.528335]  ? arch_local_save_flags+0x40/0x40
[  395.532930]  ? mark_held_locks+0x130/0x130
[  395.537188]  ? down_read+0xb0/0x1d0
[  395.540818]  ? ext4_filemap_fault+0x7a/0xad
[  395.545159]  ? __down_interruptible+0x700/0x700
[  395.549847]  ? graph_lock+0x170/0x170
[  395.553657]  ? __sigqueue_free.part.27+0x7d/0xa0
[  395.558431]  ext4_filemap_fault+0x82/0xad
[  395.562590]  __do_fault+0x100/0x6b0
[  395.566237]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.571531]  ? print_bad_pte+0x6c0/0x6c0
[  395.575623]  ? pmd_val+0x88/0x100
[  395.579090]  ? add_mm_counter_fast+0xd0/0xd0
[  395.583505]  ? pmd_val+0x88/0x100
[  395.586969]  ? add_mm_counter_fast+0xd0/0xd0
[  395.591393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.596956]  __handle_mm_fault+0x3709/0x53e0
[  395.601393]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  395.606251]  ? graph_lock+0x170/0x170
[  395.610062]  ? print_usage_bug+0xc0/0xc0
[  395.614135]  ? graph_lock+0x170/0x170
[  395.617943]  ? graph_lock+0x170/0x170
[  395.621892]  ? handle_mm_fault+0x42a/0xc70
[  395.626154]  ? lock_downgrade+0x900/0x900
[  395.630317]  ? check_preemption_disabled+0x48/0x200
[  395.635365]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  395.641172]  ? kasan_check_read+0x11/0x20
[  395.645345]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  395.650641]  ? rcu_bh_qs+0xc0/0xc0
[  395.654197]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  395.659667]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.665226]  ? check_preemption_disabled+0x48/0x200
[  395.670265]  handle_mm_fault+0x54f/0xc70
[  395.674341]  ? __handle_mm_fault+0x53e0/0x53e0
[  395.678938]  ? find_vma+0x34/0x190
[  395.682503]  __do_page_fault+0x67d/0xed0
[  395.686584]  ? mm_fault_error+0x380/0x380
[  395.690755]  ? syscall_slow_exit_work+0x520/0x520
[  395.695626]  do_page_fault+0xf2/0x7e0
[  395.699446]  ? vmalloc_sync_all+0x30/0x30
[  395.703618]  ? error_entry+0x70/0xd0
[  395.707343]  ? trace_hardirqs_off_caller+0xbb/0x300
[  395.712373]  ? trace_hardirqs_on_caller+0xc0/0x300
[  395.717318]  ? syscall_return_slowpath+0x5e0/0x5e0
[  395.722269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.727127]  ? trace_hardirqs_off+0x300/0x300
[  395.731638]  ? trace_hardirqs_off_caller+0x300/0x300
[  395.736767]  ? prepare_exit_to_usermode+0x291/0x3b0
[  395.741799]  ? page_fault+0x8/0x30
[  395.745371]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  395.750233]  ? page_fault+0x8/0x30
[  395.753784]  page_fault+0x1e/0x30
[  395.757243] RIP: 0033:0x45db60
[  395.760445] Code: Bad RIP value.
[  395.763811] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  395.769195] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  395.776472] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  395.783752] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  395.791057] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  395.798344] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  395.805666] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  395.805740] aoe: skb alloc failure
[  395.812965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  395.812971] Call Trace:
[  395.812977]  <IRQ>
[  395.812998]  dump_stack+0x1c4/0x2b4
[  395.813014]  ? dump_stack_print_info.cold.2+0x52/0x52
[  395.813046]  warn_alloc.cold.118+0xb7/0x1bd
[  395.816611] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  395.825943]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  395.828509] syz-fuzzer cpuset=
[  395.830660]  ? lock_downgrade+0x900/0x900
[  395.834266] /
[  395.839465]  ? trace_hardirqs_off+0xb8/0x300
[  395.843766]  mems_allowed=0
[  395.854008]  ? trace_hardirqs_off+0xb8/0x300
[  395.879694]  __alloc_pages_slowpath+0x2667/0x2d80
[  395.884584]  ? warn_alloc+0x120/0x120
[  395.888398]  ? trace_hardirqs_on+0x310/0x310
[  395.892821]  ? warn_alloc+0x120/0x120
[  395.896642]  ? print_usage_bug+0xc0/0xc0
[  395.900712]  ? warn_alloc+0x120/0x120
[  395.904523]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  395.909556]  ? print_usage_bug+0xc0/0xc0
[  395.913643]  ? __lock_acquire+0x7ec/0x4ec0
[  395.917897]  ? __lock_acquire+0x7ec/0x4ec0
[  395.922151]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  395.927725]  ? should_fail+0x22d/0xd01
[  395.931638]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.936865]  ? __lock_acquire+0x7ec/0x4ec0
[  395.941131]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  395.946250]  ? __lock_acquire+0x7ec/0x4ec0
[  395.950501]  ? should_fail+0x22d/0xd01
[  395.954863]  ? print_usage_bug+0xc0/0xc0
[  395.958966]  ? mark_held_locks+0x130/0x130
[  395.963232]  ? mark_held_locks+0x130/0x130
[  395.967499]  ? graph_lock+0x170/0x170
[  395.971321]  ? print_usage_bug+0xc0/0xc0
[  395.975400]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  395.980180]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  395.985755]  ? check_preemption_disabled+0x48/0x200
[  395.990788]  ? check_preemption_disabled+0x48/0x200
[  395.995858]  ? __lock_is_held+0xb5/0x140
[  395.999940]  __alloc_pages_nodemask+0xa80/0xde0
[  396.004625]  ? graph_lock+0x170/0x170
[  396.008443]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  396.013467]  ? graph_lock+0x170/0x170
[  396.017296]  ? find_held_lock+0x36/0x1c0
[  396.021380]  ? ____cache_alloc_node+0x1c7/0x1e0
[  396.026067]  ? lock_downgrade+0x900/0x900
[  396.030243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.035805]  cache_grow_begin+0x91/0x8c0
[  396.039891]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.044326]  fallback_alloc+0x203/0x2e0
[  396.048326]  ____cache_alloc_node+0x1c7/0x1e0
[  396.052858]  kmem_cache_alloc_node+0xe3/0x730
[  396.057370]  ? ipv6_get_ifaddr+0x42e/0x620
[  396.062000]  __alloc_skb+0x119/0x770
[  396.065726]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  396.071019]  ? skb_scrub_packet+0x490/0x490
[  396.075353]  ? lock_downgrade+0x900/0x900
[  396.079520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.085069]  ? refcount_sub_and_test_checked+0x203/0x310
[  396.090541]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  396.096004]  ? addrconf_rs_timer+0x6f0/0x6f0
[  396.100436]  ndisc_alloc_skb+0x144/0x340
[  396.104510]  ndisc_send_rs+0x331/0x6e0
[  396.108416]  addrconf_rs_timer+0x3c0/0x6f0
[  396.112754]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.116998]  call_timer_fn+0x272/0x920
[  396.120898]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.125144]  ? process_timeout+0x40/0x40
[  396.129234]  ? find_held_lock+0x36/0x1c0
[  396.133322]  ? __run_timers+0x7da/0xc70
[  396.137317]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.141829]  ? _raw_spin_unlock_irq+0x27/0x80
[  396.146337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.150586]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  396.155180]  ? trace_hardirqs_on+0xbd/0x310
[  396.159504]  ? kasan_check_read+0x11/0x20
[  396.163660]  ? __run_timers+0x7da/0xc70
[  396.167642]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  396.173117]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.177367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  396.181613]  __run_timers+0x7e5/0xc70
[  396.185436]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  396.190816]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  396.195858]  ? graph_lock+0x170/0x170
[  396.199696]  ? enqueue_hrtimer+0x1a5/0x560
[  396.203937]  ? lock_release+0x970/0x970
[  396.207921]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  396.213127]  ? find_held_lock+0x36/0x1c0
[  396.217199]  ? graph_lock+0x170/0x170
[  396.221003]  ? pvclock_read_flags+0x160/0x160
[  396.225503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.231044]  ? check_preemption_disabled+0x48/0x200
[  396.236081]  ? __lock_is_held+0xb5/0x140
[  396.240160]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.245703]  ? check_preemption_disabled+0x48/0x200
[  396.250736]  run_timer_softirq+0x52/0xb0
[  396.254806]  ? rcu_read_lock_sched_held+0x108/0x120
[  396.259851]  __do_softirq+0x30b/0xad8
[  396.263670]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  396.268788]  ? pvclock_read_flags+0x160/0x160
[  396.273304]  ? lapic_next_event+0x5a/0x90
[  396.277470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.283013]  ? check_preemption_disabled+0x48/0x200
[  396.288030]  ? check_preemption_disabled+0x48/0x200
[  396.293056]  ? kvm_clock_read+0x18/0x30
[  396.297038]  ? kvm_sched_clock_read+0x9/0x20
[  396.301455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.306993]  ? check_preemption_disabled+0x48/0x200
[  396.312029]  irq_exit+0x17f/0x1c0
[  396.315494]  smp_apic_timer_interrupt+0x1cb/0x760
[  396.320342]  ? smp_reschedule_interrupt+0x109/0x650
[  396.325368]  ? smp_call_function_single_interrupt+0x650/0x650
[  396.331261]  ? interrupt_entry+0xb5/0xf0
[  396.335326]  ? trace_hardirqs_off_caller+0xbb/0x300
[  396.340342]  ? trace_hardirqs_off_caller+0xbb/0x300
[  396.345367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.350212]  ? trace_hardirqs_off+0x300/0x300
[  396.354711]  ? trace_hardirqs_off+0x300/0x300
[  396.359211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.365096]  ? check_preemption_disabled+0x48/0x200
[  396.370137]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.374994]  apic_timer_interrupt+0xf/0x20
[  396.379224]  </IRQ>
[  396.381472] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  396.386403] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  396.405307] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  396.413020] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  396.420293] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  396.427575] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  396.434853] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  396.442127] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  396.449455]  skb_clone+0x1bb/0x500
[  396.453005]  ? skb_split+0x11e0/0x11e0
[  396.456903]  ? preempt_notifier_register+0x200/0x200
[  396.462010]  ? __switch_to_asm+0x34/0x70
[  396.466083]  ? __switch_to_asm+0x34/0x70
[  396.470165]  ? lockdep_hardirqs_on+0x421/0x5c0
[  396.474767]  bpf_clone_redirect+0xb9/0x490
[  396.479008]  ? trace_hardirqs_off_caller+0x300/0x300
[  396.484127]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  396.489158]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  396.493959]  ? find_held_lock+0x36/0x1c0
[  396.498034]  ? lock_acquire+0x1ed/0x520
[  396.502015]  ? bpf_test_run+0x32e/0x5a0
[  396.505998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.511537]  ? check_preemption_disabled+0x48/0x200
[  396.516561]  ? kasan_check_read+0x11/0x20
[  396.520713]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  396.525992]  ? rcu_bh_qs+0xc0/0xc0
[  396.529547]  ? bpf_test_run+0x1c0/0x5a0
[  396.533540]  ? netlink_diag_dump+0x2a0/0x2a0
[  396.537953]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.543493]  ? bpf_test_init.isra.9+0x70/0x100
[  396.548086]  ? bpf_prog_test_run_skb+0x634/0xb40
[  396.552865]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  396.557717]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  396.563264]  ? fput+0x130/0x1a0
[  396.566557]  ? __bpf_prog_get+0x9b/0x290
[  396.570629]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  396.575477]  ? bpf_prog_test_run+0x130/0x1a0
[  396.579896]  ? __x64_sys_bpf+0x3d8/0x510
[  396.583964]  ? bpf_prog_get+0x20/0x20
[  396.587789]  ? do_syscall_64+0x1b9/0x820
[  396.591865]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  396.597240]  ? syscall_return_slowpath+0x5e0/0x5e0
[  396.602180]  ? trace_hardirqs_off+0x300/0x300
[  396.606685]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  396.611716]  ? recalc_sigpending_tsk+0x180/0x180
[  396.616490]  ? kasan_check_write+0x14/0x20
[  396.620748]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  396.625611]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  396.631005] warn_alloc_show_mem: 1 callbacks suppressed
[  396.631018] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  396.631020] Mem-Info:
[  396.631054] active_anon:42551 inactive_anon:372 isolated_anon:0
[  396.631054]  active_file:18 inactive_file:16 isolated_file:0
[  396.631054]  unevictable:0 dirty:0 writeback:0 unstable:0
[  396.631054]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  396.631054]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  396.631054]  free:13623 free_pcp:186 free_cma:0
[  396.636402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  396.643349] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  396.645755] Call Trace:
[  396.678640] Node 0 
[  396.688008]  <IRQ>
[  396.715708] 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
[  396.718277]  dump_stack+0x1c4/0x2b4
[  396.720481] lowmem_reserve[]: 0
[  396.722730]  ? dump_stack_print_info.cold.2+0x52/0x52
[  396.748211]  2815 6318
[  396.751884]  warn_alloc.cold.118+0xb7/0x1bd
[  396.755129]  6318
[  396.760321]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  396.762792] Node 0 
[  396.767114]  ? lock_downgrade+0x900/0x900
[  396.769185] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  396.774010]  ? trace_hardirqs_off+0xb8/0x300
[  396.776215] lowmem_reserve[]: 0
[  396.780373]  ? trace_hardirqs_off+0xb8/0x300
[  396.806893]  0 3503
[  396.811325]  __alloc_pages_slowpath+0x2667/0x2d80
[  396.814564]  3503
[  396.819011]  ? warn_alloc+0x120/0x120
[  396.821198] Node 0 
[  396.826038]  ? __lock_acquire+0x7ec/0x4ec0
[  396.828115] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  396.831882]  ? warn_alloc+0x120/0x120
[  396.834088] lowmem_reserve[]: 0
[  396.838331]  ? print_usage_bug+0xc0/0xc0
[  396.866679]  0 0
[  396.870512]  ? warn_alloc+0x120/0x120
[  396.873768]  0
[  396.877837]  ? print_usage_bug+0xc0/0xc0
[  396.883583]  ? mark_held_locks+0x130/0x130
[  396.885368] Node 0 
[  396.889423]  ? mark_held_locks+0x130/0x130
[  396.893627] DMA: 1*4kB 
[  396.895876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  396.900086] (U) 
[  396.902672]  ? should_fail+0x22d/0xd01
[  396.908180] 0*8kB 0*16kB 
[  396.910169]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.914025] 1*32kB (U) 
[  396.916797]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.922305] 2*64kB (U) 
[  396.924899]  ? __lock_acquire+0x7ec/0x4ec0
[  396.930001] 1*128kB (U) 
[  396.932607]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  396.936814] 1*256kB 
[  396.939529]  ? should_fail+0x22d/0xd01
[  396.944611] (U) 0*512kB 
[  396.946960]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  396.950813] 1*1024kB (U) 
[  396.953865]  ? mark_held_locks+0x130/0x130
[  396.959376] 1*2048kB 
[  396.962137]  ? mark_held_locks+0x130/0x130
[  396.966341] (M) 3*4096kB 
[  396.968771]  ? graph_lock+0x170/0x170
[  396.972981] (M) 
[  396.975736]  ? graph_lock+0x170/0x170
[  396.979511] = 15908kB
[  396.979520] Node 0 
[  396.981495]  ? print_usage_bug+0xc0/0xc0
[  396.985271] DMA32: 4*4kB 
[  396.987692]  ? do_raw_spin_unlock+0xa7/0x2f0
[  396.989909] (UM) 
[  396.993971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  396.996705] 3*8kB 
[  397.001112]  ? check_preemption_disabled+0x48/0x200
[  397.003159] (UM) 
[  397.008697]  ? check_preemption_disabled+0x48/0x200
[  397.010819] 1*16kB (M) 
[  397.015869]  ? __lock_is_held+0xb5/0x140
[  397.017896] 2*32kB (UM) 
[  397.022927]  __alloc_pages_nodemask+0xa80/0xde0
[  397.025478] 2*64kB (M) 
[  397.029549]  ? graph_lock+0x170/0x170
[  397.032192] 4*128kB (UM) 
[  397.036870]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  397.039423] 2*256kB (M) 
[  397.043235]  ? graph_lock+0x170/0x170
[  397.045971] 4*512kB 
[  397.051007]  ? find_held_lock+0x36/0x1c0
[  397.053642] (UM) 3*1024kB 
[  397.057462]  ? ____cache_alloc_node+0x1c7/0x1e0
[  397.059748] (M) 3*2048kB 
[  397.063819]  ? lock_downgrade+0x900/0x900
[  397.066652] (M) 
[  397.071327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.074051] 3*4096kB (M) 
[  397.078212]  cache_grow_begin+0x91/0x8c0
[  397.080155] = 24824kB
[  397.080170] Node 0 
[  397.085709]  ? do_raw_spin_unlock+0xa7/0x2f0
[  397.088443] Normal: 
[  397.092513]  fallback_alloc+0x203/0x2e0
[  397.094894] 2044*4kB 
[  397.097135]  ____cache_alloc_node+0x1c7/0x1e0
[  397.101510] (UMEH) 226*8kB 
[  397.103855]  kmem_cache_alloc_node+0xe3/0x730
[  397.107802] (UMEH) 
[  397.110226]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  397.114692] 46*16kB (UME) 
[  397.117649]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  397.122154] 27*32kB 
[  397.124402]  __alloc_skb+0x119/0x770
[  397.129464] (UME) 10*64kB 
[  397.132323]  ? calc_wheel_index+0x220/0x220
[  397.136878] (UME) 
[  397.139203]  ? skb_scrub_packet+0x490/0x490
[  397.142891] 4*128kB (UM) 
[  397.145751]  ? vprintk_default+0x28/0x30
[  397.150050] 0*256kB 
[  397.152197]  ? vprintk_func+0x85/0x181
[  397.156494] 2*512kB (U) 
[  397.159265]  ? printk+0xa7/0xcf
[  397.163294] 0*1024kB 0*2048kB 
[  397.165639]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  397.169505] 0*4096kB = 13760kB
[  397.172191]  new_skb+0x26/0x1c0
[  397.175451] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  397.178645]  aoecmd_cfg+0x279/0x7f0
[  397.183383] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  397.186567]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  397.189830] 413 total pagecache pages
[  397.198667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.202272] 0 pages in swap cache
[  397.210850]  ? check_preemption_disabled+0x48/0x200
[  397.215145] Swap cache stats: add 0, delete 0, find 0/0
[  397.215155] Free swap  = 0kB
[  397.218957]  ? check_preemption_disabled+0x48/0x200
[  397.224471] Total swap = 0kB
[  397.224480] 1965979 pages RAM
[  397.227950]  ? __lock_is_held+0xb5/0x140
[  397.232930] 0 pages HighMem/MovableOnly
[  397.238308]  discover_timer+0x50/0x60
[  397.241291] 343323 pages reserved
[  397.241300] 0 pages cma reserved
[  397.246316]  call_timer_fn+0x272/0x920
[  397.249415] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  397.252421]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  397.252438]  ? process_timeout+0x40/0x40
[  397.252450]  ? find_held_lock+0x36/0x1c0
[  397.252472]  ? mark_held_locks+0xc7/0x130
[  397.256576] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  397.260487]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.264265] syz-executor3 cpuset=
[  397.267715]  ? _raw_spin_unlock_irq+0x27/0x80
[  397.271056] syz3
[  397.274942]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  397.281414]  mems_allowed=0
[  397.286261]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  397.335636]  ? trace_hardirqs_on+0xbd/0x310
[  397.339961]  ? kasan_check_read+0x11/0x20
[  397.344118]  ? __run_timers+0x7da/0xc70
[  397.348106]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  397.353575]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  397.358429]  __run_timers+0x7e5/0xc70
[  397.362246]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  397.367621]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  397.372647]  ? graph_lock+0x170/0x170
[  397.376458]  ? print_usage_bug+0xc0/0xc0
[  397.380520]  ? lock_release+0x970/0x970
[  397.384505]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  397.389708]  ? find_held_lock+0x36/0x1c0
[  397.393775]  ? graph_lock+0x170/0x170
[  397.397582]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.403128]  ? check_preemption_disabled+0x48/0x200
[  397.408163]  ? __lock_is_held+0xb5/0x140
[  397.412230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.417768]  ? check_preemption_disabled+0x48/0x200
[  397.422794]  run_timer_softirq+0x52/0xb0
[  397.426863]  ? rcu_read_lock_sched_held+0x108/0x120
[  397.431886]  __do_softirq+0x30b/0xad8
[  397.435711]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  397.440829]  ? pvclock_read_flags+0x160/0x160
[  397.445337]  ? lapic_next_event+0x5a/0x90
[  397.449490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.455029]  ? check_preemption_disabled+0x48/0x200
[  397.460045]  ? check_preemption_disabled+0x48/0x200
[  397.465071]  ? kvm_clock_read+0x18/0x30
[  397.469052]  ? kvm_sched_clock_read+0x9/0x20
[  397.473465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.479006]  ? check_preemption_disabled+0x48/0x200
[  397.484045]  irq_exit+0x17f/0x1c0
[  397.487502]  smp_apic_timer_interrupt+0x1cb/0x760
[  397.492348]  ? smp_reschedule_interrupt+0x109/0x650
[  397.497370]  ? smp_call_function_single_interrupt+0x650/0x650
[  397.503266]  ? interrupt_entry+0xb5/0xf0
[  397.507332]  ? trace_hardirqs_off_caller+0xbb/0x300
[  397.512347]  ? trace_hardirqs_off_caller+0xbb/0x300
[  397.517367]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.522215]  ? trace_hardirqs_off+0x300/0x300
[  397.526712]  ? trace_hardirqs_off+0x300/0x300
[  397.531216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.536756]  ? check_preemption_disabled+0x48/0x200
[  397.541777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.547329]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  397.552186]  apic_timer_interrupt+0xf/0x20
[  397.556418]  </IRQ>
[  397.558667] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  397.564390] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  397.583311] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  397.591031] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  397.598299] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  397.605573] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  397.612856] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  397.620127] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  397.627443]  cgroup_file_notify+0x226/0x2f0
[  397.631773]  ? cgroup_procs_write_finish+0xf0/0xf0
[  397.636705]  ? print_usage_bug+0xc0/0xc0
[  397.640777]  ? find_held_lock+0x36/0x1c0
[  397.644853]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.650404]  shrink_node+0x5e1/0x16b0
[  397.654212]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  397.659530]  ? shrink_node_memcg+0x18e0/0x18e0
[  397.664122]  ? kvm_clock_read+0x18/0x30
[  397.668103]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  397.673134]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  397.677639]  ? kasan_check_write+0x14/0x20
[  397.681880]  ? do_raw_spin_lock+0xc1/0x200
[  397.686120]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  397.691664]  ? __cpuset_node_allowed+0x19b/0x660
[  397.696427]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  397.702141]  ? delayacct_end+0x5a/0x100
[  397.706131]  do_try_to_free_pages+0x3e7/0x1290
[  397.710742]  ? shrink_node+0x16b0/0x16b0
[  397.714813]  ? __lock_is_held+0xb5/0x140
[  397.718908]  try_to_free_pages+0x4d0/0xb90
[  397.723155]  ? do_try_to_free_pages+0x1290/0x1290
[  397.728175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.733734]  ? lock_acquire+0x1ed/0x520
[  397.737712]  ? set_page_refcounted+0x280/0x280
[  397.742411]  ? lock_release+0x970/0x970
[  397.746396]  ? ___might_sleep+0x1ed/0x300
[  397.750552]  ? arch_local_save_flags+0x40/0x40
[  397.755156]  __alloc_pages_slowpath+0x993/0x2d80
[  397.759959]  ? warn_alloc+0x120/0x120
[  397.763768]  ? __radix_tree_lookup+0x4c0/0x4c0
[  397.768373]  ? find_get_entry+0x2f2/0xc40
[  397.772539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  397.778087]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  397.783050]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.788594]  ? should_fail+0x22d/0xd01
[  397.792502]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  397.797630]  ? __lock_is_held+0xb5/0x140
[  397.801729]  ? __lock_is_held+0xb5/0x140
[  397.805815]  ? __lock_acquire+0x7ec/0x4ec0
[  397.810071]  ? ___might_sleep+0x1ed/0x300
[  397.814225]  ? lock_release+0x970/0x970
[  397.818207]  ? arch_local_save_flags+0x40/0x40
[  397.822807]  ? __might_sleep+0x95/0x190
[  397.826804]  __alloc_pages_nodemask+0xa80/0xde0
[  397.831503]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  397.836527]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  397.842326]  ? kasan_check_read+0x11/0x20
[  397.846481]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.851769]  ? graph_lock+0x170/0x170
[  397.855574]  ? print_usage_bug+0xc0/0xc0
[  397.859651]  ? graph_lock+0x170/0x170
[  397.863459]  ? graph_lock+0x170/0x170
[  397.867271]  ? __do_page_cache_readahead+0x7ce/0x980
[  397.872385]  ? find_held_lock+0x36/0x1c0
[  397.876459]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  397.882009]  alloc_pages_current+0x10c/0x210
[  397.886418]  ? lock_downgrade+0x900/0x900
[  397.890578]  __page_cache_alloc+0x38f/0x5b0
[  397.894910]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  397.900707]  ? kasan_check_read+0x11/0x20
[  397.904867]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.910161]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  397.914848]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  397.920390]  ? check_preemption_disabled+0x48/0x200
[  397.925420]  filemap_fault+0x1594/0x25f0
[  397.929518]  ? __lock_page_or_retry+0xa00/0xa00
[  397.934194]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  397.940001]  ? kasan_check_read+0x11/0x20
[  397.944157]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  397.949441]  ? rcu_bh_qs+0xc0/0xc0
[  397.952995]  ? print_usage_bug+0xc0/0xc0
[  397.957068]  ? filemap_map_pages+0xdea/0x1980
[  397.961579]  ? print_usage_bug+0xc0/0xc0
[  397.965664]  ? find_get_pages_range_tag+0x1320/0x1320
[  397.970862]  ? print_usage_bug+0xc0/0xc0
[  397.974925]  ? __lock_acquire+0x7ec/0x4ec0
[  397.979170]  ? graph_lock+0x170/0x170
[  397.982981]  ? __sigqueue_free.part.27+0x7d/0xa0
[  397.987748]  ? __lock_acquire+0x7ec/0x4ec0
[  397.992001]  ? lock_acquire+0x1ed/0x520
[  397.995983]  ? ext4_filemap_fault+0x7a/0xad
[  398.000321]  ? lock_release+0x970/0x970
[  398.004297]  ? arch_local_save_flags+0x40/0x40
[  398.008885]  ? mark_held_locks+0x130/0x130
[  398.013136]  ? down_read+0xb0/0x1d0
[  398.016765]  ? ext4_filemap_fault+0x7a/0xad
[  398.021091]  ? __down_interruptible+0x700/0x700
[  398.025765]  ? graph_lock+0x170/0x170
[  398.029568]  ? __sigqueue_free.part.27+0x7d/0xa0
[  398.034344]  ext4_filemap_fault+0x82/0xad
[  398.038500]  __do_fault+0x100/0x6b0
[  398.042132]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.047415]  ? print_bad_pte+0x6c0/0x6c0
[  398.051484]  ? pmd_val+0x88/0x100
[  398.054944]  ? add_mm_counter_fast+0xd0/0xd0
[  398.059851]  ? pmd_val+0x88/0x100
[  398.063309]  ? add_mm_counter_fast+0xd0/0xd0
[  398.067731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.073278]  __handle_mm_fault+0x3709/0x53e0
[  398.077705]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  398.082553]  ? graph_lock+0x170/0x170
[  398.086362]  ? print_usage_bug+0xc0/0xc0
[  398.090428]  ? graph_lock+0x170/0x170
[  398.094227]  ? graph_lock+0x170/0x170
[  398.098051]  ? handle_mm_fault+0x42a/0xc70
[  398.102293]  ? lock_downgrade+0x900/0x900
[  398.106444]  ? check_preemption_disabled+0x48/0x200
[  398.111469]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  398.117275]  ? kasan_check_read+0x11/0x20
[  398.121433]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.126715]  ? rcu_bh_qs+0xc0/0xc0
[  398.130263]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.135722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.141269]  ? check_preemption_disabled+0x48/0x200
[  398.146296]  handle_mm_fault+0x54f/0xc70
[  398.150370]  ? __handle_mm_fault+0x53e0/0x53e0
[  398.154962]  ? find_vma+0x34/0x190
[  398.158513]  __do_page_fault+0x67d/0xed0
[  398.162586]  ? mm_fault_error+0x380/0x380
[  398.166749]  ? syscall_slow_exit_work+0x520/0x520
[  398.171598]  do_page_fault+0xf2/0x7e0
[  398.175410]  ? vmalloc_sync_all+0x30/0x30
[  398.179570]  ? error_entry+0x70/0xd0
[  398.183300]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.188322]  ? trace_hardirqs_on_caller+0xc0/0x300
[  398.193258]  ? syscall_return_slowpath+0x5e0/0x5e0
[  398.198189]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.203039]  ? trace_hardirqs_off+0x300/0x300
[  398.207536]  ? trace_hardirqs_off_caller+0x300/0x300
[  398.212646]  ? prepare_exit_to_usermode+0x291/0x3b0
[  398.217669]  ? page_fault+0x8/0x30
[  398.221211]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.226063]  ? page_fault+0x8/0x30
[  398.229614]  page_fault+0x1e/0x30
[  398.233085] RIP: 0033:0x45db60
[  398.236307] Code: Bad RIP value.
[  398.239671] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  398.245044] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  398.252315] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  398.259586] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  398.266861] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  398.274131] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  398.281436] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  398.281524] aoe: skb alloc failure
[  398.288716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  398.288726] Call Trace:
[  398.292333] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  398.301611]  <IRQ>
[  398.304182] syz-fuzzer cpuset=
[  398.314403]  dump_stack+0x1c4/0x2b4
[  398.316533] /
[  398.319721]  ? dump_stack_print_info.cold.2+0x52/0x52
[  398.323330]  mems_allowed=0
[  398.325049]  warn_alloc.cold.118+0xb7/0x1bd
[  398.337449]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  398.342300]  ? lock_downgrade+0x900/0x900
[  398.346457]  ? trace_hardirqs_off+0xb8/0x300
[  398.350878]  ? trace_hardirqs_off+0xb8/0x300
[  398.355296]  __alloc_pages_slowpath+0x2667/0x2d80
[  398.360176]  ? warn_alloc+0x120/0x120
[  398.363987]  ? warn_alloc+0x120/0x120
[  398.367794]  ? print_usage_bug+0xc0/0xc0
[  398.371869]  ? warn_alloc+0x120/0x120
[  398.375673]  ? print_usage_bug+0xc0/0xc0
[  398.379737]  ? __lock_acquire+0x7ec/0x4ec0
[  398.383976]  ? __lock_acquire+0x7ec/0x4ec0
[  398.388214]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  398.393759]  ? should_fail+0x22d/0xd01
[  398.397654]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.402763]  ? __lock_acquire+0x7ec/0x4ec0
[  398.407007]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  398.412118]  ? __lock_acquire+0x7ec/0x4ec0
[  398.416354]  ? should_fail+0x22d/0xd01
[  398.420254]  ? mark_held_locks+0x130/0x130
[  398.424496]  ? mark_held_locks+0x130/0x130
[  398.428736]  ? graph_lock+0x170/0x170
[  398.432539]  ? graph_lock+0x170/0x170
[  398.436346]  ? graph_lock+0x170/0x170
[  398.440148]  ? print_usage_bug+0xc0/0xc0
[  398.444210]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.449753]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.455291]  ? check_preemption_disabled+0x48/0x200
[  398.460306]  ? check_preemption_disabled+0x48/0x200
[  398.465338]  ? __lock_is_held+0xb5/0x140
[  398.469408]  __alloc_pages_nodemask+0xa80/0xde0
[  398.474082]  ? graph_lock+0x170/0x170
[  398.477897]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  398.482912]  ? graph_lock+0x170/0x170
[  398.486732]  ? find_held_lock+0x36/0x1c0
[  398.490807]  ? ____cache_alloc_node+0x1c7/0x1e0
[  398.495489]  ? lock_downgrade+0x900/0x900
[  398.499646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.505194]  cache_grow_begin+0x91/0x8c0
[  398.509257]  ? do_raw_spin_unlock+0xa7/0x2f0
[  398.513678]  fallback_alloc+0x203/0x2e0
[  398.517663]  ____cache_alloc_node+0x1c7/0x1e0
[  398.522171]  kmem_cache_alloc_node+0xe3/0x730
[  398.526674]  ? ipv6_get_ifaddr+0x42e/0x620
[  398.530924]  __alloc_skb+0x119/0x770
[  398.534644]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.539946]  ? skb_scrub_packet+0x490/0x490
[  398.544279]  ? lock_downgrade+0x900/0x900
[  398.548456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.554000]  ? refcount_sub_and_test_checked+0x203/0x310
[  398.559461]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  398.564915]  ? addrconf_rs_timer+0x6f0/0x6f0
[  398.569341]  ndisc_alloc_skb+0x144/0x340
[  398.573419]  ndisc_send_rs+0x331/0x6e0
[  398.577323]  addrconf_rs_timer+0x3c0/0x6f0
[  398.581565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.585819]  call_timer_fn+0x272/0x920
[  398.589720]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.593960]  ? process_timeout+0x40/0x40
[  398.598020]  ? find_held_lock+0x36/0x1c0
[  398.602095]  ? __run_timers+0x7da/0xc70
[  398.606082]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.610585]  ? _raw_spin_unlock_irq+0x27/0x80
[  398.615092]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.619346]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  398.623935]  ? trace_hardirqs_on+0xbd/0x310
[  398.628254]  ? kasan_check_read+0x11/0x20
[  398.632404]  ? __run_timers+0x7da/0xc70
[  398.636390]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  398.641857]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.646111]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  398.650347]  __run_timers+0x7e5/0xc70
[  398.654163]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  398.659530]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  398.664552]  ? graph_lock+0x170/0x170
[  398.668365]  ? enqueue_hrtimer+0x1a5/0x560
[  398.672598]  ? lock_release+0x970/0x970
[  398.676578]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  398.681780]  ? find_held_lock+0x36/0x1c0
[  398.685855]  ? graph_lock+0x170/0x170
[  398.689669]  ? pvclock_read_flags+0x160/0x160
[  398.694165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.699706]  ? check_preemption_disabled+0x48/0x200
[  398.704739]  ? __lock_is_held+0xb5/0x140
[  398.708803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.714348]  ? check_preemption_disabled+0x48/0x200
[  398.719377]  run_timer_softirq+0x52/0xb0
[  398.723440]  ? rcu_read_lock_sched_held+0x108/0x120
[  398.728488]  __do_softirq+0x30b/0xad8
[  398.732302]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  398.737412]  ? pvclock_read_flags+0x160/0x160
[  398.741913]  ? lapic_next_event+0x5a/0x90
[  398.746067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.751607]  ? check_preemption_disabled+0x48/0x200
[  398.756623]  ? check_preemption_disabled+0x48/0x200
[  398.761649]  ? kvm_clock_read+0x18/0x30
[  398.765630]  ? kvm_sched_clock_read+0x9/0x20
[  398.770045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.775587]  ? check_preemption_disabled+0x48/0x200
[  398.780618]  irq_exit+0x17f/0x1c0
[  398.784077]  smp_apic_timer_interrupt+0x1cb/0x760
[  398.788928]  ? smp_reschedule_interrupt+0x109/0x650
[  398.793950]  ? smp_call_function_single_interrupt+0x650/0x650
[  398.799848]  ? interrupt_entry+0xb5/0xf0
[  398.803913]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.808930]  ? trace_hardirqs_off_caller+0xbb/0x300
[  398.813952]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.818800]  ? trace_hardirqs_off+0x300/0x300
[  398.823300]  ? trace_hardirqs_off+0x300/0x300
[  398.827799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.833344]  ? check_preemption_disabled+0x48/0x200
[  398.838375]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  398.843228]  apic_timer_interrupt+0xf/0x20
[  398.847456]  </IRQ>
[  398.849695] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  398.854629] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  398.873531] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  398.881241] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  398.888510] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  398.895778] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  398.903043] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  398.910312] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  398.917628]  skb_clone+0x1bb/0x500
[  398.921171]  ? skb_split+0x11e0/0x11e0
[  398.925065]  ? preempt_notifier_register+0x200/0x200
[  398.930168]  ? __switch_to_asm+0x34/0x70
[  398.934231]  ? __switch_to_asm+0x34/0x70
[  398.938303]  ? lockdep_hardirqs_on+0x421/0x5c0
[  398.942896]  bpf_clone_redirect+0xb9/0x490
[  398.947139]  ? trace_hardirqs_off_caller+0x300/0x300
[  398.952774]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  398.957802]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  398.962583]  ? find_held_lock+0x36/0x1c0
[  398.966656]  ? lock_acquire+0x1ed/0x520
[  398.970633]  ? bpf_test_run+0x32e/0x5a0
[  398.974614]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  398.980166]  ? check_preemption_disabled+0x48/0x200
[  398.985205]  ? kasan_check_read+0x11/0x20
[  398.989362]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  398.994645]  ? rcu_bh_qs+0xc0/0xc0
[  398.998202]  ? bpf_test_run+0x1c0/0x5a0
[  399.002190]  ? netlink_diag_dump+0x2a0/0x2a0
[  399.006608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.012146]  ? bpf_test_init.isra.9+0x70/0x100
[  399.016737]  ? bpf_prog_test_run_skb+0x634/0xb40
[  399.021509]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  399.026358]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  399.031900]  ? fput+0x130/0x1a0
[  399.035182]  ? __bpf_prog_get+0x9b/0x290
[  399.039247]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  399.044089]  ? bpf_prog_test_run+0x130/0x1a0
[  399.048514]  ? __x64_sys_bpf+0x3d8/0x510
[  399.052595]  ? bpf_prog_get+0x20/0x20
[  399.056420]  ? do_syscall_64+0x1b9/0x820
[  399.060484]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  399.065861]  ? syscall_return_slowpath+0x5e0/0x5e0
[  399.070798]  ? trace_hardirqs_off+0x300/0x300
[  399.075310]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  399.080330]  ? recalc_sigpending_tsk+0x180/0x180
[  399.085086]  ? kasan_check_write+0x14/0x20
[  399.089337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.094202]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  399.099591] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  399.099597] warn_alloc_show_mem: 1 callbacks suppressed
[  399.099612] Mem-Info:
[  399.106547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  399.111920] active_anon:42551 inactive_anon:372 isolated_anon:0
[  399.111920]  active_file:18 inactive_file:16 isolated_file:0
[  399.111920]  unevictable:0 dirty:0 writeback:0 unstable:0
[  399.111920]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  399.111920]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  399.111920]  free:13623 free_pcp:186 free_cma:0
[  399.114298] Call Trace:
[  399.123694] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  399.156548]  <IRQ>
[  399.159134] Node 0 
[  399.186810]  dump_stack+0x1c4/0x2b4
[  399.188973] 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
[  399.191189]  ? dump_stack_print_info.cold.2+0x52/0x52
[  399.194787] lowmem_reserve[]: 0
[  399.220319]  warn_alloc.cold.118+0xb7/0x1bd
[  399.225481]  2815
[  399.228761]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  399.233061]  6318 6318
[  399.235135]  ? lock_downgrade+0x900/0x900
[  399.239958] Node 0 
[  399.242458]  ? trace_hardirqs_off+0xb8/0x300
[  399.246616] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  399.248844]  ? trace_hardirqs_off+0xb8/0x300
[  399.253219] lowmem_reserve[]: 0
[  399.279789]  __alloc_pages_slowpath+0x2667/0x2d80
[  399.284173]  0 3503
[  399.287495]  ? warn_alloc+0x120/0x120
[  399.292453]  3503
[  399.294705]  ? warn_alloc+0x120/0x120
[  399.298484] Node 0 
[  399.300550]  ? print_usage_bug+0xc0/0xc0
[  399.304357] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  399.306571]  ? warn_alloc+0x120/0x120
[  399.310607] lowmem_reserve[]: 0 0 0 0
[  399.339002]  ? print_usage_bug+0xc0/0xc0
[  399.346577]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  399.350617] Node 0 
[  399.355633]  ? ktime_get+0x2e1/0x440
[  399.355637] DMA: 1*4kB 
[  399.357885]  ? check_preemption_disabled+0x48/0x200
[  399.361571] (U) 0*8kB 
[  399.364175]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  399.369172] 0*16kB 
[  399.371667]  ? should_fail+0x22d/0xd01
[  399.377174] 1*32kB (U) 
[  399.379423]  ? kasan_check_read+0x11/0x20
[  399.383285] 2*64kB (U) 
[  399.385883]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  399.390010] 1*128kB 
[  399.392594]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.397855] (U) 
[  399.400182]  ? __lock_acquire+0x7ec/0x4ec0
[  399.405257] 1*256kB (U) 
[  399.407247]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  399.411452] 0*512kB 1*1024kB 
[  399.414150]  ? should_fail+0x22d/0xd01
[  399.419225] (U) 1*2048kB 
[  399.422354]  ? mark_held_locks+0x130/0x130
[  399.426210] (M) 
[  399.428970]  ? mark_held_locks+0x130/0x130
[  399.433177] 3*4096kB (M) 
[  399.435165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.439373] = 15908kB
[  399.439383] Node 0 
[  399.442149]  ? graph_lock+0x170/0x170
[  399.447652] DMA32: 4*4kB 
[  399.450069]  ? mark_held_locks+0xc7/0x130
[  399.450090]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  399.452312] (UM) 3*8kB 
[  399.456136]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.458859] (UM) 1*16kB 
[  399.463019]  ? check_preemption_disabled+0x48/0x200
[  399.468006] (M) 2*32kB 
[  399.470599]  ? check_preemption_disabled+0x48/0x200
[  399.476123] (UM) 
[  399.478801]  ? __lock_is_held+0xb5/0x140
[  399.483787] 2*64kB (M) 
[  399.486396]  __alloc_pages_nodemask+0xa80/0xde0
[  399.491381] 4*128kB (UM) 
[  399.493453]  ? graph_lock+0x170/0x170
[  399.497489] 2*256kB (M) 
[  399.500088]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  399.504738] 4*512kB (UM) 
[  399.507508]  ? graph_lock+0x170/0x170
[  399.511282] 3*1024kB (M) 
[  399.513971]  ? find_held_lock+0x36/0x1c0
[  399.518954] 3*2048kB (M) 
[  399.521732]  ? ____cache_alloc_node+0x1c7/0x1e0
[  399.525498] 3*4096kB (M) 
[  399.528266]  ? lock_downgrade+0x900/0x900
[  399.532305] = 24824kB
[  399.532315] Node 0 
[  399.535080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.539719] Normal: 2044*4kB 
[  399.542495]  cache_grow_begin+0x91/0x8c0
[  399.546618] (UMEH) 226*8kB 
[  399.549048]  ? do_raw_spin_unlock+0xa7/0x2f0
[  399.551256] (UMEH) 46*16kB 
[  399.556835]  fallback_alloc+0x203/0x2e0
[  399.559909] (UME) 
[  399.563985]  ____cache_alloc_node+0x1c7/0x1e0
[  399.566899] 27*32kB 
[  399.571318]  kmem_cache_alloc_node+0xe3/0x730
[  399.574224] (UME) 
[  399.578205]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  399.580330] 10*64kB (UME) 
[  399.584850]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  399.587150] 4*128kB (UM) 
[  399.591657]  __alloc_skb+0x119/0x770
[  399.593776] 0*256kB 2*512kB 
[  399.598892]  ? calc_wheel_index+0x220/0x220
[  399.601706] (U) 0*1024kB 
[  399.606325]  ? skb_scrub_packet+0x490/0x490
[  399.609061] 0*2048kB 0*4096kB 
[  399.612794]  ? vprintk_default+0x28/0x30
[  399.615779] = 13760kB
[  399.615794] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  399.620110]  ? vprintk_func+0x85/0x181
[  399.622866] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  399.627183]  ? printk+0xa7/0xcf
[  399.630357] 413 total pagecache pages
[  399.634417]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  399.636817] 0 pages in swap cache
[  399.645662]  new_skb+0x26/0x1c0
[  399.649522] Swap cache stats: add 0, delete 0, find 0/0
[  399.649533] Free swap  = 0kB
[  399.658120]  aoecmd_cfg+0x279/0x7f0
[  399.661374] Total swap = 0kB
[  399.661383] 1965979 pages RAM
[  399.665187]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  399.669913] 0 pages HighMem/MovableOnly
[  399.669923] 343323 pages reserved
[  399.673382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.676632] 0 pages cma reserved
[  399.676708] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  399.681997]  ? check_preemption_disabled+0x48/0x200
[  399.682010]  ? check_preemption_disabled+0x48/0x200
[  399.682038]  ? __lock_is_held+0xb5/0x140
[  399.685097] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  399.688670]  discover_timer+0x50/0x60
[  399.691664] syz-executor3 cpuset=
[  399.694774]  call_timer_fn+0x272/0x920
[  399.699077] syz3
[  399.703057]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  399.706498]  mems_allowed=0
[  399.712034]  ? process_timeout+0x40/0x40
[  399.771261]  ? find_held_lock+0x36/0x1c0
[  399.775368]  ? mark_held_locks+0xc7/0x130
[  399.779527]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.784024]  ? _raw_spin_unlock_irq+0x27/0x80
[  399.788522]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  399.793368]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  399.797956]  ? trace_hardirqs_on+0xbd/0x310
[  399.802279]  ? kasan_check_read+0x11/0x20
[  399.806433]  ? __run_timers+0x7da/0xc70
[  399.810416]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  399.815891]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  399.820742]  __run_timers+0x7e5/0xc70
[  399.824565]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  399.829937]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  399.834963]  ? graph_lock+0x170/0x170
[  399.838782]  ? print_usage_bug+0xc0/0xc0
[  399.842853]  ? lock_release+0x970/0x970
[  399.846842]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  399.852046]  ? find_held_lock+0x36/0x1c0
[  399.856118]  ? graph_lock+0x170/0x170
[  399.859933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.865472]  ? check_preemption_disabled+0x48/0x200
[  399.870504]  ? __lock_is_held+0xb5/0x140
[  399.874572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.880118]  ? check_preemption_disabled+0x48/0x200
[  399.885152]  run_timer_softirq+0x52/0xb0
[  399.889390]  ? rcu_read_lock_sched_held+0x108/0x120
[  399.894415]  __do_softirq+0x30b/0xad8
[  399.898233]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  399.903346]  ? pvclock_read_flags+0x160/0x160
[  399.907867]  ? lapic_next_event+0x5a/0x90
[  399.912022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.917567]  ? check_preemption_disabled+0x48/0x200
[  399.922588]  ? check_preemption_disabled+0x48/0x200
[  399.927623]  ? kvm_clock_read+0x18/0x30
[  399.931610]  ? kvm_sched_clock_read+0x9/0x20
[  399.936027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.941572]  ? check_preemption_disabled+0x48/0x200
[  399.946618]  irq_exit+0x17f/0x1c0
[  399.950089]  smp_apic_timer_interrupt+0x1cb/0x760
[  399.954942]  ? smp_reschedule_interrupt+0x109/0x650
[  399.959971]  ? smp_call_function_single_interrupt+0x650/0x650
[  399.965872]  ? interrupt_entry+0xb5/0xf0
[  399.969942]  ? trace_hardirqs_off_caller+0xbb/0x300
[  399.974968]  ? trace_hardirqs_off_caller+0xbb/0x300
[  399.979998]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  399.984855]  ? trace_hardirqs_off+0x300/0x300
[  399.989354]  ? trace_hardirqs_off+0x300/0x300
[  399.993864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  399.999405]  ? check_preemption_disabled+0x48/0x200
[  400.004423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.009978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.014849]  apic_timer_interrupt+0xf/0x20
[  400.019084]  </IRQ>
[  400.021330] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  400.027045] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  400.045955] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  400.053674] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  400.061411] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  400.068682] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  400.075957] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  400.083231] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  400.090543]  cgroup_file_notify+0x226/0x2f0
[  400.094879]  ? cgroup_procs_write_finish+0xf0/0xf0
[  400.099822]  ? print_usage_bug+0xc0/0xc0
[  400.103912]  ? find_held_lock+0x36/0x1c0
[  400.107981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.113530]  shrink_node+0x5e1/0x16b0
[  400.117339]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  400.122785]  ? shrink_node_memcg+0x18e0/0x18e0
[  400.127377]  ? kvm_clock_read+0x18/0x30
[  400.131356]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  400.136383]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  400.140884]  ? kasan_check_write+0x14/0x20
[  400.145124]  ? do_raw_spin_lock+0xc1/0x200
[  400.149368]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  400.154915]  ? __cpuset_node_allowed+0x19b/0x660
[  400.159688]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  400.165404]  ? delayacct_end+0x5a/0x100
[  400.169408]  do_try_to_free_pages+0x3e7/0x1290
[  400.174021]  ? shrink_node+0x16b0/0x16b0
[  400.178096]  ? __lock_is_held+0xb5/0x140
[  400.182183]  try_to_free_pages+0x4d0/0xb90
[  400.186435]  ? do_try_to_free_pages+0x1290/0x1290
[  400.191283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.196851]  ? lock_acquire+0x1ed/0x520
[  400.200846]  ? set_page_refcounted+0x280/0x280
[  400.205443]  ? lock_release+0x970/0x970
[  400.209431]  ? ___might_sleep+0x1ed/0x300
[  400.213591]  ? arch_local_save_flags+0x40/0x40
[  400.218201]  __alloc_pages_slowpath+0x993/0x2d80
[  400.222997]  ? warn_alloc+0x120/0x120
[  400.226802]  ? __radix_tree_lookup+0x4c0/0x4c0
[  400.231417]  ? find_get_entry+0x2f2/0xc40
[  400.235580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.241130]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  400.246068]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.251620]  ? should_fail+0x22d/0xd01
[  400.255517]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.260629]  ? __lock_is_held+0xb5/0x140
[  400.264724]  ? __lock_is_held+0xb5/0x140
[  400.268801]  ? __lock_acquire+0x7ec/0x4ec0
[  400.273056]  ? ___might_sleep+0x1ed/0x300
[  400.277216]  ? lock_release+0x970/0x970
[  400.281205]  ? arch_local_save_flags+0x40/0x40
[  400.285809]  ? __might_sleep+0x95/0x190
[  400.289804]  __alloc_pages_nodemask+0xa80/0xde0
[  400.294500]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  400.299530]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  400.305333]  ? kasan_check_read+0x11/0x20
[  400.309489]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.314776]  ? graph_lock+0x170/0x170
[  400.318582]  ? print_usage_bug+0xc0/0xc0
[  400.322656]  ? graph_lock+0x170/0x170
[  400.326480]  ? graph_lock+0x170/0x170
[  400.330287]  ? __do_page_cache_readahead+0x7ce/0x980
[  400.335406]  ? find_held_lock+0x36/0x1c0
[  400.339477]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  400.345023]  alloc_pages_current+0x10c/0x210
[  400.349446]  ? lock_downgrade+0x900/0x900
[  400.353613]  __page_cache_alloc+0x38f/0x5b0
[  400.357949]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  400.363751]  ? kasan_check_read+0x11/0x20
[  400.367908]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.373195]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  400.377871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.383413]  ? check_preemption_disabled+0x48/0x200
[  400.388442]  filemap_fault+0x1594/0x25f0
[  400.392525]  ? __lock_page_or_retry+0xa00/0xa00
[  400.397266]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  400.403262]  ? kasan_check_read+0x11/0x20
[  400.407423]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.412711]  ? rcu_bh_qs+0xc0/0xc0
[  400.416264]  ? print_usage_bug+0xc0/0xc0
[  400.420516]  ? filemap_map_pages+0xdea/0x1980
[  400.425435]  ? print_usage_bug+0xc0/0xc0
[  400.430285]  ? find_get_pages_range_tag+0x1320/0x1320
[  400.435560]  ? print_usage_bug+0xc0/0xc0
[  400.439671]  ? __lock_acquire+0x7ec/0x4ec0
[  400.444532]  ? graph_lock+0x170/0x170
[  400.449062]  ? __sigqueue_free.part.27+0x7d/0xa0
[  400.453838]  ? __lock_acquire+0x7ec/0x4ec0
[  400.458102]  ? lock_acquire+0x1ed/0x520
[  400.462348]  ? ext4_filemap_fault+0x7a/0xad
[  400.466859]  ? lock_release+0x970/0x970
[  400.471569]  ? arch_local_save_flags+0x40/0x40
[  400.476164]  ? mark_held_locks+0x130/0x130
[  400.480418]  ? down_read+0xb0/0x1d0
[  400.484056]  ? ext4_filemap_fault+0x7a/0xad
[  400.488382]  ? __down_interruptible+0x700/0x700
[  400.493063]  ? graph_lock+0x170/0x170
[  400.496874]  ? __sigqueue_free.part.27+0x7d/0xa0
[  400.501653]  ext4_filemap_fault+0x82/0xad
[  400.505808]  __do_fault+0x100/0x6b0
[  400.509453]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.514770]  ? print_bad_pte+0x6c0/0x6c0
[  400.518861]  ? pmd_val+0x88/0x100
[  400.522324]  ? add_mm_counter_fast+0xd0/0xd0
[  400.526734]  ? pmd_val+0x88/0x100
[  400.530193]  ? add_mm_counter_fast+0xd0/0xd0
[  400.534617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.540172]  __handle_mm_fault+0x3709/0x53e0
[  400.544597]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  400.549452]  ? graph_lock+0x170/0x170
[  400.553259]  ? print_usage_bug+0xc0/0xc0
[  400.557328]  ? graph_lock+0x170/0x170
[  400.561132]  ? graph_lock+0x170/0x170
[  400.564963]  ? handle_mm_fault+0x42a/0xc70
[  400.569206]  ? lock_downgrade+0x900/0x900
[  400.573358]  ? check_preemption_disabled+0x48/0x200
[  400.578385]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  400.584190]  ? kasan_check_read+0x11/0x20
[  400.588372]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  400.593660]  ? rcu_bh_qs+0xc0/0xc0
[  400.597209]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  400.602670]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.608211]  ? check_preemption_disabled+0x48/0x200
[  400.613246]  handle_mm_fault+0x54f/0xc70
[  400.617319]  ? __handle_mm_fault+0x53e0/0x53e0
[  400.621917]  ? find_vma+0x34/0x190
[  400.625472]  __do_page_fault+0x67d/0xed0
[  400.629549]  ? mm_fault_error+0x380/0x380
[  400.633706]  ? syscall_slow_exit_work+0x520/0x520
[  400.638559]  do_page_fault+0xf2/0x7e0
[  400.642369]  ? vmalloc_sync_all+0x30/0x30
[  400.646525]  ? error_entry+0x70/0xd0
[  400.650247]  ? trace_hardirqs_off_caller+0xbb/0x300
[  400.655265]  ? trace_hardirqs_on_caller+0xc0/0x300
[  400.660206]  ? syscall_return_slowpath+0x5e0/0x5e0
[  400.665148]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.669999]  ? trace_hardirqs_off+0x300/0x300
[  400.674503]  ? trace_hardirqs_off_caller+0x300/0x300
[  400.679625]  ? prepare_exit_to_usermode+0x291/0x3b0
[  400.684649]  ? page_fault+0x8/0x30
[  400.688200]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  400.693052]  ? page_fault+0x8/0x30
[  400.696598]  page_fault+0x1e/0x30
[  400.700058] RIP: 0033:0x45db60
[  400.703258] Code: Bad RIP value.
[  400.706629] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  400.711995] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  400.719268] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  400.726542] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  400.733819] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  400.741100] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  400.748410] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  400.748474] aoe: skb alloc failure
[  400.755702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  400.755707] Call Trace:
[  400.755714]  <IRQ>
[  400.755735]  dump_stack+0x1c4/0x2b4
[  400.755752]  ? dump_stack_print_info.cold.2+0x52/0x52
[  400.755781]  warn_alloc.cold.118+0xb7/0x1bd
[  400.759328] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  400.768663]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  400.771232] syz-fuzzer cpuset=
[  400.773386]  ? lock_downgrade+0x900/0x900
[  400.776994] /
[  400.782190]  ? trace_hardirqs_off+0xb8/0x300
[  400.786491]  mems_allowed=0
[  400.796724]  ? trace_hardirqs_off+0xb8/0x300
[  400.822287]  __alloc_pages_slowpath+0x2667/0x2d80
[  400.827182]  ? warn_alloc+0x120/0x120
[  400.830997]  ? warn_alloc+0x120/0x120
[  400.834807]  ? print_usage_bug+0xc0/0xc0
[  400.838886]  ? warn_alloc+0x120/0x120
[  400.842697]  ? print_usage_bug+0xc0/0xc0
[  400.846764]  ? __lock_acquire+0x7ec/0x4ec0
[  400.851000]  ? __lock_acquire+0x7ec/0x4ec0
[  400.855244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  400.860785]  ? should_fail+0x22d/0xd01
[  400.864685]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.869797]  ? __lock_acquire+0x7ec/0x4ec0
[  400.874053]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  400.879156]  ? __lock_acquire+0x7ec/0x4ec0
[  400.883392]  ? should_fail+0x22d/0xd01
[  400.887297]  ? mark_held_locks+0x130/0x130
[  400.891541]  ? mark_held_locks+0x130/0x130
[  400.895781]  ? graph_lock+0x170/0x170
[  400.899584]  ? graph_lock+0x170/0x170
[  400.903393]  ? graph_lock+0x170/0x170
[  400.907198]  ? print_usage_bug+0xc0/0xc0
[  400.911267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.916812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.922363]  ? check_preemption_disabled+0x48/0x200
[  400.927379]  ? check_preemption_disabled+0x48/0x200
[  400.932416]  ? __lock_is_held+0xb5/0x140
[  400.936491]  __alloc_pages_nodemask+0xa80/0xde0
[  400.941185]  ? graph_lock+0x170/0x170
[  400.944996]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  400.950017]  ? graph_lock+0x170/0x170
[  400.954371]  ? find_held_lock+0x36/0x1c0
[  400.958449]  ? ____cache_alloc_node+0x1c7/0x1e0
[  400.963128]  ? lock_downgrade+0x900/0x900
[  400.967291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  400.972848]  cache_grow_begin+0x91/0x8c0
[  400.976920]  ? do_raw_spin_unlock+0xa7/0x2f0
[  400.981342]  fallback_alloc+0x203/0x2e0
[  400.985332]  ____cache_alloc_node+0x1c7/0x1e0
[  400.989854]  kmem_cache_alloc_node+0xe3/0x730
[  400.994362]  ? ipv6_get_ifaddr+0x42e/0x620
[  400.998611]  __alloc_skb+0x119/0x770
[  401.002331]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.007615]  ? skb_scrub_packet+0x490/0x490
[  401.011941]  ? lock_downgrade+0x900/0x900
[  401.016109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.021655]  ? refcount_sub_and_test_checked+0x203/0x310
[  401.027121]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  401.032582]  ? addrconf_rs_timer+0x6f0/0x6f0
[  401.037009]  ndisc_alloc_skb+0x144/0x340
[  401.041084]  ndisc_send_rs+0x331/0x6e0
[  401.045015]  addrconf_rs_timer+0x3c0/0x6f0
[  401.049263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.053520]  call_timer_fn+0x272/0x920
[  401.057409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.061653]  ? process_timeout+0x40/0x40
[  401.065715]  ? find_held_lock+0x36/0x1c0
[  401.069792]  ? __run_timers+0x7da/0xc70
[  401.073784]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.078284]  ? _raw_spin_unlock_irq+0x27/0x80
[  401.082782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.087019]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  401.091607]  ? trace_hardirqs_on+0xbd/0x310
[  401.095930]  ? kasan_check_read+0x11/0x20
[  401.100079]  ? __run_timers+0x7da/0xc70
[  401.104066]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  401.109530]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.113780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  401.118022]  __run_timers+0x7e5/0xc70
[  401.121852]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  401.127223]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  401.132242]  ? graph_lock+0x170/0x170
[  401.136054]  ? enqueue_hrtimer+0x1a5/0x560
[  401.140292]  ? lock_release+0x970/0x970
[  401.144272]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  401.149475]  ? find_held_lock+0x36/0x1c0
[  401.153556]  ? graph_lock+0x170/0x170
[  401.157368]  ? pvclock_read_flags+0x160/0x160
[  401.161872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.167412]  ? check_preemption_disabled+0x48/0x200
[  401.172444]  ? __lock_is_held+0xb5/0x140
[  401.176509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.182052]  ? check_preemption_disabled+0x48/0x200
[  401.187082]  run_timer_softirq+0x52/0xb0
[  401.191158]  ? rcu_read_lock_sched_held+0x108/0x120
[  401.196183]  __do_softirq+0x30b/0xad8
[  401.200000]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  401.205122]  ? pvclock_read_flags+0x160/0x160
[  401.209626]  ? lapic_next_event+0x5a/0x90
[  401.213779]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.219317]  ? check_preemption_disabled+0x48/0x200
[  401.224336]  ? check_preemption_disabled+0x48/0x200
[  401.229363]  ? kvm_clock_read+0x18/0x30
[  401.233347]  ? kvm_sched_clock_read+0x9/0x20
[  401.237762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.243388]  ? check_preemption_disabled+0x48/0x200
[  401.248421]  irq_exit+0x17f/0x1c0
[  401.251881]  smp_apic_timer_interrupt+0x1cb/0x760
[  401.256725]  ? smp_reschedule_interrupt+0x109/0x650
[  401.261935]  ? smp_call_function_single_interrupt+0x650/0x650
[  401.267833]  ? interrupt_entry+0xb5/0xf0
[  401.271903]  ? trace_hardirqs_off_caller+0xbb/0x300
[  401.276921]  ? trace_hardirqs_off_caller+0xbb/0x300
[  401.281946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.286793]  ? trace_hardirqs_off+0x300/0x300
[  401.291299]  ? trace_hardirqs_off+0x300/0x300
[  401.295799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.301356]  ? check_preemption_disabled+0x48/0x200
[  401.306390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.311257]  apic_timer_interrupt+0xf/0x20
[  401.315497]  </IRQ>
[  401.317747] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  401.322688] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  401.341627] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  401.349352] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  401.356629] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  401.363898] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  401.371171] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  401.378443] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  401.385771]  skb_clone+0x1bb/0x500
[  401.389322]  ? skb_split+0x11e0/0x11e0
[  401.393217]  ? preempt_notifier_register+0x200/0x200
[  401.398328]  ? __switch_to_asm+0x34/0x70
[  401.402394]  ? __switch_to_asm+0x34/0x70
[  401.406467]  ? lockdep_hardirqs_on+0x421/0x5c0
[  401.411069]  bpf_clone_redirect+0xb9/0x490
[  401.415316]  ? trace_hardirqs_off_caller+0x300/0x300
[  401.420431]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  401.425458]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  401.430232]  ? find_held_lock+0x36/0x1c0
[  401.434305]  ? lock_acquire+0x1ed/0x520
[  401.438281]  ? bpf_test_run+0x32e/0x5a0
[  401.442265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.447805]  ? check_preemption_disabled+0x48/0x200
[  401.452846]  ? kasan_check_read+0x11/0x20
[  401.457003]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  401.462287]  ? rcu_bh_qs+0xc0/0xc0
[  401.465854]  ? bpf_test_run+0x1c0/0x5a0
[  401.469855]  ? netlink_diag_dump+0x2a0/0x2a0
[  401.474279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.479821]  ? bpf_test_init.isra.9+0x70/0x100
[  401.484424]  ? bpf_prog_test_run_skb+0x634/0xb40
[  401.489196]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  401.494043]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  401.499584]  ? fput+0x130/0x1a0
[  401.502870]  ? __bpf_prog_get+0x9b/0x290
[  401.506936]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  401.511785]  ? bpf_prog_test_run+0x130/0x1a0
[  401.516205]  ? __x64_sys_bpf+0x3d8/0x510
[  401.520268]  ? bpf_prog_get+0x20/0x20
[  401.524097]  ? do_syscall_64+0x1b9/0x820
[  401.528169]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  401.533540]  ? syscall_return_slowpath+0x5e0/0x5e0
[  401.538476]  ? trace_hardirqs_off+0x300/0x300
[  401.542978]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  401.547996]  ? recalc_sigpending_tsk+0x180/0x180
[  401.552756]  ? kasan_check_write+0x14/0x20
[  401.557002]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  401.561864]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  401.567245] warn_alloc_show_mem: 1 callbacks suppressed
[  401.567258] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  401.567260] Mem-Info:
[  401.567291] active_anon:42551 inactive_anon:372 isolated_anon:0
[  401.567291]  active_file:18 inactive_file:16 isolated_file:0
[  401.567291]  unevictable:0 dirty:0 writeback:0 unstable:0
[  401.567291]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  401.567291]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  401.567291]  free:13623 free_pcp:186 free_cma:0
[  401.572743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  401.579681] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  401.582117] Call Trace:
[  401.614986] Node 0 
[  401.624335]  <IRQ>
[  401.652022] 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
[  401.654585]  dump_stack+0x1c4/0x2b4
[  401.656791] lowmem_reserve[]: 0
[  401.658960]  ? dump_stack_print_info.cold.2+0x52/0x52
[  401.684433]  2815 6318
[  401.688083]  warn_alloc.cold.118+0xb7/0x1bd
[  401.691324]  6318
[  401.696520]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  401.698997] Node 0 
[  401.703316]  ? lock_downgrade+0x900/0x900
[  401.705381] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  401.710204]  ? trace_hardirqs_off+0xb8/0x300
[  401.712413] lowmem_reserve[]: 0
[  401.716572]  ? trace_hardirqs_off+0xb8/0x300
[  401.743090]  0 3503
[  401.747520]  __alloc_pages_slowpath+0x2667/0x2d80
[  401.750769]  3503
[  401.755218]  ? warn_alloc+0x120/0x120
[  401.757404] Node 0 
[  401.762245]  ? __lock_acquire+0x7ec/0x4ec0
[  401.764317] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  401.768092]  ? warn_alloc+0x120/0x120
[  401.770310] lowmem_reserve[]: 0
[  401.774555]  ? print_usage_bug+0xc0/0xc0
[  401.802904]  0
[  401.806705]  ? warn_alloc+0x120/0x120
[  401.809961]  0 0
[  401.814032]  ? print_usage_bug+0xc0/0xc0
[  401.815820] Node 0 
[  401.819630]  ? mark_held_locks+0x130/0x130
[  401.821582] DMA: 1*4kB 
[  401.825676]  ? mark_held_locks+0x130/0x130
[  401.827898] (U) 
[  401.832134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  401.834690] 0*8kB 0*16kB 
[  401.838950]  ? should_fail+0x22d/0xd01
[  401.840907] 1*32kB 
[  401.846439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.849172] (U) 2*64kB 
[  401.853068]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.855279] (U) 1*128kB 
[  401.860821]  ? __lock_acquire+0x7ec/0x4ec0
[  401.863394] (U) 
[  401.868498]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  401.871143] 1*256kB (U) 
[  401.875386]  ? should_fail+0x22d/0xd01
[  401.877346] 0*512kB 
[  401.882438]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  401.882464]  ? mark_held_locks+0x130/0x130
[  401.885112] 1*1024kB (U) 
[  401.889022]  ? mark_held_locks+0x130/0x130
[  401.891328] 1*2048kB 
[  401.896870]  ? graph_lock+0x170/0x170
[  401.901084] (M) 
[  401.903852]  ? graph_lock+0x170/0x170
[  401.908063] 3*4096kB (M) 
[  401.910481]  ? print_usage_bug+0xc0/0xc0
[  401.914263] = 15908kB
[  401.916248]  ? do_raw_spin_unlock+0xa7/0x2f0
[  401.920030] Node 0 
[  401.922787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  401.926836] DMA32: 4*4kB 
[  401.929257]  ? check_preemption_disabled+0x48/0x200
[  401.933644] (UM) 
[  401.935886]  ? check_preemption_disabled+0x48/0x200
[  401.941390] 3*8kB (UM) 
[  401.944167]  ? __lock_is_held+0xb5/0x140
[  401.949151] 1*16kB (M) 
[  401.951227]  __alloc_pages_nodemask+0xa80/0xde0
[  401.956394] 2*32kB (UM) 
[  401.958988]  ? graph_lock+0x170/0x170
[  401.963026] 2*64kB (M) 
[  401.965629]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  401.970260] 4*128kB (UM) 
[  401.972943]  ? graph_lock+0x170/0x170
[  401.976718] 2*256kB (M) 
[  401.979317]  ? find_held_lock+0x36/0x1c0
[  401.984297] 4*512kB (UM) 
[  401.987078]  ? ____cache_alloc_node+0x1c7/0x1e0
[  401.990849] 3*1024kB (M) 
[  401.993530]  ? lock_downgrade+0x900/0x900
[  401.997562] 3*2048kB (M) 
[  402.000342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.004988] 3*4096kB 
[  402.007757]  cache_grow_begin+0x91/0x8c0
[  402.011874] (M) 
[  402.014639]  ? do_raw_spin_unlock+0xa7/0x2f0
[  402.020144] = 24824kB
[  402.020154] Node 0 
[  402.022569]  fallback_alloc+0x203/0x2e0
[  402.026595] Normal: 2044*4kB 
[  402.028593]  ____cache_alloc_node+0x1c7/0x1e0
[  402.032976] (UMEH) 
[  402.035393]  kmem_cache_alloc_node+0xe3/0x730
[  402.037612] 226*8kB 
[  402.041583]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  402.044662] (UMEH) 
[  402.049156]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  402.051371] 46*16kB 
[  402.055871]  __alloc_skb+0x119/0x770
[  402.058167] (UME) 
[  402.063753]  ? calc_wheel_index+0x220/0x220
[  402.065974] 27*32kB 
[  402.070724]  ? skb_scrub_packet+0x490/0x490
[  402.073027] (UME) 
[  402.076746]  ? vprintk_default+0x28/0x30
[  402.078874] 10*64kB 
[  402.083190]  ? vprintk_func+0x85/0x181
[  402.085484] (UME) 4*128kB 
[  402.089810]  ? printk+0xa7/0xcf
[  402.091946] (UM) 
[  402.096024]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  402.098328] 0*256kB 
[  402.102220]  new_skb+0x26/0x1c0
[  402.105038] 2*512kB 
[  402.108310]  aoecmd_cfg+0x279/0x7f0
[  402.110356] (U) 
[  402.115109]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  402.117425] 0*1024kB 0*2048kB 
[  402.120727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.123022] 0*4096kB = 13760kB
[  402.126654]  ? check_preemption_disabled+0x48/0x200
[  402.128613] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  402.128627] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  402.132937]  ? check_preemption_disabled+0x48/0x200
[  402.136110] 413 total pagecache pages
[  402.141652]  ? __lock_is_held+0xb5/0x140
[  402.144817] 0 pages in swap cache
[  402.149849]  discover_timer+0x50/0x60
[  402.158651] Swap cache stats: add 0, delete 0, find 0/0
[  402.158662] Free swap  = 0kB
[  402.167240]  call_timer_fn+0x272/0x920
[  402.172224] Total swap = 0kB
[  402.172233] 1965979 pages RAM
[  402.176031]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  402.180069] 0 pages HighMem/MovableOnly
[  402.180087] 343323 pages reserved
[  402.183543]  ? process_timeout+0x40/0x40
[  402.187322] 0 pages cma reserved
[  402.192683]  ? find_held_lock+0x36/0x1c0
[  402.195756] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  402.199583]  ? mark_held_locks+0xc7/0x130
[  402.202664] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  402.205686]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.210508] syz-executor3 cpuset=
[  402.214482]  ? _raw_spin_unlock_irq+0x27/0x80
[  402.217913] syz3
[  402.221973]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  402.225322]  mems_allowed=0
[  402.229380]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  402.277192]  ? trace_hardirqs_on+0xbd/0x310
[  402.281521]  ? kasan_check_read+0x11/0x20
[  402.285684]  ? __run_timers+0x7da/0xc70
[  402.289666]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  402.295139]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  402.299987]  __run_timers+0x7e5/0xc70
[  402.303806]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  402.309186]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  402.314208]  ? graph_lock+0x170/0x170
[  402.318016]  ? print_usage_bug+0xc0/0xc0
[  402.322075]  ? lock_release+0x970/0x970
[  402.326053]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  402.331257]  ? find_held_lock+0x36/0x1c0
[  402.335328]  ? graph_lock+0x170/0x170
[  402.339143]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.344682]  ? check_preemption_disabled+0x48/0x200
[  402.349714]  ? __lock_is_held+0xb5/0x140
[  402.353780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.359325]  ? check_preemption_disabled+0x48/0x200
[  402.364359]  run_timer_softirq+0x52/0xb0
[  402.368423]  ? rcu_read_lock_sched_held+0x108/0x120
[  402.373444]  __do_softirq+0x30b/0xad8
[  402.377264]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  402.382378]  ? pvclock_read_flags+0x160/0x160
[  402.386876]  ? lapic_next_event+0x5a/0x90
[  402.391027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.396571]  ? check_preemption_disabled+0x48/0x200
[  402.401596]  ? check_preemption_disabled+0x48/0x200
[  402.406633]  ? kvm_clock_read+0x18/0x30
[  402.410614]  ? kvm_sched_clock_read+0x9/0x20
[  402.415031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.420591]  ? check_preemption_disabled+0x48/0x200
[  402.425646]  irq_exit+0x17f/0x1c0
[  402.429721]  smp_apic_timer_interrupt+0x1cb/0x760
[  402.434570]  ? smp_reschedule_interrupt+0x109/0x650
[  402.439609]  ? smp_call_function_single_interrupt+0x650/0x650
[  402.445513]  ? interrupt_entry+0xb5/0xf0
[  402.449580]  ? trace_hardirqs_off_caller+0xbb/0x300
[  402.454616]  ? trace_hardirqs_off_caller+0xbb/0x300
[  402.459642]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.464486]  ? trace_hardirqs_off+0x300/0x300
[  402.468986]  ? trace_hardirqs_off+0x300/0x300
[  402.473490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.479045]  ? check_preemption_disabled+0x48/0x200
[  402.484067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.489627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  402.494485]  apic_timer_interrupt+0xf/0x20
[  402.498719]  </IRQ>
[  402.500961] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  402.506676] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  402.525588] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  402.533499] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  402.540776] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  402.548048] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  402.555321] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  402.562597] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  402.569920]  cgroup_file_notify+0x226/0x2f0
[  402.574249]  ? cgroup_procs_write_finish+0xf0/0xf0
[  402.579179]  ? print_usage_bug+0xc0/0xc0
[  402.583252]  ? find_held_lock+0x36/0x1c0
[  402.587855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.593403]  shrink_node+0x5e1/0x16b0
[  402.597206]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  402.602512]  ? shrink_node_memcg+0x18e0/0x18e0
[  402.607102]  ? kvm_clock_read+0x18/0x30
[  402.611079]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  402.616117]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  402.620620]  ? kasan_check_write+0x14/0x20
[  402.624867]  ? do_raw_spin_lock+0xc1/0x200
[  402.629105]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  402.634648]  ? __cpuset_node_allowed+0x19b/0x660
[  402.639409]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  402.645126]  ? delayacct_end+0x5a/0x100
[  402.649116]  do_try_to_free_pages+0x3e7/0x1290
[  402.653724]  ? shrink_node+0x16b0/0x16b0
[  402.657789]  ? __lock_is_held+0xb5/0x140
[  402.661881]  try_to_free_pages+0x4d0/0xb90
[  402.666123]  ? do_try_to_free_pages+0x1290/0x1290
[  402.670966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.676519]  ? lock_acquire+0x1ed/0x520
[  402.680499]  ? set_page_refcounted+0x280/0x280
[  402.685092]  ? lock_release+0x970/0x970
[  402.689074]  ? ___might_sleep+0x1ed/0x300
[  402.693224]  ? arch_local_save_flags+0x40/0x40
[  402.697822]  __alloc_pages_slowpath+0x993/0x2d80
[  402.702636]  ? warn_alloc+0x120/0x120
[  402.706437]  ? __radix_tree_lookup+0x4c0/0x4c0
[  402.711034]  ? find_get_entry+0x2f2/0xc40
[  402.715193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  402.720737]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  402.725669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.731208]  ? should_fail+0x22d/0xd01
[  402.735106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  402.740212]  ? __lock_is_held+0xb5/0x140
[  402.744302]  ? __lock_is_held+0xb5/0x140
[  402.748377]  ? __lock_acquire+0x7ec/0x4ec0
[  402.752625]  ? ___might_sleep+0x1ed/0x300
[  402.756773]  ? lock_release+0x970/0x970
[  402.760750]  ? arch_local_save_flags+0x40/0x40
[  402.765348]  ? __might_sleep+0x95/0x190
[  402.769329]  __alloc_pages_nodemask+0xa80/0xde0
[  402.774011]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  402.779035]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  402.784841]  ? kasan_check_read+0x11/0x20
[  402.788996]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.794281]  ? graph_lock+0x170/0x170
[  402.798089]  ? print_usage_bug+0xc0/0xc0
[  402.802156]  ? graph_lock+0x170/0x170
[  402.806065]  ? graph_lock+0x170/0x170
[  402.809876]  ? __do_page_cache_readahead+0x7ce/0x980
[  402.814990]  ? find_held_lock+0x36/0x1c0
[  402.819064]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  402.824613]  alloc_pages_current+0x10c/0x210
[  402.829033]  ? lock_downgrade+0x900/0x900
[  402.833187]  __page_cache_alloc+0x38f/0x5b0
[  402.837512]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  402.843310]  ? kasan_check_read+0x11/0x20
[  402.847462]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.852746]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  402.857422]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  402.862965]  ? check_preemption_disabled+0x48/0x200
[  402.867991]  filemap_fault+0x1594/0x25f0
[  402.872067]  ? __lock_page_or_retry+0xa00/0xa00
[  402.876736]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  402.882535]  ? kasan_check_read+0x11/0x20
[  402.886689]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.891971]  ? rcu_bh_qs+0xc0/0xc0
[  402.895521]  ? print_usage_bug+0xc0/0xc0
[  402.899591]  ? filemap_map_pages+0xdea/0x1980
[  402.904102]  ? print_usage_bug+0xc0/0xc0
[  402.908180]  ? find_get_pages_range_tag+0x1320/0x1320
[  402.913372]  ? print_usage_bug+0xc0/0xc0
[  402.917432]  ? __lock_acquire+0x7ec/0x4ec0
[  402.921668]  ? graph_lock+0x170/0x170
[  402.925476]  ? __sigqueue_free.part.27+0x7d/0xa0
[  402.930242]  ? __lock_acquire+0x7ec/0x4ec0
[  402.934493]  ? lock_acquire+0x1ed/0x520
[  402.938473]  ? ext4_filemap_fault+0x7a/0xad
[  402.942802]  ? lock_release+0x970/0x970
[  402.946787]  ? arch_local_save_flags+0x40/0x40
[  402.951384]  ? mark_held_locks+0x130/0x130
[  402.955960]  ? down_read+0xb0/0x1d0
[  402.959588]  ? ext4_filemap_fault+0x7a/0xad
[  402.963921]  ? __down_interruptible+0x700/0x700
[  402.968592]  ? graph_lock+0x170/0x170
[  402.972404]  ? __sigqueue_free.part.27+0x7d/0xa0
[  402.977178]  ext4_filemap_fault+0x82/0xad
[  402.981333]  __do_fault+0x100/0x6b0
[  402.984964]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  402.990248]  ? print_bad_pte+0x6c0/0x6c0
[  402.994320]  ? pmd_val+0x88/0x100
[  402.997794]  ? add_mm_counter_fast+0xd0/0xd0
[  403.002212]  ? pmd_val+0x88/0x100
[  403.005669]  ? add_mm_counter_fast+0xd0/0xd0
[  403.010083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.015635]  __handle_mm_fault+0x3709/0x53e0
[  403.020056]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  403.024909]  ? graph_lock+0x170/0x170
[  403.028718]  ? print_usage_bug+0xc0/0xc0
[  403.033043]  ? graph_lock+0x170/0x170
[  403.036851]  ? graph_lock+0x170/0x170
[  403.040679]  ? handle_mm_fault+0x42a/0xc70
[  403.044917]  ? lock_downgrade+0x900/0x900
[  403.049073]  ? check_preemption_disabled+0x48/0x200
[  403.054104]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  403.059907]  ? kasan_check_read+0x11/0x20
[  403.064059]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.069375]  ? rcu_bh_qs+0xc0/0xc0
[  403.072922]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.078378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.083921]  ? check_preemption_disabled+0x48/0x200
[  403.088952]  handle_mm_fault+0x54f/0xc70
[  403.093022]  ? __handle_mm_fault+0x53e0/0x53e0
[  403.097633]  ? find_vma+0x34/0x190
[  403.101204]  __do_page_fault+0x67d/0xed0
[  403.105281]  ? mm_fault_error+0x380/0x380
[  403.109459]  ? syscall_slow_exit_work+0x520/0x520
[  403.114315]  do_page_fault+0xf2/0x7e0
[  403.118124]  ? vmalloc_sync_all+0x30/0x30
[  403.122307]  ? error_entry+0x70/0xd0
[  403.126028]  ? trace_hardirqs_off_caller+0xbb/0x300
[  403.131046]  ? trace_hardirqs_on_caller+0xc0/0x300
[  403.135981]  ? syscall_return_slowpath+0x5e0/0x5e0
[  403.140916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.145772]  ? trace_hardirqs_off+0x300/0x300
[  403.150280]  ? trace_hardirqs_off_caller+0x300/0x300
[  403.155425]  ? prepare_exit_to_usermode+0x291/0x3b0
[  403.160460]  ? page_fault+0x8/0x30
[  403.164022]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.168884]  ? page_fault+0x8/0x30
[  403.172443]  page_fault+0x1e/0x30
[  403.175899] RIP: 0033:0x45db60
[  403.179099] Code: Bad RIP value.
[  403.182466] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  403.187841] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  403.195130] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  403.202402] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  403.209675] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  403.216948] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  403.224251] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  403.224317] aoe: skb alloc failure
[  403.231536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  403.231542] Call Trace:
[  403.231550]  <IRQ>
[  403.231570]  dump_stack+0x1c4/0x2b4
[  403.231589]  ? dump_stack_print_info.cold.2+0x52/0x52
[  403.235156] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  403.244496]  warn_alloc.cold.118+0xb7/0x1bd
[  403.247072] syz-fuzzer cpuset=
[  403.249222]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  403.252840] /
[  403.258125]  ? lock_downgrade+0x900/0x900
[  403.268328]  mems_allowed=0
[  403.272655]  ? trace_hardirqs_off+0xb8/0x300
[  403.293843]  ? trace_hardirqs_off+0xb8/0x300
[  403.298271]  __alloc_pages_slowpath+0x2667/0x2d80
[  403.303158]  ? warn_alloc+0x120/0x120
[  403.306976]  ? trace_hardirqs_on+0x310/0x310
[  403.311388]  ? warn_alloc+0x120/0x120
[  403.315198]  ? print_usage_bug+0xc0/0xc0
[  403.319266]  ? warn_alloc+0x120/0x120
[  403.323072]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  403.328100]  ? print_usage_bug+0xc0/0xc0
[  403.332179]  ? __lock_acquire+0x7ec/0x4ec0
[  403.336417]  ? __lock_acquire+0x7ec/0x4ec0
[  403.340658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.346202]  ? should_fail+0x22d/0xd01
[  403.350111]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.355225]  ? __lock_acquire+0x7ec/0x4ec0
[  403.359476]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  403.364580]  ? __lock_acquire+0x7ec/0x4ec0
[  403.368818]  ? should_fail+0x22d/0xd01
[  403.372722]  ? print_usage_bug+0xc0/0xc0
[  403.376798]  ? mark_held_locks+0x130/0x130
[  403.381052]  ? mark_held_locks+0x130/0x130
[  403.385307]  ? graph_lock+0x170/0x170
[  403.389120]  ? print_usage_bug+0xc0/0xc0
[  403.393191]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  403.397963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.403504]  ? check_preemption_disabled+0x48/0x200
[  403.408521]  ? check_preemption_disabled+0x48/0x200
[  403.413554]  ? __lock_is_held+0xb5/0x140
[  403.417630]  __alloc_pages_nodemask+0xa80/0xde0
[  403.422307]  ? graph_lock+0x170/0x170
[  403.426123]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  403.431148]  ? graph_lock+0x170/0x170
[  403.434970]  ? find_held_lock+0x36/0x1c0
[  403.439045]  ? ____cache_alloc_node+0x1c7/0x1e0
[  403.443721]  ? lock_downgrade+0x900/0x900
[  403.447884]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.453437]  cache_grow_begin+0x91/0x8c0
[  403.457505]  ? do_raw_spin_unlock+0xa7/0x2f0
[  403.461926]  fallback_alloc+0x203/0x2e0
[  403.465916]  ____cache_alloc_node+0x1c7/0x1e0
[  403.470425]  kmem_cache_alloc_node+0xe3/0x730
[  403.474925]  ? ipv6_get_ifaddr+0x42e/0x620
[  403.479179]  __alloc_skb+0x119/0x770
[  403.482902]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.488192]  ? skb_scrub_packet+0x490/0x490
[  403.492515]  ? lock_downgrade+0x900/0x900
[  403.496679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.502226]  ? refcount_sub_and_test_checked+0x203/0x310
[  403.507688]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  403.513149]  ? addrconf_rs_timer+0x6f0/0x6f0
[  403.517582]  ndisc_alloc_skb+0x144/0x340
[  403.521655]  ndisc_send_rs+0x331/0x6e0
[  403.525555]  addrconf_rs_timer+0x3c0/0x6f0
[  403.529805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.534073]  call_timer_fn+0x272/0x920
[  403.537976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.542219]  ? process_timeout+0x40/0x40
[  403.546283]  ? find_held_lock+0x36/0x1c0
[  403.550360]  ? __run_timers+0x7da/0xc70
[  403.554344]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.558856]  ? _raw_spin_unlock_irq+0x27/0x80
[  403.563356]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.567595]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  403.572183]  ? trace_hardirqs_on+0xbd/0x310
[  403.576508]  ? kasan_check_read+0x11/0x20
[  403.580665]  ? __run_timers+0x7da/0xc70
[  403.584646]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  403.590113]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.594360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  403.598599]  __run_timers+0x7e5/0xc70
[  403.602440]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  403.607811]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  403.612849]  ? graph_lock+0x170/0x170
[  403.616659]  ? enqueue_hrtimer+0x1a5/0x560
[  403.620926]  ? lock_release+0x970/0x970
[  403.624907]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  403.630115]  ? find_held_lock+0x36/0x1c0
[  403.634185]  ? graph_lock+0x170/0x170
[  403.637994]  ? pvclock_read_flags+0x160/0x160
[  403.642499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.648043]  ? check_preemption_disabled+0x48/0x200
[  403.653077]  ? __lock_is_held+0xb5/0x140
[  403.657156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.662696]  ? check_preemption_disabled+0x48/0x200
[  403.667727]  run_timer_softirq+0x52/0xb0
[  403.671793]  ? rcu_read_lock_sched_held+0x108/0x120
[  403.676834]  __do_softirq+0x30b/0xad8
[  403.680655]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  403.685767]  ? pvclock_read_flags+0x160/0x160
[  403.690269]  ? lapic_next_event+0x5a/0x90
[  403.694439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.699982]  ? check_preemption_disabled+0x48/0x200
[  403.704999]  ? check_preemption_disabled+0x48/0x200
[  403.710026]  ? kvm_clock_read+0x18/0x30
[  403.714013]  ? kvm_sched_clock_read+0x9/0x20
[  403.718427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.723969]  ? check_preemption_disabled+0x48/0x200
[  403.729006]  irq_exit+0x17f/0x1c0
[  403.732468]  smp_apic_timer_interrupt+0x1cb/0x760
[  403.737318]  ? smp_reschedule_interrupt+0x109/0x650
[  403.742343]  ? smp_call_function_single_interrupt+0x650/0x650
[  403.748236]  ? interrupt_entry+0xb5/0xf0
[  403.752302]  ? trace_hardirqs_off_caller+0xbb/0x300
[  403.757323]  ? trace_hardirqs_off_caller+0xbb/0x300
[  403.762345]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.767193]  ? trace_hardirqs_off+0x300/0x300
[  403.771711]  ? trace_hardirqs_off+0x300/0x300
[  403.776213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.781756]  ? check_preemption_disabled+0x48/0x200
[  403.786784]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  403.791645]  apic_timer_interrupt+0xf/0x20
[  403.795877]  </IRQ>
[  403.798127] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  403.803067] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  403.821979] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  403.829695] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  403.836972] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  403.844245] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  403.851517] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  403.858794] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  403.866137]  skb_clone+0x1bb/0x500
[  403.869690]  ? skb_split+0x11e0/0x11e0
[  403.873588]  ? preempt_notifier_register+0x200/0x200
[  403.878701]  ? __switch_to_asm+0x34/0x70
[  403.882766]  ? __switch_to_asm+0x34/0x70
[  403.886849]  ? lockdep_hardirqs_on+0x421/0x5c0
[  403.891469]  bpf_clone_redirect+0xb9/0x490
[  403.895710]  ? trace_hardirqs_off_caller+0x300/0x300
[  403.900834]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  403.905877]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  403.910654]  ? find_held_lock+0x36/0x1c0
[  403.914729]  ? lock_acquire+0x1ed/0x520
[  403.918711]  ? bpf_test_run+0x32e/0x5a0
[  403.922692]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  403.928235]  ? check_preemption_disabled+0x48/0x200
[  403.933263]  ? kasan_check_read+0x11/0x20
[  403.937417]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  403.942702]  ? rcu_bh_qs+0xc0/0xc0
[  403.946261]  ? bpf_test_run+0x1c0/0x5a0
[  403.950253]  ? netlink_diag_dump+0x2a0/0x2a0
[  403.954854]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  403.960405]  ? bpf_test_init.isra.9+0x70/0x100
[  403.965014]  ? bpf_prog_test_run_skb+0x634/0xb40
[  403.969784]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  403.974631]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  403.980178]  ? fput+0x130/0x1a0
[  403.983471]  ? __bpf_prog_get+0x9b/0x290
[  403.987539]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  403.992402]  ? bpf_prog_test_run+0x130/0x1a0
[  403.996822]  ? __x64_sys_bpf+0x3d8/0x510
[  404.000902]  ? bpf_prog_get+0x20/0x20
[  404.004732]  ? do_syscall_64+0x1b9/0x820
[  404.008803]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  404.014186]  ? syscall_return_slowpath+0x5e0/0x5e0
[  404.019129]  ? trace_hardirqs_off+0x300/0x300
[  404.023635]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  404.028660]  ? recalc_sigpending_tsk+0x180/0x180
[  404.033419]  ? kasan_check_write+0x14/0x20
[  404.037673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.042532]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  404.047921] warn_alloc_show_mem: 1 callbacks suppressed
[  404.047933] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  404.047935] Mem-Info:
[  404.047967] active_anon:42551 inactive_anon:372 isolated_anon:0
[  404.047967]  active_file:18 inactive_file:16 isolated_file:0
[  404.047967]  unevictable:0 dirty:0 writeback:0 unstable:0
[  404.047967]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  404.047967]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  404.047967]  free:13623 free_pcp:186 free_cma:0
[  404.053314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  404.060511] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  404.062919] Call Trace:
[  404.095979] Node 0 
[  404.105336]  <IRQ>
[  404.133022] 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
[  404.135588]  dump_stack+0x1c4/0x2b4
[  404.137796] lowmem_reserve[]: 0
[  404.139966]  ? dump_stack_print_info.cold.2+0x52/0x52
[  404.165442]  2815 6318
[  404.169108]  warn_alloc.cold.118+0xb7/0x1bd
[  404.172350]  6318
[  404.177540]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  404.180017] Node 0 
[  404.184340]  ? lock_downgrade+0x900/0x900
[  404.186416] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  404.191257]  ? trace_hardirqs_off+0xb8/0x300
[  404.193466] lowmem_reserve[]: 0
[  404.197633]  ? trace_hardirqs_off+0xb8/0x300
[  404.224154]  0 3503
[  404.228597]  __alloc_pages_slowpath+0x2667/0x2d80
[  404.231852]  3503
[  404.236291]  ? warn_alloc+0x120/0x120
[  404.243323]  ? __lock_acquire+0x7ec/0x4ec0
[  404.245365] Node 0 
[  404.249166]  ? warn_alloc+0x120/0x120
[  404.253405] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  404.255619]  ? print_usage_bug+0xc0/0xc0
[  404.259384] lowmem_reserve[]: 0
[  404.287760]  ? warn_alloc+0x120/0x120
[  404.291801]  0
[  404.295091]  ? print_usage_bug+0xc0/0xc0
[  404.298868]  0 0
[  404.300679]  ? mark_held_locks+0x130/0x130
[  404.304722] Node 0 
[  404.306704]  ? mark_held_locks+0x130/0x130
[  404.310914] DMA: 1*4kB 
[  404.313169]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  404.317379] (U) 
[  404.319966]  ? should_fail+0x22d/0xd01
[  404.325479] 0*8kB 0*16kB 
[  404.327471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.331329] 1*32kB (U) 
[  404.334110]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.339619] 2*64kB (U) 
[  404.342211]  ? __lock_acquire+0x7ec/0x4ec0
[  404.347293] 1*128kB (U) 
[  404.349893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  404.354109] 1*256kB (U) 0*512kB 
[  404.356804]  ? should_fail+0x22d/0xd01
[  404.361882] 1*1024kB (U) 
[  404.365263]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  404.369130] 1*2048kB (M) 
[  404.371910]  ? mark_held_locks+0x130/0x130
[  404.377414] 3*4096kB (M) 
[  404.380184]  ? mark_held_locks+0x130/0x130
[  404.384395] = 15908kB
[  404.384404] Node 0 
[  404.387170]  ? graph_lock+0x170/0x170
[  404.391375] DMA32: 4*4kB 
[  404.393795]  ? graph_lock+0x170/0x170
[  404.396016] (UM) 
[  404.399817]  ? print_usage_bug+0xc0/0xc0
[  404.402560] 3*8kB (UM) 
[  404.406366]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.406385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.408428] 1*16kB (M) 
[  404.412501]  ? check_preemption_disabled+0x48/0x200
[  404.415057] 2*32kB (UM) 
[  404.419473]  ? check_preemption_disabled+0x48/0x200
[  404.424984] 2*64kB (M) 
[  404.427590]  ? __lock_is_held+0xb5/0x140
[  404.432573] 4*128kB (UM) 
[  404.435285]  __alloc_pages_nodemask+0xa80/0xde0
[  404.440275] 2*256kB (M) 
[  404.442872]  ? graph_lock+0x170/0x170
[  404.446918] 4*512kB 
[  404.449677]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  404.454315] (UM) 3*1024kB 
[  404.456999]  ? graph_lock+0x170/0x170
[  404.460771] (M) 3*2048kB 
[  404.463112]  ? find_held_lock+0x36/0x1c0
[  404.468110] (M) 
[  404.470963]  ? ____cache_alloc_node+0x1c7/0x1e0
[  404.474730] 3*4096kB (M) 
[  404.477500]  ? lock_downgrade+0x900/0x900
[  404.481579] = 24824kB
[  404.481588] Node 0 
[  404.483577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.488218] Normal: 2044*4kB 
[  404.490992]  cache_grow_begin+0x91/0x8c0
[  404.495120] (UMEH) 
[  404.497529]  ? do_raw_spin_unlock+0xa7/0x2f0
[  404.499741] 226*8kB (UMEH) 
[  404.505291]  fallback_alloc+0x203/0x2e0
[  404.508367] 46*16kB (UME) 
[  404.512441]  ____cache_alloc_node+0x1c7/0x1e0
[  404.514650] 27*32kB (UME) 
[  404.519076]  kmem_cache_alloc_node+0xe3/0x730
[  404.521982] 10*64kB (UME) 
[  404.525967]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  404.528786] 4*128kB (UM) 
[  404.533299]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  404.536145] 0*256kB 2*512kB 
[  404.540658]  __alloc_skb+0x119/0x770
[  404.543501] (U) 
[  404.548621]  ? calc_wheel_index+0x220/0x220
[  404.551339] 0*1024kB 0*2048kB 
[  404.555928]  ? skb_scrub_packet+0x490/0x490
[  404.558922] 0*4096kB = 13760kB
[  404.562673]  ? vprintk_default+0x28/0x30
[  404.564632] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  404.568948]  ? vprintk_func+0x85/0x181
[  404.572132] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  404.576445]  ? printk+0xa7/0xcf
[  404.579621] 413 total pagecache pages
[  404.583685]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  404.592505] 0 pages in swap cache
[  404.596395]  new_skb+0x26/0x1c0
[  404.604942] Swap cache stats: add 0, delete 0, find 0/0
[  404.604952] Free swap  = 0kB
[  404.608232]  aoecmd_cfg+0x279/0x7f0
[  404.612009] Total swap = 0kB
[  404.612019] 1965979 pages RAM
[  404.616778]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  404.620224] 0 pages HighMem/MovableOnly
[  404.620234] 343323 pages reserved
[  404.623519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.628853] 0 pages cma reserved
[  404.628927] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  404.631876]  ? check_preemption_disabled+0x48/0x200
[  404.631889]  ? check_preemption_disabled+0x48/0x200
[  404.631923]  ? __lock_is_held+0xb5/0x140
[  404.635658] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  404.638565]  discover_timer+0x50/0x60
[  404.641866] syz-executor3 cpuset=
[  404.646187]  call_timer_fn+0x272/0x920
[  404.646206]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  404.650359] syz3
[  404.653742]  ? process_timeout+0x40/0x40
[  404.653755]  ? find_held_lock+0x36/0x1c0
[  404.653780]  ? mark_held_locks+0xc7/0x130
[  404.653800]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.653814]  ? _raw_spin_unlock_irq+0x27/0x80
[  404.653839]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  404.653854]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  404.659525]  mems_allowed=0
[  404.745481]  ? trace_hardirqs_on+0xbd/0x310
[  404.749809]  ? kasan_check_read+0x11/0x20
[  404.753975]  ? __run_timers+0x7da/0xc70
[  404.757965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  404.763438]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  404.768288]  __run_timers+0x7e5/0xc70
[  404.772111]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  404.777521]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  404.782547]  ? graph_lock+0x170/0x170
[  404.786356]  ? print_usage_bug+0xc0/0xc0
[  404.790421]  ? lock_release+0x970/0x970
[  404.794399]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  404.799608]  ? find_held_lock+0x36/0x1c0
[  404.803718]  ? graph_lock+0x170/0x170
[  404.807527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.813068]  ? check_preemption_disabled+0x48/0x200
[  404.818104]  ? __lock_is_held+0xb5/0x140
[  404.822174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.827715]  ? check_preemption_disabled+0x48/0x200
[  404.832746]  run_timer_softirq+0x52/0xb0
[  404.836814]  ? rcu_read_lock_sched_held+0x108/0x120
[  404.841854]  __do_softirq+0x30b/0xad8
[  404.845678]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  404.850818]  ? pvclock_read_flags+0x160/0x160
[  404.855329]  ? lapic_next_event+0x5a/0x90
[  404.859485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.865026]  ? check_preemption_disabled+0x48/0x200
[  404.870043]  ? check_preemption_disabled+0x48/0x200
[  404.875081]  ? kvm_clock_read+0x18/0x30
[  404.879061]  ? kvm_sched_clock_read+0x9/0x20
[  404.883483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.889027]  ? check_preemption_disabled+0x48/0x200
[  404.894062]  irq_exit+0x17f/0x1c0
[  404.897529]  smp_apic_timer_interrupt+0x1cb/0x760
[  404.902377]  ? smp_reschedule_interrupt+0x109/0x650
[  404.907400]  ? smp_call_function_single_interrupt+0x650/0x650
[  404.913293]  ? interrupt_entry+0xb5/0xf0
[  404.917364]  ? trace_hardirqs_off_caller+0xbb/0x300
[  404.922384]  ? trace_hardirqs_off_caller+0xbb/0x300
[  404.927406]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.932262]  ? trace_hardirqs_off+0x300/0x300
[  404.936757]  ? trace_hardirqs_off+0x300/0x300
[  404.941260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.946803]  ? check_preemption_disabled+0x48/0x200
[  404.952166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  404.957720]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  404.962582]  apic_timer_interrupt+0xf/0x20
[  404.966815]  </IRQ>
[  404.969074] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  404.974791] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  404.993706] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  405.001424] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  405.008695] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  405.015971] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  405.023241] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  405.030510] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  405.037834]  cgroup_file_notify+0x226/0x2f0
[  405.042185]  ? cgroup_procs_write_finish+0xf0/0xf0
[  405.047117]  ? print_usage_bug+0xc0/0xc0
[  405.051200]  ? find_held_lock+0x36/0x1c0
[  405.055276]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.061337]  shrink_node+0x5e1/0x16b0
[  405.065148]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  405.070459]  ? shrink_node_memcg+0x18e0/0x18e0
[  405.075051]  ? kvm_clock_read+0x18/0x30
[  405.079034]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  405.084063]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  405.088561]  ? kasan_check_write+0x14/0x20
[  405.092804]  ? do_raw_spin_lock+0xc1/0x200
[  405.097051]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  405.102593]  ? __cpuset_node_allowed+0x19b/0x660
[  405.107365]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  405.113080]  ? delayacct_end+0x5a/0x100
[  405.117075]  do_try_to_free_pages+0x3e7/0x1290
[  405.121688]  ? shrink_node+0x16b0/0x16b0
[  405.125754]  ? __lock_is_held+0xb5/0x140
[  405.129861]  try_to_free_pages+0x4d0/0xb90
[  405.134108]  ? do_try_to_free_pages+0x1290/0x1290
[  405.138957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.144512]  ? lock_acquire+0x1ed/0x520
[  405.148494]  ? set_page_refcounted+0x280/0x280
[  405.153086]  ? lock_release+0x970/0x970
[  405.157071]  ? ___might_sleep+0x1ed/0x300
[  405.161226]  ? arch_local_save_flags+0x40/0x40
[  405.165838]  __alloc_pages_slowpath+0x993/0x2d80
[  405.170642]  ? warn_alloc+0x120/0x120
[  405.174457]  ? __radix_tree_lookup+0x4c0/0x4c0
[  405.179061]  ? find_get_entry+0x2f2/0xc40
[  405.183220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.188762]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  405.193696]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.199241]  ? should_fail+0x22d/0xd01
[  405.203138]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.208268]  ? __lock_is_held+0xb5/0x140
[  405.212366]  ? __lock_is_held+0xb5/0x140
[  405.216440]  ? __lock_acquire+0x7ec/0x4ec0
[  405.220684]  ? ___might_sleep+0x1ed/0x300
[  405.224841]  ? lock_release+0x970/0x970
[  405.228836]  ? arch_local_save_flags+0x40/0x40
[  405.233441]  ? __might_sleep+0x95/0x190
[  405.237440]  __alloc_pages_nodemask+0xa80/0xde0
[  405.242124]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  405.247149]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  405.252954]  ? kasan_check_read+0x11/0x20
[  405.257131]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.262422]  ? graph_lock+0x170/0x170
[  405.266229]  ? print_usage_bug+0xc0/0xc0
[  405.270299]  ? graph_lock+0x170/0x170
[  405.274104]  ? graph_lock+0x170/0x170
[  405.277910]  ? __do_page_cache_readahead+0x7ce/0x980
[  405.283027]  ? find_held_lock+0x36/0x1c0
[  405.287105]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  405.292650]  alloc_pages_current+0x10c/0x210
[  405.297060]  ? lock_downgrade+0x900/0x900
[  405.301220]  __page_cache_alloc+0x38f/0x5b0
[  405.305549]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  405.311347]  ? kasan_check_read+0x11/0x20
[  405.315500]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.320790]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  405.325475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.331018]  ? check_preemption_disabled+0x48/0x200
[  405.336049]  filemap_fault+0x1594/0x25f0
[  405.340130]  ? __lock_page_or_retry+0xa00/0xa00
[  405.344808]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  405.350620]  ? kasan_check_read+0x11/0x20
[  405.354774]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.360059]  ? rcu_bh_qs+0xc0/0xc0
[  405.363614]  ? print_usage_bug+0xc0/0xc0
[  405.367696]  ? filemap_map_pages+0xdea/0x1980
[  405.372207]  ? print_usage_bug+0xc0/0xc0
[  405.376283]  ? find_get_pages_range_tag+0x1320/0x1320
[  405.381480]  ? print_usage_bug+0xc0/0xc0
[  405.385544]  ? __lock_acquire+0x7ec/0x4ec0
[  405.389791]  ? graph_lock+0x170/0x170
[  405.393613]  ? __sigqueue_free.part.27+0x7d/0xa0
[  405.398381]  ? __lock_acquire+0x7ec/0x4ec0
[  405.402642]  ? lock_acquire+0x1ed/0x520
[  405.406624]  ? ext4_filemap_fault+0x7a/0xad
[  405.410961]  ? lock_release+0x970/0x970
[  405.414940]  ? arch_local_save_flags+0x40/0x40
[  405.419531]  ? mark_held_locks+0x130/0x130
[  405.423787]  ? down_read+0xb0/0x1d0
[  405.427414]  ? ext4_filemap_fault+0x7a/0xad
[  405.431740]  ? __down_interruptible+0x700/0x700
[  405.436414]  ? graph_lock+0x170/0x170
[  405.440220]  ? __sigqueue_free.part.27+0x7d/0xa0
[  405.444998]  ext4_filemap_fault+0x82/0xad
[  405.449155]  __do_fault+0x100/0x6b0
[  405.452789]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.458081]  ? print_bad_pte+0x6c0/0x6c0
[  405.462153]  ? pmd_val+0x88/0x100
[  405.465617]  ? add_mm_counter_fast+0xd0/0xd0
[  405.470027]  ? pmd_val+0x88/0x100
[  405.473492]  ? add_mm_counter_fast+0xd0/0xd0
[  405.478525]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.484079]  __handle_mm_fault+0x3709/0x53e0
[  405.488503]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  405.493355]  ? graph_lock+0x170/0x170
[  405.497160]  ? print_usage_bug+0xc0/0xc0
[  405.501226]  ? graph_lock+0x170/0x170
[  405.505029]  ? graph_lock+0x170/0x170
[  405.508864]  ? handle_mm_fault+0x42a/0xc70
[  405.513104]  ? lock_downgrade+0x900/0x900
[  405.517254]  ? check_preemption_disabled+0x48/0x200
[  405.522282]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  405.528851]  ? kasan_check_read+0x11/0x20
[  405.533276]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.538918]  ? rcu_bh_qs+0xc0/0xc0
[  405.542463]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  405.548070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.554103]  ? check_preemption_disabled+0x48/0x200
[  405.559904]  handle_mm_fault+0x54f/0xc70
[  405.564061]  ? __handle_mm_fault+0x53e0/0x53e0
[  405.569097]  ? find_vma+0x34/0x190
[  405.573510]  __do_page_fault+0x67d/0xed0
[  405.577727]  ? mm_fault_error+0x380/0x380
[  405.581891]  ? syscall_slow_exit_work+0x520/0x520
[  405.586884]  do_page_fault+0xf2/0x7e0
[  405.591166]  ? vmalloc_sync_all+0x30/0x30
[  405.595319]  ? error_entry+0x70/0xd0
[  405.599039]  ? trace_hardirqs_off_caller+0xbb/0x300
[  405.604055]  ? trace_hardirqs_on_caller+0xc0/0x300
[  405.608990]  ? syscall_return_slowpath+0x5e0/0x5e0
[  405.613922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.618771]  ? trace_hardirqs_off+0x300/0x300
[  405.623287]  ? trace_hardirqs_off_caller+0x300/0x300
[  405.628405]  ? prepare_exit_to_usermode+0x291/0x3b0
[  405.633430]  ? page_fault+0x8/0x30
[  405.636977]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  405.641841]  ? page_fault+0x8/0x30
[  405.645396]  page_fault+0x1e/0x30
[  405.648859] RIP: 0033:0x45db60
[  405.652069] Code: Bad RIP value.
[  405.655779] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  405.661144] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  405.668420] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  405.675687] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  405.682956] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  405.690227] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  405.697527] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  405.697592] aoe: skb alloc failure
[  405.704808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  405.704813] Call Trace:
[  405.704820]  <IRQ>
[  405.704849]  dump_stack+0x1c4/0x2b4
[  405.704867]  ? dump_stack_print_info.cold.2+0x52/0x52
[  405.708422] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  405.717758]  warn_alloc.cold.118+0xb7/0x1bd
[  405.720317] syz-fuzzer cpuset=
[  405.722464]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  405.726072] /
[  405.731261]  ? lock_downgrade+0x900/0x900
[  405.741466]  mems_allowed=0
[  405.745791]  ? trace_hardirqs_off+0xb8/0x300
[  405.766958]  ? trace_hardirqs_off+0xb8/0x300
[  405.771411]  __alloc_pages_slowpath+0x2667/0x2d80
[  405.776294]  ? warn_alloc+0x120/0x120
[  405.780112]  ? warn_alloc+0x120/0x120
[  405.783923]  ? print_usage_bug+0xc0/0xc0
[  405.787990]  ? warn_alloc+0x120/0x120
[  405.791801]  ? print_usage_bug+0xc0/0xc0
[  405.795879]  ? check_usage_forwards+0x3e0/0x3e0
[  405.800558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  405.806109]  ? should_fail+0x22d/0xd01
[  405.810001]  ? __lock_acquire+0x7ec/0x4ec0
[  405.814245]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.819351]  ? __lock_acquire+0x7ec/0x4ec0
[  405.823599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  405.828703]  ? __lock_acquire+0x7ec/0x4ec0
[  405.832940]  ? should_fail+0x22d/0xd01
[  405.836849]  ? mark_held_locks+0x130/0x130
[  405.841098]  ? mark_held_locks+0x130/0x130
[  405.845346]  ? kasan_check_read+0x11/0x20
[  405.849505]  ? __lock_acquire+0x2881/0x4ec0
[  405.853838]  ? graph_lock+0x170/0x170
[  405.857649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.863189]  ? check_preemption_disabled+0x48/0x200
[  405.868207]  ? check_preemption_disabled+0x48/0x200
[  405.873238]  ? __lock_is_held+0xb5/0x140
[  405.877316]  __alloc_pages_nodemask+0xa80/0xde0
[  405.881988]  ? graph_lock+0x170/0x170
[  405.885802]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  405.890837]  ? graph_lock+0x170/0x170
[  405.894657]  ? find_held_lock+0x36/0x1c0
[  405.898732]  ? ____cache_alloc_node+0x1c7/0x1e0
[  405.903408]  ? lock_downgrade+0x900/0x900
[  405.907570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  405.913144]  cache_grow_begin+0x91/0x8c0
[  405.917218]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.921638]  fallback_alloc+0x203/0x2e0
[  405.925626]  ____cache_alloc_node+0x1c7/0x1e0
[  405.930141]  kmem_cache_alloc_node+0xe3/0x730
[  405.934640]  ? do_raw_spin_unlock+0xa7/0x2f0
[  405.939057]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  405.943656]  __alloc_skb+0x119/0x770
[  405.948554]  ? skb_scrub_packet+0x490/0x490
[  405.952885]  ? atomic_notifier_call_chain+0xc6/0x190
[  405.957995]  ? lock_downgrade+0x900/0x900
[  405.962148]  ? check_preemption_disabled+0x48/0x200
[  405.967179]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  405.972981]  ? kasan_check_read+0x11/0x20
[  405.977157]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  405.982441]  ? rcu_bh_qs+0xc0/0xc0
[  405.985996]  ? do_raw_write_trylock+0x1c0/0x1c0
[  405.990679]  __neigh_notify+0x8c/0x160
[  405.994572]  ? __neigh_event_send+0x1390/0x1390
[  405.999251]  neigh_timer_handler+0x6cb/0xdf0
[  406.003673]  ? neigh_invalidate+0x550/0x550
[  406.008005]  ? __lock_is_held+0xb5/0x140
[  406.012092]  call_timer_fn+0x272/0x920
[  406.015991]  ? neigh_invalidate+0x550/0x550
[  406.020321]  ? process_timeout+0x40/0x40
[  406.024386]  ? find_held_lock+0x36/0x1c0
[  406.028459]  ? __run_timers+0x7da/0xc70
[  406.032439]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.037027]  ? _raw_spin_unlock_irq+0x27/0x80
[  406.041527]  ? neigh_invalidate+0x550/0x550
[  406.045864]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  406.050455]  ? trace_hardirqs_on+0xbd/0x310
[  406.054777]  ? kasan_check_read+0x11/0x20
[  406.058931]  ? __run_timers+0x7da/0xc70
[  406.063145]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  406.068621]  ? neigh_invalidate+0x550/0x550
[  406.072951]  __run_timers+0x7e5/0xc70
[  406.076769]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  406.082142]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  406.087165]  ? graph_lock+0x170/0x170
[  406.090975]  ? enqueue_hrtimer+0x1a5/0x560
[  406.095211]  ? lock_release+0x970/0x970
[  406.099188]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  406.104389]  ? find_held_lock+0x36/0x1c0
[  406.108462]  ? graph_lock+0x170/0x170
[  406.112266]  ? pvclock_read_flags+0x160/0x160
[  406.116768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.122313]  ? check_preemption_disabled+0x48/0x200
[  406.127345]  ? __lock_is_held+0xb5/0x140
[  406.131411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.137139]  ? check_preemption_disabled+0x48/0x200
[  406.142168]  run_timer_softirq+0x52/0xb0
[  406.146236]  ? rcu_read_lock_sched_held+0x108/0x120
[  406.151261]  __do_softirq+0x30b/0xad8
[  406.155085]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  406.160202]  ? pvclock_read_flags+0x160/0x160
[  406.164699]  ? lapic_next_event+0x5a/0x90
[  406.168861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.174400]  ? check_preemption_disabled+0x48/0x200
[  406.179416]  ? check_preemption_disabled+0x48/0x200
[  406.184440]  ? kvm_clock_read+0x18/0x30
[  406.188425]  ? kvm_sched_clock_read+0x9/0x20
[  406.192848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.198392]  ? check_preemption_disabled+0x48/0x200
[  406.203430]  irq_exit+0x17f/0x1c0
[  406.206888]  smp_apic_timer_interrupt+0x1cb/0x760
[  406.211735]  ? smp_reschedule_interrupt+0x109/0x650
[  406.216757]  ? smp_call_function_single_interrupt+0x650/0x650
[  406.222647]  ? interrupt_entry+0xb5/0xf0
[  406.226716]  ? trace_hardirqs_off_caller+0xbb/0x300
[  406.231734]  ? trace_hardirqs_off_caller+0xbb/0x300
[  406.236764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.241610]  ? trace_hardirqs_off+0x300/0x300
[  406.246114]  ? trace_hardirqs_off+0x300/0x300
[  406.250617]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.256160]  ? check_preemption_disabled+0x48/0x200
[  406.261199]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.266068]  apic_timer_interrupt+0xf/0x20
[  406.270309]  </IRQ>
[  406.272551] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  406.277486] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  406.296400] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  406.304124] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  406.311398] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  406.318670] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  406.325939] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  406.333213] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  406.340539]  skb_clone+0x1bb/0x500
[  406.344091]  ? skb_split+0x11e0/0x11e0
[  406.347993]  ? preempt_notifier_register+0x200/0x200
[  406.353097]  ? __switch_to_asm+0x34/0x70
[  406.357169]  ? __switch_to_asm+0x34/0x70
[  406.361242]  ? lockdep_hardirqs_on+0x421/0x5c0
[  406.365851]  bpf_clone_redirect+0xb9/0x490
[  406.370095]  ? trace_hardirqs_off_caller+0x300/0x300
[  406.375218]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  406.380243]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  406.385023]  ? find_held_lock+0x36/0x1c0
[  406.389096]  ? lock_acquire+0x1ed/0x520
[  406.393084]  ? bpf_test_run+0x32e/0x5a0
[  406.397069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.402617]  ? check_preemption_disabled+0x48/0x200
[  406.407644]  ? kasan_check_read+0x11/0x20
[  406.411796]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  406.417094]  ? rcu_bh_qs+0xc0/0xc0
[  406.420661]  ? bpf_test_run+0x1c0/0x5a0
[  406.424653]  ? netlink_diag_dump+0x2a0/0x2a0
[  406.429071]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.434625]  ? bpf_test_init.isra.9+0x70/0x100
[  406.439216]  ? bpf_prog_test_run_skb+0x634/0xb40
[  406.443986]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  406.448844]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  406.454389]  ? fput+0x130/0x1a0
[  406.457720]  ? __bpf_prog_get+0x9b/0x290
[  406.461788]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  406.466641]  ? bpf_prog_test_run+0x130/0x1a0
[  406.471066]  ? __x64_sys_bpf+0x3d8/0x510
[  406.475141]  ? bpf_prog_get+0x20/0x20
[  406.478973]  ? do_syscall_64+0x1b9/0x820
[  406.483042]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  406.488412]  ? syscall_return_slowpath+0x5e0/0x5e0
[  406.493348]  ? trace_hardirqs_off+0x300/0x300
[  406.497859]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  406.502878]  ? recalc_sigpending_tsk+0x180/0x180
[  406.507642]  ? kasan_check_write+0x14/0x20
[  406.511886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  406.516742]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  406.522137] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  406.522143] warn_alloc_show_mem: 1 callbacks suppressed
[  406.522151] Mem-Info:
[  406.529089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  406.534476] active_anon:42551 inactive_anon:372 isolated_anon:0
[  406.534476]  active_file:18 inactive_file:16 isolated_file:0
[  406.534476]  unevictable:0 dirty:0 writeback:0 unstable:0
[  406.534476]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  406.534476]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  406.534476]  free:13623 free_pcp:186 free_cma:0
[  406.536865] Call Trace:
[  406.546267] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  406.579132]  <IRQ>
[  406.581715] Node 0 
[  406.609401]  dump_stack+0x1c4/0x2b4
[  406.611560] 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
[  406.613778]  ? dump_stack_print_info.cold.2+0x52/0x52
[  406.617374] lowmem_reserve[]: 0
[  406.642925]  warn_alloc.cold.118+0xb7/0x1bd
[  406.648097]  2815
[  406.651390]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  406.655689]  6318 6318
[  406.657797]  ? lock_downgrade+0x900/0x900
[  406.662621] Node 0 
[  406.665131]  ? trace_hardirqs_off+0xb8/0x300
[  406.669283] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  406.671508]  ? trace_hardirqs_off+0xb8/0x300
[  406.675883] lowmem_reserve[]: 0
[  406.702460]  __alloc_pages_slowpath+0x2667/0x2d80
[  406.706849]  0
[  406.710157]  ? warn_alloc+0x120/0x120
[  406.714955]  3503 3503
[  406.716771]  ? __lock_acquire+0x7ec/0x4ec0
[  406.720556] Node 0 
[  406.723067]  ? warn_alloc+0x120/0x120
[  406.727312] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  406.729526]  ? print_usage_bug+0xc0/0xc0
[  406.733295] lowmem_reserve[]: 0
[  406.761684]  ? warn_alloc+0x120/0x120
[  406.765726]  0
[  406.769003]  ? print_usage_bug+0xc0/0xc0
[  406.772773]  0 0
[  406.774587]  ? mark_held_locks+0x130/0x130
[  406.780602]  ? mark_held_locks+0x130/0x130
[  406.784817] Node 0 DMA: 
[  406.789059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  406.789078]  ? should_fail+0x22d/0xd01
[  406.791737] 1*4kB 
[  406.797261]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.797282]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.801156] (U) 
[  406.803307]  ? __lock_acquire+0x7ec/0x4ec0
[  406.808823] 0*8kB 
[  406.813932]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  406.815908] 0*16kB 1*32kB 
[  406.820156]  ? should_fail+0x22d/0xd01
[  406.822285] (U) 
[  406.827388]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  406.830212] 2*64kB 
[  406.834113]  ? mark_held_locks+0x130/0x130
[  406.836055] (U) 1*128kB 
[  406.841612]  ? mark_held_locks+0x130/0x130
[  406.843835] (U) 
[  406.848075]  ? graph_lock+0x170/0x170
[  406.850719] 1*256kB (U) 
[  406.854965]  ? graph_lock+0x170/0x170
[  406.856921] 0*512kB 1*1024kB 
[  406.860732]  ? print_usage_bug+0xc0/0xc0
[  406.863383] (U) 
[  406.867191]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.870267] 1*2048kB (M) 
[  406.874336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.876285] 3*4096kB (M) 
[  406.880704]  ? check_preemption_disabled+0x48/0x200
[  406.883439] = 15908kB
[  406.883449] Node 0 
[  406.888996]  ? check_preemption_disabled+0x48/0x200
[  406.891725] DMA32: 4*4kB 
[  406.896765]  ? __lock_is_held+0xb5/0x140
[  406.899143] (UM) 
[  406.901394]  __alloc_pages_nodemask+0xa80/0xde0
[  406.906389] 3*8kB (UM) 
[  406.909155]  ? graph_lock+0x170/0x170
[  406.913189] 1*16kB (M) 
[  406.915266]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  406.919905] 2*32kB (UM) 
[  406.922498]  ? graph_lock+0x170/0x170
[  406.926274] 2*64kB (M) 
[  406.928878]  ? find_held_lock+0x36/0x1c0
[  406.933864] 4*128kB (UM) 
[  406.936557]  ? ____cache_alloc_node+0x1c7/0x1e0
[  406.940323] 2*256kB (M) 
[  406.942921]  ? lock_downgrade+0x900/0x900
[  406.946953] 4*512kB (UM) 
[  406.949726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  406.954858] 3*1024kB (M) 
[  406.957551]  cache_grow_begin+0x91/0x8c0
[  406.961665] 3*2048kB (M) 
[  406.964432]  ? do_raw_spin_unlock+0xa7/0x2f0
[  406.969942] 3*4096kB (M) 
[  406.972718]  fallback_alloc+0x203/0x2e0
[  406.976745] = 24824kB
[  406.976755] Node 0 
[  406.979526]  ____cache_alloc_node+0x1c7/0x1e0
[  406.983902] Normal: 2044*4kB 
[  406.986672]  kmem_cache_alloc_node+0xe3/0x730
[  406.990614] (UMEH) 226*8kB (UMEH) 
[  406.993045]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  406.995254] 46*16kB (UME) 
[  406.999759]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  407.002845] 27*32kB (UME) 
[  407.007356]  __alloc_skb+0x119/0x770
[  407.010866] 10*64kB (UME) 
[  407.015984]  ? calc_wheel_index+0x220/0x220
[  407.018806] 4*128kB (UM) 
[  407.023403]  ? skb_scrub_packet+0x490/0x490
[  407.026220] 0*256kB 2*512kB 
[  407.029947]  ? vprintk_default+0x28/0x30
[  407.032766] (U) 
[  407.037086]  ? vprintk_func+0x85/0x181
[  407.039923] 0*1024kB 0*2048kB 
[  407.044255]  ? printk+0xa7/0xcf
[  407.047249] 0*4096kB = 13760kB
[  407.051320]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  407.053282] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  407.057167]  new_skb+0x26/0x1c0
[  407.060336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  407.060347] 413 total pagecache pages
[  407.063629]  aoecmd_cfg+0x279/0x7f0
[  407.066812] 0 pages in swap cache
[  407.071576]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  407.080390] Swap cache stats: add 0, delete 0, find 0/0
[  407.080400] Free swap  = 0kB
[  407.083678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.092224] Total swap = 0kB
[  407.092234] 1965979 pages RAM
[  407.096037]  ? check_preemption_disabled+0x48/0x200
[  407.099635] 0 pages HighMem/MovableOnly
[  407.099645] 343323 pages reserved
[  407.103094]  ? check_preemption_disabled+0x48/0x200
[  407.107399] 0 pages cma reserved
[  407.107574] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  407.112778]  ? __lock_is_held+0xb5/0x140
[  407.115773] syz-executor3 cpuset=
[  407.121314]  discover_timer+0x50/0x60
[  407.124304] syz3
[  407.127409]  call_timer_fn+0x272/0x920
[  407.132403]  mems_allowed=0
[  407.136374]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  407.183538]  ? process_timeout+0x40/0x40
[  407.187617]  ? find_held_lock+0x36/0x1c0
[  407.191700]  ? mark_held_locks+0xc7/0x130
[  407.195867]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.200370]  ? _raw_spin_unlock_irq+0x27/0x80
[  407.204869]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  407.209717]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  407.214307]  ? trace_hardirqs_on+0xbd/0x310
[  407.218652]  ? kasan_check_read+0x11/0x20
[  407.222809]  ? __run_timers+0x7da/0xc70
[  407.226805]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  407.232297]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  407.237155]  __run_timers+0x7e5/0xc70
[  407.240986]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  407.246358]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  407.251382]  ? graph_lock+0x170/0x170
[  407.255194]  ? print_usage_bug+0xc0/0xc0
[  407.259257]  ? lock_release+0x970/0x970
[  407.263236]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  407.268442]  ? find_held_lock+0x36/0x1c0
[  407.272514]  ? graph_lock+0x170/0x170
[  407.276326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.281871]  ? check_preemption_disabled+0x48/0x200
[  407.286905]  ? __lock_is_held+0xb5/0x140
[  407.290979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.296520]  ? check_preemption_disabled+0x48/0x200
[  407.301550]  run_timer_softirq+0x52/0xb0
[  407.305624]  ? rcu_read_lock_sched_held+0x108/0x120
[  407.310648]  __do_softirq+0x30b/0xad8
[  407.314467]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  407.319582]  ? pvclock_read_flags+0x160/0x160
[  407.324087]  ? lapic_next_event+0x5a/0x90
[  407.328240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.333783]  ? check_preemption_disabled+0x48/0x200
[  407.338806]  ? check_preemption_disabled+0x48/0x200
[  407.343853]  ? kvm_clock_read+0x18/0x30
[  407.347845]  ? kvm_sched_clock_read+0x9/0x20
[  407.352262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.357804]  ? check_preemption_disabled+0x48/0x200
[  407.362857]  irq_exit+0x17f/0x1c0
[  407.366324]  smp_apic_timer_interrupt+0x1cb/0x760
[  407.371167]  ? smp_reschedule_interrupt+0x109/0x650
[  407.376190]  ? smp_call_function_single_interrupt+0x650/0x650
[  407.382084]  ? interrupt_entry+0xb5/0xf0
[  407.386156]  ? trace_hardirqs_off_caller+0xbb/0x300
[  407.391180]  ? trace_hardirqs_off_caller+0xbb/0x300
[  407.396217]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.401068]  ? trace_hardirqs_off+0x300/0x300
[  407.405563]  ? trace_hardirqs_off+0x300/0x300
[  407.410064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.415610]  ? check_preemption_disabled+0x48/0x200
[  407.420635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.426185]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  407.431046]  apic_timer_interrupt+0xf/0x20
[  407.435280]  </IRQ>
[  407.437525] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  407.443242] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  407.462155] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  407.469965] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  407.477241] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  407.484510] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  407.491786] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  407.499055] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  407.506368]  cgroup_file_notify+0x226/0x2f0
[  407.510700]  ? cgroup_procs_write_finish+0xf0/0xf0
[  407.515640]  ? print_usage_bug+0xc0/0xc0
[  407.519720]  ? find_held_lock+0x36/0x1c0
[  407.523794]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.529355]  shrink_node+0x5e1/0x16b0
[  407.533166]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  407.538481]  ? shrink_node_memcg+0x18e0/0x18e0
[  407.543081]  ? kvm_clock_read+0x18/0x30
[  407.547070]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  407.552103]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  407.556617]  ? kasan_check_write+0x14/0x20
[  407.560873]  ? do_raw_spin_lock+0xc1/0x200
[  407.565124]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  407.570674]  ? __cpuset_node_allowed+0x19b/0x660
[  407.575443]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  407.581162]  ? delayacct_end+0x5a/0x100
[  407.585155]  do_try_to_free_pages+0x3e7/0x1290
[  407.589762]  ? shrink_node+0x16b0/0x16b0
[  407.593841]  ? __lock_is_held+0xb5/0x140
[  407.597925]  try_to_free_pages+0x4d0/0xb90
[  407.602177]  ? do_try_to_free_pages+0x1290/0x1290
[  407.607025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.612579]  ? lock_acquire+0x1ed/0x520
[  407.616568]  ? set_page_refcounted+0x280/0x280
[  407.621170]  ? lock_release+0x970/0x970
[  407.625157]  ? ___might_sleep+0x1ed/0x300
[  407.629346]  ? arch_local_save_flags+0x40/0x40
[  407.633970]  __alloc_pages_slowpath+0x993/0x2d80
[  407.638776]  ? warn_alloc+0x120/0x120
[  407.642580]  ? __radix_tree_lookup+0x4c0/0x4c0
[  407.647189]  ? find_get_entry+0x2f2/0xc40
[  407.651356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  407.656903]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  407.661849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.667397]  ? should_fail+0x22d/0xd01
[  407.671300]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  407.676411]  ? __lock_is_held+0xb5/0x140
[  407.680508]  ? __lock_is_held+0xb5/0x140
[  407.684584]  ? __lock_acquire+0x7ec/0x4ec0
[  407.688840]  ? ___might_sleep+0x1ed/0x300
[  407.692992]  ? lock_release+0x970/0x970
[  407.696973]  ? arch_local_save_flags+0x40/0x40
[  407.701574]  ? __might_sleep+0x95/0x190
[  407.705566]  __alloc_pages_nodemask+0xa80/0xde0
[  407.710250]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  407.715272]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  407.721082]  ? kasan_check_read+0x11/0x20
[  407.725240]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.730524]  ? graph_lock+0x170/0x170
[  407.734334]  ? print_usage_bug+0xc0/0xc0
[  407.738410]  ? graph_lock+0x170/0x170
[  407.742228]  ? graph_lock+0x170/0x170
[  407.746049]  ? __do_page_cache_readahead+0x7ce/0x980
[  407.751174]  ? find_held_lock+0x36/0x1c0
[  407.755250]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  407.760802]  alloc_pages_current+0x10c/0x210
[  407.765226]  ? lock_downgrade+0x900/0x900
[  407.769395]  __page_cache_alloc+0x38f/0x5b0
[  407.773729]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  407.779530]  ? kasan_check_read+0x11/0x20
[  407.783692]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.788980]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  407.793658]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.799198]  ? check_preemption_disabled+0x48/0x200
[  407.804237]  filemap_fault+0x1594/0x25f0
[  407.808320]  ? __lock_page_or_retry+0xa00/0xa00
[  407.812996]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  407.818798]  ? kasan_check_read+0x11/0x20
[  407.822965]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.828251]  ? rcu_bh_qs+0xc0/0xc0
[  407.831800]  ? print_usage_bug+0xc0/0xc0
[  407.835887]  ? filemap_map_pages+0xdea/0x1980
[  407.840395]  ? print_usage_bug+0xc0/0xc0
[  407.844474]  ? find_get_pages_range_tag+0x1320/0x1320
[  407.849674]  ? print_usage_bug+0xc0/0xc0
[  407.853736]  ? __lock_acquire+0x7ec/0x4ec0
[  407.857973]  ? graph_lock+0x170/0x170
[  407.861782]  ? __sigqueue_free.part.27+0x7d/0xa0
[  407.866548]  ? __lock_acquire+0x7ec/0x4ec0
[  407.870806]  ? lock_acquire+0x1ed/0x520
[  407.874797]  ? ext4_filemap_fault+0x7a/0xad
[  407.879136]  ? lock_release+0x970/0x970
[  407.883121]  ? arch_local_save_flags+0x40/0x40
[  407.887798]  ? mark_held_locks+0x130/0x130
[  407.892064]  ? down_read+0xb0/0x1d0
[  407.895692]  ? ext4_filemap_fault+0x7a/0xad
[  407.900019]  ? __down_interruptible+0x700/0x700
[  407.904699]  ? graph_lock+0x170/0x170
[  407.908509]  ? __sigqueue_free.part.27+0x7d/0xa0
[  407.913283]  ext4_filemap_fault+0x82/0xad
[  407.917438]  __do_fault+0x100/0x6b0
[  407.921072]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  407.926355]  ? print_bad_pte+0x6c0/0x6c0
[  407.930429]  ? pmd_val+0x88/0x100
[  407.933895]  ? add_mm_counter_fast+0xd0/0xd0
[  407.938315]  ? pmd_val+0x88/0x100
[  407.941777]  ? add_mm_counter_fast+0xd0/0xd0
[  407.946204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  407.951746]  __handle_mm_fault+0x3709/0x53e0
[  407.956169]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  407.961023]  ? graph_lock+0x170/0x170
[  407.964844]  ? print_usage_bug+0xc0/0xc0
[  407.968918]  ? graph_lock+0x170/0x170
[  407.972723]  ? graph_lock+0x170/0x170
[  407.976550]  ? handle_mm_fault+0x42a/0xc70
[  407.980791]  ? lock_downgrade+0x900/0x900
[  407.984948]  ? check_preemption_disabled+0x48/0x200
[  407.989978]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  407.995775]  ? kasan_check_read+0x11/0x20
[  407.999928]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.005211]  ? rcu_bh_qs+0xc0/0xc0
[  408.008755]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.014216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.019757]  ? check_preemption_disabled+0x48/0x200
[  408.024789]  handle_mm_fault+0x54f/0xc70
[  408.028870]  ? __handle_mm_fault+0x53e0/0x53e0
[  408.033463]  ? find_vma+0x34/0x190
[  408.037018]  __do_page_fault+0x67d/0xed0
[  408.041092]  ? mm_fault_error+0x380/0x380
[  408.045256]  ? syscall_slow_exit_work+0x520/0x520
[  408.050111]  do_page_fault+0xf2/0x7e0
[  408.053918]  ? vmalloc_sync_all+0x30/0x30
[  408.058073]  ? error_entry+0x70/0xd0
[  408.062293]  ? trace_hardirqs_off_caller+0xbb/0x300
[  408.067322]  ? trace_hardirqs_on_caller+0xc0/0x300
[  408.072254]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.077190]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.082038]  ? trace_hardirqs_off+0x300/0x300
[  408.086541]  ? trace_hardirqs_off_caller+0x300/0x300
[  408.091657]  ? prepare_exit_to_usermode+0x291/0x3b0
[  408.096678]  ? page_fault+0x8/0x30
[  408.100226]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.105075]  ? page_fault+0x8/0x30
[  408.108625]  page_fault+0x1e/0x30
[  408.112084] RIP: 0033:0x45db60
[  408.115281] Code: Bad RIP value.
[  408.119399] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  408.124765] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  408.132036] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  408.139317] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  408.146591] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  408.153868] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  408.161173] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  408.161266] aoe: skb alloc failure
[  408.168458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.168468] Call Trace:
[  408.172070] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  408.181345]  <IRQ>
[  408.183921] syz-fuzzer cpuset=
[  408.194145]  dump_stack+0x1c4/0x2b4
[  408.196275] /
[  408.199471]  ? dump_stack_print_info.cold.2+0x52/0x52
[  408.203078]  mems_allowed=0
[  408.204803]  warn_alloc.cold.118+0xb7/0x1bd
[  408.217209]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  408.222059]  ? lock_downgrade+0x900/0x900
[  408.226223]  ? trace_hardirqs_off+0xb8/0x300
[  408.230642]  ? trace_hardirqs_off+0xb8/0x300
[  408.235065]  __alloc_pages_slowpath+0x2667/0x2d80
[  408.239945]  ? warn_alloc+0x120/0x120
[  408.243756]  ? graph_lock+0x170/0x170
[  408.247565]  ? warn_alloc+0x120/0x120
[  408.251375]  ? print_usage_bug+0xc0/0xc0
[  408.255444]  ? warn_alloc+0x120/0x120
[  408.259253]  ? print_usage_bug+0xc0/0xc0
[  408.263321]  ? __lock_is_held+0xb5/0x140
[  408.267389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.272935]  ? should_fail+0x22d/0xd01
[  408.276841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.281955]  ? __lock_acquire+0x7ec/0x4ec0
[  408.286201]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  408.291304]  ? __lock_acquire+0x7ec/0x4ec0
[  408.295539]  ? should_fail+0x22d/0xd01
[  408.299442]  ? mark_held_locks+0x130/0x130
[  408.303685]  ? mark_held_locks+0x130/0x130
[  408.307926]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.312348]  ? do_raw_spin_trylock+0x1c0/0x1c0
[  408.316942]  ? graph_lock+0x170/0x170
[  408.320745]  ? print_usage_bug+0xc0/0xc0
[  408.324814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.330371]  ? check_preemption_disabled+0x48/0x200
[  408.335403]  ? check_preemption_disabled+0x48/0x200
[  408.340435]  ? __lock_is_held+0xb5/0x140
[  408.344507]  __alloc_pages_nodemask+0xa80/0xde0
[  408.349185]  ? graph_lock+0x170/0x170
[  408.352998]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  408.358015]  ? graph_lock+0x170/0x170
[  408.361848]  ? find_held_lock+0x36/0x1c0
[  408.365927]  ? ____cache_alloc_node+0x1c7/0x1e0
[  408.370599]  ? lock_downgrade+0x900/0x900
[  408.374760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.380312]  cache_grow_begin+0x91/0x8c0
[  408.384378]  ? do_raw_spin_unlock+0xa7/0x2f0
[  408.388798]  fallback_alloc+0x203/0x2e0
[  408.392792]  ____cache_alloc_node+0x1c7/0x1e0
[  408.397330]  kmem_cache_alloc_node+0xe3/0x730
[  408.401842]  ? ipv6_get_ifaddr+0x42e/0x620
[  408.406093]  __alloc_skb+0x119/0x770
[  408.409823]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.415133]  ? skb_scrub_packet+0x490/0x490
[  408.419458]  ? lock_downgrade+0x900/0x900
[  408.423618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.429160]  ? refcount_sub_and_test_checked+0x203/0x310
[  408.434620]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  408.440081]  ? addrconf_rs_timer+0x6f0/0x6f0
[  408.444514]  ndisc_alloc_skb+0x144/0x340
[  408.448587]  ndisc_send_rs+0x331/0x6e0
[  408.452486]  addrconf_rs_timer+0x3c0/0x6f0
[  408.456729]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.460982]  call_timer_fn+0x272/0x920
[  408.464871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.469118]  ? process_timeout+0x40/0x40
[  408.473186]  ? find_held_lock+0x36/0x1c0
[  408.477265]  ? __run_timers+0x7da/0xc70
[  408.481247]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.485749]  ? _raw_spin_unlock_irq+0x27/0x80
[  408.490246]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.494485]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  408.499072]  ? trace_hardirqs_on+0xbd/0x310
[  408.503404]  ? kasan_check_read+0x11/0x20
[  408.507559]  ? __run_timers+0x7da/0xc70
[  408.511543]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  408.517013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  408.521339]  __run_timers+0x7e5/0xc70
[  408.525159]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  408.530531]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  408.535551]  ? graph_lock+0x170/0x170
[  408.539362]  ? enqueue_hrtimer+0x1a5/0x560
[  408.543604]  ? lock_release+0x970/0x970
[  408.547585]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  408.552789]  ? find_held_lock+0x36/0x1c0
[  408.556868]  ? graph_lock+0x170/0x170
[  408.560701]  ? pvclock_read_flags+0x160/0x160
[  408.565206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.570750]  ? check_preemption_disabled+0x48/0x200
[  408.575788]  ? __lock_is_held+0xb5/0x140
[  408.579864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.585406]  ? check_preemption_disabled+0x48/0x200
[  408.590434]  run_timer_softirq+0x52/0xb0
[  408.594499]  ? rcu_read_lock_sched_held+0x108/0x120
[  408.599524]  __do_softirq+0x30b/0xad8
[  408.603339]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  408.608454]  ? pvclock_read_flags+0x160/0x160
[  408.612958]  ? lapic_next_event+0x5a/0x90
[  408.617117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.622658]  ? check_preemption_disabled+0x48/0x200
[  408.627677]  ? check_preemption_disabled+0x48/0x200
[  408.632706]  ? kvm_clock_read+0x18/0x30
[  408.636683]  ? kvm_sched_clock_read+0x9/0x20
[  408.641097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.646649]  ? check_preemption_disabled+0x48/0x200
[  408.651684]  irq_exit+0x17f/0x1c0
[  408.655146]  smp_apic_timer_interrupt+0x1cb/0x760
[  408.659992]  ? smp_reschedule_interrupt+0x109/0x650
[  408.665016]  ? smp_call_function_single_interrupt+0x650/0x650
[  408.670907]  ? interrupt_entry+0xb5/0xf0
[  408.674973]  ? trace_hardirqs_off_caller+0xbb/0x300
[  408.679995]  ? trace_hardirqs_off_caller+0xbb/0x300
[  408.685024]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.689874]  ? trace_hardirqs_off+0x300/0x300
[  408.694374]  ? trace_hardirqs_off+0x300/0x300
[  408.698873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.704411]  ? check_preemption_disabled+0x48/0x200
[  408.709440]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.714298]  apic_timer_interrupt+0xf/0x20
[  408.718532]  </IRQ>
[  408.720778] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  408.725711] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  408.744616] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  408.752329] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  408.759597] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  408.766871] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  408.774139] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  408.781410] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  408.788728]  skb_clone+0x1bb/0x500
[  408.792274]  ? skb_split+0x11e0/0x11e0
[  408.796173]  ? preempt_notifier_register+0x200/0x200
[  408.801290]  ? __switch_to_asm+0x34/0x70
[  408.805351]  ? __switch_to_asm+0x34/0x70
[  408.809423]  ? lockdep_hardirqs_on+0x421/0x5c0
[  408.814020]  bpf_clone_redirect+0xb9/0x490
[  408.818267]  ? trace_hardirqs_off_caller+0x300/0x300
[  408.823382]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  408.828423]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  408.833197]  ? find_held_lock+0x36/0x1c0
[  408.837268]  ? lock_acquire+0x1ed/0x520
[  408.841243]  ? bpf_test_run+0x32e/0x5a0
[  408.845226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  408.850768]  ? check_preemption_disabled+0x48/0x200
[  408.855790]  ? kasan_check_read+0x11/0x20
[  408.859954]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  408.865233]  ? rcu_bh_qs+0xc0/0xc0
[  408.868793]  ? bpf_test_run+0x1c0/0x5a0
[  408.872790]  ? netlink_diag_dump+0x2a0/0x2a0
[  408.877204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  408.882741]  ? bpf_test_init.isra.9+0x70/0x100
[  408.887333]  ? bpf_prog_test_run_skb+0x634/0xb40
[  408.892110]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  408.896957]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  408.902496]  ? fput+0x130/0x1a0
[  408.905782]  ? __bpf_prog_get+0x9b/0x290
[  408.909857]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  408.914706]  ? bpf_prog_test_run+0x130/0x1a0
[  408.919131]  ? __x64_sys_bpf+0x3d8/0x510
[  408.923194]  ? bpf_prog_get+0x20/0x20
[  408.927026]  ? do_syscall_64+0x1b9/0x820
[  408.931091]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  408.936465]  ? syscall_return_slowpath+0x5e0/0x5e0
[  408.941402]  ? trace_hardirqs_off+0x300/0x300
[  408.945902]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  408.950922]  ? recalc_sigpending_tsk+0x180/0x180
[  408.956177]  ? kasan_check_write+0x14/0x20
[  408.960424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  408.965283]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  408.970675] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  408.970681] warn_alloc_show_mem: 1 callbacks suppressed
[  408.970689] Mem-Info:
[  408.977618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  408.982996] active_anon:42551 inactive_anon:372 isolated_anon:0
[  408.982996]  active_file:18 inactive_file:16 isolated_file:0
[  408.982996]  unevictable:0 dirty:0 writeback:0 unstable:0
[  408.982996]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  408.982996]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  408.982996]  free:13623 free_pcp:186 free_cma:0
[  408.985378] Call Trace:
[  408.994771] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  409.027623]  <IRQ>
[  409.030199] Node 0 
[  409.057876]  dump_stack+0x1c4/0x2b4
[  409.060030] 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
[  409.062242]  ? dump_stack_print_info.cold.2+0x52/0x52
[  409.065850] lowmem_reserve[]: 0
[  409.091371]  warn_alloc.cold.118+0xb7/0x1bd
[  409.096526]  2815 6318
[  409.099818]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  409.104126]  6318
[  409.106640]  ? lock_downgrade+0x900/0x900
[  409.111464] Node 0 
[  409.113531]  ? trace_hardirqs_off+0xb8/0x300
[  409.117679] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  409.119895]  ? trace_hardirqs_off+0xb8/0x300
[  409.124272] lowmem_reserve[]: 0
[  409.150837]  __alloc_pages_slowpath+0x2667/0x2d80
[  409.155217]  0
[  409.158526]  ? warn_alloc+0x120/0x120
[  409.163311]  3503 3503
[  409.165130]  ? warn_alloc+0x120/0x120
[  409.168917] Node 0 
[  409.171414]  ? print_usage_bug+0xc0/0xc0
[  409.175219] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  409.177431]  ? warn_alloc+0x120/0x120
[  409.181465] lowmem_reserve[]: 0
[  409.209855]  ? print_usage_bug+0xc0/0xc0
[  409.213638]  0
[  409.216921]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  409.220954]  0 0
[  409.222766]  ? ktime_get+0x2e1/0x440
[  409.227764] Node 0 
[  409.229738]  ? check_preemption_disabled+0x48/0x200
[  409.233424] DMA: 1*4kB 
[  409.235669]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.240662] (U) 
[  409.243250]  ? should_fail+0x22d/0xd01
[  409.248757] 0*8kB 0*16kB 
[  409.250742]  ? kasan_check_read+0x11/0x20
[  409.254607] 1*32kB (U) 
[  409.257379]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  409.261497] 2*64kB (U) 
[  409.264094]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.269350] 1*128kB (U) 
[  409.271950]  ? __lock_acquire+0x7ec/0x4ec0
[  409.277024] 1*256kB (U) 
[  409.279707]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  409.283918] 0*512kB 1*1024kB 
[  409.286601]  ? should_fail+0x22d/0xd01
[  409.291676] (U) 1*2048kB 
[  409.294801]  ? mark_held_locks+0x130/0x130
[  409.298655] (M) 3*4096kB 
[  409.301423]  ? mark_held_locks+0x130/0x130
[  409.305634] (M) = 15908kB
[  409.308401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.312609] Node 0 DMA32: 
[  409.315394]  ? graph_lock+0x170/0x170
[  409.320895] 4*4kB 
[  409.323741]  ? mark_held_locks+0xc7/0x130
[  409.327524] (UM) 
[  409.329675]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  409.333794] 3*8kB (UM) 
[  409.335878]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.340865] 1*16kB (M) 
[  409.343460]  ? check_preemption_disabled+0x48/0x200
[  409.348974] 2*32kB (UM) 
[  409.351568]  ? check_preemption_disabled+0x48/0x200
[  409.356566] 2*64kB 
[  409.359241]  ? __lock_is_held+0xb5/0x140
[  409.364220] (M) 4*128kB 
[  409.366468]  __alloc_pages_nodemask+0xa80/0xde0
[  409.370498] (UM) 2*256kB 
[  409.373183]  ? graph_lock+0x170/0x170
[  409.377855] (M) 
[  409.380619]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  409.384393] 4*512kB 
[  409.386367]  ? graph_lock+0x170/0x170
[  409.391358] (UM) 3*1024kB 
[  409.393697]  ? find_held_lock+0x36/0x1c0
[  409.397470] (M) 
[  409.400319]  ? ____cache_alloc_node+0x1c7/0x1e0
[  409.404345] 3*2048kB (M) 
[  409.406330]  ? lock_downgrade+0x900/0x900
[  409.410976] 3*4096kB (M) 
[  409.413746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.417865] = 24824kB
[  409.417874] Node 0 
[  409.420640]  cache_grow_begin+0x91/0x8c0
[  409.426153] Normal: 2044*4kB 
[  409.428579]  ? do_raw_spin_unlock+0xa7/0x2f0
[  409.430791] (UMEH) 
[  409.434860]  fallback_alloc+0x203/0x2e0
[  409.437933] 226*8kB (UMEH) 
[  409.442357]  ____cache_alloc_node+0x1c7/0x1e0
[  409.444572] 46*16kB (UME) 
[  409.448565]  kmem_cache_alloc_node+0xe3/0x730
[  409.451468] 27*32kB (UME) 
[  409.455977]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  409.458794] 10*64kB (UME) 
[  409.463310]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  409.466128] 4*128kB (UM) 
[  409.471255]  __alloc_skb+0x119/0x770
[  409.474071] 0*256kB 
[  409.478655]  ? calc_wheel_index+0x220/0x220
[  409.481392] 2*512kB 
[  409.485105]  ? skb_scrub_packet+0x490/0x490
[  409.487413] (U) 
[  409.491738]  ? vprintk_default+0x28/0x30
[  409.494029] 0*1024kB 0*2048kB 
[  409.498361]  ? vprintk_func+0x85/0x181
[  409.500317] 0*4096kB = 13760kB
[  409.504388]  ? printk+0xa7/0xcf
[  409.507566] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  409.511449]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  409.514626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  409.517909]  new_skb+0x26/0x1c0
[  409.526720] 413 total pagecache pages
[  409.531471]  aoecmd_cfg+0x279/0x7f0
[  409.540036] 0 pages in swap cache
[  409.543315]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  409.547090] Swap cache stats: add 0, delete 0, find 0/0
[  409.547100] Free swap  = 0kB
[  409.551260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.554689] Total swap = 0kB
[  409.554699] 1965979 pages RAM
[  409.559018]  ? check_preemption_disabled+0x48/0x200
[  409.564354] 0 pages HighMem/MovableOnly
[  409.564364] 343323 pages reserved
[  409.567384]  ? check_preemption_disabled+0x48/0x200
[  409.572897] 0 pages cma reserved
[  409.572972] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  409.575934]  ? __lock_is_held+0xb5/0x140
[  409.579132] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  409.584035]  discover_timer+0x50/0x60
[  409.587984] syz-executor3 cpuset=
[  409.591439]  call_timer_fn+0x272/0x920
[  409.596435] syz3
[  409.599799]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  409.606272]  mems_allowed=0
[  409.610329]  ? process_timeout+0x40/0x40
[  409.645688]  ? find_held_lock+0x36/0x1c0
[  409.649767]  ? mark_held_locks+0xc7/0x130
[  409.653925]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.658422]  ? _raw_spin_unlock_irq+0x27/0x80
[  409.662923]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  409.667767]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  409.672355]  ? trace_hardirqs_on+0xbd/0x310
[  409.676680]  ? kasan_check_read+0x11/0x20
[  409.680846]  ? __run_timers+0x7da/0xc70
[  409.684835]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  409.690311]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  409.695161]  __run_timers+0x7e5/0xc70
[  409.698982]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  409.704352]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  409.709378]  ? graph_lock+0x170/0x170
[  409.713190]  ? print_usage_bug+0xc0/0xc0
[  409.717250]  ? lock_release+0x970/0x970
[  409.721232]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  409.726435]  ? find_held_lock+0x36/0x1c0
[  409.730505]  ? graph_lock+0x170/0x170
[  409.734319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.739873]  ? check_preemption_disabled+0x48/0x200
[  409.744914]  ? __lock_is_held+0xb5/0x140
[  409.748985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.754531]  ? check_preemption_disabled+0x48/0x200
[  409.759562]  run_timer_softirq+0x52/0xb0
[  409.763635]  ? rcu_read_lock_sched_held+0x108/0x120
[  409.768664]  __do_softirq+0x30b/0xad8
[  409.772484]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  409.777598]  ? pvclock_read_flags+0x160/0x160
[  409.782107]  ? lapic_next_event+0x5a/0x90
[  409.786269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.791809]  ? check_preemption_disabled+0x48/0x200
[  409.796847]  ? check_preemption_disabled+0x48/0x200
[  409.801881]  ? kvm_clock_read+0x18/0x30
[  409.805871]  ? kvm_sched_clock_read+0x9/0x20
[  409.810287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.815839]  ? check_preemption_disabled+0x48/0x200
[  409.820890]  irq_exit+0x17f/0x1c0
[  409.824364]  smp_apic_timer_interrupt+0x1cb/0x760
[  409.829213]  ? smp_reschedule_interrupt+0x109/0x650
[  409.834234]  ? smp_call_function_single_interrupt+0x650/0x650
[  409.840123]  ? interrupt_entry+0xb5/0xf0
[  409.844199]  ? trace_hardirqs_off_caller+0xbb/0x300
[  409.849220]  ? trace_hardirqs_off_caller+0xbb/0x300
[  409.854250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.859095]  ? trace_hardirqs_off+0x300/0x300
[  409.863596]  ? trace_hardirqs_off+0x300/0x300
[  409.868109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.873654]  ? check_preemption_disabled+0x48/0x200
[  409.878675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  409.884330]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  409.889194]  apic_timer_interrupt+0xf/0x20
[  409.893425]  </IRQ>
[  409.895666] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  409.901379] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  409.920285] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  409.928000] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  409.935268] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  409.942535] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  409.949806] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  409.957084] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  409.964398]  cgroup_file_notify+0x226/0x2f0
[  409.968726]  ? cgroup_procs_write_finish+0xf0/0xf0
[  409.973661]  ? print_usage_bug+0xc0/0xc0
[  409.977732]  ? find_held_lock+0x36/0x1c0
[  409.981802]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  409.987360]  shrink_node+0x5e1/0x16b0
[  409.991170]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  409.996482]  ? shrink_node_memcg+0x18e0/0x18e0
[  410.001078]  ? kvm_clock_read+0x18/0x30
[  410.005075]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  410.010105]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  410.014602]  ? kasan_check_write+0x14/0x20
[  410.018856]  ? do_raw_spin_lock+0xc1/0x200
[  410.023095]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  410.028646]  ? __cpuset_node_allowed+0x19b/0x660
[  410.033439]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  410.039155]  ? delayacct_end+0x5a/0x100
[  410.043149]  do_try_to_free_pages+0x3e7/0x1290
[  410.047771]  ? shrink_node+0x16b0/0x16b0
[  410.051846]  ? __lock_is_held+0xb5/0x140
[  410.055929]  try_to_free_pages+0x4d0/0xb90
[  410.060644]  ? do_try_to_free_pages+0x1290/0x1290
[  410.065490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.071070]  ? lock_acquire+0x1ed/0x520
[  410.075049]  ? set_page_refcounted+0x280/0x280
[  410.079652]  ? lock_release+0x970/0x970
[  410.083644]  ? ___might_sleep+0x1ed/0x300
[  410.087799]  ? arch_local_save_flags+0x40/0x40
[  410.092415]  __alloc_pages_slowpath+0x993/0x2d80
[  410.097212]  ? warn_alloc+0x120/0x120
[  410.101024]  ? __radix_tree_lookup+0x4c0/0x4c0
[  410.105630]  ? find_get_entry+0x2f2/0xc40
[  410.109796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.115366]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  410.120305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.125853]  ? should_fail+0x22d/0xd01
[  410.129755]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.134870]  ? __lock_is_held+0xb5/0x140
[  410.138968]  ? __lock_is_held+0xb5/0x140
[  410.143043]  ? __lock_acquire+0x7ec/0x4ec0
[  410.147284]  ? ___might_sleep+0x1ed/0x300
[  410.151435]  ? lock_release+0x970/0x970
[  410.155418]  ? arch_local_save_flags+0x40/0x40
[  410.160023]  ? __might_sleep+0x95/0x190
[  410.164010]  __alloc_pages_nodemask+0xa80/0xde0
[  410.168693]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  410.173716]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  410.179515]  ? kasan_check_read+0x11/0x20
[  410.183669]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.188959]  ? graph_lock+0x170/0x170
[  410.192763]  ? print_usage_bug+0xc0/0xc0
[  410.196837]  ? graph_lock+0x170/0x170
[  410.200641]  ? graph_lock+0x170/0x170
[  410.204447]  ? __do_page_cache_readahead+0x7ce/0x980
[  410.209559]  ? find_held_lock+0x36/0x1c0
[  410.213634]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  410.219183]  alloc_pages_current+0x10c/0x210
[  410.223597]  ? lock_downgrade+0x900/0x900
[  410.227764]  __page_cache_alloc+0x38f/0x5b0
[  410.232091]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  410.237893]  ? kasan_check_read+0x11/0x20
[  410.242046]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.247332]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  410.252015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.257560]  ? check_preemption_disabled+0x48/0x200
[  410.262589]  filemap_fault+0x1594/0x25f0
[  410.266675]  ? __lock_page_or_retry+0xa00/0xa00
[  410.271351]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  410.277152]  ? kasan_check_read+0x11/0x20
[  410.281306]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.286586]  ? rcu_bh_qs+0xc0/0xc0
[  410.290143]  ? print_usage_bug+0xc0/0xc0
[  410.294217]  ? filemap_map_pages+0xdea/0x1980
[  410.298727]  ? print_usage_bug+0xc0/0xc0
[  410.302803]  ? find_get_pages_range_tag+0x1320/0x1320
[  410.308007]  ? print_usage_bug+0xc0/0xc0
[  410.312069]  ? __lock_acquire+0x7ec/0x4ec0
[  410.316311]  ? graph_lock+0x170/0x170
[  410.320120]  ? __sigqueue_free.part.27+0x7d/0xa0
[  410.324886]  ? __lock_acquire+0x7ec/0x4ec0
[  410.329140]  ? lock_acquire+0x1ed/0x520
[  410.333119]  ? ext4_filemap_fault+0x7a/0xad
[  410.337453]  ? lock_release+0x970/0x970
[  410.341435]  ? arch_local_save_flags+0x40/0x40
[  410.346025]  ? mark_held_locks+0x130/0x130
[  410.350290]  ? down_read+0xb0/0x1d0
[  410.353929]  ? ext4_filemap_fault+0x7a/0xad
[  410.358260]  ? __down_interruptible+0x700/0x700
[  410.362934]  ? graph_lock+0x170/0x170
[  410.366742]  ? __sigqueue_free.part.27+0x7d/0xa0
[  410.371515]  ext4_filemap_fault+0x82/0xad
[  410.375680]  __do_fault+0x100/0x6b0
[  410.379312]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.384614]  ? print_bad_pte+0x6c0/0x6c0
[  410.388692]  ? pmd_val+0x88/0x100
[  410.392153]  ? add_mm_counter_fast+0xd0/0xd0
[  410.396569]  ? pmd_val+0x88/0x100
[  410.400028]  ? add_mm_counter_fast+0xd0/0xd0
[  410.404448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.409997]  __handle_mm_fault+0x3709/0x53e0
[  410.414420]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  410.419267]  ? graph_lock+0x170/0x170
[  410.423077]  ? print_usage_bug+0xc0/0xc0
[  410.427151]  ? graph_lock+0x170/0x170
[  410.430958]  ? graph_lock+0x170/0x170
[  410.434790]  ? handle_mm_fault+0x42a/0xc70
[  410.439032]  ? lock_downgrade+0x900/0x900
[  410.443181]  ? check_preemption_disabled+0x48/0x200
[  410.448219]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  410.454020]  ? kasan_check_read+0x11/0x20
[  410.458174]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.463456]  ? rcu_bh_qs+0xc0/0xc0
[  410.466998]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.472451]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.477993]  ? check_preemption_disabled+0x48/0x200
[  410.483024]  handle_mm_fault+0x54f/0xc70
[  410.487103]  ? __handle_mm_fault+0x53e0/0x53e0
[  410.491694]  ? find_vma+0x34/0x190
[  410.495249]  __do_page_fault+0x67d/0xed0
[  410.499321]  ? mm_fault_error+0x380/0x380
[  410.503480]  ? syscall_slow_exit_work+0x520/0x520
[  410.508333]  do_page_fault+0xf2/0x7e0
[  410.512140]  ? vmalloc_sync_all+0x30/0x30
[  410.516293]  ? error_entry+0x70/0xd0
[  410.520019]  ? trace_hardirqs_off_caller+0xbb/0x300
[  410.525036]  ? trace_hardirqs_on_caller+0xc0/0x300
[  410.529971]  ? syscall_return_slowpath+0x5e0/0x5e0
[  410.534906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.539756]  ? trace_hardirqs_off+0x300/0x300
[  410.544258]  ? trace_hardirqs_off_caller+0x300/0x300
[  410.549374]  ? prepare_exit_to_usermode+0x291/0x3b0
[  410.554400]  ? page_fault+0x8/0x30
[  410.557954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  410.562810]  ? page_fault+0x8/0x30
[  410.566363]  page_fault+0x1e/0x30
[  410.569817] RIP: 0033:0x45db60
[  410.573029] Code: Bad RIP value.
[  410.576390] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  410.581757] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  410.589024] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  410.596296] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  410.603566] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  410.610842] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  410.618150] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  410.618214] aoe: skb alloc failure
[  410.625437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  410.625442] Call Trace:
[  410.625450]  <IRQ>
[  410.625473]  dump_stack+0x1c4/0x2b4
[  410.625492]  ? dump_stack_print_info.cold.2+0x52/0x52
[  410.629050] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  410.638387]  warn_alloc.cold.118+0xb7/0x1bd
[  410.640943] syz-fuzzer cpuset=
[  410.643096]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  410.646722] /
[  410.651913]  ? lock_downgrade+0x900/0x900
[  410.662114]  mems_allowed=0
[  410.683203]  ? trace_hardirqs_off+0xb8/0x300
[  410.687627]  ? trace_hardirqs_off+0xb8/0x300
[  410.692051]  __alloc_pages_slowpath+0x2667/0x2d80
[  410.696932]  ? warn_alloc+0x120/0x120
[  410.700744]  ? warn_alloc+0x120/0x120
[  410.704553]  ? print_usage_bug+0xc0/0xc0
[  410.708622]  ? warn_alloc+0x120/0x120
[  410.712427]  ? print_usage_bug+0xc0/0xc0
[  410.716495]  ? graph_lock+0x170/0x170
[  410.720301]  ? kvm_sched_clock_read+0x9/0x20
[  410.724719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  410.730259]  ? should_fail+0x22d/0xd01
[  410.734161]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.739266]  ? __lock_acquire+0x7ec/0x4ec0
[  410.743514]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  410.748619]  ? __lock_acquire+0x7ec/0x4ec0
[  410.752863]  ? should_fail+0x22d/0xd01
[  410.756763]  ? mark_held_locks+0x130/0x130
[  410.761008]  ? mark_held_locks+0x130/0x130
[  410.765254]  ? select_task_rq_fair+0x754/0x34f0
[  410.769930]  ? lock_downgrade+0x900/0x900
[  410.774084]  ? check_preemption_disabled+0x48/0x200
[  410.779112]  ? graph_lock+0x170/0x170
[  410.782942]  ? print_usage_bug+0xc0/0xc0
[  410.787030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.792581]  ? check_preemption_disabled+0x48/0x200
[  410.797598]  ? check_preemption_disabled+0x48/0x200
[  410.802630]  ? __lock_is_held+0xb5/0x140
[  410.806704]  __alloc_pages_nodemask+0xa80/0xde0
[  410.811378]  ? graph_lock+0x170/0x170
[  410.815190]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  410.820210]  ? graph_lock+0x170/0x170
[  410.824024]  ? find_held_lock+0x36/0x1c0
[  410.828099]  ? ____cache_alloc_node+0x1c7/0x1e0
[  410.832776]  ? lock_downgrade+0x900/0x900
[  410.836967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.842514]  cache_grow_begin+0x91/0x8c0
[  410.846583]  ? do_raw_spin_unlock+0xa7/0x2f0
[  410.851009]  fallback_alloc+0x203/0x2e0
[  410.854996]  ____cache_alloc_node+0x1c7/0x1e0
[  410.859503]  kmem_cache_alloc_node+0xe3/0x730
[  410.864007]  ? ipv6_get_ifaddr+0x42e/0x620
[  410.868272]  __alloc_skb+0x119/0x770
[  410.871997]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  410.877285]  ? skb_scrub_packet+0x490/0x490
[  410.881613]  ? lock_downgrade+0x900/0x900
[  410.885776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  410.891322]  ? refcount_sub_and_test_checked+0x203/0x310
[  410.896786]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  410.902242]  ? addrconf_rs_timer+0x6f0/0x6f0
[  410.906671]  ndisc_alloc_skb+0x144/0x340
[  410.910741]  ndisc_send_rs+0x331/0x6e0
[  410.914644]  addrconf_rs_timer+0x3c0/0x6f0
[  410.918888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.923145]  call_timer_fn+0x272/0x920
[  410.927038]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.931277]  ? process_timeout+0x40/0x40
[  410.935339]  ? find_held_lock+0x36/0x1c0
[  410.939411]  ? __run_timers+0x7da/0xc70
[  410.943394]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.947892]  ? _raw_spin_unlock_irq+0x27/0x80
[  410.952867]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.957116]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  410.961711]  ? trace_hardirqs_on+0xbd/0x310
[  410.966034]  ? kasan_check_read+0x11/0x20
[  410.970187]  ? __run_timers+0x7da/0xc70
[  410.974165]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  410.979635]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  410.983876]  __run_timers+0x7e5/0xc70
[  410.987696]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  410.993068]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  410.998110]  ? graph_lock+0x170/0x170
[  411.001918]  ? enqueue_hrtimer+0x1a5/0x560
[  411.006169]  ? lock_release+0x970/0x970
[  411.010152]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  411.015350]  ? find_held_lock+0x36/0x1c0
[  411.019421]  ? graph_lock+0x170/0x170
[  411.023230]  ? pvclock_read_flags+0x160/0x160
[  411.027732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.033276]  ? check_preemption_disabled+0x48/0x200
[  411.038307]  ? __lock_is_held+0xb5/0x140
[  411.042374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.047913]  ? check_preemption_disabled+0x48/0x200
[  411.052944]  run_timer_softirq+0x52/0xb0
[  411.057011]  ? rcu_read_lock_sched_held+0x108/0x120
[  411.062033]  __do_softirq+0x30b/0xad8
[  411.065861]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  411.070975]  ? pvclock_read_flags+0x160/0x160
[  411.075476]  ? lapic_next_event+0x5a/0x90
[  411.079632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.085172]  ? check_preemption_disabled+0x48/0x200
[  411.090192]  ? check_preemption_disabled+0x48/0x200
[  411.095222]  ? kvm_clock_read+0x18/0x30
[  411.099210]  ? kvm_sched_clock_read+0x9/0x20
[  411.103626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.109170]  ? check_preemption_disabled+0x48/0x200
[  411.114208]  irq_exit+0x17f/0x1c0
[  411.118161]  smp_apic_timer_interrupt+0x1cb/0x760
[  411.123013]  ? smp_reschedule_interrupt+0x109/0x650
[  411.128040]  ? smp_call_function_single_interrupt+0x650/0x650
[  411.133929]  ? interrupt_entry+0xb5/0xf0
[  411.138011]  ? trace_hardirqs_off_caller+0xbb/0x300
[  411.143029]  ? trace_hardirqs_off_caller+0xbb/0x300
[  411.148052]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.152897]  ? trace_hardirqs_off+0x300/0x300
[  411.157393]  ? trace_hardirqs_off+0x300/0x300
[  411.161892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.167432]  ? check_preemption_disabled+0x48/0x200
[  411.172466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.177326]  apic_timer_interrupt+0xf/0x20
[  411.181559]  </IRQ>
[  411.183802] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  411.188742] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  411.207643] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  411.215383] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  411.222767] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  411.230037] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  411.237307] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  411.244576] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  411.251906]  skb_clone+0x1bb/0x500
[  411.255453]  ? skb_split+0x11e0/0x11e0
[  411.259347]  ? preempt_notifier_register+0x200/0x200
[  411.264455]  ? __switch_to_asm+0x34/0x70
[  411.268517]  ? __switch_to_asm+0x34/0x70
[  411.272589]  ? lockdep_hardirqs_on+0x421/0x5c0
[  411.277184]  bpf_clone_redirect+0xb9/0x490
[  411.281427]  ? trace_hardirqs_off_caller+0x300/0x300
[  411.286554]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  411.291580]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  411.296357]  ? find_held_lock+0x36/0x1c0
[  411.300431]  ? lock_acquire+0x1ed/0x520
[  411.304406]  ? bpf_test_run+0x32e/0x5a0
[  411.308412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.313956]  ? check_preemption_disabled+0x48/0x200
[  411.318982]  ? kasan_check_read+0x11/0x20
[  411.323142]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  411.328422]  ? rcu_bh_qs+0xc0/0xc0
[  411.331985]  ? bpf_test_run+0x1c0/0x5a0
[  411.335981]  ? netlink_diag_dump+0x2a0/0x2a0
[  411.340398]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.345937]  ? bpf_test_init.isra.9+0x70/0x100
[  411.350529]  ? bpf_prog_test_run_skb+0x634/0xb40
[  411.355300]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  411.360144]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  411.365683]  ? fput+0x130/0x1a0
[  411.368968]  ? __bpf_prog_get+0x9b/0x290
[  411.373035]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  411.377886]  ? bpf_prog_test_run+0x130/0x1a0
[  411.382309]  ? __x64_sys_bpf+0x3d8/0x510
[  411.386395]  ? bpf_prog_get+0x20/0x20
[  411.390227]  ? do_syscall_64+0x1b9/0x820
[  411.394292]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  411.399668]  ? syscall_return_slowpath+0x5e0/0x5e0
[  411.404603]  ? trace_hardirqs_off+0x300/0x300
[  411.409114]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  411.414143]  ? recalc_sigpending_tsk+0x180/0x180
[  411.418907]  ? kasan_check_write+0x14/0x20
[  411.423158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  411.428015]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  411.433401] warn_alloc_show_mem: 1 callbacks suppressed
[  411.433413] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  411.433415] Mem-Info:
[  411.433447] active_anon:42551 inactive_anon:372 isolated_anon:0
[  411.433447]  active_file:18 inactive_file:16 isolated_file:0
[  411.433447]  unevictable:0 dirty:0 writeback:0 unstable:0
[  411.433447]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  411.433447]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  411.433447]  free:13623 free_pcp:186 free_cma:0
[  411.438795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  411.445728] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  411.448135] Call Trace:
[  411.481003] Node 0 
[  411.490353]  <IRQ>
[  411.518036] 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
[  411.520597]  dump_stack+0x1c4/0x2b4
[  411.522809] lowmem_reserve[]: 0
[  411.524979]  ? dump_stack_print_info.cold.2+0x52/0x52
[  411.550468]  2815
[  411.554113]  warn_alloc.cold.118+0xb7/0x1bd
[  411.557354]  6318 6318
[  411.562552]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  411.564596] Node 0 
[  411.568925]  ? lock_downgrade+0x900/0x900
[  411.571425] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  411.576247]  ? trace_hardirqs_off+0xb8/0x300
[  411.578453] lowmem_reserve[]: 0
[  411.582616]  ? trace_hardirqs_off+0xb8/0x300
[  411.609168]  0
[  411.613732]  __alloc_pages_slowpath+0x2667/0x2d80
[  411.616982]  3503
[  411.622200]  ? warn_alloc+0x120/0x120
[  411.623956]  3503
[  411.629251]  ? __lock_acquire+0x7ec/0x4ec0
[  411.631297] Node 0 
[  411.635098]  ? warn_alloc+0x120/0x120
[  411.637172] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  411.641378]  ? print_usage_bug+0xc0/0xc0
[  411.643585] lowmem_reserve[]: 0
[  411.648090]  ? warn_alloc+0x120/0x120
[  411.676444]  0 0
[  411.680529]  ? print_usage_bug+0xc0/0xc0
[  411.683774]  0
[  411.687585]  ? mark_held_locks+0x130/0x130
[  411.689543] Node 0 
[  411.693613]  ? mark_held_locks+0x130/0x130
[  411.695394] DMA: 
[  411.699661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  411.701870] 1*4kB 
[  411.706113]  ? should_fail+0x22d/0xd01
[  411.708154] (U) 
[  411.713685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.713711]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.715839] 0*8kB 0*16kB 
[  411.719737]  ? __lock_acquire+0x7ec/0x4ec0
[  411.721689] 1*32kB (U) 
[  411.727239]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  411.732321] 2*64kB 
[  411.735075]  ? should_fail+0x22d/0xd01
[  411.739284] (U) 1*128kB 
[  411.741882]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  411.746956] (U) 1*256kB 
[  411.749233]  ? mark_held_locks+0x130/0x130
[  411.753088] (U) 
[  411.755761]  ? mark_held_locks+0x130/0x130
[  411.761273] 0*512kB 1*1024kB 
[  411.763958]  ? graph_lock+0x170/0x170
[  411.768167] (U) 1*2048kB 
[  411.770152]  ? graph_lock+0x170/0x170
[  411.774359] (M) 3*4096kB 
[  411.777476]  ? print_usage_bug+0xc0/0xc0
[  411.781247] (M) = 15908kB
[  411.784017]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.787800] Node 0 
[  411.790556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.794585] DMA32: 4*4kB 
[  411.797356]  ? check_preemption_disabled+0x48/0x200
[  411.801737] (UM) 3*8kB 
[  411.803986]  ? check_preemption_disabled+0x48/0x200
[  411.809493] (UM) 1*16kB 
[  411.812272]  ? __lock_is_held+0xb5/0x140
[  411.817254] (M) 2*32kB 
[  411.819859]  __alloc_pages_nodemask+0xa80/0xde0
[  411.824852] (UM) 2*64kB 
[  411.827541]  ? graph_lock+0x170/0x170
[  411.831584] (M) 
[  411.834178]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  411.838820] 4*128kB (UM) 
[  411.841504]  ? graph_lock+0x170/0x170
[  411.841532]  ? find_held_lock+0x36/0x1c0
[  411.845301] 2*256kB (M) 
[  411.847291]  ? ____cache_alloc_node+0x1c7/0x1e0
[  411.852275] 4*512kB (UM) 
[  411.855045]  ? lock_downgrade+0x900/0x900
[  411.858837] 3*1024kB (M) 
[  411.862920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.865558] 3*2048kB (M) 
[  411.870240]  cache_grow_begin+0x91/0x8c0
[  411.872977] 3*4096kB 
[  411.877127]  ? do_raw_spin_unlock+0xa7/0x2f0
[  411.879858] (M) = 24824kB
[  411.885413]  fallback_alloc+0x203/0x2e0
[  411.888146] Node 0 
[  411.892231]  ____cache_alloc_node+0x1c7/0x1e0
[  411.894611] Normal: 2044*4kB 
[  411.899033]  kmem_cache_alloc_node+0xe3/0x730
[  411.901769] (UMEH) 
[  411.905747]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  411.907957] 226*8kB (UMEH) 
[  411.912462]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  411.915542] 46*16kB (UME) 
[  411.920052]  __alloc_skb+0x119/0x770
[  411.922259] 27*32kB (UME) 
[  411.927377]  ? calc_wheel_index+0x220/0x220
[  411.930291] 10*64kB 
[  411.934894]  ? skb_scrub_packet+0x490/0x490
[  411.937721] (UME) 
[  411.941441]  ? vprintk_default+0x28/0x30
[  411.944261] 4*128kB 
[  411.948580]  ? vprintk_func+0x85/0x181
[  411.950887] (UM) 
[  411.955215]  ? printk+0xa7/0xcf
[  411.957346] 0*256kB 2*512kB 
[  411.961420]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  411.963726] (U) 
[  411.967624]  new_skb+0x26/0x1c0
[  411.969647] 0*1024kB 0*2048kB 
[  411.972932]  aoecmd_cfg+0x279/0x7f0
[  411.975927] 0*4096kB = 13760kB
[  411.980711]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  411.982677] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  411.985954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  411.989139] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  411.992760]  ? check_preemption_disabled+0x48/0x200
[  411.995934] 413 total pagecache pages
[  412.000250]  ? check_preemption_disabled+0x48/0x200
[  412.009070] 0 pages in swap cache
[  412.014618]  ? __lock_is_held+0xb5/0x140
[  412.023166] Swap cache stats: add 0, delete 0, find 0/0
[  412.028185]  discover_timer+0x50/0x60
[  412.031960] Free swap  = 0kB
[  412.036981]  call_timer_fn+0x272/0x920
[  412.040409] Total swap = 0kB
[  412.040430] 1965979 pages RAM
[  412.044493]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  412.049837] 0 pages HighMem/MovableOnly
[  412.049848] 343323 pages reserved
[  412.053658]  ? process_timeout+0x40/0x40
[  412.056659] 0 pages cma reserved
[  412.060907]  ? find_held_lock+0x36/0x1c0
[  412.060933]  ? mark_held_locks+0xc7/0x130
[  412.063996] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  412.067050]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.071964] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  412.075856]  ? _raw_spin_unlock_irq+0x27/0x80
[  412.079296] syz-executor3 cpuset=
[  412.083359]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  412.086703] syz3
[  412.090764]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  412.094897]  mems_allowed=0
[  412.101388]  ? trace_hardirqs_on+0xbd/0x310
[  412.143592]  ? kasan_check_read+0x11/0x20
[  412.147779]  ? __run_timers+0x7da/0xc70
[  412.151791]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.157272]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  412.162120]  __run_timers+0x7e5/0xc70
[  412.165940]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  412.171310]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  412.176330]  ? graph_lock+0x170/0x170
[  412.180140]  ? print_usage_bug+0xc0/0xc0
[  412.184208]  ? lock_release+0x970/0x970
[  412.188189]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  412.193395]  ? find_held_lock+0x36/0x1c0
[  412.197470]  ? graph_lock+0x170/0x170
[  412.201279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.206822]  ? check_preemption_disabled+0x48/0x200
[  412.211877]  ? __lock_is_held+0xb5/0x140
[  412.215944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.221484]  ? check_preemption_disabled+0x48/0x200
[  412.226512]  run_timer_softirq+0x52/0xb0
[  412.230579]  ? rcu_read_lock_sched_held+0x108/0x120
[  412.235614]  __do_softirq+0x30b/0xad8
[  412.239442]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  412.244554]  ? pvclock_read_flags+0x160/0x160
[  412.249056]  ? lapic_next_event+0x5a/0x90
[  412.253206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.258745]  ? check_preemption_disabled+0x48/0x200
[  412.263767]  ? check_preemption_disabled+0x48/0x200
[  412.268797]  ? kvm_clock_read+0x18/0x30
[  412.272788]  ? kvm_sched_clock_read+0x9/0x20
[  412.277212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.282758]  ? check_preemption_disabled+0x48/0x200
[  412.287791]  irq_exit+0x17f/0x1c0
[  412.291256]  smp_apic_timer_interrupt+0x1cb/0x760
[  412.296111]  ? smp_reschedule_interrupt+0x109/0x650
[  412.301134]  ? smp_call_function_single_interrupt+0x650/0x650
[  412.307026]  ? interrupt_entry+0xb5/0xf0
[  412.311093]  ? trace_hardirqs_off_caller+0xbb/0x300
[  412.316112]  ? trace_hardirqs_off_caller+0xbb/0x300
[  412.321134]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.325982]  ? trace_hardirqs_off+0x300/0x300
[  412.330481]  ? trace_hardirqs_off+0x300/0x300
[  412.334983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.340522]  ? check_preemption_disabled+0x48/0x200
[  412.345541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.351091]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  412.355952]  apic_timer_interrupt+0xf/0x20
[  412.360192]  </IRQ>
[  412.362438] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  412.368152] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  412.387059] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  412.394771] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  412.402040] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  412.409308] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  412.416578] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  412.423865] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  412.431193]  cgroup_file_notify+0x226/0x2f0
[  412.435524]  ? cgroup_procs_write_finish+0xf0/0xf0
[  412.440459]  ? print_usage_bug+0xc0/0xc0
[  412.444530]  ? find_held_lock+0x36/0x1c0
[  412.448598]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.454158]  shrink_node+0x5e1/0x16b0
[  412.457966]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  412.463275]  ? shrink_node_memcg+0x18e0/0x18e0
[  412.467877]  ? kvm_clock_read+0x18/0x30
[  412.471862]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  412.476889]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  412.481386]  ? kasan_check_write+0x14/0x20
[  412.485629]  ? do_raw_spin_lock+0xc1/0x200
[  412.489873]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  412.495414]  ? __cpuset_node_allowed+0x19b/0x660
[  412.500175]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  412.505891]  ? delayacct_end+0x5a/0x100
[  412.509883]  do_try_to_free_pages+0x3e7/0x1290
[  412.514493]  ? shrink_node+0x16b0/0x16b0
[  412.518564]  ? __lock_is_held+0xb5/0x140
[  412.522648]  try_to_free_pages+0x4d0/0xb90
[  412.526894]  ? do_try_to_free_pages+0x1290/0x1290
[  412.531737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.537291]  ? lock_acquire+0x1ed/0x520
[  412.541273]  ? set_page_refcounted+0x280/0x280
[  412.545874]  ? lock_release+0x970/0x970
[  412.549864]  ? ___might_sleep+0x1ed/0x300
[  412.554021]  ? arch_local_save_flags+0x40/0x40
[  412.558628]  __alloc_pages_slowpath+0x993/0x2d80
[  412.563428]  ? warn_alloc+0x120/0x120
[  412.567244]  ? __radix_tree_lookup+0x4c0/0x4c0
[  412.571853]  ? find_get_entry+0x2f2/0xc40
[  412.576021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  412.581565]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  412.586501]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.592841]  ? should_fail+0x22d/0xd01
[  412.596990]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  412.602603]  ? __lock_is_held+0xb5/0x140
[  412.606703]  ? __lock_is_held+0xb5/0x140
[  412.610780]  ? __lock_acquire+0x7ec/0x4ec0
[  412.615024]  ? ___might_sleep+0x1ed/0x300
[  412.619177]  ? lock_release+0x970/0x970
[  412.623157]  ? arch_local_save_flags+0x40/0x40
[  412.627791]  ? __might_sleep+0x95/0x190
[  412.631803]  __alloc_pages_nodemask+0xa80/0xde0
[  412.636495]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  412.641519]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  412.647325]  ? kasan_check_read+0x11/0x20
[  412.651482]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.656767]  ? graph_lock+0x170/0x170
[  412.660572]  ? print_usage_bug+0xc0/0xc0
[  412.664649]  ? graph_lock+0x170/0x170
[  412.668454]  ? graph_lock+0x170/0x170
[  412.672264]  ? __do_page_cache_readahead+0x7ce/0x980
[  412.677381]  ? find_held_lock+0x36/0x1c0
[  412.681459]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  412.687005]  alloc_pages_current+0x10c/0x210
[  412.691510]  ? lock_downgrade+0x900/0x900
[  412.695673]  __page_cache_alloc+0x38f/0x5b0
[  412.700000]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  412.705798]  ? kasan_check_read+0x11/0x20
[  412.709963]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.715254]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  412.719931]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.725474]  ? check_preemption_disabled+0x48/0x200
[  412.730503]  filemap_fault+0x1594/0x25f0
[  412.734583]  ? __lock_page_or_retry+0xa00/0xa00
[  412.739260]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  412.745404]  ? kasan_check_read+0x11/0x20
[  412.749560]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.754853]  ? rcu_bh_qs+0xc0/0xc0
[  412.758405]  ? print_usage_bug+0xc0/0xc0
[  412.762478]  ? filemap_map_pages+0xdea/0x1980
[  412.766986]  ? print_usage_bug+0xc0/0xc0
[  412.771068]  ? find_get_pages_range_tag+0x1320/0x1320
[  412.776268]  ? print_usage_bug+0xc0/0xc0
[  412.780331]  ? __lock_acquire+0x7ec/0x4ec0
[  412.784572]  ? graph_lock+0x170/0x170
[  412.788386]  ? __sigqueue_free.part.27+0x7d/0xa0
[  412.793152]  ? __lock_acquire+0x7ec/0x4ec0
[  412.797410]  ? lock_acquire+0x1ed/0x520
[  412.801391]  ? ext4_filemap_fault+0x7a/0xad
[  412.805733]  ? lock_release+0x970/0x970
[  412.809709]  ? arch_local_save_flags+0x40/0x40
[  412.814296]  ? mark_held_locks+0x130/0x130
[  412.818552]  ? down_read+0xb0/0x1d0
[  412.822182]  ? ext4_filemap_fault+0x7a/0xad
[  412.826509]  ? __down_interruptible+0x700/0x700
[  412.831183]  ? graph_lock+0x170/0x170
[  412.834992]  ? __sigqueue_free.part.27+0x7d/0xa0
[  412.839765]  ext4_filemap_fault+0x82/0xad
[  412.843924]  __do_fault+0x100/0x6b0
[  412.847621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.852910]  ? print_bad_pte+0x6c0/0x6c0
[  412.856986]  ? pmd_val+0x88/0x100
[  412.860445]  ? add_mm_counter_fast+0xd0/0xd0
[  412.864862]  ? pmd_val+0x88/0x100
[  412.868321]  ? add_mm_counter_fast+0xd0/0xd0
[  412.872740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.878289]  __handle_mm_fault+0x3709/0x53e0
[  412.882716]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  412.887564]  ? graph_lock+0x170/0x170
[  412.891375]  ? print_usage_bug+0xc0/0xc0
[  412.895442]  ? graph_lock+0x170/0x170
[  412.899244]  ? graph_lock+0x170/0x170
[  412.903072]  ? handle_mm_fault+0x42a/0xc70
[  412.907315]  ? lock_downgrade+0x900/0x900
[  412.911467]  ? check_preemption_disabled+0x48/0x200
[  412.916495]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  412.922292]  ? kasan_check_read+0x11/0x20
[  412.926444]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  412.931724]  ? rcu_bh_qs+0xc0/0xc0
[  412.935269]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  412.940727]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  412.946266]  ? check_preemption_disabled+0x48/0x200
[  412.951316]  handle_mm_fault+0x54f/0xc70
[  412.955742]  ? __handle_mm_fault+0x53e0/0x53e0
[  412.960333]  ? find_vma+0x34/0x190
[  412.963889]  __do_page_fault+0x67d/0xed0
[  412.967966]  ? mm_fault_error+0x380/0x380
[  412.972130]  ? syscall_slow_exit_work+0x520/0x520
[  412.976986]  do_page_fault+0xf2/0x7e0
[  412.980796]  ? vmalloc_sync_all+0x30/0x30
[  412.984967]  ? error_entry+0x70/0xd0
[  412.988690]  ? trace_hardirqs_off_caller+0xbb/0x300
[  412.993708]  ? trace_hardirqs_on_caller+0xc0/0x300
[  412.998647]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.003584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.008441]  ? trace_hardirqs_off+0x300/0x300
[  413.012942]  ? trace_hardirqs_off_caller+0x300/0x300
[  413.018062]  ? prepare_exit_to_usermode+0x291/0x3b0
[  413.023088]  ? page_fault+0x8/0x30
[  413.026640]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.031490]  ? page_fault+0x8/0x30
[  413.035042]  page_fault+0x1e/0x30
[  413.038497] RIP: 0033:0x45db60
[  413.041692] Code: Bad RIP value.
[  413.045055] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  413.050425] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  413.057702] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  413.065478] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  413.072746] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  413.080015] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  413.087316] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  413.087386] aoe: skb alloc failure
[  413.094611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.094617] Call Trace:
[  413.094624]  <IRQ>
[  413.094642]  dump_stack+0x1c4/0x2b4
[  413.094666]  ? dump_stack_print_info.cold.2+0x52/0x52
[  413.098224] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  413.107563]  warn_alloc.cold.118+0xb7/0x1bd
[  413.110121] syz-fuzzer cpuset=
[  413.112269]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  413.115880] /
[  413.121546]  ? lock_downgrade+0x900/0x900
[  413.131754]  mems_allowed=0
[  413.136078]  ? trace_hardirqs_off+0xb8/0x300
[  413.157248]  ? trace_hardirqs_off+0xb8/0x300
[  413.161670]  __alloc_pages_slowpath+0x2667/0x2d80
[  413.166550]  ? warn_alloc+0x120/0x120
[  413.170360]  ? trace_hardirqs_on+0x310/0x310
[  413.174771]  ? warn_alloc+0x120/0x120
[  413.178584]  ? print_usage_bug+0xc0/0xc0
[  413.182649]  ? warn_alloc+0x120/0x120
[  413.186457]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  413.191479]  ? print_usage_bug+0xc0/0xc0
[  413.195549]  ? __lock_acquire+0x7ec/0x4ec0
[  413.199790]  ? __lock_acquire+0x7ec/0x4ec0
[  413.204031]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.209574]  ? should_fail+0x22d/0xd01
[  413.213471]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.218585]  ? __lock_acquire+0x7ec/0x4ec0
[  413.222843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  413.227950]  ? __lock_acquire+0x7ec/0x4ec0
[  413.232192]  ? should_fail+0x22d/0xd01
[  413.236084]  ? print_usage_bug+0xc0/0xc0
[  413.240166]  ? mark_held_locks+0x130/0x130
[  413.244422]  ? mark_held_locks+0x130/0x130
[  413.248683]  ? graph_lock+0x170/0x170
[  413.252486]  ? print_usage_bug+0xc0/0xc0
[  413.256549]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.261313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.266864]  ? check_preemption_disabled+0x48/0x200
[  413.271971]  ? check_preemption_disabled+0x48/0x200
[  413.277001]  ? __lock_is_held+0xb5/0x140
[  413.281076]  __alloc_pages_nodemask+0xa80/0xde0
[  413.285752]  ? graph_lock+0x170/0x170
[  413.289560]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  413.294574]  ? graph_lock+0x170/0x170
[  413.298393]  ? find_held_lock+0x36/0x1c0
[  413.302475]  ? ____cache_alloc_node+0x1c7/0x1e0
[  413.307150]  ? lock_downgrade+0x900/0x900
[  413.311315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.316872]  cache_grow_begin+0x91/0x8c0
[  413.320940]  ? do_raw_spin_unlock+0xa7/0x2f0
[  413.325362]  fallback_alloc+0x203/0x2e0
[  413.329355]  ____cache_alloc_node+0x1c7/0x1e0
[  413.333867]  kmem_cache_alloc_node+0xe3/0x730
[  413.338372]  ? ipv6_get_ifaddr+0x42e/0x620
[  413.342621]  __alloc_skb+0x119/0x770
[  413.346345]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.351629]  ? skb_scrub_packet+0x490/0x490
[  413.355953]  ? lock_downgrade+0x900/0x900
[  413.360124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.365668]  ? refcount_sub_and_test_checked+0x203/0x310
[  413.371132]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  413.376591]  ? addrconf_rs_timer+0x6f0/0x6f0
[  413.381022]  ndisc_alloc_skb+0x144/0x340
[  413.385098]  ndisc_send_rs+0x331/0x6e0
[  413.389006]  addrconf_rs_timer+0x3c0/0x6f0
[  413.393258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.397513]  call_timer_fn+0x272/0x920
[  413.401409]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.405652]  ? process_timeout+0x40/0x40
[  413.409713]  ? find_held_lock+0x36/0x1c0
[  413.413788]  ? __run_timers+0x7da/0xc70
[  413.417770]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.422268]  ? _raw_spin_unlock_irq+0x27/0x80
[  413.426767]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.431004]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  413.435590]  ? trace_hardirqs_on+0xbd/0x310
[  413.439913]  ? kasan_check_read+0x11/0x20
[  413.444067]  ? __run_timers+0x7da/0xc70
[  413.448046]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  413.453596]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.457855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  413.462094]  __run_timers+0x7e5/0xc70
[  413.465929]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  413.471301]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  413.476326]  ? graph_lock+0x170/0x170
[  413.480144]  ? enqueue_hrtimer+0x1a5/0x560
[  413.484379]  ? lock_release+0x970/0x970
[  413.488359]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  413.493562]  ? find_held_lock+0x36/0x1c0
[  413.497634]  ? graph_lock+0x170/0x170
[  413.501439]  ? pvclock_read_flags+0x160/0x160
[  413.505942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.511483]  ? check_preemption_disabled+0x48/0x200
[  413.516516]  ? __lock_is_held+0xb5/0x140
[  413.520583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.526131]  ? check_preemption_disabled+0x48/0x200
[  413.531160]  run_timer_softirq+0x52/0xb0
[  413.535222]  ? rcu_read_lock_sched_held+0x108/0x120
[  413.540249]  __do_softirq+0x30b/0xad8
[  413.544066]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  413.549184]  ? pvclock_read_flags+0x160/0x160
[  413.553683]  ? lapic_next_event+0x5a/0x90
[  413.557849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.563392]  ? check_preemption_disabled+0x48/0x200
[  413.568408]  ? check_preemption_disabled+0x48/0x200
[  413.573444]  ? kvm_clock_read+0x18/0x30
[  413.577427]  ? kvm_sched_clock_read+0x9/0x20
[  413.581848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.587389]  ? check_preemption_disabled+0x48/0x200
[  413.592449]  irq_exit+0x17f/0x1c0
[  413.595910]  smp_apic_timer_interrupt+0x1cb/0x760
[  413.600759]  ? smp_reschedule_interrupt+0x109/0x650
[  413.605780]  ? smp_call_function_single_interrupt+0x650/0x650
[  413.611668]  ? interrupt_entry+0xb5/0xf0
[  413.615735]  ? trace_hardirqs_off_caller+0xbb/0x300
[  413.620755]  ? trace_hardirqs_off_caller+0xbb/0x300
[  413.625779]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.630625]  ? trace_hardirqs_off+0x300/0x300
[  413.635127]  ? trace_hardirqs_off+0x300/0x300
[  413.639628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.645173]  ? check_preemption_disabled+0x48/0x200
[  413.650205]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.655063]  apic_timer_interrupt+0xf/0x20
[  413.659298]  </IRQ>
[  413.661539] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  413.666470] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  413.685377] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  413.693093] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  413.700373] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  413.707652] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  413.714920] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  413.722189] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  413.729510]  skb_clone+0x1bb/0x500
[  413.733059]  ? skb_split+0x11e0/0x11e0
[  413.736957]  ? preempt_notifier_register+0x200/0x200
[  413.742069]  ? __switch_to_asm+0x34/0x70
[  413.746138]  ? __switch_to_asm+0x34/0x70
[  413.750211]  ? lockdep_hardirqs_on+0x421/0x5c0
[  413.754810]  bpf_clone_redirect+0xb9/0x490
[  413.759057]  ? trace_hardirqs_off_caller+0x300/0x300
[  413.764173]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  413.769199]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  413.773971]  ? find_held_lock+0x36/0x1c0
[  413.778048]  ? lock_acquire+0x1ed/0x520
[  413.782028]  ? bpf_test_run+0x32e/0x5a0
[  413.786008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  413.791547]  ? check_preemption_disabled+0x48/0x200
[  413.796575]  ? kasan_check_read+0x11/0x20
[  413.800734]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  413.806024]  ? rcu_bh_qs+0xc0/0xc0
[  413.809590]  ? bpf_test_run+0x1c0/0x5a0
[  413.813587]  ? netlink_diag_dump+0x2a0/0x2a0
[  413.818005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  413.823544]  ? bpf_test_init.isra.9+0x70/0x100
[  413.828149]  ? bpf_prog_test_run_skb+0x634/0xb40
[  413.832922]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  413.837768]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  413.843310]  ? fput+0x130/0x1a0
[  413.846595]  ? __bpf_prog_get+0x9b/0x290
[  413.850663]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  413.855511]  ? bpf_prog_test_run+0x130/0x1a0
[  413.859926]  ? __x64_sys_bpf+0x3d8/0x510
[  413.863989]  ? bpf_prog_get+0x20/0x20
[  413.867817]  ? do_syscall_64+0x1b9/0x820
[  413.871894]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  413.877266]  ? syscall_return_slowpath+0x5e0/0x5e0
[  413.882204]  ? trace_hardirqs_off+0x300/0x300
[  413.886706]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  413.891730]  ? recalc_sigpending_tsk+0x180/0x180
[  413.896491]  ? kasan_check_write+0x14/0x20
[  413.900738]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  413.905599]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  413.910985] warn_alloc_show_mem: 1 callbacks suppressed
[  413.910990] Mem-Info:
[  413.911010] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  413.916373] active_anon:42551 inactive_anon:372 isolated_anon:0
[  413.916373]  active_file:18 inactive_file:16 isolated_file:0
[  413.916373]  unevictable:0 dirty:0 writeback:0 unstable:0
[  413.916373]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  413.916373]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  413.916373]  free:13623 free_pcp:186 free_cma:0
[  413.918767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  413.925725] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  413.958574] Call Trace:
[  413.967923] Node 0 
[  413.995591]  <IRQ>
[  413.998193] 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
[  414.000408]  dump_stack+0x1c4/0x2b4
[  414.002529] lowmem_reserve[]: 0
[  414.028041]  ? dump_stack_print_info.cold.2+0x52/0x52
[  414.031650]  2815
[  414.034939]  warn_alloc.cold.118+0xb7/0x1bd
[  414.040092]  6318 6318
[  414.042165]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  414.046468] Node 0 
[  414.048964]  ? lock_downgrade+0x900/0x900
[  414.053806] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  414.056021]  ? trace_hardirqs_off+0xb8/0x300
[  414.060330] lowmem_reserve[]: 0
[  414.086892]  ? trace_hardirqs_off+0xb8/0x300
[  414.091280]  0
[  414.094563]  __alloc_pages_slowpath+0x2667/0x2d80
[  414.098940]  3503 3503
[  414.100784]  ? warn_alloc+0x120/0x120
[  414.105581] Node 0 
[  414.108086]  ? __lock_acquire+0x7ec/0x4ec0
[  414.111894] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  414.114108]  ? warn_alloc+0x120/0x120
[  414.118317] lowmem_reserve[]: 0
[  414.146692]  ? print_usage_bug+0xc0/0xc0
[  414.150465]  0 0
[  414.153756]  ? warn_alloc+0x120/0x120
[  414.157789]  0
[  414.159774]  ? print_usage_bug+0xc0/0xc0
[  414.163557] Node 0 
[  414.165358]  ? mark_held_locks+0x130/0x130
[  414.169392] DMA: 1*4kB 
[  414.171648]  ? mark_held_locks+0x130/0x130
[  414.175856] (U) 0*8kB 
[  414.178460]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.182672] 0*16kB 
[  414.185175]  ? should_fail+0x22d/0xd01
[  414.190691] 1*32kB 
[  414.192926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.196788] (U) 
[  414.199027]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.204540] 2*64kB 
[  414.206516]  ? __lock_acquire+0x7ec/0x4ec0
[  414.211594] (U) 
[  414.213847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  414.218052] 1*128kB (U) 
[  414.220040]  ? should_fail+0x22d/0xd01
[  414.225124] 1*256kB (U) 
[  414.227817]  ? mark_held_locks+0x130/0x130
[  414.231671] 0*512kB 1*1024kB 
[  414.234356]  ? mark_held_locks+0x130/0x130
[  414.238564] (U) 1*2048kB 
[  414.241685]  ? graph_lock+0x170/0x170
[  414.245903] (M) 
[  414.248660]  ? graph_lock+0x170/0x170
[  414.252438] 3*4096kB (M) 
[  414.254449]  ? print_usage_bug+0xc0/0xc0
[  414.258224] = 15908kB
[  414.258234] Node 0 
[  414.261010]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.265050] DMA32: 
[  414.267463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.269677] 4*4kB 
[  414.274091]  ? check_preemption_disabled+0x48/0x200
[  414.276299] (UM) 
[  414.281845]  ? check_preemption_disabled+0x48/0x200
[  414.283971] 3*8kB (UM) 
[  414.289006]  ? __lock_is_held+0xb5/0x140
[  414.291037] 1*16kB (M) 
[  414.296067]  __alloc_pages_nodemask+0xa80/0xde0
[  414.298628] 2*32kB 
[  414.302688]  ? graph_lock+0x170/0x170
[  414.305254] (UM) 
[  414.309941]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  414.312160] 2*64kB 
[  414.315962]  ? graph_lock+0x170/0x170
[  414.318006] (M) 
[  414.323030]  ? find_held_lock+0x36/0x1c0
[  414.325244] 4*128kB 
[  414.329050]  ? ____cache_alloc_node+0x1c7/0x1e0
[  414.330994] (UM) 2*256kB 
[  414.335067]  ? lock_downgrade+0x900/0x900
[  414.337365] (M) 
[  414.342041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.344775] 4*512kB (UM) 
[  414.348936]  cache_grow_begin+0x91/0x8c0
[  414.350896] 3*1024kB 
[  414.356436]  ? do_raw_spin_unlock+0xa7/0x2f0
[  414.359170] (M) 
[  414.363238]  fallback_alloc+0x203/0x2e0
[  414.365645] 3*2048kB 
[  414.370063]  ____cache_alloc_node+0x1c7/0x1e0
[  414.372015] (M) 
[  414.376000]  kmem_cache_alloc_node+0xe3/0x730
[  414.378383] 3*4096kB 
[  414.382888]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  414.384849] (M) 
[  414.389343]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  414.391753] = 24824kB
[  414.391763] Node 0 
[  414.396876]  __alloc_skb+0x119/0x770
[  414.398824] Normal: 2044*4kB 
[  414.403428]  ? calc_wheel_index+0x220/0x220
[  414.405820] (UMEH) 
[  414.408064]  ? skb_scrub_packet+0x490/0x490
[  414.411755] 226*8kB (UMEH) 
[  414.414880]  ? vprintk_default+0x28/0x30
[  414.419169] 46*16kB (UME) 
[  414.421413]  ? vprintk_func+0x85/0x181
[  414.425708] 27*32kB (UME) 
[  414.428648]  ? printk+0xa7/0xcf
[  414.432680] 10*64kB (UME) 
[  414.435541]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  414.439407] 4*128kB 
[  414.442260]  new_skb+0x26/0x1c0
[  414.445508] (UM) 0*256kB 
[  414.448361]  aoecmd_cfg+0x279/0x7f0
[  414.453096] 2*512kB 
[  414.455424]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  414.458682] (U) 
[  414.461447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.465046] 0*1024kB 0*2048kB 
[  414.467387]  ? check_preemption_disabled+0x48/0x200
[  414.471686] 0*4096kB 
[  414.473661]  ? check_preemption_disabled+0x48/0x200
[  414.479173] = 13760kB
[  414.479189] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  414.482389]  ? __lock_is_held+0xb5/0x140
[  414.487372] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  414.487382] 413 total pagecache pages
[  414.489806]  discover_timer+0x50/0x60
[  414.494803] 0 pages in swap cache
[  414.497226]  call_timer_fn+0x272/0x920
[  414.506039] Swap cache stats: add 0, delete 0, find 0/0
[  414.506050] Free swap  = 0kB
[  414.510128]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  414.518678] Total swap = 0kB
[  414.518689] 1965979 pages RAM
[  414.522496]  ? process_timeout+0x40/0x40
[  414.526267] 0 pages HighMem/MovableOnly
[  414.526277] 343323 pages reserved
[  414.529732]  ? find_held_lock+0x36/0x1c0
[  414.533597] 0 pages cma reserved
[  414.538975]  ? mark_held_locks+0xc7/0x130
[  414.542027] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  414.546811]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.549892] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  414.552936]  ? _raw_spin_unlock_irq+0x27/0x80
[  414.556983] syz-executor3 cpuset=
[  414.560960]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  414.564390] syz3
[  414.568457]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  414.571805]  mems_allowed=0
[  414.575968]  ? trace_hardirqs_on+0xbd/0x310
[  414.623948]  ? kasan_check_read+0x11/0x20
[  414.628202]  ? __run_timers+0x7da/0xc70
[  414.632327]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  414.637805]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  414.642667]  __run_timers+0x7e5/0xc70
[  414.646499]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  414.651891]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  414.656933]  ? graph_lock+0x170/0x170
[  414.660746]  ? print_usage_bug+0xc0/0xc0
[  414.664809]  ? lock_release+0x970/0x970
[  414.668802]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  414.674019]  ? find_held_lock+0x36/0x1c0
[  414.678099]  ? graph_lock+0x170/0x170
[  414.681918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.687465]  ? check_preemption_disabled+0x48/0x200
[  414.692507]  ? __lock_is_held+0xb5/0x140
[  414.696576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.702122]  ? check_preemption_disabled+0x48/0x200
[  414.707158]  run_timer_softirq+0x52/0xb0
[  414.711233]  ? rcu_read_lock_sched_held+0x108/0x120
[  414.716268]  __do_softirq+0x30b/0xad8
[  414.720101]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  414.725236]  ? pvclock_read_flags+0x160/0x160
[  414.729754]  ? lapic_next_event+0x5a/0x90
[  414.733931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.739482]  ? check_preemption_disabled+0x48/0x200
[  414.744504]  ? check_preemption_disabled+0x48/0x200
[  414.749531]  ? kvm_clock_read+0x18/0x30
[  414.753508]  ? kvm_sched_clock_read+0x9/0x20
[  414.757924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.763466]  ? check_preemption_disabled+0x48/0x200
[  414.768499]  irq_exit+0x17f/0x1c0
[  414.771968]  smp_apic_timer_interrupt+0x1cb/0x760
[  414.776836]  ? smp_reschedule_interrupt+0x109/0x650
[  414.781874]  ? smp_call_function_single_interrupt+0x650/0x650
[  414.787764]  ? interrupt_entry+0xb5/0xf0
[  414.791844]  ? trace_hardirqs_off_caller+0xbb/0x300
[  414.796870]  ? trace_hardirqs_off_caller+0xbb/0x300
[  414.801900]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.806748]  ? trace_hardirqs_off+0x300/0x300
[  414.811246]  ? trace_hardirqs_off+0x300/0x300
[  414.815750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.821304]  ? check_preemption_disabled+0x48/0x200
[  414.826326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  414.831883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  414.836748]  apic_timer_interrupt+0xf/0x20
[  414.840982]  </IRQ>
[  414.843233] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  414.848960] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  414.867877] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  414.875614] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  414.882902] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  414.890183] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  414.897464] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  414.904743] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  414.912069]  cgroup_file_notify+0x226/0x2f0
[  414.916407]  ? cgroup_procs_write_finish+0xf0/0xf0
[  414.921344]  ? print_usage_bug+0xc0/0xc0
[  414.925424]  ? find_held_lock+0x36/0x1c0
[  414.929498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  414.935052]  shrink_node+0x5e1/0x16b0
[  414.938875]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  414.944193]  ? shrink_node_memcg+0x18e0/0x18e0
[  414.948815]  ? kvm_clock_read+0x18/0x30
[  414.953176]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  414.958208]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  414.962706]  ? kasan_check_write+0x14/0x20
[  414.966947]  ? do_raw_spin_lock+0xc1/0x200
[  414.971200]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  414.976757]  ? __cpuset_node_allowed+0x19b/0x660
[  414.981530]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  414.987264]  ? delayacct_end+0x5a/0x100
[  414.991268]  do_try_to_free_pages+0x3e7/0x1290
[  414.995894]  ? shrink_node+0x16b0/0x16b0
[  414.999968]  ? __lock_is_held+0xb5/0x140
[  415.004058]  try_to_free_pages+0x4d0/0xb90
[  415.008309]  ? do_try_to_free_pages+0x1290/0x1290
[  415.013163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.018733]  ? lock_acquire+0x1ed/0x520
[  415.022723]  ? set_page_refcounted+0x280/0x280
[  415.027324]  ? lock_release+0x970/0x970
[  415.031313]  ? ___might_sleep+0x1ed/0x300
[  415.035471]  ? arch_local_save_flags+0x40/0x40
[  415.040077]  __alloc_pages_slowpath+0x993/0x2d80
[  415.044895]  ? warn_alloc+0x120/0x120
[  415.048707]  ? __radix_tree_lookup+0x4c0/0x4c0
[  415.053311]  ? find_get_entry+0x2f2/0xc40
[  415.057559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.063300]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  415.068239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.073780]  ? should_fail+0x22d/0xd01
[  415.077680]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.082787]  ? __lock_is_held+0xb5/0x140
[  415.086890]  ? __lock_is_held+0xb5/0x140
[  415.090967]  ? __lock_acquire+0x7ec/0x4ec0
[  415.095210]  ? ___might_sleep+0x1ed/0x300
[  415.099364]  ? lock_release+0x970/0x970
[  415.103345]  ? arch_local_save_flags+0x40/0x40
[  415.107948]  ? __might_sleep+0x95/0x190
[  415.111935]  __alloc_pages_nodemask+0xa80/0xde0
[  415.116753]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  415.121776]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  415.127567]  ? kasan_check_read+0x11/0x20
[  415.131726]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.137041]  ? graph_lock+0x170/0x170
[  415.141007]  ? print_usage_bug+0xc0/0xc0
[  415.145494]  ? graph_lock+0x170/0x170
[  415.149301]  ? graph_lock+0x170/0x170
[  415.153119]  ? __do_page_cache_readahead+0x7ce/0x980
[  415.158236]  ? find_held_lock+0x36/0x1c0
[  415.162310]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  415.167869]  alloc_pages_current+0x10c/0x210
[  415.172283]  ? lock_downgrade+0x900/0x900
[  415.176445]  __page_cache_alloc+0x38f/0x5b0
[  415.180771]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  415.186684]  ? kasan_check_read+0x11/0x20
[  415.190847]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.196135]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  415.200823]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.206375]  ? check_preemption_disabled+0x48/0x200
[  415.211540]  filemap_fault+0x1594/0x25f0
[  415.215626]  ? __lock_page_or_retry+0xa00/0xa00
[  415.220300]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  415.226098]  ? kasan_check_read+0x11/0x20
[  415.230254]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.235542]  ? rcu_bh_qs+0xc0/0xc0
[  415.239094]  ? print_usage_bug+0xc0/0xc0
[  415.243167]  ? filemap_map_pages+0xdea/0x1980
[  415.247673]  ? print_usage_bug+0xc0/0xc0
[  415.251749]  ? find_get_pages_range_tag+0x1320/0x1320
[  415.256943]  ? print_usage_bug+0xc0/0xc0
[  415.261013]  ? __lock_acquire+0x7ec/0x4ec0
[  415.265259]  ? graph_lock+0x170/0x170
[  415.269070]  ? __sigqueue_free.part.27+0x7d/0xa0
[  415.273847]  ? __lock_acquire+0x7ec/0x4ec0
[  415.278234]  ? lock_acquire+0x1ed/0x520
[  415.282214]  ? ext4_filemap_fault+0x7a/0xad
[  415.286615]  ? lock_release+0x970/0x970
[  415.290599]  ? arch_local_save_flags+0x40/0x40
[  415.295199]  ? mark_held_locks+0x130/0x130
[  415.299479]  ? down_read+0xb0/0x1d0
[  415.303109]  ? ext4_filemap_fault+0x7a/0xad
[  415.307442]  ? __down_interruptible+0x700/0x700
[  415.312119]  ? graph_lock+0x170/0x170
[  415.315933]  ? __sigqueue_free.part.27+0x7d/0xa0
[  415.321170]  ext4_filemap_fault+0x82/0xad
[  415.325329]  __do_fault+0x100/0x6b0
[  415.328963]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.334249]  ? print_bad_pte+0x6c0/0x6c0
[  415.338321]  ? pmd_val+0x88/0x100
[  415.341785]  ? add_mm_counter_fast+0xd0/0xd0
[  415.346543]  ? pmd_val+0x88/0x100
[  415.350007]  ? add_mm_counter_fast+0xd0/0xd0
[  415.354426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.359971]  __handle_mm_fault+0x3709/0x53e0
[  415.364400]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  415.369248]  ? graph_lock+0x170/0x170
[  415.373054]  ? print_usage_bug+0xc0/0xc0
[  415.377126]  ? graph_lock+0x170/0x170
[  415.380931]  ? graph_lock+0x170/0x170
[  415.384760]  ? handle_mm_fault+0x42a/0xc70
[  415.389003]  ? lock_downgrade+0x900/0x900
[  415.393153]  ? check_preemption_disabled+0x48/0x200
[  415.398182]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  415.403979]  ? kasan_check_read+0x11/0x20
[  415.408135]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.413420]  ? rcu_bh_qs+0xc0/0xc0
[  415.416964]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.422422]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.427965]  ? check_preemption_disabled+0x48/0x200
[  415.432998]  handle_mm_fault+0x54f/0xc70
[  415.437071]  ? __handle_mm_fault+0x53e0/0x53e0
[  415.441658]  ? find_vma+0x34/0x190
[  415.445212]  __do_page_fault+0x67d/0xed0
[  415.449288]  ? mm_fault_error+0x380/0x380
[  415.453445]  ? syscall_slow_exit_work+0x520/0x520
[  415.458302]  do_page_fault+0xf2/0x7e0
[  415.462112]  ? vmalloc_sync_all+0x30/0x30
[  415.466266]  ? error_entry+0x70/0xd0
[  415.469986]  ? trace_hardirqs_off_caller+0xbb/0x300
[  415.475007]  ? trace_hardirqs_on_caller+0xc0/0x300
[  415.479945]  ? syscall_return_slowpath+0x5e0/0x5e0
[  415.484879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.489725]  ? trace_hardirqs_off+0x300/0x300
[  415.494225]  ? trace_hardirqs_off_caller+0x300/0x300
[  415.499337]  ? prepare_exit_to_usermode+0x291/0x3b0
[  415.504359]  ? page_fault+0x8/0x30
[  415.507906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  415.512762]  ? page_fault+0x8/0x30
[  415.516310]  page_fault+0x1e/0x30
[  415.519768] RIP: 0033:0x45db60
[  415.522969] Code: Bad RIP value.
[  415.526334] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  415.531700] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  415.538971] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  415.546240] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  415.553507] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  415.560775] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  415.568077] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  415.568142] aoe: skb alloc failure
[  415.575366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  415.575371] Call Trace:
[  415.575378]  <IRQ>
[  415.575397]  dump_stack+0x1c4/0x2b4
[  415.575416]  ? dump_stack_print_info.cold.2+0x52/0x52
[  415.578975] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  415.588308]  warn_alloc.cold.118+0xb7/0x1bd
[  415.590869] syz-fuzzer cpuset=
[  415.593025]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  415.596638] /
[  415.601825]  ? lock_downgrade+0x900/0x900
[  415.612046]  mems_allowed=0
[  415.616365]  ? trace_hardirqs_off+0xb8/0x300
[  415.637536]  ? trace_hardirqs_off+0xb8/0x300
[  415.641962]  __alloc_pages_slowpath+0x2667/0x2d80
[  415.646856]  ? warn_alloc+0x120/0x120
[  415.650672]  ? warn_alloc+0x120/0x120
[  415.654482]  ? print_usage_bug+0xc0/0xc0
[  415.658897]  ? warn_alloc+0x120/0x120
[  415.662705]  ? print_usage_bug+0xc0/0xc0
[  415.666770]  ? __lock_acquire+0x7ec/0x4ec0
[  415.671008]  ? __lock_acquire+0x7ec/0x4ec0
[  415.675249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  415.680794]  ? should_fail+0x22d/0xd01
[  415.684697]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.689806]  ? __lock_acquire+0x7ec/0x4ec0
[  415.694062]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  415.699167]  ? __lock_acquire+0x7ec/0x4ec0
[  415.703402]  ? should_fail+0x22d/0xd01
[  415.707309]  ? mark_held_locks+0x130/0x130
[  415.711552]  ? mark_held_locks+0x130/0x130
[  415.715789]  ? graph_lock+0x170/0x170
[  415.719595]  ? graph_lock+0x170/0x170
[  415.723400]  ? graph_lock+0x170/0x170
[  415.727204]  ? print_usage_bug+0xc0/0xc0
[  415.731275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.736817]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.742368]  ? check_preemption_disabled+0x48/0x200
[  415.747388]  ? check_preemption_disabled+0x48/0x200
[  415.752421]  ? __lock_is_held+0xb5/0x140
[  415.756494]  __alloc_pages_nodemask+0xa80/0xde0
[  415.761189]  ? graph_lock+0x170/0x170
[  415.764999]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  415.770015]  ? graph_lock+0x170/0x170
[  415.773841]  ? find_held_lock+0x36/0x1c0
[  415.777919]  ? ____cache_alloc_node+0x1c7/0x1e0
[  415.782591]  ? lock_downgrade+0x900/0x900
[  415.786756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.792302]  cache_grow_begin+0x91/0x8c0
[  415.796368]  ? do_raw_spin_unlock+0xa7/0x2f0
[  415.800809]  fallback_alloc+0x203/0x2e0
[  415.804809]  ____cache_alloc_node+0x1c7/0x1e0
[  415.809331]  kmem_cache_alloc_node+0xe3/0x730
[  415.813844]  ? ipv6_get_ifaddr+0x42e/0x620
[  415.818097]  __alloc_skb+0x119/0x770
[  415.821820]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  415.827124]  ? skb_scrub_packet+0x490/0x490
[  415.831450]  ? lock_downgrade+0x900/0x900
[  415.835611]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.841158]  ? refcount_sub_and_test_checked+0x203/0x310
[  415.846616]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  415.852073]  ? addrconf_rs_timer+0x6f0/0x6f0
[  415.856504]  ndisc_alloc_skb+0x144/0x340
[  415.860577]  ndisc_send_rs+0x331/0x6e0
[  415.864480]  addrconf_rs_timer+0x3c0/0x6f0
[  415.868723]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.872977]  call_timer_fn+0x272/0x920
[  415.876872]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.881120]  ? process_timeout+0x40/0x40
[  415.885185]  ? find_held_lock+0x36/0x1c0
[  415.889262]  ? __run_timers+0x7da/0xc70
[  415.893242]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.897747]  ? _raw_spin_unlock_irq+0x27/0x80
[  415.902243]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.906569]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  415.911155]  ? trace_hardirqs_on+0xbd/0x310
[  415.915506]  ? kasan_check_read+0x11/0x20
[  415.919670]  ? __run_timers+0x7da/0xc70
[  415.923648]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  415.929111]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.933355]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  415.937596]  __run_timers+0x7e5/0xc70
[  415.941419]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  415.946788]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  415.951885]  ? graph_lock+0x170/0x170
[  415.955693]  ? enqueue_hrtimer+0x1a5/0x560
[  415.959966]  ? lock_release+0x970/0x970
[  415.963950]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  415.969155]  ? find_held_lock+0x36/0x1c0
[  415.973226]  ? graph_lock+0x170/0x170
[  415.977038]  ? pvclock_read_flags+0x160/0x160
[  415.981537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  415.987081]  ? check_preemption_disabled+0x48/0x200
[  415.992130]  ? __lock_is_held+0xb5/0x140
[  415.996203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.001741]  ? check_preemption_disabled+0x48/0x200
[  416.006770]  run_timer_softirq+0x52/0xb0
[  416.010843]  ? rcu_read_lock_sched_held+0x108/0x120
[  416.015870]  __do_softirq+0x30b/0xad8
[  416.019688]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  416.024804]  ? pvclock_read_flags+0x160/0x160
[  416.029310]  ? lapic_next_event+0x5a/0x90
[  416.033465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.039007]  ? check_preemption_disabled+0x48/0x200
[  416.044024]  ? check_preemption_disabled+0x48/0x200
[  416.049055]  ? kvm_clock_read+0x18/0x30
[  416.053031]  ? kvm_sched_clock_read+0x9/0x20
[  416.057446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.063255]  ? check_preemption_disabled+0x48/0x200
[  416.068310]  irq_exit+0x17f/0x1c0
[  416.071774]  smp_apic_timer_interrupt+0x1cb/0x760
[  416.076620]  ? smp_reschedule_interrupt+0x109/0x650
[  416.081643]  ? smp_call_function_single_interrupt+0x650/0x650
[  416.087530]  ? interrupt_entry+0xb5/0xf0
[  416.091598]  ? trace_hardirqs_off_caller+0xbb/0x300
[  416.096619]  ? trace_hardirqs_off_caller+0xbb/0x300
[  416.101643]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.106490]  ? trace_hardirqs_off+0x300/0x300
[  416.110986]  ? trace_hardirqs_off+0x300/0x300
[  416.115490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.121034]  ? check_preemption_disabled+0x48/0x200
[  416.126065]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.130924]  apic_timer_interrupt+0xf/0x20
[  416.135153]  </IRQ>
[  416.137396] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  416.142331] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  416.161234] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  416.168946] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  416.176214] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  416.183484] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  416.190752] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  416.198023] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  416.205341]  skb_clone+0x1bb/0x500
[  416.208891]  ? skb_split+0x11e0/0x11e0
[  416.212788]  ? preempt_notifier_register+0x200/0x200
[  416.217896]  ? __switch_to_asm+0x34/0x70
[  416.221963]  ? __switch_to_asm+0x34/0x70
[  416.226036]  ? lockdep_hardirqs_on+0x421/0x5c0
[  416.230638]  bpf_clone_redirect+0xb9/0x490
[  416.234880]  ? trace_hardirqs_off_caller+0x300/0x300
[  416.239995]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  416.245023]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  416.249800]  ? find_held_lock+0x36/0x1c0
[  416.253880]  ? lock_acquire+0x1ed/0x520
[  416.257871]  ? bpf_test_run+0x32e/0x5a0
[  416.261859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.267402]  ? check_preemption_disabled+0x48/0x200
[  416.272424]  ? kasan_check_read+0x11/0x20
[  416.276579]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  416.281870]  ? rcu_bh_qs+0xc0/0xc0
[  416.285433]  ? bpf_test_run+0x1c0/0x5a0
[  416.289442]  ? netlink_diag_dump+0x2a0/0x2a0
[  416.293872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.299418]  ? bpf_test_init.isra.9+0x70/0x100
[  416.304009]  ? bpf_prog_test_run_skb+0x634/0xb40
[  416.308777]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  416.313626]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  416.319170]  ? fput+0x130/0x1a0
[  416.322465]  ? __bpf_prog_get+0x9b/0x290
[  416.326535]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  416.331381]  ? bpf_prog_test_run+0x130/0x1a0
[  416.335798]  ? __x64_sys_bpf+0x3d8/0x510
[  416.339873]  ? bpf_prog_get+0x20/0x20
[  416.343700]  ? do_syscall_64+0x1b9/0x820
[  416.347768]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  416.353151]  ? syscall_return_slowpath+0x5e0/0x5e0
[  416.358091]  ? trace_hardirqs_off+0x300/0x300
[  416.362597]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  416.367620]  ? recalc_sigpending_tsk+0x180/0x180
[  416.372384]  ? kasan_check_write+0x14/0x20
[  416.376631]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  416.381491]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  416.386880] warn_alloc_show_mem: 1 callbacks suppressed
[  416.386893] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  416.386895] Mem-Info:
[  416.386928] active_anon:42551 inactive_anon:372 isolated_anon:0
[  416.386928]  active_file:18 inactive_file:16 isolated_file:0
[  416.386928]  unevictable:0 dirty:0 writeback:0 unstable:0
[  416.386928]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  416.386928]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  416.386928]  free:13623 free_pcp:186 free_cma:0
[  416.392281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  416.399389] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  416.401794] Call Trace:
[  416.434662] Node 0 
[  416.444015]  <IRQ>
[  416.471702] 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
[  416.474270]  dump_stack+0x1c4/0x2b4
[  416.476478] lowmem_reserve[]: 0
[  416.478643]  ? dump_stack_print_info.cold.2+0x52/0x52
[  416.504126]  2815 6318
[  416.507777]  warn_alloc.cold.118+0xb7/0x1bd
[  416.511020]  6318
[  416.516216]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  416.518708] Node 0 
[  416.523054]  ? lock_downgrade+0x900/0x900
[  416.525130] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  416.529946]  ? trace_hardirqs_off+0xb8/0x300
[  416.532150] lowmem_reserve[]: 0
[  416.536307]  ? trace_hardirqs_off+0xb8/0x300
[  416.562837]  0 3503
[  416.567275]  __alloc_pages_slowpath+0x2667/0x2d80
[  416.570521]  3503
[  416.574970]  ? warn_alloc+0x120/0x120
[  416.577162] Node 0 
[  416.582006]  ? __lock_acquire+0x7ec/0x4ec0
[  416.584077] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  416.587858]  ? warn_alloc+0x120/0x120
[  416.590068] lowmem_reserve[]: 0
[  416.594316]  ? print_usage_bug+0xc0/0xc0
[  416.622664]  0 0
[  416.626487]  ? warn_alloc+0x120/0x120
[  416.629740]  0
[  416.633814]  ? print_usage_bug+0xc0/0xc0
[  416.635777] Node 0 
[  416.639574]  ? mark_held_locks+0x130/0x130
[  416.641347] DMA: 1*4kB 
[  416.645415]  ? mark_held_locks+0x130/0x130
[  416.647632] (U) 
[  416.651879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  416.654443] 0*8kB 
[  416.658677]  ? should_fail+0x22d/0xd01
[  416.660636] 0*16kB 
[  416.666173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.668297] 1*32kB (U) 
[  416.672207]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.674419] 2*64kB (U) 
[  416.679966]  ? __lock_acquire+0x7ec/0x4ec0
[  416.682527] 1*128kB (U) 
[  416.687647]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  416.690207] 1*256kB (U) 
[  416.694451]  ? should_fail+0x22d/0xd01
[  416.697102] 0*512kB 
[  416.702206]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  416.704866] 1*1024kB 
[  416.708759]  ? mark_held_locks+0x130/0x130
[  416.711053] (U) 1*2048kB 
[  416.716596]  ? mark_held_locks+0x130/0x130
[  416.718981] (M) 3*4096kB 
[  416.723226]  ? graph_lock+0x170/0x170
[  416.725959] (M) = 15908kB
[  416.730199]  ? graph_lock+0x170/0x170
[  416.732943] Node 0 
[  416.736739]  ? print_usage_bug+0xc0/0xc0
[  416.739478] DMA32: 4*4kB 
[  416.743284]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.743315]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.745522] (UM) 
[  416.749586]  ? check_preemption_disabled+0x48/0x200
[  416.752321] 3*8kB (UM) 
[  416.756737]  ? check_preemption_disabled+0x48/0x200
[  416.762246] 1*16kB (M) 
[  416.764326]  ? __lock_is_held+0xb5/0x140
[  416.769306] 2*32kB (UM) 
[  416.771902]  __alloc_pages_nodemask+0xa80/0xde0
[  416.776895] 2*64kB (M) 
[  416.779490]  ? graph_lock+0x170/0x170
[  416.783542] 4*128kB 
[  416.786224]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  416.790858] (UM) 2*256kB 
[  416.793459]  ? graph_lock+0x170/0x170
[  416.797238] (M) 
[  416.799571]  ? find_held_lock+0x36/0x1c0
[  416.804555] 4*512kB (UM) 
[  416.807328]  ? ____cache_alloc_node+0x1c7/0x1e0
[  416.811097] 3*1024kB (M) 
[  416.813114]  ? lock_downgrade+0x900/0x900
[  416.817149] 3*2048kB (M) 
[  416.819926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.824653] 3*4096kB (M) 
[  416.827426]  cache_grow_begin+0x91/0x8c0
[  416.831548] = 24824kB
[  416.831557] Node 0 
[  416.834321]  ? do_raw_spin_unlock+0xa7/0x2f0
[  416.839841] Normal: 2044*4kB 
[  416.842623]  fallback_alloc+0x203/0x2e0
[  416.846654] (UMEH) 
[  416.849073]  ____cache_alloc_node+0x1c7/0x1e0
[  416.851285] 226*8kB 
[  416.855712]  kmem_cache_alloc_node+0xe3/0x730
[  416.858797] (UMEH) 
[  416.862771]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  416.864984] 46*16kB (UME) 
[  416.869493]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  416.871788] 27*32kB (UME) 
[  416.876295]  __alloc_skb+0x119/0x770
[  416.878503] 10*64kB (UME) 
[  416.883624]  ? calc_wheel_index+0x220/0x220
[  416.886447] 4*128kB 
[  416.891031]  ? skb_scrub_packet+0x490/0x490
[  416.893864] (UM) 
[  416.897581]  ? vprintk_default+0x28/0x30
[  416.900394] 0*256kB 2*512kB 
[  416.904723]  ? vprintk_func+0x85/0x181
[  416.907024] (U) 0*1024kB 
[  416.911354]  ? printk+0xa7/0xcf
[  416.913399] 0*2048kB 
[  416.917460]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  416.920452] 0*4096kB = 13760kB
[  416.924359]  new_skb+0x26/0x1c0
[  416.927096] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  416.930370]  aoecmd_cfg+0x279/0x7f0
[  416.932767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  416.932777] 413 total pagecache pages
[  416.937537]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  416.940711] 0 pages in swap cache
[  416.943985]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  416.953294] Swap cache stats: add 0, delete 0, find 0/0
[  416.953304] Free swap  = 0kB
[  416.956935]  ? check_preemption_disabled+0x48/0x200
[  416.965507] Total swap = 0kB
[  416.965517] 1965979 pages RAM
[  416.969326]  ? check_preemption_disabled+0x48/0x200
[  416.973636] 0 pages HighMem/MovableOnly
[  416.973646] 343323 pages reserved
[  416.977108]  ? __lock_is_held+0xb5/0x140
[  416.982623] 0 pages cma reserved
[  416.982702] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  416.988007]  discover_timer+0x50/0x60
[  416.991056] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  416.996016]  call_timer_fn+0x272/0x920
[  416.999017] syz-executor3 cpuset=
[  417.002133]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  417.007134] syz3
[  417.011110]  ? process_timeout+0x40/0x40
[  417.014549]  mems_allowed=0
[  417.018602]  ? find_held_lock+0x36/0x1c0
[  417.018635]  ? mark_held_locks+0xc7/0x130
[  417.074846]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.079700]  ? _raw_spin_unlock_irq+0x27/0x80
[  417.084763]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  417.089857]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  417.094895]  ? trace_hardirqs_on+0xbd/0x310
[  417.099596]  ? kasan_check_read+0x11/0x20
[  417.104229]  ? __run_timers+0x7da/0xc70
[  417.108385]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.114049]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  417.118896]  __run_timers+0x7e5/0xc70
[  417.122713]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  417.128083]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  417.133103]  ? graph_lock+0x170/0x170
[  417.136912]  ? print_usage_bug+0xc0/0xc0
[  417.140972]  ? lock_release+0x970/0x970
[  417.144955]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  417.150159]  ? find_held_lock+0x36/0x1c0
[  417.154227]  ? graph_lock+0x170/0x170
[  417.158034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.163573]  ? check_preemption_disabled+0x48/0x200
[  417.168613]  ? __lock_is_held+0xb5/0x140
[  417.172677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.178219]  ? check_preemption_disabled+0x48/0x200
[  417.183246]  run_timer_softirq+0x52/0xb0
[  417.187307]  ? rcu_read_lock_sched_held+0x108/0x120
[  417.192329]  __do_softirq+0x30b/0xad8
[  417.196148]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  417.201259]  ? pvclock_read_flags+0x160/0x160
[  417.205754]  ? lapic_next_event+0x5a/0x90
[  417.209905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.215450]  ? check_preemption_disabled+0x48/0x200
[  417.220468]  ? check_preemption_disabled+0x48/0x200
[  417.225500]  ? kvm_clock_read+0x18/0x30
[  417.229484]  ? kvm_sched_clock_read+0x9/0x20
[  417.233902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.239440]  ? check_preemption_disabled+0x48/0x200
[  417.244477]  irq_exit+0x17f/0x1c0
[  417.247945]  smp_apic_timer_interrupt+0x1cb/0x760
[  417.252794]  ? smp_reschedule_interrupt+0x109/0x650
[  417.257827]  ? smp_call_function_single_interrupt+0x650/0x650
[  417.263746]  ? interrupt_entry+0xb5/0xf0
[  417.267815]  ? trace_hardirqs_off_caller+0xbb/0x300
[  417.272851]  ? trace_hardirqs_off_caller+0xbb/0x300
[  417.277876]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.282723]  ? trace_hardirqs_off+0x300/0x300
[  417.287221]  ? trace_hardirqs_off+0x300/0x300
[  417.291724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.297265]  ? check_preemption_disabled+0x48/0x200
[  417.302292]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.307853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.312717]  apic_timer_interrupt+0xf/0x20
[  417.316959]  </IRQ>
[  417.319200] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  417.324915] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  417.343819] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  417.351547] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  417.358821] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  417.366104] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  417.373387] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  417.380655] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  417.387972]  cgroup_file_notify+0x226/0x2f0
[  417.392302]  ? cgroup_procs_write_finish+0xf0/0xf0
[  417.397238]  ? print_usage_bug+0xc0/0xc0
[  417.401309]  ? find_held_lock+0x36/0x1c0
[  417.405378]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.410929]  shrink_node+0x5e1/0x16b0
[  417.414739]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  417.420052]  ? shrink_node_memcg+0x18e0/0x18e0
[  417.424648]  ? kvm_clock_read+0x18/0x30
[  417.428632]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  417.433665]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  417.438165]  ? kasan_check_write+0x14/0x20
[  417.442405]  ? do_raw_spin_lock+0xc1/0x200
[  417.446646]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  417.452185]  ? __cpuset_node_allowed+0x19b/0x660
[  417.456949]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  417.462670]  ? delayacct_end+0x5a/0x100
[  417.466664]  do_try_to_free_pages+0x3e7/0x1290
[  417.471274]  ? shrink_node+0x16b0/0x16b0
[  417.475350]  ? __lock_is_held+0xb5/0x140
[  417.479430]  try_to_free_pages+0x4d0/0xb90
[  417.483676]  ? do_try_to_free_pages+0x1290/0x1290
[  417.488524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.494082]  ? lock_acquire+0x1ed/0x520
[  417.498061]  ? set_page_refcounted+0x280/0x280
[  417.502664]  ? lock_release+0x970/0x970
[  417.506652]  ? ___might_sleep+0x1ed/0x300
[  417.510804]  ? arch_local_save_flags+0x40/0x40
[  417.515413]  __alloc_pages_slowpath+0x993/0x2d80
[  417.520209]  ? warn_alloc+0x120/0x120
[  417.524016]  ? __radix_tree_lookup+0x4c0/0x4c0
[  417.528625]  ? find_get_entry+0x2f2/0xc40
[  417.532791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  417.538335]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  417.543268]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.548809]  ? should_fail+0x22d/0xd01
[  417.552718]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  417.557826]  ? __lock_is_held+0xb5/0x140
[  417.561934]  ? __lock_is_held+0xb5/0x140
[  417.566008]  ? __lock_acquire+0x7ec/0x4ec0
[  417.570251]  ? ___might_sleep+0x1ed/0x300
[  417.574399]  ? lock_release+0x970/0x970
[  417.578378]  ? arch_local_save_flags+0x40/0x40
[  417.582987]  ? __might_sleep+0x95/0x190
[  417.586977]  __alloc_pages_nodemask+0xa80/0xde0
[  417.591658]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  417.596687]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.602484]  ? kasan_check_read+0x11/0x20
[  417.606644]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.611930]  ? graph_lock+0x170/0x170
[  417.615961]  ? print_usage_bug+0xc0/0xc0
[  417.620178]  ? graph_lock+0x170/0x170
[  417.624799]  ? graph_lock+0x170/0x170
[  417.629627]  ? __do_page_cache_readahead+0x7ce/0x980
[  417.634878]  ? find_held_lock+0x36/0x1c0
[  417.638950]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  417.644655]  alloc_pages_current+0x10c/0x210
[  417.649067]  ? lock_downgrade+0x900/0x900
[  417.653226]  __page_cache_alloc+0x38f/0x5b0
[  417.657557]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.663599]  ? kasan_check_read+0x11/0x20
[  417.667757]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.673040]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  417.677716]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.683259]  ? check_preemption_disabled+0x48/0x200
[  417.688295]  filemap_fault+0x1594/0x25f0
[  417.692383]  ? __lock_page_or_retry+0xa00/0xa00
[  417.697062]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.702873]  ? kasan_check_read+0x11/0x20
[  417.707036]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.712338]  ? rcu_bh_qs+0xc0/0xc0
[  417.715991]  ? print_usage_bug+0xc0/0xc0
[  417.720065]  ? filemap_map_pages+0xdea/0x1980
[  417.724573]  ? print_usage_bug+0xc0/0xc0
[  417.728657]  ? find_get_pages_range_tag+0x1320/0x1320
[  417.733862]  ? print_usage_bug+0xc0/0xc0
[  417.737931]  ? __lock_acquire+0x7ec/0x4ec0
[  417.742176]  ? graph_lock+0x170/0x170
[  417.745984]  ? __sigqueue_free.part.27+0x7d/0xa0
[  417.750757]  ? __lock_acquire+0x7ec/0x4ec0
[  417.755020]  ? lock_acquire+0x1ed/0x520
[  417.759001]  ? ext4_filemap_fault+0x7a/0xad
[  417.763337]  ? lock_release+0x970/0x970
[  417.767317]  ? arch_local_save_flags+0x40/0x40
[  417.771919]  ? mark_held_locks+0x130/0x130
[  417.776176]  ? down_read+0xb0/0x1d0
[  417.779810]  ? ext4_filemap_fault+0x7a/0xad
[  417.784148]  ? __down_interruptible+0x700/0x700
[  417.788825]  ? graph_lock+0x170/0x170
[  417.792647]  ? __sigqueue_free.part.27+0x7d/0xa0
[  417.797421]  ext4_filemap_fault+0x82/0xad
[  417.801578]  __do_fault+0x100/0x6b0
[  417.805216]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.810511]  ? print_bad_pte+0x6c0/0x6c0
[  417.814580]  ? pmd_val+0x88/0x100
[  417.818042]  ? add_mm_counter_fast+0xd0/0xd0
[  417.822455]  ? pmd_val+0x88/0x100
[  417.825912]  ? add_mm_counter_fast+0xd0/0xd0
[  417.830330]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.835877]  __handle_mm_fault+0x3709/0x53e0
[  417.840304]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  417.845154]  ? graph_lock+0x170/0x170
[  417.848962]  ? print_usage_bug+0xc0/0xc0
[  417.853032]  ? graph_lock+0x170/0x170
[  417.856843]  ? graph_lock+0x170/0x170
[  417.860676]  ? handle_mm_fault+0x42a/0xc70
[  417.864922]  ? lock_downgrade+0x900/0x900
[  417.869161]  ? check_preemption_disabled+0x48/0x200
[  417.874190]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  417.879991]  ? kasan_check_read+0x11/0x20
[  417.884149]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  417.889439]  ? rcu_bh_qs+0xc0/0xc0
[  417.892988]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  417.898447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  417.904080]  ? check_preemption_disabled+0x48/0x200
[  417.909117]  handle_mm_fault+0x54f/0xc70
[  417.913195]  ? __handle_mm_fault+0x53e0/0x53e0
[  417.917786]  ? find_vma+0x34/0x190
[  417.921342]  __do_page_fault+0x67d/0xed0
[  417.925433]  ? mm_fault_error+0x380/0x380
[  417.929612]  ? syscall_slow_exit_work+0x520/0x520
[  417.934473]  do_page_fault+0xf2/0x7e0
[  417.938302]  ? vmalloc_sync_all+0x30/0x30
[  417.942457]  ? error_entry+0x70/0xd0
[  417.946179]  ? trace_hardirqs_off_caller+0xbb/0x300
[  417.951198]  ? trace_hardirqs_on_caller+0xc0/0x300
[  417.956138]  ? syscall_return_slowpath+0x5e0/0x5e0
[  417.961074]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.965932]  ? trace_hardirqs_off+0x300/0x300
[  417.970431]  ? trace_hardirqs_off_caller+0x300/0x300
[  417.975553]  ? prepare_exit_to_usermode+0x291/0x3b0
[  417.980582]  ? page_fault+0x8/0x30
[  417.984144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  417.989006]  ? page_fault+0x8/0x30
[  417.992565]  page_fault+0x1e/0x30
[  417.996026] RIP: 0033:0x45db60
[  417.999231] Code: Bad RIP value.
[  418.002595] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  418.007971] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  418.015267] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  418.022543] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  418.029818] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  418.037109] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  418.044422] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  418.044488] aoe: skb alloc failure
[  418.051709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.051715] Call Trace:
[  418.051722]  <IRQ>
[  418.051742]  dump_stack+0x1c4/0x2b4
[  418.051766]  ? dump_stack_print_info.cold.2+0x52/0x52
[  418.055328] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  418.064905]  warn_alloc.cold.118+0xb7/0x1bd
[  418.067462] syz-fuzzer cpuset=
[  418.069613]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.073235] /
[  418.078427]  ? lock_downgrade+0x900/0x900
[  418.088635]  mems_allowed=0
[  418.092964]  ? trace_hardirqs_off+0xb8/0x300
[  418.114139]  ? trace_hardirqs_off+0xb8/0x300
[  418.118567]  __alloc_pages_slowpath+0x2667/0x2d80
[  418.123451]  ? warn_alloc+0x120/0x120
[  418.127263]  ? warn_alloc+0x120/0x120
[  418.131074]  ? print_usage_bug+0xc0/0xc0
[  418.135152]  ? warn_alloc+0x120/0x120
[  418.138962]  ? print_usage_bug+0xc0/0xc0
[  418.143029]  ? __lock_acquire+0x7ec/0x4ec0
[  418.147268]  ? __lock_acquire+0x7ec/0x4ec0
[  418.151514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.157065]  ? should_fail+0x22d/0xd01
[  418.161224]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.166337]  ? __lock_acquire+0x7ec/0x4ec0
[  418.170586]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  418.175693]  ? __lock_acquire+0x7ec/0x4ec0
[  418.179934]  ? should_fail+0x22d/0xd01
[  418.183846]  ? mark_held_locks+0x130/0x130
[  418.188090]  ? mark_held_locks+0x130/0x130
[  418.192336]  ? graph_lock+0x170/0x170
[  418.196145]  ? graph_lock+0x170/0x170
[  418.199955]  ? graph_lock+0x170/0x170
[  418.203761]  ? print_usage_bug+0xc0/0xc0
[  418.207837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.213385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.218929]  ? check_preemption_disabled+0x48/0x200
[  418.223951]  ? check_preemption_disabled+0x48/0x200
[  418.228985]  ? __lock_is_held+0xb5/0x140
[  418.233060]  __alloc_pages_nodemask+0xa80/0xde0
[  418.237734]  ? graph_lock+0x170/0x170
[  418.241549]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  418.246567]  ? graph_lock+0x170/0x170
[  418.250384]  ? find_held_lock+0x36/0x1c0
[  418.254461]  ? ____cache_alloc_node+0x1c7/0x1e0
[  418.259144]  ? lock_downgrade+0x900/0x900
[  418.263305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.268862]  cache_grow_begin+0x91/0x8c0
[  418.272930]  ? do_raw_spin_unlock+0xa7/0x2f0
[  418.277359]  fallback_alloc+0x203/0x2e0
[  418.281354]  ____cache_alloc_node+0x1c7/0x1e0
[  418.285872]  kmem_cache_alloc_node+0xe3/0x730
[  418.290378]  ? ipv6_get_ifaddr+0x42e/0x620
[  418.294625]  __alloc_skb+0x119/0x770
[  418.298348]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  418.303637]  ? skb_scrub_packet+0x490/0x490
[  418.307962]  ? lock_downgrade+0x900/0x900
[  418.312141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.317685]  ? refcount_sub_and_test_checked+0x203/0x310
[  418.323157]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  418.328617]  ? addrconf_rs_timer+0x6f0/0x6f0
[  418.333050]  ndisc_alloc_skb+0x144/0x340
[  418.337128]  ndisc_send_rs+0x331/0x6e0
[  418.341028]  addrconf_rs_timer+0x3c0/0x6f0
[  418.345272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.349528]  call_timer_fn+0x272/0x920
[  418.353420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.357666]  ? process_timeout+0x40/0x40
[  418.361732]  ? find_held_lock+0x36/0x1c0
[  418.365807]  ? __run_timers+0x7da/0xc70
[  418.369801]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.374316]  ? _raw_spin_unlock_irq+0x27/0x80
[  418.378815]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.383071]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  418.387668]  ? trace_hardirqs_on+0xbd/0x310
[  418.391995]  ? kasan_check_read+0x11/0x20
[  418.396151]  ? __run_timers+0x7da/0xc70
[  418.400140]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  418.405603]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.409859]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  418.414112]  __run_timers+0x7e5/0xc70
[  418.417942]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  418.423312]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  418.428335]  ? graph_lock+0x170/0x170
[  418.432147]  ? enqueue_hrtimer+0x1a5/0x560
[  418.436388]  ? lock_release+0x970/0x970
[  418.440370]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  418.445571]  ? find_held_lock+0x36/0x1c0
[  418.449644]  ? graph_lock+0x170/0x170
[  418.453455]  ? pvclock_read_flags+0x160/0x160
[  418.457954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.463501]  ? check_preemption_disabled+0x48/0x200
[  418.468549]  ? __lock_is_held+0xb5/0x140
[  418.472618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.478160]  ? check_preemption_disabled+0x48/0x200
[  418.483190]  run_timer_softirq+0x52/0xb0
[  418.487256]  ? rcu_read_lock_sched_held+0x108/0x120
[  418.492279]  __do_softirq+0x30b/0xad8
[  418.496099]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  418.501220]  ? pvclock_read_flags+0x160/0x160
[  418.505719]  ? lapic_next_event+0x5a/0x90
[  418.509879]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.515423]  ? check_preemption_disabled+0x48/0x200
[  418.520439]  ? check_preemption_disabled+0x48/0x200
[  418.525468]  ? kvm_clock_read+0x18/0x30
[  418.529445]  ? kvm_sched_clock_read+0x9/0x20
[  418.533870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.539410]  ? check_preemption_disabled+0x48/0x200
[  418.544442]  irq_exit+0x17f/0x1c0
[  418.547912]  smp_apic_timer_interrupt+0x1cb/0x760
[  418.552762]  ? smp_reschedule_interrupt+0x109/0x650
[  418.557788]  ? smp_call_function_single_interrupt+0x650/0x650
[  418.563676]  ? interrupt_entry+0xb5/0xf0
[  418.567745]  ? trace_hardirqs_off_caller+0xbb/0x300
[  418.572859]  ? trace_hardirqs_off_caller+0xbb/0x300
[  418.577908]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.582761]  ? trace_hardirqs_off+0x300/0x300
[  418.587256]  ? trace_hardirqs_off+0x300/0x300
[  418.591757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.597295]  ? check_preemption_disabled+0x48/0x200
[  418.602326]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.607187]  apic_timer_interrupt+0xf/0x20
[  418.611421]  </IRQ>
[  418.613668] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  418.618605] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  418.637514] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  418.645233] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  418.652509] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  418.659779] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  418.667048] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  418.674322] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  418.681644]  skb_clone+0x1bb/0x500
[  418.685190]  ? skb_split+0x11e0/0x11e0
[  418.689089]  ? preempt_notifier_register+0x200/0x200
[  418.694204]  ? __switch_to_asm+0x34/0x70
[  418.698269]  ? __switch_to_asm+0x34/0x70
[  418.702343]  ? lockdep_hardirqs_on+0x421/0x5c0
[  418.706939]  bpf_clone_redirect+0xb9/0x490
[  418.711181]  ? trace_hardirqs_off_caller+0x300/0x300
[  418.716301]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  418.721331]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  418.726105]  ? find_held_lock+0x36/0x1c0
[  418.730190]  ? lock_acquire+0x1ed/0x520
[  418.734167]  ? bpf_test_run+0x32e/0x5a0
[  418.738149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  418.743689]  ? check_preemption_disabled+0x48/0x200
[  418.748717]  ? kasan_check_read+0x11/0x20
[  418.752874]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  418.758156]  ? rcu_bh_qs+0xc0/0xc0
[  418.761719]  ? bpf_test_run+0x1c0/0x5a0
[  418.765708]  ? netlink_diag_dump+0x2a0/0x2a0
[  418.770131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  418.775671]  ? bpf_test_init.isra.9+0x70/0x100
[  418.780262]  ? bpf_prog_test_run_skb+0x634/0xb40
[  418.785031]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  418.789877]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  418.795416]  ? fput+0x130/0x1a0
[  418.798712]  ? __bpf_prog_get+0x9b/0x290
[  418.802780]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  418.807624]  ? bpf_prog_test_run+0x130/0x1a0
[  418.812045]  ? __x64_sys_bpf+0x3d8/0x510
[  418.816118]  ? bpf_prog_get+0x20/0x20
[  418.819947]  ? do_syscall_64+0x1b9/0x820
[  418.824011]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  418.829381]  ? syscall_return_slowpath+0x5e0/0x5e0
[  418.834325]  ? trace_hardirqs_off+0x300/0x300
[  418.838823]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  418.843869]  ? recalc_sigpending_tsk+0x180/0x180
[  418.848633]  ? kasan_check_write+0x14/0x20
[  418.852881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  418.857737]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  418.863141] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  418.863148] warn_alloc_show_mem: 1 callbacks suppressed
[  418.863156] Mem-Info:
[  418.870088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  418.875467] active_anon:42551 inactive_anon:372 isolated_anon:0
[  418.875467]  active_file:18 inactive_file:16 isolated_file:0
[  418.875467]  unevictable:0 dirty:0 writeback:0 unstable:0
[  418.875467]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  418.875467]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  418.875467]  free:13623 free_pcp:186 free_cma:0
[  418.877852] Call Trace:
[  418.887244] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  418.920139]  <IRQ>
[  418.922732] Node 0 
[  418.950419]  dump_stack+0x1c4/0x2b4
[  418.953075] 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
[  418.955300]  ? dump_stack_print_info.cold.2+0x52/0x52
[  418.958903] lowmem_reserve[]:
[  418.984433]  warn_alloc.cold.118+0xb7/0x1bd
[  418.989605]  0
[  418.992739]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  418.997046]  2815
[  418.998860]  ? lock_downgrade+0x900/0x900
[  419.003682]  6318
[  419.005754]  ? trace_hardirqs_off+0xb8/0x300
[  419.009869]  6318
[  419.011946]  ? trace_hardirqs_off+0xb8/0x300
[  419.016336] Node 0 
[  419.018409]  __alloc_pages_slowpath+0x2667/0x2d80
[  419.022821] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  419.025064]  ? warn_alloc+0x120/0x120
[  419.029859] lowmem_reserve[]: 0
[  419.056568]  ? __lock_acquire+0x7ec/0x4ec0
[  419.060351]  0
[  419.063635]  ? warn_alloc+0x120/0x120
[  419.067850]  3503 3503
[  419.069664]  ? print_usage_bug+0xc0/0xc0
[  419.075941]  ? warn_alloc+0x120/0x120
[  419.079979] Node 0 Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  419.083839]  ? print_usage_bug+0xc0/0xc0
[  419.083861]  ? mark_held_locks+0x130/0x130
[  419.112852] lowmem_reserve[]:
[  419.116922]  ? mark_held_locks+0x130/0x130
[  419.121876]  0 0
[  419.124998]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.129207]  0
[  419.131186]  ? should_fail+0x22d/0xd01
[  419.136697]  0
[  419.138516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.142381] Node 0 
[  419.144188]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.149695] DMA: 1*4kB 
[  419.151942]  ? __lock_acquire+0x7ec/0x4ec0
[  419.157030] (U) 
[  419.159621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  419.163817] 0*8kB 0*16kB 
[  419.165808]  ? should_fail+0x22d/0xd01
[  419.170889] 1*32kB 
[  419.173659]  ? mark_held_locks+0x130/0x130
[  419.177517] (U) 
[  419.179754]  ? mark_held_locks+0x130/0x130
[  419.183965] 2*64kB (U) 
[  419.185953]  ? graph_lock+0x170/0x170
[  419.190167] 1*128kB 
[  419.192750]  ? graph_lock+0x170/0x170
[  419.196521] (U) 1*256kB 
[  419.198856]  ? print_usage_bug+0xc0/0xc0
[  419.202635] (U) 
[  419.205303]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.209338] 0*512kB 1*1024kB 
[  419.211341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.215717] (U) 1*2048kB 
[  419.218839]  ? check_preemption_disabled+0x48/0x200
[  419.224352] (M) 
[  419.227106]  ? check_preemption_disabled+0x48/0x200
[  419.232100] 3*4096kB (M) 
[  419.234104]  ? __lock_is_held+0xb5/0x140
[  419.239089] = 15908kB
[  419.239099] Node 0 
[  419.241958]  __alloc_pages_nodemask+0xa80/0xde0
[  419.245986] DMA32: 4*4kB 
[  419.248406]  ? graph_lock+0x170/0x170
[  419.250628] (UM) 
[  419.255301]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  419.258029] 3*8kB (UM) 
[  419.261847]  ? graph_lock+0x170/0x170
[  419.263889] 1*16kB 
[  419.268916]  ? find_held_lock+0x36/0x1c0
[  419.271471] (M) 
[  419.275281]  ? ____cache_alloc_node+0x1c7/0x1e0
[  419.277491] 2*32kB 
[  419.281553]  ? lock_downgrade+0x900/0x900
[  419.283507] (UM) 
[  419.288181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.290388] 2*64kB (M) 4*128kB 
[  419.294552]  cache_grow_begin+0x91/0x8c0
[  419.296579] (UM) 2*256kB 
[  419.302136]  ? do_raw_spin_unlock+0xa7/0x2f0
[  419.305389] (M) 
[  419.309458]  fallback_alloc+0x203/0x2e0
[  419.312191] 4*512kB 
[  419.316601]  ____cache_alloc_node+0x1c7/0x1e0
[  419.318553] (UM) 
[  419.322525]  kmem_cache_alloc_node+0xe3/0x730
[  419.324819] 3*1024kB (M) 
[  419.329329]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  419.331366] 3*2048kB (M) 
[  419.335882]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  419.338610] 3*4096kB (M) 
[  419.343728]  __alloc_skb+0x119/0x770
[  419.346458] = 24824kB
[  419.346468] Node 0 
[  419.351051]  ? calc_wheel_index+0x220/0x220
[  419.353780] Normal: 2044*4kB 
[  419.357501]  ? skb_scrub_packet+0x490/0x490
[  419.359889] (UMEH) 
[  419.362132]  ? vprintk_default+0x28/0x30
[  419.366429] 226*8kB (UMEH) 
[  419.369543]  ? vprintk_func+0x85/0x181
[  419.373847] 46*16kB (UME) 
[  419.376094]  ? printk+0xa7/0xcf
[  419.380132] 27*32kB (UME) 
[  419.383077]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  419.386937] 10*64kB (UME) 
[  419.389803]  new_skb+0x26/0x1c0
[  419.393051] 4*128kB (UM) 
[  419.395914]  aoecmd_cfg+0x279/0x7f0
[  419.400637] 0*256kB 2*512kB 
[  419.403497]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  419.406745] (U) 0*1024kB 
[  419.409518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.413122] 0*2048kB 0*4096kB 
[  419.416154]  ? check_preemption_disabled+0x48/0x200
[  419.420451] = 13760kB
[  419.423211]  ? check_preemption_disabled+0x48/0x200
[  419.423242]  ? __lock_is_held+0xb5/0x140
[  419.428760] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  419.431990]  discover_timer+0x50/0x60
[  419.436981] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  419.439393]  call_timer_fn+0x272/0x920
[  419.444388] 413 total pagecache pages
[  419.448448]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  419.457272] 0 pages in swap cache
[  419.461086]  ? process_timeout+0x40/0x40
[  419.469657] Swap cache stats: add 0, delete 0, find 0/0
[  419.473555]  ? find_held_lock+0x36/0x1c0
[  419.477335] Free swap  = 0kB
[  419.482195]  ? mark_held_locks+0xc7/0x130
[  419.485613] Total swap = 0kB
[  419.485622] 1965979 pages RAM
[  419.489687]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.495112] 0 pages HighMem/MovableOnly
[  419.495122] 343323 pages reserved
[  419.499183]  ? _raw_spin_unlock_irq+0x27/0x80
[  419.502178] 0 pages cma reserved
[  419.502285] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  419.506341]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  419.509396] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  419.512445]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  419.516920] syz-executor3 cpuset=
[  419.520898]  ? trace_hardirqs_on+0xbd/0x310
[  419.524326] syz3
[  419.528842]  ? kasan_check_read+0x11/0x20
[  419.532185]  mems_allowed=0
[  419.538674]  ? __run_timers+0x7da/0xc70
[  419.579412]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  419.584892]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  419.589744]  __run_timers+0x7e5/0xc70
[  419.593568]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  419.598937]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  419.603957]  ? graph_lock+0x170/0x170
[  419.607769]  ? print_usage_bug+0xc0/0xc0
[  419.611846]  ? lock_release+0x970/0x970
[  419.615837]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  419.621044]  ? find_held_lock+0x36/0x1c0
[  419.625120]  ? graph_lock+0x170/0x170
[  419.628931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.634492]  ? check_preemption_disabled+0x48/0x200
[  419.639556]  ? __lock_is_held+0xb5/0x140
[  419.643648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.649190]  ? check_preemption_disabled+0x48/0x200
[  419.654220]  run_timer_softirq+0x52/0xb0
[  419.658288]  ? rcu_read_lock_sched_held+0x108/0x120
[  419.663320]  __do_softirq+0x30b/0xad8
[  419.667141]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  419.672256]  ? pvclock_read_flags+0x160/0x160
[  419.676764]  ? lapic_next_event+0x5a/0x90
[  419.680919]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.686457]  ? check_preemption_disabled+0x48/0x200
[  419.692875]  ? check_preemption_disabled+0x48/0x200
[  419.697919]  ? kvm_clock_read+0x18/0x30
[  419.701911]  ? kvm_sched_clock_read+0x9/0x20
[  419.706339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.711900]  ? check_preemption_disabled+0x48/0x200
[  419.717070]  irq_exit+0x17f/0x1c0
[  419.720543]  smp_apic_timer_interrupt+0x1cb/0x760
[  419.725393]  ? smp_reschedule_interrupt+0x109/0x650
[  419.730429]  ? smp_call_function_single_interrupt+0x650/0x650
[  419.736322]  ? interrupt_entry+0xb5/0xf0
[  419.740397]  ? trace_hardirqs_off_caller+0xbb/0x300
[  419.745423]  ? trace_hardirqs_off_caller+0xbb/0x300
[  419.750457]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.755311]  ? trace_hardirqs_off+0x300/0x300
[  419.759815]  ? trace_hardirqs_off+0x300/0x300
[  419.764329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.769878]  ? check_preemption_disabled+0x48/0x200
[  419.774907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.780464]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  419.785323]  apic_timer_interrupt+0xf/0x20
[  419.789556]  </IRQ>
[  419.791801] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  419.797529] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  419.816443] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  419.824170] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  419.831453] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  419.838730] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  419.846004] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  419.853278] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  419.860591]  cgroup_file_notify+0x226/0x2f0
[  419.864931]  ? cgroup_procs_write_finish+0xf0/0xf0
[  419.869868]  ? print_usage_bug+0xc0/0xc0
[  419.873944]  ? find_held_lock+0x36/0x1c0
[  419.878009]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  419.883557]  shrink_node+0x5e1/0x16b0
[  419.887366]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  419.892681]  ? shrink_node_memcg+0x18e0/0x18e0
[  419.897272]  ? kvm_clock_read+0x18/0x30
[  419.901250]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  419.906282]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  419.910776]  ? kasan_check_write+0x14/0x20
[  419.915022]  ? do_raw_spin_lock+0xc1/0x200
[  419.919266]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  419.924808]  ? __cpuset_node_allowed+0x19b/0x660
[  419.929578]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  419.935300]  ? delayacct_end+0x5a/0x100
[  419.939296]  do_try_to_free_pages+0x3e7/0x1290
[  419.943908]  ? shrink_node+0x16b0/0x16b0
[  419.947975]  ? __lock_is_held+0xb5/0x140
[  419.952059]  try_to_free_pages+0x4d0/0xb90
[  419.956302]  ? do_try_to_free_pages+0x1290/0x1290
[  419.961148]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  419.966704]  ? lock_acquire+0x1ed/0x520
[  419.970679]  ? set_page_refcounted+0x280/0x280
[  419.975270]  ? lock_release+0x970/0x970
[  419.979257]  ? ___might_sleep+0x1ed/0x300
[  419.983411]  ? arch_local_save_flags+0x40/0x40
[  419.988011]  __alloc_pages_slowpath+0x993/0x2d80
[  419.992803]  ? warn_alloc+0x120/0x120
[  419.996624]  ? __radix_tree_lookup+0x4c0/0x4c0
[  420.001239]  ? find_get_entry+0x2f2/0xc40
[  420.005399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.010944]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  420.015879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.021420]  ? should_fail+0x22d/0xd01
[  420.025315]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.030424]  ? __lock_is_held+0xb5/0x140
[  420.034523]  ? __lock_is_held+0xb5/0x140
[  420.038613]  ? __lock_acquire+0x7ec/0x4ec0
[  420.042866]  ? ___might_sleep+0x1ed/0x300
[  420.047023]  ? lock_release+0x970/0x970
[  420.051003]  ? arch_local_save_flags+0x40/0x40
[  420.055603]  ? __might_sleep+0x95/0x190
[  420.060121]  __alloc_pages_nodemask+0xa80/0xde0
[  420.064802]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  420.069838]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.075643]  ? kasan_check_read+0x11/0x20
[  420.079797]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.085094]  ? graph_lock+0x170/0x170
[  420.088899]  ? print_usage_bug+0xc0/0xc0
[  420.092974]  ? graph_lock+0x170/0x170
[  420.096779]  ? graph_lock+0x170/0x170
[  420.100591]  ? __do_page_cache_readahead+0x7ce/0x980
[  420.105706]  ? find_held_lock+0x36/0x1c0
[  420.109779]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  420.115330]  alloc_pages_current+0x10c/0x210
[  420.120461]  ? lock_downgrade+0x900/0x900
[  420.124633]  __page_cache_alloc+0x38f/0x5b0
[  420.128965]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.134777]  ? kasan_check_read+0x11/0x20
[  420.138947]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.144253]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  420.148946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.154507]  ? check_preemption_disabled+0x48/0x200
[  420.159554]  filemap_fault+0x1594/0x25f0
[  420.163662]  ? __lock_page_or_retry+0xa00/0xa00
[  420.168357]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.174171]  ? kasan_check_read+0x11/0x20
[  420.178347]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.183662]  ? rcu_bh_qs+0xc0/0xc0
[  420.187232]  ? print_usage_bug+0xc0/0xc0
[  420.191326]  ? filemap_map_pages+0xdea/0x1980
[  420.195861]  ? print_usage_bug+0xc0/0xc0
[  420.199956]  ? find_get_pages_range_tag+0x1320/0x1320
[  420.205177]  ? print_usage_bug+0xc0/0xc0
[  420.209256]  ? __lock_acquire+0x7ec/0x4ec0
[  420.213509]  ? graph_lock+0x170/0x170
[  420.217335]  ? __sigqueue_free.part.27+0x7d/0xa0
[  420.222120]  ? __lock_acquire+0x7ec/0x4ec0
[  420.226395]  ? lock_acquire+0x1ed/0x520
[  420.230384]  ? ext4_filemap_fault+0x7a/0xad
[  420.234729]  ? lock_release+0x970/0x970
[  420.238715]  ? arch_local_save_flags+0x40/0x40
[  420.243313]  ? mark_held_locks+0x130/0x130
[  420.247569]  ? down_read+0xb0/0x1d0
[  420.251203]  ? ext4_filemap_fault+0x7a/0xad
[  420.255535]  ? __down_interruptible+0x700/0x700
[  420.260217]  ? graph_lock+0x170/0x170
[  420.264029]  ? __sigqueue_free.part.27+0x7d/0xa0
[  420.268807]  ext4_filemap_fault+0x82/0xad
[  420.272980]  __do_fault+0x100/0x6b0
[  420.276629]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.281944]  ? print_bad_pte+0x6c0/0x6c0
[  420.286026]  ? pmd_val+0x88/0x100
[  420.289488]  ? add_mm_counter_fast+0xd0/0xd0
[  420.293905]  ? pmd_val+0x88/0x100
[  420.297369]  ? add_mm_counter_fast+0xd0/0xd0
[  420.301790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.307348]  __handle_mm_fault+0x3709/0x53e0
[  420.311776]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  420.316635]  ? graph_lock+0x170/0x170
[  420.320441]  ? print_usage_bug+0xc0/0xc0
[  420.324518]  ? graph_lock+0x170/0x170
[  420.328323]  ? graph_lock+0x170/0x170
[  420.332154]  ? handle_mm_fault+0x42a/0xc70
[  420.336400]  ? lock_downgrade+0x900/0x900
[  420.340556]  ? check_preemption_disabled+0x48/0x200
[  420.345592]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  420.351407]  ? kasan_check_read+0x11/0x20
[  420.355571]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.360875]  ? rcu_bh_qs+0xc0/0xc0
[  420.364421]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.369887]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.375434]  ? check_preemption_disabled+0x48/0x200
[  420.380469]  handle_mm_fault+0x54f/0xc70
[  420.384555]  ? __handle_mm_fault+0x53e0/0x53e0
[  420.389159]  ? find_vma+0x34/0x190
[  420.392717]  __do_page_fault+0x67d/0xed0
[  420.396827]  ? mm_fault_error+0x380/0x380
[  420.401011]  ? syscall_slow_exit_work+0x520/0x520
[  420.405885]  do_page_fault+0xf2/0x7e0
[  420.409694]  ? vmalloc_sync_all+0x30/0x30
[  420.413858]  ? error_entry+0x70/0xd0
[  420.417579]  ? trace_hardirqs_off_caller+0xbb/0x300
[  420.422601]  ? trace_hardirqs_on_caller+0xc0/0x300
[  420.427540]  ? syscall_return_slowpath+0x5e0/0x5e0
[  420.432472]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.437328]  ? trace_hardirqs_off+0x300/0x300
[  420.441840]  ? trace_hardirqs_off_caller+0x300/0x300
[  420.446984]  ? prepare_exit_to_usermode+0x291/0x3b0
[  420.452015]  ? page_fault+0x8/0x30
[  420.455568]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  420.460420]  ? page_fault+0x8/0x30
[  420.463969]  page_fault+0x1e/0x30
[  420.467425] RIP: 0033:0x45db60
[  420.470633] Code: Bad RIP value.
[  420.474004] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  420.479376] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  420.486657] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  420.493944] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  420.501231] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  420.508517] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  420.515848] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  420.515914] aoe: skb alloc failure
[  420.523146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  420.523152] Call Trace:
[  420.523159]  <IRQ>
[  420.523181]  dump_stack+0x1c4/0x2b4
[  420.523198]  ? dump_stack_print_info.cold.2+0x52/0x52
[  420.523226]  warn_alloc.cold.118+0xb7/0x1bd
[  420.526788] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  420.536135]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  420.538697] syz-fuzzer cpuset=
[  420.540864]  ? lock_downgrade+0x900/0x900
[  420.544468] /
[  420.549677]  ? trace_hardirqs_off+0xb8/0x300
[  420.553983]  mems_allowed=0
[  420.564222]  ? trace_hardirqs_off+0xb8/0x300
[  420.589824]  __alloc_pages_slowpath+0x2667/0x2d80
[  420.594743]  ? warn_alloc+0x120/0x120
[  420.598565]  ? graph_lock+0x170/0x170
[  420.602383]  ? warn_alloc+0x120/0x120
[  420.606203]  ? print_usage_bug+0xc0/0xc0
[  420.610283]  ? warn_alloc+0x120/0x120
[  420.614113]  ? print_usage_bug+0xc0/0xc0
[  420.618196]  ? __lock_acquire+0x7ec/0x4ec0
[  420.622441]  ? __lock_acquire+0x7ec/0x4ec0
[  420.626695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  420.632245]  ? should_fail+0x22d/0xd01
[  420.636153]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.641276]  ? __lock_acquire+0x7ec/0x4ec0
[  420.645537]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  420.650658]  ? __lock_acquire+0x7ec/0x4ec0
[  420.654908]  ? should_fail+0x22d/0xd01
[  420.658825]  ? mark_held_locks+0x130/0x130
[  420.663093]  ? mark_held_locks+0x130/0x130
[  420.667350]  ? graph_lock+0x170/0x170
[  420.671166]  ? graph_lock+0x170/0x170
[  420.674988]  ? graph_lock+0x170/0x170
[  420.678814]  ? print_usage_bug+0xc0/0xc0
[  420.682910]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.688495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.694063]  ? check_preemption_disabled+0x48/0x200
[  420.699100]  ? check_preemption_disabled+0x48/0x200
[  420.704167]  ? __lock_is_held+0xb5/0x140
[  420.708253]  __alloc_pages_nodemask+0xa80/0xde0
[  420.712938]  ? graph_lock+0x170/0x170
[  420.716761]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  420.721790]  ? graph_lock+0x170/0x170
[  420.725620]  ? find_held_lock+0x36/0x1c0
[  420.729704]  ? ____cache_alloc_node+0x1c7/0x1e0
[  420.734475]  ? lock_downgrade+0x900/0x900
[  420.738649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.744216]  cache_grow_begin+0x91/0x8c0
[  420.748299]  ? do_raw_spin_unlock+0xa7/0x2f0
[  420.752737]  fallback_alloc+0x203/0x2e0
[  420.756738]  ____cache_alloc_node+0x1c7/0x1e0
[  420.761263]  kmem_cache_alloc_node+0xe3/0x730
[  420.765773]  ? ipv6_get_ifaddr+0x42e/0x620
[  420.770037]  __alloc_skb+0x119/0x770
[  420.773761]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  420.779059]  ? skb_scrub_packet+0x490/0x490
[  420.783394]  ? lock_downgrade+0x900/0x900
[  420.787656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.793213]  ? refcount_sub_and_test_checked+0x203/0x310
[  420.798690]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  420.804156]  ? addrconf_rs_timer+0x6f0/0x6f0
[  420.808585]  ndisc_alloc_skb+0x144/0x340
[  420.812665]  ndisc_send_rs+0x331/0x6e0
[  420.816570]  addrconf_rs_timer+0x3c0/0x6f0
[  420.820819]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.825087]  call_timer_fn+0x272/0x920
[  420.829001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.833249]  ? process_timeout+0x40/0x40
[  420.837316]  ? find_held_lock+0x36/0x1c0
[  420.841400]  ? __run_timers+0x7da/0xc70
[  420.845388]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.849892]  ? _raw_spin_unlock_irq+0x27/0x80
[  420.854393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.858636]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  420.863225]  ? trace_hardirqs_on+0xbd/0x310
[  420.867551]  ? kasan_check_read+0x11/0x20
[  420.871709]  ? __run_timers+0x7da/0xc70
[  420.875691]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  420.881155]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.885403]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  420.889644]  __run_timers+0x7e5/0xc70
[  420.893469]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  420.898859]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  420.903895]  ? graph_lock+0x170/0x170
[  420.907712]  ? enqueue_hrtimer+0x1a5/0x560
[  420.911951]  ? lock_release+0x970/0x970
[  420.915935]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  420.921149]  ? find_held_lock+0x36/0x1c0
[  420.925223]  ? graph_lock+0x170/0x170
[  420.929037]  ? pvclock_read_flags+0x160/0x160
[  420.933543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.939085]  ? check_preemption_disabled+0x48/0x200
[  420.944134]  ? __lock_is_held+0xb5/0x140
[  420.948208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.954268]  ? check_preemption_disabled+0x48/0x200
[  420.959301]  run_timer_softirq+0x52/0xb0
[  420.963370]  ? rcu_read_lock_sched_held+0x108/0x120
[  420.968404]  __do_softirq+0x30b/0xad8
[  420.972230]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  420.977346]  ? pvclock_read_flags+0x160/0x160
[  420.981856]  ? lapic_next_event+0x5a/0x90
[  420.986017]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  420.991569]  ? check_preemption_disabled+0x48/0x200
[  420.996593]  ? check_preemption_disabled+0x48/0x200
[  421.001633]  ? kvm_clock_read+0x18/0x30
[  421.005621]  ? kvm_sched_clock_read+0x9/0x20
[  421.010045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.015594]  ? check_preemption_disabled+0x48/0x200
[  421.020639]  irq_exit+0x17f/0x1c0
[  421.024114]  smp_apic_timer_interrupt+0x1cb/0x760
[  421.028964]  ? smp_reschedule_interrupt+0x109/0x650
[  421.033998]  ? smp_call_function_single_interrupt+0x650/0x650
[  421.039899]  ? interrupt_entry+0xb5/0xf0
[  421.043976]  ? trace_hardirqs_off_caller+0xbb/0x300
[  421.049004]  ? trace_hardirqs_off_caller+0xbb/0x300
[  421.054036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.058898]  ? trace_hardirqs_off+0x300/0x300
[  421.063400]  ? trace_hardirqs_off+0x300/0x300
[  421.067911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.073462]  ? check_preemption_disabled+0x48/0x200
[  421.078497]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.083361]  apic_timer_interrupt+0xf/0x20
[  421.087595]  </IRQ>
[  421.089854] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  421.094788] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  421.113699] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  421.121892] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  421.129170] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  421.136447] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  421.143721] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  421.150999] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  421.158325]  skb_clone+0x1bb/0x500
[  421.161877]  ? skb_split+0x11e0/0x11e0
[  421.165772]  ? preempt_notifier_register+0x200/0x200
[  421.170881]  ? __switch_to_asm+0x34/0x70
[  421.174948]  ? __switch_to_asm+0x34/0x70
[  421.179022]  ? lockdep_hardirqs_on+0x421/0x5c0
[  421.183624]  bpf_clone_redirect+0xb9/0x490
[  421.187872]  ? trace_hardirqs_off_caller+0x300/0x300
[  421.192989]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  421.198025]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  421.202806]  ? find_held_lock+0x36/0x1c0
[  421.206889]  ? lock_acquire+0x1ed/0x520
[  421.210868]  ? bpf_test_run+0x32e/0x5a0
[  421.214861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.220408]  ? check_preemption_disabled+0x48/0x200
[  421.225435]  ? kasan_check_read+0x11/0x20
[  421.229591]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  421.234885]  ? rcu_bh_qs+0xc0/0xc0
[  421.238451]  ? bpf_test_run+0x1c0/0x5a0
[  421.242447]  ? netlink_diag_dump+0x2a0/0x2a0
[  421.246871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.252416]  ? bpf_test_init.isra.9+0x70/0x100
[  421.257013]  ? bpf_prog_test_run_skb+0x634/0xb40
[  421.261785]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  421.266635]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  421.272181]  ? fput+0x130/0x1a0
[  421.275468]  ? __bpf_prog_get+0x9b/0x290
[  421.279541]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  421.284385]  ? bpf_prog_test_run+0x130/0x1a0
[  421.288806]  ? __x64_sys_bpf+0x3d8/0x510
[  421.292885]  ? bpf_prog_get+0x20/0x20
[  421.296717]  ? do_syscall_64+0x1b9/0x820
[  421.300785]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  421.306167]  ? syscall_return_slowpath+0x5e0/0x5e0
[  421.311115]  ? trace_hardirqs_off+0x300/0x300
[  421.315625]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  421.320651]  ? recalc_sigpending_tsk+0x180/0x180
[  421.325415]  ? kasan_check_write+0x14/0x20
[  421.329675]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  421.334540]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  421.339932] warn_alloc_show_mem: 1 callbacks suppressed
[  421.339945] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  421.339947] Mem-Info:
[  421.339979] active_anon:42551 inactive_anon:372 isolated_anon:0
[  421.339979]  active_file:18 inactive_file:16 isolated_file:0
[  421.339979]  unevictable:0 dirty:0 writeback:0 unstable:0
[  421.339979]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  421.339979]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  421.339979]  free:13623 free_pcp:186 free_cma:0
[  421.345333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  421.352280] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  421.354689] Call Trace:
[  421.387576] Node 0 
[  421.396952]  <IRQ>
[  421.424654] 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
[  421.427230]  dump_stack+0x1c4/0x2b4
[  421.429438] lowmem_reserve[]: 0
[  421.431605]  ? dump_stack_print_info.cold.2+0x52/0x52
[  421.457088]  2815 6318
[  421.460760]  warn_alloc.cold.118+0xb7/0x1bd
[  421.463995]  6318
[  421.469203]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  421.471674] Node 0 
[  421.475997]  ? lock_downgrade+0x900/0x900
[  421.478063] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  421.482890]  ? trace_hardirqs_off+0xb8/0x300
[  421.485091] lowmem_reserve[]: 0
[  421.489261]  ? trace_hardirqs_off+0xb8/0x300
[  421.515786]  0 3503
[  421.520243]  __alloc_pages_slowpath+0x2667/0x2d80
[  421.523482]  3503
[  421.527935]  ? warn_alloc+0x120/0x120
[  421.530125] Node 0 
[  421.534967]  ? __lock_acquire+0x7ec/0x4ec0
[  421.537038] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  421.540813]  ? warn_alloc+0x120/0x120
[  421.543035] lowmem_reserve[]: 0
[  421.547282]  ? print_usage_bug+0xc0/0xc0
[  421.575633]  0 0
[  421.579463]  ? warn_alloc+0x120/0x120
[  421.582715]  0
[  421.586790]  ? print_usage_bug+0xc0/0xc0
[  421.588747] Node 0 
[  421.592557]  ? mark_held_locks+0x130/0x130
[  421.594327] DMA: 1*4kB 
[  421.598407]  ? mark_held_locks+0x130/0x130
[  421.600616] (U) 0*8kB 
[  421.604872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  421.607433] 0*16kB 
[  421.611675]  ? should_fail+0x22d/0xd01
[  421.614144] 1*32kB 
[  421.619685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.621897] (U) 
[  421.625792]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.628004] 2*64kB 
[  421.633546]  ? __lock_acquire+0x7ec/0x4ec0
[  421.635498] (U) 
[  421.640613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  421.642864] 1*128kB 
[  421.647105]  ? should_fail+0x22d/0xd01
[  421.649067] (U) 
[  421.654170]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  421.654201]  ? mark_held_locks+0x130/0x130
[  421.656496] 1*256kB 
[  421.660386]  ? mark_held_locks+0x130/0x130
[  421.662341] (U) 
[  421.667885]  ? graph_lock+0x170/0x170
[  421.672096] 0*512kB 1*1024kB 
[  421.674438]  ? graph_lock+0x170/0x170
[  421.678643] (U) 1*2048kB 
[  421.680639]  ? print_usage_bug+0xc0/0xc0
[  421.684431] (M) 3*4096kB 
[  421.687556]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.691352] (M) 
[  421.694120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.698163] = 15908kB
[  421.700938]  ? check_preemption_disabled+0x48/0x200
[  421.705323] Node 0 
[  421.707307]  ? check_preemption_disabled+0x48/0x200
[  421.712850] DMA32: 
[  421.715280]  ? __lock_is_held+0xb5/0x140
[  421.720350] 4*4kB 
[  421.722599]  __alloc_pages_nodemask+0xa80/0xde0
[  421.727584] (UM) 
[  421.729845]  ? graph_lock+0x170/0x170
[  421.733874] 3*8kB (UM) 
[  421.736040]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  421.740681] 1*16kB (M) 
[  421.742754]  ? graph_lock+0x170/0x170
[  421.746532] 2*32kB (UM) 
[  421.749143]  ? find_held_lock+0x36/0x1c0
[  421.754131] 2*64kB (M) 
[  421.756739]  ? ____cache_alloc_node+0x1c7/0x1e0
[  421.760515] 4*128kB 
[  421.763186]  ? lock_downgrade+0x900/0x900
[  421.767222] (UM) 
[  421.769813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.774449] 2*256kB (M) 
[  421.776798]  cache_grow_begin+0x91/0x8c0
[  421.780915] 4*512kB (UM) 
[  421.782999]  ? do_raw_spin_unlock+0xa7/0x2f0
[  421.788516] 3*1024kB 
[  421.791195]  fallback_alloc+0x203/0x2e0
[  421.795221] (M) 
[  421.797988]  ____cache_alloc_node+0x1c7/0x1e0
[  421.802372] 3*2048kB 
[  421.804782]  kmem_cache_alloc_node+0xe3/0x730
[  421.808725] (M) 3*4096kB 
[  421.810717]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  421.815182] (M) 
[  421.817592]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  421.822058] = 24824kB
[  421.822067] Node 0 
[  421.824828]  __alloc_skb+0x119/0x770
[  421.829910] Normal: 2044*4kB 
[  421.831900]  ? calc_wheel_index+0x220/0x220
[  421.836455] (UMEH) 226*8kB 
[  421.838881]  ? skb_scrub_packet+0x490/0x490
[  421.841097] (UMEH) 
[  421.844818]  ? vprintk_default+0x28/0x30
[  421.847896] 46*16kB 
[  421.852220]  ? vprintk_func+0x85/0x181
[  421.855224] (UME) 27*32kB 
[  421.859556]  ? printk+0xa7/0xcf
[  421.861773] (UME) 
[  421.865844]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  421.868142] 10*64kB 
[  421.872038]  new_skb+0x26/0x1c0
[  421.874857] (UME) 4*128kB 
[  421.878143]  aoecmd_cfg+0x279/0x7f0
[  421.880281] (UM) 
[  421.885041]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  421.887337] 0*256kB 2*512kB 
[  421.890630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  421.893439] (U) 0*1024kB 
[  421.897073]  ? check_preemption_disabled+0x48/0x200
[  421.899115] 0*2048kB 0*4096kB 
[  421.903446]  ? check_preemption_disabled+0x48/0x200
[  421.906438] = 13760kB
[  421.906454] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  421.911989]  ? __lock_is_held+0xb5/0x140
[  421.914716] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  421.914726] 413 total pagecache pages
[  421.919747]  discover_timer+0x50/0x60
[  421.922919] 0 pages in swap cache
[  421.927931]  call_timer_fn+0x272/0x920
[  421.930315] Swap cache stats: add 0, delete 0, find 0/0
[  421.930326] Free swap  = 0kB
[  421.939161]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  421.943205] Total swap = 0kB
[  421.951768]  ? process_timeout+0x40/0x40
[  421.951777]  ? find_held_lock+0x36/0x1c0
[  421.951790]  ? mark_held_locks+0xc7/0x130
[  421.951801]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.951809]  ? _raw_spin_unlock_irq+0x27/0x80
[  421.951817]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  421.951825]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  421.951847]  ? trace_hardirqs_on+0xbd/0x310
[  421.951865]  ? kasan_check_read+0x11/0x20
[  421.955654] 1965979 pages RAM
[  421.959456]  ? __run_timers+0x7da/0xc70
[  421.962885] 0 pages HighMem/MovableOnly
[  421.962895] 343323 pages reserved
[  421.966781]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  421.972119] 0 pages cma reserved
[  421.972194] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  421.975174]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  421.980045] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  421.983009]  __run_timers+0x7e5/0xc70
[  421.987053] syz-executor3 cpuset=
[  421.991121]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  421.995242] syz3
[  421.999737]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  422.004211]  mems_allowed=0
[  422.009049]  ? graph_lock+0x170/0x170
[  422.093961]  ? print_usage_bug+0xc0/0xc0
[  422.098025]  ? lock_release+0x970/0x970
[  422.102009]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  422.107215]  ? find_held_lock+0x36/0x1c0
[  422.111285]  ? graph_lock+0x170/0x170
[  422.115098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.120642]  ? check_preemption_disabled+0x48/0x200
[  422.125679]  ? __lock_is_held+0xb5/0x140
[  422.129744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.135283]  ? check_preemption_disabled+0x48/0x200
[  422.140313]  run_timer_softirq+0x52/0xb0
[  422.144377]  ? rcu_read_lock_sched_held+0x108/0x120
[  422.149404]  __do_softirq+0x30b/0xad8
[  422.153227]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  422.158356]  ? pvclock_read_flags+0x160/0x160
[  422.162862]  ? lapic_next_event+0x5a/0x90
[  422.167036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.172582]  ? check_preemption_disabled+0x48/0x200
[  422.177604]  ? check_preemption_disabled+0x48/0x200
[  422.182646]  ? kvm_clock_read+0x18/0x30
[  422.186650]  ? kvm_sched_clock_read+0x9/0x20
[  422.191069]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.196616]  ? check_preemption_disabled+0x48/0x200
[  422.201661]  irq_exit+0x17f/0x1c0
[  422.205121]  smp_apic_timer_interrupt+0x1cb/0x760
[  422.209969]  ? smp_reschedule_interrupt+0x109/0x650
[  422.214990]  ? smp_call_function_single_interrupt+0x650/0x650
[  422.220884]  ? interrupt_entry+0xb5/0xf0
[  422.224959]  ? trace_hardirqs_off_caller+0xbb/0x300
[  422.229978]  ? trace_hardirqs_off_caller+0xbb/0x300
[  422.235002]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.239855]  ? trace_hardirqs_off+0x300/0x300
[  422.244354]  ? trace_hardirqs_off+0x300/0x300
[  422.248863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.254405]  ? check_preemption_disabled+0x48/0x200
[  422.259424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.264978]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.269848]  apic_timer_interrupt+0xf/0x20
[  422.274082]  </IRQ>
[  422.276337] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  422.282058] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  422.300967] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  422.308684] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  422.315952] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  422.323223] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  422.330496] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  422.337765] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  422.345088]  cgroup_file_notify+0x226/0x2f0
[  422.349421]  ? cgroup_procs_write_finish+0xf0/0xf0
[  422.354352]  ? print_usage_bug+0xc0/0xc0
[  422.358428]  ? find_held_lock+0x36/0x1c0
[  422.362495]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.368044]  shrink_node+0x5e1/0x16b0
[  422.371860]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  422.377171]  ? shrink_node_memcg+0x18e0/0x18e0
[  422.381767]  ? kvm_clock_read+0x18/0x30
[  422.385745]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  422.390778]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  422.395275]  ? kasan_check_write+0x14/0x20
[  422.399517]  ? do_raw_spin_lock+0xc1/0x200
[  422.403759]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  422.409306]  ? __cpuset_node_allowed+0x19b/0x660
[  422.414070]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  422.419787]  ? delayacct_end+0x5a/0x100
[  422.423776]  do_try_to_free_pages+0x3e7/0x1290
[  422.428389]  ? shrink_node+0x16b0/0x16b0
[  422.432463]  ? __lock_is_held+0xb5/0x140
[  422.436553]  try_to_free_pages+0x4d0/0xb90
[  422.440800]  ? do_try_to_free_pages+0x1290/0x1290
[  422.445652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.451205]  ? lock_acquire+0x1ed/0x520
[  422.455188]  ? set_page_refcounted+0x280/0x280
[  422.459789]  ? lock_release+0x970/0x970
[  422.463775]  ? ___might_sleep+0x1ed/0x300
[  422.467929]  ? arch_local_save_flags+0x40/0x40
[  422.472539]  __alloc_pages_slowpath+0x993/0x2d80
[  422.477336]  ? warn_alloc+0x120/0x120
[  422.481140]  ? __radix_tree_lookup+0x4c0/0x4c0
[  422.485744]  ? find_get_entry+0x2f2/0xc40
[  422.489911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  422.495456]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  422.500389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.505938]  ? should_fail+0x22d/0xd01
[  422.509847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  422.514960]  ? __lock_is_held+0xb5/0x140
[  422.519057]  ? __lock_is_held+0xb5/0x140
[  422.523134]  ? __lock_acquire+0x7ec/0x4ec0
[  422.527380]  ? ___might_sleep+0x1ed/0x300
[  422.531528]  ? lock_release+0x970/0x970
[  422.535512]  ? arch_local_save_flags+0x40/0x40
[  422.540116]  ? __might_sleep+0x95/0x190
[  422.544103]  __alloc_pages_nodemask+0xa80/0xde0
[  422.548785]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  422.553811]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  422.559626]  ? kasan_check_read+0x11/0x20
[  422.563782]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.569602]  ? graph_lock+0x170/0x170
[  422.573417]  ? print_usage_bug+0xc0/0xc0
[  422.577485]  ? graph_lock+0x170/0x170
[  422.581762]  ? graph_lock+0x170/0x170
[  422.585571]  ? __do_page_cache_readahead+0x7ce/0x980
[  422.590697]  ? find_held_lock+0x36/0x1c0
[  422.595098]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  422.600653]  alloc_pages_current+0x10c/0x210
[  422.605161]  ? lock_downgrade+0x900/0x900
[  422.609328]  __page_cache_alloc+0x38f/0x5b0
[  422.613661]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  422.619585]  ? kasan_check_read+0x11/0x20
[  422.624018]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.629311]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  422.634099]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.639658]  ? check_preemption_disabled+0x48/0x200
[  422.644695]  filemap_fault+0x1594/0x25f0
[  422.648786]  ? __lock_page_or_retry+0xa00/0xa00
[  422.653469]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  422.659350]  ? kasan_check_read+0x11/0x20
[  422.663515]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.668814]  ? rcu_bh_qs+0xc0/0xc0
[  422.672386]  ? print_usage_bug+0xc0/0xc0
[  422.676466]  ? filemap_map_pages+0xdea/0x1980
[  422.680979]  ? print_usage_bug+0xc0/0xc0
[  422.685056]  ? find_get_pages_range_tag+0x1320/0x1320
[  422.690253]  ? print_usage_bug+0xc0/0xc0
[  422.694323]  ? __lock_acquire+0x7ec/0x4ec0
[  422.698564]  ? graph_lock+0x170/0x170
[  422.702380]  ? __sigqueue_free.part.27+0x7d/0xa0
[  422.707150]  ? __lock_acquire+0x7ec/0x4ec0
[  422.711410]  ? lock_acquire+0x1ed/0x520
[  422.715519]  ? ext4_filemap_fault+0x7a/0xad
[  422.719874]  ? lock_release+0x970/0x970
[  422.723859]  ? arch_local_save_flags+0x40/0x40
[  422.728454]  ? mark_held_locks+0x130/0x130
[  422.732710]  ? down_read+0xb0/0x1d0
[  422.736344]  ? ext4_filemap_fault+0x7a/0xad
[  422.740680]  ? __down_interruptible+0x700/0x700
[  422.745369]  ? graph_lock+0x170/0x170
[  422.749181]  ? __sigqueue_free.part.27+0x7d/0xa0
[  422.753961]  ext4_filemap_fault+0x82/0xad
[  422.758122]  __do_fault+0x100/0x6b0
[  422.761757]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.767043]  ? print_bad_pte+0x6c0/0x6c0
[  422.771116]  ? pmd_val+0x88/0x100
[  422.774578]  ? add_mm_counter_fast+0xd0/0xd0
[  422.779001]  ? pmd_val+0x88/0x100
[  422.782459]  ? add_mm_counter_fast+0xd0/0xd0
[  422.786877]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.792428]  __handle_mm_fault+0x3709/0x53e0
[  422.796865]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  422.801722]  ? graph_lock+0x170/0x170
[  422.805528]  ? print_usage_bug+0xc0/0xc0
[  422.809803]  ? graph_lock+0x170/0x170
[  422.813619]  ? graph_lock+0x170/0x170
[  422.817449]  ? handle_mm_fault+0x42a/0xc70
[  422.821689]  ? lock_downgrade+0x900/0x900
[  422.825847]  ? check_preemption_disabled+0x48/0x200
[  422.831277]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  422.837076]  ? kasan_check_read+0x11/0x20
[  422.841229]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  422.846518]  ? rcu_bh_qs+0xc0/0xc0
[  422.850068]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  422.855694]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  422.861236]  ? check_preemption_disabled+0x48/0x200
[  422.866268]  handle_mm_fault+0x54f/0xc70
[  422.870548]  ? __handle_mm_fault+0x53e0/0x53e0
[  422.875138]  ? find_vma+0x34/0x190
[  422.878688]  __do_page_fault+0x67d/0xed0
[  422.882768]  ? mm_fault_error+0x380/0x380
[  422.886927]  ? syscall_slow_exit_work+0x520/0x520
[  422.891781]  do_page_fault+0xf2/0x7e0
[  422.895588]  ? vmalloc_sync_all+0x30/0x30
[  422.899750]  ? error_entry+0x70/0xd0
[  422.903473]  ? trace_hardirqs_off_caller+0xbb/0x300
[  422.908496]  ? trace_hardirqs_on_caller+0xc0/0x300
[  422.913430]  ? syscall_return_slowpath+0x5e0/0x5e0
[  422.918362]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.923227]  ? trace_hardirqs_off+0x300/0x300
[  422.927727]  ? trace_hardirqs_off_caller+0x300/0x300
[  422.932852]  ? prepare_exit_to_usermode+0x291/0x3b0
[  422.937875]  ? page_fault+0x8/0x30
[  422.941429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  422.946282]  ? page_fault+0x8/0x30
[  422.949838]  page_fault+0x1e/0x30
[  422.953672] RIP: 0033:0x45db60
[  422.956875] Code: Bad RIP value.
[  422.960236] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  422.965602] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  422.972878] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  422.980171] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  422.987443] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  422.994719] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  423.002031] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  423.002095] aoe: skb alloc failure
[  423.009317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.009328] Call Trace:
[  423.012936] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  423.022214]  <IRQ>
[  423.024791] syz-fuzzer cpuset=
[  423.035018]  dump_stack+0x1c4/0x2b4
[  423.037151] /
[  423.040347]  ? dump_stack_print_info.cold.2+0x52/0x52
[  423.043959]  mems_allowed=0
[  423.045684]  warn_alloc.cold.118+0xb7/0x1bd
[  423.058090]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.062948]  ? lock_downgrade+0x900/0x900
[  423.067116]  ? trace_hardirqs_off+0xb8/0x300
[  423.071536]  ? trace_hardirqs_off+0xb8/0x300
[  423.075964]  __alloc_pages_slowpath+0x2667/0x2d80
[  423.080854]  ? warn_alloc+0x120/0x120
[  423.084667]  ? warn_alloc+0x120/0x120
[  423.088473]  ? print_usage_bug+0xc0/0xc0
[  423.092547]  ? warn_alloc+0x120/0x120
[  423.096355]  ? print_usage_bug+0xc0/0xc0
[  423.100428]  ? __lock_acquire+0x7ec/0x4ec0
[  423.104664]  ? __lock_acquire+0x7ec/0x4ec0
[  423.108907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.114450]  ? should_fail+0x22d/0xd01
[  423.118858]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.123969]  ? __lock_acquire+0x7ec/0x4ec0
[  423.128213]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  423.133321]  ? __lock_acquire+0x7ec/0x4ec0
[  423.137558]  ? should_fail+0x22d/0xd01
[  423.141477]  ? mark_held_locks+0x130/0x130
[  423.145723]  ? mark_held_locks+0x130/0x130
[  423.149963]  ? graph_lock+0x170/0x170
[  423.153768]  ? graph_lock+0x170/0x170
[  423.157587]  ? graph_lock+0x170/0x170
[  423.161391]  ? print_usage_bug+0xc0/0xc0
[  423.165462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.171006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.176548]  ? check_preemption_disabled+0x48/0x200
[  423.181566]  ? check_preemption_disabled+0x48/0x200
[  423.186636]  ? __lock_is_held+0xb5/0x140
[  423.190719]  __alloc_pages_nodemask+0xa80/0xde0
[  423.195398]  ? graph_lock+0x170/0x170
[  423.199208]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  423.204225]  ? graph_lock+0x170/0x170
[  423.208047]  ? find_held_lock+0x36/0x1c0
[  423.212135]  ? ____cache_alloc_node+0x1c7/0x1e0
[  423.216813]  ? lock_downgrade+0x900/0x900
[  423.220991]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.226542]  cache_grow_begin+0x91/0x8c0
[  423.230609]  ? do_raw_spin_unlock+0xa7/0x2f0
[  423.235032]  fallback_alloc+0x203/0x2e0
[  423.239034]  ____cache_alloc_node+0x1c7/0x1e0
[  423.243541]  kmem_cache_alloc_node+0xe3/0x730
[  423.248041]  ? ipv6_get_ifaddr+0x42e/0x620
[  423.252293]  __alloc_skb+0x119/0x770
[  423.256012]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.261298]  ? skb_scrub_packet+0x490/0x490
[  423.265625]  ? lock_downgrade+0x900/0x900
[  423.269789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.275333]  ? refcount_sub_and_test_checked+0x203/0x310
[  423.280795]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  423.286263]  ? addrconf_rs_timer+0x6f0/0x6f0
[  423.290690]  ndisc_alloc_skb+0x144/0x340
[  423.294766]  ndisc_send_rs+0x331/0x6e0
[  423.298667]  addrconf_rs_timer+0x3c0/0x6f0
[  423.302916]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.307170]  call_timer_fn+0x272/0x920
[  423.311066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.315308]  ? process_timeout+0x40/0x40
[  423.319372]  ? find_held_lock+0x36/0x1c0
[  423.323450]  ? __run_timers+0x7da/0xc70
[  423.327431]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.331932]  ? _raw_spin_unlock_irq+0x27/0x80
[  423.336433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.340673]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  423.345260]  ? trace_hardirqs_on+0xbd/0x310
[  423.349585]  ? kasan_check_read+0x11/0x20
[  423.353738]  ? __run_timers+0x7da/0xc70
[  423.357717]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  423.363189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  423.367427]  __run_timers+0x7e5/0xc70
[  423.371248]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  423.376621]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  423.381664]  ? graph_lock+0x170/0x170
[  423.385477]  ? enqueue_hrtimer+0x1a5/0x560
[  423.389721]  ? lock_release+0x970/0x970
[  423.393705]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  423.398909]  ? find_held_lock+0x36/0x1c0
[  423.402980]  ? graph_lock+0x170/0x170
[  423.406792]  ? pvclock_read_flags+0x160/0x160
[  423.411295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.416851]  ? check_preemption_disabled+0x48/0x200
[  423.421890]  ? __lock_is_held+0xb5/0x140
[  423.425959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.431498]  ? check_preemption_disabled+0x48/0x200
[  423.436537]  run_timer_softirq+0x52/0xb0
[  423.440600]  ? rcu_read_lock_sched_held+0x108/0x120
[  423.445629]  __do_softirq+0x30b/0xad8
[  423.449448]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  423.454573]  ? pvclock_read_flags+0x160/0x160
[  423.459080]  ? lapic_next_event+0x5a/0x90
[  423.463247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.468796]  ? check_preemption_disabled+0x48/0x200
[  423.473842]  ? check_preemption_disabled+0x48/0x200
[  423.478888]  ? kvm_clock_read+0x18/0x30
[  423.482883]  ? kvm_sched_clock_read+0x9/0x20
[  423.487314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.492864]  ? check_preemption_disabled+0x48/0x200
[  423.497989]  irq_exit+0x17f/0x1c0
[  423.501457]  smp_apic_timer_interrupt+0x1cb/0x760
[  423.506305]  ? smp_reschedule_interrupt+0x109/0x650
[  423.511331]  ? smp_call_function_single_interrupt+0x650/0x650
[  423.517221]  ? interrupt_entry+0xb5/0xf0
[  423.521291]  ? trace_hardirqs_off_caller+0xbb/0x300
[  423.526310]  ? trace_hardirqs_off_caller+0xbb/0x300
[  423.531337]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.536193]  ? trace_hardirqs_off+0x300/0x300
[  423.540696]  ? trace_hardirqs_off+0x300/0x300
[  423.545198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.550741]  ? check_preemption_disabled+0x48/0x200
[  423.555774]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.560642]  apic_timer_interrupt+0xf/0x20
[  423.564883]  </IRQ>
[  423.567130] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  423.572065] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  423.590975] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  423.598694] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  423.605964] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  423.613255] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  423.620530] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  423.627802] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  423.635139]  skb_clone+0x1bb/0x500
[  423.638691]  ? skb_split+0x11e0/0x11e0
[  423.642590]  ? preempt_notifier_register+0x200/0x200
[  423.647698]  ? __switch_to_asm+0x34/0x70
[  423.651761]  ? __switch_to_asm+0x34/0x70
[  423.655843]  ? lockdep_hardirqs_on+0x421/0x5c0
[  423.660442]  bpf_clone_redirect+0xb9/0x490
[  423.664680]  ? trace_hardirqs_off_caller+0x300/0x300
[  423.669799]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  423.674846]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  423.679626]  ? find_held_lock+0x36/0x1c0
[  423.683708]  ? lock_acquire+0x1ed/0x520
[  423.687687]  ? bpf_test_run+0x32e/0x5a0
[  423.691667]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  423.697211]  ? check_preemption_disabled+0x48/0x200
[  423.702238]  ? kasan_check_read+0x11/0x20
[  423.706394]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  423.711676]  ? rcu_bh_qs+0xc0/0xc0
[  423.715234]  ? bpf_test_run+0x1c0/0x5a0
[  423.719228]  ? netlink_diag_dump+0x2a0/0x2a0
[  423.723646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  423.729184]  ? bpf_test_init.isra.9+0x70/0x100
[  423.733806]  ? bpf_prog_test_run_skb+0x634/0xb40
[  423.738583]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  423.743432]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  423.748974]  ? fput+0x130/0x1a0
[  423.752260]  ? __bpf_prog_get+0x9b/0x290
[  423.756331]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  423.761177]  ? bpf_prog_test_run+0x130/0x1a0
[  423.765600]  ? __x64_sys_bpf+0x3d8/0x510
[  423.769672]  ? bpf_prog_get+0x20/0x20
[  423.773501]  ? do_syscall_64+0x1b9/0x820
[  423.777566]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  423.782947]  ? syscall_return_slowpath+0x5e0/0x5e0
[  423.787889]  ? trace_hardirqs_off+0x300/0x300
[  423.792400]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  423.797427]  ? recalc_sigpending_tsk+0x180/0x180
[  423.802202]  ? kasan_check_write+0x14/0x20
[  423.806462]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  423.811329]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  423.816716] warn_alloc_show_mem: 1 callbacks suppressed
[  423.816729] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  423.816731] Mem-Info:
[  423.816763] active_anon:42551 inactive_anon:372 isolated_anon:0
[  423.816763]  active_file:18 inactive_file:16 isolated_file:0
[  423.816763]  unevictable:0 dirty:0 writeback:0 unstable:0
[  423.816763]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  423.816763]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  423.816763]  free:13623 free_pcp:186 free_cma:0
[  423.822121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  423.829068] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  423.831472] Call Trace:
[  423.864352] Node 0 
[  423.873706]  <IRQ>
[  423.901398] 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
[  423.903967]  dump_stack+0x1c4/0x2b4
[  423.906178] lowmem_reserve[]: 0
[  423.908347]  ? dump_stack_print_info.cold.2+0x52/0x52
[  423.933837]  2815 6318
[  423.937503]  warn_alloc.cold.118+0xb7/0x1bd
[  423.940739]  6318
[  423.945939]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  423.948417] Node 0 
[  423.952739]  ? lock_downgrade+0x900/0x900
[  423.954811] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  423.959638]  ? trace_hardirqs_off+0xb8/0x300
[  423.961845] lowmem_reserve[]: 0
[  423.966021]  ? trace_hardirqs_off+0xb8/0x300
[  423.992543]  0 3503
[  423.996980]  __alloc_pages_slowpath+0x2667/0x2d80
[  424.000221]  3503
[  424.004669]  ? warn_alloc+0x120/0x120
[  424.006863] Node 0 
[  424.011707]  ? warn_alloc+0x120/0x120
[  424.013778] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  424.017559]  ? print_usage_bug+0xc0/0xc0
[  424.019766] lowmem_reserve[]: 0
[  424.023574]  ? warn_alloc+0x120/0x120
[  424.051924]  0 0
[  424.056010]  ? print_usage_bug+0xc0/0xc0
[  424.059473]  0
[  424.059481] 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
[  424.059543] Node 0 DMA32: 4*4kB (UM) 3*8kB (UM) 1*16kB (M) 2*32kB (UM) 2*64kB (M) 4*128kB (UM) 2*256kB (M) 4*512kB (UM) 3*1024kB (M) 3*2048kB (M) 3*4096kB (M) = 24824kB
[  424.059611] Node 0 Normal: 2044*4kB (UMEH) 226*8kB (UMEH) 46*16kB 
[  424.063453]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  424.065406] (UME) 
[  424.069467]  ? ktime_get+0x2e1/0x440
[  424.071256] 27*32kB 
[  424.084787]  ? check_preemption_disabled+0x48/0x200
[  424.099940] (UME) 10*64kB 
[  424.106289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.111295] (UME) 4*128kB 
[  424.113465]  ? should_fail+0x22d/0xd01
[  424.117148] (UM) 0*256kB 2*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13760kB
[  424.117179] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  424.117185] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  424.117188] 413 total pagecache pages
[  424.117198] 0 pages in swap cache
[  424.117203] Swap cache stats: add 0, delete 0, find 0/0
[  424.117206] Free swap  = 0kB
[  424.117209] Total swap = 0kB
[  424.117213] 1965979 pages RAM
[  424.117216] 0 pages HighMem/MovableOnly
[  424.117219] 343323 pages reserved
[  424.117221] 0 pages cma reserved
[  424.117292] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  424.119594]  ? kasan_check_read+0x11/0x20
[  424.124703] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  424.127448]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.132967] syz-executor3 cpuset=
[  424.135813]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.139681] syz3
[  424.146615]  ? __lock_acquire+0x7ec/0x4ec0
[  424.155435]  mems_allowed=0
[  424.164108]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.245628]  ? should_fail+0x22d/0xd01
[  424.249540]  ? mark_held_locks+0x130/0x130
[  424.253787]  ? mark_held_locks+0x130/0x130
[  424.258026]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.263587]  ? graph_lock+0x170/0x170
[  424.267394]  ? mark_held_locks+0xc7/0x130
[  424.271547]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  424.276575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.282127]  ? check_preemption_disabled+0x48/0x200
[  424.287145]  ? check_preemption_disabled+0x48/0x200
[  424.292179]  ? __lock_is_held+0xb5/0x140
[  424.296252]  __alloc_pages_nodemask+0xa80/0xde0
[  424.300931]  ? graph_lock+0x170/0x170
[  424.304743]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  424.309760]  ? graph_lock+0x170/0x170
[  424.313580]  ? find_held_lock+0x36/0x1c0
[  424.317667]  ? ____cache_alloc_node+0x1c7/0x1e0
[  424.322344]  ? lock_downgrade+0x900/0x900
[  424.326514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.332068]  cache_grow_begin+0x91/0x8c0
[  424.336140]  ? do_raw_spin_unlock+0xa7/0x2f0
[  424.340567]  fallback_alloc+0x203/0x2e0
[  424.344556]  ____cache_alloc_node+0x1c7/0x1e0
[  424.349068]  kmem_cache_alloc_node+0xe3/0x730
[  424.353568]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  424.358687]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  424.363300]  __alloc_skb+0x119/0x770
[  424.367024]  ? calc_wheel_index+0x220/0x220
[  424.371360]  ? skb_scrub_packet+0x490/0x490
[  424.375702]  ? vprintk_default+0x28/0x30
[  424.379766]  ? vprintk_func+0x85/0x181
[  424.383662]  ? printk+0xa7/0xcf
[  424.386950]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  424.391721]  new_skb+0x26/0x1c0
[  424.395006]  aoecmd_cfg+0x279/0x7f0
[  424.398664]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  424.402998]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.408537]  ? check_preemption_disabled+0x48/0x200
[  424.413554]  ? check_preemption_disabled+0x48/0x200
[  424.418589]  ? __lock_is_held+0xb5/0x140
[  424.422673]  discover_timer+0x50/0x60
[  424.426482]  call_timer_fn+0x272/0x920
[  424.430381]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  424.435233]  ? process_timeout+0x40/0x40
[  424.439300]  ? find_held_lock+0x36/0x1c0
[  424.443379]  ? mark_held_locks+0xc7/0x130
[  424.447541]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.452044]  ? _raw_spin_unlock_irq+0x27/0x80
[  424.456545]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  424.461394]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  424.465989]  ? trace_hardirqs_on+0xbd/0x310
[  424.470312]  ? kasan_check_read+0x11/0x20
[  424.474468]  ? __run_timers+0x7da/0xc70
[  424.478451]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  424.483924]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  424.488775]  __run_timers+0x7e5/0xc70
[  424.492600]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  424.497986]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  424.503016]  ? graph_lock+0x170/0x170
[  424.506843]  ? print_usage_bug+0xc0/0xc0
[  424.510912]  ? lock_release+0x970/0x970
[  424.514901]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  424.520110]  ? find_held_lock+0x36/0x1c0
[  424.524190]  ? graph_lock+0x170/0x170
[  424.528002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.533551]  ? check_preemption_disabled+0x48/0x200
[  424.538621]  ? __lock_is_held+0xb5/0x140
[  424.542696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.548244]  ? check_preemption_disabled+0x48/0x200
[  424.553298]  run_timer_softirq+0x52/0xb0
[  424.557372]  ? rcu_read_lock_sched_held+0x108/0x120
[  424.562406]  __do_softirq+0x30b/0xad8
[  424.566232]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  424.571360]  ? pvclock_read_flags+0x160/0x160
[  424.575878]  ? lapic_next_event+0x5a/0x90
[  424.580039]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.585582]  ? check_preemption_disabled+0x48/0x200
[  424.591130]  ? check_preemption_disabled+0x48/0x200
[  424.596163]  ? kvm_clock_read+0x18/0x30
[  424.600146]  ? kvm_sched_clock_read+0x9/0x20
[  424.604563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.610106]  ? check_preemption_disabled+0x48/0x200
[  424.615143]  irq_exit+0x17f/0x1c0
[  424.618607]  smp_apic_timer_interrupt+0x1cb/0x760
[  424.623467]  ? smp_reschedule_interrupt+0x109/0x650
[  424.628492]  ? smp_call_function_single_interrupt+0x650/0x650
[  424.634385]  ? interrupt_entry+0xb5/0xf0
[  424.638464]  ? trace_hardirqs_off_caller+0xbb/0x300
[  424.643488]  ? trace_hardirqs_off_caller+0xbb/0x300
[  424.648517]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.653369]  ? trace_hardirqs_off+0x300/0x300
[  424.657877]  ? trace_hardirqs_off+0x300/0x300
[  424.662380]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.667931]  ? check_preemption_disabled+0x48/0x200
[  424.672963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.678519]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  424.683383]  apic_timer_interrupt+0xf/0x20
[  424.687621]  </IRQ>
[  424.689872] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  424.695595] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  424.714512] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  424.722238] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  424.729520] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  424.736803] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  424.744199] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  424.751481] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  424.758804]  cgroup_file_notify+0x226/0x2f0
[  424.763160]  ? cgroup_procs_write_finish+0xf0/0xf0
[  424.768101]  ? print_usage_bug+0xc0/0xc0
[  424.772182]  ? find_held_lock+0x36/0x1c0
[  424.776258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.781818]  shrink_node+0x5e1/0x16b0
[  424.785648]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  424.790969]  ? shrink_node_memcg+0x18e0/0x18e0
[  424.795566]  ? kvm_clock_read+0x18/0x30
[  424.799548]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  424.804584]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  424.809091]  ? kasan_check_write+0x14/0x20
[  424.813341]  ? do_raw_spin_lock+0xc1/0x200
[  424.817587]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  424.823145]  ? __cpuset_node_allowed+0x19b/0x660
[  424.827917]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  424.833651]  ? delayacct_end+0x5a/0x100
[  424.837655]  do_try_to_free_pages+0x3e7/0x1290
[  424.842276]  ? shrink_node+0x16b0/0x16b0
[  424.846355]  ? __lock_is_held+0xb5/0x140
[  424.850445]  try_to_free_pages+0x4d0/0xb90
[  424.854702]  ? do_try_to_free_pages+0x1290/0x1290
[  424.859555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.865118]  ? lock_acquire+0x1ed/0x520
[  424.869108]  ? set_page_refcounted+0x280/0x280
[  424.873703]  ? lock_release+0x970/0x970
[  424.877689]  ? ___might_sleep+0x1ed/0x300
[  424.881854]  ? arch_local_save_flags+0x40/0x40
[  424.886457]  __alloc_pages_slowpath+0x993/0x2d80
[  424.891256]  ? warn_alloc+0x120/0x120
[  424.895063]  ? __radix_tree_lookup+0x4c0/0x4c0
[  424.899676]  ? find_get_entry+0x2f2/0xc40
[  424.903856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  424.909415]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  424.914363]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  424.919918]  ? should_fail+0x22d/0xd01
[  424.923828]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  424.928948]  ? __lock_is_held+0xb5/0x140
[  424.933046]  ? __lock_is_held+0xb5/0x140
[  424.937129]  ? __lock_acquire+0x7ec/0x4ec0
[  424.941377]  ? ___might_sleep+0x1ed/0x300
[  424.945528]  ? lock_release+0x970/0x970
[  424.949511]  ? arch_local_save_flags+0x40/0x40
[  424.954485]  ? __might_sleep+0x95/0x190
[  424.958474]  __alloc_pages_nodemask+0xa80/0xde0
[  424.963160]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  424.968225]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  424.974026]  ? kasan_check_read+0x11/0x20
[  424.978181]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  424.983472]  ? graph_lock+0x170/0x170
[  424.987281]  ? print_usage_bug+0xc0/0xc0
[  424.991352]  ? graph_lock+0x170/0x170
[  424.995160]  ? graph_lock+0x170/0x170
[  424.998967]  ? __do_page_cache_readahead+0x7ce/0x980
[  425.004091]  ? find_held_lock+0x36/0x1c0
[  425.008164]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  425.013733]  alloc_pages_current+0x10c/0x210
[  425.018148]  ? lock_downgrade+0x900/0x900
[  425.022314]  __page_cache_alloc+0x38f/0x5b0
[  425.026649]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.032475]  ? kasan_check_read+0x11/0x20
[  425.036641]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.041935]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  425.046622]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.052169]  ? check_preemption_disabled+0x48/0x200
[  425.057208]  filemap_fault+0x1594/0x25f0
[  425.061779]  ? __lock_page_or_retry+0xa00/0xa00
[  425.066454]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.072252]  ? kasan_check_read+0x11/0x20
[  425.076410]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.081697]  ? rcu_bh_qs+0xc0/0xc0
[  425.085248]  ? print_usage_bug+0xc0/0xc0
[  425.089322]  ? filemap_map_pages+0xdea/0x1980
[  425.093841]  ? print_usage_bug+0xc0/0xc0
[  425.097924]  ? find_get_pages_range_tag+0x1320/0x1320
[  425.103121]  ? print_usage_bug+0xc0/0xc0
[  425.107197]  ? __lock_acquire+0x7ec/0x4ec0
[  425.111442]  ? graph_lock+0x170/0x170
[  425.115252]  ? __sigqueue_free.part.27+0x7d/0xa0
[  425.120021]  ? __lock_acquire+0x7ec/0x4ec0
[  425.124282]  ? lock_acquire+0x1ed/0x520
[  425.128266]  ? ext4_filemap_fault+0x7a/0xad
[  425.132614]  ? lock_release+0x970/0x970
[  425.136599]  ? arch_local_save_flags+0x40/0x40
[  425.141198]  ? mark_held_locks+0x130/0x130
[  425.145458]  ? down_read+0xb0/0x1d0
[  425.149089]  ? ext4_filemap_fault+0x7a/0xad
[  425.153779]  ? __down_interruptible+0x700/0x700
[  425.159128]  ? graph_lock+0x170/0x170
[  425.163406]  ? __sigqueue_free.part.27+0x7d/0xa0
[  425.168439]  ext4_filemap_fault+0x82/0xad
[  425.173213]  __do_fault+0x100/0x6b0
[  425.176862]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.182997]  ? print_bad_pte+0x6c0/0x6c0
[  425.187555]  ? pmd_val+0x88/0x100
[  425.191147]  ? add_mm_counter_fast+0xd0/0xd0
[  425.196188]  ? pmd_val+0x88/0x100
[  425.199757]  ? add_mm_counter_fast+0xd0/0xd0
[  425.204191]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.210952]  __handle_mm_fault+0x3709/0x53e0
[  425.215662]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  425.221044]  ? graph_lock+0x170/0x170
[  425.224864]  ? print_usage_bug+0xc0/0xc0
[  425.228938]  ? graph_lock+0x170/0x170
[  425.232747]  ? graph_lock+0x170/0x170
[  425.236579]  ? handle_mm_fault+0x42a/0xc70
[  425.240827]  ? lock_downgrade+0x900/0x900
[  425.244996]  ? check_preemption_disabled+0x48/0x200
[  425.250028]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  425.255840]  ? kasan_check_read+0x11/0x20
[  425.260003]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.265292]  ? rcu_bh_qs+0xc0/0xc0
[  425.268847]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.274323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.279870]  ? check_preemption_disabled+0x48/0x200
[  425.284908]  handle_mm_fault+0x54f/0xc70
[  425.288980]  ? __handle_mm_fault+0x53e0/0x53e0
[  425.293572]  ? find_vma+0x34/0x190
[  425.297120]  __do_page_fault+0x67d/0xed0
[  425.301196]  ? mm_fault_error+0x380/0x380
[  425.305353]  ? syscall_slow_exit_work+0x520/0x520
[  425.310207]  do_page_fault+0xf2/0x7e0
[  425.314014]  ? vmalloc_sync_all+0x30/0x30
[  425.318171]  ? error_entry+0x70/0xd0
[  425.321891]  ? trace_hardirqs_off_caller+0xbb/0x300
[  425.326913]  ? trace_hardirqs_on_caller+0xc0/0x300
[  425.331855]  ? syscall_return_slowpath+0x5e0/0x5e0
[  425.336793]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.341648]  ? trace_hardirqs_off+0x300/0x300
[  425.346152]  ? trace_hardirqs_off_caller+0x300/0x300
[  425.351270]  ? prepare_exit_to_usermode+0x291/0x3b0
[  425.356298]  ? page_fault+0x8/0x30
[  425.359872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.364728]  ? page_fault+0x8/0x30
[  425.368275]  page_fault+0x1e/0x30
[  425.371729] RIP: 0033:0x45db60
[  425.374930] Code: Bad RIP value.
[  425.378292] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  425.383660] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  425.390935] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  425.398203] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  425.405473] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  425.412741] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  425.420047] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  425.420110] aoe: skb alloc failure
[  425.427337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  425.427343] Call Trace:
[  425.427350]  <IRQ>
[  425.427371]  dump_stack+0x1c4/0x2b4
[  425.427389]  ? dump_stack_print_info.cold.2+0x52/0x52
[  425.427418]  warn_alloc.cold.118+0xb7/0x1bd
[  425.430968] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  425.440302]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  425.442867] syz-fuzzer cpuset=
[  425.445023]  ? lock_downgrade+0x900/0x900
[  425.448633] /
[  425.453827]  ? trace_hardirqs_off+0xb8/0x300
[  425.458131]  mems_allowed=0
[  425.468363]  ? trace_hardirqs_off+0xb8/0x300
[  425.493926]  __alloc_pages_slowpath+0x2667/0x2d80
[  425.498811]  ? warn_alloc+0x120/0x120
[  425.502633]  ? trace_hardirqs_on+0x310/0x310
[  425.507047]  ? warn_alloc+0x120/0x120
[  425.510865]  ? print_usage_bug+0xc0/0xc0
[  425.514937]  ? warn_alloc+0x120/0x120
[  425.518746]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  425.523767]  ? print_usage_bug+0xc0/0xc0
[  425.527846]  ? __lock_acquire+0x7ec/0x4ec0
[  425.532085]  ? __lock_acquire+0x7ec/0x4ec0
[  425.536335]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  425.541881]  ? should_fail+0x22d/0xd01
[  425.545779]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.550886]  ? __lock_acquire+0x7ec/0x4ec0
[  425.555139]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  425.560244]  ? __lock_acquire+0x7ec/0x4ec0
[  425.564478]  ? should_fail+0x22d/0xd01
[  425.568371]  ? print_usage_bug+0xc0/0xc0
[  425.572447]  ? mark_held_locks+0x130/0x130
[  425.576690]  ? mark_held_locks+0x130/0x130
[  425.580938]  ? graph_lock+0x170/0x170
[  425.584743]  ? print_usage_bug+0xc0/0xc0
[  425.588806]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  425.593581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.599128]  ? check_preemption_disabled+0x48/0x200
[  425.604149]  ? check_preemption_disabled+0x48/0x200
[  425.609185]  ? __lock_is_held+0xb5/0x140
[  425.613259]  __alloc_pages_nodemask+0xa80/0xde0
[  425.617936]  ? graph_lock+0x170/0x170
[  425.621746]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  425.626764]  ? graph_lock+0x170/0x170
[  425.630580]  ? find_held_lock+0x36/0x1c0
[  425.634657]  ? ____cache_alloc_node+0x1c7/0x1e0
[  425.639329]  ? lock_downgrade+0x900/0x900
[  425.643494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.649049]  cache_grow_begin+0x91/0x8c0
[  425.653124]  ? do_raw_spin_unlock+0xa7/0x2f0
[  425.657546]  fallback_alloc+0x203/0x2e0
[  425.661532]  ____cache_alloc_node+0x1c7/0x1e0
[  425.666041]  kmem_cache_alloc_node+0xe3/0x730
[  425.670542]  ? ipv6_get_ifaddr+0x42e/0x620
[  425.674793]  __alloc_skb+0x119/0x770
[  425.678511]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  425.683798]  ? skb_scrub_packet+0x490/0x490
[  425.688138]  ? lock_downgrade+0x900/0x900
[  425.692299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.697850]  ? refcount_sub_and_test_checked+0x203/0x310
[  425.703309]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  425.708768]  ? addrconf_rs_timer+0x6f0/0x6f0
[  425.713196]  ndisc_alloc_skb+0x144/0x340
[  425.717268]  ndisc_send_rs+0x331/0x6e0
[  425.721168]  addrconf_rs_timer+0x3c0/0x6f0
[  425.725414]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.729667]  call_timer_fn+0x272/0x920
[  425.733559]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.737800]  ? process_timeout+0x40/0x40
[  425.741881]  ? find_held_lock+0x36/0x1c0
[  425.745956]  ? __run_timers+0x7da/0xc70
[  425.749944]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.754448]  ? _raw_spin_unlock_irq+0x27/0x80
[  425.758945]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.763186]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  425.767782]  ? trace_hardirqs_on+0xbd/0x310
[  425.772101]  ? kasan_check_read+0x11/0x20
[  425.776258]  ? __run_timers+0x7da/0xc70
[  425.780235]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  425.785698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.789947]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  425.794184]  __run_timers+0x7e5/0xc70
[  425.798010]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  425.803380]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  425.808403]  ? graph_lock+0x170/0x170
[  425.812209]  ? enqueue_hrtimer+0x1a5/0x560
[  425.816446]  ? lock_release+0x970/0x970
[  425.820429]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  425.825630]  ? find_held_lock+0x36/0x1c0
[  425.829700]  ? graph_lock+0x170/0x170
[  425.833507]  ? pvclock_read_flags+0x160/0x160
[  425.838008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.843546]  ? check_preemption_disabled+0x48/0x200
[  425.848578]  ? __lock_is_held+0xb5/0x140
[  425.852646]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.858191]  ? check_preemption_disabled+0x48/0x200
[  425.863223]  run_timer_softirq+0x52/0xb0
[  425.867288]  ? rcu_read_lock_sched_held+0x108/0x120
[  425.872309]  __do_softirq+0x30b/0xad8
[  425.876133]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  425.881250]  ? pvclock_read_flags+0x160/0x160
[  425.885751]  ? lapic_next_event+0x5a/0x90
[  425.889907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.895446]  ? check_preemption_disabled+0x48/0x200
[  425.900584]  ? check_preemption_disabled+0x48/0x200
[  425.905614]  ? kvm_clock_read+0x18/0x30
[  425.909592]  ? kvm_sched_clock_read+0x9/0x20
[  425.914007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.919546]  ? check_preemption_disabled+0x48/0x200
[  425.924582]  irq_exit+0x17f/0x1c0
[  425.928048]  smp_apic_timer_interrupt+0x1cb/0x760
[  425.932893]  ? smp_reschedule_interrupt+0x109/0x650
[  425.937917]  ? smp_call_function_single_interrupt+0x650/0x650
[  425.943806]  ? interrupt_entry+0xb5/0xf0
[  425.947881]  ? trace_hardirqs_off_caller+0xbb/0x300
[  425.952902]  ? trace_hardirqs_off_caller+0xbb/0x300
[  425.957933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.962781]  ? trace_hardirqs_off+0x300/0x300
[  425.967281]  ? trace_hardirqs_off+0x300/0x300
[  425.971784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  425.977338]  ? check_preemption_disabled+0x48/0x200
[  425.982372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  425.987237]  apic_timer_interrupt+0xf/0x20
[  425.991469]  </IRQ>
[  425.993713] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  425.998645] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  426.017555] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  426.025273] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  426.032544] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  426.039815] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  426.047093] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  426.054372] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  426.061976]  skb_clone+0x1bb/0x500
[  426.065528]  ? skb_split+0x11e0/0x11e0
[  426.069422]  ? preempt_notifier_register+0x200/0x200
[  426.074530]  ? __switch_to_asm+0x34/0x70
[  426.078595]  ? __switch_to_asm+0x34/0x70
[  426.082667]  ? lockdep_hardirqs_on+0x421/0x5c0
[  426.087265]  bpf_clone_redirect+0xb9/0x490
[  426.091504]  ? trace_hardirqs_off_caller+0x300/0x300
[  426.096621]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  426.101649]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  426.106425]  ? find_held_lock+0x36/0x1c0
[  426.110499]  ? lock_acquire+0x1ed/0x520
[  426.114476]  ? bpf_test_run+0x32e/0x5a0
[  426.118459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.124015]  ? check_preemption_disabled+0x48/0x200
[  426.129052]  ? kasan_check_read+0x11/0x20
[  426.133209]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  426.138495]  ? rcu_bh_qs+0xc0/0xc0
[  426.142055]  ? bpf_test_run+0x1c0/0x5a0
[  426.146048]  ? netlink_diag_dump+0x2a0/0x2a0
[  426.150464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.156006]  ? bpf_test_init.isra.9+0x70/0x100
[  426.160598]  ? bpf_prog_test_run_skb+0x634/0xb40
[  426.165364]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  426.170209]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  426.175747]  ? fput+0x130/0x1a0
[  426.179033]  ? __bpf_prog_get+0x9b/0x290
[  426.183102]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  426.187954]  ? bpf_prog_test_run+0x130/0x1a0
[  426.192384]  ? __x64_sys_bpf+0x3d8/0x510
[  426.196449]  ? bpf_prog_get+0x20/0x20
[  426.200335]  ? do_syscall_64+0x1b9/0x820
[  426.204399]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  426.209767]  ? syscall_return_slowpath+0x5e0/0x5e0
[  426.214704]  ? trace_hardirqs_off+0x300/0x300
[  426.219206]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  426.224226]  ? recalc_sigpending_tsk+0x180/0x180
[  426.228983]  ? kasan_check_write+0x14/0x20
[  426.233229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  426.238085]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  426.243474] warn_alloc_show_mem: 1 callbacks suppressed
[  426.243486] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  426.243489] Mem-Info:
[  426.243520] active_anon:42551 inactive_anon:372 isolated_anon:0
[  426.243520]  active_file:18 inactive_file:16 isolated_file:0
[  426.243520]  unevictable:0 dirty:0 writeback:0 unstable:0
[  426.243520]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  426.243520]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  426.243520]  free:13623 free_pcp:186 free_cma:0
[  426.248870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  426.255808] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  426.258215] Call Trace:
[  426.291098] Node 0 
[  426.300457]  <IRQ>
[  426.328159] 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
[  426.330728]  dump_stack+0x1c4/0x2b4
[  426.332934] lowmem_reserve[]: 0
[  426.335095]  ? dump_stack_print_info.cold.2+0x52/0x52
[  426.360583]  2815 6318
[  426.364260]  warn_alloc.cold.118+0xb7/0x1bd
[  426.367502]  6318
[  426.372693]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  426.375173] Node 0 
[  426.379493]  ? lock_downgrade+0x900/0x900
[  426.381562] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  426.381570] lowmem_reserve[]:
[  426.386422]  ? trace_hardirqs_off+0xb8/0x300
[  426.388638]  0
[  426.392792]  ? trace_hardirqs_off+0xb8/0x300
[  426.419323]  0
[  426.422449]  __alloc_pages_slowpath+0x2667/0x2d80
[  426.426814]  3503 3503
[  426.428668]  ? warn_alloc+0x120/0x120
[  426.434828]  ? __lock_acquire+0x7ec/0x4ec0
[  426.439654] Node 0 
[  426.442156]  ? warn_alloc+0x120/0x120
[  426.445967] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  426.450181]  ? print_usage_bug+0xc0/0xc0
[  426.452390] lowmem_reserve[]: 0
[  426.456206]  ? warn_alloc+0x120/0x120
[  426.484562]  0
[  426.488640]  ? print_usage_bug+0xc0/0xc0
[  426.491897]  0
[  426.495698]  ? mark_held_locks+0x130/0x130
[  426.497470]  0
[  426.501539]  ? mark_held_locks+0x130/0x130
[  426.503325] Node 0 
[  426.507561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  426.509339] DMA: 
[  426.513575]  ? should_fail+0x22d/0xd01
[  426.515793] 1*4kB 
[  426.521334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.523372] (U) 
[  426.527263]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.529391] 0*8kB 
[  426.534942]  ? __lock_acquire+0x7ec/0x4ec0
[  426.536900] 0*16kB 
[  426.542006]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  426.544139] 1*32kB 
[  426.548400]  ? should_fail+0x22d/0xd01
[  426.550620] (U) 
[  426.555729]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  426.557950] 2*64kB 
[  426.561853]  ? mark_held_locks+0x130/0x130
[  426.563802] (U) 
[  426.569340]  ? mark_held_locks+0x130/0x130
[  426.571550] 1*128kB (U) 
[  426.575794]  ? graph_lock+0x170/0x170
[  426.577745] 1*256kB (U) 
[  426.581987]  ? graph_lock+0x170/0x170
[  426.584632] 0*512kB 1*1024kB 
[  426.588459]  ? print_usage_bug+0xc0/0xc0
[  426.591114] (U) 1*2048kB 
[  426.594932]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.598018] (M) 
[  426.602080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.605186] 3*4096kB (M) 
[  426.609606]  ? check_preemption_disabled+0x48/0x200
[  426.611562] = 15908kB
[  426.617087]  ? check_preemption_disabled+0x48/0x200
[  426.617117]  ? __lock_is_held+0xb5/0x140
[  426.619869] Node 0 
[  426.624884]  __alloc_pages_nodemask+0xa80/0xde0
[  426.627263] DMA32: 4*4kB 
[  426.632287]  ? graph_lock+0x170/0x170
[  426.636332] (UM) 
[  426.638571]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  426.643216] 3*8kB 
[  426.645971]  ? graph_lock+0x170/0x170
[  426.649749] (UM) 
[  426.651823]  ? find_held_lock+0x36/0x1c0
[  426.656806] 1*16kB (M) 
[  426.658995]  ? ____cache_alloc_node+0x1c7/0x1e0
[  426.662756] 2*32kB 
[  426.664820]  ? lock_downgrade+0x900/0x900
[  426.668868] (UM) 
[  426.671459]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.676099] 2*64kB (M) 
[  426.678350]  cache_grow_begin+0x91/0x8c0
[  426.682465] 4*128kB (UM) 
[  426.684539]  ? do_raw_spin_unlock+0xa7/0x2f0
[  426.690049] 2*256kB (M) 
[  426.692658]  fallback_alloc+0x203/0x2e0
[  426.696688] 4*512kB (UM) 
[  426.699461]  ____cache_alloc_node+0x1c7/0x1e0
[  426.703845] 3*1024kB (M) 
[  426.706534]  kmem_cache_alloc_node+0xe3/0x730
[  426.710476] 3*2048kB (M) 
[  426.713246]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  426.717719] 3*4096kB (M) 
[  426.720493]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  426.724960] = 24824kB
[  426.724970] Node 0 
[  426.727737]  __alloc_skb+0x119/0x770
[  426.732809] Normal: 2044*4kB 
[  426.735587]  ? calc_wheel_index+0x220/0x220
[  426.740144] (UMEH) 
[  426.742552]  ? skb_scrub_packet+0x490/0x490
[  426.744762] 226*8kB (UMEH) 
[  426.748495]  ? vprintk_default+0x28/0x30
[  426.751577] 46*16kB 
[  426.755893]  ? vprintk_func+0x85/0x181
[  426.758107] (UME) 
[  426.762435]  ? printk+0xa7/0xcf
[  426.765344] 27*32kB (UME) 
[  426.769414]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  426.771714] 10*64kB 
[  426.775617]  new_skb+0x26/0x1c0
[  426.777734] (UME) 
[  426.781020]  aoecmd_cfg+0x279/0x7f0
[  426.783855] 4*128kB 
[  426.788620]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  426.790913] (UM) 0*256kB 
[  426.794203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  426.796334] 2*512kB 
[  426.799956]  ? check_preemption_disabled+0x48/0x200
[  426.802263] (U) 
[  426.806581]  ? check_preemption_disabled+0x48/0x200
[  426.809316] 0*1024kB 0*2048kB 
[  426.814882]  ? __lock_is_held+0xb5/0x140
[  426.817181] 0*4096kB 
[  426.822203]  discover_timer+0x50/0x60
[  426.824143] = 13760kB
[  426.824159] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  426.829171]  call_timer_fn+0x272/0x920
[  426.832348] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  426.836401]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  426.838797] 413 total pagecache pages
[  426.842604]  ? process_timeout+0x40/0x40
[  426.844999] 0 pages in swap cache
[  426.853827]  ? find_held_lock+0x36/0x1c0
[  426.857698] Swap cache stats: add 0, delete 0, find 0/0
[  426.857708] Free swap  = 0kB
[  426.866289]  ? mark_held_locks+0xc7/0x130
[  426.871115] Total swap = 0kB
[  426.874910]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.878952] 1965979 pages RAM
[  426.882401]  ? _raw_spin_unlock_irq+0x27/0x80
[  426.886438] 0 pages HighMem/MovableOnly
[  426.886448] 343323 pages reserved
[  426.891813]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  426.894812] 0 pages cma reserved
[  426.898976]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  426.902084] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  426.906474]  ? trace_hardirqs_on+0xbd/0x310
[  426.909646] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  426.914058]  ? kasan_check_read+0x11/0x20
[  426.918015] syz-executor3 cpuset=
[  426.921472]  ? __run_timers+0x7da/0xc70
[  426.926289] syz3
[  426.929658]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  426.934220]  mems_allowed=0
[  426.940717]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  426.982493]  __run_timers+0x7e5/0xc70
[  426.986322]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  426.991693]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  426.996715]  ? graph_lock+0x170/0x170
[  427.000526]  ? print_usage_bug+0xc0/0xc0
[  427.004592]  ? lock_release+0x970/0x970
[  427.008579]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  427.013785]  ? find_held_lock+0x36/0x1c0
[  427.017868]  ? graph_lock+0x170/0x170
[  427.021711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.027257]  ? check_preemption_disabled+0x48/0x200
[  427.032297]  ? __lock_is_held+0xb5/0x140
[  427.036367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.041913]  ? check_preemption_disabled+0x48/0x200
[  427.046944]  run_timer_softirq+0x52/0xb0
[  427.051011]  ? rcu_read_lock_sched_held+0x108/0x120
[  427.056034]  __do_softirq+0x30b/0xad8
[  427.059861]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  427.064978]  ? pvclock_read_flags+0x160/0x160
[  427.069476]  ? lapic_next_event+0x5a/0x90
[  427.073635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.079179]  ? check_preemption_disabled+0x48/0x200
[  427.084203]  ? check_preemption_disabled+0x48/0x200
[  427.089238]  ? kvm_clock_read+0x18/0x30
[  427.093217]  ? kvm_sched_clock_read+0x9/0x20
[  427.097638]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.103182]  ? check_preemption_disabled+0x48/0x200
[  427.108216]  irq_exit+0x17f/0x1c0
[  427.111680]  smp_apic_timer_interrupt+0x1cb/0x760
[  427.116529]  ? smp_reschedule_interrupt+0x109/0x650
[  427.121552]  ? smp_call_function_single_interrupt+0x650/0x650
[  427.127445]  ? interrupt_entry+0xb5/0xf0
[  427.131512]  ? trace_hardirqs_off_caller+0xbb/0x300
[  427.136533]  ? trace_hardirqs_off_caller+0xbb/0x300
[  427.141561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.146423]  ? trace_hardirqs_off+0x300/0x300
[  427.150931]  ? trace_hardirqs_off+0x300/0x300
[  427.155465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.161015]  ? check_preemption_disabled+0x48/0x200
[  427.166046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.171618]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.176493]  apic_timer_interrupt+0xf/0x20
[  427.180763]  </IRQ>
[  427.183014] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  427.188734] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  427.207649] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  427.215382] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  427.222664] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  427.229947] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  427.237237] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  427.244524] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  427.251866]  cgroup_file_notify+0x226/0x2f0
[  427.256209]  ? cgroup_procs_write_finish+0xf0/0xf0
[  427.261152]  ? print_usage_bug+0xc0/0xc0
[  427.265237]  ? find_held_lock+0x36/0x1c0
[  427.269312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.274878]  shrink_node+0x5e1/0x16b0
[  427.278697]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  427.284016]  ? shrink_node_memcg+0x18e0/0x18e0
[  427.288619]  ? kvm_clock_read+0x18/0x30
[  427.292603]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  427.297651]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  427.302157]  ? kasan_check_write+0x14/0x20
[  427.306399]  ? do_raw_spin_lock+0xc1/0x200
[  427.310653]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  427.316200]  ? __cpuset_node_allowed+0x19b/0x660
[  427.320969]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  427.326689]  ? delayacct_end+0x5a/0x100
[  427.330681]  do_try_to_free_pages+0x3e7/0x1290
[  427.335289]  ? shrink_node+0x16b0/0x16b0
[  427.339360]  ? __lock_is_held+0xb5/0x140
[  427.343445]  try_to_free_pages+0x4d0/0xb90
[  427.347693]  ? do_try_to_free_pages+0x1290/0x1290
[  427.352541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.358126]  ? lock_acquire+0x1ed/0x520
[  427.362104]  ? set_page_refcounted+0x280/0x280
[  427.366698]  ? lock_release+0x970/0x970
[  427.370680]  ? ___might_sleep+0x1ed/0x300
[  427.374846]  ? arch_local_save_flags+0x40/0x40
[  427.379455]  __alloc_pages_slowpath+0x993/0x2d80
[  427.384260]  ? warn_alloc+0x120/0x120
[  427.388064]  ? __radix_tree_lookup+0x4c0/0x4c0
[  427.392670]  ? find_get_entry+0x2f2/0xc40
[  427.396848]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  427.402396]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  427.407336]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.412892]  ? should_fail+0x22d/0xd01
[  427.416794]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  427.421911]  ? __lock_is_held+0xb5/0x140
[  427.426013]  ? __lock_is_held+0xb5/0x140
[  427.430088]  ? __lock_acquire+0x7ec/0x4ec0
[  427.434335]  ? ___might_sleep+0x1ed/0x300
[  427.438487]  ? lock_release+0x970/0x970
[  427.442470]  ? arch_local_save_flags+0x40/0x40
[  427.447072]  ? __might_sleep+0x95/0x190
[  427.451059]  __alloc_pages_nodemask+0xa80/0xde0
[  427.455748]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  427.460776]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  427.466576]  ? kasan_check_read+0x11/0x20
[  427.470742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.476026]  ? graph_lock+0x170/0x170
[  427.479840]  ? print_usage_bug+0xc0/0xc0
[  427.483916]  ? graph_lock+0x170/0x170
[  427.487721]  ? graph_lock+0x170/0x170
[  427.491527]  ? __do_page_cache_readahead+0x7ce/0x980
[  427.496645]  ? find_held_lock+0x36/0x1c0
[  427.500717]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  427.506265]  alloc_pages_current+0x10c/0x210
[  427.510682]  ? lock_downgrade+0x900/0x900
[  427.514850]  __page_cache_alloc+0x38f/0x5b0
[  427.519189]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  427.524989]  ? kasan_check_read+0x11/0x20
[  427.529151]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.534443]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  427.539126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.544675]  ? check_preemption_disabled+0x48/0x200
[  427.549708]  filemap_fault+0x1594/0x25f0
[  427.553790]  ? __lock_page_or_retry+0xa00/0xa00
[  427.558464]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  427.564261]  ? kasan_check_read+0x11/0x20
[  427.568426]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.573719]  ? rcu_bh_qs+0xc0/0xc0
[  427.577268]  ? print_usage_bug+0xc0/0xc0
[  427.581360]  ? filemap_map_pages+0xdea/0x1980
[  427.585872]  ? print_usage_bug+0xc0/0xc0
[  427.589953]  ? find_get_pages_range_tag+0x1320/0x1320
[  427.595146]  ? print_usage_bug+0xc0/0xc0
[  427.599298]  ? __lock_acquire+0x7ec/0x4ec0
[  427.603537]  ? graph_lock+0x170/0x170
[  427.607341]  ? __sigqueue_free.part.27+0x7d/0xa0
[  427.612106]  ? __lock_acquire+0x7ec/0x4ec0
[  427.616363]  ? lock_acquire+0x1ed/0x520
[  427.620343]  ? ext4_filemap_fault+0x7a/0xad
[  427.624675]  ? lock_release+0x970/0x970
[  427.628652]  ? arch_local_save_flags+0x40/0x40
[  427.633242]  ? mark_held_locks+0x130/0x130
[  427.637503]  ? down_read+0xb0/0x1d0
[  427.641137]  ? ext4_filemap_fault+0x7a/0xad
[  427.645474]  ? __down_interruptible+0x700/0x700
[  427.650151]  ? graph_lock+0x170/0x170
[  427.653957]  ? __sigqueue_free.part.27+0x7d/0xa0
[  427.658732]  ext4_filemap_fault+0x82/0xad
[  427.662891]  __do_fault+0x100/0x6b0
[  427.666524]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.671815]  ? print_bad_pte+0x6c0/0x6c0
[  427.675896]  ? pmd_val+0x88/0x100
[  427.679354]  ? add_mm_counter_fast+0xd0/0xd0
[  427.683764]  ? pmd_val+0x88/0x100
[  427.687224]  ? add_mm_counter_fast+0xd0/0xd0
[  427.691643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.697190]  __handle_mm_fault+0x3709/0x53e0
[  427.701620]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  427.706476]  ? graph_lock+0x170/0x170
[  427.710305]  ? print_usage_bug+0xc0/0xc0
[  427.714402]  ? graph_lock+0x170/0x170
[  427.718204]  ? graph_lock+0x170/0x170
[  427.722032]  ? handle_mm_fault+0x42a/0xc70
[  427.726273]  ? lock_downgrade+0x900/0x900
[  427.730426]  ? check_preemption_disabled+0x48/0x200
[  427.735459]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  427.741255]  ? kasan_check_read+0x11/0x20
[  427.745412]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  427.750698]  ? rcu_bh_qs+0xc0/0xc0
[  427.754245]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  427.759705]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  427.765256]  ? check_preemption_disabled+0x48/0x200
[  427.770292]  handle_mm_fault+0x54f/0xc70
[  427.774366]  ? __handle_mm_fault+0x53e0/0x53e0
[  427.778963]  ? find_vma+0x34/0x190
[  427.782517]  __do_page_fault+0x67d/0xed0
[  427.786592]  ? mm_fault_error+0x380/0x380
[  427.790754]  ? syscall_slow_exit_work+0x520/0x520
[  427.795615]  do_page_fault+0xf2/0x7e0
[  427.799429]  ? vmalloc_sync_all+0x30/0x30
[  427.803584]  ? error_entry+0x70/0xd0
[  427.807313]  ? trace_hardirqs_off_caller+0xbb/0x300
[  427.812333]  ? trace_hardirqs_on_caller+0xc0/0x300
[  427.817269]  ? syscall_return_slowpath+0x5e0/0x5e0
[  427.822202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.827053]  ? trace_hardirqs_off+0x300/0x300
[  427.831557]  ? trace_hardirqs_off_caller+0x300/0x300
[  427.836674]  ? prepare_exit_to_usermode+0x291/0x3b0
[  427.841702]  ? page_fault+0x8/0x30
[  427.845279]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  427.850134]  ? page_fault+0x8/0x30
[  427.853686]  page_fault+0x1e/0x30
[  427.857140] RIP: 0033:0x45db60
[  427.860340] Code: Bad RIP value.
[  427.863706] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  427.869076] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  427.876350] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  427.883639] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  427.890918] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  427.898196] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  427.905502] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  427.905566] aoe: skb alloc failure
[  427.912791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  427.912797] Call Trace:
[  427.912804]  <IRQ>
[  427.912826]  dump_stack+0x1c4/0x2b4
[  427.912855]  ? dump_stack_print_info.cold.2+0x52/0x52
[  427.912885]  warn_alloc.cold.118+0xb7/0x1bd
[  427.916438] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  427.925772]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  427.928338] syz-fuzzer cpuset=
[  427.930496]  ? lock_downgrade+0x900/0x900
[  427.934101] /
[  427.939303]  ? trace_hardirqs_off+0xb8/0x300
[  427.943596]  mems_allowed=0
[  427.953996]  ? trace_hardirqs_off+0xb8/0x300
[  427.979600]  __alloc_pages_slowpath+0x2667/0x2d80
[  427.984509]  ? warn_alloc+0x120/0x120
[  427.988331]  ? warn_alloc+0x120/0x120
[  427.992154]  ? print_usage_bug+0xc0/0xc0
[  427.996223]  ? warn_alloc+0x120/0x120
[  428.000031]  ? print_usage_bug+0xc0/0xc0
[  428.004102]  ? graph_lock+0x170/0x170
[  428.007920]  ? kvm_sched_clock_read+0x9/0x20
[  428.012338]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.017885]  ? should_fail+0x22d/0xd01
[  428.021784]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.026895]  ? __lock_acquire+0x7ec/0x4ec0
[  428.031146]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  428.036259]  ? __lock_acquire+0x7ec/0x4ec0
[  428.040503]  ? should_fail+0x22d/0xd01
[  428.044411]  ? mark_held_locks+0x130/0x130
[  428.048661]  ? mark_held_locks+0x130/0x130
[  428.052910]  ? select_task_rq_fair+0x754/0x34f0
[  428.057593]  ? lock_downgrade+0x900/0x900
[  428.062143]  ? check_preemption_disabled+0x48/0x200
[  428.067168]  ? graph_lock+0x170/0x170
[  428.070971]  ? print_usage_bug+0xc0/0xc0
[  428.075037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.080594]  ? check_preemption_disabled+0x48/0x200
[  428.085622]  ? check_preemption_disabled+0x48/0x200
[  428.090665]  ? __lock_is_held+0xb5/0x140
[  428.094744]  __alloc_pages_nodemask+0xa80/0xde0
[  428.099423]  ? graph_lock+0x170/0x170
[  428.103234]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  428.108252]  ? graph_lock+0x170/0x170
[  428.112069]  ? find_held_lock+0x36/0x1c0
[  428.116198]  ? ____cache_alloc_node+0x1c7/0x1e0
[  428.120878]  ? lock_downgrade+0x900/0x900
[  428.125045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.130594]  cache_grow_begin+0x91/0x8c0
[  428.134668]  ? do_raw_spin_unlock+0xa7/0x2f0
[  428.139091]  fallback_alloc+0x203/0x2e0
[  428.143086]  ____cache_alloc_node+0x1c7/0x1e0
[  428.147596]  kmem_cache_alloc_node+0xe3/0x730
[  428.152106]  ? ipv6_get_ifaddr+0x42e/0x620
[  428.156368]  __alloc_skb+0x119/0x770
[  428.160088]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.165382]  ? skb_scrub_packet+0x490/0x490
[  428.169708]  ? lock_downgrade+0x900/0x900
[  428.173875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.179420]  ? refcount_sub_and_test_checked+0x203/0x310
[  428.184885]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  428.190348]  ? addrconf_rs_timer+0x6f0/0x6f0
[  428.194780]  ndisc_alloc_skb+0x144/0x340
[  428.198863]  ndisc_send_rs+0x331/0x6e0
[  428.202764]  addrconf_rs_timer+0x3c0/0x6f0
[  428.207013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.211268]  call_timer_fn+0x272/0x920
[  428.215162]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.219404]  ? process_timeout+0x40/0x40
[  428.223473]  ? find_held_lock+0x36/0x1c0
[  428.227549]  ? __run_timers+0x7da/0xc70
[  428.231539]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.236037]  ? _raw_spin_unlock_irq+0x27/0x80
[  428.240535]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.244779]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  428.249371]  ? trace_hardirqs_on+0xbd/0x310
[  428.253697]  ? kasan_check_read+0x11/0x20
[  428.257858]  ? __run_timers+0x7da/0xc70
[  428.261853]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  428.267326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  428.271572]  __run_timers+0x7e5/0xc70
[  428.275391]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  428.280768]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  428.285789]  ? graph_lock+0x170/0x170
[  428.289597]  ? enqueue_hrtimer+0x1a5/0x560
[  428.293841]  ? lock_release+0x970/0x970
[  428.297824]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  428.303042]  ? find_held_lock+0x36/0x1c0
[  428.307122]  ? graph_lock+0x170/0x170
[  428.310931]  ? pvclock_read_flags+0x160/0x160
[  428.315436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.320979]  ? check_preemption_disabled+0x48/0x200
[  428.326016]  ? __lock_is_held+0xb5/0x140
[  428.330083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.335629]  ? check_preemption_disabled+0x48/0x200
[  428.340663]  run_timer_softirq+0x52/0xb0
[  428.344730]  ? rcu_read_lock_sched_held+0x108/0x120
[  428.349753]  __do_softirq+0x30b/0xad8
[  428.353570]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  428.358683]  ? pvclock_read_flags+0x160/0x160
[  428.363181]  ? lapic_next_event+0x5a/0x90
[  428.367337]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.372877]  ? check_preemption_disabled+0x48/0x200
[  428.377902]  ? check_preemption_disabled+0x48/0x200
[  428.382935]  ? kvm_clock_read+0x18/0x30
[  428.386913]  ? kvm_sched_clock_read+0x9/0x20
[  428.391327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.396877]  ? check_preemption_disabled+0x48/0x200
[  428.401915]  irq_exit+0x17f/0x1c0
[  428.405378]  smp_apic_timer_interrupt+0x1cb/0x760
[  428.410229]  ? smp_reschedule_interrupt+0x109/0x650
[  428.415254]  ? smp_call_function_single_interrupt+0x650/0x650
[  428.421145]  ? interrupt_entry+0xb5/0xf0
[  428.425213]  ? trace_hardirqs_off_caller+0xbb/0x300
[  428.430235]  ? trace_hardirqs_off_caller+0xbb/0x300
[  428.435259]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.440107]  ? trace_hardirqs_off+0x300/0x300
[  428.444608]  ? trace_hardirqs_off+0x300/0x300
[  428.449115]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.454657]  ? check_preemption_disabled+0x48/0x200
[  428.459696]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.464557]  apic_timer_interrupt+0xf/0x20
[  428.468788]  </IRQ>
[  428.471030] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  428.475966] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  428.494880] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  428.502598] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  428.509871] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  428.517144] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  428.524417] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  428.531687] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  428.539018]  skb_clone+0x1bb/0x500
[  428.542570]  ? skb_split+0x11e0/0x11e0
[  428.546469]  ? preempt_notifier_register+0x200/0x200
[  428.551578]  ? __switch_to_asm+0x34/0x70
[  428.555647]  ? __switch_to_asm+0x34/0x70
[  428.559725]  ? lockdep_hardirqs_on+0x421/0x5c0
[  428.564325]  bpf_clone_redirect+0xb9/0x490
[  428.568565]  ? trace_hardirqs_off_caller+0x300/0x300
[  428.573687]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  428.578718]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  428.583492]  ? find_held_lock+0x36/0x1c0
[  428.587568]  ? lock_acquire+0x1ed/0x520
[  428.591548]  ? bpf_test_run+0x32e/0x5a0
[  428.595534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  428.601082]  ? check_preemption_disabled+0x48/0x200
[  428.606121]  ? kasan_check_read+0x11/0x20
[  428.610276]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  428.615561]  ? rcu_bh_qs+0xc0/0xc0
[  428.619126]  ? bpf_test_run+0x1c0/0x5a0
[  428.623128]  ? netlink_diag_dump+0x2a0/0x2a0
[  428.627550]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.633089]  ? bpf_test_init.isra.9+0x70/0x100
[  428.637685]  ? bpf_prog_test_run_skb+0x634/0xb40
[  428.642459]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  428.647304]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  428.652853]  ? fput+0x130/0x1a0
[  428.656146]  ? __bpf_prog_get+0x9b/0x290
[  428.660214]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  428.665058]  ? bpf_prog_test_run+0x130/0x1a0
[  428.669478]  ? __x64_sys_bpf+0x3d8/0x510
[  428.673544]  ? bpf_prog_get+0x20/0x20
[  428.677378]  ? do_syscall_64+0x1b9/0x820
[  428.681445]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  428.686817]  ? syscall_return_slowpath+0x5e0/0x5e0
[  428.691764]  ? trace_hardirqs_off+0x300/0x300
[  428.696265]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  428.701285]  ? recalc_sigpending_tsk+0x180/0x180
[  428.706044]  ? kasan_check_write+0x14/0x20
[  428.710291]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  428.715155]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  428.720544] warn_alloc_show_mem: 1 callbacks suppressed
[  428.720557] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  428.720559] Mem-Info:
[  428.720590] active_anon:42551 inactive_anon:372 isolated_anon:0
[  428.720590]  active_file:18 inactive_file:16 isolated_file:0
[  428.720590]  unevictable:0 dirty:0 writeback:0 unstable:0
[  428.720590]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  428.720590]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  428.720590]  free:13623 free_pcp:186 free_cma:0
[  428.725941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  428.732887] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  428.735284] Call Trace:
[  428.768165] Node 0 
[  428.777526]  <IRQ>
[  428.805225] 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
[  428.807800]  dump_stack+0x1c4/0x2b4
[  428.810006] lowmem_reserve[]: 0
[  428.812170]  ? dump_stack_print_info.cold.2+0x52/0x52
[  428.837654]  2815 6318
[  428.841312]  warn_alloc.cold.118+0xb7/0x1bd
[  428.844550]  6318
[  428.849750]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  428.852224] Node 0 
[  428.856550]  ? lock_downgrade+0x900/0x900
[  428.858616] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  428.863441]  ? trace_hardirqs_off+0xb8/0x300
[  428.865648] lowmem_reserve[]: 0
[  428.869830]  ? trace_hardirqs_off+0xb8/0x300
[  428.896361]  0 3503
[  428.900813]  __alloc_pages_slowpath+0x2667/0x2d80
[  428.904047]  3503
[  428.908497]  ? warn_alloc+0x120/0x120
[  428.910683] Node 0 
[  428.915526]  ? __lock_acquire+0x7ec/0x4ec0
[  428.917593] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  428.921369]  ? warn_alloc+0x120/0x120
[  428.923581] lowmem_reserve[]: 0
[  428.927855]  ? print_usage_bug+0xc0/0xc0
[  428.956703]  0
[  428.960516]  ? warn_alloc+0x120/0x120
[  428.963765]  0 0
[  428.967851]  ? print_usage_bug+0xc0/0xc0
[  428.973437]  ? mark_held_locks+0x130/0x130
[  428.975392] Node 0 
[  428.979455]  ? mark_held_locks+0x130/0x130
[  428.983669] DMA: 
[  428.985909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  428.990130] 1*4kB 
[  428.992199]  ? should_fail+0x22d/0xd01
[  428.997720] (U) 
[  428.999877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.003742] 0*8kB 
[  429.005725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.011245] 0*16kB 
[  429.013397]  ? __lock_acquire+0x7ec/0x4ec0
[  429.018478] 1*32kB 
[  429.020715]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.024930] (U) 
[  429.027175]  ? should_fail+0x22d/0xd01
[  429.032252] 2*64kB (U) 
[  429.034253]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  429.038119] 1*128kB 
[  429.040711]  ? mark_held_locks+0x130/0x130
[  429.046209] (U) 1*256kB 
[  429.048562]  ? mark_held_locks+0x130/0x130
[  429.052780] (U) 
[  429.055454]  ? graph_lock+0x170/0x170
[  429.059660] 0*512kB 1*1024kB 
[  429.061658]  ? graph_lock+0x170/0x170
[  429.065429] (U) 1*2048kB 
[  429.068546]  ? print_usage_bug+0xc0/0xc0
[  429.072325] (M) 
[  429.075084]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.079121] 3*4096kB 
[  429.081099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.085481] (M) = 15908kB
[  429.087901]  ? check_preemption_disabled+0x48/0x200
[  429.093420] Node 0 
[  429.096185]  ? check_preemption_disabled+0x48/0x200
[  429.101170] DMA32: 4*4kB 
[  429.103428]  ? __lock_is_held+0xb5/0x140
[  429.108409] (UM) 
[  429.111178]  __alloc_pages_nodemask+0xa80/0xde0
[  429.115226] 3*8kB 
[  429.117322]  ? graph_lock+0x170/0x170
[  429.122495] (UM) 
[  429.124656]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  429.128436] 1*16kB 
[  429.130497]  ? graph_lock+0x170/0x170
[  429.135492] (M) 
[  429.137745]  ? find_held_lock+0x36/0x1c0
[  429.141511] 2*32kB (UM) 
[  429.143506]  ? ____cache_alloc_node+0x1c7/0x1e0
[  429.147532] 2*64kB (M) 
[  429.150215]  ? lock_downgrade+0x900/0x900
[  429.154867] 4*128kB 
[  429.157457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.161582] (UM) 
[  429.163916]  cache_grow_begin+0x91/0x8c0
[  429.169425] 2*256kB (M) 
[  429.171502]  ? do_raw_spin_unlock+0xa7/0x2f0
[  429.175534] 4*512kB (UM) 
[  429.178229]  fallback_alloc+0x203/0x2e0
[  429.182624] 3*1024kB (M) 
[  429.185405]  ____cache_alloc_node+0x1c7/0x1e0
[  429.189346] 3*2048kB (M) 
[  429.192120]  kmem_cache_alloc_node+0xe3/0x730
[  429.196599] 3*4096kB 
[  429.199364]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  429.203830] (M) = 24824kB
[  429.206266]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  429.211353] Node 0 
[  429.214117]  __alloc_skb+0x119/0x770
[  429.218679] Normal: 
[  429.220919]  ? calc_wheel_index+0x220/0x220
[  429.224610] 2044*4kB 
[  429.226941]  ? skb_scrub_packet+0x490/0x490
[  429.231238] (UMEH) 226*8kB 
[  429.233670]  ? vprintk_default+0x28/0x30
[  429.237953] (UMEH) 46*16kB 
[  429.240903]  ? vprintk_func+0x85/0x181
[  429.244946] (UME) 
[  429.247882]  ? printk+0xa7/0xcf
[  429.251741] 27*32kB (UME) 
[  429.253907]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  429.257160] 10*64kB (UME) 
[  429.260027]  new_skb+0x26/0x1c0
[  429.264757] 4*128kB 
[  429.267603]  aoecmd_cfg+0x279/0x7f0
[  429.270867] (UM) 
[  429.273196]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  429.276793] 0*256kB 2*512kB 
[  429.278876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.283170] (U) 
[  429.286191]  ? check_preemption_disabled+0x48/0x200
[  429.291706] 0*1024kB 
[  429.293678]  ? check_preemption_disabled+0x48/0x200
[  429.298675] 0*2048kB 
[  429.301094]  ? __lock_is_held+0xb5/0x140
[  429.306073] 0*4096kB = 13760kB
[  429.308502]  discover_timer+0x50/0x60
[  429.312538] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  429.315725]  call_timer_fn+0x272/0x920
[  429.319508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  429.328338]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  429.332205] 413 total pagecache pages
[  429.340781]  ? process_timeout+0x40/0x40
[  429.345606] 0 pages in swap cache
[  429.349405]  ? find_held_lock+0x36/0x1c0
[  429.353444] Swap cache stats: add 0, delete 0, find 0/0
[  429.353454] Free swap  = 0kB
[  429.356916]  ? mark_held_locks+0xc7/0x130
[  429.360945] Total swap = 0kB
[  429.360955] 1965979 pages RAM
[  429.366326]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.369317] 0 pages HighMem/MovableOnly
[  429.369327] 343323 pages reserved
[  429.373480]  ? _raw_spin_unlock_irq+0x27/0x80
[  429.376478] 0 pages cma reserved
[  429.379584]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  429.384146] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  429.388031]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  429.392132] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  429.395969]  ? trace_hardirqs_on+0xbd/0x310
[  429.399316] syz-executor3 cpuset=
[  429.404157]  ? kasan_check_read+0x11/0x20
[  429.410629] syz3
[  429.415227]  ? __run_timers+0x7da/0xc70
[  429.425695]  mems_allowed=0
[  429.430021]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  429.451901]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  429.456756]  __run_timers+0x7e5/0xc70
[  429.460578]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  429.465961]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  429.470988]  ? graph_lock+0x170/0x170
[  429.474801]  ? print_usage_bug+0xc0/0xc0
[  429.478875]  ? lock_release+0x970/0x970
[  429.482863]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  429.488069]  ? find_held_lock+0x36/0x1c0
[  429.492146]  ? graph_lock+0x170/0x170
[  429.495960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.501518]  ? check_preemption_disabled+0x48/0x200
[  429.506554]  ? __lock_is_held+0xb5/0x140
[  429.510632]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.516179]  ? check_preemption_disabled+0x48/0x200
[  429.521216]  run_timer_softirq+0x52/0xb0
[  429.525284]  ? rcu_read_lock_sched_held+0x108/0x120
[  429.530307]  __do_softirq+0x30b/0xad8
[  429.534126]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  429.539245]  ? pvclock_read_flags+0x160/0x160
[  429.543745]  ? lapic_next_event+0x5a/0x90
[  429.547901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.553452]  ? check_preemption_disabled+0x48/0x200
[  429.558482]  ? check_preemption_disabled+0x48/0x200
[  429.563515]  ? kvm_clock_read+0x18/0x30
[  429.567498]  ? kvm_sched_clock_read+0x9/0x20
[  429.571915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.577461]  ? check_preemption_disabled+0x48/0x200
[  429.582496]  irq_exit+0x17f/0x1c0
[  429.585964]  smp_apic_timer_interrupt+0x1cb/0x760
[  429.590849]  ? smp_reschedule_interrupt+0x109/0x650
[  429.595877]  ? smp_call_function_single_interrupt+0x650/0x650
[  429.601771]  ? interrupt_entry+0xb5/0xf0
[  429.605849]  ? trace_hardirqs_off_caller+0xbb/0x300
[  429.610869]  ? trace_hardirqs_off_caller+0xbb/0x300
[  429.615896]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.620743]  ? trace_hardirqs_off+0x300/0x300
[  429.625238]  ? trace_hardirqs_off+0x300/0x300
[  429.629738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.635277]  ? check_preemption_disabled+0x48/0x200
[  429.640297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.646826]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  429.651709]  apic_timer_interrupt+0xf/0x20
[  429.655945]  </IRQ>
[  429.658190] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  429.663906] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  429.682830] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  429.690563] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  429.697841] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  429.705112] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  429.712387] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  429.719660] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  429.726978]  cgroup_file_notify+0x226/0x2f0
[  429.731314]  ? cgroup_procs_write_finish+0xf0/0xf0
[  429.736247]  ? print_usage_bug+0xc0/0xc0
[  429.740321]  ? find_held_lock+0x36/0x1c0
[  429.744393]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.749951]  shrink_node+0x5e1/0x16b0
[  429.753765]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  429.759085]  ? shrink_node_memcg+0x18e0/0x18e0
[  429.763685]  ? kvm_clock_read+0x18/0x30
[  429.767668]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  429.772698]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  429.777197]  ? kasan_check_write+0x14/0x20
[  429.781438]  ? do_raw_spin_lock+0xc1/0x200
[  429.785679]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  429.791225]  ? __cpuset_node_allowed+0x19b/0x660
[  429.795989]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  429.801709]  ? delayacct_end+0x5a/0x100
[  429.805698]  do_try_to_free_pages+0x3e7/0x1290
[  429.810310]  ? shrink_node+0x16b0/0x16b0
[  429.814379]  ? __lock_is_held+0xb5/0x140
[  429.818464]  try_to_free_pages+0x4d0/0xb90
[  429.822711]  ? do_try_to_free_pages+0x1290/0x1290
[  429.827556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.833116]  ? lock_acquire+0x1ed/0x520
[  429.837104]  ? set_page_refcounted+0x280/0x280
[  429.841708]  ? lock_release+0x970/0x970
[  429.845702]  ? ___might_sleep+0x1ed/0x300
[  429.849871]  ? arch_local_save_flags+0x40/0x40
[  429.854477]  __alloc_pages_slowpath+0x993/0x2d80
[  429.859273]  ? warn_alloc+0x120/0x120
[  429.863079]  ? __radix_tree_lookup+0x4c0/0x4c0
[  429.867682]  ? find_get_entry+0x2f2/0xc40
[  429.871857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  429.877443]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  429.882385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  429.888022]  ? should_fail+0x22d/0xd01
[  429.891925]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  429.897041]  ? __lock_is_held+0xb5/0x140
[  429.901142]  ? __lock_is_held+0xb5/0x140
[  429.905220]  ? __lock_acquire+0x7ec/0x4ec0
[  429.909468]  ? ___might_sleep+0x1ed/0x300
[  429.913626]  ? lock_release+0x970/0x970
[  429.917619]  ? arch_local_save_flags+0x40/0x40
[  429.922231]  ? __might_sleep+0x95/0x190
[  429.926227]  __alloc_pages_nodemask+0xa80/0xde0
[  429.930920]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  429.935957]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  429.941760]  ? kasan_check_read+0x11/0x20
[  429.945918]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  429.951203]  ? graph_lock+0x170/0x170
[  429.955015]  ? print_usage_bug+0xc0/0xc0
[  429.959085]  ? graph_lock+0x170/0x170
[  429.962893]  ? graph_lock+0x170/0x170
[  429.966698]  ? __do_page_cache_readahead+0x7ce/0x980
[  429.971816]  ? find_held_lock+0x36/0x1c0
[  429.975898]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  429.981450]  alloc_pages_current+0x10c/0x210
[  429.985870]  ? lock_downgrade+0x900/0x900
[  429.990030]  __page_cache_alloc+0x38f/0x5b0
[  429.994451]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  430.000358]  ? kasan_check_read+0x11/0x20
[  430.004931]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.010229]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  430.014905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.020453]  ? check_preemption_disabled+0x48/0x200
[  430.025483]  filemap_fault+0x1594/0x25f0
[  430.029570]  ? __lock_page_or_retry+0xa00/0xa00
[  430.034249]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  430.040049]  ? kasan_check_read+0x11/0x20
[  430.044207]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.049493]  ? rcu_bh_qs+0xc0/0xc0
[  430.053047]  ? print_usage_bug+0xc0/0xc0
[  430.057468]  ? filemap_map_pages+0xdea/0x1980
[  430.062469]  ? print_usage_bug+0xc0/0xc0
[  430.066544]  ? find_get_pages_range_tag+0x1320/0x1320
[  430.071738]  ? print_usage_bug+0xc0/0xc0
[  430.075803]  ? __lock_acquire+0x7ec/0x4ec0
[  430.080051]  ? graph_lock+0x170/0x170
[  430.083865]  ? __sigqueue_free.part.27+0x7d/0xa0
[  430.088636]  ? __lock_acquire+0x7ec/0x4ec0
[  430.092893]  ? lock_acquire+0x1ed/0x520
[  430.096874]  ? ext4_filemap_fault+0x7a/0xad
[  430.101209]  ? lock_release+0x970/0x970
[  430.105190]  ? arch_local_save_flags+0x40/0x40
[  430.109782]  ? mark_held_locks+0x130/0x130
[  430.114034]  ? down_read+0xb0/0x1d0
[  430.117669]  ? ext4_filemap_fault+0x7a/0xad
[  430.122016]  ? __down_interruptible+0x700/0x700
[  430.126692]  ? graph_lock+0x170/0x170
[  430.130498]  ? __sigqueue_free.part.27+0x7d/0xa0
[  430.135275]  ext4_filemap_fault+0x82/0xad
[  430.139437]  __do_fault+0x100/0x6b0
[  430.143069]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.148358]  ? print_bad_pte+0x6c0/0x6c0
[  430.152432]  ? pmd_val+0x88/0x100
[  430.155891]  ? add_mm_counter_fast+0xd0/0xd0
[  430.160303]  ? pmd_val+0x88/0x100
[  430.163760]  ? add_mm_counter_fast+0xd0/0xd0
[  430.168178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.173727]  __handle_mm_fault+0x3709/0x53e0
[  430.178153]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  430.183002]  ? graph_lock+0x170/0x170
[  430.186808]  ? print_usage_bug+0xc0/0xc0
[  430.190890]  ? graph_lock+0x170/0x170
[  430.194694]  ? graph_lock+0x170/0x170
[  430.198520]  ? handle_mm_fault+0x42a/0xc70
[  430.202762]  ? lock_downgrade+0x900/0x900
[  430.206913]  ? check_preemption_disabled+0x48/0x200
[  430.211944]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  430.217741]  ? kasan_check_read+0x11/0x20
[  430.221911]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.227195]  ? rcu_bh_qs+0xc0/0xc0
[  430.230743]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.236202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.241746]  ? check_preemption_disabled+0x48/0x200
[  430.246779]  handle_mm_fault+0x54f/0xc70
[  430.250859]  ? __handle_mm_fault+0x53e0/0x53e0
[  430.255448]  ? find_vma+0x34/0x190
[  430.259000]  __do_page_fault+0x67d/0xed0
[  430.263074]  ? mm_fault_error+0x380/0x380
[  430.267235]  ? syscall_slow_exit_work+0x520/0x520
[  430.272088]  do_page_fault+0xf2/0x7e0
[  430.275897]  ? vmalloc_sync_all+0x30/0x30
[  430.280050]  ? error_entry+0x70/0xd0
[  430.283770]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.288788]  ? trace_hardirqs_on_caller+0xc0/0x300
[  430.293719]  ? syscall_return_slowpath+0x5e0/0x5e0
[  430.298652]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.303497]  ? trace_hardirqs_off+0x300/0x300
[  430.308000]  ? trace_hardirqs_off_caller+0x300/0x300
[  430.313117]  ? prepare_exit_to_usermode+0x291/0x3b0
[  430.318146]  ? page_fault+0x8/0x30
[  430.321699]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.326552]  ? page_fault+0x8/0x30
[  430.330100]  page_fault+0x1e/0x30
[  430.333558] RIP: 0033:0x45db60
[  430.336756] Code: Bad RIP value.
[  430.340119] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  430.345488] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  430.352761] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  430.360035] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  430.367303] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  430.374572] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  430.381884] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  430.381949] aoe: skb alloc failure
[  430.389169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  430.389180] Call Trace:
[  430.392788] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  430.402054]  <IRQ>
[  430.404634] syz-fuzzer cpuset=
[  430.414865]  dump_stack+0x1c4/0x2b4
[  430.416997] /
[  430.420189]  ? dump_stack_print_info.cold.2+0x52/0x52
[  430.423797]  mems_allowed=0
[  430.425527]  warn_alloc.cold.118+0xb7/0x1bd
[  430.437928]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  430.442784]  ? lock_downgrade+0x900/0x900
[  430.446944]  ? trace_hardirqs_off+0xb8/0x300
[  430.451370]  ? trace_hardirqs_off+0xb8/0x300
[  430.455792]  __alloc_pages_slowpath+0x2667/0x2d80
[  430.460677]  ? warn_alloc+0x120/0x120
[  430.464491]  ? warn_alloc+0x120/0x120
[  430.468304]  ? print_usage_bug+0xc0/0xc0
[  430.472371]  ? warn_alloc+0x120/0x120
[  430.476172]  ? lock_downgrade+0x900/0x900
[  430.480324]  ? print_usage_bug+0xc0/0xc0
[  430.484394]  ? kasan_check_read+0x11/0x20
[  430.488545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  430.494088]  ? should_fail+0x22d/0xd01
[  430.497987]  ? rcu_bh_qs+0xc0/0xc0
[  430.501536]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.506645]  ? __lock_acquire+0x7ec/0x4ec0
[  430.510893]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  430.515996]  ? __lock_acquire+0x7ec/0x4ec0
[  430.520236]  ? should_fail+0x22d/0xd01
[  430.524146]  ? mark_held_locks+0x130/0x130
[  430.528391]  ? mark_held_locks+0x130/0x130
[  430.532635]  ? try_to_wake_up+0x10a/0x12f0
[  430.536875]  ? graph_lock+0x170/0x170
[  430.540685]  ? print_usage_bug+0xc0/0xc0
[  430.544754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.550297]  ? check_preemption_disabled+0x48/0x200
[  430.555315]  ? check_preemption_disabled+0x48/0x200
[  430.560355]  ? __lock_is_held+0xb5/0x140
[  430.564431]  __alloc_pages_nodemask+0xa80/0xde0
[  430.569105]  ? graph_lock+0x170/0x170
[  430.572925]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  430.577943]  ? graph_lock+0x170/0x170
[  430.581761]  ? find_held_lock+0x36/0x1c0
[  430.585851]  ? ____cache_alloc_node+0x1c7/0x1e0
[  430.590530]  ? lock_downgrade+0x900/0x900
[  430.594694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.600243]  cache_grow_begin+0x91/0x8c0
[  430.604313]  ? do_raw_spin_unlock+0xa7/0x2f0
[  430.608739]  fallback_alloc+0x203/0x2e0
[  430.612728]  ____cache_alloc_node+0x1c7/0x1e0
[  430.617233]  kmem_cache_alloc_node+0xe3/0x730
[  430.621735]  ? ipv6_get_ifaddr+0x42e/0x620
[  430.625987]  __alloc_skb+0x119/0x770
[  430.629706]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  430.634990]  ? skb_scrub_packet+0x490/0x490
[  430.639316]  ? lock_downgrade+0x900/0x900
[  430.643477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.649021]  ? refcount_sub_and_test_checked+0x203/0x310
[  430.654481]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  430.659937]  ? addrconf_rs_timer+0x6f0/0x6f0
[  430.664371]  ndisc_alloc_skb+0x144/0x340
[  430.668447]  ndisc_send_rs+0x331/0x6e0
[  430.672349]  addrconf_rs_timer+0x3c0/0x6f0
[  430.676599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.680861]  call_timer_fn+0x272/0x920
[  430.684753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.689002]  ? process_timeout+0x40/0x40
[  430.693065]  ? find_held_lock+0x36/0x1c0
[  430.697147]  ? __run_timers+0x7da/0xc70
[  430.701134]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.705635]  ? _raw_spin_unlock_irq+0x27/0x80
[  430.710136]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.714379]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  430.718967]  ? trace_hardirqs_on+0xbd/0x310
[  430.723287]  ? kasan_check_read+0x11/0x20
[  430.727438]  ? __run_timers+0x7da/0xc70
[  430.731503]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  430.736996]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  430.741237]  __run_timers+0x7e5/0xc70
[  430.745060]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  430.750429]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  430.755453]  ? graph_lock+0x170/0x170
[  430.759262]  ? enqueue_hrtimer+0x1a5/0x560
[  430.763497]  ? lock_release+0x970/0x970
[  430.767478]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  430.772680]  ? find_held_lock+0x36/0x1c0
[  430.776750]  ? graph_lock+0x170/0x170
[  430.780558]  ? pvclock_read_flags+0x160/0x160
[  430.785059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.790601]  ? check_preemption_disabled+0x48/0x200
[  430.795634]  ? __lock_is_held+0xb5/0x140
[  430.799725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.805268]  ? check_preemption_disabled+0x48/0x200
[  430.810303]  run_timer_softirq+0x52/0xb0
[  430.814371]  ? rcu_read_lock_sched_held+0x108/0x120
[  430.819394]  __do_softirq+0x30b/0xad8
[  430.823211]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  430.828323]  ? pvclock_read_flags+0x160/0x160
[  430.832824]  ? lapic_next_event+0x5a/0x90
[  430.836986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.842528]  ? check_preemption_disabled+0x48/0x200
[  430.847547]  ? check_preemption_disabled+0x48/0x200
[  430.852577]  ? kvm_clock_read+0x18/0x30
[  430.856559]  ? kvm_sched_clock_read+0x9/0x20
[  430.860975]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.866514]  ? check_preemption_disabled+0x48/0x200
[  430.871550]  irq_exit+0x17f/0x1c0
[  430.875012]  smp_apic_timer_interrupt+0x1cb/0x760
[  430.879870]  ? smp_reschedule_interrupt+0x109/0x650
[  430.884893]  ? smp_call_function_single_interrupt+0x650/0x650
[  430.890781]  ? interrupt_entry+0xb5/0xf0
[  430.894856]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.899875]  ? trace_hardirqs_off_caller+0xbb/0x300
[  430.904898]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.909747]  ? trace_hardirqs_off+0x300/0x300
[  430.914244]  ? trace_hardirqs_off+0x300/0x300
[  430.918748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  430.924294]  ? check_preemption_disabled+0x48/0x200
[  430.929327]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  430.934194]  apic_timer_interrupt+0xf/0x20
[  430.938431]  </IRQ>
[  430.940681] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  430.945624] Code: 7e 0f 85 cf fe ff ff e8 76 b6 3e ff e9 c5 fe ff ff e8 8d 13 c3 ff 48 83 3d 2d 62 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  430.965043] RSP: 0000:ffff88019a51f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  430.972771] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  430.980057] RDX: 0000000000000000 RSI: ffff88019e1a4f40 RDI: 0000000000000282
[  430.987346] RBP: ffff88019a51f7b0 R08: ffff88019e1a46c0 R09: 0000000000000000
[  430.994632] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  431.001916] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  431.009250]  skb_clone+0x1bb/0x500
[  431.012801]  ? skb_split+0x11e0/0x11e0
[  431.016706]  ? preempt_notifier_register+0x200/0x200
[  431.021819]  ? __switch_to_asm+0x34/0x70
[  431.025901]  ? __switch_to_asm+0x34/0x70
[  431.029983]  ? lockdep_hardirqs_on+0x421/0x5c0
[  431.034588]  bpf_clone_redirect+0xb9/0x490
[  431.038840]  ? trace_hardirqs_off_caller+0x300/0x300
[  431.043968]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  431.048998]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  431.053829]  ? find_held_lock+0x36/0x1c0
[  431.057918]  ? lock_acquire+0x1ed/0x520
[  431.061895]  ? bpf_test_run+0x32e/0x5a0
[  431.065875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.071419]  ? check_preemption_disabled+0x48/0x200
[  431.076446]  ? kasan_check_read+0x11/0x20
[  431.080603]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.085892]  ? rcu_bh_qs+0xc0/0xc0
[  431.089452]  ? bpf_test_run+0x1c0/0x5a0
[  431.093444]  ? netlink_diag_dump+0x2a0/0x2a0
[  431.097876]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.103415]  ? bpf_test_init.isra.9+0x70/0x100
[  431.108012]  ? bpf_prog_test_run_skb+0x634/0xb40
[  431.112781]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  431.117627]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  431.123166]  ? fput+0x130/0x1a0
[  431.126453]  ? __bpf_prog_get+0x9b/0x290
[  431.131150]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  431.135993]  ? bpf_prog_test_run+0x130/0x1a0
[  431.140412]  ? __x64_sys_bpf+0x3d8/0x510
[  431.144478]  ? bpf_prog_get+0x20/0x20
[  431.148303]  ? do_syscall_64+0x1b9/0x820
[  431.152392]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  431.157765]  ? syscall_return_slowpath+0x5e0/0x5e0
[  431.162702]  ? trace_hardirqs_off+0x300/0x300
[  431.167201]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  431.172222]  ? recalc_sigpending_tsk+0x180/0x180
[  431.176983]  ? kasan_check_write+0x14/0x20
[  431.181229]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  431.186085]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  431.191478] warn_alloc_show_mem: 1 callbacks suppressed
[  431.191491] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  431.191493] Mem-Info:
[  431.191525] active_anon:42551 inactive_anon:372 isolated_anon:0
[  431.191525]  active_file:18 inactive_file:16 isolated_file:0
[  431.191525]  unevictable:0 dirty:0 writeback:0 unstable:0
[  431.191525]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  431.191525]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  431.191525]  free:13623 free_pcp:186 free_cma:0
[  431.196865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  431.196875] Call Trace:
[  431.203817] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  431.206218]  <IRQ>
[  431.239101] Node 0 
[  431.248474]  dump_stack+0x1c4/0x2b4
[  431.251066] 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
[  431.278721]  ? dump_stack_print_info.cold.2+0x52/0x52
[  431.280855] lowmem_reserve[]:
[  431.283105]  warn_alloc.cold.118+0xb7/0x1bd
[  431.286702]  0
[  431.312212]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  431.317378]  2815 6318
[  431.320501]  ? lock_downgrade+0x900/0x900
[  431.324792]  6318
[  431.326620]  ? trace_hardirqs_off+0xb8/0x300
[  431.331426] Node 0 
[  431.333926]  ? trace_hardirqs_off+0xb8/0x300
[  431.338086] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  431.340134]  __alloc_pages_slowpath+0x2667/0x2d80
[  431.344513] lowmem_reserve[]: 0
[  431.346791]  ? warn_alloc+0x120/0x120
[  431.351144]  0 3503
[  431.377715]  ? warn_alloc+0x120/0x120
[  431.382536]  3503
[  431.385816]  ? print_usage_bug+0xc0/0xc0
[  431.391842]  ? warn_alloc+0x120/0x120
[  431.395618] Node 0 Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  431.397690]  ? print_usage_bug+0xc0/0xc0
[  431.401722] lowmem_reserve[]: 0
[  431.405535]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  431.434493]  0 0
[  431.438616]  ? ktime_get+0x2e1/0x440
[  431.441876]  0
[  431.446895]  ? check_preemption_disabled+0x48/0x200
[  431.452580]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  431.454358] Node 0 
[  431.459374]  ? should_fail+0x22d/0xd01
[  431.464892] DMA: 
[  431.467126]  ? kasan_check_read+0x11/0x20
[  431.467147]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  431.471013] 1*4kB 
[  431.473077]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.477194] (U) 0*8kB 
[  431.482487]  ? __lock_acquire+0x7ec/0x4ec0
[  431.484622] 0*16kB 
[  431.489725]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  431.492194] 1*32kB (U) 
[  431.496440]  ? should_fail+0x22d/0xd01
[  431.498657] 2*64kB 
[  431.503767]  ? mark_held_locks+0x130/0x130
[  431.506323] (U) 
[  431.510213]  ? mark_held_locks+0x130/0x130
[  431.512423] 1*128kB (U) 
[  431.516677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.518631] 1*256kB 
[  431.522883]  ? graph_lock+0x170/0x170
[  431.525523] (U) 
[  431.531064]  ? mark_held_locks+0xc7/0x130
[  431.531085]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  431.533392] 0*512kB 
[  431.537207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.539149] 1*1024kB (U) 
[  431.543317]  ? check_preemption_disabled+0x48/0x200
[  431.548314] 1*2048kB 
[  431.550653]  ? check_preemption_disabled+0x48/0x200
[  431.556155] (M) 3*4096kB 
[  431.558944]  ? __lock_is_held+0xb5/0x140
[  431.563921] (M) = 15908kB
[  431.566360]  __alloc_pages_nodemask+0xa80/0xde0
[  431.571364] Node 0 
[  431.574121]  ? graph_lock+0x170/0x170
[  431.578169] DMA32: 
[  431.580931]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  431.585573] 4*4kB 
[  431.587809]  ? graph_lock+0x170/0x170
[  431.591579] (UM) 3*8kB 
[  431.593852]  ? find_held_lock+0x36/0x1c0
[  431.598826] (UM) 1*16kB 
[  431.601006]  ? ____cache_alloc_node+0x1c7/0x1e0
[  431.604773] (M) 2*32kB 
[  431.607380]  ? lock_downgrade+0x900/0x900
[  431.611416] (UM) 
[  431.614096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.618731] 2*64kB (M) 
[  431.621334]  cache_grow_begin+0x91/0x8c0
[  431.625448] 4*128kB (UM) 
[  431.627522]  ? do_raw_spin_unlock+0xa7/0x2f0
[  431.633035] 2*256kB (M) 
[  431.635646]  fallback_alloc+0x203/0x2e0
[  431.639693] 4*512kB 
[  431.642453]  ____cache_alloc_node+0x1c7/0x1e0
[  431.646846] (UM) 
[  431.649523]  kmem_cache_alloc_node+0xe3/0x730
[  431.653465] 3*1024kB (M) 
[  431.655807]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  431.660277] 3*2048kB (M) 
[  431.662354]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  431.666819] 3*4096kB (M) 
[  431.669599]  __alloc_skb+0x119/0x770
[  431.674666] = 24824kB
[  431.674676] Node 0 
[  431.677442]  ? calc_wheel_index+0x220/0x220
[  431.682003] Normal: 
[  431.684763]  ? skb_scrub_packet+0x490/0x490
[  431.688459] 2044*4kB 
[  431.690882]  ? vprintk_default+0x28/0x30
[  431.693084] (UMEH) 226*8kB 
[  431.697415]  ? vprintk_func+0x85/0x181
[  431.699809] (UMEH) 
[  431.704140]  ? printk+0xa7/0xcf
[  431.706531] 46*16kB 
[  431.710594]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  431.713500] (UME) 
[  431.717391]  new_skb+0x26/0x1c0
[  431.719603] 27*32kB 
[  431.722884]  aoecmd_cfg+0x279/0x7f0
[  431.725187] (UME) 
[  431.729947]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  431.732073] 10*64kB (UME) 
[  431.735370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.737667] 4*128kB (UM) 
[  431.741306]  ? check_preemption_disabled+0x48/0x200
[  431.743436] 0*256kB 
[  431.747754]  ? check_preemption_disabled+0x48/0x200
[  431.750572] 2*512kB (U) 
[  431.756134]  ? __lock_is_held+0xb5/0x140
[  431.758869] 0*1024kB 
[  431.763896]  discover_timer+0x50/0x60
[  431.766184] 0*2048kB 0*4096kB 
[  431.771214]  call_timer_fn+0x272/0x920
[  431.773861] = 13760kB
[  431.773876] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  431.777942]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  431.780350] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  431.780360] 413 total pagecache pages
[  431.784163]  ? process_timeout+0x40/0x40
[  431.787339] 0 pages in swap cache
[  431.791223]  ? find_held_lock+0x36/0x1c0
[  431.793627] Swap cache stats: add 0, delete 0, find 0/0
[  431.802465]  ? mark_held_locks+0xc7/0x130
[  431.807283] Free swap  = 0kB
[  431.815868]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.819650] Total swap = 0kB
[  431.823712]  ? _raw_spin_unlock_irq+0x27/0x80
[  431.827145] 1965979 pages RAM
[  431.831201]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  431.831219]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  431.836559] 0 pages HighMem/MovableOnly
[  431.836569] 343323 pages reserved
[  431.840718]  ? trace_hardirqs_on+0xbd/0x310
[  431.843714] 0 pages cma reserved
[  431.848207]  ? kasan_check_read+0x11/0x20
[  431.851268] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  431.855697]  ? __run_timers+0x7da/0xc70
[  431.859364] kworker/0:7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  431.863629]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  431.863662]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  431.868423] kworker/0:7 cpuset=
[  431.872400]  __run_timers+0x7e5/0xc70
[  431.872431]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  431.876063] /
[  431.880316]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  431.880338]  ? graph_lock+0x170/0x170
[  431.880359]  ? print_usage_bug+0xc0/0xc0
[  431.880378]  ? lock_release+0x970/0x970
[  431.880395]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  431.880417]  ? find_held_lock+0x36/0x1c0
[  431.880437]  ? graph_lock+0x170/0x170
[  431.883932]  mems_allowed=0
[  431.888084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.971465]  ? check_preemption_disabled+0x48/0x200
[  431.976506]  ? __lock_is_held+0xb5/0x140
[  431.980578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  431.986127]  ? check_preemption_disabled+0x48/0x200
[  431.991164]  run_timer_softirq+0x52/0xb0
[  431.995233]  ? rcu_read_lock_sched_held+0x108/0x120
[  432.000257]  __do_softirq+0x30b/0xad8
[  432.004077]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  432.009192]  ? pvclock_read_flags+0x160/0x160
[  432.013692]  ? lapic_next_event+0x5a/0x90
[  432.017856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.023399]  ? check_preemption_disabled+0x48/0x200
[  432.028416]  ? check_preemption_disabled+0x48/0x200
[  432.033446]  ? kvm_clock_read+0x18/0x30
[  432.037424]  ? kvm_sched_clock_read+0x9/0x20
[  432.041855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.047399]  ? check_preemption_disabled+0x48/0x200
[  432.052433]  irq_exit+0x17f/0x1c0
[  432.055899]  smp_apic_timer_interrupt+0x1cb/0x760
[  432.061254]  ? smp_reschedule_interrupt+0x109/0x650
[  432.066281]  ? smp_call_function_single_interrupt+0x650/0x650
[  432.072171]  ? interrupt_entry+0xb5/0xf0
[  432.076242]  ? trace_hardirqs_off_caller+0xbb/0x300
[  432.081260]  ? trace_hardirqs_off_caller+0xbb/0x300
[  432.086283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.091133]  ? trace_hardirqs_off+0x300/0x300
[  432.095635]  ? trace_hardirqs_off+0x300/0x300
[  432.100137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.105690]  ? check_preemption_disabled+0x48/0x200
[  432.110713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.116268]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.121134]  apic_timer_interrupt+0xf/0x20
[  432.125374]  </IRQ>
[  432.127622] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  432.133342] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  432.152342] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  432.160065] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  432.167337] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  432.174608] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  432.181887] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  432.189159] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  432.196474]  cgroup_file_notify+0x226/0x2f0
[  432.200807]  ? cgroup_procs_write_finish+0xf0/0xf0
[  432.205752]  ? print_usage_bug+0xc0/0xc0
[  432.209826]  ? find_held_lock+0x36/0x1c0
[  432.213906]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.219473]  shrink_node+0x5e1/0x16b0
[  432.223282]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  432.228592]  ? shrink_node_memcg+0x18e0/0x18e0
[  432.233214]  ? kvm_clock_read+0x18/0x30
[  432.237199]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  432.242234]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  432.246731]  ? kasan_check_write+0x14/0x20
[  432.250975]  ? do_raw_spin_lock+0xc1/0x200
[  432.255219]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  432.260766]  ? __cpuset_node_allowed+0x19b/0x660
[  432.265534]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  432.271252]  ? delayacct_end+0x5a/0x100
[  432.275247]  do_try_to_free_pages+0x3e7/0x1290
[  432.279870]  ? shrink_node+0x16b0/0x16b0
[  432.283943]  ? __lock_is_held+0xb5/0x140
[  432.288029]  try_to_free_pages+0x4d0/0xb90
[  432.292276]  ? do_try_to_free_pages+0x1290/0x1290
[  432.297123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.302679]  ? lock_acquire+0x1ed/0x520
[  432.306661]  ? set_page_refcounted+0x280/0x280
[  432.311260]  ? lock_release+0x970/0x970
[  432.315248]  ? ___might_sleep+0x1ed/0x300
[  432.319410]  ? arch_local_save_flags+0x40/0x40
[  432.324016]  __alloc_pages_slowpath+0x993/0x2d80
[  432.328816]  ? warn_alloc+0x120/0x120
[  432.332636]  ? __radix_tree_lookup+0x4c0/0x4c0
[  432.337239]  ? find_get_entry+0x2f2/0xc40
[  432.341403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  432.346950]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  432.351886]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.357428]  ? should_fail+0x22d/0xd01
[  432.361327]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.366449]  ? __lock_is_held+0xb5/0x140
[  432.370549]  ? __lock_is_held+0xb5/0x140
[  432.374630]  ? __lock_acquire+0x7ec/0x4ec0
[  432.378881]  ? ___might_sleep+0x1ed/0x300
[  432.383034]  ? lock_release+0x970/0x970
[  432.387018]  ? arch_local_save_flags+0x40/0x40
[  432.391624]  ? __might_sleep+0x95/0x190
[  432.395617]  __alloc_pages_nodemask+0xa80/0xde0
[  432.400304]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  432.405326]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  432.411130]  ? kasan_check_read+0x11/0x20
[  432.415293]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.420584]  ? graph_lock+0x170/0x170
[  432.424402]  ? print_usage_bug+0xc0/0xc0
[  432.428473]  ? graph_lock+0x170/0x170
[  432.432291]  ? graph_lock+0x170/0x170
[  432.436099]  ? __do_page_cache_readahead+0x7ce/0x980
[  432.441214]  ? find_held_lock+0x36/0x1c0
[  432.445288]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  432.450852]  alloc_pages_current+0x10c/0x210
[  432.455265]  ? lock_downgrade+0x900/0x900
[  432.459429]  __page_cache_alloc+0x38f/0x5b0
[  432.463756]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  432.469558]  ? kasan_check_read+0x11/0x20
[  432.473712]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.478998]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  432.483677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.489219]  ? check_preemption_disabled+0x48/0x200
[  432.494251]  filemap_fault+0x1594/0x25f0
[  432.498332]  ? __lock_page_or_retry+0xa00/0xa00
[  432.503005]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  432.508804]  ? kasan_check_read+0x11/0x20
[  432.512968]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.518252]  ? rcu_bh_qs+0xc0/0xc0
[  432.521805]  ? print_usage_bug+0xc0/0xc0
[  432.525888]  ? filemap_map_pages+0xdea/0x1980
[  432.530397]  ? print_usage_bug+0xc0/0xc0
[  432.534472]  ? find_get_pages_range_tag+0x1320/0x1320
[  432.539671]  ? print_usage_bug+0xc0/0xc0
[  432.543735]  ? __lock_acquire+0x7ec/0x4ec0
[  432.547975]  ? graph_lock+0x170/0x170
[  432.551780]  ? __sigqueue_free.part.27+0x7d/0xa0
[  432.556548]  ? __lock_acquire+0x7ec/0x4ec0
[  432.560808]  ? lock_acquire+0x1ed/0x520
[  432.564796]  ? ext4_filemap_fault+0x7a/0xad
[  432.569129]  ? lock_release+0x970/0x970
[  432.573112]  ? arch_local_save_flags+0x40/0x40
[  432.577704]  ? mark_held_locks+0x130/0x130
[  432.581963]  ? down_read+0xb0/0x1d0
[  432.585602]  ? ext4_filemap_fault+0x7a/0xad
[  432.589937]  ? __down_interruptible+0x700/0x700
[  432.594619]  ? graph_lock+0x170/0x170
[  432.598428]  ? __sigqueue_free.part.27+0x7d/0xa0
[  432.603204]  ext4_filemap_fault+0x82/0xad
[  432.607365]  __do_fault+0x100/0x6b0
[  432.611004]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.616297]  ? print_bad_pte+0x6c0/0x6c0
[  432.620378]  ? pmd_val+0x88/0x100
[  432.623843]  ? add_mm_counter_fast+0xd0/0xd0
[  432.628254]  ? pmd_val+0x88/0x100
[  432.631713]  ? add_mm_counter_fast+0xd0/0xd0
[  432.636135]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.641690]  __handle_mm_fault+0x3709/0x53e0
[  432.646119]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  432.650970]  ? graph_lock+0x170/0x170
[  432.654776]  ? print_usage_bug+0xc0/0xc0
[  432.658856]  ? graph_lock+0x170/0x170
[  432.662665]  ? graph_lock+0x170/0x170
[  432.666498]  ? handle_mm_fault+0x42a/0xc70
[  432.670740]  ? lock_downgrade+0x900/0x900
[  432.674893]  ? check_preemption_disabled+0x48/0x200
[  432.679921]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  432.685719]  ? kasan_check_read+0x11/0x20
[  432.689880]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  432.695166]  ? rcu_bh_qs+0xc0/0xc0
[  432.698708]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  432.704162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.709711]  ? check_preemption_disabled+0x48/0x200
[  432.714745]  handle_mm_fault+0x54f/0xc70
[  432.718818]  ? __handle_mm_fault+0x53e0/0x53e0
[  432.723420]  ? find_vma+0x34/0x190
[  432.726972]  __do_page_fault+0x67d/0xed0
[  432.731052]  ? mm_fault_error+0x380/0x380
[  432.735214]  ? syscall_slow_exit_work+0x520/0x520
[  432.740069]  do_page_fault+0xf2/0x7e0
[  432.743883]  ? vmalloc_sync_all+0x30/0x30
[  432.748037]  ? error_entry+0x70/0xd0
[  432.751759]  ? trace_hardirqs_off_caller+0xbb/0x300
[  432.757108]  ? trace_hardirqs_on_caller+0xc0/0x300
[  432.762048]  ? syscall_return_slowpath+0x5e0/0x5e0
[  432.766988]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.771849]  ? trace_hardirqs_off+0x300/0x300
[  432.776349]  ? trace_hardirqs_off_caller+0x300/0x300
[  432.781465]  ? prepare_exit_to_usermode+0x291/0x3b0
[  432.786490]  ? page_fault+0x8/0x30
[  432.790038]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  432.794888]  ? page_fault+0x8/0x30
[  432.798440]  page_fault+0x1e/0x30
[  432.801897] RIP: 0033:0x45db60
[  432.805099] Code: Bad RIP value.
[  432.808470] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  432.813846] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  432.821123] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  432.828397] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  432.835671] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  432.842946] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  432.850261] CPU: 0 PID: 16011 Comm: kworker/0:7 Not tainted 4.19.0-rc2+ #95
[  432.850326] aoe: skb alloc failure
[  432.857376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  432.857400] Workqueue: events_long br_fdb_cleanup
[  432.857408] Call Trace:
[  432.857429]  dump_stack+0x1c4/0x2b4
[  432.857449]  ? dump_stack_print_info.cold.2+0x52/0x52
[  432.861050] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  432.870364]  warn_alloc.cold.118+0xb7/0x1bd
[  432.875180] syz-fuzzer cpuset=
[  432.877773]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  432.881377] /
[  432.886572]  ? lock_downgrade+0x900/0x900
[  432.896783]  mems_allowed=0
[  432.901117]  ? trace_hardirqs_off+0xb8/0x300
[  432.922305]  ? trace_hardirqs_off+0xb8/0x300
[  432.926732]  __alloc_pages_slowpath+0x2667/0x2d80
[  432.931617]  ? warn_alloc+0x120/0x120
[  432.935434]  ? warn_alloc+0x120/0x120
[  432.939246]  ? print_usage_bug+0xc0/0xc0
[  432.943308]  ? lockdep_on+0x50/0x50
[  432.946945]  ? lock_pin_lock+0x350/0x350
[  432.951020]  ? lock_pin_lock+0x350/0x350
[  432.955584]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  432.961139]  ? should_fail+0x22d/0xd01
[  432.965030]  ? put_prev_task_fair+0x80/0x80
[  432.969361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  432.974470]  ? __lock_acquire+0x7ec/0x4ec0
[  432.978713]  ? __lock_acquire+0x2881/0x4ec0
[  432.983035]  ? should_fail+0x22d/0xd01
[  432.986935]  ? print_usage_bug+0xc0/0xc0
[  432.991017]  ? mark_held_locks+0x130/0x130
[  432.995269]  ? mark_held_locks+0x130/0x130
[  432.999513]  ? check_usage_forwards+0x3e0/0x3e0
[  433.004193]  ? graph_lock+0x170/0x170
[  433.008003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.013546]  ? check_preemption_disabled+0x48/0x200
[  433.018566]  ? check_preemption_disabled+0x48/0x200
[  433.023598]  ? __lock_is_held+0xb5/0x140
[  433.027674]  __alloc_pages_nodemask+0xa80/0xde0
[  433.032350]  ? graph_lock+0x170/0x170
[  433.036161]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  433.041184]  ? graph_lock+0x170/0x170
[  433.045006]  ? find_held_lock+0x36/0x1c0
[  433.049088]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.053769]  ? lock_downgrade+0x900/0x900
[  433.057934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.063485]  cache_grow_begin+0x91/0x8c0
[  433.067552]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.071976]  fallback_alloc+0x203/0x2e0
[  433.075967]  ____cache_alloc_node+0x1c7/0x1e0
[  433.080478]  kmem_cache_alloc_node+0xe3/0x730
[  433.084979]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  433.090781]  ? kasan_check_read+0x11/0x20
[  433.094937]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.100234]  __alloc_skb+0x119/0x770
[  433.103960]  ? skb_scrub_packet+0x490/0x490
[  433.108295]  ? call_switchdev_notifiers+0x43/0x60
[  433.113156]  ? br_switchdev_fdb_notify+0xd1/0x510
[  433.118011]  ? br_switchdev_set_port_flag+0x3c0/0x3c0
[  433.123903]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  433.129709]  ? kasan_check_read+0x11/0x20
[  433.133879]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.139160]  ? rcu_bh_qs+0xc0/0xc0
[  433.142716]  fdb_notify+0x9e/0x180
[  433.146270]  fdb_delete+0x803/0x1200
[  433.150005]  ? fdb_create+0x1710/0x1710
[  433.153993]  ? ip_vs_info_seq_show+0x1030/0x1030
[  433.158775]  ? lock_acquire+0x1ed/0x520
[  433.162759]  ? br_fdb_cleanup+0x186/0x630
[  433.166916]  ? lock_release+0x970/0x970
[  433.170897]  ? kasan_check_read+0x11/0x20
[  433.175056]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.180342]  ? kasan_check_write+0x14/0x20
[  433.184585]  ? do_raw_spin_lock+0xc1/0x200
[  433.188847]  br_fdb_cleanup+0x4f0/0x630
[  433.192847]  ? br_fdb_change_mac_address+0x540/0x540
[  433.197961]  ? __lock_is_held+0xb5/0x140
[  433.202042]  process_one_work+0xc90/0x1b90
[  433.206284]  ? mark_held_locks+0x130/0x130
[  433.210537]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  433.215215]  ? __switch_to_asm+0x40/0x70
[  433.219286]  ? __switch_to_asm+0x34/0x70
[  433.223353]  ? __switch_to_asm+0x40/0x70
[  433.227417]  ? __switch_to_asm+0x34/0x70
[  433.231485]  ? __switch_to_asm+0x40/0x70
[  433.235552]  ? __switch_to_asm+0x34/0x70
[  433.239616]  ? __switch_to_asm+0x40/0x70
[  433.243695]  ? __schedule+0x874/0x1ed0
[  433.247600]  ? lock_downgrade+0x900/0x900
[  433.251759]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.257308]  ? graph_lock+0x170/0x170
[  433.261136]  ? lockdep_hardirqs_on+0x421/0x5c0
[  433.265737]  ? retint_kernel+0x2d/0x2d
[  433.269673]  ? find_held_lock+0x36/0x1c0
[  433.273763]  ? lock_acquire+0x1ed/0x520
[  433.277742]  ? worker_thread+0x3e0/0x1390
[  433.281904]  ? lock_release+0x970/0x970
[  433.285888]  ? trace_hardirqs_off+0xb8/0x300
[  433.290306]  ? kasan_check_read+0x11/0x20
[  433.294461]  ? worker_thread+0x3e0/0x1390
[  433.298614]  ? trace_hardirqs_on+0x310/0x310
[  433.303038]  ? kasan_check_write+0x14/0x20
[  433.307286]  ? do_raw_spin_lock+0xc1/0x200
[  433.311534]  worker_thread+0x17f/0x1390
[  433.315513]  ? __switch_to_asm+0x34/0x70
[  433.319598]  ? process_one_work+0x1b90/0x1b90
[  433.324116]  ? graph_lock+0x170/0x170
[  433.327924]  ? graph_lock+0x170/0x170
[  433.331731]  ? find_held_lock+0x36/0x1c0
[  433.335813]  ? find_held_lock+0x36/0x1c0
[  433.339901]  ? __kthread_parkme+0xce/0x1a0
[  433.344153]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.349261]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  433.354372]  ? lockdep_hardirqs_on+0x421/0x5c0
[  433.358965]  ? trace_hardirqs_on+0xbd/0x310
[  433.363288]  ? kasan_check_read+0x11/0x20
[  433.367441]  ? __kthread_parkme+0xce/0x1a0
[  433.371681]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  433.377143]  ? kasan_check_write+0x14/0x20
[  433.381385]  ? do_raw_spin_lock+0xc1/0x200
[  433.385637]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  433.390748]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.396292]  ? __kthread_parkme+0xfb/0x1a0
[  433.400538]  kthread+0x35a/0x420
[  433.403915]  ? process_one_work+0x1b90/0x1b90
[  433.408416]  ? kthread_bind+0x40/0x40
[  433.412226]  ret_from_fork+0x3a/0x50
[  433.415968] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  433.415984] warn_alloc_show_mem: 1 callbacks suppressed
[  433.415990] Mem-Info:
[  433.422914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  433.428291] active_anon:42551 inactive_anon:372 isolated_anon:0
[  433.428291]  active_file:18 inactive_file:16 isolated_file:0
[  433.428291]  unevictable:0 dirty:0 writeback:0 unstable:0
[  433.428291]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  433.428291]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  433.428291]  free:13623 free_pcp:186 free_cma:0
[  433.430667] Call Trace:
[  433.440067] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  433.474429]  <IRQ>
[  433.477020] Node 0 
[  433.504708]  dump_stack+0x1c4/0x2b4
[  433.506878] 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
[  433.509091]  ? dump_stack_print_info.cold.2+0x52/0x52
[  433.512692] lowmem_reserve[]: 0
[  433.538227]  warn_alloc.cold.118+0xb7/0x1bd
[  433.543391]  2815
[  433.546674]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  433.550966]  6318 6318
[  433.553042]  ? lock_downgrade+0x900/0x900
[  433.557870] Node 0 
[  433.560374]  ? trace_hardirqs_off+0xb8/0x300
[  433.564526] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  433.566744]  ? trace_hardirqs_off+0xb8/0x300
[  433.571128] lowmem_reserve[]: 0
[  433.597712]  __alloc_pages_slowpath+0x2667/0x2d80
[  433.602093]  0
[  433.605409]  ? warn_alloc+0x120/0x120
[  433.610202]  3503
[  433.612018]  ? warn_alloc+0x120/0x120
[  433.615786]  3503
[  433.617878]  ? print_usage_bug+0xc0/0xc0
[  433.621657] Node 0 
[  433.623722]  ? warn_alloc+0x120/0x120
[  433.627791] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  433.629998]  ? print_usage_bug+0xc0/0xc0
[  433.633772] lowmem_reserve[]: 0
[  433.662245]  ? put_dec+0x3b/0xf0
[  433.666291]  0
[  433.669578]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  433.672916]  0 0
[  433.674729]  ? should_fail+0x22d/0xd01
[  433.680248] Node 0 
[  433.682242]  ? __lock_acquire+0x7ec/0x4ec0
[  433.686089] DMA: 1*4kB 
[  433.688351]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.692557] (U) 0*8kB 
[  433.695152]  ? __lock_acquire+0x7ec/0x4ec0
[  433.700235] 0*16kB 1*32kB 
[  433.702748]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  433.706955] (U) 2*64kB 
[  433.709808]  ? __lock_acquire+0x7ec/0x4ec0
[  433.714882] (U) 1*128kB 
[  433.717477]  ? should_fail+0x22d/0xd01
[  433.721683] (U) 1*256kB 
[  433.724375]  ? mark_held_locks+0x130/0x130
[  433.728227] (U) 0*512kB 
[  433.730910]  ? mark_held_locks+0x130/0x130
[  433.735123] 1*1024kB (U) 
[  433.737812]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.742019] 1*2048kB (M) 
[  433.744794]  ? trace_hardirqs_on+0x310/0x310
[  433.749179] 3*4096kB (M) 
[  433.751950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.756328] = 15908kB
[  433.756338] Node 0 
[  433.759099]  ? wq_watchdog_touch+0x9c/0xfe
[  433.764613] DMA32: 4*4kB 
[  433.767048]  ? io_serial_in+0x11/0x90
[  433.769257] (UM) 3*8kB 
[  433.773510]  ? graph_lock+0x170/0x170
[  433.776241] (UM) 1*16kB 
[  433.780054]  ? print_usage_bug+0xc0/0xc0
[  433.782615] (M) 2*32kB 
[  433.786432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.789081] (UM) 
[  433.793142]  ? check_preemption_disabled+0x48/0x200
[  433.795703] 2*64kB (M) 
[  433.801252]  ? check_preemption_disabled+0x48/0x200
[  433.803297] 4*128kB (UM) 
[  433.808331]  ? __lock_is_held+0xb5/0x140
[  433.810878] 2*256kB (M) 
[  433.815909]  __alloc_pages_nodemask+0xa80/0xde0
[  433.818641] 4*512kB (UM) 
[  433.822710]  ? graph_lock+0x170/0x170
[  433.825356] 3*1024kB (M) 
[  433.830039]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  433.832771] 3*2048kB (M) 
[  433.836581]  ? graph_lock+0x170/0x170
[  433.839313] 3*4096kB (M) 
[  433.844351]  ? find_held_lock+0x36/0x1c0
[  433.847072] = 24824kB
[  433.847082] Node 0 
[  433.850891]  ? ____cache_alloc_node+0x1c7/0x1e0
[  433.853617] Normal: 2044*4kB 
[  433.857688]  ? lock_downgrade+0x900/0x900
[  433.860075] (UMEH) 226*8kB 
[  433.862329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.866966] (UMEH) 46*16kB 
[  433.870089]  cache_grow_begin+0x91/0x8c0
[  433.874212] (UME) 
[  433.877149]  ? do_raw_spin_unlock+0xa7/0x2f0
[  433.882663] 27*32kB (UME) 
[  433.885609]  fallback_alloc+0x203/0x2e0
[  433.889638] 10*64kB (UME) 
[  433.891812]  ____cache_alloc_node+0x1c7/0x1e0
[  433.896189] 4*128kB (UM) 
[  433.899053]  kmem_cache_alloc_node+0xe3/0x730
[  433.902993] 0*256kB 2*512kB 
[  433.905868]  ? ipv6_get_ifaddr+0x42e/0x620
[  433.910327] (U) 0*1024kB 0*2048kB 0*4096kB = 13760kB
[  433.913128]  __alloc_skb+0x119/0x770
[  433.917661] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  433.920679]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  433.924897] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  433.930242]  ? skb_scrub_packet+0x490/0x490
[  433.933932] 413 total pagecache pages
[  433.943355]  ? lock_downgrade+0x900/0x900
[  433.948612] 0 pages in swap cache
[  433.957195]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  433.961490] Swap cache stats: add 0, delete 0, find 0/0
[  433.961512] Free swap  = 0kB
[  433.965318]  ? refcount_sub_and_test_checked+0x203/0x310
[  433.969436] Total swap = 0kB
[  433.969446] 1965979 pages RAM
[  433.972903]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  433.978412] 0 pages HighMem/MovableOnly
[  433.978423] 343323 pages reserved
[  433.983797]  ? addrconf_rs_timer+0x6f0/0x6f0
[  433.986787] 0 pages cma reserved
[  434.001552] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  434.003818]  ndisc_alloc_skb+0x144/0x340
[  434.007763] ksoftirqd/0 cpuset=
[  434.011228]  ndisc_send_rs+0x331/0x6e0
[  434.015761] /
[  434.019022]  addrconf_rs_timer+0x3c0/0x6f0
[  434.019052]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.019085]  call_timer_fn+0x272/0x920
[  434.019100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.019118]  ? process_timeout+0x40/0x40
[  434.019138]  ? find_held_lock+0x36/0x1c0
[  434.029626]  mems_allowed=0
[  434.033693]  ? mark_held_locks+0xc7/0x130
[  434.074647]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.079161]  ? _raw_spin_unlock_irq+0x27/0x80
[  434.083676]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.087926]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  434.092518]  ? trace_hardirqs_on+0xbd/0x310
[  434.096850]  ? kasan_check_read+0x11/0x20
[  434.101013]  ? __run_timers+0x7da/0xc70
[  434.105000]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.110464]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  434.115321]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  434.119566]  __run_timers+0x7e5/0xc70
[  434.123397]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  434.128769]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  434.133794]  ? graph_lock+0x170/0x170
[  434.137605]  ? print_usage_bug+0xc0/0xc0
[  434.141680]  ? lock_release+0x970/0x970
[  434.145660]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  434.150870]  ? find_held_lock+0x36/0x1c0
[  434.154944]  ? graph_lock+0x170/0x170
[  434.158763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.164308]  ? check_preemption_disabled+0x48/0x200
[  434.169355]  ? __lock_is_held+0xb5/0x140
[  434.173427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.178976]  ? check_preemption_disabled+0x48/0x200
[  434.184010]  run_timer_softirq+0x52/0xb0
[  434.188080]  ? rcu_read_lock_sched_held+0x108/0x120
[  434.193109]  __do_softirq+0x30b/0xad8
[  434.196930]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  434.202055]  ? pvclock_read_flags+0x160/0x160
[  434.206579]  ? lapic_next_event+0x5a/0x90
[  434.210754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.216297]  ? check_preemption_disabled+0x48/0x200
[  434.221320]  ? check_preemption_disabled+0x48/0x200
[  434.226351]  ? kvm_clock_read+0x18/0x30
[  434.230349]  ? kvm_sched_clock_read+0x9/0x20
[  434.234770]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.240311]  ? check_preemption_disabled+0x48/0x200
[  434.245344]  irq_exit+0x17f/0x1c0
[  434.248806]  smp_apic_timer_interrupt+0x1cb/0x760
[  434.253667]  ? smp_reschedule_interrupt+0x109/0x650
[  434.258692]  ? smp_call_function_single_interrupt+0x650/0x650
[  434.264582]  ? interrupt_entry+0xb5/0xf0
[  434.268657]  ? trace_hardirqs_off_caller+0xbb/0x300
[  434.273674]  ? trace_hardirqs_off_caller+0xbb/0x300
[  434.278697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.283560]  ? trace_hardirqs_off+0x300/0x300
[  434.288062]  ? trace_hardirqs_off+0x300/0x300
[  434.292569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.298117]  ? check_preemption_disabled+0x48/0x200
[  434.303142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.308694]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.313551]  apic_timer_interrupt+0xf/0x20
[  434.317784]  </IRQ>
[  434.320033] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  434.325749] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  434.344650] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  434.352361] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  434.359636] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  434.366918] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  434.374197] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  434.381563] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  434.388910]  cgroup_file_notify+0x226/0x2f0
[  434.393278]  ? cgroup_procs_write_finish+0xf0/0xf0
[  434.398218]  ? print_usage_bug+0xc0/0xc0
[  434.402300]  ? find_held_lock+0x36/0x1c0
[  434.406394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.411948]  shrink_node+0x5e1/0x16b0
[  434.415759]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  434.421070]  ? shrink_node_memcg+0x18e0/0x18e0
[  434.425668]  ? kvm_clock_read+0x18/0x30
[  434.429651]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  434.434685]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  434.439181]  ? kasan_check_write+0x14/0x20
[  434.443420]  ? do_raw_spin_lock+0xc1/0x200
[  434.447660]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  434.453200]  ? __cpuset_node_allowed+0x19b/0x660
[  434.457975]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  434.463710]  ? delayacct_end+0x5a/0x100
[  434.467701]  do_try_to_free_pages+0x3e7/0x1290
[  434.472314]  ? shrink_node+0x16b0/0x16b0
[  434.476380]  ? __lock_is_held+0xb5/0x140
[  434.480464]  try_to_free_pages+0x4d0/0xb90
[  434.484709]  ? do_try_to_free_pages+0x1290/0x1290
[  434.489565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.495121]  ? lock_acquire+0x1ed/0x520
[  434.499099]  ? set_page_refcounted+0x280/0x280
[  434.503696]  ? lock_release+0x970/0x970
[  434.507683]  ? ___might_sleep+0x1ed/0x300
[  434.511849]  ? arch_local_save_flags+0x40/0x40
[  434.516455]  __alloc_pages_slowpath+0x993/0x2d80
[  434.521249]  ? warn_alloc+0x120/0x120
[  434.525058]  ? __radix_tree_lookup+0x4c0/0x4c0
[  434.529675]  ? find_get_entry+0x2f2/0xc40
[  434.533847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  434.539394]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  434.544331]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.549883]  ? should_fail+0x22d/0xd01
[  434.553781]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  434.558887]  ? __lock_is_held+0xb5/0x140
[  434.562987]  ? __lock_is_held+0xb5/0x140
[  434.567061]  ? __lock_acquire+0x7ec/0x4ec0
[  434.571306]  ? ___might_sleep+0x1ed/0x300
[  434.575455]  ? lock_release+0x970/0x970
[  434.579436]  ? arch_local_save_flags+0x40/0x40
[  434.584039]  ? __might_sleep+0x95/0x190
[  434.588028]  __alloc_pages_nodemask+0xa80/0xde0
[  434.592708]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  434.597730]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  434.603529]  ? kasan_check_read+0x11/0x20
[  434.607682]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.612969]  ? graph_lock+0x170/0x170
[  434.616777]  ? print_usage_bug+0xc0/0xc0
[  434.620853]  ? graph_lock+0x170/0x170
[  434.624658]  ? graph_lock+0x170/0x170
[  434.628465]  ? __do_page_cache_readahead+0x7ce/0x980
[  434.633582]  ? find_held_lock+0x36/0x1c0
[  434.637664]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  434.643210]  alloc_pages_current+0x10c/0x210
[  434.647629]  ? lock_downgrade+0x900/0x900
[  434.651799]  __page_cache_alloc+0x38f/0x5b0
[  434.656136]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  434.661939]  ? kasan_check_read+0x11/0x20
[  434.666092]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.671377]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  434.676054]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.681598]  ? check_preemption_disabled+0x48/0x200
[  434.686638]  filemap_fault+0x1594/0x25f0
[  434.690724]  ? __lock_page_or_retry+0xa00/0xa00
[  434.695402]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  434.701200]  ? kasan_check_read+0x11/0x20
[  434.705380]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.710661]  ? rcu_bh_qs+0xc0/0xc0
[  434.714213]  ? print_usage_bug+0xc0/0xc0
[  434.718293]  ? filemap_map_pages+0xdea/0x1980
[  434.722801]  ? print_usage_bug+0xc0/0xc0
[  434.726892]  ? find_get_pages_range_tag+0x1320/0x1320
[  434.732087]  ? print_usage_bug+0xc0/0xc0
[  434.736155]  ? __lock_acquire+0x7ec/0x4ec0
[  434.740401]  ? graph_lock+0x170/0x170
[  434.744209]  ? __sigqueue_free.part.27+0x7d/0xa0
[  434.748984]  ? __lock_acquire+0x7ec/0x4ec0
[  434.753253]  ? lock_acquire+0x1ed/0x520
[  434.757242]  ? ext4_filemap_fault+0x7a/0xad
[  434.761576]  ? lock_release+0x970/0x970
[  434.765558]  ? arch_local_save_flags+0x40/0x40
[  434.770155]  ? mark_held_locks+0x130/0x130
[  434.774414]  ? down_read+0xb0/0x1d0
[  434.778052]  ? ext4_filemap_fault+0x7a/0xad
[  434.782393]  ? __down_interruptible+0x700/0x700
[  434.787070]  ? graph_lock+0x170/0x170
[  434.790880]  ? __sigqueue_free.part.27+0x7d/0xa0
[  434.795659]  ext4_filemap_fault+0x82/0xad
[  434.799817]  __do_fault+0x100/0x6b0
[  434.803459]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.808757]  ? print_bad_pte+0x6c0/0x6c0
[  434.812832]  ? pmd_val+0x88/0x100
[  434.816301]  ? add_mm_counter_fast+0xd0/0xd0
[  434.820714]  ? pmd_val+0x88/0x100
[  434.824181]  ? add_mm_counter_fast+0xd0/0xd0
[  434.828600]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.834156]  __handle_mm_fault+0x3709/0x53e0
[  434.838581]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  434.843437]  ? graph_lock+0x170/0x170
[  434.847242]  ? print_usage_bug+0xc0/0xc0
[  434.851310]  ? graph_lock+0x170/0x170
[  434.855112]  ? graph_lock+0x170/0x170
[  434.858941]  ? handle_mm_fault+0x42a/0xc70
[  434.863184]  ? lock_downgrade+0x900/0x900
[  434.867333]  ? check_preemption_disabled+0x48/0x200
[  434.872363]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  434.878169]  ? kasan_check_read+0x11/0x20
[  434.882324]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  434.887604]  ? rcu_bh_qs+0xc0/0xc0
[  434.891153]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  434.896625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  434.902170]  ? check_preemption_disabled+0x48/0x200
[  434.907206]  handle_mm_fault+0x54f/0xc70
[  434.911277]  ? __handle_mm_fault+0x53e0/0x53e0
[  434.915874]  ? find_vma+0x34/0x190
[  434.919426]  __do_page_fault+0x67d/0xed0
[  434.923506]  ? mm_fault_error+0x380/0x380
[  434.927683]  ? syscall_slow_exit_work+0x520/0x520
[  434.932536]  do_page_fault+0xf2/0x7e0
[  434.936345]  ? vmalloc_sync_all+0x30/0x30
[  434.940499]  ? error_entry+0x70/0xd0
[  434.944222]  ? trace_hardirqs_off_caller+0xbb/0x300
[  434.949244]  ? trace_hardirqs_on_caller+0xc0/0x300
[  434.954475]  ? syscall_return_slowpath+0x5e0/0x5e0
[  434.959414]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.964266]  ? trace_hardirqs_off+0x300/0x300
[  434.968767]  ? trace_hardirqs_off_caller+0x300/0x300
[  434.973880]  ? prepare_exit_to_usermode+0x291/0x3b0
[  434.978903]  ? page_fault+0x8/0x30
[  434.982463]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  434.987314]  ? page_fault+0x8/0x30
[  434.990864]  page_fault+0x1e/0x30
[  434.994318] RIP: 0033:0x45db60
[  434.997517] Code: Bad RIP value.
[  435.000880] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  435.006245] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  435.013514] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  435.020785] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  435.028056] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  435.035330] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  435.042640] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  435.042710] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  435.049403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  435.049413] Call Trace:
[  435.056004] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  435.065254]  dump_stack+0x1c4/0x2b4
[  435.067819] syz-fuzzer cpuset=
[  435.078054]  ? dump_stack_print_info.cold.2+0x52/0x52
[  435.081656] /
[  435.084871]  warn_alloc.cold.118+0xb7/0x1bd
[  435.090035]  mems_allowed=0
[  435.091747]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  435.103807]  ? lock_downgrade+0x900/0x900
[  435.107979]  ? trace_hardirqs_off+0xb8/0x300
[  435.112397]  ? trace_hardirqs_off+0xb8/0x300
[  435.116821]  __alloc_pages_slowpath+0x2667/0x2d80
[  435.122454]  ? warn_alloc+0x120/0x120
[  435.126262]  ? pskb_put+0xb0/0xb0
[  435.129720]  ? warn_alloc+0x120/0x120
[  435.133531]  ? print_usage_bug+0xc0/0xc0
[  435.137596]  ? warn_alloc+0x120/0x120
[  435.141401]  ? print_usage_bug+0xc0/0xc0
[  435.145469]  ? __kfree_skb+0x20/0x20
[  435.149197]  ? ipv6_chk_mcast_addr+0x377/0x940
[  435.153794]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.159371]  ? should_fail+0x22d/0xd01
[  435.163279]  ? ipv6_dev_mc_dec+0x260/0x260
[  435.169451]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.174575]  ? __lock_acquire+0x7ec/0x4ec0
[  435.178848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  435.183977]  ? should_fail+0x22d/0xd01
[  435.187905]  ? mark_held_locks+0x130/0x130
[  435.192172]  ? mark_held_locks+0x130/0x130
[  435.196441]  ? ipv6_rcv+0x42a/0x650
[  435.200094]  ? lock_downgrade+0x900/0x900
[  435.204270]  ? check_preemption_disabled+0x48/0x200
[  435.209321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.214890]  ? check_preemption_disabled+0x48/0x200
[  435.219931]  ? check_preemption_disabled+0x48/0x200
[  435.224990]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  435.230558]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.235875]  ? rcu_pm_notify+0xc0/0xc0
[  435.239796]  __alloc_pages_nodemask+0xa80/0xde0
[  435.244517]  ? graph_lock+0x170/0x170
[  435.248360]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  435.253401]  ? graph_lock+0x170/0x170
[  435.257241]  ? find_held_lock+0x36/0x1c0
[  435.261338]  ? ____cache_alloc_node+0x1c7/0x1e0
[  435.266130]  ? lock_downgrade+0x900/0x900
[  435.270314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.275895]  cache_grow_begin+0x91/0x8c0
[  435.279990]  ? do_raw_spin_unlock+0xa7/0x2f0
[  435.284435]  fallback_alloc+0x203/0x2e0
[  435.288442]  ____cache_alloc_node+0x1c7/0x1e0
[  435.292968]  kmem_cache_alloc+0x1f8/0x730
[  435.297140]  ? netif_receive_skb_internal+0x620/0x620
[  435.302359]  __build_skb+0xab/0x430
[  435.306004]  ? skb_try_coalesce+0x1b70/0x1b70
[  435.310525]  ? __alloc_pages_nodemask+0xde0/0xde0
[  435.315387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.320939]  ? check_preemption_disabled+0x48/0x200
[  435.325984]  __napi_alloc_skb+0x1d6/0x310
[  435.330156]  page_to_skb.isra.42+0xee/0x960
[  435.334495]  ? check_preemption_disabled+0x48/0x200
[  435.339532]  ? virtnet_remove+0xf0/0xf0
[  435.343523]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  435.349331]  ? kasan_check_read+0x11/0x20
[  435.353492]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.358783]  ? rcu_bh_qs+0xc0/0xc0
[  435.362346]  receive_mergeable+0x15af/0x3c40
[  435.366769]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.372317]  ? ip6t_do_table+0xded/0x1d30
[  435.376486]  ? virtnet_probe+0x2320/0x2320
[  435.380731]  ? audit_add_watch+0xae1/0xdc0
[  435.384980]  ? check_preemption_disabled+0x48/0x200
[  435.390005]  ? check_preemption_disabled+0x48/0x200
[  435.395046]  ? __lock_is_held+0xb5/0x140
[  435.399138]  ? rcu_read_lock_sched_held+0x108/0x120
[  435.404169]  ? update_cfs_rq_load_avg.part.64+0x253/0x2e0
[  435.409721]  ? tg_unthrottle_up+0x220/0x220
[  435.414073]  ? update_load_avg+0x13b8/0x2470
[  435.418489]  ? __lock_is_held+0xb5/0x140
[  435.422557]  ? graph_lock+0x170/0x170
[  435.426375]  ? attach_entity_load_avg+0x860/0x860
[  435.431234]  ? graph_lock+0x170/0x170
[  435.435042]  ? graph_lock+0x170/0x170
[  435.438870]  ? rb_erase+0x3710/0x3710
[  435.442676]  ? mark_held_locks+0x130/0x130
[  435.446918]  ? print_usage_bug+0xc0/0xc0
[  435.450995]  ? graph_lock+0x170/0x170
[  435.454802]  ? find_held_lock+0x36/0x1c0
[  435.458888]  ? print_usage_bug+0xc0/0xc0
[  435.462955]  ? cpuacct_charge+0x265/0x440
[  435.467125]  ? __lock_acquire+0x7ec/0x4ec0
[  435.471377]  ? update_curr+0x4cf/0xbe0
[  435.475274]  ? graph_lock+0x170/0x170
[  435.479093]  ? __update_load_avg_se+0x664/0xb90
[  435.483784]  ? mark_held_locks+0x130/0x130
[  435.488040]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  435.493866]  ? kasan_check_read+0x11/0x20
[  435.498052]  ? __update_load_avg_blocked_se+0x730/0x730
[  435.503448]  ? __update_load_avg_se+0xb90/0xb90
[  435.508190]  ? update_load_avg+0x387/0x2470
[  435.512543]  ? select_task_rq_fair+0x754/0x34f0
[  435.517245]  ? attach_entity_load_avg+0x860/0x860
[  435.522096]  ? graph_lock+0x170/0x170
[  435.525914]  ? account_entity_enqueue+0x3a3/0x660
[  435.530765]  ? graph_lock+0x170/0x170
[  435.534582]  ? rb_erase+0x3710/0x3710
[  435.538389]  ? mark_held_locks+0x130/0x130
[  435.542632]  ? rb_erase_cached+0xc78/0x3720
[  435.546963]  ? graph_lock+0x170/0x170
[  435.550767]  ? find_held_lock+0x36/0x1c0
[  435.554841]  ? print_usage_bug+0xc0/0xc0
[  435.558910]  ? print_usage_bug+0xc0/0xc0
[  435.562980]  ? print_usage_bug+0xc0/0xc0
[  435.567045]  ? print_usage_bug+0xc0/0xc0
[  435.571130]  receive_buf+0xb4c/0x3380
[  435.574945]  ? __lock_acquire+0x7ec/0x4ec0
[  435.579200]  ? receive_mergeable+0x3c40/0x3c40
[  435.583793]  ? mark_held_locks+0x130/0x130
[  435.588030]  ? mark_held_locks+0x130/0x130
[  435.592274]  ? mark_held_locks+0x130/0x130
[  435.596511]  ? mark_held_locks+0x130/0x130
[  435.600746]  ? print_usage_bug+0xc0/0xc0
[  435.604815]  ? __account_cfs_rq_runtime+0x790/0x790
[  435.609872]  ? __lock_acquire+0x7ec/0x4ec0
[  435.614135]  ? graph_lock+0x170/0x170
[  435.617938]  ? print_usage_bug+0xc0/0xc0
[  435.622006]  ? graph_lock+0x170/0x170
[  435.625812]  ? put_prev_task_fair+0x80/0x80
[  435.630145]  ? update_curr+0x344/0xbe0
[  435.634034]  ? __update_load_avg_se+0xb90/0xb90
[  435.638703]  ? __lock_is_held+0xb5/0x140
[  435.642777]  ? find_held_lock+0x36/0x1c0
[  435.646854]  ? graph_lock+0x170/0x170
[  435.650664]  ? print_usage_bug+0xc0/0xc0
[  435.654728]  ? debug_object_activate+0x402/0x600
[  435.659488]  ? lock_downgrade+0x900/0x900
[  435.663653]  ? find_held_lock+0x36/0x1c0
[  435.667725]  ? mark_held_locks+0xc7/0x130
[  435.671886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.677427]  ? vring_use_dma_api+0xa5/0xc0
[  435.681663]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.687206]  ? vring_unmap_one+0x5a/0x410
[  435.691354]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  435.695942]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  435.701497]  ? detach_buf+0x34b/0x5d0
[  435.705312]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  435.710862]  ? virtqueue_get_buf_ctx+0x3d1/0x860
[  435.715629]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  435.720744]  ? detach_buf+0x5d0/0x5d0
[  435.724551]  ? __lock_acquire+0x7ec/0x4ec0
[  435.728807]  virtnet_poll+0x421/0x105f
[  435.732724]  ? receive_buf+0x3380/0x3380
[  435.736802]  ? estimation_timer+0x5d0/0x890
[  435.741143]  ? net_rx_action+0x480/0x1950
[  435.745293]  ? net_rx_action+0x480/0x1950
[  435.749450]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  435.754050]  ? call_timer_fn+0x2c0/0x920
[  435.758127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.763673]  ? check_preemption_disabled+0x48/0x200
[  435.768702]  net_rx_action+0x7c5/0x1950
[  435.772697]  ? napi_complete_done+0x6d0/0x6d0
[  435.777198]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  435.782243]  ? __run_timers+0xa20/0xc70
[  435.786225]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.790724]  ? _raw_spin_unlock_irq+0x27/0x80
[  435.795231]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  435.799821]  ? trace_hardirqs_on+0xbd/0x310
[  435.804156]  ? kasan_check_read+0x11/0x20
[  435.808315]  ? __run_timers+0xa20/0xc70
[  435.812306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.817864]  ? _raw_spin_unlock_irq+0x60/0x80
[  435.822376]  ? __run_timers+0xa4a/0xc70
[  435.826373]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  435.831743]  ? compat_start_thread+0x80/0x80
[  435.836163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.841720]  ? kasan_check_write+0x14/0x20
[  435.845962]  ? finish_task_switch+0x2f5/0x900
[  435.850463]  ? __switch_to_asm+0x40/0x70
[  435.854545]  ? preempt_notifier_register+0x200/0x200
[  435.859658]  ? __switch_to_asm+0x34/0x70
[  435.863725]  ? __switch_to_asm+0x40/0x70
[  435.867790]  ? __switch_to_asm+0x34/0x70
[  435.871869]  ? __switch_to_asm+0x40/0x70
[  435.875939]  ? __switch_to_asm+0x34/0x70
[  435.880005]  ? __switch_to_asm+0x40/0x70
[  435.884081]  ? pvclock_read_flags+0x160/0x160
[  435.888590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.894135]  ? check_preemption_disabled+0x48/0x200
[  435.899155]  ? check_preemption_disabled+0x48/0x200
[  435.904185]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  435.909724]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  435.915008]  ? rcu_pm_notify+0xc0/0xc0
[  435.918921]  __do_softirq+0x30b/0xad8
[  435.922744]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  435.927865]  ? trace_hardirqs_on+0x310/0x310
[  435.932288]  ? schedule+0x108/0x460
[  435.935931]  ? trace_hardirqs_off+0xb8/0x300
[  435.940344]  ? ___might_sleep+0x1ed/0x300
[  435.944498]  ? smpboot_thread_fn+0x68b/0xa00
[  435.948910]  ? trace_hardirqs_on+0x310/0x310
[  435.953558]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.959099]  ? check_preemption_disabled+0x48/0x200
[  435.964132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  435.969680]  ? takeover_tasklets+0xa90/0xa90
[  435.974095]  run_ksoftirqd+0x94/0x100
[  435.977907]  smpboot_thread_fn+0x68b/0xa00
[  435.982149]  ? sort_range+0x30/0x30
[  435.985789]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  435.990897]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  435.996440]  ? __kthread_parkme+0xfb/0x1a0
[  436.000685]  kthread+0x35a/0x420
[  436.004058]  ? sort_range+0x30/0x30
[  436.007687]  ? kthread_bind+0x40/0x40
[  436.011498]  ret_from_fork+0x3a/0x50
[  436.015242] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  436.015248] warn_alloc_show_mem: 1 callbacks suppressed
[  436.015256] Mem-Info:
[  436.022189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  436.027564] active_anon:42551 inactive_anon:372 isolated_anon:0
[  436.027564]  active_file:18 inactive_file:16 isolated_file:0
[  436.027564]  unevictable:0 dirty:0 writeback:0 unstable:0
[  436.027564]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  436.027564]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  436.027564]  free:13623 free_pcp:186 free_cma:0
[  436.029941] Call Trace:
[  436.039331] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  436.072699]  <IRQ>
[  436.075287] Node 0 
[  436.102964]  dump_stack+0x1c4/0x2b4
[  436.105124] 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
[  436.107328]  ? dump_stack_print_info.cold.2+0x52/0x52
[  436.110930] lowmem_reserve[]: 0
[  436.137147]  warn_alloc.cold.118+0xb7/0x1bd
[  436.142312]  2815
[  436.145588]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  436.149884]  6318 6318
[  436.151957]  ? lock_downgrade+0x900/0x900
[  436.156780] Node 0 
[  436.159284]  ? trace_hardirqs_off+0xb8/0x300
[  436.163435] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  436.165655]  ? trace_hardirqs_off+0xb8/0x300
[  436.170034] lowmem_reserve[]: 0
[  436.196597]  __alloc_pages_slowpath+0x2667/0x2d80
[  436.200972]  0 3503
[  436.204289]  ? warn_alloc+0x120/0x120
[  436.209078]  3503
[  436.211326]  ? trace_hardirqs_on+0x310/0x310
[  436.215103] Node 0 
[  436.217166]  ? warn_alloc+0x120/0x120
[  436.221584] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  436.223793]  ? print_usage_bug+0xc0/0xc0
[  436.227565] lowmem_reserve[]: 0
[  436.255981]  ? warn_alloc+0x120/0x120
[  436.260023]  0
[  436.263307]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  436.267080]  0 0
[  436.268892]  ? print_usage_bug+0xc0/0xc0
[  436.273886] Node 0 
[  436.275868]  ? __lock_acquire+0x7ec/0x4ec0
[  436.279905] DMA: 1*4kB 
[  436.282153]  ? __lock_acquire+0x7ec/0x4ec0
[  436.286360] (U) 0*8kB 
[  436.288961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  436.293165] 0*16kB 1*32kB 
[  436.295672]  ? should_fail+0x22d/0xd01
[  436.301189] (U) 
[  436.304034]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.307896] 2*64kB (U) 
[  436.309883]  ? __lock_acquire+0x7ec/0x4ec0
[  436.314970] 1*128kB (U) 
[  436.317568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  436.321777] 1*256kB (U) 
[  436.324460]  ? __lock_acquire+0x7ec/0x4ec0
[  436.329534] 0*512kB 1*1024kB 
[  436.332222]  ? should_fail+0x22d/0xd01
[  436.336426] (U) 
[  436.339529]  ? print_usage_bug+0xc0/0xc0
[  436.343389] 1*2048kB (M) 
[  436.345391]  ? mark_held_locks+0x130/0x130
[  436.349410] 3*4096kB (M) 
[  436.352184]  ? mark_held_locks+0x130/0x130
[  436.356394] = 15908kB
[  436.356404] Node 0 
[  436.359164]  ? graph_lock+0x170/0x170
[  436.363368] DMA32: 4*4kB 
[  436.365784]  ? print_usage_bug+0xc0/0xc0
[  436.367993] (UM) 3*8kB 
[  436.371807]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  436.374538] (UM) 1*16kB 
[  436.378608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.381165] (M) 2*32kB 
[  436.385934]  ? check_preemption_disabled+0x48/0x200
[  436.388575] (UM) 2*64kB 
[  436.394129]  ? check_preemption_disabled+0x48/0x200
[  436.394159]  ? __lock_is_held+0xb5/0x140
[  436.396719] (M) 
[  436.401742]  __alloc_pages_nodemask+0xa80/0xde0
[  436.404386] 4*128kB 
[  436.409404]  ? graph_lock+0x170/0x170
[  436.413444] (UM) 
[  436.415451]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  436.420098] 2*256kB 
[  436.422425]  ? graph_lock+0x170/0x170
[  436.426202] (M) 
[  436.428278]  ? find_held_lock+0x36/0x1c0
[  436.433259] 4*512kB (UM) 
[  436.435603]  ? ____cache_alloc_node+0x1c7/0x1e0
[  436.439375] 3*1024kB (M) 
[  436.441362]  ? lock_downgrade+0x900/0x900
[  436.445395] 3*2048kB (M) 
[  436.448167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.452805] 3*4096kB (M) 
[  436.455589]  cache_grow_begin+0x91/0x8c0
[  436.459708] = 24824kB
[  436.459717] Node 0 
[  436.462481]  ? do_raw_spin_unlock+0xa7/0x2f0
[  436.467990] Normal: 2044*4kB 
[  436.470772]  fallback_alloc+0x203/0x2e0
[  436.474797] (UMEH) 226*8kB 
[  436.477233]  ____cache_alloc_node+0x1c7/0x1e0
[  436.479436] (UMEH) 46*16kB 
[  436.483867]  kmem_cache_alloc_node+0xe3/0x730
[  436.486945] (UME) 27*32kB 
[  436.490933]  ? ipv6_get_ifaddr+0x42e/0x620
[  436.493852] (UME) 
[  436.498356]  __alloc_skb+0x119/0x770
[  436.501264] 10*64kB 
[  436.505759]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  436.508581] (UME) 
[  436.512820]  ? skb_scrub_packet+0x490/0x490
[  436.514951] 4*128kB (UM) 
[  436.518676]  ? lock_downgrade+0x900/0x900
[  436.520970] 0*256kB 2*512kB 
[  436.526260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.528377] (U) 0*1024kB 
[  436.532723]  ? refcount_sub_and_test_checked+0x203/0x310
[  436.535468] 0*2048kB 
[  436.539631]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  436.542628] 0*4096kB 
[  436.548212]  ? addrconf_rs_timer+0x6f0/0x6f0
[  436.550939] = 13760kB
[  436.550955] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  436.556415]  ndisc_alloc_skb+0x144/0x340
[  436.558795] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  436.558805] 413 total pagecache pages
[  436.564259]  ndisc_send_rs+0x331/0x6e0
[  436.566649] 0 pages in swap cache
[  436.571079]  addrconf_rs_timer+0x3c0/0x6f0
[  436.573466] Swap cache stats: add 0, delete 0, find 0/0
[  436.582304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.586344] Free swap  = 0kB
[  436.594931]  call_timer_fn+0x272/0x920
[  436.598689] Total swap = 0kB
[  436.598699] 1965979 pages RAM
[  436.602586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.606015] 0 pages HighMem/MovableOnly
[  436.606025] 343323 pages reserved
[  436.610264]  ? process_timeout+0x40/0x40
[  436.615605] 0 pages cma reserved
[  436.619853]  ? find_held_lock+0x36/0x1c0
[  436.622965] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  436.626748]  ? mark_held_locks+0xc7/0x130
[  436.629737] ksoftirqd/0 cpuset=
[  436.632855]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.637062] /
[  436.641039]  ? _raw_spin_unlock_irq+0x27/0x80
[  436.644473]  mems_allowed=0
[  436.648535]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.691492]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  436.696084]  ? trace_hardirqs_on+0xbd/0x310
[  436.700409]  ? kasan_check_read+0x11/0x20
[  436.704560]  ? __run_timers+0x7da/0xc70
[  436.708541]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  436.714006]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.718251]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  436.722488]  __run_timers+0x7e5/0xc70
[  436.726311]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  436.731686]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  436.736710]  ? graph_lock+0x170/0x170
[  436.740523]  ? print_usage_bug+0xc0/0xc0
[  436.744585]  ? lock_release+0x970/0x970
[  436.748572]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  436.753774]  ? find_held_lock+0x36/0x1c0
[  436.757852]  ? graph_lock+0x170/0x170
[  436.761666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.767209]  ? check_preemption_disabled+0x48/0x200
[  436.772243]  ? __lock_is_held+0xb5/0x140
[  436.776313]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.781869]  ? check_preemption_disabled+0x48/0x200
[  436.786904]  run_timer_softirq+0x52/0xb0
[  436.790969]  ? rcu_read_lock_sched_held+0x108/0x120
[  436.795993]  __do_softirq+0x30b/0xad8
[  436.799904]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  436.805019]  ? pvclock_read_flags+0x160/0x160
[  436.809517]  ? lapic_next_event+0x5a/0x90
[  436.813668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.819211]  ? check_preemption_disabled+0x48/0x200
[  436.824231]  ? check_preemption_disabled+0x48/0x200
[  436.829255]  ? kvm_clock_read+0x18/0x30
[  436.833237]  ? kvm_sched_clock_read+0x9/0x20
[  436.837650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.843189]  ? check_preemption_disabled+0x48/0x200
[  436.848227]  irq_exit+0x17f/0x1c0
[  436.851692]  smp_apic_timer_interrupt+0x1cb/0x760
[  436.856542]  ? smp_reschedule_interrupt+0x109/0x650
[  436.861565]  ? smp_call_function_single_interrupt+0x650/0x650
[  436.867456]  ? interrupt_entry+0xb5/0xf0
[  436.871527]  ? trace_hardirqs_off_caller+0xbb/0x300
[  436.876544]  ? trace_hardirqs_off_caller+0xbb/0x300
[  436.881568]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.886420]  ? trace_hardirqs_off+0x300/0x300
[  436.890924]  ? trace_hardirqs_off+0x300/0x300
[  436.895431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.900976]  ? check_preemption_disabled+0x48/0x200
[  436.905993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  436.911543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  436.916401]  apic_timer_interrupt+0xf/0x20
[  436.920643]  </IRQ>
[  436.922887] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  436.928602] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  436.947515] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  436.955535] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  436.962809] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  436.970090] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  436.977361] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  436.984638] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  436.991960]  cgroup_file_notify+0x226/0x2f0
[  436.996296]  ? cgroup_procs_write_finish+0xf0/0xf0
[  437.001230]  ? print_usage_bug+0xc0/0xc0
[  437.005300]  ? find_held_lock+0x36/0x1c0
[  437.009366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.014920]  shrink_node+0x5e1/0x16b0
[  437.018725]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  437.024037]  ? shrink_node_memcg+0x18e0/0x18e0
[  437.028637]  ? kvm_clock_read+0x18/0x30
[  437.032628]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  437.037657]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  437.042155]  ? kasan_check_write+0x14/0x20
[  437.046392]  ? do_raw_spin_lock+0xc1/0x200
[  437.050638]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  437.056177]  ? __cpuset_node_allowed+0x19b/0x660
[  437.061417]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  437.067136]  ? delayacct_end+0x5a/0x100
[  437.071130]  do_try_to_free_pages+0x3e7/0x1290
[  437.075737]  ? shrink_node+0x16b0/0x16b0
[  437.079804]  ? __lock_is_held+0xb5/0x140
[  437.083893]  try_to_free_pages+0x4d0/0xb90
[  437.088141]  ? do_try_to_free_pages+0x1290/0x1290
[  437.092989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.098544]  ? lock_acquire+0x1ed/0x520
[  437.102520]  ? set_page_refcounted+0x280/0x280
[  437.107131]  ? lock_release+0x970/0x970
[  437.111116]  ? ___might_sleep+0x1ed/0x300
[  437.115276]  ? arch_local_save_flags+0x40/0x40
[  437.119883]  __alloc_pages_slowpath+0x993/0x2d80
[  437.124680]  ? warn_alloc+0x120/0x120
[  437.128490]  ? __radix_tree_lookup+0x4c0/0x4c0
[  437.133090]  ? find_get_entry+0x2f2/0xc40
[  437.137253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.142796]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  437.147727]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.153273]  ? should_fail+0x22d/0xd01
[  437.157173]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.162281]  ? __lock_is_held+0xb5/0x140
[  437.166381]  ? __lock_is_held+0xb5/0x140
[  437.170458]  ? __lock_acquire+0x7ec/0x4ec0
[  437.174705]  ? ___might_sleep+0x1ed/0x300
[  437.178859]  ? lock_release+0x970/0x970
[  437.182852]  ? arch_local_save_flags+0x40/0x40
[  437.187453]  ? __might_sleep+0x95/0x190
[  437.191438]  __alloc_pages_nodemask+0xa80/0xde0
[  437.196123]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  437.201147]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  437.206945]  ? kasan_check_read+0x11/0x20
[  437.211098]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.216386]  ? graph_lock+0x170/0x170
[  437.220195]  ? print_usage_bug+0xc0/0xc0
[  437.224267]  ? graph_lock+0x170/0x170
[  437.228070]  ? graph_lock+0x170/0x170
[  437.231882]  ? __do_page_cache_readahead+0x7ce/0x980
[  437.237003]  ? find_held_lock+0x36/0x1c0
[  437.241077]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  437.246631]  alloc_pages_current+0x10c/0x210
[  437.251042]  ? lock_downgrade+0x900/0x900
[  437.255203]  __page_cache_alloc+0x38f/0x5b0
[  437.259532]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  437.265330]  ? kasan_check_read+0x11/0x20
[  437.269483]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.274773]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  437.279446]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.284990]  ? check_preemption_disabled+0x48/0x200
[  437.290019]  filemap_fault+0x1594/0x25f0
[  437.294099]  ? __lock_page_or_retry+0xa00/0xa00
[  437.298780]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  437.304580]  ? kasan_check_read+0x11/0x20
[  437.308738]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.314024]  ? rcu_bh_qs+0xc0/0xc0
[  437.317578]  ? print_usage_bug+0xc0/0xc0
[  437.321657]  ? filemap_map_pages+0xdea/0x1980
[  437.326167]  ? print_usage_bug+0xc0/0xc0
[  437.330240]  ? find_get_pages_range_tag+0x1320/0x1320
[  437.335436]  ? print_usage_bug+0xc0/0xc0
[  437.339508]  ? __lock_acquire+0x7ec/0x4ec0
[  437.343750]  ? graph_lock+0x170/0x170
[  437.347577]  ? __sigqueue_free.part.27+0x7d/0xa0
[  437.352352]  ? __lock_acquire+0x7ec/0x4ec0
[  437.356608]  ? lock_acquire+0x1ed/0x520
[  437.360596]  ? ext4_filemap_fault+0x7a/0xad
[  437.364932]  ? lock_release+0x970/0x970
[  437.368910]  ? arch_local_save_flags+0x40/0x40
[  437.373499]  ? mark_held_locks+0x130/0x130
[  437.377754]  ? down_read+0xb0/0x1d0
[  437.381382]  ? ext4_filemap_fault+0x7a/0xad
[  437.385706]  ? __down_interruptible+0x700/0x700
[  437.390384]  ? graph_lock+0x170/0x170
[  437.394195]  ? __sigqueue_free.part.27+0x7d/0xa0
[  437.398972]  ext4_filemap_fault+0x82/0xad
[  437.403128]  __do_fault+0x100/0x6b0
[  437.406762]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.412045]  ? print_bad_pte+0x6c0/0x6c0
[  437.416117]  ? pmd_val+0x88/0x100
[  437.419579]  ? add_mm_counter_fast+0xd0/0xd0
[  437.423993]  ? pmd_val+0x88/0x100
[  437.427455]  ? add_mm_counter_fast+0xd0/0xd0
[  437.431884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.437431]  __handle_mm_fault+0x3709/0x53e0
[  437.441864]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  437.446715]  ? graph_lock+0x170/0x170
[  437.450520]  ? print_usage_bug+0xc0/0xc0
[  437.454593]  ? graph_lock+0x170/0x170
[  437.458420]  ? graph_lock+0x170/0x170
[  437.462245]  ? handle_mm_fault+0x42a/0xc70
[  437.466485]  ? lock_downgrade+0x900/0x900
[  437.470640]  ? check_preemption_disabled+0x48/0x200
[  437.475666]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  437.481462]  ? kasan_check_read+0x11/0x20
[  437.485620]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.490902]  ? rcu_bh_qs+0xc0/0xc0
[  437.494447]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  437.499903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.505447]  ? check_preemption_disabled+0x48/0x200
[  437.510478]  handle_mm_fault+0x54f/0xc70
[  437.514555]  ? __handle_mm_fault+0x53e0/0x53e0
[  437.519145]  ? find_vma+0x34/0x190
[  437.522725]  __do_page_fault+0x67d/0xed0
[  437.526803]  ? mm_fault_error+0x380/0x380
[  437.530971]  ? syscall_slow_exit_work+0x520/0x520
[  437.535823]  do_page_fault+0xf2/0x7e0
[  437.539646]  ? vmalloc_sync_all+0x30/0x30
[  437.543802]  ? error_entry+0x70/0xd0
[  437.547527]  ? trace_hardirqs_off_caller+0xbb/0x300
[  437.552547]  ? trace_hardirqs_on_caller+0xc0/0x300
[  437.557484]  ? syscall_return_slowpath+0x5e0/0x5e0
[  437.562420]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.567272]  ? trace_hardirqs_off+0x300/0x300
[  437.571769]  ? trace_hardirqs_off_caller+0x300/0x300
[  437.576885]  ? prepare_exit_to_usermode+0x291/0x3b0
[  437.581916]  ? page_fault+0x8/0x30
[  437.585470]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  437.590319]  ? page_fault+0x8/0x30
[  437.593875]  page_fault+0x1e/0x30
[  437.597336] RIP: 0033:0x45db60
[  437.600534] Code: Bad RIP value.
[  437.603896] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  437.609263] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  437.616531] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  437.623801] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  437.631106] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  437.638378] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  437.645776] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  437.645868] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  437.652539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  437.652545] Call Trace:
[  437.652566]  dump_stack+0x1c4/0x2b4
[  437.652589]  ? dump_stack_print_info.cold.2+0x52/0x52
[  437.659219] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  437.668615]  warn_alloc.cold.118+0xb7/0x1bd
[  437.671179] syz-fuzzer cpuset=
[  437.674805]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  437.679974] /
[  437.690201]  ? lock_downgrade+0x900/0x900
[  437.694506]  mems_allowed=0
[  437.697699]  ? trace_hardirqs_off+0xb8/0x300
[  437.715687]  ? trace_hardirqs_off+0xb8/0x300
[  437.720110]  __alloc_pages_slowpath+0x2667/0x2d80
[  437.725003]  ? warn_alloc+0x120/0x120
[  437.728808]  ? pskb_put+0xb0/0xb0
[  437.732278]  ? warn_alloc+0x120/0x120
[  437.736090]  ? print_usage_bug+0xc0/0xc0
[  437.740159]  ? warn_alloc+0x120/0x120
[  437.743965]  ? print_usage_bug+0xc0/0xc0
[  437.748029]  ? __kfree_skb+0x20/0x20
[  437.751751]  ? ipv6_chk_mcast_addr+0x377/0x940
[  437.756341]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  437.761887]  ? should_fail+0x22d/0xd01
[  437.765801]  ? ipv6_dev_mc_dec+0x260/0x260
[  437.770052]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.775161]  ? __lock_acquire+0x7ec/0x4ec0
[  437.779403]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  437.784507]  ? should_fail+0x22d/0xd01
[  437.788414]  ? mark_held_locks+0x130/0x130
[  437.792658]  ? mark_held_locks+0x130/0x130
[  437.796901]  ? ipv6_rcv+0x42a/0x650
[  437.800534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.806073]  ? check_preemption_disabled+0x48/0x200
[  437.811090]  ? check_preemption_disabled+0x48/0x200
[  437.816125]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.821664]  ? check_preemption_disabled+0x48/0x200
[  437.826683]  ? check_preemption_disabled+0x48/0x200
[  437.831718]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  437.837261]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.842542]  ? rcu_pm_notify+0xc0/0xc0
[  437.846445]  __alloc_pages_nodemask+0xa80/0xde0
[  437.851129]  ? graph_lock+0x170/0x170
[  437.854939]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  437.859984]  ? graph_lock+0x170/0x170
[  437.863808]  ? find_held_lock+0x36/0x1c0
[  437.867899]  ? ____cache_alloc_node+0x1c7/0x1e0
[  437.872577]  ? lock_downgrade+0x900/0x900
[  437.876738]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.882285]  cache_grow_begin+0x91/0x8c0
[  437.886360]  ? do_raw_spin_unlock+0xa7/0x2f0
[  437.890782]  fallback_alloc+0x203/0x2e0
[  437.894766]  ____cache_alloc_node+0x1c7/0x1e0
[  437.899272]  kmem_cache_alloc+0x1f8/0x730
[  437.903427]  ? netif_receive_skb_internal+0x620/0x620
[  437.908632]  __build_skb+0xab/0x430
[  437.912265]  ? skb_try_coalesce+0x1b70/0x1b70
[  437.916770]  ? __alloc_pages_nodemask+0xde0/0xde0
[  437.921623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  437.927168]  ? check_preemption_disabled+0x48/0x200
[  437.932193]  __napi_alloc_skb+0x1d6/0x310
[  437.936353]  page_to_skb.isra.42+0xee/0x960
[  437.940679]  ? check_preemption_disabled+0x48/0x200
[  437.945706]  ? virtnet_remove+0xf0/0xf0
[  437.949684]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  437.955724]  ? kasan_check_read+0x11/0x20
[  437.959935]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  437.965219]  ? rcu_bh_qs+0xc0/0xc0
[  437.968780]  receive_mergeable+0x15af/0x3c40
[  437.973200]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  437.978747]  ? ip6t_do_table+0xded/0x1d30
[  437.982908]  ? virtnet_probe+0x2320/0x2320
[  437.987153]  ? audit_add_watch+0xae1/0xdc0
[  437.991394]  ? check_preemption_disabled+0x48/0x200
[  437.996410]  ? check_preemption_disabled+0x48/0x200
[  438.001447]  ? __lock_is_held+0xb5/0x140
[  438.005529]  ? rcu_read_lock_sched_held+0x108/0x120
[  438.010552]  ? update_cfs_rq_load_avg.part.64+0x253/0x2e0
[  438.016095]  ? tg_unthrottle_up+0x220/0x220
[  438.020444]  ? update_load_avg+0x13b8/0x2470
[  438.024859]  ? __lock_is_held+0xb5/0x140
[  438.028925]  ? graph_lock+0x170/0x170
[  438.032736]  ? attach_entity_load_avg+0x860/0x860
[  438.037584]  ? graph_lock+0x170/0x170
[  438.041389]  ? graph_lock+0x170/0x170
[  438.045202]  ? rb_erase+0x3710/0x3710
[  438.049008]  ? mark_held_locks+0x130/0x130
[  438.053249]  ? print_usage_bug+0xc0/0xc0
[  438.057317]  ? graph_lock+0x170/0x170
[  438.061313]  ? find_held_lock+0x36/0x1c0
[  438.065379]  ? print_usage_bug+0xc0/0xc0
[  438.069443]  ? cpuacct_charge+0x265/0x440
[  438.073596]  ? __lock_acquire+0x7ec/0x4ec0
[  438.077851]  ? update_curr+0x4cf/0xbe0
[  438.081740]  ? graph_lock+0x170/0x170
[  438.085548]  ? __update_load_avg_se+0x664/0xb90
[  438.090233]  ? mark_held_locks+0x130/0x130
[  438.094470]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  438.100263]  ? kasan_check_read+0x11/0x20
[  438.104416]  ? __update_load_avg_blocked_se+0x730/0x730
[  438.109803]  ? __update_load_avg_se+0xb90/0xb90
[  438.114496]  ? update_load_avg+0x387/0x2470
[  438.118859]  ? select_task_rq_fair+0x754/0x34f0
[  438.123550]  ? attach_entity_load_avg+0x860/0x860
[  438.128394]  ? graph_lock+0x170/0x170
[  438.132199]  ? account_entity_enqueue+0x3a3/0x660
[  438.137045]  ? graph_lock+0x170/0x170
[  438.140864]  ? rb_erase+0x3710/0x3710
[  438.144692]  ? mark_held_locks+0x130/0x130
[  438.148929]  ? rb_erase_cached+0xc78/0x3720
[  438.153255]  ? graph_lock+0x170/0x170
[  438.157062]  ? find_held_lock+0x36/0x1c0
[  438.161132]  ? print_usage_bug+0xc0/0xc0
[  438.165194]  ? print_usage_bug+0xc0/0xc0
[  438.169261]  ? print_usage_bug+0xc0/0xc0
[  438.173323]  ? print_usage_bug+0xc0/0xc0
[  438.177405]  receive_buf+0xb4c/0x3380
[  438.181220]  ? __lock_acquire+0x7ec/0x4ec0
[  438.185469]  ? receive_mergeable+0x3c40/0x3c40
[  438.190086]  ? mark_held_locks+0x130/0x130
[  438.194330]  ? mark_held_locks+0x130/0x130
[  438.198570]  ? mark_held_locks+0x130/0x130
[  438.202819]  ? mark_held_locks+0x130/0x130
[  438.207072]  ? print_usage_bug+0xc0/0xc0
[  438.211142]  ? __account_cfs_rq_runtime+0x790/0x790
[  438.216176]  ? __lock_acquire+0x7ec/0x4ec0
[  438.220432]  ? graph_lock+0x170/0x170
[  438.224234]  ? print_usage_bug+0xc0/0xc0
[  438.228297]  ? graph_lock+0x170/0x170
[  438.232095]  ? put_prev_task_fair+0x80/0x80
[  438.236422]  ? update_curr+0x344/0xbe0
[  438.240308]  ? __update_load_avg_se+0xb90/0xb90
[  438.244978]  ? __lock_is_held+0xb5/0x140
[  438.249044]  ? find_held_lock+0x36/0x1c0
[  438.253117]  ? graph_lock+0x170/0x170
[  438.256924]  ? print_usage_bug+0xc0/0xc0
[  438.260991]  ? debug_object_activate+0x402/0x600
[  438.265748]  ? lock_downgrade+0x900/0x900
[  438.269903]  ? find_held_lock+0x36/0x1c0
[  438.273983]  ? mark_held_locks+0xc7/0x130
[  438.278146]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.283690]  ? vring_use_dma_api+0xa5/0xc0
[  438.287924]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  438.293460]  ? vring_unmap_one+0x5a/0x410
[  438.297630]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  438.302228]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  438.307768]  ? detach_buf+0x34b/0x5d0
[  438.311582]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  438.317127]  ? virtqueue_get_buf_ctx+0x3d1/0x860
[  438.321888]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  438.327000]  ? detach_buf+0x5d0/0x5d0
[  438.330804]  ? __lock_acquire+0x7ec/0x4ec0
[  438.335058]  virtnet_poll+0x421/0x105f
[  438.338962]  ? receive_buf+0x3380/0x3380
[  438.343038]  ? estimation_timer+0x5d0/0x890
[  438.347378]  ? net_rx_action+0x480/0x1950
[  438.351526]  ? net_rx_action+0x480/0x1950
[  438.355676]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  438.360268]  ? call_timer_fn+0x2c0/0x920
[  438.364332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.369876]  ? check_preemption_disabled+0x48/0x200
[  438.374901]  net_rx_action+0x7c5/0x1950
[  438.378903]  ? napi_complete_done+0x6d0/0x6d0
[  438.383398]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  438.388432]  ? __run_timers+0xa20/0xc70
[  438.392412]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.396919]  ? _raw_spin_unlock_irq+0x27/0x80
[  438.401416]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  438.406011]  ? trace_hardirqs_on+0xbd/0x310
[  438.410332]  ? kasan_check_read+0x11/0x20
[  438.414484]  ? __run_timers+0xa20/0xc70
[  438.418490]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.424048]  ? _raw_spin_unlock_irq+0x60/0x80
[  438.428572]  ? __run_timers+0xa4a/0xc70
[  438.432561]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  438.437933]  ? compat_start_thread+0x80/0x80
[  438.442348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.447890]  ? kasan_check_write+0x14/0x20
[  438.452136]  ? finish_task_switch+0x2f5/0x900
[  438.456642]  ? __switch_to_asm+0x40/0x70
[  438.460712]  ? preempt_notifier_register+0x200/0x200
[  438.465823]  ? __switch_to_asm+0x34/0x70
[  438.469896]  ? __switch_to_asm+0x40/0x70
[  438.473970]  ? __switch_to_asm+0x34/0x70
[  438.478028]  ? __switch_to_asm+0x40/0x70
[  438.482091]  ? __switch_to_asm+0x34/0x70
[  438.486156]  ? __switch_to_asm+0x40/0x70
[  438.490232]  ? pvclock_read_flags+0x160/0x160
[  438.494766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.500303]  ? check_preemption_disabled+0x48/0x200
[  438.505319]  ? check_preemption_disabled+0x48/0x200
[  438.510351]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  438.515892]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  438.521178]  ? rcu_pm_notify+0xc0/0xc0
[  438.525085]  __do_softirq+0x30b/0xad8
[  438.528906]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  438.534016]  ? trace_hardirqs_on+0x310/0x310
[  438.538481]  ? schedule+0x108/0x460
[  438.542128]  ? trace_hardirqs_off+0xb8/0x300
[  438.546554]  ? ___might_sleep+0x1ed/0x300
[  438.550702]  ? smpboot_thread_fn+0x68b/0xa00
[  438.555120]  ? trace_hardirqs_on+0x310/0x310
[  438.559531]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.565071]  ? check_preemption_disabled+0x48/0x200
[  438.570088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.575637]  ? takeover_tasklets+0xa90/0xa90
[  438.580051]  run_ksoftirqd+0x94/0x100
[  438.583877]  smpboot_thread_fn+0x68b/0xa00
[  438.588148]  ? sort_range+0x30/0x30
[  438.591783]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  438.596893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.602445]  ? __kthread_parkme+0xfb/0x1a0
[  438.606700]  kthread+0x35a/0x420
[  438.610064]  ? sort_range+0x30/0x30
[  438.613688]  ? kthread_bind+0x40/0x40
[  438.617493]  ret_from_fork+0x3a/0x50
[  438.621241] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  438.621247] warn_alloc_show_mem: 1 callbacks suppressed
[  438.621255] Mem-Info:
[  438.628188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  438.633555] active_anon:42551 inactive_anon:372 isolated_anon:0
[  438.633555]  active_file:18 inactive_file:16 isolated_file:0
[  438.633555]  unevictable:0 dirty:0 writeback:0 unstable:0
[  438.633555]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  438.633555]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  438.633555]  free:13623 free_pcp:186 free_cma:0
[  438.635932] Call Trace:
[  438.645320] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  438.678170]  <IRQ>
[  438.680743] Node 0 
[  438.708409]  dump_stack+0x1c4/0x2b4
[  438.710595] 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
[  438.712800]  ? dump_stack_print_info.cold.2+0x52/0x52
[  438.716396] lowmem_reserve[]: 0
[  438.741943]  warn_alloc.cold.118+0xb7/0x1bd
[  438.747102]  2815
[  438.750381]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  438.754673]  6318 6318
[  438.756793]  ? lock_downgrade+0x900/0x900
[  438.761623] Node 0 
[  438.764122]  ? trace_hardirqs_off+0xb8/0x300
[  438.768271] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  438.770488]  ? trace_hardirqs_off+0xb8/0x300
[  438.774865] lowmem_reserve[]: 0
[  438.801422]  __alloc_pages_slowpath+0x2667/0x2d80
[  438.805797]  0 3503
[  438.809115]  ? warn_alloc+0x120/0x120
[  438.813906]  3503
[  438.816140]  ? warn_alloc+0x120/0x120
[  438.819920] Node 0 
[  438.822006]  ? print_usage_bug+0xc0/0xc0
[  438.825831] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  438.828042]  ? warn_alloc+0x120/0x120
[  438.832072] lowmem_reserve[]: 0
[  438.860445]  ? print_usage_bug+0xc0/0xc0
[  438.864240]  0 0
[  438.867546]  ? __lock_acquire+0x7ec/0x4ec0
[  438.871579]  0
[  438.873566]  ? __lock_acquire+0x7ec/0x4ec0
[  438.877778] Node 0 
[  438.879582]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  438.883789] DMA: 1*4kB 
[  438.886037]  ? should_fail+0x22d/0xd01
[  438.891554] (U) 
[  438.894139]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.897997] 0*8kB 0*16kB 
[  438.899982]  ? __lock_acquire+0x7ec/0x4ec0
[  438.905060] 1*32kB (U) 
[  438.907826]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  438.912042] 2*64kB (U) 
[  438.914639]  ? __lock_acquire+0x7ec/0x4ec0
[  438.919718] 1*128kB (U) 
[  438.922311]  ? should_fail+0x22d/0xd01
[  438.926519] 1*256kB (U) 
[  438.929214]  ? mark_held_locks+0x130/0x130
[  438.933066] 0*512kB 1*1024kB 
[  438.935745]  ? mark_held_locks+0x130/0x130
[  438.939976] (U) 1*2048kB 
[  438.943090]  ? graph_lock+0x170/0x170
[  438.947297] (M) 3*4096kB 
[  438.950064]  ? graph_lock+0x170/0x170
[  438.954333] (M) = 15908kB
[  438.957100]  ? graph_lock+0x170/0x170
[  438.960883] Node 0 
[  438.963639]  ? print_usage_bug+0xc0/0xc0
[  438.967413] DMA32: 4*4kB 
[  438.969653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.973685] (UM) 3*8kB 
[  438.976462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  438.981971] (UM) 1*16kB 
[  438.984562]  ? check_preemption_disabled+0x48/0x200
[  438.990067] (M) 2*32kB 
[  438.992747]  ? check_preemption_disabled+0x48/0x200
[  438.997734] (UM) 2*64kB 
[  439.000332]  ? __lock_is_held+0xb5/0x140
[  439.005311] (M) 4*128kB 
[  439.007996]  __alloc_pages_nodemask+0xa80/0xde0
[  439.012021] (UM) 2*256kB 
[  439.014695]  ? graph_lock+0x170/0x170
[  439.019336] (M) 4*512kB 
[  439.022100]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  439.025875] (UM) 3*1024kB 
[  439.028553]  ? graph_lock+0x170/0x170
[  439.033558] (M) 3*2048kB 
[  439.036416]  ? find_held_lock+0x36/0x1c0
[  439.040178] (M) 3*4096kB 
[  439.042948]  ? ____cache_alloc_node+0x1c7/0x1e0
[  439.046972] (M) = 24824kB
[  439.049733]  ? lock_downgrade+0x900/0x900
[  439.054398] Node 0 
[  439.057164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.061271] Normal: 2044*4kB 
[  439.063542]  cache_grow_begin+0x91/0x8c0
[  439.069048] (UMEH) 226*8kB 
[  439.072160]  ? do_raw_spin_unlock+0xa7/0x2f0
[  439.076191] (UMEH) 46*16kB 
[  439.079135]  fallback_alloc+0x203/0x2e0
[  439.083516] (UME) 27*32kB 
[  439.086458]  ____cache_alloc_node+0x1c7/0x1e0
[  439.090399] (UME) 10*64kB 
[  439.093256]  kmem_cache_alloc_node+0xe3/0x730
[  439.097719] (UME) 4*128kB 
[  439.100574]  ? ipv6_get_ifaddr+0x42e/0x620
[  439.105042] (UM) 0*256kB 
[  439.107903]  __alloc_skb+0x119/0x770
[  439.112101] 2*512kB (U) 
[  439.114878]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.119185] 0*1024kB 0*2048kB 
[  439.121878]  ? skb_scrub_packet+0x490/0x490
[  439.127133] 0*4096kB 
[  439.130326]  ? lock_downgrade+0x900/0x900
[  439.134618] = 13760kB
[  439.134633] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  439.137040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.141158] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  439.141168] 413 total pagecache pages
[  439.143578]  ? refcount_sub_and_test_checked+0x203/0x310
[  439.152394] 0 pages in swap cache
[  439.157931]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  439.166480] Swap cache stats: add 0, delete 0, find 0/0
[  439.166490] Free swap  = 0kB
[  439.170290]  ? addrconf_rs_timer+0x6f0/0x6f0
[  439.175708] Total swap = 0kB
[  439.175716] 1965979 pages RAM
[  439.179186]  ndisc_alloc_skb+0x144/0x340
[  439.184597] 0 pages HighMem/MovableOnly
[  439.184623] 343323 pages reserved
[  439.190001]  ndisc_send_rs+0x331/0x6e0
[  439.192998] 0 pages cma reserved
[  439.197407]  addrconf_rs_timer+0x3c0/0x6f0
[  439.200523] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  439.203500]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.207552] ksoftirqd/0 cpuset=
[  439.211543]  call_timer_fn+0x272/0x920
[  439.214966] /
[  439.218858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.222205]  mems_allowed=0
[  439.226439]  ? process_timeout+0x40/0x40
[  439.260988]  ? find_held_lock+0x36/0x1c0
[  439.265064]  ? mark_held_locks+0xc7/0x130
[  439.269216]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.273713]  ? _raw_spin_unlock_irq+0x27/0x80
[  439.278211]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.282448]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  439.287032]  ? trace_hardirqs_on+0xbd/0x310
[  439.291353]  ? kasan_check_read+0x11/0x20
[  439.295505]  ? __run_timers+0x7da/0xc70
[  439.299488]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  439.304946]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.309213]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  439.313450]  __run_timers+0x7e5/0xc70
[  439.317273]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  439.322642]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  439.327663]  ? graph_lock+0x170/0x170
[  439.331470]  ? print_usage_bug+0xc0/0xc0
[  439.335534]  ? lock_release+0x970/0x970
[  439.339512]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  439.344708]  ? find_held_lock+0x36/0x1c0
[  439.348780]  ? graph_lock+0x170/0x170
[  439.352592]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.358136]  ? check_preemption_disabled+0x48/0x200
[  439.363173]  ? __lock_is_held+0xb5/0x140
[  439.367242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.372781]  ? check_preemption_disabled+0x48/0x200
[  439.377814]  run_timer_softirq+0x52/0xb0
[  439.381887]  ? rcu_read_lock_sched_held+0x108/0x120
[  439.386908]  __do_softirq+0x30b/0xad8
[  439.390724]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  439.395847]  ? pvclock_read_flags+0x160/0x160
[  439.400357]  ? lapic_next_event+0x5a/0x90
[  439.404509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.410146]  ? check_preemption_disabled+0x48/0x200
[  439.415160]  ? check_preemption_disabled+0x48/0x200
[  439.420182]  ? kvm_clock_read+0x18/0x30
[  439.424158]  ? kvm_sched_clock_read+0x9/0x20
[  439.428569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.434108]  ? check_preemption_disabled+0x48/0x200
[  439.439140]  irq_exit+0x17f/0x1c0
[  439.442601]  smp_apic_timer_interrupt+0x1cb/0x760
[  439.447450]  ? smp_reschedule_interrupt+0x109/0x650
[  439.452497]  ? smp_call_function_single_interrupt+0x650/0x650
[  439.458383]  ? interrupt_entry+0xb5/0xf0
[  439.462450]  ? trace_hardirqs_off_caller+0xbb/0x300
[  439.467468]  ? trace_hardirqs_off_caller+0xbb/0x300
[  439.472487]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.477335]  ? trace_hardirqs_off+0x300/0x300
[  439.481829]  ? trace_hardirqs_off+0x300/0x300
[  439.486338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.491879]  ? check_preemption_disabled+0x48/0x200
[  439.496894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.502444]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  439.507317]  apic_timer_interrupt+0xf/0x20
[  439.511554]  </IRQ>
[  439.513800] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  439.519515] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  439.538412] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  439.546125] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  439.553419] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  439.560689] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  439.567958] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  439.575228] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  439.582534]  cgroup_file_notify+0x226/0x2f0
[  439.586872]  ? cgroup_procs_write_finish+0xf0/0xf0
[  439.591802]  ? print_usage_bug+0xc0/0xc0
[  439.595878]  ? find_held_lock+0x36/0x1c0
[  439.599946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.605497]  shrink_node+0x5e1/0x16b0
[  439.609301]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  439.614618]  ? shrink_node_memcg+0x18e0/0x18e0
[  439.619214]  ? kvm_clock_read+0x18/0x30
[  439.623196]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  439.628220]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  439.632712]  ? kasan_check_write+0x14/0x20
[  439.636949]  ? do_raw_spin_lock+0xc1/0x200
[  439.641191]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  439.646728]  ? __cpuset_node_allowed+0x19b/0x660
[  439.651488]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  439.657200]  ? delayacct_end+0x5a/0x100
[  439.661189]  do_try_to_free_pages+0x3e7/0x1290
[  439.665797]  ? shrink_node+0x16b0/0x16b0
[  439.669869]  ? __lock_is_held+0xb5/0x140
[  439.673947]  try_to_free_pages+0x4d0/0xb90
[  439.678189]  ? do_try_to_free_pages+0x1290/0x1290
[  439.683176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.688730]  ? lock_acquire+0x1ed/0x520
[  439.692709]  ? set_page_refcounted+0x280/0x280
[  439.697309]  ? lock_release+0x970/0x970
[  439.701295]  ? ___might_sleep+0x1ed/0x300
[  439.705451]  ? arch_local_save_flags+0x40/0x40
[  439.710050]  __alloc_pages_slowpath+0x993/0x2d80
[  439.714851]  ? warn_alloc+0x120/0x120
[  439.718658]  ? __radix_tree_lookup+0x4c0/0x4c0
[  439.723257]  ? find_get_entry+0x2f2/0xc40
[  439.727418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  439.732962]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  439.737894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.743436]  ? should_fail+0x22d/0xd01
[  439.747335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  439.752440]  ? __lock_is_held+0xb5/0x140
[  439.756530]  ? __lock_is_held+0xb5/0x140
[  439.760605]  ? __lock_acquire+0x7ec/0x4ec0
[  439.764861]  ? ___might_sleep+0x1ed/0x300
[  439.769014]  ? lock_release+0x970/0x970
[  439.772990]  ? arch_local_save_flags+0x40/0x40
[  439.777590]  ? __might_sleep+0x95/0x190
[  439.781578]  __alloc_pages_nodemask+0xa80/0xde0
[  439.786261]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  439.791283]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.797081]  ? kasan_check_read+0x11/0x20
[  439.801230]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.806511]  ? graph_lock+0x170/0x170
[  439.810316]  ? print_usage_bug+0xc0/0xc0
[  439.814386]  ? graph_lock+0x170/0x170
[  439.818189]  ? graph_lock+0x170/0x170
[  439.821993]  ? __do_page_cache_readahead+0x7ce/0x980
[  439.827103]  ? find_held_lock+0x36/0x1c0
[  439.831172]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  439.836720]  alloc_pages_current+0x10c/0x210
[  439.841131]  ? lock_downgrade+0x900/0x900
[  439.845290]  __page_cache_alloc+0x38f/0x5b0
[  439.849623]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.855422]  ? kasan_check_read+0x11/0x20
[  439.859575]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.864865]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  439.869539]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  439.875080]  ? check_preemption_disabled+0x48/0x200
[  439.880106]  filemap_fault+0x1594/0x25f0
[  439.884187]  ? __lock_page_or_retry+0xa00/0xa00
[  439.888871]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  439.894674]  ? kasan_check_read+0x11/0x20
[  439.898832]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  439.904125]  ? rcu_bh_qs+0xc0/0xc0
[  439.907680]  ? print_usage_bug+0xc0/0xc0
[  439.911755]  ? filemap_map_pages+0xdea/0x1980
[  439.916261]  ? print_usage_bug+0xc0/0xc0
[  439.920337]  ? find_get_pages_range_tag+0x1320/0x1320
[  439.925531]  ? print_usage_bug+0xc0/0xc0
[  439.929593]  ? __lock_acquire+0x7ec/0x4ec0
[  439.933843]  ? graph_lock+0x170/0x170
[  439.937647]  ? __sigqueue_free.part.27+0x7d/0xa0
[  439.942418]  ? __lock_acquire+0x7ec/0x4ec0
[  439.946672]  ? lock_acquire+0x1ed/0x520
[  439.950649]  ? ext4_filemap_fault+0x7a/0xad
[  439.954986]  ? lock_release+0x970/0x970
[  439.958976]  ? arch_local_save_flags+0x40/0x40
[  439.963567]  ? mark_held_locks+0x130/0x130
[  439.967821]  ? down_read+0xb0/0x1d0
[  439.971472]  ? ext4_filemap_fault+0x7a/0xad
[  439.975799]  ? __down_interruptible+0x700/0x700
[  439.980482]  ? graph_lock+0x170/0x170
[  439.984299]  ? __sigqueue_free.part.27+0x7d/0xa0
[  439.989075]  ext4_filemap_fault+0x82/0xad
[  439.993232]  __do_fault+0x100/0x6b0
[  439.996876]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  440.002165]  ? print_bad_pte+0x6c0/0x6c0
[  440.006242]  ? pmd_val+0x88/0x100
[  440.009698]  ? add_mm_counter_fast+0xd0/0xd0
[  440.014115]  ? pmd_val+0x88/0x100
[  440.017582]  ? add_mm_counter_fast+0xd0/0xd0
[  440.022011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.027558]  __handle_mm_fault+0x3709/0x53e0
[  440.032000]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  440.037027]  ? graph_lock+0x170/0x170
[  440.040833]  ? print_usage_bug+0xc0/0xc0
[  440.044911]  ? graph_lock+0x170/0x170
[  440.048712]  ? graph_lock+0x170/0x170
[  440.052538]  ? handle_mm_fault+0x42a/0xc70
[  440.056791]  ? lock_downgrade+0x900/0x900
[  440.061428]  ? check_preemption_disabled+0x48/0x200
[  440.066461]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  440.072259]  ? kasan_check_read+0x11/0x20
[  440.076414]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  440.081708]  ? rcu_bh_qs+0xc0/0xc0
[  440.085253]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  440.090710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.096255]  ? check_preemption_disabled+0x48/0x200
[  440.101289]  handle_mm_fault+0x54f/0xc70
[  440.105361]  ? __handle_mm_fault+0x53e0/0x53e0
[  440.109951]  ? find_vma+0x34/0x190
[  440.113502]  __do_page_fault+0x67d/0xed0
[  440.118292]  ? mm_fault_error+0x380/0x380
[  440.122454]  ? syscall_slow_exit_work+0x520/0x520
[  440.127309]  do_page_fault+0xf2/0x7e0
[  440.131118]  ? vmalloc_sync_all+0x30/0x30
[  440.135274]  ? error_entry+0x70/0xd0
[  440.138992]  ? trace_hardirqs_off_caller+0xbb/0x300
[  440.144011]  ? trace_hardirqs_on_caller+0xc0/0x300
[  440.148944]  ? syscall_return_slowpath+0x5e0/0x5e0
[  440.153883]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.158730]  ? trace_hardirqs_off+0x300/0x300
[  440.163231]  ? trace_hardirqs_off_caller+0x300/0x300
[  440.168347]  ? prepare_exit_to_usermode+0x291/0x3b0
[  440.173371]  ? page_fault+0x8/0x30
[  440.176919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  440.181769]  ? page_fault+0x8/0x30
[  440.185315]  page_fault+0x1e/0x30
[  440.188768] RIP: 0033:0x45db60
[  440.191966] Code: Bad RIP value.
[  440.195327] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  440.200696] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  440.207965] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  440.215232] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  440.222502] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  440.229773] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  440.237076] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  440.237153] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  440.243853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  440.243858] Call Trace:
[  440.243881]  dump_stack+0x1c4/0x2b4
[  440.243898]  ? dump_stack_print_info.cold.2+0x52/0x52
[  440.243927]  warn_alloc.cold.118+0xb7/0x1bd
[  440.250455] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  440.259755]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  440.262317] syz-fuzzer cpuset=
[  440.265944]  ? lock_downgrade+0x900/0x900
[  440.271228] /
[  440.275553]  ? trace_hardirqs_off+0xb8/0x300
[  440.285755]  mems_allowed=0
[  440.290594]  ? trace_hardirqs_off+0xb8/0x300
[  440.311355]  __alloc_pages_slowpath+0x2667/0x2d80
[  440.316255]  ? warn_alloc+0x120/0x120
[  440.320074]  ? pskb_put+0xb0/0xb0
[  440.323544]  ? warn_alloc+0x120/0x120
[  440.327359]  ? print_usage_bug+0xc0/0xc0
[  440.331435]  ? warn_alloc+0x120/0x120
[  440.335254]  ? print_usage_bug+0xc0/0xc0
[  440.339327]  ? __kfree_skb+0x20/0x20
[  440.343061]  ? ipv6_chk_mcast_addr+0x377/0x940
[  440.347654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  440.353196]  ? should_fail+0x22d/0xd01
[  440.357091]  ? ipv6_dev_mc_dec+0x260/0x260
[  440.361339]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.366447]  ? __lock_acquire+0x7ec/0x4ec0
[  440.370690]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  440.375795]  ? should_fail+0x22d/0xd01
[  440.379700]  ? mark_held_locks+0x130/0x130
[  440.383944]  ? mark_held_locks+0x130/0x130
[  440.388187]  ? ipv6_rcv+0x42a/0x650
[  440.391820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.397385]  ? check_preemption_disabled+0x48/0x200
[  440.402410]  ? check_preemption_disabled+0x48/0x200
[  440.407444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.412985]  ? check_preemption_disabled+0x48/0x200
[  440.418004]  ? check_preemption_disabled+0x48/0x200
[  440.423033]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  440.428575]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  440.433866]  ? rcu_pm_notify+0xc0/0xc0
[  440.437763]  __alloc_pages_nodemask+0xa80/0xde0
[  440.442434]  ? graph_lock+0x170/0x170
[  440.446241]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  440.451258]  ? graph_lock+0x170/0x170
[  440.455076]  ? find_held_lock+0x36/0x1c0
[  440.459154]  ? ____cache_alloc_node+0x1c7/0x1e0
[  440.463827]  ? lock_downgrade+0x900/0x900
[  440.467997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.473543]  cache_grow_begin+0x91/0x8c0
[  440.477610]  ? do_raw_spin_unlock+0xa7/0x2f0
[  440.482030]  fallback_alloc+0x203/0x2e0
[  440.486016]  ____cache_alloc_node+0x1c7/0x1e0
[  440.490517]  kmem_cache_alloc+0x1f8/0x730
[  440.494672]  ? netif_receive_skb_internal+0x620/0x620
[  440.499888]  __build_skb+0xab/0x430
[  440.503524]  ? skb_try_coalesce+0x1b70/0x1b70
[  440.508031]  ? __alloc_pages_nodemask+0xde0/0xde0
[  440.512881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.518422]  ? check_preemption_disabled+0x48/0x200
[  440.523450]  __napi_alloc_skb+0x1d6/0x310
[  440.527613]  page_to_skb.isra.42+0xee/0x960
[  440.531946]  ? check_preemption_disabled+0x48/0x200
[  440.536968]  ? virtnet_remove+0xf0/0xf0
[  440.540946]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  440.546743]  ? kasan_check_read+0x11/0x20
[  440.550898]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  440.556179]  ? rcu_bh_qs+0xc0/0xc0
[  440.559736]  receive_mergeable+0x15af/0x3c40
[  440.564160]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.569701]  ? ip6t_do_table+0xded/0x1d30
[  440.573874]  ? virtnet_probe+0x2320/0x2320
[  440.578120]  ? audit_add_watch+0xae1/0xdc0
[  440.582361]  ? check_preemption_disabled+0x48/0x200
[  440.587380]  ? check_preemption_disabled+0x48/0x200
[  440.592411]  ? __lock_is_held+0xb5/0x140
[  440.596488]  ? rcu_read_lock_sched_held+0x108/0x120
[  440.601509]  ? update_cfs_rq_load_avg.part.64+0x253/0x2e0
[  440.607051]  ? tg_unthrottle_up+0x220/0x220
[  440.611427]  ? update_load_avg+0x13b8/0x2470
[  440.615842]  ? __lock_is_held+0xb5/0x140
[  440.619910]  ? graph_lock+0x170/0x170
[  440.623720]  ? attach_entity_load_avg+0x860/0x860
[  440.628572]  ? graph_lock+0x170/0x170
[  440.632376]  ? graph_lock+0x170/0x170
[  440.636186]  ? rb_erase+0x3710/0x3710
[  440.639989]  ? mark_held_locks+0x130/0x130
[  440.644233]  ? print_usage_bug+0xc0/0xc0
[  440.648302]  ? graph_lock+0x170/0x170
[  440.652107]  ? find_held_lock+0x36/0x1c0
[  440.656182]  ? print_usage_bug+0xc0/0xc0
[  440.660245]  ? cpuacct_charge+0x265/0x440
[  440.664402]  ? __lock_acquire+0x7ec/0x4ec0
[  440.668650]  ? update_curr+0x4cf/0xbe0
[  440.672540]  ? graph_lock+0x170/0x170
[  440.676346]  ? __update_load_avg_se+0x664/0xb90
[  440.681017]  ? mark_held_locks+0x130/0x130
[  440.685253]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  440.691050]  ? kasan_check_read+0x11/0x20
[  440.695207]  ? __update_load_avg_blocked_se+0x730/0x730
[  440.700582]  ? __update_load_avg_se+0xb90/0xb90
[  440.705268]  ? update_load_avg+0x387/0x2470
[  440.709596]  ? select_task_rq_fair+0x754/0x34f0
[  440.714279]  ? attach_entity_load_avg+0x860/0x860
[  440.719128]  ? graph_lock+0x170/0x170
[  440.722933]  ? account_entity_enqueue+0x3a3/0x660
[  440.727782]  ? graph_lock+0x170/0x170
[  440.731594]  ? rb_erase+0x3710/0x3710
[  440.735395]  ? mark_held_locks+0x130/0x130
[  440.739639]  ? rb_erase_cached+0xc78/0x3720
[  440.743967]  ? graph_lock+0x170/0x170
[  440.747767]  ? find_held_lock+0x36/0x1c0
[  440.751865]  ? print_usage_bug+0xc0/0xc0
[  440.755930]  ? print_usage_bug+0xc0/0xc0
[  440.760000]  ? print_usage_bug+0xc0/0xc0
[  440.764063]  ? print_usage_bug+0xc0/0xc0
[  440.768144]  receive_buf+0xb4c/0x3380
[  440.771952]  ? __lock_acquire+0x7ec/0x4ec0
[  440.776202]  ? receive_mergeable+0x3c40/0x3c40
[  440.780793]  ? mark_held_locks+0x130/0x130
[  440.785033]  ? mark_held_locks+0x130/0x130
[  440.789272]  ? mark_held_locks+0x130/0x130
[  440.793509]  ? mark_held_locks+0x130/0x130
[  440.797740]  ? print_usage_bug+0xc0/0xc0
[  440.801807]  ? __account_cfs_rq_runtime+0x790/0x790
[  440.806856]  ? __lock_acquire+0x7ec/0x4ec0
[  440.811120]  ? graph_lock+0x170/0x170
[  440.814925]  ? print_usage_bug+0xc0/0xc0
[  440.818991]  ? graph_lock+0x170/0x170
[  440.822791]  ? put_prev_task_fair+0x80/0x80
[  440.827126]  ? update_curr+0x344/0xbe0
[  440.831013]  ? __update_load_avg_se+0xb90/0xb90
[  440.835704]  ? __lock_is_held+0xb5/0x140
[  440.839774]  ? find_held_lock+0x36/0x1c0
[  440.843845]  ? graph_lock+0x170/0x170
[  440.847654]  ? print_usage_bug+0xc0/0xc0
[  440.851722]  ? debug_object_activate+0x402/0x600
[  440.856482]  ? lock_downgrade+0x900/0x900
[  440.860918]  ? find_held_lock+0x36/0x1c0
[  440.865012]  ? mark_held_locks+0xc7/0x130
[  440.869163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.874705]  ? vring_use_dma_api+0xa5/0xc0
[  440.878945]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.884482]  ? vring_unmap_one+0x5a/0x410
[  440.888633]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  440.893219]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  440.898758]  ? detach_buf+0x34b/0x5d0
[  440.902573]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  440.908119]  ? virtqueue_get_buf_ctx+0x3d1/0x860
[  440.912881]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  440.917993]  ? detach_buf+0x5d0/0x5d0
[  440.921796]  ? __lock_acquire+0x7ec/0x4ec0
[  440.926048]  virtnet_poll+0x421/0x105f
[  440.929953]  ? receive_buf+0x3380/0x3380
[  440.934026]  ? estimation_timer+0x5d0/0x890
[  440.938348]  ? net_rx_action+0x480/0x1950
[  440.942492]  ? net_rx_action+0x480/0x1950
[  440.946644]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  440.951249]  ? call_timer_fn+0x2c0/0x920
[  440.955771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  440.961312]  ? check_preemption_disabled+0x48/0x200
[  440.966337]  net_rx_action+0x7c5/0x1950
[  440.970328]  ? napi_complete_done+0x6d0/0x6d0
[  440.974822]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  440.979881]  ? __run_timers+0xa20/0xc70
[  440.983889]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.988395]  ? _raw_spin_unlock_irq+0x27/0x80
[  440.992900]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  440.997490]  ? trace_hardirqs_on+0xbd/0x310
[  441.001813]  ? kasan_check_read+0x11/0x20
[  441.005977]  ? __run_timers+0xa20/0xc70
[  441.009961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.015508]  ? _raw_spin_unlock_irq+0x60/0x80
[  441.020007]  ? __run_timers+0xa4a/0xc70
[  441.023997]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  441.029367]  ? compat_start_thread+0x80/0x80
[  441.033783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.039327]  ? kasan_check_write+0x14/0x20
[  441.043570]  ? finish_task_switch+0x2f5/0x900
[  441.048069]  ? __switch_to_asm+0x40/0x70
[  441.052140]  ? preempt_notifier_register+0x200/0x200
[  441.057274]  ? __switch_to_asm+0x34/0x70
[  441.061334]  ? __switch_to_asm+0x40/0x70
[  441.065399]  ? __switch_to_asm+0x34/0x70
[  441.069462]  ? __switch_to_asm+0x40/0x70
[  441.073524]  ? __switch_to_asm+0x34/0x70
[  441.077587]  ? __switch_to_asm+0x40/0x70
[  441.081665]  ? pvclock_read_flags+0x160/0x160
[  441.086178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.091713]  ? check_preemption_disabled+0x48/0x200
[  441.096727]  ? check_preemption_disabled+0x48/0x200
[  441.101757]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  441.107303]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.112586]  ? rcu_pm_notify+0xc0/0xc0
[  441.116498]  __do_softirq+0x30b/0xad8
[  441.120314]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  441.125427]  ? trace_hardirqs_on+0x310/0x310
[  441.129857]  ? schedule+0x108/0x460
[  441.133501]  ? trace_hardirqs_off+0xb8/0x300
[  441.137913]  ? ___might_sleep+0x1ed/0x300
[  441.142061]  ? smpboot_thread_fn+0x68b/0xa00
[  441.146471]  ? trace_hardirqs_on+0x310/0x310
[  441.150884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.156425]  ? check_preemption_disabled+0x48/0x200
[  441.161447]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.166991]  ? takeover_tasklets+0xa90/0xa90
[  441.171407]  run_ksoftirqd+0x94/0x100
[  441.175214]  smpboot_thread_fn+0x68b/0xa00
[  441.179454]  ? sort_range+0x30/0x30
[  441.183087]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  441.188198]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.193736]  ? __kthread_parkme+0xfb/0x1a0
[  441.197982]  kthread+0x35a/0x420
[  441.201348]  ? sort_range+0x30/0x30
[  441.204973]  ? kthread_bind+0x40/0x40
[  441.208783]  ret_from_fork+0x3a/0x50
[  441.212512] warn_alloc_show_mem: 1 callbacks suppressed
[  441.212524] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  441.212526] Mem-Info:
[  441.212556] active_anon:42551 inactive_anon:372 isolated_anon:0
[  441.212556]  active_file:18 inactive_file:16 isolated_file:0
[  441.212556]  unevictable:0 dirty:0 writeback:0 unstable:0
[  441.212556]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  441.212556]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  441.212556]  free:13623 free_pcp:186 free_cma:0
[  441.217912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  441.224851] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  441.227249] Call Trace:
[  441.260125] Node 0 
[  441.269480]  <IRQ>
[  441.297178] 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
[  441.299750]  dump_stack+0x1c4/0x2b4
[  441.301954] lowmem_reserve[]: 0
[  441.304112]  ? dump_stack_print_info.cold.2+0x52/0x52
[  441.329596]  2815 6318
[  441.333258]  warn_alloc.cold.118+0xb7/0x1bd
[  441.336492]  6318
[  441.341693]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  441.344172] Node 0 
[  441.348499]  ? lock_downgrade+0x900/0x900
[  441.350562] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  441.355390]  ? trace_hardirqs_off+0xb8/0x300
[  441.357593] lowmem_reserve[]: 0
[  441.361759]  ? trace_hardirqs_off+0xb8/0x300
[  441.388289]  0
[  441.392719]  __alloc_pages_slowpath+0x2667/0x2d80
[  441.395960]  3503 3503
[  441.400404]  ? warn_alloc+0x120/0x120
[  441.407001]  ? warn_alloc+0x120/0x120
[  441.409470] Node 0 
[  441.413269]  ? print_usage_bug+0xc0/0xc0
[  441.417074] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  441.419286]  ? warn_alloc+0x120/0x120
[  441.423315] lowmem_reserve[]: 0
[  441.451710]  ? print_usage_bug+0xc0/0xc0
[  441.455493]  0
[  441.458779]  ? __lock_acquire+0x7ec/0x4ec0
[  441.462809]  0 0
[  441.464637]  ? __lock_acquire+0x7ec/0x4ec0
[  441.468854] Node 0 
[  441.470830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  441.475040] DMA: 1*4kB 
[  441.477290]  ? should_fail+0x22d/0xd01
[  441.482796] (U) 0*8kB 
[  441.485393]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.489251] 0*16kB 1*32kB 
[  441.491756]  ? __lock_acquire+0x7ec/0x4ec0
[  441.496829] (U) 2*64kB 
[  441.499704]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  441.503905] (U) 1*128kB 
[  441.506499]  ? __lock_acquire+0x7ec/0x4ec0
[  441.511581] (U) 1*256kB 
[  441.514268]  ? should_fail+0x22d/0xd01
[  441.518471] (U) 0*512kB 
[  441.521168]  ? mark_held_locks+0x130/0x130
[  441.525016] 1*1024kB (U) 
[  441.527705]  ? mark_held_locks+0x130/0x130
[  441.531910] 1*2048kB (M) 
[  441.534672]  ? graph_lock+0x170/0x170
[  441.538880] 3*4096kB (M) 
[  441.541646]  ? graph_lock+0x170/0x170
[  441.545419] = 15908kB
[  441.545428] Node 0 
[  441.548184]  ? graph_lock+0x170/0x170
[  441.551959] DMA32: 4*4kB 
[  441.554378]  ? print_usage_bug+0xc0/0xc0
[  441.556590] (UM) 3*8kB 
[  441.560408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.563135] (UM) 1*16kB 
[  441.567202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.569759] (M) 2*32kB 
[  441.575301]  ? check_preemption_disabled+0x48/0x200
[  441.577961] (UM) 
[  441.583500]  ? check_preemption_disabled+0x48/0x200
[  441.586057] 2*64kB (M) 
[  441.591093]  ? __lock_is_held+0xb5/0x140
[  441.593126] 4*128kB (UM) 
[  441.598160]  __alloc_pages_nodemask+0xa80/0xde0
[  441.600711] 2*256kB (M) 
[  441.604782]  ? graph_lock+0x170/0x170
[  441.607510] 4*512kB (UM) 
[  441.612195]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  441.614851] 3*1024kB (M) 
[  441.618692]  ? graph_lock+0x170/0x170
[  441.621428] 3*2048kB (M) 
[  441.626456]  ? find_held_lock+0x36/0x1c0
[  441.629178] 3*4096kB (M) 
[  441.632990]  ? ____cache_alloc_node+0x1c7/0x1e0
[  441.635716] = 24824kB
[  441.635725] Node 0 
[  441.639782]  ? lock_downgrade+0x900/0x900
[  441.642519] Normal: 
[  441.647190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.649573] 2044*4kB 
[  441.651809]  cache_grow_begin+0x91/0x8c0
[  441.655933] (UMEH) 
[  441.658254]  ? do_raw_spin_unlock+0xa7/0x2f0
[  441.663759] 226*8kB (UMEH) 
[  441.666183]  fallback_alloc+0x203/0x2e0
[  441.670212] 46*16kB (UME) 
[  441.672465]  ____cache_alloc_node+0x1c7/0x1e0
[  441.676847] 27*32kB (UME) 
[  441.679787]  kmem_cache_alloc_node+0xe3/0x730
[  441.683732] 10*64kB (UME) 
[  441.686585]  ? ipv6_get_ifaddr+0x42e/0x620
[  441.691052] 4*128kB (UM) 
[  441.693910]  __alloc_skb+0x119/0x770
[  441.698374] 0*256kB 2*512kB 
[  441.701234]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  441.705434] (U) 0*1024kB 
[  441.708201]  ? skb_scrub_packet+0x490/0x490
[  441.711886] 0*2048kB 0*4096kB 
[  441.714913]  ? lock_downgrade+0x900/0x900
[  441.720164] = 13760kB
[  441.720179] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  441.722939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.727237] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  441.727246] 413 total pagecache pages
[  441.730450]  ? refcount_sub_and_test_checked+0x203/0x310
[  441.734575] 0 pages in swap cache
[  441.736981]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  441.745790] Swap cache stats: add 0, delete 0, find 0/0
[  441.745800] Free swap  = 0kB
[  441.751337]  ? addrconf_rs_timer+0x6f0/0x6f0
[  441.759883] Total swap = 0kB
[  441.759892] 1965979 pages RAM
[  441.763703]  ndisc_alloc_skb+0x144/0x340
[  441.769112] 0 pages HighMem/MovableOnly
[  441.769128] 343323 pages reserved
[  441.772584]  ndisc_send_rs+0x331/0x6e0
[  441.778002] 0 pages cma reserved
[  441.778149] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  441.783375]  addrconf_rs_timer+0x3c0/0x6f0
[  441.786371] ksoftirqd/0 cpuset=
[  441.790781]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.793773] /
[  441.796888]  call_timer_fn+0x272/0x920
[  441.800923]  mems_allowed=0
[  441.804894]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.850273]  ? process_timeout+0x40/0x40
[  441.854334]  ? find_held_lock+0x36/0x1c0
[  441.858406]  ? mark_held_locks+0xc7/0x130
[  441.862561]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.867060]  ? _raw_spin_unlock_irq+0x27/0x80
[  441.871560]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.875797]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  441.880385]  ? trace_hardirqs_on+0xbd/0x310
[  441.884709]  ? kasan_check_read+0x11/0x20
[  441.888869]  ? __run_timers+0x7da/0xc70
[  441.892861]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  441.898321]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.902565]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  441.906805]  __run_timers+0x7e5/0xc70
[  441.910637]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  441.916005]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  441.921026]  ? graph_lock+0x170/0x170
[  441.924833]  ? print_usage_bug+0xc0/0xc0
[  441.928910]  ? lock_release+0x970/0x970
[  441.932888]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  441.938085]  ? find_held_lock+0x36/0x1c0
[  441.942153]  ? graph_lock+0x170/0x170
[  441.945968]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.951522]  ? check_preemption_disabled+0x48/0x200
[  441.956552]  ? __lock_is_held+0xb5/0x140
[  441.960628]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  441.966180]  ? check_preemption_disabled+0x48/0x200
[  441.971216]  run_timer_softirq+0x52/0xb0
[  441.975279]  ? rcu_read_lock_sched_held+0x108/0x120
[  441.980301]  __do_softirq+0x30b/0xad8
[  441.984114]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  441.989228]  ? pvclock_read_flags+0x160/0x160
[  441.993727]  ? lapic_next_event+0x5a/0x90
[  441.997880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.003420]  ? check_preemption_disabled+0x48/0x200
[  442.008435]  ? check_preemption_disabled+0x48/0x200
[  442.013457]  ? kvm_clock_read+0x18/0x30
[  442.017432]  ? kvm_sched_clock_read+0x9/0x20
[  442.021866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.027409]  ? check_preemption_disabled+0x48/0x200
[  442.032466]  irq_exit+0x17f/0x1c0
[  442.035928]  smp_apic_timer_interrupt+0x1cb/0x760
[  442.040772]  ? smp_reschedule_interrupt+0x109/0x650
[  442.045791]  ? smp_call_function_single_interrupt+0x650/0x650
[  442.051677]  ? interrupt_entry+0xb5/0xf0
[  442.055740]  ? trace_hardirqs_off_caller+0xbb/0x300
[  442.061250]  ? trace_hardirqs_off_caller+0xbb/0x300
[  442.066274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.071221]  ? trace_hardirqs_off+0x300/0x300
[  442.075717]  ? trace_hardirqs_off+0x300/0x300
[  442.080334]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.085875]  ? check_preemption_disabled+0x48/0x200
[  442.090892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.096438]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.101294]  apic_timer_interrupt+0xf/0x20
[  442.105521]  </IRQ>
[  442.107761] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  442.113476] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  442.133145] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  442.140869] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  442.148170] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  442.155436] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  442.162711] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  442.169980] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  442.177284]  cgroup_file_notify+0x226/0x2f0
[  442.181623]  ? cgroup_procs_write_finish+0xf0/0xf0
[  442.186558]  ? print_usage_bug+0xc0/0xc0
[  442.190644]  ? find_held_lock+0x36/0x1c0
[  442.194708]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.200261]  shrink_node+0x5e1/0x16b0
[  442.204065]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  442.209371]  ? shrink_node_memcg+0x18e0/0x18e0
[  442.213965]  ? kvm_clock_read+0x18/0x30
[  442.218030]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  442.223060]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  442.227557]  ? kasan_check_write+0x14/0x20
[  442.231795]  ? do_raw_spin_lock+0xc1/0x200
[  442.236034]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  442.241575]  ? __cpuset_node_allowed+0x19b/0x660
[  442.246334]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  442.252047]  ? delayacct_end+0x5a/0x100
[  442.256041]  do_try_to_free_pages+0x3e7/0x1290
[  442.260653]  ? shrink_node+0x16b0/0x16b0
[  442.264718]  ? __lock_is_held+0xb5/0x140
[  442.268796]  try_to_free_pages+0x4d0/0xb90
[  442.273041]  ? do_try_to_free_pages+0x1290/0x1290
[  442.277892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.283454]  ? lock_acquire+0x1ed/0x520
[  442.287430]  ? set_page_refcounted+0x280/0x280
[  442.292024]  ? lock_release+0x970/0x970
[  442.296005]  ? ___might_sleep+0x1ed/0x300
[  442.300161]  ? arch_local_save_flags+0x40/0x40
[  442.304763]  __alloc_pages_slowpath+0x993/0x2d80
[  442.309552]  ? warn_alloc+0x120/0x120
[  442.313366]  ? __radix_tree_lookup+0x4c0/0x4c0
[  442.317970]  ? find_get_entry+0x2f2/0xc40
[  442.322130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.327674]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  442.332603]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.338169]  ? should_fail+0x22d/0xd01
[  442.342063]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.347166]  ? __lock_is_held+0xb5/0x140
[  442.351264]  ? __lock_is_held+0xb5/0x140
[  442.355339]  ? __lock_acquire+0x7ec/0x4ec0
[  442.359593]  ? ___might_sleep+0x1ed/0x300
[  442.363744]  ? lock_release+0x970/0x970
[  442.367725]  ? arch_local_save_flags+0x40/0x40
[  442.372319]  ? __might_sleep+0x95/0x190
[  442.376304]  __alloc_pages_nodemask+0xa80/0xde0
[  442.380981]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  442.386016]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.391817]  ? kasan_check_read+0x11/0x20
[  442.395979]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.401265]  ? graph_lock+0x170/0x170
[  442.405069]  ? print_usage_bug+0xc0/0xc0
[  442.409137]  ? graph_lock+0x170/0x170
[  442.412944]  ? graph_lock+0x170/0x170
[  442.416746]  ? __do_page_cache_readahead+0x7ce/0x980
[  442.421863]  ? find_held_lock+0x36/0x1c0
[  442.425939]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  442.431486]  alloc_pages_current+0x10c/0x210
[  442.435895]  ? lock_downgrade+0x900/0x900
[  442.440049]  __page_cache_alloc+0x38f/0x5b0
[  442.444371]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.450166]  ? kasan_check_read+0x11/0x20
[  442.454322]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.459603]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  442.464281]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.469821]  ? check_preemption_disabled+0x48/0x200
[  442.474862]  filemap_fault+0x1594/0x25f0
[  442.478945]  ? __lock_page_or_retry+0xa00/0xa00
[  442.483623]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.489421]  ? kasan_check_read+0x11/0x20
[  442.493574]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.498859]  ? rcu_bh_qs+0xc0/0xc0
[  442.502409]  ? print_usage_bug+0xc0/0xc0
[  442.506477]  ? filemap_map_pages+0xdea/0x1980
[  442.510984]  ? print_usage_bug+0xc0/0xc0
[  442.515055]  ? find_get_pages_range_tag+0x1320/0x1320
[  442.520244]  ? print_usage_bug+0xc0/0xc0
[  442.524307]  ? __lock_acquire+0x7ec/0x4ec0
[  442.528545]  ? graph_lock+0x170/0x170
[  442.532356]  ? __sigqueue_free.part.27+0x7d/0xa0
[  442.537121]  ? __lock_acquire+0x7ec/0x4ec0
[  442.541374]  ? lock_acquire+0x1ed/0x520
[  442.545354]  ? ext4_filemap_fault+0x7a/0xad
[  442.549683]  ? lock_release+0x970/0x970
[  442.553663]  ? arch_local_save_flags+0x40/0x40
[  442.558249]  ? mark_held_locks+0x130/0x130
[  442.562498]  ? down_read+0xb0/0x1d0
[  442.566124]  ? ext4_filemap_fault+0x7a/0xad
[  442.570447]  ? __down_interruptible+0x700/0x700
[  442.575124]  ? graph_lock+0x170/0x170
[  442.578936]  ? __sigqueue_free.part.27+0x7d/0xa0
[  442.583713]  ext4_filemap_fault+0x82/0xad
[  442.587873]  __do_fault+0x100/0x6b0
[  442.591508]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.596802]  ? print_bad_pte+0x6c0/0x6c0
[  442.600885]  ? pmd_val+0x88/0x100
[  442.604344]  ? add_mm_counter_fast+0xd0/0xd0
[  442.608755]  ? pmd_val+0x88/0x100
[  442.612211]  ? add_mm_counter_fast+0xd0/0xd0
[  442.616635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.622187]  __handle_mm_fault+0x3709/0x53e0
[  442.626608]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  442.631458]  ? graph_lock+0x170/0x170
[  442.635269]  ? print_usage_bug+0xc0/0xc0
[  442.639339]  ? graph_lock+0x170/0x170
[  442.643138]  ? graph_lock+0x170/0x170
[  442.646965]  ? handle_mm_fault+0x42a/0xc70
[  442.651203]  ? lock_downgrade+0x900/0x900
[  442.655348]  ? check_preemption_disabled+0x48/0x200
[  442.660374]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  442.666195]  ? kasan_check_read+0x11/0x20
[  442.670344]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  442.675627]  ? rcu_bh_qs+0xc0/0xc0
[  442.679168]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  442.684631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.690181]  ? check_preemption_disabled+0x48/0x200
[  442.695213]  handle_mm_fault+0x54f/0xc70
[  442.699282]  ? __handle_mm_fault+0x53e0/0x53e0
[  442.703878]  ? find_vma+0x34/0x190
[  442.707429]  __do_page_fault+0x67d/0xed0
[  442.711504]  ? mm_fault_error+0x380/0x380
[  442.715661]  ? syscall_slow_exit_work+0x520/0x520
[  442.720514]  do_page_fault+0xf2/0x7e0
[  442.724321]  ? vmalloc_sync_all+0x30/0x30
[  442.728473]  ? error_entry+0x70/0xd0
[  442.732194]  ? trace_hardirqs_off_caller+0xbb/0x300
[  442.737209]  ? trace_hardirqs_on_caller+0xc0/0x300
[  442.742142]  ? syscall_return_slowpath+0x5e0/0x5e0
[  442.747072]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.751921]  ? trace_hardirqs_off+0x300/0x300
[  442.756414]  ? trace_hardirqs_off_caller+0x300/0x300
[  442.761524]  ? prepare_exit_to_usermode+0x291/0x3b0
[  442.766546]  ? page_fault+0x8/0x30
[  442.770094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  442.774942]  ? page_fault+0x8/0x30
[  442.778486]  page_fault+0x1e/0x30
[  442.781942] RIP: 0033:0x45db60
[  442.785141] Code: Bad RIP value.
[  442.788504] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  442.793873] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  442.801144] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  442.808411] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  442.815677] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  442.823048] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  442.830348] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  442.830425] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  442.837119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  442.837125] Call Trace:
[  442.837147]  dump_stack+0x1c4/0x2b4
[  442.837171]  ? dump_stack_print_info.cold.2+0x52/0x52
[  442.843734] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  442.853010]  warn_alloc.cold.118+0xb7/0x1bd
[  442.855567] syz-fuzzer cpuset=
[  442.859190]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  442.864361] /
[  442.874585]  ? lock_downgrade+0x900/0x900
[  442.878888]  mems_allowed=0
[  442.882087]  ? trace_hardirqs_off+0xb8/0x300
[  442.900065]  ? trace_hardirqs_off+0xb8/0x300
[  442.904487]  __alloc_pages_slowpath+0x2667/0x2d80
[  442.909366]  ? warn_alloc+0x120/0x120
[  442.913171]  ? pskb_put+0xb0/0xb0
[  442.916631]  ? warn_alloc+0x120/0x120
[  442.920437]  ? print_usage_bug+0xc0/0xc0
[  442.924502]  ? warn_alloc+0x120/0x120
[  442.928303]  ? print_usage_bug+0xc0/0xc0
[  442.932372]  ? __kfree_skb+0x20/0x20
[  442.936095]  ? ipv6_chk_mcast_addr+0x377/0x940
[  442.940692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  442.946230]  ? should_fail+0x22d/0xd01
[  442.950129]  ? ipv6_dev_mc_dec+0x260/0x260
[  442.954886]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.959996]  ? __lock_acquire+0x7ec/0x4ec0
[  442.964238]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  442.969343]  ? should_fail+0x22d/0xd01
[  442.973243]  ? mark_held_locks+0x130/0x130
[  442.977480]  ? mark_held_locks+0x130/0x130
[  442.981721]  ? ipv6_rcv+0x42a/0x650
[  442.985355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  442.990894]  ? check_preemption_disabled+0x48/0x200
[  442.995913]  ? check_preemption_disabled+0x48/0x200
[  443.000938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.006480]  ? check_preemption_disabled+0x48/0x200
[  443.011494]  ? check_preemption_disabled+0x48/0x200
[  443.016545]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  443.022083]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  443.027367]  ? rcu_pm_notify+0xc0/0xc0
[  443.031264]  __alloc_pages_nodemask+0xa80/0xde0
[  443.035937]  ? graph_lock+0x170/0x170
[  443.039751]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  443.044768]  ? graph_lock+0x170/0x170
[  443.048587]  ? find_held_lock+0x36/0x1c0
[  443.052661]  ? ____cache_alloc_node+0x1c7/0x1e0
[  443.057335]  ? lock_downgrade+0x900/0x900
[  443.061495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.067041]  cache_grow_begin+0x91/0x8c0
[  443.071104]  ? do_raw_spin_unlock+0xa7/0x2f0
[  443.075529]  fallback_alloc+0x203/0x2e0
[  443.079514]  ____cache_alloc_node+0x1c7/0x1e0
[  443.084022]  kmem_cache_alloc+0x1f8/0x730
[  443.088194]  ? netif_receive_skb_internal+0x620/0x620
[  443.093400]  __build_skb+0xab/0x430
[  443.097034]  ? skb_try_coalesce+0x1b70/0x1b70
[  443.101539]  ? __alloc_pages_nodemask+0xde0/0xde0
[  443.106386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.111924]  ? check_preemption_disabled+0x48/0x200
[  443.116948]  __napi_alloc_skb+0x1d6/0x310
[  443.121111]  page_to_skb.isra.42+0xee/0x960
[  443.125442]  ? check_preemption_disabled+0x48/0x200
[  443.130462]  ? virtnet_remove+0xf0/0xf0
[  443.134438]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  443.140232]  ? kasan_check_read+0x11/0x20
[  443.144385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  443.149666]  ? rcu_bh_qs+0xc0/0xc0
[  443.153228]  receive_mergeable+0x15af/0x3c40
[  443.157647]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.163361]  ? ip6t_do_table+0xded/0x1d30
[  443.167523]  ? virtnet_probe+0x2320/0x2320
[  443.171761]  ? audit_add_watch+0xae1/0xdc0
[  443.175995]  ? check_preemption_disabled+0x48/0x200
[  443.181008]  ? check_preemption_disabled+0x48/0x200
[  443.186041]  ? __lock_is_held+0xb5/0x140
[  443.190127]  ? rcu_read_lock_sched_held+0x108/0x120
[  443.195156]  ? update_cfs_rq_load_avg.part.64+0x253/0x2e0
[  443.200701]  ? tg_unthrottle_up+0x220/0x220
[  443.205049]  ? update_load_avg+0x13b8/0x2470
[  443.209462]  ? __lock_is_held+0xb5/0x140
[  443.213526]  ? graph_lock+0x170/0x170
[  443.217336]  ? attach_entity_load_avg+0x860/0x860
[  443.222186]  ? graph_lock+0x170/0x170
[  443.225990]  ? graph_lock+0x170/0x170
[  443.229803]  ? rb_erase+0x3710/0x3710
[  443.233608]  ? mark_held_locks+0x130/0x130
[  443.237852]  ? print_usage_bug+0xc0/0xc0
[  443.241923]  ? graph_lock+0x170/0x170
[  443.245723]  ? find_held_lock+0x36/0x1c0
[  443.249791]  ? print_usage_bug+0xc0/0xc0
[  443.253859]  ? cpuacct_charge+0x265/0x440
[  443.258017]  ? __lock_acquire+0x7ec/0x4ec0
[  443.262261]  ? update_curr+0x4cf/0xbe0
[  443.266149]  ? graph_lock+0x170/0x170
[  443.269957]  ? __update_load_avg_se+0x664/0xb90
[  443.274627]  ? mark_held_locks+0x130/0x130
[  443.278875]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  443.284671]  ? kasan_check_read+0x11/0x20
[  443.288829]  ? __update_load_avg_blocked_se+0x730/0x730
[  443.294207]  ? __update_load_avg_se+0xb90/0xb90
[  443.298895]  ? update_load_avg+0x387/0x2470
[  443.303222]  ? select_task_rq_fair+0x754/0x34f0
[  443.307913]  ? attach_entity_load_avg+0x860/0x860
[  443.312753]  ? graph_lock+0x170/0x170
[  443.316561]  ? account_entity_enqueue+0x3a3/0x660
[  443.321406]  ? graph_lock+0x170/0x170
[  443.325218]  ? rb_erase+0x3710/0x3710
[  443.329022]  ? mark_held_locks+0x130/0x130
[  443.333258]  ? rb_erase_cached+0xc78/0x3720
[  443.337586]  ? graph_lock+0x170/0x170
[  443.341387]  ? find_held_lock+0x36/0x1c0
[  443.345454]  ? print_usage_bug+0xc0/0xc0
[  443.349513]  ? print_usage_bug+0xc0/0xc0
[  443.353582]  ? print_usage_bug+0xc0/0xc0
[  443.357646]  ? print_usage_bug+0xc0/0xc0
[  443.361725]  receive_buf+0xb4c/0x3380
[  443.365531]  ? __lock_acquire+0x7ec/0x4ec0
[  443.369782]  ? receive_mergeable+0x3c40/0x3c40
[  443.374374]  ? mark_held_locks+0x130/0x130
[  443.378610]  ? mark_held_locks+0x130/0x130
[  443.382862]  ? mark_held_locks+0x130/0x130
[  443.387099]  ? mark_held_locks+0x130/0x130
[  443.391335]  ? print_usage_bug+0xc0/0xc0
[  443.395398]  ? __account_cfs_rq_runtime+0x790/0x790
[  443.400432]  ? __lock_acquire+0x7ec/0x4ec0
[  443.404688]  ? graph_lock+0x170/0x170
[  443.408492]  ? print_usage_bug+0xc0/0xc0
[  443.412558]  ? graph_lock+0x170/0x170
[  443.416358]  ? put_prev_task_fair+0x80/0x80
[  443.420686]  ? update_curr+0x344/0xbe0
[  443.424573]  ? __update_load_avg_se+0xb90/0xb90
[  443.429241]  ? __lock_is_held+0xb5/0x140
[  443.433308]  ? find_held_lock+0x36/0x1c0
[  443.437372]  ? graph_lock+0x170/0x170
[  443.441175]  ? print_usage_bug+0xc0/0xc0
[  443.445239]  ? debug_object_activate+0x402/0x600
[  443.450000]  ? lock_downgrade+0x900/0x900
[  443.454162]  ? find_held_lock+0x36/0x1c0
[  443.458231]  ? mark_held_locks+0xc7/0x130
[  443.462381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.467919]  ? vring_use_dma_api+0xa5/0xc0
[  443.472155]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.477694]  ? vring_unmap_one+0x5a/0x410
[  443.481854]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  443.486445]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  443.491986]  ? detach_buf+0x34b/0x5d0
[  443.495801]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  443.501337]  ? virtqueue_get_buf_ctx+0x3d1/0x860
[  443.506098]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  443.511213]  ? detach_buf+0x5d0/0x5d0
[  443.515015]  ? __lock_acquire+0x7ec/0x4ec0
[  443.519269]  virtnet_poll+0x421/0x105f
[  443.523173]  ? receive_buf+0x3380/0x3380
[  443.527246]  ? estimation_timer+0x5d0/0x890
[  443.531572]  ? net_rx_action+0x480/0x1950
[  443.535722]  ? net_rx_action+0x480/0x1950
[  443.539875]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  443.544475]  ? call_timer_fn+0x2c0/0x920
[  443.548537]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.554075]  ? check_preemption_disabled+0x48/0x200
[  443.559098]  net_rx_action+0x7c5/0x1950
[  443.563095]  ? napi_complete_done+0x6d0/0x6d0
[  443.567598]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  443.572642]  ? __run_timers+0xa20/0xc70
[  443.576623]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.581130]  ? _raw_spin_unlock_irq+0x27/0x80
[  443.585635]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  443.590244]  ? trace_hardirqs_on+0xbd/0x310
[  443.594600]  ? kasan_check_read+0x11/0x20
[  443.598755]  ? __run_timers+0xa20/0xc70
[  443.602743]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.608290]  ? _raw_spin_unlock_irq+0x60/0x80
[  443.612792]  ? __run_timers+0xa4a/0xc70
[  443.616784]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  443.622148]  ? compat_start_thread+0x80/0x80
[  443.626562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.632106]  ? kasan_check_write+0x14/0x20
[  443.636358]  ? finish_task_switch+0x2f5/0x900
[  443.640863]  ? __switch_to_asm+0x40/0x70
[  443.644934]  ? preempt_notifier_register+0x200/0x200
[  443.650038]  ? __switch_to_asm+0x34/0x70
[  443.654126]  ? __switch_to_asm+0x40/0x70
[  443.658191]  ? __switch_to_asm+0x34/0x70
[  443.662254]  ? __switch_to_asm+0x40/0x70
[  443.666313]  ? __switch_to_asm+0x34/0x70
[  443.670373]  ? __switch_to_asm+0x40/0x70
[  443.674448]  ? pvclock_read_flags+0x160/0x160
[  443.678949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.684486]  ? check_preemption_disabled+0x48/0x200
[  443.689504]  ? check_preemption_disabled+0x48/0x200
[  443.694534]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  443.700075]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  443.705358]  ? rcu_pm_notify+0xc0/0xc0
[  443.709268]  __do_softirq+0x30b/0xad8
[  443.713087]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  443.718196]  ? trace_hardirqs_on+0x310/0x310
[  443.722620]  ? schedule+0x108/0x460
[  443.726261]  ? trace_hardirqs_off+0xb8/0x300
[  443.730671]  ? ___might_sleep+0x1ed/0x300
[  443.734819]  ? smpboot_thread_fn+0x68b/0xa00
[  443.739234]  ? trace_hardirqs_on+0x310/0x310
[  443.743646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.749184]  ? check_preemption_disabled+0x48/0x200
[  443.754204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  443.759744]  ? takeover_tasklets+0xa90/0xa90
[  443.764158]  run_ksoftirqd+0x94/0x100
[  443.767964]  smpboot_thread_fn+0x68b/0xa00
[  443.772203]  ? sort_range+0x30/0x30
[  443.775845]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  443.780961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  443.786500]  ? __kthread_parkme+0xfb/0x1a0
[  443.790744]  kthread+0x35a/0x420
[  443.794119]  ? sort_range+0x30/0x30
[  443.797746]  ? kthread_bind+0x40/0x40
[  443.801550]  ret_from_fork+0x3a/0x50
[  443.805277] warn_alloc_show_mem: 1 callbacks suppressed
[  443.805290] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  443.805292] Mem-Info:
[  443.805323] active_anon:42551 inactive_anon:372 isolated_anon:0
[  443.805323]  active_file:18 inactive_file:16 isolated_file:0
[  443.805323]  unevictable:0 dirty:0 writeback:0 unstable:0
[  443.805323]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  443.805323]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  443.805323]  free:13623 free_pcp:186 free_cma:0
[  443.810670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  443.817601] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  443.820003] Call Trace:
[  443.852871] Node 0 
[  443.862216]  <IRQ>
[  443.889898] 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
[  443.892462]  dump_stack+0x1c4/0x2b4
[  443.894667] lowmem_reserve[]: 0
[  443.896958]  ? dump_stack_print_info.cold.2+0x52/0x52
[  443.922431]  2815 6318
[  443.926084]  warn_alloc.cold.118+0xb7/0x1bd
[  443.929330]  6318
[  443.934526]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  443.937006] Node 0 
[  443.941352]  ? lock_downgrade+0x900/0x900
[  443.943419] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  443.948239]  ? trace_hardirqs_off+0xb8/0x300
[  443.950441] lowmem_reserve[]: 0
[  443.954597]  ? trace_hardirqs_off+0xb8/0x300
[  443.981121]  0
[  443.985535]  __alloc_pages_slowpath+0x2667/0x2d80
[  443.988778]  3503 3503
[  443.993222]  ? warn_alloc+0x120/0x120
[  443.994982] Node 0 
[  443.999826]  ? trace_hardirqs_on+0x310/0x310
[  444.002337] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  444.006112]  ? warn_alloc+0x120/0x120
[  444.008331] lowmem_reserve[]: 0
[  444.012747]  ? print_usage_bug+0xc0/0xc0
[  444.041092]  0 0
[  444.044919]  ? warn_alloc+0x120/0x120
[  444.048171]  0
[  444.052228]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  444.057978]  ? print_usage_bug+0xc0/0xc0
[  444.060074] Node 0 
[  444.065088]  ? __lock_acquire+0x7ec/0x4ec0
[  444.069125] DMA: 1*4kB 
[  444.071370]  ? __lock_acquire+0x7ec/0x4ec0
[  444.075575] (U) 0*8kB 
[  444.078168]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.082383] 0*16kB 
[  444.084880]  ? should_fail+0x22d/0xd01
[  444.090386] 1*32kB (U) 
[  444.092638]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.096490] 2*64kB (U) 
[  444.099082]  ? __lock_acquire+0x7ec/0x4ec0
[  444.104155] 1*128kB (U) 
[  444.106748]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.110960] 1*256kB 
[  444.113631]  ? __lock_acquire+0x7ec/0x4ec0
[  444.118699] (U) 0*512kB 
[  444.121662]  ? should_fail+0x22d/0xd01
[  444.125872] 1*1024kB (U) 
[  444.128542]  ? print_usage_bug+0xc0/0xc0
[  444.128568]  ? mark_held_locks+0x130/0x130
[  444.132427] 1*2048kB (M) 
[  444.135191]  ? mark_held_locks+0x130/0x130
[  444.139228] 3*4096kB (M) 
[  444.143479]  ? graph_lock+0x170/0x170
[  444.146204] = 15908kB
[  444.146214] Node 0 
[  444.150450]  ? print_usage_bug+0xc0/0xc0
[  444.153183] DMA32: 4*4kB 
[  444.156994]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  444.159383] (UM) 
[  444.161627]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.165662] 3*8kB 
[  444.168414]  ? check_preemption_disabled+0x48/0x200
[  444.173145] (UM) 1*16kB 
[  444.175212]  ? check_preemption_disabled+0x48/0x200
[  444.180723] (M) 2*32kB 
[  444.182889]  ? __lock_is_held+0xb5/0x140
[  444.187891] (UM) 2*64kB 
[  444.190575]  __alloc_pages_nodemask+0xa80/0xde0
[  444.195564] (M) 
[  444.198150]  ? graph_lock+0x170/0x170
[  444.202184] 4*128kB (UM) 
[  444.204872]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  444.209514] 2*256kB (M) 
[  444.211498]  ? graph_lock+0x170/0x170
[  444.215271] 4*512kB (UM) 
[  444.218048]  ? find_held_lock+0x36/0x1c0
[  444.223030] 3*1024kB (M) 
[  444.225719]  ? ____cache_alloc_node+0x1c7/0x1e0
[  444.229483] 3*2048kB (M) 
[  444.232248]  ? lock_downgrade+0x900/0x900
[  444.236284] 3*4096kB (M) 
[  444.239053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.243690] = 24824kB
[  444.243700] Node 0 
[  444.246459]  cache_grow_begin+0x91/0x8c0
[  444.250578] Normal: 2044*4kB 
[  444.253350]  ? do_raw_spin_unlock+0xa7/0x2f0
[  444.258860] (UMEH) 226*8kB 
[  444.261291]  fallback_alloc+0x203/0x2e0
[  444.263495] (UMEH) 46*16kB 
[  444.267569]  ____cache_alloc_node+0x1c7/0x1e0
[  444.270641] (UME) 27*32kB 
[  444.275057]  kmem_cache_alloc_node+0xe3/0x730
[  444.277967] (UME) 
[  444.281937]  ? ipv6_get_ifaddr+0x42e/0x620
[  444.284846] 10*64kB (UME) 
[  444.289352]  __alloc_skb+0x119/0x770
[  444.292163] 4*128kB (UM) 0*256kB 2*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 13760kB
[  444.292212] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  444.292222] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  444.292227] 413 total pagecache pages
[  444.292242] 0 pages in swap cache
[  444.292249] Swap cache stats: add 0, delete 0, find 0/0
[  444.292254] Free swap  = 0kB
[  444.292258] Total swap = 0kB
[  444.292264] 1965979 pages RAM
[  444.292277] 0 pages HighMem/MovableOnly
[  444.296770]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.298894] 343323 pages reserved
[  444.298904] 0 pages cma reserved
[  444.303138]  ? skb_scrub_packet+0x490/0x490
[  444.306091] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  444.309675]  ? lock_downgrade+0x900/0x900
[  444.317278] ksoftirqd/0 cpuset=
[  444.326123]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.334676] /
[  444.338476]  ? refcount_sub_and_test_checked+0x203/0x310
[  444.341909]  mems_allowed=0
[  444.347265]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  444.415432]  ? addrconf_rs_timer+0x6f0/0x6f0
[  444.419871]  ndisc_alloc_skb+0x144/0x340
[  444.423958]  ndisc_send_rs+0x331/0x6e0
[  444.427878]  addrconf_rs_timer+0x3c0/0x6f0
[  444.432131]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.436387]  call_timer_fn+0x272/0x920
[  444.440280]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.444521]  ? process_timeout+0x40/0x40
[  444.448893]  ? find_held_lock+0x36/0x1c0
[  444.452967]  ? mark_held_locks+0xc7/0x130
[  444.457120]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.461624]  ? _raw_spin_unlock_irq+0x27/0x80
[  444.466121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.470359]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  444.474944]  ? trace_hardirqs_on+0xbd/0x310
[  444.479264]  ? kasan_check_read+0x11/0x20
[  444.483414]  ? __run_timers+0x7da/0xc70
[  444.487412]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  444.492876]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.497121]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  444.501361]  __run_timers+0x7e5/0xc70
[  444.505179]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  444.510546]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  444.515565]  ? graph_lock+0x170/0x170
[  444.519374]  ? print_usage_bug+0xc0/0xc0
[  444.523433]  ? lock_release+0x970/0x970
[  444.527411]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  444.532631]  ? find_held_lock+0x36/0x1c0
[  444.536697]  ? graph_lock+0x170/0x170
[  444.540508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.546050]  ? check_preemption_disabled+0x48/0x200
[  444.551084]  ? __lock_is_held+0xb5/0x140
[  444.555152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.560694]  ? check_preemption_disabled+0x48/0x200
[  444.565721]  run_timer_softirq+0x52/0xb0
[  444.569783]  ? rcu_read_lock_sched_held+0x108/0x120
[  444.574801]  __do_softirq+0x30b/0xad8
[  444.578621]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  444.583736]  ? pvclock_read_flags+0x160/0x160
[  444.588232]  ? lapic_next_event+0x5a/0x90
[  444.592384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.597921]  ? check_preemption_disabled+0x48/0x200
[  444.602941]  ? check_preemption_disabled+0x48/0x200
[  444.607973]  ? kvm_clock_read+0x18/0x30
[  444.611953]  ? kvm_sched_clock_read+0x9/0x20
[  444.616370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.621909]  ? check_preemption_disabled+0x48/0x200
[  444.626945]  irq_exit+0x17f/0x1c0
[  444.630411]  smp_apic_timer_interrupt+0x1cb/0x760
[  444.635280]  ? smp_reschedule_interrupt+0x109/0x650
[  444.640305]  ? smp_call_function_single_interrupt+0x650/0x650
[  444.646196]  ? interrupt_entry+0xb5/0xf0
[  444.650264]  ? trace_hardirqs_off_caller+0xbb/0x300
[  444.655278]  ? trace_hardirqs_off_caller+0xbb/0x300
[  444.660297]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.665233]  ? trace_hardirqs_off+0x300/0x300
[  444.669727]  ? trace_hardirqs_off+0x300/0x300
[  444.674226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.679769]  ? check_preemption_disabled+0x48/0x200
[  444.684789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.690335]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  444.695199]  apic_timer_interrupt+0xf/0x20
[  444.699428]  </IRQ>
[  444.701680] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  444.707403] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  444.726308] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  444.734021] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  444.741290] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  444.748563] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  444.755843] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  444.763112] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  444.770428]  cgroup_file_notify+0x226/0x2f0
[  444.774760]  ? cgroup_procs_write_finish+0xf0/0xf0
[  444.779693]  ? print_usage_bug+0xc0/0xc0
[  444.783762]  ? find_held_lock+0x36/0x1c0
[  444.787828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.793394]  shrink_node+0x5e1/0x16b0
[  444.797201]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  444.802511]  ? shrink_node_memcg+0x18e0/0x18e0
[  444.807103]  ? kvm_clock_read+0x18/0x30
[  444.811092]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  444.816125]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  444.820624]  ? kasan_check_write+0x14/0x20
[  444.824867]  ? do_raw_spin_lock+0xc1/0x200
[  444.829104]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  444.834646]  ? __cpuset_node_allowed+0x19b/0x660
[  444.839410]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  444.845125]  ? delayacct_end+0x5a/0x100
[  444.849119]  do_try_to_free_pages+0x3e7/0x1290
[  444.853726]  ? shrink_node+0x16b0/0x16b0
[  444.857792]  ? __lock_is_held+0xb5/0x140
[  444.861880]  try_to_free_pages+0x4d0/0xb90
[  444.866127]  ? do_try_to_free_pages+0x1290/0x1290
[  444.871059]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.876640]  ? lock_acquire+0x1ed/0x520
[  444.880624]  ? set_page_refcounted+0x280/0x280
[  444.885217]  ? lock_release+0x970/0x970
[  444.889203]  ? ___might_sleep+0x1ed/0x300
[  444.893357]  ? arch_local_save_flags+0x40/0x40
[  444.897955]  __alloc_pages_slowpath+0x993/0x2d80
[  444.902749]  ? warn_alloc+0x120/0x120
[  444.906552]  ? __radix_tree_lookup+0x4c0/0x4c0
[  444.911150]  ? find_get_entry+0x2f2/0xc40
[  444.915316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  444.920867]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  444.925817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  444.931371]  ? should_fail+0x22d/0xd01
[  444.935269]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  444.940391]  ? __lock_is_held+0xb5/0x140
[  444.944490]  ? __lock_is_held+0xb5/0x140
[  444.948568]  ? __lock_acquire+0x7ec/0x4ec0
[  444.953140]  ? ___might_sleep+0x1ed/0x300
[  444.957291]  ? lock_release+0x970/0x970
[  444.961270]  ? arch_local_save_flags+0x40/0x40
[  444.965877]  ? __might_sleep+0x95/0x190
[  444.969872]  __alloc_pages_nodemask+0xa80/0xde0
[  444.974559]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  444.979585]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  444.985388]  ? kasan_check_read+0x11/0x20
[  444.989540]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  444.994823]  ? graph_lock+0x170/0x170
[  444.998640]  ? print_usage_bug+0xc0/0xc0
[  445.002706]  ? graph_lock+0x170/0x170
[  445.006513]  ? graph_lock+0x170/0x170
[  445.010324]  ? __do_page_cache_readahead+0x7ce/0x980
[  445.015439]  ? find_held_lock+0x36/0x1c0
[  445.019509]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  445.025054]  alloc_pages_current+0x10c/0x210
[  445.029469]  ? lock_downgrade+0x900/0x900
[  445.033641]  __page_cache_alloc+0x38f/0x5b0
[  445.037976]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  445.043780]  ? kasan_check_read+0x11/0x20
[  445.047938]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.053233]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  445.057913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.063466]  ? check_preemption_disabled+0x48/0x200
[  445.068503]  filemap_fault+0x1594/0x25f0
[  445.072588]  ? __lock_page_or_retry+0xa00/0xa00
[  445.077267]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  445.083065]  ? kasan_check_read+0x11/0x20
[  445.087219]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.092495]  ? rcu_bh_qs+0xc0/0xc0
[  445.096046]  ? print_usage_bug+0xc0/0xc0
[  445.100120]  ? filemap_map_pages+0xdea/0x1980
[  445.104637]  ? print_usage_bug+0xc0/0xc0
[  445.108709]  ? find_get_pages_range_tag+0x1320/0x1320
[  445.113902]  ? print_usage_bug+0xc0/0xc0
[  445.117965]  ? __lock_acquire+0x7ec/0x4ec0
[  445.122205]  ? graph_lock+0x170/0x170
[  445.126013]  ? __sigqueue_free.part.27+0x7d/0xa0
[  445.130779]  ? __lock_acquire+0x7ec/0x4ec0
[  445.135032]  ? lock_acquire+0x1ed/0x520
[  445.139011]  ? ext4_filemap_fault+0x7a/0xad
[  445.143342]  ? lock_release+0x970/0x970
[  445.147316]  ? arch_local_save_flags+0x40/0x40
[  445.151911]  ? mark_held_locks+0x130/0x130
[  445.156165]  ? down_read+0xb0/0x1d0
[  445.159792]  ? ext4_filemap_fault+0x7a/0xad
[  445.164116]  ? __down_interruptible+0x700/0x700
[  445.168793]  ? graph_lock+0x170/0x170
[  445.172601]  ? __sigqueue_free.part.27+0x7d/0xa0
[  445.177376]  ext4_filemap_fault+0x82/0xad
[  445.181532]  __do_fault+0x100/0x6b0
[  445.185160]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.190447]  ? print_bad_pte+0x6c0/0x6c0
[  445.194518]  ? pmd_val+0x88/0x100
[  445.197995]  ? add_mm_counter_fast+0xd0/0xd0
[  445.202409]  ? pmd_val+0x88/0x100
[  445.205884]  ? add_mm_counter_fast+0xd0/0xd0
[  445.210303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.215860]  __handle_mm_fault+0x3709/0x53e0
[  445.220284]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  445.225129]  ? graph_lock+0x170/0x170
[  445.228934]  ? print_usage_bug+0xc0/0xc0
[  445.233002]  ? graph_lock+0x170/0x170
[  445.236804]  ? graph_lock+0x170/0x170
[  445.240643]  ? handle_mm_fault+0x42a/0xc70
[  445.244884]  ? lock_downgrade+0x900/0x900
[  445.249033]  ? check_preemption_disabled+0x48/0x200
[  445.254060]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  445.259860]  ? kasan_check_read+0x11/0x20
[  445.264013]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.269296]  ? rcu_bh_qs+0xc0/0xc0
[  445.272849]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  445.278319]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.283865]  ? check_preemption_disabled+0x48/0x200
[  445.288901]  handle_mm_fault+0x54f/0xc70
[  445.292970]  ? __handle_mm_fault+0x53e0/0x53e0
[  445.297556]  ? find_vma+0x34/0x190
[  445.301113]  __do_page_fault+0x67d/0xed0
[  445.305194]  ? mm_fault_error+0x380/0x380
[  445.309349]  ? syscall_slow_exit_work+0x520/0x520
[  445.314200]  do_page_fault+0xf2/0x7e0
[  445.318009]  ? vmalloc_sync_all+0x30/0x30
[  445.322159]  ? error_entry+0x70/0xd0
[  445.325880]  ? trace_hardirqs_off_caller+0xbb/0x300
[  445.330897]  ? trace_hardirqs_on_caller+0xc0/0x300
[  445.335828]  ? syscall_return_slowpath+0x5e0/0x5e0
[  445.340773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.345629]  ? trace_hardirqs_off+0x300/0x300
[  445.350127]  ? trace_hardirqs_off_caller+0x300/0x300
[  445.355241]  ? prepare_exit_to_usermode+0x291/0x3b0
[  445.360260]  ? page_fault+0x8/0x30
[  445.363807]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  445.368673]  ? page_fault+0x8/0x30
[  445.372215]  page_fault+0x1e/0x30
[  445.375668] RIP: 0033:0x45db60
[  445.378873] Code: Bad RIP value.
[  445.382233] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  445.387598] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  445.394874] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  445.402147] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  445.409415] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  445.416682] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  445.423987] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  445.424054] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  445.430749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  445.430758] Call Trace:
[  445.437333] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  445.446594]  dump_stack+0x1c4/0x2b4
[  445.449161] syz-fuzzer cpuset=
[  445.459383]  ? dump_stack_print_info.cold.2+0x52/0x52
[  445.462996] /
[  445.466187]  warn_alloc.cold.118+0xb7/0x1bd
[  445.471352]  mems_allowed=0
[  445.473061]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  445.485123]  ? lock_downgrade+0x900/0x900
[  445.489282]  ? trace_hardirqs_off+0xb8/0x300
[  445.493710]  ? trace_hardirqs_off+0xb8/0x300
[  445.498168]  __alloc_pages_slowpath+0x2667/0x2d80
[  445.503047]  ? warn_alloc+0x120/0x120
[  445.506859]  ? pskb_put+0xb0/0xb0
[  445.510317]  ? warn_alloc+0x120/0x120
[  445.514127]  ? print_usage_bug+0xc0/0xc0
[  445.518188]  ? warn_alloc+0x120/0x120
[  445.521994]  ? print_usage_bug+0xc0/0xc0
[  445.526066]  ? lock_downgrade+0x900/0x900
[  445.530217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  445.535758]  ? should_fail+0x22d/0xd01
[  445.539653]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.544762]  ? __lock_acquire+0x7ec/0x4ec0
[  445.549001]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  445.554106]  ? should_fail+0x22d/0xd01
[  445.558018]  ? mark_held_locks+0x130/0x130
[  445.562259]  ? mark_held_locks+0x130/0x130
[  445.566495]  ? debug_check_no_obj_freed+0x305/0x58d
[  445.571525]  ? drain_local_pages_wq+0x40/0x40
[  445.576022]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  445.580606]  ? trace_hardirqs_on+0xbd/0x310
[  445.584943]  ? kasan_check_read+0x11/0x20
[  445.589091]  ? debug_check_no_obj_freed+0x305/0x58d
[  445.594113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.599658]  ? check_preemption_disabled+0x48/0x200
[  445.604673]  ? check_preemption_disabled+0x48/0x200
[  445.609703]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  445.615244]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.620523]  ? rcu_pm_notify+0xc0/0xc0
[  445.624423]  __alloc_pages_nodemask+0xa80/0xde0
[  445.629095]  ? graph_lock+0x170/0x170
[  445.632910]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  445.637927]  ? graph_lock+0x170/0x170
[  445.641745]  ? find_held_lock+0x36/0x1c0
[  445.645821]  ? ____cache_alloc_node+0x1c7/0x1e0
[  445.650503]  ? lock_downgrade+0x900/0x900
[  445.654663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.660209]  cache_grow_begin+0x91/0x8c0
[  445.664274]  ? do_raw_spin_unlock+0xa7/0x2f0
[  445.668695]  fallback_alloc+0x203/0x2e0
[  445.672682]  ____cache_alloc_node+0x1c7/0x1e0
[  445.677188]  kmem_cache_alloc+0x1f8/0x730
[  445.681347]  ? netif_receive_skb_internal+0x620/0x620
[  445.686557]  __build_skb+0xab/0x430
[  445.690186]  ? skb_try_coalesce+0x1b70/0x1b70
[  445.694690]  ? __alloc_pages_nodemask+0xde0/0xde0
[  445.699540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  445.705077]  ? check_preemption_disabled+0x48/0x200
[  445.710102]  __napi_alloc_skb+0x1d6/0x310
[  445.714265]  page_to_skb.isra.42+0xee/0x960
[  445.718591]  ? check_preemption_disabled+0x48/0x200
[  445.723615]  ? virtnet_remove+0xf0/0xf0
[  445.727595]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  445.733392]  ? kasan_check_read+0x11/0x20
[  445.737546]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  445.742823]  ? rcu_bh_qs+0xc0/0xc0
[  445.746388]  receive_mergeable+0x15af/0x3c40
[  445.750809]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  445.756384]  ? ip6t_do_table+0xded/0x1d30
[  445.760551]  ? virtnet_probe+0x2320/0x2320
[  445.764801]  ? audit_add_watch+0xae1/0xdc0
[  445.769038]  ? check_preemption_disabled+0x48/0x200
[  445.774054]  ? check_preemption_disabled+0x48/0x200
[  445.779080]  ? __lock_is_held+0xb5/0x140
[  445.783186]  ? rcu_read_lock_sched_held+0x108/0x120
[  445.788210]  ? update_cfs_rq_load_avg.part.64+0x253/0x2e0
[  445.793753]  ? tg_unthrottle_up+0x220/0x220
[  445.798090]  ? update_load_avg+0x13b8/0x2470
[  445.802504]  ? __lock_is_held+0xb5/0x140
[  445.806569]  ? graph_lock+0x170/0x170
[  445.810385]  ? attach_entity_load_avg+0x860/0x860
[  445.815232]  ? graph_lock+0x170/0x170
[  445.819037]  ? graph_lock+0x170/0x170
[  445.822854]  ? rb_erase+0x3710/0x3710
[  445.826659]  ? mark_held_locks+0x130/0x130
[  445.830895]  ? print_usage_bug+0xc0/0xc0
[  445.834961]  ? graph_lock+0x170/0x170
[  445.838762]  ? find_held_lock+0x36/0x1c0
[  445.842827]  ? print_usage_bug+0xc0/0xc0
[  445.846900]  ? cpuacct_charge+0x265/0x440
[  445.851057]  ? __lock_acquire+0x7ec/0x4ec0
[  445.855299]  ? update_curr+0x4cf/0xbe0
[  445.859190]  ? graph_lock+0x170/0x170
[  445.863020]  ? __update_load_avg_se+0x664/0xb90
[  445.867690]  ? mark_held_locks+0x130/0x130
[  445.871928]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  445.877725]  ? kasan_check_read+0x11/0x20
[  445.881880]  ? __update_load_avg_blocked_se+0x730/0x730
[  445.887249]  ? __update_load_avg_se+0xb90/0xb90
[  445.891933]  ? update_load_avg+0x387/0x2470
[  445.896259]  ? select_task_rq_fair+0x754/0x34f0
[  445.900937]  ? attach_entity_load_avg+0x860/0x860
[  445.905781]  ? graph_lock+0x170/0x170
[  445.909587]  ? account_entity_enqueue+0x3a3/0x660
[  445.914435]  ? graph_lock+0x170/0x170
[  445.918242]  ? rb_erase+0x3710/0x3710
[  445.922046]  ? mark_held_locks+0x130/0x130
[  445.926282]  ? rb_erase_cached+0xc78/0x3720
[  445.930608]  ? graph_lock+0x170/0x170
[  445.934413]  ? find_held_lock+0x36/0x1c0
[  445.938474]  ? print_usage_bug+0xc0/0xc0
[  445.942541]  ? print_usage_bug+0xc0/0xc0
[  445.946605]  ? print_usage_bug+0xc0/0xc0
[  445.950670]  ? print_usage_bug+0xc0/0xc0
[  445.954744]  receive_buf+0xb4c/0x3380
[  445.958554]  ? __lock_acquire+0x7ec/0x4ec0
[  445.962806]  ? receive_mergeable+0x3c40/0x3c40
[  445.967408]  ? mark_held_locks+0x130/0x130
[  445.971644]  ? mark_held_locks+0x130/0x130
[  445.975887]  ? mark_held_locks+0x130/0x130
[  445.980146]  ? mark_held_locks+0x130/0x130
[  445.984383]  ? print_usage_bug+0xc0/0xc0
[  445.988452]  ? __account_cfs_rq_runtime+0x790/0x790
[  445.993487]  ? __lock_acquire+0x7ec/0x4ec0
[  445.997742]  ? graph_lock+0x170/0x170
[  446.001545]  ? print_usage_bug+0xc0/0xc0
[  446.005611]  ? graph_lock+0x170/0x170
[  446.009414]  ? put_prev_task_fair+0x80/0x80
[  446.013742]  ? update_curr+0x344/0xbe0
[  446.017632]  ? __update_load_avg_se+0xb90/0xb90
[  446.022304]  ? __lock_is_held+0xb5/0x140
[  446.026376]  ? find_held_lock+0x36/0x1c0
[  446.030443]  ? graph_lock+0x170/0x170
[  446.034266]  ? print_usage_bug+0xc0/0xc0
[  446.038339]  ? debug_object_activate+0x402/0x600
[  446.043102]  ? lock_downgrade+0x900/0x900
[  446.047268]  ? find_held_lock+0x36/0x1c0
[  446.051339]  ? mark_held_locks+0xc7/0x130
[  446.055493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.061290]  ? vring_use_dma_api+0xa5/0xc0
[  446.065538]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  446.071082]  ? vring_unmap_one+0x5a/0x410
[  446.075233]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  446.079826]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  446.085380]  ? detach_buf+0x34b/0x5d0
[  446.089198]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  446.094741]  ? virtqueue_get_buf_ctx+0x3d1/0x860
[  446.099529]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  446.104643]  ? detach_buf+0x5d0/0x5d0
[  446.108448]  ? __lock_acquire+0x7ec/0x4ec0
[  446.112697]  virtnet_poll+0x421/0x105f
[  446.116601]  ? receive_buf+0x3380/0x3380
[  446.120681]  ? estimation_timer+0x5d0/0x890
[  446.125007]  ? net_rx_action+0x480/0x1950
[  446.129159]  ? net_rx_action+0x480/0x1950
[  446.133315]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  446.137912]  ? call_timer_fn+0x2c0/0x920
[  446.141982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.147524]  ? check_preemption_disabled+0x48/0x200
[  446.152551]  net_rx_action+0x7c5/0x1950
[  446.156550]  ? napi_complete_done+0x6d0/0x6d0
[  446.161048]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  446.166092]  ? __run_timers+0xa20/0xc70
[  446.170079]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.174573]  ? _raw_spin_unlock_irq+0x27/0x80
[  446.179074]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  446.183659]  ? trace_hardirqs_on+0xbd/0x310
[  446.187984]  ? kasan_check_read+0x11/0x20
[  446.192141]  ? __run_timers+0xa20/0xc70
[  446.196137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.201687]  ? _raw_spin_unlock_irq+0x60/0x80
[  446.206186]  ? __run_timers+0xa4a/0xc70
[  446.210177]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  446.215538]  ? compat_start_thread+0x80/0x80
[  446.219957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.225502]  ? kasan_check_write+0x14/0x20
[  446.229739]  ? finish_task_switch+0x2f5/0x900
[  446.234253]  ? __switch_to_asm+0x40/0x70
[  446.238332]  ? preempt_notifier_register+0x200/0x200
[  446.243441]  ? __switch_to_asm+0x34/0x70
[  446.247499]  ? __switch_to_asm+0x40/0x70
[  446.251565]  ? __switch_to_asm+0x34/0x70
[  446.255888]  ? __switch_to_asm+0x40/0x70
[  446.259977]  ? __switch_to_asm+0x34/0x70
[  446.264040]  ? __switch_to_asm+0x40/0x70
[  446.268124]  ? pvclock_read_flags+0x160/0x160
[  446.272625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.278164]  ? check_preemption_disabled+0x48/0x200
[  446.283177]  ? check_preemption_disabled+0x48/0x200
[  446.288204]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  446.293744]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  446.299027]  ? rcu_pm_notify+0xc0/0xc0
[  446.302938]  __do_softirq+0x30b/0xad8
[  446.306754]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  446.311868]  ? trace_hardirqs_on+0x310/0x310
[  446.316289]  ? schedule+0x108/0x460
[  446.319931]  ? trace_hardirqs_off+0xb8/0x300
[  446.324342]  ? ___might_sleep+0x1ed/0x300
[  446.328493]  ? smpboot_thread_fn+0x68b/0xa00
[  446.332905]  ? trace_hardirqs_on+0x310/0x310
[  446.337316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.342863]  ? check_preemption_disabled+0x48/0x200
[  446.347880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.353423]  ? takeover_tasklets+0xa90/0xa90
[  446.357845]  run_ksoftirqd+0x94/0x100
[  446.361649]  smpboot_thread_fn+0x68b/0xa00
[  446.365893]  ? sort_range+0x30/0x30
[  446.369525]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  446.374628]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.380171]  ? __kthread_parkme+0xfb/0x1a0
[  446.384414]  kthread+0x35a/0x420
[  446.387784]  ? sort_range+0x30/0x30
[  446.391408]  ? kthread_bind+0x40/0x40
[  446.395218]  ret_from_fork+0x3a/0x50
[  446.398948] warn_alloc_show_mem: 1 callbacks suppressed
[  446.398960] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  446.398963] Mem-Info:
[  446.398993] active_anon:42551 inactive_anon:372 isolated_anon:0
[  446.398993]  active_file:18 inactive_file:16 isolated_file:0
[  446.398993]  unevictable:0 dirty:0 writeback:0 unstable:0
[  446.398993]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  446.398993]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  446.398993]  free:13623 free_pcp:186 free_cma:0
[  446.404366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  446.411304] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  446.413726] Call Trace:
[  446.446602] Node 0 
[  446.455965]  <IRQ>
[  446.483658] 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
[  446.486225]  dump_stack+0x1c4/0x2b4
[  446.488431] lowmem_reserve[]: 0
[  446.490588]  ? dump_stack_print_info.cold.2+0x52/0x52
[  446.516064]  2815 6318
[  446.519715]  warn_alloc.cold.118+0xb7/0x1bd
[  446.522953]  6318
[  446.528151]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  446.530630] Node 0 
[  446.534946]  ? lock_downgrade+0x900/0x900
[  446.537009] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  446.541828]  ? trace_hardirqs_off+0xb8/0x300
[  446.544054] lowmem_reserve[]: 0
[  446.548209]  ? trace_hardirqs_off+0xb8/0x300
[  446.574723]  0 3503
[  446.579155]  __alloc_pages_slowpath+0x2667/0x2d80
[  446.582399]  3503
[  446.586853]  ? warn_alloc+0x120/0x120
[  446.589204] Node 0 
[  446.594047]  ? trace_hardirqs_on+0x310/0x310
[  446.596113] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  446.599884]  ? warn_alloc+0x120/0x120
[  446.602095] lowmem_reserve[]: 0
[  446.606515]  ? print_usage_bug+0xc0/0xc0
[  446.634880]  0 0
[  446.638701]  ? warn_alloc+0x120/0x120
[  446.641944]  0
[  446.646006]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  446.646024]  ? print_usage_bug+0xc0/0xc0
[  446.647984] Node 0 
[  446.651782]  ? __lock_acquire+0x7ec/0x4ec0
[  446.653562] DMA: 
[  446.658575]  ? __lock_acquire+0x7ec/0x4ec0
[  446.662613] 1*4kB 
[  446.664880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  446.669094] (U) 
[  446.671156]  ? should_fail+0x22d/0xd01
[  446.675368] 0*8kB 0*16kB 
[  446.677532]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.683042] 1*32kB (U) 
[  446.685027]  ? __lock_acquire+0x7ec/0x4ec0
[  446.688885] 2*64kB (U) 
[  446.691656]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  446.696731] 1*128kB (U) 
[  446.699322]  ? __lock_acquire+0x7ec/0x4ec0
[  446.703527] 1*256kB (U) 
[  446.706121]  ? should_fail+0x22d/0xd01
[  446.711201] 0*512kB 1*1024kB 
[  446.713881]  ? print_usage_bug+0xc0/0xc0
[  446.718089] (U) 1*2048kB 
[  446.720778]  ? mark_held_locks+0x130/0x130
[  446.724636] (M) 
[  446.727743]  ? mark_held_locks+0x130/0x130
[  446.731784] 3*4096kB 
[  446.734549]  ? graph_lock+0x170/0x170
[  446.738752] (M) = 15908kB
[  446.740738]  ? print_usage_bug+0xc0/0xc0
[  446.744954] Node 0 
[  446.747363]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  446.751134] DMA32: 4*4kB 
[  446.753903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.757934] (UM) 3*8kB 
[  446.760177]  ? check_preemption_disabled+0x48/0x200
[  446.760193]  ? check_preemption_disabled+0x48/0x200
[  446.764923] (UM) 1*16kB 
[  446.767695]  ? __lock_is_held+0xb5/0x140
[  446.773197] (M) 2*32kB 
[  446.775796]  __alloc_pages_nodemask+0xa80/0xde0
[  446.780779] (UM) 2*64kB 
[  446.785804]  ? graph_lock+0x170/0x170
[  446.788446] (M) 4*128kB 
[  446.792518]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  446.795075] (UM) 2*256kB 
[  446.799751]  ? graph_lock+0x170/0x170
[  446.802393] (M) 4*512kB 
[  446.806206]  ? find_held_lock+0x36/0x1c0
[  446.808847] (UM) 3*1024kB 
[  446.813883]  ? ____cache_alloc_node+0x1c7/0x1e0
[  446.816614] (M) 
[  446.820416]  ? lock_downgrade+0x900/0x900
[  446.823065] 3*2048kB (M) 
[  446.827226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.830049] 3*4096kB 
[  446.834726]  cache_grow_begin+0x91/0x8c0
[  446.836675] (M) 
[  446.840821]  ? do_raw_spin_unlock+0xa7/0x2f0
[  446.843554] = 24824kB
[  446.849095]  fallback_alloc+0x203/0x2e0
[  446.851478] Node 0 
[  446.855541]  ____cache_alloc_node+0x1c7/0x1e0
[  446.857485] Normal: 2044*4kB 
[  446.861913]  kmem_cache_alloc_node+0xe3/0x730
[  446.864291] (UMEH) 226*8kB 
[  446.868274]  ? ipv6_get_ifaddr+0x42e/0x620
[  446.870501] (UMEH) 
[  446.875003]  __alloc_skb+0x119/0x770
[  446.878081] 46*16kB 
[  446.882585]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  446.885491] (UME) 
[  446.889723]  ? skb_scrub_packet+0x490/0x490
[  446.891934] 28*32kB (UME) 
[  446.895656]  ? lock_downgrade+0x900/0x900
[  446.897959] 10*64kB 
[  446.903239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  446.905356] (UME) 4*128kB 
[  446.909686]  ? refcount_sub_and_test_checked+0x203/0x310
[  446.912509] (UM) 
[  446.916655]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  446.918953] 0*256kB 2*512kB 
[  446.924506]  ? addrconf_rs_timer+0x6f0/0x6f0
[  446.927327] (U) 
[  446.932787]  ndisc_alloc_skb+0x144/0x340
[  446.934813] 0*1024kB 0*2048kB 
[  446.940281]  ndisc_send_rs+0x331/0x6e0
[  446.943272] 0*4096kB = 13792kB
[  446.947719]  addrconf_rs_timer+0x3c0/0x6f0
[  446.949678] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  446.954069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.957248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  446.961138]  call_timer_fn+0x272/0x920
[  446.964308] 413 total pagecache pages
[  446.968538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  446.977357] 0 pages in swap cache
[  446.981593]  ? process_timeout+0x40/0x40
[  446.990144] Swap cache stats: add 0, delete 0, find 0/0
[  446.990153] Free swap  = 0kB
[  446.994037]  ? find_held_lock+0x36/0x1c0
[  446.997819] Total swap = 0kB
[  447.002068]  ? mark_held_locks+0xc7/0x130
[  447.005495] 1965979 pages RAM
[  447.009563]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.014904] 0 pages HighMem/MovableOnly
[  447.014913] 343323 pages reserved
[  447.017934]  ? _raw_spin_unlock_irq+0x27/0x80
[  447.021966] 0 pages cma reserved
[  447.022084] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  447.024996]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.029124] ksoftirqd/0 cpuset=
[  447.032225]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  447.036698] /
[  447.040669]  ? trace_hardirqs_on+0xbd/0x310
[  447.044103]  mems_allowed=0
[  447.048588]  ? kasan_check_read+0x11/0x20
[  447.088079]  ? __run_timers+0x7da/0xc70
[  447.092062]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.097525]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.101769]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  447.106011]  __run_timers+0x7e5/0xc70
[  447.109827]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  447.115212]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  447.120240]  ? graph_lock+0x170/0x170
[  447.124053]  ? print_usage_bug+0xc0/0xc0
[  447.128114]  ? lock_release+0x970/0x970
[  447.132102]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  447.137301]  ? find_held_lock+0x36/0x1c0
[  447.141370]  ? graph_lock+0x170/0x170
[  447.145178]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.150716]  ? check_preemption_disabled+0x48/0x200
[  447.155778]  ? __lock_is_held+0xb5/0x140
[  447.159854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.165396]  ? check_preemption_disabled+0x48/0x200
[  447.170428]  run_timer_softirq+0x52/0xb0
[  447.174497]  ? rcu_read_lock_sched_held+0x108/0x120
[  447.179536]  __do_softirq+0x30b/0xad8
[  447.183359]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  447.188475]  ? pvclock_read_flags+0x160/0x160
[  447.192978]  ? lapic_next_event+0x5a/0x90
[  447.197135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.202684]  ? check_preemption_disabled+0x48/0x200
[  447.207712]  ? check_preemption_disabled+0x48/0x200
[  447.212752]  ? kvm_clock_read+0x18/0x30
[  447.216746]  ? kvm_sched_clock_read+0x9/0x20
[  447.221168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.226712]  ? check_preemption_disabled+0x48/0x200
[  447.231745]  irq_exit+0x17f/0x1c0
[  447.235211]  smp_apic_timer_interrupt+0x1cb/0x760
[  447.240060]  ? smp_reschedule_interrupt+0x109/0x650
[  447.245089]  ? smp_call_function_single_interrupt+0x650/0x650
[  447.250983]  ? interrupt_entry+0xb5/0xf0
[  447.255052]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.260072]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.265096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.269947]  ? trace_hardirqs_off+0x300/0x300
[  447.274444]  ? trace_hardirqs_off+0x300/0x300
[  447.278943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.284485]  ? check_preemption_disabled+0x48/0x200
[  447.289506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.295060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.299916]  apic_timer_interrupt+0xf/0x20
[  447.304145]  </IRQ>
[  447.306388] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  447.312105] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  447.331014] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  447.338727] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  447.345997] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  447.353263] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  447.360534] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  447.367800] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  447.375109]  cgroup_file_notify+0x226/0x2f0
[  447.379441]  ? cgroup_procs_write_finish+0xf0/0xf0
[  447.384369]  ? print_usage_bug+0xc0/0xc0
[  447.388436]  ? find_held_lock+0x36/0x1c0
[  447.392500]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.398046]  shrink_node+0x5e1/0x16b0
[  447.401860]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  447.407173]  ? shrink_node_memcg+0x18e0/0x18e0
[  447.411762]  ? kvm_clock_read+0x18/0x30
[  447.415739]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  447.420767]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  447.425263]  ? kasan_check_write+0x14/0x20
[  447.429501]  ? do_raw_spin_lock+0xc1/0x200
[  447.433742]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  447.439284]  ? __cpuset_node_allowed+0x19b/0x660
[  447.444044]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  447.449765]  ? delayacct_end+0x5a/0x100
[  447.453753]  do_try_to_free_pages+0x3e7/0x1290
[  447.458360]  ? shrink_node+0x16b0/0x16b0
[  447.462423]  ? __lock_is_held+0xb5/0x140
[  447.466500]  try_to_free_pages+0x4d0/0xb90
[  447.470743]  ? do_try_to_free_pages+0x1290/0x1290
[  447.475589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.481148]  ? lock_acquire+0x1ed/0x520
[  447.485125]  ? set_page_refcounted+0x280/0x280
[  447.489716]  ? lock_release+0x970/0x970
[  447.493697]  ? ___might_sleep+0x1ed/0x300
[  447.497864]  ? arch_local_save_flags+0x40/0x40
[  447.502464]  __alloc_pages_slowpath+0x993/0x2d80
[  447.507256]  ? warn_alloc+0x120/0x120
[  447.511057]  ? __radix_tree_lookup+0x4c0/0x4c0
[  447.515661]  ? find_get_entry+0x2f2/0xc40
[  447.519828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  447.525383]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  447.530313]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.535860]  ? should_fail+0x22d/0xd01
[  447.539758]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  447.544874]  ? __lock_is_held+0xb5/0x140
[  447.548971]  ? __lock_is_held+0xb5/0x140
[  447.553043]  ? __lock_acquire+0x7ec/0x4ec0
[  447.557283]  ? ___might_sleep+0x1ed/0x300
[  447.561433]  ? lock_release+0x970/0x970
[  447.565412]  ? arch_local_save_flags+0x40/0x40
[  447.570011]  ? __might_sleep+0x95/0x190
[  447.573995]  __alloc_pages_nodemask+0xa80/0xde0
[  447.578678]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  447.583788]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.589587]  ? kasan_check_read+0x11/0x20
[  447.593742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.599027]  ? graph_lock+0x170/0x170
[  447.602828]  ? print_usage_bug+0xc0/0xc0
[  447.606905]  ? graph_lock+0x170/0x170
[  447.610706]  ? graph_lock+0x170/0x170
[  447.614511]  ? __do_page_cache_readahead+0x7ce/0x980
[  447.619625]  ? find_held_lock+0x36/0x1c0
[  447.623697]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  447.629242]  alloc_pages_current+0x10c/0x210
[  447.633652]  ? lock_downgrade+0x900/0x900
[  447.637814]  __page_cache_alloc+0x38f/0x5b0
[  447.642147]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.647949]  ? kasan_check_read+0x11/0x20
[  447.652100]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.657386]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  447.662059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.667597]  ? check_preemption_disabled+0x48/0x200
[  447.672640]  filemap_fault+0x1594/0x25f0
[  447.676726]  ? __lock_page_or_retry+0xa00/0xa00
[  447.681407]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.687204]  ? kasan_check_read+0x11/0x20
[  447.691361]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.696651]  ? rcu_bh_qs+0xc0/0xc0
[  447.700224]  ? print_usage_bug+0xc0/0xc0
[  447.704295]  ? filemap_map_pages+0xdea/0x1980
[  447.708803]  ? print_usage_bug+0xc0/0xc0
[  447.712890]  ? find_get_pages_range_tag+0x1320/0x1320
[  447.718084]  ? print_usage_bug+0xc0/0xc0
[  447.722148]  ? __lock_acquire+0x7ec/0x4ec0
[  447.726385]  ? graph_lock+0x170/0x170
[  447.730187]  ? __sigqueue_free.part.27+0x7d/0xa0
[  447.734952]  ? __lock_acquire+0x7ec/0x4ec0
[  447.739206]  ? lock_acquire+0x1ed/0x520
[  447.743180]  ? ext4_filemap_fault+0x7a/0xad
[  447.747517]  ? lock_release+0x970/0x970
[  447.751492]  ? arch_local_save_flags+0x40/0x40
[  447.756081]  ? mark_held_locks+0x130/0x130
[  447.760335]  ? down_read+0xb0/0x1d0
[  447.763960]  ? ext4_filemap_fault+0x7a/0xad
[  447.768282]  ? __down_interruptible+0x700/0x700
[  447.772951]  ? graph_lock+0x170/0x170
[  447.776776]  ? __sigqueue_free.part.27+0x7d/0xa0
[  447.781561]  ext4_filemap_fault+0x82/0xad
[  447.785717]  __do_fault+0x100/0x6b0
[  447.789347]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.794634]  ? print_bad_pte+0x6c0/0x6c0
[  447.798731]  ? pmd_val+0x88/0x100
[  447.802190]  ? add_mm_counter_fast+0xd0/0xd0
[  447.806599]  ? pmd_val+0x88/0x100
[  447.810058]  ? add_mm_counter_fast+0xd0/0xd0
[  447.814474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.820018]  __handle_mm_fault+0x3709/0x53e0
[  447.824442]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  447.829378]  ? graph_lock+0x170/0x170
[  447.833184]  ? print_usage_bug+0xc0/0xc0
[  447.837259]  ? graph_lock+0x170/0x170
[  447.841059]  ? graph_lock+0x170/0x170
[  447.844892]  ? handle_mm_fault+0x42a/0xc70
[  447.849129]  ? lock_downgrade+0x900/0x900
[  447.853277]  ? check_preemption_disabled+0x48/0x200
[  447.858312]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  447.864112]  ? kasan_check_read+0x11/0x20
[  447.868267]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  447.873546]  ? rcu_bh_qs+0xc0/0xc0
[  447.877092]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  447.882549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  447.888086]  ? check_preemption_disabled+0x48/0x200
[  447.893126]  handle_mm_fault+0x54f/0xc70
[  447.897197]  ? __handle_mm_fault+0x53e0/0x53e0
[  447.901785]  ? find_vma+0x34/0x190
[  447.905333]  __do_page_fault+0x67d/0xed0
[  447.909406]  ? mm_fault_error+0x380/0x380
[  447.913565]  ? syscall_slow_exit_work+0x520/0x520
[  447.918415]  do_page_fault+0xf2/0x7e0
[  447.922221]  ? vmalloc_sync_all+0x30/0x30
[  447.926374]  ? error_entry+0x70/0xd0
[  447.930089]  ? trace_hardirqs_off_caller+0xbb/0x300
[  447.935140]  ? trace_hardirqs_on_caller+0xc0/0x300
[  447.940070]  ? syscall_return_slowpath+0x5e0/0x5e0
[  447.945006]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.949859]  ? trace_hardirqs_off+0x300/0x300
[  447.954358]  ? trace_hardirqs_off_caller+0x300/0x300
[  447.959467]  ? prepare_exit_to_usermode+0x291/0x3b0
[  447.964492]  ? page_fault+0x8/0x30
[  447.968038]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  447.972891]  ? page_fault+0x8/0x30
[  447.976437]  page_fault+0x1e/0x30
[  447.979887] RIP: 0033:0x45db60
[  447.983081] Code: Bad RIP value.
[  447.986445] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  447.991810] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  447.999087] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  448.006355] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  448.013653] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  448.020921] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  448.028220] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  448.028290] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  448.034984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  448.034990] Call Trace:
[  448.035011]  dump_stack+0x1c4/0x2b4
[  448.035030]  ? dump_stack_print_info.cold.2+0x52/0x52
[  448.035058]  warn_alloc.cold.118+0xb7/0x1bd
[  448.041772] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  448.050884]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  448.053447] syz-fuzzer cpuset=
[  448.057071]  ? lock_downgrade+0x900/0x900
[  448.062714] /
[  448.067041]  ? trace_hardirqs_off+0xb8/0x300
[  448.077243]  mems_allowed=0
[  448.082081]  ? trace_hardirqs_off+0xb8/0x300
[  448.102802]  __alloc_pages_slowpath+0x2667/0x2d80
[  448.107722]  ? warn_alloc+0x120/0x120
[  448.111543]  ? pskb_put+0xb0/0xb0
[  448.115000]  ? warn_alloc+0x120/0x120
[  448.118809]  ? print_usage_bug+0xc0/0xc0
[  448.122882]  ? warn_alloc+0x120/0x120
[  448.126688]  ? print_usage_bug+0xc0/0xc0
[  448.130760]  ? lock_downgrade+0x900/0x900
[  448.134916]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.140455]  ? should_fail+0x22d/0xd01
[  448.144351]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.149457]  ? __lock_acquire+0x7ec/0x4ec0
[  448.153698]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  448.158804]  ? should_fail+0x22d/0xd01
[  448.162716]  ? mark_held_locks+0x130/0x130
[  448.166959]  ? mark_held_locks+0x130/0x130
[  448.171212]  ? debug_check_no_obj_freed+0x305/0x58d
[  448.176239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.181779]  ? check_preemption_disabled+0x48/0x200
[  448.186795]  ? check_preemption_disabled+0x48/0x200
[  448.191819]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.197363]  ? check_preemption_disabled+0x48/0x200
[  448.202380]  ? check_preemption_disabled+0x48/0x200
[  448.207408]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  448.212955]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  448.218236]  ? rcu_pm_notify+0xc0/0xc0
[  448.222142]  __alloc_pages_nodemask+0xa80/0xde0
[  448.226816]  ? graph_lock+0x170/0x170
[  448.230633]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  448.235653]  ? graph_lock+0x170/0x170
[  448.239469]  ? find_held_lock+0x36/0x1c0
[  448.243546]  ? ____cache_alloc_node+0x1c7/0x1e0
[  448.248223]  ? lock_downgrade+0x900/0x900
[  448.252396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.257944]  cache_grow_begin+0x91/0x8c0
[  448.262012]  ? do_raw_spin_unlock+0xa7/0x2f0
[  448.266491]  fallback_alloc+0x203/0x2e0
[  448.270475]  ____cache_alloc_node+0x1c7/0x1e0
[  448.274982]  kmem_cache_alloc+0x1f8/0x730
[  448.279137]  ? netif_receive_skb_internal+0x620/0x620
[  448.284343]  __build_skb+0xab/0x430
[  448.287974]  ? skb_try_coalesce+0x1b70/0x1b70
[  448.292476]  ? __alloc_pages_nodemask+0xde0/0xde0
[  448.297340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.302879]  ? check_preemption_disabled+0x48/0x200
[  448.307903]  __napi_alloc_skb+0x1d6/0x310
[  448.312063]  page_to_skb.isra.42+0xee/0x960
[  448.316396]  ? check_preemption_disabled+0x48/0x200
[  448.321425]  ? virtnet_remove+0xf0/0xf0
[  448.325402]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  448.331197]  ? kasan_check_read+0x11/0x20
[  448.335346]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  448.340626]  ? rcu_bh_qs+0xc0/0xc0
[  448.344186]  receive_mergeable+0x15af/0x3c40
[  448.348604]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  448.354151]  ? ip6t_do_table+0xded/0x1d30
[  448.358308]  ? virtnet_probe+0x2320/0x2320
[  448.362545]  ? audit_add_watch+0xae1/0xdc0
[  448.366781]  ? check_preemption_disabled+0x48/0x200
[  448.371799]  ? check_preemption_disabled+0x48/0x200
[  448.376830]  ? __lock_is_held+0xb5/0x140
[  448.380921]  ? rcu_read_lock_sched_held+0x108/0x120
[  448.385946]  ? update_cfs_rq_load_avg.part.64+0x253/0x2e0
[  448.391487]  ? tg_unthrottle_up+0x220/0x220
[  448.395825]  ? update_load_avg+0x13b8/0x2470
[  448.400247]  ? __lock_is_held+0xb5/0x140
[  448.404314]  ? graph_lock+0x170/0x170
[  448.408132]  ? attach_entity_load_avg+0x860/0x860
[  448.412978]  ? graph_lock+0x170/0x170
[  448.416782]  ? graph_lock+0x170/0x170
[  448.420595]  ? rb_erase+0x3710/0x3710
[  448.424395]  ? mark_held_locks+0x130/0x130
[  448.428633]  ? print_usage_bug+0xc0/0xc0
[  448.432705]  ? graph_lock+0x170/0x170
[  448.436506]  ? find_held_lock+0x36/0x1c0
[  448.440576]  ? print_usage_bug+0xc0/0xc0
[  448.444643]  ? cpuacct_charge+0x265/0x440
[  448.448800]  ? __lock_acquire+0x7ec/0x4ec0
[  448.453048]  ? update_curr+0x4cf/0xbe0
[  448.456941]  ? graph_lock+0x170/0x170
[  448.460745]  ? __update_load_avg_se+0x664/0xb90
[  448.465412]  ? mark_held_locks+0x130/0x130
[  448.469656]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  448.475453]  ? kasan_check_read+0x11/0x20
[  448.479613]  ? __update_load_avg_blocked_se+0x730/0x730
[  448.484986]  ? __update_load_avg_se+0xb90/0xb90
[  448.489678]  ? update_load_avg+0x387/0x2470
[  448.494008]  ? select_task_rq_fair+0x754/0x34f0
[  448.498685]  ? attach_entity_load_avg+0x860/0x860
[  448.503530]  ? graph_lock+0x170/0x170
[  448.507334]  ? account_entity_enqueue+0x3a3/0x660
[  448.512180]  ? graph_lock+0x170/0x170
[  448.515994]  ? rb_erase+0x3710/0x3710
[  448.519795]  ? mark_held_locks+0x130/0x130
[  448.524093]  ? rb_erase_cached+0xc78/0x3720
[  448.528435]  ? graph_lock+0x170/0x170
[  448.532236]  ? find_held_lock+0x36/0x1c0
[  448.536301]  ? print_usage_bug+0xc0/0xc0
[  448.540361]  ? print_usage_bug+0xc0/0xc0
[  448.544427]  ? print_usage_bug+0xc0/0xc0
[  448.548491]  ? print_usage_bug+0xc0/0xc0
[  448.552566]  receive_buf+0xb4c/0x3380
[  448.556375]  ? __lock_acquire+0x7ec/0x4ec0
[  448.560623]  ? receive_mergeable+0x3c40/0x3c40
[  448.565213]  ? mark_held_locks+0x130/0x130
[  448.569451]  ? mark_held_locks+0x130/0x130
[  448.573695]  ? mark_held_locks+0x130/0x130
[  448.577933]  ? mark_held_locks+0x130/0x130
[  448.582165]  ? print_usage_bug+0xc0/0xc0
[  448.586228]  ? __account_cfs_rq_runtime+0x790/0x790
[  448.591259]  ? __lock_acquire+0x7ec/0x4ec0
[  448.595513]  ? graph_lock+0x170/0x170
[  448.599313]  ? print_usage_bug+0xc0/0xc0
[  448.603378]  ? graph_lock+0x170/0x170
[  448.607182]  ? put_prev_task_fair+0x80/0x80
[  448.611507]  ? update_curr+0x344/0xbe0
[  448.615405]  ? __update_load_avg_se+0xb90/0xb90
[  448.620076]  ? __lock_is_held+0xb5/0x140
[  448.624149]  ? find_held_lock+0x36/0x1c0
[  448.628214]  ? graph_lock+0x170/0x170
[  448.632022]  ? print_usage_bug+0xc0/0xc0
[  448.636087]  ? debug_object_activate+0x402/0x600
[  448.640858]  ? lock_downgrade+0x900/0x900
[  448.645022]  ? find_held_lock+0x36/0x1c0
[  448.649096]  ? mark_held_locks+0xc7/0x130
[  448.653253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.658803]  ? vring_use_dma_api+0xa5/0xc0
[  448.663060]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  448.668598]  ? vring_unmap_one+0x5a/0x410
[  448.672743]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  448.677341]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  448.682880]  ? detach_buf+0x34b/0x5d0
[  448.686723]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  448.692263]  ? virtqueue_get_buf_ctx+0x3d1/0x860
[  448.697028]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.702143]  ? detach_buf+0x5d0/0x5d0
[  448.705948]  ? __lock_acquire+0x7ec/0x4ec0
[  448.710197]  virtnet_poll+0x421/0x105f
[  448.714101]  ? receive_buf+0x3380/0x3380
[  448.718183]  ? estimation_timer+0x5d0/0x890
[  448.722506]  ? net_rx_action+0x480/0x1950
[  448.726694]  ? net_rx_action+0x480/0x1950
[  448.730850]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  448.735452]  ? call_timer_fn+0x2c0/0x920
[  448.739514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.745061]  ? check_preemption_disabled+0x48/0x200
[  448.750088]  net_rx_action+0x7c5/0x1950
[  448.754086]  ? napi_complete_done+0x6d0/0x6d0
[  448.758587]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  448.763645]  ? __run_timers+0xa20/0xc70
[  448.767628]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.772134]  ? _raw_spin_unlock_irq+0x27/0x80
[  448.776634]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  448.781220]  ? trace_hardirqs_on+0xbd/0x310
[  448.785541]  ? kasan_check_read+0x11/0x20
[  448.789690]  ? __run_timers+0xa20/0xc70
[  448.793681]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.799261]  ? _raw_spin_unlock_irq+0x60/0x80
[  448.803759]  ? __run_timers+0xa4a/0xc70
[  448.807747]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  448.813112]  ? compat_start_thread+0x80/0x80
[  448.817530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.823078]  ? kasan_check_write+0x14/0x20
[  448.827320]  ? finish_task_switch+0x2f5/0x900
[  448.831815]  ? __switch_to_asm+0x40/0x70
[  448.835893]  ? preempt_notifier_register+0x200/0x200
[  448.841003]  ? __switch_to_asm+0x34/0x70
[  448.845063]  ? __switch_to_asm+0x40/0x70
[  448.849131]  ? __switch_to_asm+0x34/0x70
[  448.853192]  ? __switch_to_asm+0x40/0x70
[  448.857252]  ? __switch_to_asm+0x34/0x70
[  448.861327]  ? __switch_to_asm+0x40/0x70
[  448.865398]  ? pvclock_read_flags+0x160/0x160
[  448.869904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.875446]  ? check_preemption_disabled+0x48/0x200
[  448.880462]  ? check_preemption_disabled+0x48/0x200
[  448.885488]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  448.891030]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  448.896311]  ? rcu_pm_notify+0xc0/0xc0
[  448.900221]  __do_softirq+0x30b/0xad8
[  448.904036]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  448.909160]  ? trace_hardirqs_on+0x310/0x310
[  448.913642]  ? schedule+0x108/0x460
[  448.917346]  ? trace_hardirqs_off+0xb8/0x300
[  448.921772]  ? ___might_sleep+0x1ed/0x300
[  448.925920]  ? smpboot_thread_fn+0x68b/0xa00
[  448.930326]  ? trace_hardirqs_on+0x310/0x310
[  448.934733]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.940266]  ? check_preemption_disabled+0x48/0x200
[  448.945279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  448.950818]  ? takeover_tasklets+0xa90/0xa90
[  448.955784]  run_ksoftirqd+0x94/0x100
[  448.959586]  smpboot_thread_fn+0x68b/0xa00
[  448.963861]  ? sort_range+0x30/0x30
[  448.967498]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  448.972615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  448.978156]  ? __kthread_parkme+0xfb/0x1a0
[  448.982402]  kthread+0x35a/0x420
[  448.985767]  ? sort_range+0x30/0x30
[  448.989393]  ? kthread_bind+0x40/0x40
[  448.993213]  ret_from_fork+0x3a/0x50
[  448.996954] warn_alloc_show_mem: 1 callbacks suppressed
[  448.996966] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  448.996968] Mem-Info:
[  448.996999] active_anon:42551 inactive_anon:372 isolated_anon:0
[  448.996999]  active_file:18 inactive_file:16 isolated_file:0
[  448.996999]  unevictable:0 dirty:0 writeback:0 unstable:0
[  448.996999]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  448.996999]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  448.996999]  free:13623 free_pcp:186 free_cma:0
[  449.002342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  449.009275] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  449.011677] Call Trace:
[  449.044559] Node 0 
[  449.053938]  <IRQ>
[  449.081620] 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
[  449.084190]  dump_stack+0x1c4/0x2b4
[  449.086397] lowmem_reserve[]: 0
[  449.088555]  ? dump_stack_print_info.cold.2+0x52/0x52
[  449.114033]  2815 6318
[  449.117687]  warn_alloc.cold.118+0xb7/0x1bd
[  449.121588]  6318
[  449.126787]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  449.129263] Node 0 
[  449.133580]  ? lock_downgrade+0x900/0x900
[  449.135646] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  449.135654] lowmem_reserve[]:
[  449.140506]  ? trace_hardirqs_off+0xb8/0x300
[  449.142710]  0 0
[  449.146873]  ? trace_hardirqs_off+0xb8/0x300
[  449.173391]  3503 3503
[  449.176517]  __alloc_pages_slowpath+0x2667/0x2d80
[  449.180898] Node 0 
[  449.182909]  ? warn_alloc+0x120/0x120
[  449.187292] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  449.189762]  ? warn_alloc+0x120/0x120
[  449.194573] lowmem_reserve[]: 0
[  449.196820]  ? print_usage_bug+0xc0/0xc0
[  449.200593]  0 0
[  449.228977]  ? warn_alloc+0x120/0x120
[  449.232759]  0
[  449.236045]  ? print_usage_bug+0xc0/0xc0
[  449.240086] Node 0 DMA: 
[  449.242075]  ? graph_lock+0x170/0x170
[  449.245860] 1*4kB 
[  449.247661]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.251706] (U) 
[  449.254374]  ? should_fail+0x22d/0xd01
[  449.258143] 0*8kB 0*16kB 
[  449.260297]  ? __lock_acquire+0x7ec/0x4ec0
[  449.265805] 1*32kB (U) 
[  449.267851]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.271708] 2*64kB (U) 
[  449.274472]  ? __lock_acquire+0x7ec/0x4ec0
[  449.278676] 1*128kB (U) 
[  449.281272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  449.286345] 1*256kB (U) 
[  449.288933]  ? __lock_acquire+0x7ec/0x4ec0
[  449.293139] 0*512kB 1*1024kB 
[  449.295815]  ? should_fail+0x22d/0xd01
[  449.300891] (U) 1*2048kB 
[  449.303575]  ? mark_held_locks+0x130/0x130
[  449.307788] (M) 3*4096kB 
[  449.310914]  ? mark_held_locks+0x130/0x130
[  449.314773] (M) = 15908kB
[  449.317540]  ? try_to_wake_up+0x10a/0x12f0
[  449.321750] Node 0 
[  449.324505]  ? graph_lock+0x170/0x170
[  449.328710] DMA32: 4*4kB 
[  449.331486]  ? print_usage_bug+0xc0/0xc0
[  449.335696] (UM) 
[  449.337933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.341706] 3*8kB (UM) 
[  449.344469]  ? check_preemption_disabled+0x48/0x200
[  449.348505] 1*16kB (M) 
[  449.350573]  ? check_preemption_disabled+0x48/0x200
[  449.356087] 2*32kB (UM) 
[  449.358686]  ? __lock_is_held+0xb5/0x140
[  449.363667] 2*64kB (M) 
[  449.366260]  __alloc_pages_nodemask+0xa80/0xde0
[  449.371247] 4*128kB (UM) 
[  449.373925]  ? graph_lock+0x170/0x170
[  449.377957] 2*256kB (M) 
[  449.380572]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  449.385224] 4*512kB (UM) 
[  449.387989]  ? graph_lock+0x170/0x170
[  449.391773] 3*1024kB 
[  449.394452]  ? find_held_lock+0x36/0x1c0
[  449.399434] (M) 3*2048kB 
[  449.402211]  ? ____cache_alloc_node+0x1c7/0x1e0
[  449.405975] (M) 3*4096kB 
[  449.408394]  ? lock_downgrade+0x900/0x900
[  449.412424] (M) = 24824kB
[  449.415198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.419850] Node 0 
[  449.422608]  cache_grow_begin+0x91/0x8c0
[  449.426726] Normal: 2044*4kB 
[  449.429496]  ? do_raw_spin_unlock+0xa7/0x2f0
[  449.435011] (UMEH) 
[  449.437253]  fallback_alloc+0x203/0x2e0
[  449.441281] 226*8kB (UMEH) 
[  449.444401]  ____cache_alloc_node+0x1c7/0x1e0
[  449.448784] 46*16kB (UME) 
[  449.451036]  kmem_cache_alloc_node+0xe3/0x730
[  449.454978] 28*32kB (UME) 
[  449.457923]  ? ipv6_get_ifaddr+0x42e/0x620
[  449.462391] 10*64kB (UME) 
[  449.465253]  __alloc_skb+0x119/0x770
[  449.469717] 4*128kB (UM) 
[  449.472570]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  449.476812] 0*256kB 
[  449.479666]  ? skb_scrub_packet+0x490/0x490
[  449.483348] 2*512kB (U) 
[  449.486114]  ? lock_downgrade+0x900/0x900
[  449.491365] 0*1024kB 0*2048kB 
[  449.493702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.497996] 0*4096kB 
[  449.500662]  ? refcount_sub_and_test_checked+0x203/0x310
[  449.504782] = 13792kB
[  449.504797] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  449.507986]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  449.513498] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  449.513507] 413 total pagecache pages
[  449.515916]  ? addrconf_rs_timer+0x6f0/0x6f0
[  449.521346] 0 pages in swap cache
[  449.523762]  ndisc_alloc_skb+0x144/0x340
[  449.532570] Swap cache stats: add 0, delete 0, find 0/0
[  449.538017]  ndisc_send_rs+0x331/0x6e0
[  449.546559] Free swap  = 0kB
[  449.546569] Total swap = 0kB
[  449.550374]  addrconf_rs_timer+0x3c0/0x6f0
[  449.554760] 1965979 pages RAM
[  449.558215]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.562245] 0 pages HighMem/MovableOnly
[  449.562255] 343323 pages reserved
[  449.567638]  call_timer_fn+0x272/0x920
[  449.571485] 0 pages cma reserved
[  449.574502]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.577623] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  449.581731]  ? process_timeout+0x40/0x40
[  449.584830] ksoftirqd/0 cpuset=
[  449.589067]  ? find_held_lock+0x36/0x1c0
[  449.593018] /
[  449.596472]  ? mark_held_locks+0xc7/0x130
[  449.600337]  mems_allowed=0
[  449.603700]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.642815]  ? _raw_spin_unlock_irq+0x27/0x80
[  449.647322]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.651561]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  449.656149]  ? trace_hardirqs_on+0xbd/0x310
[  449.660470]  ? kasan_check_read+0x11/0x20
[  449.664632]  ? __run_timers+0x7da/0xc70
[  449.668610]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  449.674088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  449.678324]  __run_timers+0x7e5/0xc70
[  449.682142]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  449.687509]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  449.692531]  ? graph_lock+0x170/0x170
[  449.696342]  ? print_usage_bug+0xc0/0xc0
[  449.700405]  ? lock_release+0x970/0x970
[  449.704392]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  449.709594]  ? find_held_lock+0x36/0x1c0
[  449.713667]  ? graph_lock+0x170/0x170
[  449.717480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.723021]  ? check_preemption_disabled+0x48/0x200
[  449.728052]  ? __lock_is_held+0xb5/0x140
[  449.732124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.737662]  ? check_preemption_disabled+0x48/0x200
[  449.742693]  run_timer_softirq+0x52/0xb0
[  449.746755]  ? rcu_read_lock_sched_held+0x108/0x120
[  449.751780]  __do_softirq+0x30b/0xad8
[  449.755596]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  449.760720]  ? pvclock_read_flags+0x160/0x160
[  449.765217]  ? lapic_next_event+0x5a/0x90
[  449.769370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.774908]  ? check_preemption_disabled+0x48/0x200
[  449.779924]  ? check_preemption_disabled+0x48/0x200
[  449.784953]  ? kvm_clock_read+0x18/0x30
[  449.788932]  ? kvm_sched_clock_read+0x9/0x20
[  449.793344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.798882]  ? check_preemption_disabled+0x48/0x200
[  449.803917]  irq_exit+0x17f/0x1c0
[  449.807376]  smp_apic_timer_interrupt+0x1cb/0x760
[  449.812221]  ? smp_reschedule_interrupt+0x109/0x650
[  449.817244]  ? smp_call_function_single_interrupt+0x650/0x650
[  449.823136]  ? interrupt_entry+0xb5/0xf0
[  449.827207]  ? trace_hardirqs_off_caller+0xbb/0x300
[  449.832222]  ? trace_hardirqs_off_caller+0xbb/0x300
[  449.837247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.842091]  ? trace_hardirqs_off+0x300/0x300
[  449.846587]  ? trace_hardirqs_off+0x300/0x300
[  449.851091]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.856635]  ? check_preemption_disabled+0x48/0x200
[  449.861651]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  449.867202]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  449.872058]  apic_timer_interrupt+0xf/0x20
[  449.876285]  </IRQ>
[  449.878528] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  449.884243] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  449.903145] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  449.910882] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  449.918155] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  449.925424] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  449.932694] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  449.939965] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  449.947277]  cgroup_file_notify+0x226/0x2f0
[  449.951611]  ? cgroup_procs_write_finish+0xf0/0xf0
[  449.956580]  ? print_usage_bug+0xc0/0xc0
[  449.960673]  ? find_held_lock+0x36/0x1c0
[  449.964741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  449.970300]  shrink_node+0x5e1/0x16b0
[  449.974108]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  449.979419]  ? shrink_node_memcg+0x18e0/0x18e0
[  449.984008]  ? kvm_clock_read+0x18/0x30
[  449.987986]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  449.993014]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  449.997536]  ? kasan_check_write+0x14/0x20
[  450.001835]  ? do_raw_spin_lock+0xc1/0x200
[  450.006092]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  450.011647]  ? __cpuset_node_allowed+0x19b/0x660
[  450.016419]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  450.022149]  ? delayacct_end+0x5a/0x100
[  450.026143]  do_try_to_free_pages+0x3e7/0x1290
[  450.030756]  ? shrink_node+0x16b0/0x16b0
[  450.034857]  ? __lock_is_held+0xb5/0x140
[  450.038950]  try_to_free_pages+0x4d0/0xb90
[  450.043200]  ? do_try_to_free_pages+0x1290/0x1290
[  450.048044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.053597]  ? lock_acquire+0x1ed/0x520
[  450.057580]  ? set_page_refcounted+0x280/0x280
[  450.062657]  ? lock_release+0x970/0x970
[  450.066651]  ? ___might_sleep+0x1ed/0x300
[  450.070803]  ? arch_local_save_flags+0x40/0x40
[  450.075404]  __alloc_pages_slowpath+0x993/0x2d80
[  450.080200]  ? warn_alloc+0x120/0x120
[  450.084004]  ? __radix_tree_lookup+0x4c0/0x4c0
[  450.088604]  ? find_get_entry+0x2f2/0xc40
[  450.092776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.098322]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  450.103260]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.108806]  ? should_fail+0x22d/0xd01
[  450.112714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.117822]  ? __lock_is_held+0xb5/0x140
[  450.123319]  ? __lock_is_held+0xb5/0x140
[  450.127397]  ? __lock_acquire+0x7ec/0x4ec0
[  450.131649]  ? ___might_sleep+0x1ed/0x300
[  450.135802]  ? lock_release+0x970/0x970
[  450.139780]  ? arch_local_save_flags+0x40/0x40
[  450.144379]  ? __might_sleep+0x95/0x190
[  450.148364]  __alloc_pages_nodemask+0xa80/0xde0
[  450.153047]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  450.158073]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.163870]  ? kasan_check_read+0x11/0x20
[  450.168024]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.173311]  ? graph_lock+0x170/0x170
[  450.177114]  ? print_usage_bug+0xc0/0xc0
[  450.181185]  ? graph_lock+0x170/0x170
[  450.184989]  ? graph_lock+0x170/0x170
[  450.188794]  ? __do_page_cache_readahead+0x7ce/0x980
[  450.193907]  ? find_held_lock+0x36/0x1c0
[  450.197976]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  450.203527]  alloc_pages_current+0x10c/0x210
[  450.207941]  ? lock_downgrade+0x900/0x900
[  450.212099]  __page_cache_alloc+0x38f/0x5b0
[  450.216424]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.222219]  ? kasan_check_read+0x11/0x20
[  450.226374]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.231656]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  450.236333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.241879]  ? check_preemption_disabled+0x48/0x200
[  450.246906]  filemap_fault+0x1594/0x25f0
[  450.250982]  ? __lock_page_or_retry+0xa00/0xa00
[  450.255675]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.261474]  ? kasan_check_read+0x11/0x20
[  450.265629]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.270910]  ? rcu_bh_qs+0xc0/0xc0
[  450.274825]  ? print_usage_bug+0xc0/0xc0
[  450.278921]  ? filemap_map_pages+0xdea/0x1980
[  450.283437]  ? print_usage_bug+0xc0/0xc0
[  450.287509]  ? find_get_pages_range_tag+0x1320/0x1320
[  450.292729]  ? print_usage_bug+0xc0/0xc0
[  450.296790]  ? __lock_acquire+0x7ec/0x4ec0
[  450.301027]  ? graph_lock+0x170/0x170
[  450.304831]  ? __sigqueue_free.part.27+0x7d/0xa0
[  450.309603]  ? __lock_acquire+0x7ec/0x4ec0
[  450.313891]  ? lock_acquire+0x1ed/0x520
[  450.317874]  ? ext4_filemap_fault+0x7a/0xad
[  450.322210]  ? lock_release+0x970/0x970
[  450.326189]  ? arch_local_save_flags+0x40/0x40
[  450.330779]  ? mark_held_locks+0x130/0x130
[  450.335033]  ? down_read+0xb0/0x1d0
[  450.338662]  ? ext4_filemap_fault+0x7a/0xad
[  450.342990]  ? __down_interruptible+0x700/0x700
[  450.347664]  ? graph_lock+0x170/0x170
[  450.351470]  ? __sigqueue_free.part.27+0x7d/0xa0
[  450.356244]  ext4_filemap_fault+0x82/0xad
[  450.360396]  __do_fault+0x100/0x6b0
[  450.364025]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.369310]  ? print_bad_pte+0x6c0/0x6c0
[  450.373379]  ? pmd_val+0x88/0x100
[  450.376845]  ? add_mm_counter_fast+0xd0/0xd0
[  450.381257]  ? pmd_val+0x88/0x100
[  450.384721]  ? add_mm_counter_fast+0xd0/0xd0
[  450.389153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.394702]  __handle_mm_fault+0x3709/0x53e0
[  450.399130]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  450.403981]  ? graph_lock+0x170/0x170
[  450.407788]  ? print_usage_bug+0xc0/0xc0
[  450.411864]  ? graph_lock+0x170/0x170
[  450.415666]  ? graph_lock+0x170/0x170
[  450.419495]  ? handle_mm_fault+0x42a/0xc70
[  450.423732]  ? lock_downgrade+0x900/0x900
[  450.427880]  ? check_preemption_disabled+0x48/0x200
[  450.432913]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.438712]  ? kasan_check_read+0x11/0x20
[  450.442877]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.448161]  ? rcu_bh_qs+0xc0/0xc0
[  450.451708]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  450.457167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.462711]  ? check_preemption_disabled+0x48/0x200
[  450.467743]  handle_mm_fault+0x54f/0xc70
[  450.471815]  ? __handle_mm_fault+0x53e0/0x53e0
[  450.476416]  ? find_vma+0x34/0x190
[  450.479965]  __do_page_fault+0x67d/0xed0
[  450.484037]  ? mm_fault_error+0x380/0x380
[  450.488196]  ? syscall_slow_exit_work+0x520/0x520
[  450.493046]  do_page_fault+0xf2/0x7e0
[  450.496864]  ? vmalloc_sync_all+0x30/0x30
[  450.501018]  ? error_entry+0x70/0xd0
[  450.504745]  ? trace_hardirqs_off_caller+0xbb/0x300
[  450.509761]  ? trace_hardirqs_on_caller+0xc0/0x300
[  450.514695]  ? syscall_return_slowpath+0x5e0/0x5e0
[  450.519655]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.524505]  ? trace_hardirqs_off+0x300/0x300
[  450.529003]  ? trace_hardirqs_off_caller+0x300/0x300
[  450.534116]  ? prepare_exit_to_usermode+0x291/0x3b0
[  450.539179]  ? page_fault+0x8/0x30
[  450.542727]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  450.547580]  ? page_fault+0x8/0x30
[  450.551124]  page_fault+0x1e/0x30
[  450.554590] RIP: 0033:0x45db60
[  450.557791] Code: Bad RIP value.
[  450.561157] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  450.566520] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  450.573788] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  450.581091] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  450.588361] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  450.595635] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  450.602967] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  450.603044] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  450.609751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  450.609761] Call Trace:
[  450.616356] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  450.625592]  dump_stack+0x1c4/0x2b4
[  450.628158] syz-fuzzer cpuset=
[  450.638381]  ? dump_stack_print_info.cold.2+0x52/0x52
[  450.641988] /
[  450.645197]  warn_alloc.cold.118+0xb7/0x1bd
[  450.650365]  mems_allowed=0
[  450.652074]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  450.664133]  ? lock_downgrade+0x900/0x900
[  450.668297]  ? trace_hardirqs_off+0xb8/0x300
[  450.672716]  ? trace_hardirqs_off+0xb8/0x300
[  450.677144]  __alloc_pages_slowpath+0x2667/0x2d80
[  450.682030]  ? warn_alloc+0x120/0x120
[  450.685836]  ? pskb_put+0xb0/0xb0
[  450.689304]  ? warn_alloc+0x120/0x120
[  450.693110]  ? print_usage_bug+0xc0/0xc0
[  450.697181]  ? warn_alloc+0x120/0x120
[  450.700984]  ? print_usage_bug+0xc0/0xc0
[  450.705055]  ? lock_downgrade+0x900/0x900
[  450.709204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  450.714755]  ? should_fail+0x22d/0xd01
[  450.718649]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.723758]  ? __lock_acquire+0x7ec/0x4ec0
[  450.727998]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  450.733106]  ? should_fail+0x22d/0xd01
[  450.737017]  ? mark_held_locks+0x130/0x130
[  450.741257]  ? mark_held_locks+0x130/0x130
[  450.745495]  ? debug_check_no_obj_freed+0x305/0x58d
[  450.750522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.756061]  ? check_preemption_disabled+0x48/0x200
[  450.761074]  ? check_preemption_disabled+0x48/0x200
[  450.766099]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.771644]  ? check_preemption_disabled+0x48/0x200
[  450.776665]  ? check_preemption_disabled+0x48/0x200
[  450.781697]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  450.787238]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.792521]  ? rcu_pm_notify+0xc0/0xc0
[  450.796415]  __alloc_pages_nodemask+0xa80/0xde0
[  450.801084]  ? graph_lock+0x170/0x170
[  450.804909]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  450.809923]  ? graph_lock+0x170/0x170
[  450.813741]  ? find_held_lock+0x36/0x1c0
[  450.817813]  ? ____cache_alloc_node+0x1c7/0x1e0
[  450.822493]  ? lock_downgrade+0x900/0x900
[  450.826675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.832219]  cache_grow_begin+0x91/0x8c0
[  450.836287]  ? do_raw_spin_unlock+0xa7/0x2f0
[  450.840710]  fallback_alloc+0x203/0x2e0
[  450.844694]  ____cache_alloc_node+0x1c7/0x1e0
[  450.849198]  kmem_cache_alloc+0x1f8/0x730
[  450.853351]  ? netif_receive_skb_internal+0x620/0x620
[  450.858552]  __build_skb+0xab/0x430
[  450.862188]  ? skb_try_coalesce+0x1b70/0x1b70
[  450.866777]  ? __alloc_pages_nodemask+0xde0/0xde0
[  450.871626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  450.877164]  ? check_preemption_disabled+0x48/0x200
[  450.882195]  __napi_alloc_skb+0x1d6/0x310
[  450.886353]  page_to_skb.isra.42+0xee/0x960
[  450.890677]  ? check_preemption_disabled+0x48/0x200
[  450.895702]  ? virtnet_remove+0xf0/0xf0
[  450.899681]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  450.905477]  ? kasan_check_read+0x11/0x20
[  450.909627]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  450.914911]  ? rcu_bh_qs+0xc0/0xc0
[  450.918481]  receive_mergeable+0x15af/0x3c40
[  450.922903]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  450.928445]  ? ip6t_do_table+0xded/0x1d30
[  450.932607]  ? virtnet_probe+0x2320/0x2320
[  450.936848]  ? audit_add_watch+0xae1/0xdc0
[  450.941099]  ? check_preemption_disabled+0x48/0x200
[  450.946144]  ? check_preemption_disabled+0x48/0x200
[  450.951176]  ? __lock_is_held+0xb5/0x140
[  450.955819]  ? rcu_read_lock_sched_held+0x108/0x120
[  450.960859]  ? update_cfs_rq_load_avg.part.64+0x253/0x2e0
[  450.966400]  ? tg_unthrottle_up+0x220/0x220
[  450.970741]  ? update_load_avg+0x13b8/0x2470
[  450.975151]  ? __lock_is_held+0xb5/0x140
[  450.979210]  ? graph_lock+0x170/0x170
[  450.983020]  ? attach_entity_load_avg+0x860/0x860
[  450.987877]  ? graph_lock+0x170/0x170
[  450.991682]  ? graph_lock+0x170/0x170
[  450.995491]  ? rb_erase+0x3710/0x3710
[  450.999301]  ? mark_held_locks+0x130/0x130
[  451.003539]  ? print_usage_bug+0xc0/0xc0
[  451.007623]  ? graph_lock+0x170/0x170
[  451.011436]  ? find_held_lock+0x36/0x1c0
[  451.015505]  ? print_usage_bug+0xc0/0xc0
[  451.019571]  ? cpuacct_charge+0x265/0x440
[  451.023726]  ? __lock_acquire+0x7ec/0x4ec0
[  451.027971]  ? update_curr+0x4cf/0xbe0
[  451.031867]  ? graph_lock+0x170/0x170
[  451.035675]  ? __update_load_avg_se+0x664/0xb90
[  451.040345]  ? mark_held_locks+0x130/0x130
[  451.044582]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  451.050379]  ? kasan_check_read+0x11/0x20
[  451.054532]  ? __update_load_avg_blocked_se+0x730/0x730
[  451.059905]  ? __update_load_avg_se+0xb90/0xb90
[  451.064608]  ? update_load_avg+0x387/0x2470
[  451.068959]  ? select_task_rq_fair+0x754/0x34f0
[  451.073633]  ? attach_entity_load_avg+0x860/0x860
[  451.078472]  ? graph_lock+0x170/0x170
[  451.082277]  ? account_entity_enqueue+0x3a3/0x660
[  451.087128]  ? graph_lock+0x170/0x170
[  451.090937]  ? rb_erase+0x3710/0x3710
[  451.094765]  ? mark_held_locks+0x130/0x130
[  451.099001]  ? rb_erase_cached+0xc78/0x3720
[  451.103328]  ? graph_lock+0x170/0x170
[  451.107138]  ? find_held_lock+0x36/0x1c0
[  451.111203]  ? print_usage_bug+0xc0/0xc0
[  451.115267]  ? print_usage_bug+0xc0/0xc0
[  451.119338]  ? print_usage_bug+0xc0/0xc0
[  451.123402]  ? print_usage_bug+0xc0/0xc0
[  451.127477]  receive_buf+0xb4c/0x3380
[  451.131289]  ? __lock_acquire+0x7ec/0x4ec0
[  451.135566]  ? receive_mergeable+0x3c40/0x3c40
[  451.140161]  ? mark_held_locks+0x130/0x130
[  451.144408]  ? mark_held_locks+0x130/0x130
[  451.148650]  ? mark_held_locks+0x130/0x130
[  451.152889]  ? mark_held_locks+0x130/0x130
[  451.157129]  ? print_usage_bug+0xc0/0xc0
[  451.161211]  ? __account_cfs_rq_runtime+0x790/0x790
[  451.166241]  ? __lock_acquire+0x7ec/0x4ec0
[  451.170501]  ? graph_lock+0x170/0x170
[  451.174315]  ? print_usage_bug+0xc0/0xc0
[  451.178384]  ? graph_lock+0x170/0x170
[  451.182187]  ? put_prev_task_fair+0x80/0x80
[  451.186539]  ? update_curr+0x344/0xbe0
[  451.190425]  ? __update_load_avg_se+0xb90/0xb90
[  451.195092]  ? __lock_is_held+0xb5/0x140
[  451.199161]  ? find_held_lock+0x36/0x1c0
[  451.203223]  ? graph_lock+0x170/0x170
[  451.207027]  ? print_usage_bug+0xc0/0xc0
[  451.211093]  ? debug_object_activate+0x402/0x600
[  451.215863]  ? lock_downgrade+0x900/0x900
[  451.220026]  ? find_held_lock+0x36/0x1c0
[  451.224099]  ? mark_held_locks+0xc7/0x130
[  451.228259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.233798]  ? vring_use_dma_api+0xa5/0xc0
[  451.238038]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  451.243577]  ? vring_unmap_one+0x5a/0x410
[  451.247730]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  451.252315]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  451.257858]  ? detach_buf+0x34b/0x5d0
[  451.261677]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  451.267219]  ? virtqueue_get_buf_ctx+0x3d1/0x860
[  451.271982]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  451.277092]  ? detach_buf+0x5d0/0x5d0
[  451.280903]  ? __lock_acquire+0x7ec/0x4ec0
[  451.285159]  virtnet_poll+0x421/0x105f
[  451.289067]  ? receive_buf+0x3380/0x3380
[  451.293151]  ? estimation_timer+0x5d0/0x890
[  451.297480]  ? net_rx_action+0x480/0x1950
[  451.301628]  ? net_rx_action+0x480/0x1950
[  451.305779]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  451.310388]  ? call_timer_fn+0x2c0/0x920
[  451.314455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.319994]  ? check_preemption_disabled+0x48/0x200
[  451.325017]  net_rx_action+0x7c5/0x1950
[  451.329012]  ? napi_complete_done+0x6d0/0x6d0
[  451.333530]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  451.338569]  ? __run_timers+0xa20/0xc70
[  451.342546]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.347039]  ? _raw_spin_unlock_irq+0x27/0x80
[  451.351539]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  451.356132]  ? trace_hardirqs_on+0xbd/0x310
[  451.360453]  ? kasan_check_read+0x11/0x20
[  451.364605]  ? __run_timers+0xa20/0xc70
[  451.368604]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.374181]  ? _raw_spin_unlock_irq+0x60/0x80
[  451.378683]  ? __run_timers+0xa4a/0xc70
[  451.382688]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  451.388054]  ? compat_start_thread+0x80/0x80
[  451.392469]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.398014]  ? kasan_check_write+0x14/0x20
[  451.402250]  ? finish_task_switch+0x2f5/0x900
[  451.406743]  ? __switch_to_asm+0x40/0x70
[  451.410811]  ? preempt_notifier_register+0x200/0x200
[  451.415921]  ? __switch_to_asm+0x34/0x70
[  451.419980]  ? __switch_to_asm+0x40/0x70
[  451.424043]  ? __switch_to_asm+0x34/0x70
[  451.428102]  ? __switch_to_asm+0x40/0x70
[  451.432163]  ? __switch_to_asm+0x34/0x70
[  451.436225]  ? __switch_to_asm+0x40/0x70
[  451.440301]  ? pvclock_read_flags+0x160/0x160
[  451.444797]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.450334]  ? check_preemption_disabled+0x48/0x200
[  451.455352]  ? check_preemption_disabled+0x48/0x200
[  451.460385]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  451.465928]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  451.471209]  ? rcu_pm_notify+0xc0/0xc0
[  451.475124]  __do_softirq+0x30b/0xad8
[  451.478945]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  451.484052]  ? trace_hardirqs_on+0x310/0x310
[  451.488467]  ? schedule+0x108/0x460
[  451.492109]  ? trace_hardirqs_off+0xb8/0x300
[  451.496529]  ? ___might_sleep+0x1ed/0x300
[  451.500695]  ? smpboot_thread_fn+0x68b/0xa00
[  451.505107]  ? trace_hardirqs_on+0x310/0x310
[  451.509527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.515065]  ? check_preemption_disabled+0x48/0x200
[  451.520082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.525648]  ? takeover_tasklets+0xa90/0xa90
[  451.530061]  run_ksoftirqd+0x94/0x100
[  451.533871]  smpboot_thread_fn+0x68b/0xa00
[  451.538114]  ? sort_range+0x30/0x30
[  451.541751]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  451.546866]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.552423]  ? __kthread_parkme+0xfb/0x1a0
[  451.556664]  kthread+0x35a/0x420
[  451.560035]  ? sort_range+0x30/0x30
[  451.563665]  ? kthread_bind+0x40/0x40
[  451.567472]  ret_from_fork+0x3a/0x50
[  451.571201] warn_alloc_show_mem: 1 callbacks suppressed
[  451.571213] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  451.571215] Mem-Info:
[  451.571246] active_anon:42551 inactive_anon:372 isolated_anon:0
[  451.571246]  active_file:18 inactive_file:16 isolated_file:0
[  451.571246]  unevictable:0 dirty:0 writeback:0 unstable:0
[  451.571246]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  451.571246]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  451.571246]  free:13623 free_pcp:186 free_cma:0
[  451.576591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  451.583526] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  451.585927] Call Trace:
[  451.618827] Node 0 
[  451.628186]  <IRQ>
[  451.655880] 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
[  451.658443]  dump_stack+0x1c4/0x2b4
[  451.660653] lowmem_reserve[]: 0
[  451.662814]  ? dump_stack_print_info.cold.2+0x52/0x52
[  451.688291]  2815 6318
[  451.691943]  warn_alloc.cold.118+0xb7/0x1bd
[  451.695178]  6318
[  451.700374]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  451.702859] Node 0 
[  451.707180]  ? lock_downgrade+0x900/0x900
[  451.709245] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  451.714065]  ? trace_hardirqs_off+0xb8/0x300
[  451.716271] lowmem_reserve[]: 0
[  451.720431]  ? trace_hardirqs_off+0xb8/0x300
[  451.746976]  0
[  451.751400]  __alloc_pages_slowpath+0x2667/0x2d80
[  451.754639]  3503 3503
[  451.759083]  ? warn_alloc+0x120/0x120
[  451.765681]  ? trace_hardirqs_on+0x310/0x310
[  451.768155] Node 0 
[  451.771955]  ? warn_alloc+0x120/0x120
[  451.776371] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  451.778585]  ? print_usage_bug+0xc0/0xc0
[  451.782353] lowmem_reserve[]: 0
[  451.810736]  ? warn_alloc+0x120/0x120
[  451.814775]  0
[  451.818056]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  451.821825]  0 0
[  451.823646]  ? print_usage_bug+0xc0/0xc0
[  451.828643] Node 0 
[  451.830623]  ? __lock_acquire+0x7ec/0x4ec0
[  451.834651] DMA: 1*4kB 
[  451.836898]  ? __lock_acquire+0x7ec/0x4ec0
[  451.841104] (U) 0*8kB 
[  451.843699]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  451.847906] 0*16kB 1*32kB 
[  451.850410]  ? should_fail+0x22d/0xd01
[  451.855920] (U) 2*64kB 
[  451.858784]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.862649] (U) 
[  451.865227]  ? __lock_acquire+0x7ec/0x4ec0
[  451.870301] 1*128kB (U) 
[  451.872284]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  451.876497] 1*256kB 
[  451.879166]  ? __lock_acquire+0x7ec/0x4ec0
[  451.884241] (U) 0*512kB 
[  451.886592]  ? should_fail+0x22d/0xd01
[  451.890805] 1*1024kB 
[  451.893473]  ? print_usage_bug+0xc0/0xc0
[  451.897333] (U) 1*2048kB 
[  451.899759]  ? mark_held_locks+0x130/0x130
[  451.903783] (M) 3*4096kB 
[  451.906553]  ? mark_held_locks+0x130/0x130
[  451.910760] (M) = 15908kB
[  451.913542]  ? graph_lock+0x170/0x170
[  451.917748] Node 0 
[  451.920500]  ? print_usage_bug+0xc0/0xc0
[  451.924283] DMA32: 4*4kB 
[  451.926531]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  451.930558] (UM) 3*8kB 
[  451.933326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  451.938048] (UM) 1*16kB 
[  451.940643]  ? check_preemption_disabled+0x48/0x200
[  451.946151] (M) 2*32kB 
[  451.948824]  ? check_preemption_disabled+0x48/0x200
[  451.954050] (UM) 2*64kB 
[  451.956675]  ? __lock_is_held+0xb5/0x140
[  451.961654] (M) 4*128kB 
[  451.964335]  __alloc_pages_nodemask+0xa80/0xde0
[  451.968378] (UM) 2*256kB 
[  451.971056]  ? graph_lock+0x170/0x170
[  451.975699] (M) 4*512kB 
[  451.978463]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  451.982238] (UM) 3*1024kB 
[  451.984914]  ? graph_lock+0x170/0x170
[  451.989905] (M) 3*2048kB 
[  451.992766]  ? find_held_lock+0x36/0x1c0
[  451.996529] (M) 3*4096kB 
[  451.999303]  ? ____cache_alloc_node+0x1c7/0x1e0
[  452.003327] (M) = 24824kB
[  452.006098]  ? lock_downgrade+0x900/0x900
[  452.010754] Node 0 
[  452.013519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.017644] Normal: 
[  452.019881]  cache_grow_begin+0x91/0x8c0
[  452.025394] 2044*4kB 
[  452.027719]  ? do_raw_spin_unlock+0xa7/0x2f0
[  452.031752] (UMEH) 226*8kB 
[  452.034177]  fallback_alloc+0x203/0x2e0
[  452.038560] (UMEH) 
[  452.041494]  ____cache_alloc_node+0x1c7/0x1e0
[  452.045436] 46*16kB (UME) 
[  452.047687]  kmem_cache_alloc_node+0xe3/0x730
[  452.052162] 28*32kB (UME) 
[  452.055050]  ? ipv6_get_ifaddr+0x42e/0x620
[  452.059823] 10*64kB (UME) 
[  452.062712]  __alloc_skb+0x119/0x770
[  452.066910] 4*128kB (UM) 
[  452.069801]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.073542] 0*256kB 2*512kB 
[  452.076362]  ? skb_scrub_packet+0x490/0x490
[  452.081619] (U) 0*1024kB 0*2048kB 
[  452.084669]  ? lock_downgrade+0x900/0x900
[  452.088961] 0*4096kB = 13792kB
[  452.092510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.096637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  452.099822]  ? refcount_sub_and_test_checked+0x203/0x310
[  452.105338] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  452.105348] 413 total pagecache pages
[  452.114186]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  452.119625] 0 pages in swap cache
[  452.128201]  ? addrconf_rs_timer+0x6f0/0x6f0
[  452.131974] Swap cache stats: add 0, delete 0, find 0/0
[  452.131984] Free swap  = 0kB
[  452.137439]  ndisc_alloc_skb+0x144/0x340
[  452.140861] Total swap = 0kB
[  452.140870] 1965979 pages RAM
[  452.145373]  ndisc_send_rs+0x331/0x6e0
[  452.150709] 0 pages HighMem/MovableOnly
[  452.150718] 343323 pages reserved
[  452.153738]  addrconf_rs_timer+0x3c0/0x6f0
[  452.157800] 0 pages cma reserved
[  452.160817]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.164009] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  452.167799]  call_timer_fn+0x272/0x920
[  452.171743] ksoftirqd/0 cpuset=
[  452.175194]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.179404] /
[  452.182773]  ? process_timeout+0x40/0x40
[  452.186990]  mems_allowed=0
[  452.197297]  ? find_held_lock+0x36/0x1c0
[  452.221404]  ? mark_held_locks+0xc7/0x130
[  452.225556]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.230139]  ? _raw_spin_unlock_irq+0x27/0x80
[  452.234640]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.238878]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  452.243462]  ? trace_hardirqs_on+0xbd/0x310
[  452.247786]  ? kasan_check_read+0x11/0x20
[  452.251989]  ? __run_timers+0x7da/0xc70
[  452.255969]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  452.261430]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.265672]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  452.269909]  __run_timers+0x7e5/0xc70
[  452.273733]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  452.279276]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  452.284297]  ? graph_lock+0x170/0x170
[  452.288105]  ? print_usage_bug+0xc0/0xc0
[  452.292168]  ? lock_release+0x970/0x970
[  452.296149]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  452.301464]  ? find_held_lock+0x36/0x1c0
[  452.305719]  ? graph_lock+0x170/0x170
[  452.309530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.315220]  ? check_preemption_disabled+0x48/0x200
[  452.320255]  ? __lock_is_held+0xb5/0x140
[  452.324566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.330263]  ? check_preemption_disabled+0x48/0x200
[  452.335289]  run_timer_softirq+0x52/0xb0
[  452.339357]  ? rcu_read_lock_sched_held+0x108/0x120
[  452.344379]  __do_softirq+0x30b/0xad8
[  452.348193]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  452.353305]  ? pvclock_read_flags+0x160/0x160
[  452.357804]  ? lapic_next_event+0x5a/0x90
[  452.361954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.367505]  ? check_preemption_disabled+0x48/0x200
[  452.372517]  ? check_preemption_disabled+0x48/0x200
[  452.377545]  ? kvm_clock_read+0x18/0x30
[  452.381526]  ? kvm_sched_clock_read+0x9/0x20
[  452.385944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.391491]  ? check_preemption_disabled+0x48/0x200
[  452.396526]  irq_exit+0x17f/0x1c0
[  452.399989]  smp_apic_timer_interrupt+0x1cb/0x760
[  452.404832]  ? smp_reschedule_interrupt+0x109/0x650
[  452.409869]  ? smp_call_function_single_interrupt+0x650/0x650
[  452.415757]  ? interrupt_entry+0xb5/0xf0
[  452.419828]  ? trace_hardirqs_off_caller+0xbb/0x300
[  452.424862]  ? trace_hardirqs_off_caller+0xbb/0x300
[  452.429884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.434735]  ? trace_hardirqs_off+0x300/0x300
[  452.439261]  ? trace_hardirqs_off+0x300/0x300
[  452.443766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.449307]  ? check_preemption_disabled+0x48/0x200
[  452.454325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.459890]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  452.465133]  apic_timer_interrupt+0xf/0x20
[  452.469599]  </IRQ>
[  452.471853] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  452.477567] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  452.496468] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  452.504185] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  452.511453] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  452.518722] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  452.525992] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  452.533260] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  452.540571]  cgroup_file_notify+0x226/0x2f0
[  452.544902]  ? cgroup_procs_write_finish+0xf0/0xf0
[  452.549833]  ? print_usage_bug+0xc0/0xc0
[  452.553912]  ? find_held_lock+0x36/0x1c0
[  452.557982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.563529]  shrink_node+0x5e1/0x16b0
[  452.567337]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  452.572848]  ? shrink_node_memcg+0x18e0/0x18e0
[  452.577557]  ? kvm_clock_read+0x18/0x30
[  452.581533]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  452.586563]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  452.591062]  ? kasan_check_write+0x14/0x20
[  452.595669]  ? do_raw_spin_lock+0xc1/0x200
[  452.599907]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  452.605447]  ? __cpuset_node_allowed+0x19b/0x660
[  452.610209]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  452.615921]  ? delayacct_end+0x5a/0x100
[  452.620151]  do_try_to_free_pages+0x3e7/0x1290
[  452.624970]  ? shrink_node+0x16b0/0x16b0
[  452.629037]  ? __lock_is_held+0xb5/0x140
[  452.633116]  try_to_free_pages+0x4d0/0xb90
[  452.637490]  ? do_try_to_free_pages+0x1290/0x1290
[  452.642363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.648201]  ? lock_acquire+0x1ed/0x520
[  452.652179]  ? set_page_refcounted+0x280/0x280
[  452.656773]  ? lock_release+0x970/0x970
[  452.660755]  ? ___might_sleep+0x1ed/0x300
[  452.665181]  ? arch_local_save_flags+0x40/0x40
[  452.669781]  __alloc_pages_slowpath+0x993/0x2d80
[  452.674860]  ? warn_alloc+0x120/0x120
[  452.678677]  ? __radix_tree_lookup+0x4c0/0x4c0
[  452.683277]  ? find_get_entry+0x2f2/0xc40
[  452.687872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  452.693593]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  452.698650]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.704476]  ? should_fail+0x22d/0xd01
[  452.708508]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  452.713624]  ? __lock_is_held+0xb5/0x140
[  452.717715]  ? __lock_is_held+0xb5/0x140
[  452.721786]  ? __lock_acquire+0x7ec/0x4ec0
[  452.726026]  ? ___might_sleep+0x1ed/0x300
[  452.730170]  ? lock_release+0x970/0x970
[  452.734146]  ? arch_local_save_flags+0x40/0x40
[  452.738745]  ? __might_sleep+0x95/0x190
[  452.742730]  __alloc_pages_nodemask+0xa80/0xde0
[  452.747412]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  452.752436]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  452.758236]  ? kasan_check_read+0x11/0x20
[  452.762386]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.767672]  ? graph_lock+0x170/0x170
[  452.771475]  ? print_usage_bug+0xc0/0xc0
[  452.775542]  ? graph_lock+0x170/0x170
[  452.779342]  ? graph_lock+0x170/0x170
[  452.783151]  ? __do_page_cache_readahead+0x7ce/0x980
[  452.788270]  ? find_held_lock+0x36/0x1c0
[  452.792348]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  452.797892]  alloc_pages_current+0x10c/0x210
[  452.802301]  ? lock_downgrade+0x900/0x900
[  452.806462]  __page_cache_alloc+0x38f/0x5b0
[  452.810789]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  452.816589]  ? kasan_check_read+0x11/0x20
[  452.820751]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.826034]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  452.830710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.836253]  ? check_preemption_disabled+0x48/0x200
[  452.841280]  filemap_fault+0x1594/0x25f0
[  452.845361]  ? __lock_page_or_retry+0xa00/0xa00
[  452.850031]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  452.855834]  ? kasan_check_read+0x11/0x20
[  452.859993]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.865274]  ? rcu_bh_qs+0xc0/0xc0
[  452.868822]  ? print_usage_bug+0xc0/0xc0
[  452.872915]  ? filemap_map_pages+0xdea/0x1980
[  452.877429]  ? print_usage_bug+0xc0/0xc0
[  452.881502]  ? find_get_pages_range_tag+0x1320/0x1320
[  452.886697]  ? print_usage_bug+0xc0/0xc0
[  452.890762]  ? __lock_acquire+0x7ec/0x4ec0
[  452.895003]  ? graph_lock+0x170/0x170
[  452.898806]  ? __sigqueue_free.part.27+0x7d/0xa0
[  452.903573]  ? __lock_acquire+0x7ec/0x4ec0
[  452.907824]  ? lock_acquire+0x1ed/0x520
[  452.911805]  ? ext4_filemap_fault+0x7a/0xad
[  452.916150]  ? lock_release+0x970/0x970
[  452.920133]  ? arch_local_save_flags+0x40/0x40
[  452.924719]  ? mark_held_locks+0x130/0x130
[  452.928972]  ? down_read+0xb0/0x1d0
[  452.932599]  ? ext4_filemap_fault+0x7a/0xad
[  452.936944]  ? __down_interruptible+0x700/0x700
[  452.941627]  ? graph_lock+0x170/0x170
[  452.945437]  ? __sigqueue_free.part.27+0x7d/0xa0
[  452.950208]  ext4_filemap_fault+0x82/0xad
[  452.954678]  __do_fault+0x100/0x6b0
[  452.958311]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  452.963591]  ? print_bad_pte+0x6c0/0x6c0
[  452.967668]  ? pmd_val+0x88/0x100
[  452.971130]  ? add_mm_counter_fast+0xd0/0xd0
[  452.975540]  ? pmd_val+0x88/0x100
[  452.979001]  ? add_mm_counter_fast+0xd0/0xd0
[  452.983417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  452.988961]  __handle_mm_fault+0x3709/0x53e0
[  452.993387]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  452.998232]  ? graph_lock+0x170/0x170
[  453.002043]  ? print_usage_bug+0xc0/0xc0
[  453.006113]  ? graph_lock+0x170/0x170
[  453.009918]  ? graph_lock+0x170/0x170
[  453.013744]  ? handle_mm_fault+0x42a/0xc70
[  453.017985]  ? lock_downgrade+0x900/0x900
[  453.022137]  ? check_preemption_disabled+0x48/0x200
[  453.027164]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  453.032967]  ? kasan_check_read+0x11/0x20
[  453.037124]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.042493]  ? rcu_bh_qs+0xc0/0xc0
[  453.046036]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  453.051491]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.057029]  ? check_preemption_disabled+0x48/0x200
[  453.062392]  handle_mm_fault+0x54f/0xc70
[  453.066460]  ? __handle_mm_fault+0x53e0/0x53e0
[  453.071047]  ? find_vma+0x34/0x190
[  453.074596]  __do_page_fault+0x67d/0xed0
[  453.078675]  ? mm_fault_error+0x380/0x380
[  453.082832]  ? syscall_slow_exit_work+0x520/0x520
[  453.087693]  do_page_fault+0xf2/0x7e0
[  453.091505]  ? vmalloc_sync_all+0x30/0x30
[  453.095659]  ? error_entry+0x70/0xd0
[  453.099380]  ? trace_hardirqs_off_caller+0xbb/0x300
[  453.104405]  ? trace_hardirqs_on_caller+0xc0/0x300
[  453.109341]  ? syscall_return_slowpath+0x5e0/0x5e0
[  453.114274]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.119124]  ? trace_hardirqs_off+0x300/0x300
[  453.123651]  ? trace_hardirqs_off_caller+0x300/0x300
[  453.128766]  ? prepare_exit_to_usermode+0x291/0x3b0
[  453.133792]  ? page_fault+0x8/0x30
[  453.137341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  453.142198]  ? page_fault+0x8/0x30
[  453.145757]  page_fault+0x1e/0x30
[  453.149214] RIP: 0033:0x45db60
[  453.152412] Code: Bad RIP value.
[  453.155775] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  453.161146] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  453.168424] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  453.175813] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  453.183095] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  453.190371] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  453.197683] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  453.197751] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  453.204448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  453.204454] Call Trace:
[  453.204476]  dump_stack+0x1c4/0x2b4
[  453.204493]  ? dump_stack_print_info.cold.2+0x52/0x52
[  453.204521]  warn_alloc.cold.118+0xb7/0x1bd
[  453.211168] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  453.220470]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  453.223035] syz-fuzzer cpuset=
[  453.226661]  ? lock_downgrade+0x900/0x900
[  453.231829] /
[  453.236165]  ? trace_hardirqs_off+0xb8/0x300
[  453.246372]  mems_allowed=0
[  453.251214]  ? trace_hardirqs_off+0xb8/0x300
[  453.271985]  __alloc_pages_slowpath+0x2667/0x2d80
[  453.276881]  ? warn_alloc+0x120/0x120
[  453.280690]  ? pskb_put+0xb0/0xb0
[  453.284154]  ? warn_alloc+0x120/0x120
[  453.287964]  ? print_usage_bug+0xc0/0xc0
[  453.292027]  ? warn_alloc+0x120/0x120
[  453.295848]  ? print_usage_bug+0xc0/0xc0
[  453.299922]  ? lock_downgrade+0x900/0x900
[  453.304083]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  453.309631]  ? should_fail+0x22d/0xd01
[  453.313529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.318640]  ? __lock_acquire+0x7ec/0x4ec0
[  453.322888]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  453.327996]  ? should_fail+0x22d/0xd01
[  453.331896]  ? mark_held_locks+0x130/0x130
[  453.336143]  ? mark_held_locks+0x130/0x130
[  453.340381]  ? debug_check_no_obj_freed+0x305/0x58d
[  453.345413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.350958]  ? check_preemption_disabled+0x48/0x200
[  453.355976]  ? check_preemption_disabled+0x48/0x200
[  453.361002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.366546]  ? check_preemption_disabled+0x48/0x200
[  453.371562]  ? check_preemption_disabled+0x48/0x200
[  453.376595]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  453.382141]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.387429]  ? rcu_pm_notify+0xc0/0xc0
[  453.391329]  __alloc_pages_nodemask+0xa80/0xde0
[  453.396008]  ? graph_lock+0x170/0x170
[  453.399817]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  453.404847]  ? graph_lock+0x170/0x170
[  453.408664]  ? find_held_lock+0x36/0x1c0
[  453.412739]  ? ____cache_alloc_node+0x1c7/0x1e0
[  453.417414]  ? lock_downgrade+0x900/0x900
[  453.421588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.427172]  cache_grow_begin+0x91/0x8c0
[  453.431240]  ? do_raw_spin_unlock+0xa7/0x2f0
[  453.435661]  fallback_alloc+0x203/0x2e0
[  453.439647]  ____cache_alloc_node+0x1c7/0x1e0
[  453.444155]  kmem_cache_alloc+0x1f8/0x730
[  453.448309]  ? netif_receive_skb_internal+0x620/0x620
[  453.453508]  __build_skb+0xab/0x430
[  453.457142]  ? skb_try_coalesce+0x1b70/0x1b70
[  453.461648]  ? __alloc_pages_nodemask+0xde0/0xde0
[  453.466501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.472041]  ? check_preemption_disabled+0x48/0x200
[  453.477070]  __napi_alloc_skb+0x1d6/0x310
[  453.481231]  page_to_skb.isra.42+0xee/0x960
[  453.485557]  ? check_preemption_disabled+0x48/0x200
[  453.490579]  ? virtnet_remove+0xf0/0xf0
[  453.494558]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  453.500362]  ? kasan_check_read+0x11/0x20
[  453.504514]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  453.509798]  ? rcu_bh_qs+0xc0/0xc0
[  453.513355]  receive_mergeable+0x15af/0x3c40
[  453.517778]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.523328]  ? ip6t_do_table+0xded/0x1d30
[  453.527491]  ? virtnet_probe+0x2320/0x2320
[  453.531732]  ? audit_add_watch+0xae1/0xdc0
[  453.535975]  ? check_preemption_disabled+0x48/0x200
[  453.540991]  ? check_preemption_disabled+0x48/0x200
[  453.546029]  ? __lock_is_held+0xb5/0x140
[  453.550106]  ? rcu_read_lock_sched_held+0x108/0x120
[  453.555139]  ? update_cfs_rq_load_avg.part.64+0x253/0x2e0
[  453.560684]  ? tg_unthrottle_up+0x220/0x220
[  453.565022]  ? update_load_avg+0x13b8/0x2470
[  453.569435]  ? __lock_is_held+0xb5/0x140
[  453.573496]  ? graph_lock+0x170/0x170
[  453.577307]  ? attach_entity_load_avg+0x860/0x860
[  453.582160]  ? graph_lock+0x170/0x170
[  453.585968]  ? graph_lock+0x170/0x170
[  453.589782]  ? rb_erase+0x3710/0x3710
[  453.593581]  ? mark_held_locks+0x130/0x130
[  453.597820]  ? print_usage_bug+0xc0/0xc0
[  453.601898]  ? graph_lock+0x170/0x170
[  453.605703]  ? find_held_lock+0x36/0x1c0
[  453.609777]  ? print_usage_bug+0xc0/0xc0
[  453.613853]  ? cpuacct_charge+0x265/0x440
[  453.618013]  ? __lock_acquire+0x7ec/0x4ec0
[  453.622263]  ? update_curr+0x4cf/0xbe0
[  453.626157]  ? graph_lock+0x170/0x170
[  453.629963]  ? __update_load_avg_se+0x664/0xb90
[  453.634636]  ? mark_held_locks+0x130/0x130
[  453.638883]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  453.644679]  ? kasan_check_read+0x11/0x20
[  453.648831]  ? __update_load_avg_blocked_se+0x730/0x730
[  453.654215]  ? __update_load_avg_se+0xb90/0xb90
[  453.658907]  ? update_load_avg+0x387/0x2470
[  453.663236]  ? select_task_rq_fair+0x754/0x34f0
[  453.667917]  ? attach_entity_load_avg+0x860/0x860
[  453.672762]  ? graph_lock+0x170/0x170
[  453.676567]  ? account_entity_enqueue+0x3a3/0x660
[  453.681418]  ? graph_lock+0x170/0x170
[  453.685232]  ? rb_erase+0x3710/0x3710
[  453.689035]  ? mark_held_locks+0x130/0x130
[  453.693277]  ? rb_erase_cached+0xc78/0x3720
[  453.697626]  ? graph_lock+0x170/0x170
[  453.701429]  ? find_held_lock+0x36/0x1c0
[  453.705496]  ? print_usage_bug+0xc0/0xc0
[  453.709560]  ? print_usage_bug+0xc0/0xc0
[  453.713628]  ? print_usage_bug+0xc0/0xc0
[  453.717693]  ? print_usage_bug+0xc0/0xc0
[  453.721771]  receive_buf+0xb4c/0x3380
[  453.725581]  ? __lock_acquire+0x7ec/0x4ec0
[  453.729830]  ? receive_mergeable+0x3c40/0x3c40
[  453.734434]  ? mark_held_locks+0x130/0x130
[  453.738672]  ? mark_held_locks+0x130/0x130
[  453.742919]  ? mark_held_locks+0x130/0x130
[  453.747159]  ? mark_held_locks+0x130/0x130
[  453.751395]  ? print_usage_bug+0xc0/0xc0
[  453.755464]  ? __account_cfs_rq_runtime+0x790/0x790
[  453.760500]  ? __lock_acquire+0x7ec/0x4ec0
[  453.764758]  ? graph_lock+0x170/0x170
[  453.768564]  ? print_usage_bug+0xc0/0xc0
[  453.772634]  ? graph_lock+0x170/0x170
[  453.776437]  ? put_prev_task_fair+0x80/0x80
[  453.780765]  ? update_curr+0x344/0xbe0
[  453.784651]  ? __update_load_avg_se+0xb90/0xb90
[  453.789320]  ? __lock_is_held+0xb5/0x140
[  453.793394]  ? find_held_lock+0x36/0x1c0
[  453.797457]  ? graph_lock+0x170/0x170
[  453.801263]  ? print_usage_bug+0xc0/0xc0
[  453.805329]  ? debug_object_activate+0x402/0x600
[  453.810091]  ? lock_downgrade+0x900/0x900
[  453.814253]  ? find_held_lock+0x36/0x1c0
[  453.818333]  ? mark_held_locks+0xc7/0x130
[  453.822483]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.828026]  ? vring_use_dma_api+0xa5/0xc0
[  453.832269]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.837811]  ? vring_unmap_one+0x5a/0x410
[  453.841969]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  453.846557]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  453.852103]  ? detach_buf+0x34b/0x5d0
[  453.855926]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  453.861468]  ? virtqueue_get_buf_ctx+0x3d1/0x860
[  453.866228]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  453.871343]  ? detach_buf+0x5d0/0x5d0
[  453.875157]  ? __lock_acquire+0x7ec/0x4ec0
[  453.879407]  virtnet_poll+0x421/0x105f
[  453.883312]  ? receive_buf+0x3380/0x3380
[  453.887389]  ? estimation_timer+0x5d0/0x890
[  453.891719]  ? net_rx_action+0x480/0x1950
[  453.895874]  ? net_rx_action+0x480/0x1950
[  453.900027]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  453.904629]  ? call_timer_fn+0x2c0/0x920
[  453.908701]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.914244]  ? check_preemption_disabled+0x48/0x200
[  453.919274]  net_rx_action+0x7c5/0x1950
[  453.923270]  ? napi_complete_done+0x6d0/0x6d0
[  453.927768]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  453.932811]  ? __run_timers+0xa20/0xc70
[  453.936808]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.941315]  ? _raw_spin_unlock_irq+0x27/0x80
[  453.945819]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  453.950418]  ? trace_hardirqs_on+0xbd/0x310
[  453.954741]  ? kasan_check_read+0x11/0x20
[  453.958894]  ? __run_timers+0xa20/0xc70
[  453.962886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.968434]  ? _raw_spin_unlock_irq+0x60/0x80
[  453.972941]  ? __run_timers+0xa4a/0xc70
[  453.976935]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  453.982302]  ? compat_start_thread+0x80/0x80
[  453.986720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  453.992273]  ? kasan_check_write+0x14/0x20
[  453.996521]  ? finish_task_switch+0x2f5/0x900
[  454.001021]  ? __switch_to_asm+0x40/0x70
[  454.005098]  ? preempt_notifier_register+0x200/0x200
[  454.010215]  ? __switch_to_asm+0x34/0x70
[  454.014278]  ? __switch_to_asm+0x40/0x70
[  454.018338]  ? __switch_to_asm+0x34/0x70
[  454.022398]  ? __switch_to_asm+0x40/0x70
[  454.026458]  ? __switch_to_asm+0x34/0x70
[  454.030522]  ? __switch_to_asm+0x40/0x70
[  454.034603]  ? pvclock_read_flags+0x160/0x160
[  454.039105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.044656]  ? check_preemption_disabled+0x48/0x200
[  454.049674]  ? check_preemption_disabled+0x48/0x200
[  454.054711]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  454.060510]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  454.065795]  ? rcu_pm_notify+0xc0/0xc0
[  454.069702]  __do_softirq+0x30b/0xad8
[  454.073520]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  454.078630]  ? trace_hardirqs_on+0x310/0x310
[  454.083051]  ? schedule+0x108/0x460
[  454.086704]  ? trace_hardirqs_off+0xb8/0x300
[  454.091123]  ? ___might_sleep+0x1ed/0x300
[  454.095271]  ? smpboot_thread_fn+0x68b/0xa00
[  454.099684]  ? trace_hardirqs_on+0x310/0x310
[  454.104103]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.109651]  ? check_preemption_disabled+0x48/0x200
[  454.114671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.120220]  ? takeover_tasklets+0xa90/0xa90
[  454.124644]  run_ksoftirqd+0x94/0x100
[  454.128449]  smpboot_thread_fn+0x68b/0xa00
[  454.132692]  ? sort_range+0x30/0x30
[  454.136323]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  454.141434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.146980]  ? __kthread_parkme+0xfb/0x1a0
[  454.151229]  kthread+0x35a/0x420
[  454.154604]  ? sort_range+0x30/0x30
[  454.158237]  ? kthread_bind+0x40/0x40
[  454.162050]  ret_from_fork+0x3a/0x50
[  454.166006] warn_alloc_show_mem: 1 callbacks suppressed
[  454.166018] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  454.166020] Mem-Info:
[  454.166052] active_anon:42551 inactive_anon:372 isolated_anon:0
[  454.166052]  active_file:18 inactive_file:16 isolated_file:0
[  454.166052]  unevictable:0 dirty:0 writeback:0 unstable:0
[  454.166052]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  454.166052]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  454.166052]  free:13623 free_pcp:186 free_cma:0
[  454.171396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  454.178329] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  454.180733] Call Trace:
[  454.213613] Node 0 
[  454.222979]  <IRQ>
[  454.250670] 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
[  454.253235]  dump_stack+0x1c4/0x2b4
[  454.255439] lowmem_reserve[]: 0
[  454.257600]  ? dump_stack_print_info.cold.2+0x52/0x52
[  454.283080]  2815 6318
[  454.286734]  warn_alloc.cold.118+0xb7/0x1bd
[  454.289967]  6318
[  454.295178]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  454.297646] Node 0 
[  454.301971]  ? lock_downgrade+0x900/0x900
[  454.304038] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  454.308871]  ? trace_hardirqs_off+0xb8/0x300
[  454.311075] lowmem_reserve[]: 0
[  454.315235]  ? trace_hardirqs_off+0xb8/0x300
[  454.341850]  0 3503
[  454.346284]  __alloc_pages_slowpath+0x2667/0x2d80
[  454.349525]  3503
[  454.353970]  ? warn_alloc+0x120/0x120
[  454.356168] Node 0 
[  454.361013]  ? warn_alloc+0x120/0x120
[  454.363080] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  454.366863]  ? print_usage_bug+0xc0/0xc0
[  454.369073] lowmem_reserve[]: 0
[  454.372882]  ? warn_alloc+0x120/0x120
[  454.401231]  0 0
[  454.405314]  ? print_usage_bug+0xc0/0xc0
[  454.408560]  0
[  454.412367]  ? __lock_acquire+0x7ec/0x4ec0
[  454.414320] Node 0 
[  454.418375]  ? __lock_acquire+0x7ec/0x4ec0
[  454.420154] DMA: 1*4kB 
[  454.424396]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  454.426612] (U) 
[  454.430859]  ? should_fail+0x22d/0xd01
[  454.433419] 0*8kB 0*16kB 
[  454.438968]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.440923] 1*32kB 
[  454.444808]  ? __lock_acquire+0x7ec/0x4ec0
[  454.447536] (U) 2*64kB 
[  454.452655]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  454.454867] (U) 1*128kB 
[  454.459112]  ? __lock_acquire+0x7ec/0x4ec0
[  454.461676] (U) 1*256kB 
[  454.466783]  ? should_fail+0x22d/0xd01
[  454.469433] (U) 
[  454.473695]  ? mark_held_locks+0x130/0x130
[  454.476334] 0*512kB 1*1024kB 
[  454.480229]  ? mark_held_locks+0x130/0x130
[  454.482179] (U) 1*2048kB 
[  454.486420]  ? graph_lock+0x170/0x170
[  454.489502] (M) 
[  454.493740]  ? graph_lock+0x170/0x170
[  454.496476] 3*4096kB (M) 
[  454.500285]  ? graph_lock+0x170/0x170
[  454.502239] = 15908kB
[  454.502248] Node 0 
[  454.506044]  ? print_usage_bug+0xc0/0xc0
[  454.508778] DMA32: 4*4kB 
[  454.512589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.514979] (UM) 
[  454.517215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.521251] 3*8kB (UM) 
[  454.524018]  ? check_preemption_disabled+0x48/0x200
[  454.529533] 1*16kB 
[  454.531593]  ? check_preemption_disabled+0x48/0x200
[  454.537104] (M) 2*32kB 
[  454.539703]  ? __lock_is_held+0xb5/0x140
[  454.544681] (UM) 2*64kB 
[  454.546933]  __alloc_pages_nodemask+0xa80/0xde0
[  454.551919] (M) 4*128kB 
[  454.554515]  ? graph_lock+0x170/0x170
[  454.558557] (UM) 
[  454.561230]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  454.565869] 2*256kB (M) 
[  454.568550]  ? graph_lock+0x170/0x170
[  454.572320] 4*512kB (UM) 
[  454.574400]  ? find_held_lock+0x36/0x1c0
[  454.579380] 3*1024kB (M) 
[  454.582065]  ? ____cache_alloc_node+0x1c7/0x1e0
[  454.585832] 3*2048kB (M) 
[  454.588605]  ? lock_downgrade+0x900/0x900
[  454.592640] 3*4096kB (M) 
[  454.595409]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.600047] = 24824kB
[  454.600056] Node 0 
[  454.602819]  cache_grow_begin+0x91/0x8c0
[  454.606936] Normal: 2044*4kB 
[  454.609700]  ? do_raw_spin_unlock+0xa7/0x2f0
[  454.615207] (UMEH) 226*8kB 
[  454.617636]  fallback_alloc+0x203/0x2e0
[  454.619854] (UMEH) 
[  454.623919]  ____cache_alloc_node+0x1c7/0x1e0
[  454.626996] 46*16kB (UME) 
[  454.631420]  kmem_cache_alloc_node+0xe3/0x730
[  454.634322] 28*32kB (UME) 
[  454.638303]  ? ipv6_get_ifaddr+0x42e/0x620
[  454.640512] 10*64kB (UME) 
[  454.645021]  __alloc_skb+0x119/0x770
[  454.647837] 4*128kB (UM) 
[  454.652354]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  454.655170] 0*256kB 2*512kB 
[  454.659415]  ? skb_scrub_packet+0x490/0x490
[  454.662255] (U) 
[  454.665973]  ? lock_downgrade+0x900/0x900
[  454.668702] 0*1024kB 0*2048kB 
[  454.674000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.676996] 0*4096kB 
[  454.681313]  ? refcount_sub_and_test_checked+0x203/0x310
[  454.683261] = 13792kB
[  454.683276] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  454.687416]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  454.690583] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  454.690593] 413 total pagecache pages
[  454.696141]  ? addrconf_rs_timer+0x6f0/0x6f0
[  454.698531] 0 pages in swap cache
[  454.703989]  ndisc_alloc_skb+0x144/0x340
[  454.706370] Swap cache stats: add 0, delete 0, find 0/0
[  454.706380] Free swap  = 0kB
[  454.715223]  ndisc_send_rs+0x331/0x6e0
[  454.720642] Total swap = 0kB
[  454.720652] 1965979 pages RAM
[  454.729231]  addrconf_rs_timer+0x3c0/0x6f0
[  454.733001] 0 pages HighMem/MovableOnly
[  454.733007] 343323 pages reserved
[  454.733011] 0 pages cma reserved
[  454.741287] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  454.744960]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.750307] syz-executor3 cpuset=
[  454.753340]  call_timer_fn+0x272/0x920
[  454.757196] syz3
[  454.760214]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.763298]  mems_allowed=0
[  454.767532]  ? process_timeout+0x40/0x40
[  454.813671]  ? find_held_lock+0x36/0x1c0
[  454.817751]  ? mark_held_locks+0xc7/0x130
[  454.821917]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.826638]  ? _raw_spin_unlock_irq+0x27/0x80
[  454.831237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.835478]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  454.840068]  ? trace_hardirqs_on+0xbd/0x310
[  454.844387]  ? kasan_check_read+0x11/0x20
[  454.848542]  ? __run_timers+0x7da/0xc70
[  454.852523]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  454.857995]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  454.862230]  __run_timers+0x7e5/0xc70
[  454.866051]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  454.871422]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  454.876446]  ? graph_lock+0x170/0x170
[  454.880256]  ? print_usage_bug+0xc0/0xc0
[  454.884320]  ? lock_release+0x970/0x970
[  454.888296]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  454.893495]  ? find_held_lock+0x36/0x1c0
[  454.897571]  ? graph_lock+0x170/0x170
[  454.901383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.906921]  ? check_preemption_disabled+0x48/0x200
[  454.911951]  ? __lock_is_held+0xb5/0x140
[  454.916020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.921558]  ? check_preemption_disabled+0x48/0x200
[  454.926587]  run_timer_softirq+0x52/0xb0
[  454.930658]  ? rcu_read_lock_sched_held+0x108/0x120
[  454.935678]  __do_softirq+0x30b/0xad8
[  454.939497]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  454.944610]  ? pvclock_read_flags+0x160/0x160
[  454.949118]  ? lapic_next_event+0x5a/0x90
[  454.953519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.959059]  ? check_preemption_disabled+0x48/0x200
[  454.964084]  ? check_preemption_disabled+0x48/0x200
[  454.969110]  ? kvm_clock_read+0x18/0x30
[  454.973086]  ? kvm_sched_clock_read+0x9/0x20
[  454.977497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  454.983044]  ? check_preemption_disabled+0x48/0x200
[  454.988083]  irq_exit+0x17f/0x1c0
[  454.991542]  smp_apic_timer_interrupt+0x1cb/0x760
[  454.996387]  ? smp_reschedule_interrupt+0x109/0x650
[  455.001413]  ? smp_call_function_single_interrupt+0x650/0x650
[  455.007301]  ? interrupt_entry+0xb5/0xf0
[  455.011365]  ? trace_hardirqs_off_caller+0xbb/0x300
[  455.016384]  ? trace_hardirqs_off_caller+0xbb/0x300
[  455.021411]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.026255]  ? trace_hardirqs_off+0x300/0x300
[  455.030837]  ? trace_hardirqs_off+0x300/0x300
[  455.035349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.040889]  ? check_preemption_disabled+0x48/0x200
[  455.045904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.051456]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.056312]  apic_timer_interrupt+0xf/0x20
[  455.061151]  </IRQ>
[  455.063392] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  455.069108] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  455.088012] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  455.095728] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  455.102995] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  455.110264] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  455.117531] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  455.124806] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  455.132158]  cgroup_file_notify+0x226/0x2f0
[  455.136489]  ? cgroup_procs_write_finish+0xf0/0xf0
[  455.141422]  ? print_usage_bug+0xc0/0xc0
[  455.145497]  ? find_held_lock+0x36/0x1c0
[  455.149561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.155106]  shrink_node+0x5e1/0x16b0
[  455.158913]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  455.164224]  ? shrink_node_memcg+0x18e0/0x18e0
[  455.168813]  ? kvm_clock_read+0x18/0x30
[  455.172802]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  455.177827]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  455.182330]  ? kasan_check_write+0x14/0x20
[  455.186574]  ? do_raw_spin_lock+0xc1/0x200
[  455.190810]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  455.196360]  ? __cpuset_node_allowed+0x19b/0x660
[  455.201124]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  455.206846]  ? delayacct_end+0x5a/0x100
[  455.210835]  do_try_to_free_pages+0x3e7/0x1290
[  455.215454]  ? shrink_node+0x16b0/0x16b0
[  455.219519]  ? __lock_is_held+0xb5/0x140
[  455.223600]  try_to_free_pages+0x4d0/0xb90
[  455.227854]  ? do_try_to_free_pages+0x1290/0x1290
[  455.232700]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.238257]  ? lock_acquire+0x1ed/0x520
[  455.242235]  ? set_page_refcounted+0x280/0x280
[  455.246836]  ? lock_release+0x970/0x970
[  455.250827]  ? ___might_sleep+0x1ed/0x300
[  455.254993]  ? arch_local_save_flags+0x40/0x40
[  455.259594]  __alloc_pages_slowpath+0x993/0x2d80
[  455.264389]  ? warn_alloc+0x120/0x120
[  455.268195]  ? __radix_tree_lookup+0x4c0/0x4c0
[  455.272794]  ? find_get_entry+0x2f2/0xc40
[  455.276954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.282498]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  455.287429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.292969]  ? should_fail+0x22d/0xd01
[  455.296873]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.302073]  ? __lock_is_held+0xb5/0x140
[  455.306169]  ? __lock_is_held+0xb5/0x140
[  455.310244]  ? __lock_acquire+0x7ec/0x4ec0
[  455.314495]  ? ___might_sleep+0x1ed/0x300
[  455.318652]  ? lock_release+0x970/0x970
[  455.322637]  ? arch_local_save_flags+0x40/0x40
[  455.327235]  ? __might_sleep+0x95/0x190
[  455.331221]  __alloc_pages_nodemask+0xa80/0xde0
[  455.335913]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  455.340942]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.346740]  ? kasan_check_read+0x11/0x20
[  455.350892]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.356178]  ? graph_lock+0x170/0x170
[  455.359981]  ? print_usage_bug+0xc0/0xc0
[  455.364050]  ? graph_lock+0x170/0x170
[  455.367861]  ? graph_lock+0x170/0x170
[  455.371668]  ? __do_page_cache_readahead+0x7ce/0x980
[  455.376779]  ? find_held_lock+0x36/0x1c0
[  455.380857]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  455.386404]  alloc_pages_current+0x10c/0x210
[  455.390814]  ? lock_downgrade+0x900/0x900
[  455.394983]  __page_cache_alloc+0x38f/0x5b0
[  455.399307]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.405103]  ? kasan_check_read+0x11/0x20
[  455.409260]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.414544]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  455.419220]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.424762]  ? check_preemption_disabled+0x48/0x200
[  455.429792]  filemap_fault+0x1594/0x25f0
[  455.433881]  ? __lock_page_or_retry+0xa00/0xa00
[  455.438554]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.444352]  ? kasan_check_read+0x11/0x20
[  455.448501]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.453778]  ? rcu_bh_qs+0xc0/0xc0
[  455.457327]  ? print_usage_bug+0xc0/0xc0
[  455.461399]  ? filemap_map_pages+0xdea/0x1980
[  455.465907]  ? print_usage_bug+0xc0/0xc0
[  455.469983]  ? find_get_pages_range_tag+0x1320/0x1320
[  455.475178]  ? print_usage_bug+0xc0/0xc0
[  455.479251]  ? __lock_acquire+0x7ec/0x4ec0
[  455.483493]  ? graph_lock+0x170/0x170
[  455.487295]  ? __sigqueue_free.part.27+0x7d/0xa0
[  455.492063]  ? __lock_acquire+0x7ec/0x4ec0
[  455.496318]  ? lock_acquire+0x1ed/0x520
[  455.500295]  ? ext4_filemap_fault+0x7a/0xad
[  455.504632]  ? lock_release+0x970/0x970
[  455.508607]  ? arch_local_save_flags+0x40/0x40
[  455.513204]  ? mark_held_locks+0x130/0x130
[  455.517453]  ? down_read+0xb0/0x1d0
[  455.521079]  ? ext4_filemap_fault+0x7a/0xad
[  455.525404]  ? __down_interruptible+0x700/0x700
[  455.530080]  ? graph_lock+0x170/0x170
[  455.533891]  ? __sigqueue_free.part.27+0x7d/0xa0
[  455.538670]  ext4_filemap_fault+0x82/0xad
[  455.542864]  __do_fault+0x100/0x6b0
[  455.546495]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.551782]  ? print_bad_pte+0x6c0/0x6c0
[  455.555859]  ? pmd_val+0x88/0x100
[  455.559316]  ? add_mm_counter_fast+0xd0/0xd0
[  455.563723]  ? pmd_val+0x88/0x100
[  455.567181]  ? add_mm_counter_fast+0xd0/0xd0
[  455.571597]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.577148]  __handle_mm_fault+0x3709/0x53e0
[  455.581572]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  455.586422]  ? graph_lock+0x170/0x170
[  455.590229]  ? print_usage_bug+0xc0/0xc0
[  455.594296]  ? graph_lock+0x170/0x170
[  455.598103]  ? graph_lock+0x170/0x170
[  455.601934]  ? handle_mm_fault+0x42a/0xc70
[  455.606172]  ? lock_downgrade+0x900/0x900
[  455.610319]  ? check_preemption_disabled+0x48/0x200
[  455.615343]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  455.621140]  ? kasan_check_read+0x11/0x20
[  455.625292]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  455.630574]  ? rcu_bh_qs+0xc0/0xc0
[  455.634120]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  455.639575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.645231]  ? check_preemption_disabled+0x48/0x200
[  455.650268]  handle_mm_fault+0x54f/0xc70
[  455.654338]  ? __handle_mm_fault+0x53e0/0x53e0
[  455.658932]  ? find_vma+0x34/0x190
[  455.662482]  __do_page_fault+0x67d/0xed0
[  455.666557]  ? mm_fault_error+0x380/0x380
[  455.670715]  ? syscall_slow_exit_work+0x520/0x520
[  455.675567]  do_page_fault+0xf2/0x7e0
[  455.679373]  ? vmalloc_sync_all+0x30/0x30
[  455.683522]  ? error_entry+0x70/0xd0
[  455.687239]  ? trace_hardirqs_off_caller+0xbb/0x300
[  455.692254]  ? trace_hardirqs_on_caller+0xc0/0x300
[  455.697186]  ? syscall_return_slowpath+0x5e0/0x5e0
[  455.702115]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.706961]  ? trace_hardirqs_off+0x300/0x300
[  455.711459]  ? trace_hardirqs_off_caller+0x300/0x300
[  455.716572]  ? prepare_exit_to_usermode+0x291/0x3b0
[  455.721599]  ? page_fault+0x8/0x30
[  455.725150]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  455.729999]  ? page_fault+0x8/0x30
[  455.733571]  page_fault+0x1e/0x30
[  455.737024] RIP: 0033:0x45db60
[  455.740231] Code: Bad RIP value.
[  455.743594] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  455.748968] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  455.756235] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  455.763505] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  455.770777] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  455.778044] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  455.785346] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  455.785413] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  455.792634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  455.792640] Call Trace:
[  455.792663]  dump_stack+0x1c4/0x2b4
[  455.792682]  ? dump_stack_print_info.cold.2+0x52/0x52
[  455.792714]  warn_alloc.cold.118+0xb7/0x1bd
[  455.799238] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  455.808534]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  455.811099] syz-fuzzer cpuset=
[  455.814733]  ? lock_downgrade+0x900/0x900
[  455.819902] /
[  455.824226]  ? trace_hardirqs_off+0xb8/0x300
[  455.834428]  mems_allowed=0
[  455.839273]  ? trace_hardirqs_off+0xb8/0x300
[  455.859999]  __alloc_pages_slowpath+0x2667/0x2d80
[  455.864888]  ? warn_alloc+0x120/0x120
[  455.868705]  ? warn_alloc+0x120/0x120
[  455.872512]  ? print_usage_bug+0xc0/0xc0
[  455.876574]  ? warn_alloc+0x120/0x120
[  455.880377]  ? print_usage_bug+0xc0/0xc0
[  455.884458]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  455.889999]  ? should_fail+0x22d/0xd01
[  455.893890]  ? find_held_lock+0x36/0x1c0
[  455.897961]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  455.903069]  ? __lock_acquire+0x7ec/0x4ec0
[  455.907314]  ? should_fail+0x22d/0xd01
[  455.911210]  ? __update_load_avg_blocked_se+0x730/0x730
[  455.916589]  ? mark_held_locks+0x130/0x130
[  455.920835]  ? mark_held_locks+0x130/0x130
[  455.925088]  ? __lock_acquire+0x7ec/0x4ec0
[  455.929335]  ? update_load_avg+0x387/0x2470
[  455.933666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.939208]  ? graph_lock+0x170/0x170
[  455.943018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  455.948560]  ? check_preemption_disabled+0x48/0x200
[  455.953812]  ? check_preemption_disabled+0x48/0x200
[  455.958867]  ? __lock_is_held+0xb5/0x140
[  455.962947]  __alloc_pages_nodemask+0xa80/0xde0
[  455.967625]  ? graph_lock+0x170/0x170
[  455.971440]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  455.976457]  ? graph_lock+0x170/0x170
[  455.980275]  ? find_held_lock+0x36/0x1c0
[  455.984351]  ? ____cache_alloc_node+0x1c7/0x1e0
[  455.989029]  ? lock_downgrade+0x900/0x900
[  455.993194]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  455.998745]  cache_grow_begin+0x91/0x8c0
[  456.002819]  ? do_raw_spin_unlock+0xa7/0x2f0
[  456.007251]  fallback_alloc+0x203/0x2e0
[  456.011241]  ____cache_alloc_node+0x1c7/0x1e0
[  456.015747]  kmem_cache_alloc+0x1f8/0x730
[  456.019932]  skb_clone+0x1bb/0x500
[  456.023477]  ? finish_task_switch+0x1b5/0x900
[  456.027980]  ? skb_split+0x11e0/0x11e0
[  456.031881]  ? preempt_notifier_register+0x200/0x200
[  456.036991]  ? __switch_to_asm+0x34/0x70
[  456.041054]  ? __switch_to_asm+0x34/0x70
[  456.045116]  ? __switch_to_asm+0x40/0x70
[  456.049183]  ? __switch_to_asm+0x34/0x70
[  456.053246]  ? __switch_to_asm+0x40/0x70
[  456.057311]  ? __switch_to_asm+0x34/0x70
[  456.061685]  ? __switch_to_asm+0x40/0x70
[  456.065747]  ? __switch_to_asm+0x34/0x70
[  456.069815]  ? __switch_to_asm+0x34/0x70
[  456.073886]  ? __switch_to_asm+0x40/0x70
[  456.077950]  ? __switch_to_asm+0x34/0x70
[  456.082025]  bpf_clone_redirect+0xb9/0x490
[  456.086268]  ? __schedule+0x874/0x1ed0
[  456.090165]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  456.095192]  ? __sched_text_start+0x8/0x8
[  456.099346]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  456.104130]  ? find_held_lock+0x36/0x1c0
[  456.108204]  ? lock_acquire+0x1ed/0x520
[  456.112185]  ? bpf_test_run+0x32e/0x5a0
[  456.116171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.121715]  ? check_preemption_disabled+0x48/0x200
[  456.126740]  ? kasan_check_read+0x11/0x20
[  456.130897]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  456.136183]  ? rcu_bh_qs+0xc0/0xc0
[  456.139734]  ? preempt_schedule+0x4d/0x60
[  456.143888]  ? ___preempt_schedule+0x16/0x18
[  456.148315]  ? bpf_test_run+0x1c0/0x5a0
[  456.152307]  ? netlink_diag_dump+0x2a0/0x2a0
[  456.156726]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.162270]  ? bpf_test_init.isra.9+0x70/0x100
[  456.166873]  ? bpf_prog_test_run_skb+0x634/0xb40
[  456.171646]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  456.176493]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  456.182035]  ? fput+0x130/0x1a0
[  456.185319]  ? __bpf_prog_get+0x9b/0x290
[  456.189386]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  456.194230]  ? bpf_prog_test_run+0x130/0x1a0
[  456.198655]  ? __x64_sys_bpf+0x3d8/0x510
[  456.202724]  ? bpf_prog_get+0x20/0x20
[  456.206569]  ? do_syscall_64+0x1b9/0x820
[  456.210634]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  456.216008]  ? syscall_return_slowpath+0x5e0/0x5e0
[  456.220950]  ? trace_hardirqs_off+0x300/0x300
[  456.225450]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  456.230467]  ? recalc_sigpending_tsk+0x180/0x180
[  456.235226]  ? kasan_check_write+0x14/0x20
[  456.239474]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  456.244330]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  456.249723] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  456.249729] warn_alloc_show_mem: 1 callbacks suppressed
[  456.249739] Mem-Info:
[  456.256667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  456.262045] active_anon:42551 inactive_anon:372 isolated_anon:0
[  456.262045]  active_file:18 inactive_file:16 isolated_file:0
[  456.262045]  unevictable:0 dirty:0 writeback:0 unstable:0
[  456.262045]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  456.262045]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  456.262045]  free:13623 free_pcp:186 free_cma:0
[  456.264421] Call Trace:
[  456.273815] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  456.306665]  <IRQ>
[  456.309240] Node 0 
[  456.336914]  dump_stack+0x1c4/0x2b4
[  456.339072] 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
[  456.341281]  ? dump_stack_print_info.cold.2+0x52/0x52
[  456.344876] lowmem_reserve[]: 0
[  456.370400]  warn_alloc.cold.118+0xb7/0x1bd
[  456.375559]  2815
[  456.378851]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  456.383147]  6318 6318
[  456.385220]  ? lock_downgrade+0x900/0x900
[  456.390045] Node 0 
[  456.392549]  ? trace_hardirqs_off+0xb8/0x300
[  456.396703] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  456.398911]  ? trace_hardirqs_off+0xb8/0x300
[  456.403288] lowmem_reserve[]: 0
[  456.429859]  __alloc_pages_slowpath+0x2667/0x2d80
[  456.434241]  0
[  456.437556]  ? warn_alloc+0x120/0x120
[  456.442348]  3503
[  456.444157]  ? warn_alloc+0x120/0x120
[  456.447925]  3503
[  456.449998]  ? print_usage_bug+0xc0/0xc0
[  456.453784] Node 0 
[  456.455853]  ? warn_alloc+0x120/0x120
[  456.459922] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  456.462127]  ? print_usage_bug+0xc0/0xc0
[  456.465902] lowmem_reserve[]: 0
[  456.494292]  ? __lock_acquire+0x7ec/0x4ec0
[  456.498331]  0
[  456.501608]  ? __lock_acquire+0x7ec/0x4ec0
[  456.505820]  0 0
[  456.507649]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  456.511867] Node 0 
[  456.513854]  ? should_fail+0x22d/0xd01
[  456.519358] DMA: 1*4kB 
[  456.521614]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.525472] (U) 0*8kB 
[  456.528069]  ? __lock_acquire+0x7ec/0x4ec0
[  456.533143] 0*16kB 1*32kB 
[  456.535655]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  456.539867] (U) 2*64kB 
[  456.542720]  ? __lock_acquire+0x7ec/0x4ec0
[  456.547793] (U) 1*128kB 
[  456.550390]  ? should_fail+0x22d/0xd01
[  456.554594] (U) 1*256kB 
[  456.557285]  ? mark_held_locks+0x130/0x130
[  456.561141] (U) 0*512kB 
[  456.563825]  ? mark_held_locks+0x130/0x130
[  456.568040] 1*1024kB (U) 
[  456.570718]  ? graph_lock+0x170/0x170
[  456.574929] 1*2048kB (M) 
[  456.577694]  ? graph_lock+0x170/0x170
[  456.581468] 3*4096kB (M) 
[  456.584235]  ? graph_lock+0x170/0x170
[  456.588012] = 15908kB
[  456.588022] Node 0 
[  456.590776]  ? print_usage_bug+0xc0/0xc0
[  456.594549] DMA32: 4*4kB 
[  456.596973]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.599177] (UM) 3*8kB 
[  456.603250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.605978] (UM) 1*16kB 
[  456.611525]  ? check_preemption_disabled+0x48/0x200
[  456.614080] (M) 2*32kB 
[  456.619632]  ? check_preemption_disabled+0x48/0x200
[  456.622276] (UM) 
[  456.627296]  ? __lock_is_held+0xb5/0x140
[  456.629856] 2*64kB (M) 
[  456.634891]  __alloc_pages_nodemask+0xa80/0xde0
[  456.636928] 4*128kB (UM) 
[  456.640996]  ? graph_lock+0x170/0x170
[  456.643555] 2*256kB (M) 
[  456.648236]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  456.650965] 4*512kB (UM) 
[  456.654775]  ? graph_lock+0x170/0x170
[  456.657419] 3*1024kB (M) 
[  456.662455]  ? find_held_lock+0x36/0x1c0
[  456.665178] 3*2048kB (M) 
[  456.668991]  ? ____cache_alloc_node+0x1c7/0x1e0
[  456.671722] 3*4096kB (M) 
[  456.675795]  ? lock_downgrade+0x900/0x900
[  456.678526] = 24824kB
[  456.678535] Node 0 
[  456.683209]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.685938] Normal: 2044*4kB 
[  456.690098]  cache_grow_begin+0x91/0x8c0
[  456.692488] (UMEH) 
[  456.694726]  ? do_raw_spin_unlock+0xa7/0x2f0
[  456.700233] 226*8kB (UMEH) 
[  456.703354]  fallback_alloc+0x203/0x2e0
[  456.707389] 46*16kB (UME) 
[  456.709646]  ____cache_alloc_node+0x1c7/0x1e0
[  456.714020] 28*32kB (UME) 
[  456.716966]  kmem_cache_alloc_node+0xe3/0x730
[  456.720911] 10*64kB (UME) 
[  456.723767]  ? ipv6_get_ifaddr+0x42e/0x620
[  456.728232] 4*128kB (UM) 
[  456.731094]  __alloc_skb+0x119/0x770
[  456.735558] 0*256kB 2*512kB 
[  456.738418]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  456.742618] (U) 0*1024kB 0*2048kB 
[  456.745393]  ? skb_scrub_packet+0x490/0x490
[  456.749078] 0*4096kB = 13792kB
[  456.752103]  ? lock_downgrade+0x900/0x900
[  456.757367] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  456.760904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.765208] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  456.768394]  ? refcount_sub_and_test_checked+0x203/0x310
[  456.772522] 413 total pagecache pages
[  456.781357]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  456.786876] 0 pages in swap cache
[  456.795451]  ? addrconf_rs_timer+0x6f0/0x6f0
[  456.800874] Swap cache stats: add 0, delete 0, find 0/0
[  456.800885] Free swap  = 0kB
[  456.804692]  ndisc_alloc_skb+0x144/0x340
[  456.810109] Total swap = 0kB
[  456.810124] 1965979 pages RAM
[  456.813578]  ndisc_send_rs+0x331/0x6e0
[  456.817957] 0 pages HighMem/MovableOnly
[  456.817968] 343323 pages reserved
[  456.823333]  addrconf_rs_timer+0x3c0/0x6f0
[  456.826320] 0 pages cma reserved
[  456.826479] kworker/0:7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  456.830392]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.833396] kworker/0:7 cpuset=
[  456.836511]  call_timer_fn+0x272/0x920
[  456.840368] /
[  456.844343]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.847782]  mems_allowed=0
[  456.852014]  ? process_timeout+0x40/0x40
[  456.889911]  ? find_held_lock+0x36/0x1c0
[  456.893991]  ? mark_held_locks+0xc7/0x130
[  456.898145]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.902646]  ? _raw_spin_unlock_irq+0x27/0x80
[  456.907143]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.911382]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  456.915972]  ? trace_hardirqs_on+0xbd/0x310
[  456.920295]  ? kasan_check_read+0x11/0x20
[  456.924446]  ? __run_timers+0x7da/0xc70
[  456.928426]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  456.933892]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.938140]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  456.942382]  __run_timers+0x7e5/0xc70
[  456.946205]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  456.951573]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  456.956877]  ? graph_lock+0x170/0x170
[  456.960689]  ? print_usage_bug+0xc0/0xc0
[  456.964749]  ? lock_release+0x970/0x970
[  456.968725]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  456.973925]  ? find_held_lock+0x36/0x1c0
[  456.977994]  ? graph_lock+0x170/0x170
[  456.981803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  456.987348]  ? check_preemption_disabled+0x48/0x200
[  456.992387]  ? __lock_is_held+0xb5/0x140
[  456.996460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.002003]  ? check_preemption_disabled+0x48/0x200
[  457.007032]  run_timer_softirq+0x52/0xb0
[  457.011101]  ? rcu_read_lock_sched_held+0x108/0x120
[  457.016127]  __do_softirq+0x30b/0xad8
[  457.019946]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  457.025058]  ? pvclock_read_flags+0x160/0x160
[  457.029554]  ? lapic_next_event+0x5a/0x90
[  457.033709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.039252]  ? check_preemption_disabled+0x48/0x200
[  457.044266]  ? check_preemption_disabled+0x48/0x200
[  457.049291]  ? kvm_clock_read+0x18/0x30
[  457.053271]  ? kvm_sched_clock_read+0x9/0x20
[  457.057685]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.063225]  ? check_preemption_disabled+0x48/0x200
[  457.068258]  irq_exit+0x17f/0x1c0
[  457.071725]  smp_apic_timer_interrupt+0x1cb/0x760
[  457.076568]  ? smp_reschedule_interrupt+0x109/0x650
[  457.081594]  ? smp_call_function_single_interrupt+0x650/0x650
[  457.087488]  ? interrupt_entry+0xb5/0xf0
[  457.091554]  ? trace_hardirqs_off_caller+0xbb/0x300
[  457.096575]  ? trace_hardirqs_off_caller+0xbb/0x300
[  457.101597]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.106445]  ? trace_hardirqs_off+0x300/0x300
[  457.110941]  ? trace_hardirqs_off+0x300/0x300
[  457.115437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.120978]  ? check_preemption_disabled+0x48/0x200
[  457.125996]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.131548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.136403]  apic_timer_interrupt+0xf/0x20
[  457.140635]  </IRQ>
[  457.142876] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  457.148593] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  457.167498] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  457.175209] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  457.182479] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  457.189749] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  457.197102] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  457.204372] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  457.211684]  cgroup_file_notify+0x226/0x2f0
[  457.216018]  ? cgroup_procs_write_finish+0xf0/0xf0
[  457.220948]  ? print_usage_bug+0xc0/0xc0
[  457.225017]  ? find_held_lock+0x36/0x1c0
[  457.229089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.234646]  shrink_node+0x5e1/0x16b0
[  457.238463]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  457.243774]  ? shrink_node_memcg+0x18e0/0x18e0
[  457.248368]  ? kvm_clock_read+0x18/0x30
[  457.252347]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  457.257382]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  457.261881]  ? kasan_check_write+0x14/0x20
[  457.266118]  ? do_raw_spin_lock+0xc1/0x200
[  457.270360]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  457.275905]  ? __cpuset_node_allowed+0x19b/0x660
[  457.280671]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  457.286386]  ? delayacct_end+0x5a/0x100
[  457.290376]  do_try_to_free_pages+0x3e7/0x1290
[  457.294989]  ? shrink_node+0x16b0/0x16b0
[  457.299054]  ? __lock_is_held+0xb5/0x140
[  457.303135]  try_to_free_pages+0x4d0/0xb90
[  457.307383]  ? do_try_to_free_pages+0x1290/0x1290
[  457.312230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.317786]  ? lock_acquire+0x1ed/0x520
[  457.321762]  ? set_page_refcounted+0x280/0x280
[  457.326358]  ? lock_release+0x970/0x970
[  457.330341]  ? ___might_sleep+0x1ed/0x300
[  457.334492]  ? arch_local_save_flags+0x40/0x40
[  457.339092]  __alloc_pages_slowpath+0x993/0x2d80
[  457.343893]  ? warn_alloc+0x120/0x120
[  457.347694]  ? __radix_tree_lookup+0x4c0/0x4c0
[  457.352292]  ? find_get_entry+0x2f2/0xc40
[  457.356452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  457.361999]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  457.366929]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.372478]  ? should_fail+0x22d/0xd01
[  457.376375]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.381480]  ? __lock_is_held+0xb5/0x140
[  457.385576]  ? __lock_is_held+0xb5/0x140
[  457.389652]  ? __lock_acquire+0x7ec/0x4ec0
[  457.393895]  ? ___might_sleep+0x1ed/0x300
[  457.398048]  ? lock_release+0x970/0x970
[  457.402030]  ? arch_local_save_flags+0x40/0x40
[  457.406634]  ? __might_sleep+0x95/0x190
[  457.410624]  __alloc_pages_nodemask+0xa80/0xde0
[  457.415305]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  457.420330]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  457.426127]  ? kasan_check_read+0x11/0x20
[  457.430278]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.435561]  ? graph_lock+0x170/0x170
[  457.439365]  ? print_usage_bug+0xc0/0xc0
[  457.443433]  ? graph_lock+0x170/0x170
[  457.447233]  ? graph_lock+0x170/0x170
[  457.451039]  ? __do_page_cache_readahead+0x7ce/0x980
[  457.456153]  ? find_held_lock+0x36/0x1c0
[  457.460221]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  457.465771]  alloc_pages_current+0x10c/0x210
[  457.470181]  ? lock_downgrade+0x900/0x900
[  457.474340]  __page_cache_alloc+0x38f/0x5b0
[  457.478667]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  457.484463]  ? kasan_check_read+0x11/0x20
[  457.488615]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.493905]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  457.498589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.504136]  ? check_preemption_disabled+0x48/0x200
[  457.509165]  filemap_fault+0x1594/0x25f0
[  457.513243]  ? __lock_page_or_retry+0xa00/0xa00
[  457.517917]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  457.523714]  ? kasan_check_read+0x11/0x20
[  457.527878]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.533159]  ? rcu_bh_qs+0xc0/0xc0
[  457.536709]  ? print_usage_bug+0xc0/0xc0
[  457.540780]  ? filemap_map_pages+0xdea/0x1980
[  457.545284]  ? print_usage_bug+0xc0/0xc0
[  457.549360]  ? find_get_pages_range_tag+0x1320/0x1320
[  457.554554]  ? print_usage_bug+0xc0/0xc0
[  457.558616]  ? __lock_acquire+0x7ec/0x4ec0
[  457.562867]  ? graph_lock+0x170/0x170
[  457.566676]  ? __sigqueue_free.part.27+0x7d/0xa0
[  457.571438]  ? __lock_acquire+0x7ec/0x4ec0
[  457.575693]  ? lock_acquire+0x1ed/0x520
[  457.579672]  ? ext4_filemap_fault+0x7a/0xad
[  457.584005]  ? lock_release+0x970/0x970
[  457.587981]  ? arch_local_save_flags+0x40/0x40
[  457.592568]  ? mark_held_locks+0x130/0x130
[  457.596821]  ? down_read+0xb0/0x1d0
[  457.600456]  ? ext4_filemap_fault+0x7a/0xad
[  457.604778]  ? __down_interruptible+0x700/0x700
[  457.609454]  ? graph_lock+0x170/0x170
[  457.613261]  ? __sigqueue_free.part.27+0x7d/0xa0
[  457.618038]  ext4_filemap_fault+0x82/0xad
[  457.622200]  __do_fault+0x100/0x6b0
[  457.625834]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.631129]  ? print_bad_pte+0x6c0/0x6c0
[  457.635208]  ? pmd_val+0x88/0x100
[  457.638669]  ? add_mm_counter_fast+0xd0/0xd0
[  457.643076]  ? pmd_val+0x88/0x100
[  457.646532]  ? add_mm_counter_fast+0xd0/0xd0
[  457.650952]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.656498]  __handle_mm_fault+0x3709/0x53e0
[  457.660925]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  457.665774]  ? graph_lock+0x170/0x170
[  457.669582]  ? print_usage_bug+0xc0/0xc0
[  457.673655]  ? graph_lock+0x170/0x170
[  457.677461]  ? graph_lock+0x170/0x170
[  457.681290]  ? handle_mm_fault+0x42a/0xc70
[  457.685536]  ? lock_downgrade+0x900/0x900
[  457.689682]  ? check_preemption_disabled+0x48/0x200
[  457.694709]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  457.700502]  ? kasan_check_read+0x11/0x20
[  457.704658]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  457.709938]  ? rcu_bh_qs+0xc0/0xc0
[  457.713481]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  457.718940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.724483]  ? check_preemption_disabled+0x48/0x200
[  457.729516]  handle_mm_fault+0x54f/0xc70
[  457.733607]  ? __handle_mm_fault+0x53e0/0x53e0
[  457.738201]  ? find_vma+0x34/0x190
[  457.741750]  __do_page_fault+0x67d/0xed0
[  457.745823]  ? mm_fault_error+0x380/0x380
[  457.749985]  ? syscall_slow_exit_work+0x520/0x520
[  457.754847]  do_page_fault+0xf2/0x7e0
[  457.758659]  ? vmalloc_sync_all+0x30/0x30
[  457.762818]  ? error_entry+0x70/0xd0
[  457.766544]  ? trace_hardirqs_off_caller+0xbb/0x300
[  457.771558]  ? trace_hardirqs_on_caller+0xc0/0x300
[  457.776487]  ? syscall_return_slowpath+0x5e0/0x5e0
[  457.781424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.786276]  ? trace_hardirqs_off+0x300/0x300
[  457.790773]  ? trace_hardirqs_off_caller+0x300/0x300
[  457.795888]  ? prepare_exit_to_usermode+0x291/0x3b0
[  457.800911]  ? page_fault+0x8/0x30
[  457.804459]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  457.809310]  ? page_fault+0x8/0x30
[  457.812859]  page_fault+0x1e/0x30
[  457.816311] RIP: 0033:0x45db60
[  457.819510] Code: Bad RIP value.
[  457.822872] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  457.828240] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  457.835507] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  457.842780] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  457.850141] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  457.857407] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  457.864717] CPU: 0 PID: 16011 Comm: kworker/0:7 Not tainted 4.19.0-rc2+ #95
[  457.864784] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  457.871829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  457.871863] Workqueue: events_long br_fdb_cleanup
[  457.871873] Call Trace:
[  457.871894]  dump_stack+0x1c4/0x2b4
[  457.878428] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  457.887725]  ? dump_stack_print_info.cold.2+0x52/0x52
[  457.892546] syz-fuzzer cpuset=
[  457.895144]  warn_alloc.cold.118+0xb7/0x1bd
[  457.898731] /
[  457.908954]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  457.914130]  mems_allowed=0
[  457.917318]  ? lock_downgrade+0x900/0x900
[  457.935217]  ? trace_hardirqs_off+0xb8/0x300
[  457.939643]  ? trace_hardirqs_off+0xb8/0x300
[  457.944066]  __alloc_pages_slowpath+0x2667/0x2d80
[  457.948946]  ? warn_alloc+0x120/0x120
[  457.952958]  ? warn_alloc+0x120/0x120
[  457.956767]  ? print_usage_bug+0xc0/0xc0
[  457.960833]  ? warn_alloc+0x120/0x120
[  457.964652]  ? print_usage_bug+0xc0/0xc0
[  457.968723]  ? __lock_acquire+0x7ec/0x4ec0
[  457.972969]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  457.978508]  ? should_fail+0x22d/0xd01
[  457.982402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  457.987513]  ? __lock_acquire+0x7ec/0x4ec0
[  457.991755]  ? __lock_acquire+0x7ec/0x4ec0
[  457.995990]  ? should_fail+0x22d/0xd01
[  457.999886]  ? print_usage_bug+0xc0/0xc0
[  458.003965]  ? mark_held_locks+0x130/0x130
[  458.008210]  ? mark_held_locks+0x130/0x130
[  458.012463]  ? graph_lock+0x170/0x170
[  458.016273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.021811]  ? check_preemption_disabled+0x48/0x200
[  458.026836]  ? check_preemption_disabled+0x48/0x200
[  458.031885]  ? __lock_is_held+0xb5/0x140
[  458.035959]  __alloc_pages_nodemask+0xa80/0xde0
[  458.040632]  ? graph_lock+0x170/0x170
[  458.044446]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  458.049463]  ? graph_lock+0x170/0x170
[  458.053282]  ? find_held_lock+0x36/0x1c0
[  458.057356]  ? ____cache_alloc_node+0x1c7/0x1e0
[  458.062319]  ? lock_downgrade+0x900/0x900
[  458.066480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.072029]  cache_grow_begin+0x91/0x8c0
[  458.076096]  ? do_raw_spin_unlock+0xa7/0x2f0
[  458.080526]  fallback_alloc+0x203/0x2e0
[  458.084515]  ____cache_alloc_node+0x1c7/0x1e0
[  458.089021]  kmem_cache_alloc_node+0xe3/0x730
[  458.093524]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  458.099322]  ? kasan_check_read+0x11/0x20
[  458.103473]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.108766]  __alloc_skb+0x119/0x770
[  458.112494]  ? skb_scrub_packet+0x490/0x490
[  458.116821]  ? call_switchdev_notifiers+0x43/0x60
[  458.121679]  ? br_switchdev_fdb_notify+0xd1/0x510
[  458.126531]  ? br_switchdev_set_port_flag+0x3c0/0x3c0
[  458.131739]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  458.137535]  ? kasan_check_read+0x11/0x20
[  458.141685]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.146968]  ? rcu_bh_qs+0xc0/0xc0
[  458.150522]  fdb_notify+0x9e/0x180
[  458.154074]  fdb_delete+0x803/0x1200
[  458.157802]  ? fdb_create+0x1710/0x1710
[  458.161785]  ? ip_vs_info_seq_show+0x1030/0x1030
[  458.166563]  ? lock_acquire+0x1ed/0x520
[  458.170543]  ? lockdep_hardirqs_on+0x421/0x5c0
[  458.175139]  ? lock_release+0x970/0x970
[  458.179127]  ? preempt_schedule_common+0x1f/0xd0
[  458.183887]  ? br_fdb_cleanup+0x501/0x630
[  458.188050]  ? preempt_schedule+0x4d/0x60
[  458.192205]  ? ___preempt_schedule+0x16/0x18
[  458.196621]  ? kasan_check_write+0x14/0x20
[  458.200866]  ? do_raw_spin_lock+0xc1/0x200
[  458.205124]  br_fdb_cleanup+0x4f0/0x630
[  458.209124]  ? br_fdb_change_mac_address+0x540/0x540
[  458.214235]  ? __lock_is_held+0xb5/0x140
[  458.218314]  process_one_work+0xc90/0x1b90
[  458.222555]  ? mark_held_locks+0x130/0x130
[  458.226808]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  458.231488]  ? __switch_to_asm+0x40/0x70
[  458.235557]  ? __switch_to_asm+0x34/0x70
[  458.239706]  ? __switch_to_asm+0x40/0x70
[  458.243770]  ? __switch_to_asm+0x34/0x70
[  458.247833]  ? __switch_to_asm+0x40/0x70
[  458.251906]  ? __switch_to_asm+0x34/0x70
[  458.255972]  ? __switch_to_asm+0x40/0x70
[  458.260043]  ? __schedule+0x874/0x1ed0
[  458.263946]  ? lock_downgrade+0x900/0x900
[  458.268105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.273651]  ? graph_lock+0x170/0x170
[  458.277465]  ? lockdep_hardirqs_on+0x421/0x5c0
[  458.282051]  ? retint_kernel+0x2d/0x2d
[  458.285949]  ? find_held_lock+0x36/0x1c0
[  458.290025]  ? lock_acquire+0x1ed/0x520
[  458.294000]  ? worker_thread+0x3e0/0x1390
[  458.298163]  ? lock_release+0x970/0x970
[  458.302146]  ? trace_hardirqs_off+0xb8/0x300
[  458.306553]  ? kasan_check_read+0x11/0x20
[  458.310703]  ? worker_thread+0x3e0/0x1390
[  458.314866]  ? trace_hardirqs_on+0x310/0x310
[  458.319279]  ? kasan_check_write+0x14/0x20
[  458.323518]  ? do_raw_spin_lock+0xc1/0x200
[  458.327760]  worker_thread+0x17f/0x1390
[  458.331738]  ? __switch_to_asm+0x34/0x70
[  458.335816]  ? process_one_work+0x1b90/0x1b90
[  458.340330]  ? graph_lock+0x170/0x170
[  458.344140]  ? graph_lock+0x170/0x170
[  458.347946]  ? find_held_lock+0x36/0x1c0
[  458.352025]  ? find_held_lock+0x36/0x1c0
[  458.356098]  ? __kthread_parkme+0xce/0x1a0
[  458.360344]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.365451]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  458.370559]  ? lockdep_hardirqs_on+0x421/0x5c0
[  458.375149]  ? trace_hardirqs_on+0xbd/0x310
[  458.379473]  ? kasan_check_read+0x11/0x20
[  458.383628]  ? __kthread_parkme+0xce/0x1a0
[  458.387876]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  458.393330]  ? kasan_check_write+0x14/0x20
[  458.397570]  ? do_raw_spin_lock+0xc1/0x200
[  458.401812]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  458.406924]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.412508]  ? __kthread_parkme+0xfb/0x1a0
[  458.416753]  kthread+0x35a/0x420
[  458.420128]  ? process_one_work+0x1b90/0x1b90
[  458.424625]  ? kthread_bind+0x40/0x40
[  458.428432]  ret_from_fork+0x3a/0x50
[  458.432168] warn_alloc_show_mem: 1 callbacks suppressed
[  458.432180] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  458.432182] Mem-Info:
[  458.432215] active_anon:42551 inactive_anon:372 isolated_anon:0
[  458.432215]  active_file:18 inactive_file:16 isolated_file:0
[  458.432215]  unevictable:0 dirty:0 writeback:0 unstable:0
[  458.432215]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  458.432215]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  458.432215]  free:13623 free_pcp:186 free_cma:0
[  458.437562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  458.444498] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  458.446906] Call Trace:
[  458.479782] Node 0 
[  458.489139]  <IRQ>
[  458.516826] 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
[  458.519389]  dump_stack+0x1c4/0x2b4
[  458.521592] lowmem_reserve[]: 0
[  458.523757]  ? dump_stack_print_info.cold.2+0x52/0x52
[  458.549235]  2815 6318
[  458.552907]  warn_alloc.cold.118+0xb7/0x1bd
[  458.556144]  6318
[  458.561342]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  458.563825] Node 0 
[  458.568157]  ? lock_downgrade+0x900/0x900
[  458.570223] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  458.575044]  ? trace_hardirqs_off+0xb8/0x300
[  458.577249] lowmem_reserve[]: 0
[  458.581409]  ? trace_hardirqs_off+0xb8/0x300
[  458.607924]  0 3503
[  458.612354]  __alloc_pages_slowpath+0x2667/0x2d80
[  458.615596]  3503
[  458.620048]  ? warn_alloc+0x120/0x120
[  458.622236] Node 0 
[  458.627080]  ? warn_alloc+0x120/0x120
[  458.629153] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  458.632940]  ? print_usage_bug+0xc0/0xc0
[  458.635152] lowmem_reserve[]: 0
[  458.638960]  ? warn_alloc+0x120/0x120
[  458.667301]  0 0
[  458.671379]  ? print_usage_bug+0xc0/0xc0
[  458.674629]  0
[  458.678441]  ? __lock_acquire+0x7ec/0x4ec0
[  458.680398] Node 0 
[  458.684457]  ? __lock_acquire+0x7ec/0x4ec0
[  458.686236] DMA: 1*4kB 
[  458.690478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  458.692684] (U) 0*8kB 
[  458.696927]  ? should_fail+0x22d/0xd01
[  458.699491] 0*16kB 
[  458.705026]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.707497] 1*32kB (U) 
[  458.711394]  ? __lock_acquire+0x7ec/0x4ec0
[  458.713603] 2*64kB (U) 
[  458.718723]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  458.721279] 1*128kB (U) 
[  458.725527]  ? __lock_acquire+0x7ec/0x4ec0
[  458.728084] 1*256kB (U) 
[  458.733193]  ? should_fail+0x22d/0xd01
[  458.735837] 0*512kB 1*1024kB 
[  458.740097]  ? mark_held_locks+0x130/0x130
[  458.742732] (U) 1*2048kB 
[  458.746658]  ? mark_held_locks+0x130/0x130
[  458.749736] (M) 3*4096kB 
[  458.753983]  ? graph_lock+0x170/0x170
[  458.756713] (M) = 15908kB
[  458.760953]  ? graph_lock+0x170/0x170
[  458.763690] Node 0 
[  458.767488]  ? graph_lock+0x170/0x170
[  458.770220] DMA32: 4*4kB 
[  458.774032]  ? print_usage_bug+0xc0/0xc0
[  458.776250] (UM) 
[  458.780052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.782783] 3*8kB (UM) 
[  458.786865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.788904] 1*16kB (M) 
[  458.794449]  ? check_preemption_disabled+0x48/0x200
[  458.797004] 2*32kB (UM) 
[  458.802548]  ? check_preemption_disabled+0x48/0x200
[  458.805106] 2*64kB (M) 
[  458.810138]  ? __lock_is_held+0xb5/0x140
[  458.812783] 4*128kB (UM) 
[  458.817814]  __alloc_pages_nodemask+0xa80/0xde0
[  458.820371] 2*256kB (M) 
[  458.824444]  ? graph_lock+0x170/0x170
[  458.827175] 4*512kB (UM) 
[  458.831862]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  458.834515] 3*1024kB 
[  458.838310]  ? graph_lock+0x170/0x170
[  458.841042] (M) 3*2048kB 
[  458.846074]  ? find_held_lock+0x36/0x1c0
[  458.848450] (M) 3*4096kB 
[  458.852271]  ? ____cache_alloc_node+0x1c7/0x1e0
[  458.854992] (M) = 24824kB
[  458.859059]  ? lock_downgrade+0x900/0x900
[  458.861797] Node 0 
[  458.866468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.869194] Normal: 2044*4kB 
[  458.873442]  cache_grow_begin+0x91/0x8c0
[  458.875659] (UMEH) 
[  458.881198]  ? do_raw_spin_unlock+0xa7/0x2f0
[  458.884277] 226*8kB (UMEH) 
[  458.888352]  fallback_alloc+0x203/0x2e0
[  458.890556] 46*16kB (UME) 
[  458.894977]  ____cache_alloc_node+0x1c7/0x1e0
[  458.897877] 28*32kB (UME) 
[  458.901874]  kmem_cache_alloc_node+0xe3/0x730
[  458.904689] 10*64kB (UME) 
[  458.909193]  ? ipv6_get_ifaddr+0x42e/0x620
[  458.912011] 4*128kB (UM) 
[  458.916523]  __alloc_skb+0x119/0x770
[  458.919335] 0*256kB 2*512kB 
[  458.923580]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  458.926312] (U) 
[  458.930027]  ? skb_scrub_packet+0x490/0x490
[  458.933016] 0*1024kB 0*2048kB 
[  458.938301]  ? lock_downgrade+0x900/0x900
[  458.940255] 0*4096kB 
[  458.944578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  458.947740] = 13792kB
[  458.947756] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  458.952161]  ? refcount_sub_and_test_checked+0x203/0x310
[  458.954559] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  458.960086]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  458.962478] 413 total pagecache pages
[  458.971313]  ? addrconf_rs_timer+0x6f0/0x6f0
[  458.976744] 0 pages in swap cache
[  458.985329]  ndisc_alloc_skb+0x144/0x340
[  458.990749] Swap cache stats: add 0, delete 0, find 0/0
[  458.990759] Free swap  = 0kB
[  458.994567]  ndisc_send_rs+0x331/0x6e0
[  458.998946] Total swap = 0kB
[  458.998955] 1965979 pages RAM
[  459.002414]  addrconf_rs_timer+0x3c0/0x6f0
[  459.006442] 0 pages HighMem/MovableOnly
[  459.006452] 343323 pages reserved
[  459.011821]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.014808] 0 pages cma reserved
[  459.014993] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  459.018724]  call_timer_fn+0x272/0x920
[  459.021716] syz-executor3 cpuset=
[  459.024820]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.029039] syz3
[  459.033017]  ? process_timeout+0x40/0x40
[  459.036449]  mems_allowed=0
[  459.040682]  ? find_held_lock+0x36/0x1c0
[  459.079116]  ? mark_held_locks+0xc7/0x130
[  459.083283]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.087780]  ? _raw_spin_unlock_irq+0x27/0x80
[  459.092283]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.096529]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  459.101292]  ? trace_hardirqs_on+0xbd/0x310
[  459.105614]  ? kasan_check_read+0x11/0x20
[  459.109773]  ? __run_timers+0x7da/0xc70
[  459.113753]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  459.119221]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.123475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  459.127718]  __run_timers+0x7e5/0xc70
[  459.131540]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  459.136915]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  459.141942]  ? graph_lock+0x170/0x170
[  459.145757]  ? print_usage_bug+0xc0/0xc0
[  459.149823]  ? lock_release+0x970/0x970
[  459.153823]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  459.159035]  ? find_held_lock+0x36/0x1c0
[  459.163105]  ? graph_lock+0x170/0x170
[  459.166914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.172453]  ? check_preemption_disabled+0x48/0x200
[  459.177482]  ? __lock_is_held+0xb5/0x140
[  459.181549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.187090]  ? check_preemption_disabled+0x48/0x200
[  459.192119]  run_timer_softirq+0x52/0xb0
[  459.196185]  ? rcu_read_lock_sched_held+0x108/0x120
[  459.201205]  __do_softirq+0x30b/0xad8
[  459.205023]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  459.210142]  ? pvclock_read_flags+0x160/0x160
[  459.214658]  ? lapic_next_event+0x5a/0x90
[  459.218810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.224368]  ? check_preemption_disabled+0x48/0x200
[  459.229386]  ? check_preemption_disabled+0x48/0x200
[  459.234411]  ? kvm_clock_read+0x18/0x30
[  459.238388]  ? kvm_sched_clock_read+0x9/0x20
[  459.242803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.248341]  ? check_preemption_disabled+0x48/0x200
[  459.253375]  irq_exit+0x17f/0x1c0
[  459.256837]  smp_apic_timer_interrupt+0x1cb/0x760
[  459.261697]  ? smp_reschedule_interrupt+0x109/0x650
[  459.266722]  ? smp_call_function_single_interrupt+0x650/0x650
[  459.272608]  ? interrupt_entry+0xb5/0xf0
[  459.276682]  ? trace_hardirqs_off_caller+0xbb/0x300
[  459.281702]  ? trace_hardirqs_off_caller+0xbb/0x300
[  459.286723]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.291571]  ? trace_hardirqs_off+0x300/0x300
[  459.296065]  ? trace_hardirqs_off+0x300/0x300
[  459.300568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.306106]  ? check_preemption_disabled+0x48/0x200
[  459.311126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.316676]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.321536]  apic_timer_interrupt+0xf/0x20
[  459.325766]  </IRQ>
[  459.328012] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  459.333730] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  459.352637] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  459.360350] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  459.367617] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  459.374895] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  459.382166] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  459.389441] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  459.396755]  cgroup_file_notify+0x226/0x2f0
[  459.401102]  ? cgroup_procs_write_finish+0xf0/0xf0
[  459.406038]  ? print_usage_bug+0xc0/0xc0
[  459.410114]  ? find_held_lock+0x36/0x1c0
[  459.414182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.419729]  shrink_node+0x5e1/0x16b0
[  459.423534]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  459.428855]  ? shrink_node_memcg+0x18e0/0x18e0
[  459.434038]  ? kvm_clock_read+0x18/0x30
[  459.438020]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  459.443049]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  459.447543]  ? kasan_check_write+0x14/0x20
[  459.451780]  ? do_raw_spin_lock+0xc1/0x200
[  459.456019]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  459.461562]  ? __cpuset_node_allowed+0x19b/0x660
[  459.466323]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  459.472044]  ? delayacct_end+0x5a/0x100
[  459.476033]  do_try_to_free_pages+0x3e7/0x1290
[  459.480644]  ? shrink_node+0x16b0/0x16b0
[  459.484712]  ? __lock_is_held+0xb5/0x140
[  459.488795]  try_to_free_pages+0x4d0/0xb90
[  459.493060]  ? do_try_to_free_pages+0x1290/0x1290
[  459.497918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.503482]  ? lock_acquire+0x1ed/0x520
[  459.507463]  ? set_page_refcounted+0x280/0x280
[  459.512054]  ? lock_release+0x970/0x970
[  459.516037]  ? ___might_sleep+0x1ed/0x300
[  459.520191]  ? arch_local_save_flags+0x40/0x40
[  459.524794]  __alloc_pages_slowpath+0x993/0x2d80
[  459.529588]  ? warn_alloc+0x120/0x120
[  459.533395]  ? __radix_tree_lookup+0x4c0/0x4c0
[  459.537997]  ? find_get_entry+0x2f2/0xc40
[  459.542158]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  459.547705]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  459.552646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.558191]  ? should_fail+0x22d/0xd01
[  459.562090]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  459.567200]  ? __lock_is_held+0xb5/0x140
[  459.571296]  ? __lock_is_held+0xb5/0x140
[  459.575372]  ? __lock_acquire+0x7ec/0x4ec0
[  459.579614]  ? ___might_sleep+0x1ed/0x300
[  459.583772]  ? lock_release+0x970/0x970
[  459.587748]  ? arch_local_save_flags+0x40/0x40
[  459.592345]  ? __might_sleep+0x95/0x190
[  459.596329]  __alloc_pages_nodemask+0xa80/0xde0
[  459.601013]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  459.606034]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  459.611830]  ? kasan_check_read+0x11/0x20
[  459.615995]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  459.621278]  ? graph_lock+0x170/0x170
[  459.625084]  ? print_usage_bug+0xc0/0xc0
[  459.629155]  ? graph_lock+0x170/0x170
[  459.632959]  ? graph_lock+0x170/0x170
[  459.636765]  ? __do_page_cache_readahead+0x7ce/0x980
[  459.641891]  ? find_held_lock+0x36/0x1c0
[  459.645970]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  459.651520]  alloc_pages_current+0x10c/0x210
[  459.655938]  ? lock_downgrade+0x900/0x900
[  459.660097]  __page_cache_alloc+0x38f/0x5b0
[  459.664432]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  459.670232]  ? kasan_check_read+0x11/0x20
[  459.674396]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  459.679685]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  459.684364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.689910]  ? check_preemption_disabled+0x48/0x200
[  459.694939]  filemap_fault+0x1594/0x25f0
[  459.699021]  ? __lock_page_or_retry+0xa00/0xa00
[  459.703692]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  459.709496]  ? kasan_check_read+0x11/0x20
[  459.713657]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  459.718942]  ? rcu_bh_qs+0xc0/0xc0
[  459.722495]  ? print_usage_bug+0xc0/0xc0
[  459.726568]  ? filemap_map_pages+0xdea/0x1980
[  459.731078]  ? print_usage_bug+0xc0/0xc0
[  459.735154]  ? find_get_pages_range_tag+0x1320/0x1320
[  459.740353]  ? print_usage_bug+0xc0/0xc0
[  459.744419]  ? __lock_acquire+0x7ec/0x4ec0
[  459.748662]  ? graph_lock+0x170/0x170
[  459.752475]  ? __sigqueue_free.part.27+0x7d/0xa0
[  459.757246]  ? __lock_acquire+0x7ec/0x4ec0
[  459.761501]  ? lock_acquire+0x1ed/0x520
[  459.765478]  ? ext4_filemap_fault+0x7a/0xad
[  459.769809]  ? lock_release+0x970/0x970
[  459.773798]  ? arch_local_save_flags+0x40/0x40
[  459.778392]  ? mark_held_locks+0x130/0x130
[  459.782651]  ? down_read+0xb0/0x1d0
[  459.786282]  ? ext4_filemap_fault+0x7a/0xad
[  459.790609]  ? __down_interruptible+0x700/0x700
[  459.795291]  ? graph_lock+0x170/0x170
[  459.799094]  ? __sigqueue_free.part.27+0x7d/0xa0
[  459.803877]  ext4_filemap_fault+0x82/0xad
[  459.808036]  __do_fault+0x100/0x6b0
[  459.811667]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  459.816950]  ? print_bad_pte+0x6c0/0x6c0
[  459.821064]  ? pmd_val+0x88/0x100
[  459.824520]  ? add_mm_counter_fast+0xd0/0xd0
[  459.828930]  ? pmd_val+0x88/0x100
[  459.832389]  ? add_mm_counter_fast+0xd0/0xd0
[  459.836805]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.842350]  __handle_mm_fault+0x3709/0x53e0
[  459.846774]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  459.851634]  ? graph_lock+0x170/0x170
[  459.855440]  ? print_usage_bug+0xc0/0xc0
[  459.859506]  ? graph_lock+0x170/0x170
[  459.863305]  ? graph_lock+0x170/0x170
[  459.867128]  ? handle_mm_fault+0x42a/0xc70
[  459.871369]  ? lock_downgrade+0x900/0x900
[  459.875516]  ? check_preemption_disabled+0x48/0x200
[  459.880541]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  459.886341]  ? kasan_check_read+0x11/0x20
[  459.890497]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  459.895787]  ? rcu_bh_qs+0xc0/0xc0
[  459.899331]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  459.904790]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  459.910328]  ? check_preemption_disabled+0x48/0x200
[  459.915359]  handle_mm_fault+0x54f/0xc70
[  459.919433]  ? __handle_mm_fault+0x53e0/0x53e0
[  459.924020]  ? find_vma+0x34/0x190
[  459.927576]  __do_page_fault+0x67d/0xed0
[  459.931658]  ? mm_fault_error+0x380/0x380
[  459.935818]  ? syscall_slow_exit_work+0x520/0x520
[  459.940677]  do_page_fault+0xf2/0x7e0
[  459.944485]  ? vmalloc_sync_all+0x30/0x30
[  459.948652]  ? error_entry+0x70/0xd0
[  459.952394]  ? trace_hardirqs_off_caller+0xbb/0x300
[  459.957411]  ? trace_hardirqs_on_caller+0xc0/0x300
[  459.962345]  ? syscall_return_slowpath+0x5e0/0x5e0
[  459.967277]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.972125]  ? trace_hardirqs_off+0x300/0x300
[  459.976627]  ? trace_hardirqs_off_caller+0x300/0x300
[  459.981740]  ? prepare_exit_to_usermode+0x291/0x3b0
[  459.986759]  ? page_fault+0x8/0x30
[  459.990309]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  459.995162]  ? page_fault+0x8/0x30
[  459.998709]  page_fault+0x1e/0x30
[  460.002161] RIP: 0033:0x45db60
[  460.005357] Code: Bad RIP value.
[  460.008722] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  460.014088] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  460.021356] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  460.028633] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  460.035904] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  460.043173] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  460.050474] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  460.050540] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  460.057762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  460.057769] Call Trace:
[  460.057793]  dump_stack+0x1c4/0x2b4
[  460.057812]  ? dump_stack_print_info.cold.2+0x52/0x52
[  460.057855]  warn_alloc.cold.118+0xb7/0x1bd
[  460.064695] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  460.073966]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  460.076530] syz-fuzzer cpuset=
[  460.080159]  ? lock_downgrade+0x900/0x900
[  460.085324] /
[  460.089652]  ? trace_hardirqs_off+0xb8/0x300
[  460.099863]  mems_allowed=0
[  460.104703]  ? trace_hardirqs_off+0xb8/0x300
[  460.125433]  __alloc_pages_slowpath+0x2667/0x2d80
[  460.130318]  ? warn_alloc+0x120/0x120
[  460.134147]  ? attach_entity_load_avg+0x860/0x860
[  460.138998]  ? warn_alloc+0x120/0x120
[  460.142813]  ? print_usage_bug+0xc0/0xc0
[  460.146886]  ? warn_alloc+0x120/0x120
[  460.150695]  ? print_usage_bug+0xc0/0xc0
[  460.154763]  ? rb_erase+0x3710/0x3710
[  460.158577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.164124]  ? should_fail+0x22d/0xd01
[  460.168017]  ? find_held_lock+0x36/0x1c0
[  460.172089]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.177201]  ? __lock_acquire+0x7ec/0x4ec0
[  460.181450]  ? should_fail+0x22d/0xd01
[  460.185345]  ? __update_load_avg_blocked_se+0x730/0x730
[  460.190726]  ? mark_held_locks+0x130/0x130
[  460.194970]  ? mark_held_locks+0x130/0x130
[  460.199221]  ? __lock_acquire+0x7ec/0x4ec0
[  460.203837]  ? update_load_avg+0x387/0x2470
[  460.208179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.213728]  ? graph_lock+0x170/0x170
[  460.217531]  ? graph_lock+0x170/0x170
[  460.221340]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.226890]  ? check_preemption_disabled+0x48/0x200
[  460.231913]  ? check_preemption_disabled+0x48/0x200
[  460.236950]  ? __lock_is_held+0xb5/0x140
[  460.241025]  __alloc_pages_nodemask+0xa80/0xde0
[  460.245701]  ? graph_lock+0x170/0x170
[  460.249514]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  460.254531]  ? graph_lock+0x170/0x170
[  460.258351]  ? find_held_lock+0x36/0x1c0
[  460.262428]  ? ____cache_alloc_node+0x1c7/0x1e0
[  460.267106]  ? lock_downgrade+0x900/0x900
[  460.271275]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  460.276826]  cache_grow_begin+0x91/0x8c0
[  460.280902]  ? do_raw_spin_unlock+0xa7/0x2f0
[  460.285326]  fallback_alloc+0x203/0x2e0
[  460.289312]  ____cache_alloc_node+0x1c7/0x1e0
[  460.293823]  kmem_cache_alloc+0x1f8/0x730
[  460.298004]  skb_clone+0x1bb/0x500
[  460.301548]  ? finish_task_switch+0x2f5/0x900
[  460.306051]  ? skb_split+0x11e0/0x11e0
[  460.309955]  ? preempt_notifier_register+0x200/0x200
[  460.315066]  ? __switch_to_asm+0x34/0x70
[  460.319138]  ? __switch_to_asm+0x34/0x70
[  460.323202]  ? __switch_to_asm+0x40/0x70
[  460.327300]  ? __switch_to_asm+0x34/0x70
[  460.331367]  ? __switch_to_asm+0x40/0x70
[  460.335434]  ? __switch_to_asm+0x34/0x70
[  460.339501]  ? __switch_to_asm+0x40/0x70
[  460.343567]  ? __switch_to_asm+0x34/0x70
[  460.347641]  ? __switch_to_asm+0x34/0x70
[  460.351712]  ? __switch_to_asm+0x40/0x70
[  460.355779]  ? __switch_to_asm+0x34/0x70
[  460.359873]  bpf_clone_redirect+0xb9/0x490
[  460.364124]  ? __schedule+0x874/0x1ed0
[  460.368025]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  460.373058]  ? __sched_text_start+0x8/0x8
[  460.377217]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  460.381994]  ? find_held_lock+0x36/0x1c0
[  460.386072]  ? lock_acquire+0x1ed/0x520
[  460.390073]  ? bpf_test_run+0x32e/0x5a0
[  460.394057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.399597]  ? check_preemption_disabled+0x48/0x200
[  460.404624]  ? kasan_check_read+0x11/0x20
[  460.408779]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  460.414068]  ? rcu_bh_qs+0xc0/0xc0
[  460.417615]  ? preempt_schedule+0x4d/0x60
[  460.421766]  ? ___preempt_schedule+0x16/0x18
[  460.426188]  ? bpf_test_run+0x1c0/0x5a0
[  460.430201]  ? netlink_diag_dump+0x2a0/0x2a0
[  460.434630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.440207]  ? bpf_test_init.isra.9+0x70/0x100
[  460.444810]  ? bpf_prog_test_run_skb+0x634/0xb40
[  460.449587]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  460.454431]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  460.459973]  ? fput+0x130/0x1a0
[  460.463260]  ? __bpf_prog_get+0x9b/0x290
[  460.467330]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  460.472180]  ? bpf_prog_test_run+0x130/0x1a0
[  460.476597]  ? __x64_sys_bpf+0x3d8/0x510
[  460.480666]  ? bpf_prog_get+0x20/0x20
[  460.484501]  ? do_syscall_64+0x1b9/0x820
[  460.488568]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  460.493940]  ? syscall_return_slowpath+0x5e0/0x5e0
[  460.498887]  ? trace_hardirqs_off+0x300/0x300
[  460.503390]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  460.508407]  ? recalc_sigpending_tsk+0x180/0x180
[  460.513172]  ? kasan_check_write+0x14/0x20
[  460.517421]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  460.522284]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  460.527672] warn_alloc_show_mem: 1 callbacks suppressed
[  460.527685] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  460.527687] Mem-Info:
[  460.527721] active_anon:42551 inactive_anon:372 isolated_anon:0
[  460.527721]  active_file:18 inactive_file:16 isolated_file:0
[  460.527721]  unevictable:0 dirty:0 writeback:0 unstable:0
[  460.527721]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  460.527721]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  460.527721]  free:13623 free_pcp:186 free_cma:0
[  460.533073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  460.540020] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  460.542428] Call Trace:
[  460.575327] Node 0 
[  460.584694]  <IRQ>
[  460.612420] 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
[  460.614989]  dump_stack+0x1c4/0x2b4
[  460.617199] lowmem_reserve[]: 0
[  460.619363]  ? dump_stack_print_info.cold.2+0x52/0x52
[  460.644851]  2815 6318
[  460.648513]  warn_alloc.cold.118+0xb7/0x1bd
[  460.651748]  6318
[  460.656950]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  460.659427] Node 0 
[  460.663751]  ? lock_downgrade+0x900/0x900
[  460.665818] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  460.670640]  ? trace_hardirqs_off+0xb8/0x300
[  460.672837] lowmem_reserve[]: 0
[  460.677005]  ? trace_hardirqs_off+0xb8/0x300
[  460.703531]  0 3503
[  460.707972]  __alloc_pages_slowpath+0x2667/0x2d80
[  460.711211]  3503
[  460.715664]  ? warn_alloc+0x120/0x120
[  460.717853] Node 0 
[  460.722694]  ? trace_hardirqs_on+0x310/0x310
[  460.724770] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  460.728537]  ? warn_alloc+0x120/0x120
[  460.730745] lowmem_reserve[]: 0
[  460.735162]  ? print_usage_bug+0xc0/0xc0
[  460.763509]  0 0
[  460.767335]  ? warn_alloc+0x120/0x120
[  460.770579]  0
[  460.774693]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  460.776645] Node 0 
[  460.780443]  ? print_usage_bug+0xc0/0xc0
[  460.782224] DMA: 
[  460.787237]  ? __lock_acquire+0x7ec/0x4ec0
[  460.789452] 1*4kB 
[  460.793507]  ? __lock_acquire+0x7ec/0x4ec0
[  460.795546] (U) 0*8kB 
[  460.799797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  460.801920] 0*16kB 1*32kB 
[  460.806165]  ? should_fail+0x22d/0xd01
[  460.808641] (U) 
[  460.814189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.817002] 2*64kB (U) 
[  460.820901]  ? __lock_acquire+0x7ec/0x4ec0
[  460.822869] 1*128kB (U) 
[  460.827979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  460.830538] 1*256kB (U) 
[  460.834779]  ? __lock_acquire+0x7ec/0x4ec0
[  460.837424] 0*512kB 1*1024kB 
[  460.842534]  ? should_fail+0x22d/0xd01
[  460.845182] (U) 
[  460.849417]  ? print_usage_bug+0xc0/0xc0
[  460.852497] 1*2048kB (M) 
[  460.856401]  ? mark_held_locks+0x130/0x130
[  460.858342] 3*4096kB (M) 
[  460.862411]  ? mark_held_locks+0x130/0x130
[  460.865141] = 15908kB
[  460.865150] Node 0 
[  460.869386]  ? graph_lock+0x170/0x170
[  460.872109] DMA32: 4*4kB 
[  460.876346]  ? print_usage_bug+0xc0/0xc0
[  460.878729] (UM) 3*8kB 
[  460.880975]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  460.884745] (UM) 1*16kB 
[  460.887513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.891544] (M) 2*32kB 
[  460.894143]  ? check_preemption_disabled+0x48/0x200
[  460.898872] (UM) 2*64kB 
[  460.901548]  ? check_preemption_disabled+0x48/0x200
[  460.907070] (M) 4*128kB 
[  460.909674]  ? __lock_is_held+0xb5/0x140
[  460.914651] (UM) 2*256kB 
[  460.917335]  __alloc_pages_nodemask+0xa80/0xde0
[  460.922317] (M) 4*512kB 
[  460.924995]  ? graph_lock+0x170/0x170
[  460.929027] (UM) 3*1024kB 
[  460.931795]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  460.936434] (M) 3*2048kB 
[  460.939113]  ? graph_lock+0x170/0x170
[  460.942892] (M) 3*4096kB 
[  460.945757]  ? find_held_lock+0x36/0x1c0
[  460.950732] (M) = 24824kB
[  460.953891]  ? ____cache_alloc_node+0x1c7/0x1e0
[  460.957668] Node 0 
[  460.960424]  ? lock_downgrade+0x900/0x900
[  460.964460] Normal: 2044*4kB 
[  460.967233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  460.971877] (UMEH) 
[  460.974115]  cache_grow_begin+0x91/0x8c0
[  460.978243] 226*8kB (UMEH) 
[  460.981357]  ? do_raw_spin_unlock+0xa7/0x2f0
[  460.986871] 46*16kB (UME) 
[  460.989123]  fallback_alloc+0x203/0x2e0
[  460.993171] 28*32kB (UME) 
[  460.996116]  ____cache_alloc_node+0x1c7/0x1e0
[  461.000500] 10*64kB (UME) 
[  461.003360]  kmem_cache_alloc_node+0xe3/0x730
[  461.007308] 4*128kB (UM) 
[  461.010163]  ? ipv6_get_ifaddr+0x42e/0x620
[  461.014630] 0*256kB 2*512kB 
[  461.017501]  __alloc_skb+0x119/0x770
[  461.021964] (U) 0*1024kB 
[  461.024744]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.028950] 0*2048kB 0*4096kB 
[  461.031982]  ? skb_scrub_packet+0x490/0x490
[  461.035669] = 13792kB
[  461.035685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  461.038436]  ? lock_downgrade+0x900/0x900
[  461.043692] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  461.043703] 413 total pagecache pages
[  461.046901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.051202] 0 pages in swap cache
[  461.053608]  ? refcount_sub_and_test_checked+0x203/0x310
[  461.062415] Swap cache stats: add 0, delete 0, find 0/0
[  461.062426] Free swap  = 0kB
[  461.066574]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  461.075127] Total swap = 0kB
[  461.078939]  ? addrconf_rs_timer+0x6f0/0x6f0
[  461.084449] 1965979 pages RAM
[  461.087931]  ndisc_alloc_skb+0x144/0x340
[  461.093345] 0 pages HighMem/MovableOnly
[  461.093355] 343323 pages reserved
[  461.098718]  ndisc_send_rs+0x331/0x6e0
[  461.101709] 0 pages cma reserved
[  461.102259] kworker/0:7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  461.107173]  addrconf_rs_timer+0x3c0/0x6f0
[  461.110174] kworker/0:7 cpuset=
[  461.114586]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  461.118348] /
[  461.122424]  call_timer_fn+0x272/0x920
[  461.126369]  mems_allowed=0
[  461.129816]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  461.171758]  ? process_timeout+0x40/0x40
[  461.175855]  ? find_held_lock+0x36/0x1c0
[  461.179957]  ? mark_held_locks+0xc7/0x130
[  461.184125]  ? _raw_spin_unlock_irq+0x27/0x80
[  461.188642]  ? _raw_spin_unlock_irq+0x27/0x80
[  461.193142]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  461.197383]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  461.201969]  ? trace_hardirqs_on+0xbd/0x310
[  461.206288]  ? kasan_check_read+0x11/0x20
[  461.210439]  ? __run_timers+0x7da/0xc70
[  461.214415]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  461.219883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  461.224127]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  461.228369]  __run_timers+0x7e5/0xc70
[  461.232209]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  461.237582]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  461.242603]  ? graph_lock+0x170/0x170
[  461.246422]  ? print_usage_bug+0xc0/0xc0
[  461.250486]  ? lock_release+0x970/0x970
[  461.254470]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  461.259672]  ? find_held_lock+0x36/0x1c0
[  461.263741]  ? graph_lock+0x170/0x170
[  461.267577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.273114]  ? check_preemption_disabled+0x48/0x200
[  461.278155]  ? __lock_is_held+0xb5/0x140
[  461.282233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.287774]  ? check_preemption_disabled+0x48/0x200
[  461.292800]  run_timer_softirq+0x52/0xb0
[  461.296868]  ? rcu_read_lock_sched_held+0x108/0x120
[  461.301896]  __do_softirq+0x30b/0xad8
[  461.305891]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  461.311005]  ? pvclock_read_flags+0x160/0x160
[  461.315500]  ? lapic_next_event+0x5a/0x90
[  461.319654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.325195]  ? check_preemption_disabled+0x48/0x200
[  461.330211]  ? check_preemption_disabled+0x48/0x200
[  461.335238]  ? kvm_clock_read+0x18/0x30
[  461.339213]  ? kvm_sched_clock_read+0x9/0x20
[  461.343633]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.349187]  ? check_preemption_disabled+0x48/0x200
[  461.354224]  irq_exit+0x17f/0x1c0
[  461.357689]  smp_apic_timer_interrupt+0x1cb/0x760
[  461.362534]  ? smp_reschedule_interrupt+0x109/0x650
[  461.367559]  ? smp_call_function_single_interrupt+0x650/0x650
[  461.373445]  ? interrupt_entry+0xb5/0xf0
[  461.377509]  ? trace_hardirqs_off_caller+0xbb/0x300
[  461.382528]  ? trace_hardirqs_off_caller+0xbb/0x300
[  461.387549]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.392396]  ? trace_hardirqs_off+0x300/0x300
[  461.396917]  ? trace_hardirqs_off+0x300/0x300
[  461.401419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.406968]  ? check_preemption_disabled+0x48/0x200
[  461.411987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.417534]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  461.422394]  apic_timer_interrupt+0xf/0x20
[  461.426633]  </IRQ>
[  461.428881] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  461.434594] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  461.453513] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  461.461231] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  461.468500] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  461.475778] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  461.483060] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  461.490328] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  461.497646]  cgroup_file_notify+0x226/0x2f0
[  461.501983]  ? cgroup_procs_write_finish+0xf0/0xf0
[  461.506914]  ? print_usage_bug+0xc0/0xc0
[  461.510988]  ? find_held_lock+0x36/0x1c0
[  461.515053]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.520602]  shrink_node+0x5e1/0x16b0
[  461.524410]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  461.529719]  ? shrink_node_memcg+0x18e0/0x18e0
[  461.534310]  ? kvm_clock_read+0x18/0x30
[  461.538284]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  461.543315]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  461.547808]  ? kasan_check_write+0x14/0x20
[  461.552053]  ? do_raw_spin_lock+0xc1/0x200
[  461.556290]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  461.561829]  ? __cpuset_node_allowed+0x19b/0x660
[  461.566610]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  461.572337]  ? delayacct_end+0x5a/0x100
[  461.576330]  do_try_to_free_pages+0x3e7/0x1290
[  461.580936]  ? shrink_node+0x16b0/0x16b0
[  461.585000]  ? __lock_is_held+0xb5/0x140
[  461.589079]  try_to_free_pages+0x4d0/0xb90
[  461.593340]  ? do_try_to_free_pages+0x1290/0x1290
[  461.598185]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.603757]  ? lock_acquire+0x1ed/0x520
[  461.607748]  ? set_page_refcounted+0x280/0x280
[  461.612339]  ? lock_release+0x970/0x970
[  461.616325]  ? ___might_sleep+0x1ed/0x300
[  461.620476]  ? arch_local_save_flags+0x40/0x40
[  461.625076]  __alloc_pages_slowpath+0x993/0x2d80
[  461.629877]  ? warn_alloc+0x120/0x120
[  461.633685]  ? __radix_tree_lookup+0x4c0/0x4c0
[  461.638281]  ? find_get_entry+0x2f2/0xc40
[  461.642445]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  461.647991]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  461.652927]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.658470]  ? should_fail+0x22d/0xd01
[  461.662364]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  461.667470]  ? __lock_is_held+0xb5/0x140
[  461.671564]  ? __lock_is_held+0xb5/0x140
[  461.675642]  ? __lock_acquire+0x7ec/0x4ec0
[  461.679886]  ? ___might_sleep+0x1ed/0x300
[  461.684041]  ? lock_release+0x970/0x970
[  461.688026]  ? arch_local_save_flags+0x40/0x40
[  461.692633]  ? __might_sleep+0x95/0x190
[  461.696627]  __alloc_pages_nodemask+0xa80/0xde0
[  461.701314]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  461.706334]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.712154]  ? kasan_check_read+0x11/0x20
[  461.716313]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.721601]  ? graph_lock+0x170/0x170
[  461.725414]  ? print_usage_bug+0xc0/0xc0
[  461.729485]  ? graph_lock+0x170/0x170
[  461.733293]  ? graph_lock+0x170/0x170
[  461.737095]  ? __do_page_cache_readahead+0x7ce/0x980
[  461.742230]  ? find_held_lock+0x36/0x1c0
[  461.746308]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  461.752014]  alloc_pages_current+0x10c/0x210
[  461.757144]  ? lock_downgrade+0x900/0x900
[  461.762039]  __page_cache_alloc+0x38f/0x5b0
[  461.766375]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.772174]  ? kasan_check_read+0x11/0x20
[  461.776329]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.783188]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  461.787871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.793412]  ? check_preemption_disabled+0x48/0x200
[  461.798443]  filemap_fault+0x1594/0x25f0
[  461.802523]  ? __lock_page_or_retry+0xa00/0xa00
[  461.807195]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.813364]  ? kasan_check_read+0x11/0x20
[  461.817520]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.823392]  ? rcu_bh_qs+0xc0/0xc0
[  461.826943]  ? print_usage_bug+0xc0/0xc0
[  461.831016]  ? filemap_map_pages+0xdea/0x1980
[  461.835520]  ? print_usage_bug+0xc0/0xc0
[  461.839594]  ? find_get_pages_range_tag+0x1320/0x1320
[  461.844791]  ? print_usage_bug+0xc0/0xc0
[  461.848860]  ? __lock_acquire+0x7ec/0x4ec0
[  461.853103]  ? graph_lock+0x170/0x170
[  461.856909]  ? __sigqueue_free.part.27+0x7d/0xa0
[  461.861671]  ? __lock_acquire+0x7ec/0x4ec0
[  461.865926]  ? lock_acquire+0x1ed/0x520
[  461.869905]  ? ext4_filemap_fault+0x7a/0xad
[  461.874252]  ? lock_release+0x970/0x970
[  461.878228]  ? arch_local_save_flags+0x40/0x40
[  461.882819]  ? mark_held_locks+0x130/0x130
[  461.887078]  ? down_read+0xb0/0x1d0
[  461.890708]  ? ext4_filemap_fault+0x7a/0xad
[  461.895031]  ? __down_interruptible+0x700/0x700
[  461.899704]  ? graph_lock+0x170/0x170
[  461.903519]  ? __sigqueue_free.part.27+0x7d/0xa0
[  461.908308]  ext4_filemap_fault+0x82/0xad
[  461.912461]  __do_fault+0x100/0x6b0
[  461.916089]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  461.921370]  ? print_bad_pte+0x6c0/0x6c0
[  461.925441]  ? pmd_val+0x88/0x100
[  461.928900]  ? add_mm_counter_fast+0xd0/0xd0
[  461.933310]  ? pmd_val+0x88/0x100
[  461.936770]  ? add_mm_counter_fast+0xd0/0xd0
[  461.941202]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  461.946799]  __handle_mm_fault+0x3709/0x53e0
[  461.951246]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  461.956107]  ? graph_lock+0x170/0x170
[  461.959948]  ? print_usage_bug+0xc0/0xc0
[  461.964029]  ? graph_lock+0x170/0x170
[  461.967838]  ? graph_lock+0x170/0x170
[  461.971678]  ? handle_mm_fault+0x42a/0xc70
[  461.975931]  ? lock_downgrade+0x900/0x900
[  461.980079]  ? check_preemption_disabled+0x48/0x200
[  461.985109]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  461.990914]  ? kasan_check_read+0x11/0x20
[  461.995116]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  462.000402]  ? rcu_bh_qs+0xc0/0xc0
[  462.003945]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  462.009397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.014937]  ? check_preemption_disabled+0x48/0x200
[  462.019967]  handle_mm_fault+0x54f/0xc70
[  462.024041]  ? __handle_mm_fault+0x53e0/0x53e0
[  462.028638]  ? find_vma+0x34/0x190
[  462.032190]  __do_page_fault+0x67d/0xed0
[  462.036264]  ? mm_fault_error+0x380/0x380
[  462.040420]  ? syscall_slow_exit_work+0x520/0x520
[  462.045275]  do_page_fault+0xf2/0x7e0
[  462.049185]  ? vmalloc_sync_all+0x30/0x30
[  462.053346]  ? error_entry+0x70/0xd0
[  462.057072]  ? trace_hardirqs_off_caller+0xbb/0x300
[  462.062554]  ? trace_hardirqs_on_caller+0xc0/0x300
[  462.067487]  ? syscall_return_slowpath+0x5e0/0x5e0
[  462.072417]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.077266]  ? trace_hardirqs_off+0x300/0x300
[  462.081763]  ? trace_hardirqs_off_caller+0x300/0x300
[  462.086881]  ? prepare_exit_to_usermode+0x291/0x3b0
[  462.091907]  ? page_fault+0x8/0x30
[  462.095458]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  462.100307]  ? page_fault+0x8/0x30
[  462.103860]  page_fault+0x1e/0x30
[  462.107317] RIP: 0033:0x45db60
[  462.110511] Code: Bad RIP value.
[  462.113877] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  462.119903] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  462.127179] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  462.134456] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  462.141729] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  462.149006] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  462.156330] CPU: 0 PID: 16011 Comm: kworker/0:7 Not tainted 4.19.0-rc2+ #95
[  462.156397] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  462.163537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  462.163561] Workqueue: events_long br_fdb_cleanup
[  462.163569] Call Trace:
[  462.163590]  dump_stack+0x1c4/0x2b4
[  462.163613]  ? dump_stack_print_info.cold.2+0x52/0x52
[  462.170170] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  462.179515]  warn_alloc.cold.118+0xb7/0x1bd
[  462.184327] syz-fuzzer cpuset=
[  462.186916]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  462.190515] /
[  462.195717]  ? lock_downgrade+0x900/0x900
[  462.205933]  mems_allowed=0
[  462.210268]  ? trace_hardirqs_off+0xb8/0x300
[  462.231436]  ? trace_hardirqs_off+0xb8/0x300
[  462.235880]  __alloc_pages_slowpath+0x2667/0x2d80
[  462.240775]  ? warn_alloc+0x120/0x120
[  462.244588]  ? warn_alloc+0x120/0x120
[  462.248398]  ? print_usage_bug+0xc0/0xc0
[  462.252463]  ? warn_alloc+0x120/0x120
[  462.256271]  ? print_usage_bug+0xc0/0xc0
[  462.260339]  ? print_usage_bug+0xc0/0xc0
[  462.264404]  ? add_lock_to_list.isra.26+0x1ec/0x4b0
[  462.269437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.275275]  ? should_fail+0x22d/0xd01
[  462.279178]  ? save_stack_trace+0x1a/0x20
[  462.283342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  462.288651]  ? __lock_acquire+0x7ec/0x4ec0
[  462.292933]  ? __lock_acquire+0x7ec/0x4ec0
[  462.297194]  ? should_fail+0x22d/0xd01
[  462.301087]  ? print_usage_bug+0xc0/0xc0
[  462.305182]  ? mark_held_locks+0x130/0x130
[  462.309433]  ? mark_held_locks+0x130/0x130
[  462.313679]  ? mark_held_locks+0x130/0x130
[  462.317935]  ? graph_lock+0x170/0x170
[  462.321752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.327302]  ? check_preemption_disabled+0x48/0x200
[  462.332329]  ? check_preemption_disabled+0x48/0x200
[  462.337378]  ? __lock_is_held+0xb5/0x140
[  462.341457]  __alloc_pages_nodemask+0xa80/0xde0
[  462.346141]  ? graph_lock+0x170/0x170
[  462.349957]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  462.354981]  ? graph_lock+0x170/0x170
[  462.358812]  ? find_held_lock+0x36/0x1c0
[  462.362903]  ? ____cache_alloc_node+0x1c7/0x1e0
[  462.367584]  ? lock_downgrade+0x900/0x900
[  462.371752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.377309]  cache_grow_begin+0x91/0x8c0
[  462.381381]  ? do_raw_spin_unlock+0xa7/0x2f0
[  462.385814]  fallback_alloc+0x203/0x2e0
[  462.389812]  ____cache_alloc_node+0x1c7/0x1e0
[  462.394332]  kmem_cache_alloc_node+0xe3/0x730
[  462.398839]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  462.404653]  ? kasan_check_read+0x11/0x20
[  462.408818]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  462.414130]  __alloc_skb+0x119/0x770
[  462.417881]  ? skb_scrub_packet+0x490/0x490
[  462.422239]  ? call_switchdev_notifiers+0x43/0x60
[  462.427101]  ? br_switchdev_fdb_notify+0xd1/0x510
[  462.431967]  ? br_switchdev_set_port_flag+0x3c0/0x3c0
[  462.437173]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  462.442975]  ? kasan_check_read+0x11/0x20
[  462.447140]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  462.452427]  ? rcu_bh_qs+0xc0/0xc0
[  462.455986]  fdb_notify+0x9e/0x180
[  462.459534]  fdb_delete+0x803/0x1200
[  462.463261]  ? fdb_create+0x1710/0x1710
[  462.467243]  ? mark_held_locks+0xc7/0x130
[  462.471397]  ? mod_delayed_work_on+0x130/0x260
[  462.475992]  ? lock_acquire+0x1ed/0x520
[  462.479974]  ? br_fdb_cleanup+0x186/0x630
[  462.484142]  ? lock_release+0x970/0x970
[  462.488131]  ? kasan_check_read+0x11/0x20
[  462.492285]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  462.497569]  ? kasan_check_write+0x14/0x20
[  462.501810]  ? do_raw_spin_lock+0xc1/0x200
[  462.506072]  br_fdb_cleanup+0x4f0/0x630
[  462.510061]  ? br_fdb_change_mac_address+0x540/0x540
[  462.515180]  ? __lock_is_held+0xb5/0x140
[  462.519270]  process_one_work+0xc90/0x1b90
[  462.523516]  ? mark_held_locks+0x130/0x130
[  462.527777]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  462.532452]  ? __switch_to_asm+0x40/0x70
[  462.536527]  ? __switch_to_asm+0x34/0x70
[  462.540598]  ? __switch_to_asm+0x40/0x70
[  462.544662]  ? __switch_to_asm+0x34/0x70
[  462.548725]  ? __switch_to_asm+0x40/0x70
[  462.552795]  ? __switch_to_asm+0x34/0x70
[  462.556866]  ? __switch_to_asm+0x40/0x70
[  462.560945]  ? __schedule+0x874/0x1ed0
[  462.564863]  ? lock_downgrade+0x900/0x900
[  462.569022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  462.574565]  ? graph_lock+0x170/0x170
[  462.578385]  ? lockdep_hardirqs_on+0x421/0x5c0
[  462.582972]  ? retint_kernel+0x2d/0x2d
[  462.586874]  ? find_held_lock+0x36/0x1c0
[  462.590949]  ? lock_acquire+0x1ed/0x520
[  462.594924]  ? worker_thread+0x3e0/0x1390
[  462.599086]  ? lock_release+0x970/0x970
[  462.603071]  ? trace_hardirqs_off+0xb8/0x300
[  462.607477]  ? kasan_check_read+0x11/0x20
[  462.611625]  ? worker_thread+0x3e0/0x1390
[  462.615781]  ? trace_hardirqs_on+0x310/0x310
[  462.620195]  ? kasan_check_write+0x14/0x20
[  462.624432]  ? do_raw_spin_lock+0xc1/0x200
[  462.628681]  worker_thread+0x17f/0x1390
[  462.632662]  ? __switch_to_asm+0x34/0x70
[  462.636744]  ? process_one_work+0x1b90/0x1b90
[  462.641260]  ? graph_lock+0x170/0x170
[  462.645065]  ? graph_lock+0x170/0x170
[  462.648881]  ? find_held_lock+0x36/0x1c0
[  462.652956]  ? find_held_lock+0x36/0x1c0
[  462.657039]  ? __kthread_parkme+0xce/0x1a0
[  462.661298]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  462.666405]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  462.671510]  ? lockdep_hardirqs_on+0x421/0x5c0
[  462.676099]  ? trace_hardirqs_on+0xbd/0x310
[  462.680427]  ? kasan_check_read+0x11/0x20
[  462.684578]  ? __kthread_parkme+0xce/0x1a0
[  462.688819]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  462.694283]  ? kasan_check_write+0x14/0x20
[  462.698521]  ? do_raw_spin_lock+0xc1/0x200
[  462.702765]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  462.707884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.713428]  ? __kthread_parkme+0xfb/0x1a0
[  462.717670]  kthread+0x35a/0x420
[  462.721040]  ? process_one_work+0x1b90/0x1b90
[  462.725533]  ? kthread_bind+0x40/0x40
[  462.729342]  ret_from_fork+0x3a/0x50
[  462.733084] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  462.733091] warn_alloc_show_mem: 1 callbacks suppressed
[  462.733099] Mem-Info:
[  462.740027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  462.745400] active_anon:42551 inactive_anon:372 isolated_anon:0
[  462.745400]  active_file:18 inactive_file:16 isolated_file:0
[  462.745400]  unevictable:0 dirty:0 writeback:0 unstable:0
[  462.745400]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  462.745400]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  462.745400]  free:13623 free_pcp:186 free_cma:0
[  462.747774] Call Trace:
[  462.757172] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  462.790035]  <IRQ>
[  462.792618] Node 0 
[  462.820334]  dump_stack+0x1c4/0x2b4
[  462.822495] 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
[  462.824710]  ? dump_stack_print_info.cold.2+0x52/0x52
[  462.828303] lowmem_reserve[]: 0
[  462.853868]  warn_alloc.cold.118+0xb7/0x1bd
[  462.859031]  2815 6318
[  462.862336]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  462.866658]  6318
[  462.869175]  ? lock_downgrade+0x900/0x900
[  462.873994] Node 0 
[  462.876062]  ? trace_hardirqs_off+0xb8/0x300
[  462.880209] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  462.882426]  ? trace_hardirqs_off+0xb8/0x300
[  462.886800] lowmem_reserve[]: 0
[  462.913376]  __alloc_pages_slowpath+0x2667/0x2d80
[  462.917768]  0
[  462.921082]  ? warn_alloc+0x120/0x120
[  462.925870]  3503 3503
[  462.927688]  ? warn_alloc+0x120/0x120
[  462.931462] Node 0 
[  462.933964]  ? print_usage_bug+0xc0/0xc0
[  462.937767] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  462.940073]  ? warn_alloc+0x120/0x120
[  462.944098] lowmem_reserve[]: 0
[  462.972780]  ? print_usage_bug+0xc0/0xc0
[  462.976572]  0
[  462.979870]  ? __lock_acquire+0x7ec/0x4ec0
[  462.983896]  0 0
[  462.985721]  ? __lock_acquire+0x7ec/0x4ec0
[  462.989931] Node 0 
[  462.991909]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  462.996117] DMA: 1*4kB 
[  462.998374]  ? should_fail+0x22d/0xd01
[  463.003880] (U) 0*8kB 
[  463.006494]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.010348] 0*16kB 
[  463.012858]  ? __lock_acquire+0x7ec/0x4ec0
[  463.017936] 1*32kB (U) 
[  463.020183]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.024388] 2*64kB (U) 
[  463.026984]  ? __lock_acquire+0x7ec/0x4ec0
[  463.032058] 1*128kB (U) 
[  463.034659]  ? should_fail+0x22d/0xd01
[  463.038873] 1*256kB (U) 
[  463.041562]  ? mark_held_locks+0x130/0x130
[  463.045415] 0*512kB 1*1024kB 
[  463.048102]  ? mark_held_locks+0x130/0x130
[  463.052312] (U) 
[  463.055419]  ? graph_lock+0x170/0x170
[  463.059675] 1*2048kB (M) 
[  463.061666]  ? graph_lock+0x170/0x170
[  463.065443] 3*4096kB (M) 
[  463.068207]  ? graph_lock+0x170/0x170
[  463.071980] = 15908kB
[  463.071989] Node 0 
[  463.074747]  ? print_usage_bug+0xc0/0xc0
[  463.078518] DMA32: 4*4kB 
[  463.080944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.083152] (UM) 3*8kB 
[  463.087228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.089964] (UM) 
[  463.095498]  ? check_preemption_disabled+0x48/0x200
[  463.098055] 1*16kB (M) 
[  463.103599]  ? check_preemption_disabled+0x48/0x200
[  463.105636] 2*32kB (UM) 
[  463.110672]  ? __lock_is_held+0xb5/0x140
[  463.113221] 2*64kB (M) 
[  463.118272]  __alloc_pages_nodemask+0xa80/0xde0
[  463.120914] 4*128kB (UM) 
[  463.124982]  ? graph_lock+0x170/0x170
[  463.127543] 2*256kB (M) 
[  463.132221]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  463.134952] 4*512kB (UM) 
[  463.138773]  ? graph_lock+0x170/0x170
[  463.141415] 3*1024kB (M) 
[  463.146446]  ? find_held_lock+0x36/0x1c0
[  463.149170] 3*2048kB (M) 
[  463.152986]  ? ____cache_alloc_node+0x1c7/0x1e0
[  463.155708] 3*4096kB (M) 
[  463.159780]  ? lock_downgrade+0x900/0x900
[  463.162514] = 24824kB
[  463.162523] Node 0 
[  463.167197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.169927] Normal: 
[  463.174079]  cache_grow_begin+0x91/0x8c0
[  463.176466] 2044*4kB 
[  463.178701]  ? do_raw_spin_unlock+0xa7/0x2f0
[  463.184213] (UMEH) 
[  463.186585]  fallback_alloc+0x203/0x2e0
[  463.190613] 226*8kB (UMEH) 
[  463.193049]  ____cache_alloc_node+0x1c7/0x1e0
[  463.197437] 46*16kB 
[  463.199686]  kmem_cache_alloc_node+0xe3/0x730
[  463.203627] (UME) 28*32kB 
[  463.206575]  ? ipv6_get_ifaddr+0x42e/0x620
[  463.211038] (UME) 10*64kB 
[  463.213376]  __alloc_skb+0x119/0x770
[  463.217833] (UME) 4*128kB 
[  463.220695]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.224904] (UM) 
[  463.227753]  ? skb_scrub_packet+0x490/0x490
[  463.231435] 0*256kB 2*512kB 
[  463.234292]  ? lock_downgrade+0x900/0x900
[  463.239536] (U) 0*1024kB 
[  463.241616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.245909] 0*2048kB 0*4096kB 
[  463.248935]  ? refcount_sub_and_test_checked+0x203/0x310
[  463.253052] = 13792kB
[  463.253068] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  463.255817]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  463.261341] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  463.264525]  ? addrconf_rs_timer+0x6f0/0x6f0
[  463.269952] 413 total pagecache pages
[  463.272372]  ndisc_alloc_skb+0x144/0x340
[  463.281182] 0 pages in swap cache
[  463.286636]  ndisc_send_rs+0x331/0x6e0
[  463.295179] Swap cache stats: add 0, delete 0, find 0/0
[  463.295189] Free swap  = 0kB
[  463.299604]  addrconf_rs_timer+0x3c0/0x6f0
[  463.303370] Total swap = 0kB
[  463.303380] 1965979 pages RAM
[  463.307444]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.310867] 0 pages HighMem/MovableOnly
[  463.310878] 343323 pages reserved
[  463.314771]  call_timer_fn+0x272/0x920
[  463.320103] 0 pages cma reserved
[  463.323124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.327529] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  463.330360]  ? process_timeout+0x40/0x40
[  463.333440] syz-executor3 cpuset=syz3
[  463.337692]  ? find_held_lock+0x36/0x1c0
[  463.341647]  mems_allowed=0
[  463.345107]  ? mark_held_locks+0xc7/0x130
[  463.385960]  ? _raw_spin_unlock_irq+0x27/0x80
[  463.390465]  ? _raw_spin_unlock_irq+0x27/0x80
[  463.394961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.399203]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  463.403794]  ? trace_hardirqs_on+0xbd/0x310
[  463.408122]  ? kasan_check_read+0x11/0x20
[  463.412284]  ? __run_timers+0x7da/0xc70
[  463.416266]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  463.421725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.425968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  463.430211]  __run_timers+0x7e5/0xc70
[  463.434034]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  463.439404]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  463.444429]  ? graph_lock+0x170/0x170
[  463.448238]  ? print_usage_bug+0xc0/0xc0
[  463.452302]  ? lock_release+0x970/0x970
[  463.456282]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  463.461487]  ? find_held_lock+0x36/0x1c0
[  463.465554]  ? graph_lock+0x170/0x170
[  463.469364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.474905]  ? check_preemption_disabled+0x48/0x200
[  463.479936]  ? __lock_is_held+0xb5/0x140
[  463.484002]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.489540]  ? check_preemption_disabled+0x48/0x200
[  463.494581]  run_timer_softirq+0x52/0xb0
[  463.498653]  ? rcu_read_lock_sched_held+0x108/0x120
[  463.503675]  __do_softirq+0x30b/0xad8
[  463.507493]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  463.512604]  ? pvclock_read_flags+0x160/0x160
[  463.517121]  ? lapic_next_event+0x5a/0x90
[  463.521308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.526863]  ? check_preemption_disabled+0x48/0x200
[  463.531881]  ? check_preemption_disabled+0x48/0x200
[  463.536927]  ? kvm_clock_read+0x18/0x30
[  463.540913]  ? kvm_sched_clock_read+0x9/0x20
[  463.545327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.550870]  ? check_preemption_disabled+0x48/0x200
[  463.555905]  irq_exit+0x17f/0x1c0
[  463.559370]  smp_apic_timer_interrupt+0x1cb/0x760
[  463.564219]  ? smp_reschedule_interrupt+0x109/0x650
[  463.569242]  ? smp_call_function_single_interrupt+0x650/0x650
[  463.575130]  ? interrupt_entry+0xb5/0xf0
[  463.579196]  ? trace_hardirqs_off_caller+0xbb/0x300
[  463.584214]  ? trace_hardirqs_off_caller+0xbb/0x300
[  463.589237]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.594083]  ? trace_hardirqs_off+0x300/0x300
[  463.598585]  ? trace_hardirqs_off+0x300/0x300
[  463.603081]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.608624]  ? check_preemption_disabled+0x48/0x200
[  463.613648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.619210]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  463.624066]  apic_timer_interrupt+0xf/0x20
[  463.628294]  </IRQ>
[  463.630547] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  463.636264] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  463.655164] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  463.662877] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  463.670164] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  463.677436] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  463.684708] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  463.691976] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  463.699292]  cgroup_file_notify+0x226/0x2f0
[  463.703632]  ? cgroup_procs_write_finish+0xf0/0xf0
[  463.708566]  ? print_usage_bug+0xc0/0xc0
[  463.712645]  ? find_held_lock+0x36/0x1c0
[  463.716710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.722257]  shrink_node+0x5e1/0x16b0
[  463.726060]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  463.731365]  ? shrink_node_memcg+0x18e0/0x18e0
[  463.735955]  ? kvm_clock_read+0x18/0x30
[  463.739932]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  463.744959]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  463.749452]  ? kasan_check_write+0x14/0x20
[  463.753691]  ? do_raw_spin_lock+0xc1/0x200
[  463.757929]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  463.763472]  ? __cpuset_node_allowed+0x19b/0x660
[  463.768241]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  463.773953]  ? delayacct_end+0x5a/0x100
[  463.777943]  do_try_to_free_pages+0x3e7/0x1290
[  463.782550]  ? shrink_node+0x16b0/0x16b0
[  463.786624]  ? __lock_is_held+0xb5/0x140
[  463.790705]  try_to_free_pages+0x4d0/0xb90
[  463.794972]  ? do_try_to_free_pages+0x1290/0x1290
[  463.799837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.805399]  ? lock_acquire+0x1ed/0x520
[  463.809377]  ? set_page_refcounted+0x280/0x280
[  463.813971]  ? lock_release+0x970/0x970
[  463.817953]  ? ___might_sleep+0x1ed/0x300
[  463.822105]  ? arch_local_save_flags+0x40/0x40
[  463.826706]  __alloc_pages_slowpath+0x993/0x2d80
[  463.831501]  ? warn_alloc+0x120/0x120
[  463.835304]  ? __radix_tree_lookup+0x4c0/0x4c0
[  463.839907]  ? find_get_entry+0x2f2/0xc40
[  463.844071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  463.849615]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  463.854553]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.860092]  ? should_fail+0x22d/0xd01
[  463.863987]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  463.869096]  ? __lock_is_held+0xb5/0x140
[  463.873194]  ? __lock_is_held+0xb5/0x140
[  463.877270]  ? __lock_acquire+0x7ec/0x4ec0
[  463.881515]  ? ___might_sleep+0x1ed/0x300
[  463.885667]  ? lock_release+0x970/0x970
[  463.889654]  ? arch_local_save_flags+0x40/0x40
[  463.894250]  ? __might_sleep+0x95/0x190
[  463.898232]  __alloc_pages_nodemask+0xa80/0xde0
[  463.902911]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  463.907933]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  463.913730]  ? kasan_check_read+0x11/0x20
[  463.917881]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.923164]  ? graph_lock+0x170/0x170
[  463.926972]  ? print_usage_bug+0xc0/0xc0
[  463.931038]  ? graph_lock+0x170/0x170
[  463.934853]  ? graph_lock+0x170/0x170
[  463.938658]  ? __do_page_cache_readahead+0x7ce/0x980
[  463.943777]  ? find_held_lock+0x36/0x1c0
[  463.947858]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  463.953413]  alloc_pages_current+0x10c/0x210
[  463.957827]  ? lock_downgrade+0x900/0x900
[  463.961996]  __page_cache_alloc+0x38f/0x5b0
[  463.966325]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  463.972121]  ? kasan_check_read+0x11/0x20
[  463.976276]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  463.981559]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  463.986236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  463.991781]  ? check_preemption_disabled+0x48/0x200
[  463.996812]  filemap_fault+0x1594/0x25f0
[  464.000904]  ? __lock_page_or_retry+0xa00/0xa00
[  464.005576]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  464.011376]  ? kasan_check_read+0x11/0x20
[  464.015553]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  464.020854]  ? rcu_bh_qs+0xc0/0xc0
[  464.024406]  ? print_usage_bug+0xc0/0xc0
[  464.028478]  ? filemap_map_pages+0xdea/0x1980
[  464.032988]  ? print_usage_bug+0xc0/0xc0
[  464.037060]  ? find_get_pages_range_tag+0x1320/0x1320
[  464.042259]  ? print_usage_bug+0xc0/0xc0
[  464.046322]  ? __lock_acquire+0x7ec/0x4ec0
[  464.050563]  ? graph_lock+0x170/0x170
[  464.054371]  ? __sigqueue_free.part.27+0x7d/0xa0
[  464.059641]  ? __lock_acquire+0x7ec/0x4ec0
[  464.063912]  ? lock_acquire+0x1ed/0x520
[  464.067890]  ? ext4_filemap_fault+0x7a/0xad
[  464.072220]  ? lock_release+0x970/0x970
[  464.076197]  ? arch_local_save_flags+0x40/0x40
[  464.080797]  ? mark_held_locks+0x130/0x130
[  464.085050]  ? down_read+0xb0/0x1d0
[  464.088679]  ? ext4_filemap_fault+0x7a/0xad
[  464.093004]  ? __down_interruptible+0x700/0x700
[  464.097677]  ? graph_lock+0x170/0x170
[  464.101479]  ? __sigqueue_free.part.27+0x7d/0xa0
[  464.106250]  ext4_filemap_fault+0x82/0xad
[  464.110410]  __do_fault+0x100/0x6b0
[  464.114043]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  464.120036]  ? print_bad_pte+0x6c0/0x6c0
[  464.124106]  ? pmd_val+0x88/0x100
[  464.127566]  ? add_mm_counter_fast+0xd0/0xd0
[  464.131977]  ? pmd_val+0x88/0x100
[  464.135433]  ? add_mm_counter_fast+0xd0/0xd0
[  464.139857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.145405]  __handle_mm_fault+0x3709/0x53e0
[  464.149834]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  464.154691]  ? graph_lock+0x170/0x170
[  464.158497]  ? print_usage_bug+0xc0/0xc0
[  464.162565]  ? graph_lock+0x170/0x170
[  464.166368]  ? graph_lock+0x170/0x170
[  464.170206]  ? handle_mm_fault+0x42a/0xc70
[  464.174451]  ? lock_downgrade+0x900/0x900
[  464.178598]  ? check_preemption_disabled+0x48/0x200
[  464.183633]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  464.189431]  ? kasan_check_read+0x11/0x20
[  464.193581]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  464.198866]  ? rcu_bh_qs+0xc0/0xc0
[  464.202411]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  464.207870]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.213408]  ? check_preemption_disabled+0x48/0x200
[  464.218448]  handle_mm_fault+0x54f/0xc70
[  464.222520]  ? __handle_mm_fault+0x53e0/0x53e0
[  464.227109]  ? find_vma+0x34/0x190
[  464.230666]  __do_page_fault+0x67d/0xed0
[  464.234740]  ? mm_fault_error+0x380/0x380
[  464.238906]  ? syscall_slow_exit_work+0x520/0x520
[  464.243756]  do_page_fault+0xf2/0x7e0
[  464.247561]  ? vmalloc_sync_all+0x30/0x30
[  464.251714]  ? error_entry+0x70/0xd0
[  464.255433]  ? trace_hardirqs_off_caller+0xbb/0x300
[  464.260450]  ? trace_hardirqs_on_caller+0xc0/0x300
[  464.265377]  ? syscall_return_slowpath+0x5e0/0x5e0
[  464.270308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  464.275152]  ? trace_hardirqs_off+0x300/0x300
[  464.279656]  ? trace_hardirqs_off_caller+0x300/0x300
[  464.284769]  ? prepare_exit_to_usermode+0x291/0x3b0
[  464.289793]  ? page_fault+0x8/0x30
[  464.293344]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  464.298195]  ? page_fault+0x8/0x30
[  464.301741]  page_fault+0x1e/0x30
[  464.305198] RIP: 0033:0x45db60
[  464.308396] Code: Bad RIP value.
[  464.311759] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  464.317127] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  464.324397] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  464.331669] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  464.338940] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  464.346205] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  464.353506] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  464.353581] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  464.360791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  464.360802] Call Trace:
[  464.367539] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  464.376659]  dump_stack+0x1c4/0x2b4
[  464.379226] syz-fuzzer cpuset=
[  464.389462]  ? dump_stack_print_info.cold.2+0x52/0x52
[  464.393068] /
[  464.396277]  warn_alloc.cold.118+0xb7/0x1bd
[  464.401436]  mems_allowed=0
[  464.403156]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  464.415222]  ? lock_downgrade+0x900/0x900
[  464.419388]  ? trace_hardirqs_off+0xb8/0x300
[  464.423808]  ? trace_hardirqs_off+0xb8/0x300
[  464.428242]  __alloc_pages_slowpath+0x2667/0x2d80
[  464.433141]  ? warn_alloc+0x120/0x120
[  464.436956]  ? attach_entity_load_avg+0x860/0x860
[  464.441805]  ? warn_alloc+0x120/0x120
[  464.445618]  ? print_usage_bug+0xc0/0xc0
[  464.449689]  ? warn_alloc+0x120/0x120
[  464.453500]  ? print_usage_bug+0xc0/0xc0
[  464.457569]  ? rb_erase+0x3710/0x3710
[  464.461385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.466926]  ? should_fail+0x22d/0xd01
[  464.470819]  ? find_held_lock+0x36/0x1c0
[  464.474897]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  464.480010]  ? __lock_acquire+0x7ec/0x4ec0
[  464.484256]  ? should_fail+0x22d/0xd01
[  464.488158]  ? __update_load_avg_blocked_se+0x730/0x730
[  464.493552]  ? mark_held_locks+0x130/0x130
[  464.497800]  ? mark_held_locks+0x130/0x130
[  464.502047]  ? __lock_acquire+0x7ec/0x4ec0
[  464.506287]  ? update_load_avg+0x387/0x2470
[  464.510620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.516165]  ? graph_lock+0x170/0x170
[  464.520017]  ? graph_lock+0x170/0x170
[  464.523825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.529376]  ? check_preemption_disabled+0x48/0x200
[  464.534391]  ? check_preemption_disabled+0x48/0x200
[  464.539426]  ? __lock_is_held+0xb5/0x140
[  464.543499]  __alloc_pages_nodemask+0xa80/0xde0
[  464.548173]  ? graph_lock+0x170/0x170
[  464.551983]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  464.557003]  ? graph_lock+0x170/0x170
[  464.560824]  ? find_held_lock+0x36/0x1c0
[  464.564908]  ? ____cache_alloc_node+0x1c7/0x1e0
[  464.569587]  ? lock_downgrade+0x900/0x900
[  464.573749]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  464.579309]  cache_grow_begin+0x91/0x8c0
[  464.583383]  ? do_raw_spin_unlock+0xa7/0x2f0
[  464.587811]  fallback_alloc+0x203/0x2e0
[  464.591811]  ____cache_alloc_node+0x1c7/0x1e0
[  464.596333]  kmem_cache_alloc+0x1f8/0x730
[  464.600504]  skb_clone+0x1bb/0x500
[  464.604051]  ? finish_task_switch+0x2f5/0x900
[  464.608560]  ? skb_split+0x11e0/0x11e0
[  464.612453]  ? preempt_notifier_register+0x200/0x200
[  464.617558]  ? __switch_to_asm+0x34/0x70
[  464.621622]  ? __switch_to_asm+0x34/0x70
[  464.625685]  ? __switch_to_asm+0x40/0x70
[  464.629747]  ? __switch_to_asm+0x34/0x70
[  464.633806]  ? __switch_to_asm+0x40/0x70
[  464.637878]  ? __switch_to_asm+0x34/0x70
[  464.641945]  ? __switch_to_asm+0x40/0x70
[  464.646010]  ? __switch_to_asm+0x34/0x70
[  464.650081]  ? __switch_to_asm+0x34/0x70
[  464.654151]  ? __switch_to_asm+0x40/0x70
[  464.658219]  ? __switch_to_asm+0x34/0x70
[  464.662297]  bpf_clone_redirect+0xb9/0x490
[  464.666540]  ? __schedule+0x874/0x1ed0
[  464.670438]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  464.675464]  ? __sched_text_start+0x8/0x8
[  464.679618]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  464.684396]  ? find_held_lock+0x36/0x1c0
[  464.688472]  ? lock_acquire+0x1ed/0x520
[  464.692447]  ? bpf_test_run+0x32e/0x5a0
[  464.696424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  464.701967]  ? check_preemption_disabled+0x48/0x200
[  464.706996]  ? kasan_check_read+0x11/0x20
[  464.711159]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  464.716439]  ? rcu_bh_qs+0xc0/0xc0
[  464.719990]  ? preempt_schedule+0x4d/0x60
[  464.724146]  ? ___preempt_schedule+0x16/0x18
[  464.728572]  ? bpf_test_run+0x1c0/0x5a0
[  464.732563]  ? netlink_diag_dump+0x2a0/0x2a0
[  464.736983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  464.742521]  ? bpf_test_init.isra.9+0x70/0x100
[  464.747113]  ? bpf_prog_test_run_skb+0x634/0xb40
[  464.751891]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  464.756737]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  464.762286]  ? fput+0x130/0x1a0
[  464.765574]  ? __bpf_prog_get+0x9b/0x290
[  464.769641]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  464.774489]  ? bpf_prog_test_run+0x130/0x1a0
[  464.778904]  ? __x64_sys_bpf+0x3d8/0x510
[  464.782972]  ? bpf_prog_get+0x20/0x20
[  464.786804]  ? do_syscall_64+0x1b9/0x820
[  464.790881]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  464.796251]  ? syscall_return_slowpath+0x5e0/0x5e0
[  464.801191]  ? trace_hardirqs_off+0x300/0x300
[  464.805691]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  464.810710]  ? recalc_sigpending_tsk+0x180/0x180
[  464.815483]  ? kasan_check_write+0x14/0x20
[  464.819737]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  464.824596]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  464.829996] warn_alloc_show_mem: 1 callbacks suppressed
[  464.830009] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  464.830012] Mem-Info:
[  464.830046] active_anon:42551 inactive_anon:372 isolated_anon:0
[  464.830046]  active_file:18 inactive_file:16 isolated_file:0
[  464.830046]  unevictable:0 dirty:0 writeback:0 unstable:0
[  464.830046]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  464.830046]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  464.830046]  free:13623 free_pcp:186 free_cma:0
[  464.835391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  464.842332] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  464.844734] Call Trace:
[  464.877614] Node 0 
[  464.886983]  <IRQ>
[  464.914716] 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
[  464.917283]  dump_stack+0x1c4/0x2b4
[  464.919488] lowmem_reserve[]: 0
[  464.921654]  ? dump_stack_print_info.cold.2+0x52/0x52
[  464.947136]  2815 6318
[  464.950798]  warn_alloc.cold.118+0xb7/0x1bd
[  464.954529]  6318
[  464.959734]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  464.962210] Node 0 
[  464.966529]  ? lock_downgrade+0x900/0x900
[  464.968596] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  464.973423]  ? trace_hardirqs_off+0xb8/0x300
[  464.975635] lowmem_reserve[]:
[  464.979793]  ? trace_hardirqs_off+0xb8/0x300
[  465.006825]  0 0
[  465.011285]  __alloc_pages_slowpath+0x2667/0x2d80
[  465.014355]  3503
[  465.018800]  ? warn_alloc+0x120/0x120
[  465.020711]  3503
[  465.025570]  ? warn_alloc+0x120/0x120
[  465.027614] Node 0 
[  465.031426]  ? print_usage_bug+0xc0/0xc0
[  465.033500] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  465.037279]  ? warn_alloc+0x120/0x120
[  465.039490] lowmem_reserve[]:
[  465.043554]  ? print_usage_bug+0xc0/0xc0
[  465.071900]  0 0
[  465.075732]  ? warn_alloc+0x120/0x120
[  465.078805]  0 0
[  465.082900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  465.088667]  ? should_fail+0x22d/0xd01
[  465.090630] Node 0 
[  465.096165]  ? __lock_acquire+0x7ec/0x4ec0
[  465.100023] DMA: 1*4kB 
[  465.102272]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  465.106474] (U) 0*8kB 
[  465.109073]  ? __lock_acquire+0x7ec/0x4ec0
[  465.114148] 0*16kB 1*32kB 
[  465.116664]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  465.120867] (U) 2*64kB 
[  465.123738]  ? __lock_acquire+0x7ec/0x4ec0
[  465.128810] (U) 1*128kB 
[  465.131419]  ? should_fail+0x22d/0xd01
[  465.135626] (U) 1*256kB 
[  465.138314]  ? mark_held_locks+0x130/0x130
[  465.142190] (U) 0*512kB 
[  465.144881]  ? mark_held_locks+0x130/0x130
[  465.149087] 1*1024kB (U) 
[  465.151779]  ? mark_held_locks+0x130/0x130
[  465.155987] 1*2048kB (M) 
[  465.158754]  ? graph_lock+0x170/0x170
[  465.162962] 3*4096kB (M) 
[  465.165728]  ? print_usage_bug+0xc0/0xc0
[  465.169500] = 15908kB
[  465.169510] Node 0 
[  465.172261]  ? mark_held_locks+0x130/0x130
[  465.172281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.176313] DMA32: 4*4kB 
[  465.178735]  ? check_preemption_disabled+0x48/0x200
[  465.180946] (UM) 3*8kB 
[  465.185186]  ? check_preemption_disabled+0x48/0x200
[  465.190692] (UM) 1*16kB 
[  465.193469]  ? __lock_is_held+0xb5/0x140
[  465.198445] (M) 2*32kB 
[  465.201046]  __alloc_pages_nodemask+0xa80/0xde0
[  465.206028] (UM) 2*64kB 
[  465.208708]  ? graph_lock+0x170/0x170
[  465.212742] (M) 4*128kB 
[  465.215356]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  465.219995] (UM) 2*256kB 
[  465.222669]  ? graph_lock+0x170/0x170
[  465.222697]  ? find_held_lock+0x36/0x1c0
[  465.226460] (M) 4*512kB 
[  465.229148]  ? ____cache_alloc_node+0x1c7/0x1e0
[  465.234138] (UM) 3*1024kB 
[  465.236905]  ? lock_downgrade+0x900/0x900
[  465.240673] (M) 3*2048kB 
[  465.244749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.247388] (M) 3*4096kB 
[  465.252069]  cache_grow_begin+0x91/0x8c0
[  465.254883] (M) = 24824kB
[  465.259044]  ? do_raw_spin_unlock+0xa7/0x2f0
[  465.261782] Node 0 
[  465.267322]  fallback_alloc+0x203/0x2e0
[  465.270053] Normal: 
[  465.274122]  ____cache_alloc_node+0x1c7/0x1e0
[  465.276866] 2044*4kB 
[  465.281274]  kmem_cache_alloc_node+0xe3/0x730
[  465.283488] (UMEH) 
[  465.287464]  ? ipv6_get_ifaddr+0x42e/0x620
[  465.289763] 226*8kB (UMEH) 
[  465.294272]  __alloc_skb+0x119/0x770
[  465.296650] 46*16kB (UME) 
[  465.301154]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  465.303367] 28*32kB (UME) 
[  465.307611]  ? skb_scrub_packet+0x490/0x490
[  465.310514] 10*64kB (UME) 
[  465.314247]  ? lock_downgrade+0x900/0x900
[  465.317077] 4*128kB 
[  465.322364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.325174] (UM) 
[  465.329494]  ? refcount_sub_and_test_checked+0x203/0x310
[  465.329513]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  465.332339] 0*256kB 2*512kB 
[  465.336500]  ? addrconf_rs_timer+0x6f0/0x6f0
[  465.338794] (U) 0*1024kB 
[  465.344358]  ndisc_alloc_skb+0x144/0x340
[  465.346389] 0*2048kB 0*4096kB 
[  465.351864]  ndisc_send_rs+0x331/0x6e0
[  465.357283] = 13792kB
[  465.357299] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  465.360317]  addrconf_rs_timer+0x3c0/0x6f0
[  465.364705] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  465.367457]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  465.371493] 413 total pagecache pages
[  465.374695]  call_timer_fn+0x272/0x920
[  465.378557] 0 pages in swap cache
[  465.380965]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  465.389774] Swap cache stats: add 0, delete 0, find 0/0
[  465.389785] Free swap  = 0kB
[  465.394022]  ? process_timeout+0x40/0x40
[  465.402569] Total swap = 0kB
[  465.402579] 1965979 pages RAM
[  465.406817]  ? find_held_lock+0x36/0x1c0
[  465.410587] 0 pages HighMem/MovableOnly
[  465.410604] 343323 pages reserved
[  465.414505]  ? mark_held_locks+0xc7/0x130
[  465.417932] 0 pages cma reserved
[  465.422166]  ? _raw_spin_unlock_irq+0x27/0x80
[  465.427651] kworker/0:7: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  465.430518]  ? _raw_spin_unlock_irq+0x27/0x80
[  465.434563] kworker/0:7 cpuset=
[  465.437584]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  465.440668] /
[  465.444731]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  465.448686]  mems_allowed=0
[  465.452144]  ? trace_hardirqs_on+0xbd/0x310
[  465.499880]  ? kasan_check_read+0x11/0x20
[  465.504044]  ? __run_timers+0x7da/0xc70
[  465.508026]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  465.513483]  ? tcp_compressed_ack_kick+0x220/0x220
[  465.518427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  465.522668]  __run_timers+0x7e5/0xc70
[  465.526486]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  465.531869]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  465.536986]  ? graph_lock+0x170/0x170
[  465.540799]  ? print_usage_bug+0xc0/0xc0
[  465.544866]  ? lock_release+0x970/0x970
[  465.548856]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  465.554063]  ? find_held_lock+0x36/0x1c0
[  465.558135]  ? graph_lock+0x170/0x170
[  465.561948]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.567485]  ? check_preemption_disabled+0x48/0x200
[  465.572517]  ? __lock_is_held+0xb5/0x140
[  465.576584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.582121]  ? check_preemption_disabled+0x48/0x200
[  465.587157]  run_timer_softirq+0x52/0xb0
[  465.591221]  ? rcu_read_lock_sched_held+0x108/0x120
[  465.596243]  __do_softirq+0x30b/0xad8
[  465.600068]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  465.605182]  ? pvclock_read_flags+0x160/0x160
[  465.609682]  ? lapic_next_event+0x5a/0x90
[  465.613835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.619386]  ? check_preemption_disabled+0x48/0x200
[  465.624410]  ? check_preemption_disabled+0x48/0x200
[  465.629449]  ? kvm_clock_read+0x18/0x30
[  465.633434]  ? kvm_sched_clock_read+0x9/0x20
[  465.637860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.643407]  ? check_preemption_disabled+0x48/0x200
[  465.648442]  irq_exit+0x17f/0x1c0
[  465.651903]  smp_apic_timer_interrupt+0x1cb/0x760
[  465.656757]  ? smp_reschedule_interrupt+0x109/0x650
[  465.662193]  ? smp_call_function_single_interrupt+0x650/0x650
[  465.668254]  ? interrupt_entry+0xb5/0xf0
[  465.672322]  ? trace_hardirqs_off_caller+0xbb/0x300
[  465.677343]  ? trace_hardirqs_off_caller+0xbb/0x300
[  465.682368]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.687321]  ? trace_hardirqs_off+0x300/0x300
[  465.691917]  ? trace_hardirqs_off+0x300/0x300
[  465.696421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.701969]  ? check_preemption_disabled+0x48/0x200
[  465.706992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.712548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  465.717408]  apic_timer_interrupt+0xf/0x20
[  465.721641]  </IRQ>
[  465.723886] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  465.729609] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  465.748525] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  465.756244] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  465.763516] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  465.770788] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  465.778063] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  465.785338] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  465.792657]  cgroup_file_notify+0x226/0x2f0
[  465.796992]  ? cgroup_procs_write_finish+0xf0/0xf0
[  465.801928]  ? print_usage_bug+0xc0/0xc0
[  465.806004]  ? find_held_lock+0x36/0x1c0
[  465.810072]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  465.815627]  shrink_node+0x5e1/0x16b0
[  465.819434]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  465.824748]  ? shrink_node_memcg+0x18e0/0x18e0
[  465.829338]  ? kvm_clock_read+0x18/0x30
[  465.833315]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  465.838363]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  465.842866]  ? kasan_check_write+0x14/0x20
[  465.847106]  ? do_raw_spin_lock+0xc1/0x200
[  465.851344]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  465.856885]  ? __cpuset_node_allowed+0x19b/0x660
[  465.861662]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  465.867376]  ? delayacct_end+0x5a/0x100
[  465.871365]  do_try_to_free_pages+0x3e7/0x1290
[  465.875974]  ? shrink_node+0x16b0/0x16b0
[  465.880045]  ? __lock_is_held+0xb5/0x140
[  465.884127]  try_to_free_pages+0x4d0/0xb90
[  465.888371]  ? do_try_to_free_pages+0x1290/0x1290
[  465.893219]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.898776]  ? lock_acquire+0x1ed/0x520
[  465.902755]  ? set_page_refcounted+0x280/0x280
[  465.907351]  ? lock_release+0x970/0x970
[  465.911334]  ? ___might_sleep+0x1ed/0x300
[  465.915485]  ? arch_local_save_flags+0x40/0x40
[  465.920085]  __alloc_pages_slowpath+0x993/0x2d80
[  465.924886]  ? warn_alloc+0x120/0x120
[  465.928691]  ? __radix_tree_lookup+0x4c0/0x4c0
[  465.933292]  ? find_get_entry+0x2f2/0xc40
[  465.937454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  465.943001]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  465.947940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  465.953479]  ? should_fail+0x22d/0xd01
[  465.957380]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  465.962500]  ? __lock_is_held+0xb5/0x140
[  465.966609]  ? __lock_is_held+0xb5/0x140
[  465.970691]  ? __lock_acquire+0x7ec/0x4ec0
[  465.974932]  ? ___might_sleep+0x1ed/0x300
[  465.979166]  ? lock_release+0x970/0x970
[  465.983145]  ? arch_local_save_flags+0x40/0x40
[  465.987750]  ? __might_sleep+0x95/0x190
[  465.991736]  __alloc_pages_nodemask+0xa80/0xde0
[  465.996414]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  466.001436]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  466.007235]  ? kasan_check_read+0x11/0x20
[  466.011385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.016670]  ? graph_lock+0x170/0x170
[  466.020477]  ? print_usage_bug+0xc0/0xc0
[  466.024542]  ? graph_lock+0x170/0x170
[  466.028348]  ? graph_lock+0x170/0x170
[  466.032158]  ? __do_page_cache_readahead+0x7ce/0x980
[  466.037271]  ? find_held_lock+0x36/0x1c0
[  466.041437]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  466.046982]  alloc_pages_current+0x10c/0x210
[  466.051407]  ? lock_downgrade+0x900/0x900
[  466.055564]  __page_cache_alloc+0x38f/0x5b0
[  466.060249]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  466.066048]  ? kasan_check_read+0x11/0x20
[  466.070208]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.075493]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  466.080180]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.085719]  ? check_preemption_disabled+0x48/0x200
[  466.090750]  filemap_fault+0x1594/0x25f0
[  466.094830]  ? __lock_page_or_retry+0xa00/0xa00
[  466.099512]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  466.105311]  ? kasan_check_read+0x11/0x20
[  466.109468]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.114768]  ? rcu_bh_qs+0xc0/0xc0
[  466.119077]  ? print_usage_bug+0xc0/0xc0
[  466.123148]  ? filemap_map_pages+0xdea/0x1980
[  466.127656]  ? print_usage_bug+0xc0/0xc0
[  466.131730]  ? find_get_pages_range_tag+0x1320/0x1320
[  466.136919]  ? print_usage_bug+0xc0/0xc0
[  466.140976]  ? __lock_acquire+0x7ec/0x4ec0
[  466.145215]  ? graph_lock+0x170/0x170
[  466.149018]  ? __sigqueue_free.part.27+0x7d/0xa0
[  466.153781]  ? __lock_acquire+0x7ec/0x4ec0
[  466.158035]  ? lock_acquire+0x1ed/0x520
[  466.162015]  ? ext4_filemap_fault+0x7a/0xad
[  466.166348]  ? lock_release+0x970/0x970
[  466.170327]  ? arch_local_save_flags+0x40/0x40
[  466.174912]  ? mark_held_locks+0x130/0x130
[  466.179167]  ? down_read+0xb0/0x1d0
[  466.182795]  ? ext4_filemap_fault+0x7a/0xad
[  466.187133]  ? __down_interruptible+0x700/0x700
[  466.192337]  ? graph_lock+0x170/0x170
[  466.196147]  ? __sigqueue_free.part.27+0x7d/0xa0
[  466.200926]  ext4_filemap_fault+0x82/0xad
[  466.205087]  __do_fault+0x100/0x6b0
[  466.208721]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.214008]  ? print_bad_pte+0x6c0/0x6c0
[  466.218081]  ? pmd_val+0x88/0x100
[  466.221536]  ? add_mm_counter_fast+0xd0/0xd0
[  466.225945]  ? pmd_val+0x88/0x100
[  466.229408]  ? add_mm_counter_fast+0xd0/0xd0
[  466.233827]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.239410]  __handle_mm_fault+0x3709/0x53e0
[  466.243833]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  466.250514]  ? graph_lock+0x170/0x170
[  466.254318]  ? print_usage_bug+0xc0/0xc0
[  466.258387]  ? graph_lock+0x170/0x170
[  466.262190]  ? graph_lock+0x170/0x170
[  466.266017]  ? handle_mm_fault+0x42a/0xc70
[  466.270257]  ? lock_downgrade+0x900/0x900
[  466.274407]  ? check_preemption_disabled+0x48/0x200
[  466.279434]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  466.285230]  ? kasan_check_read+0x11/0x20
[  466.289386]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.294669]  ? rcu_bh_qs+0xc0/0xc0
[  466.298210]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  466.303665]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.309205]  ? check_preemption_disabled+0x48/0x200
[  466.314232]  handle_mm_fault+0x54f/0xc70
[  466.318301]  ? __handle_mm_fault+0x53e0/0x53e0
[  466.322888]  ? find_vma+0x34/0x190
[  466.326436]  __do_page_fault+0x67d/0xed0
[  466.330510]  ? mm_fault_error+0x380/0x380
[  466.334666]  ? syscall_slow_exit_work+0x520/0x520
[  466.339526]  do_page_fault+0xf2/0x7e0
[  466.343330]  ? vmalloc_sync_all+0x30/0x30
[  466.347482]  ? error_entry+0x70/0xd0
[  466.351204]  ? trace_hardirqs_off_caller+0xbb/0x300
[  466.356225]  ? trace_hardirqs_on_caller+0xc0/0x300
[  466.361161]  ? syscall_return_slowpath+0x5e0/0x5e0
[  466.366096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.370946]  ? trace_hardirqs_off+0x300/0x300
[  466.375455]  ? trace_hardirqs_off_caller+0x300/0x300
[  466.380578]  ? prepare_exit_to_usermode+0x291/0x3b0
[  466.385619]  ? page_fault+0x8/0x30
[  466.389180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  466.394063]  ? page_fault+0x8/0x30
[  466.397616]  page_fault+0x1e/0x30
[  466.401087] RIP: 0033:0x45db60
[  466.404282] Code: Bad RIP value.
[  466.407649] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  466.413019] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  466.420292] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  466.427566] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  466.434840] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  466.442125] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  466.449434] CPU: 0 PID: 16011 Comm: kworker/0:7 Not tainted 4.19.0-rc2+ #95
[  466.449522] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  466.456547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  466.456572] Workqueue: events_long br_fdb_cleanup
[  466.456581] Call Trace:
[  466.456603]  dump_stack+0x1c4/0x2b4
[  466.456624]  ? dump_stack_print_info.cold.2+0x52/0x52
[  466.463224] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  466.472499]  warn_alloc.cold.118+0xb7/0x1bd
[  466.477312] syz-fuzzer cpuset=
[  466.479899]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  466.483508] /
[  466.488705]  ? lock_downgrade+0x900/0x900
[  466.498921]  mems_allowed=0
[  466.503256]  ? trace_hardirqs_off+0xb8/0x300
[  466.524421]  ? trace_hardirqs_off+0xb8/0x300
[  466.528857]  __alloc_pages_slowpath+0x2667/0x2d80
[  466.533747]  ? warn_alloc+0x120/0x120
[  466.537563]  ? warn_alloc+0x120/0x120
[  466.541373]  ? print_usage_bug+0xc0/0xc0
[  466.545438]  ? warn_alloc+0x120/0x120
[  466.549244]  ? print_usage_bug+0xc0/0xc0
[  466.553311]  ? __lock_acquire+0x7ec/0x4ec0
[  466.557554]  ? print_usage_bug+0xc0/0xc0
[  466.561629]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.567175]  ? should_fail+0x22d/0xd01
[  466.571099]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  466.576214]  ? __lock_acquire+0x7ec/0x4ec0
[  466.580462]  ? __lock_acquire+0x7ec/0x4ec0
[  466.584699]  ? should_fail+0x22d/0xd01
[  466.588588]  ? print_usage_bug+0xc0/0xc0
[  466.592662]  ? mark_held_locks+0x130/0x130
[  466.596908]  ? mark_held_locks+0x130/0x130
[  466.601157]  ? graph_lock+0x170/0x170
[  466.604966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.610504]  ? check_preemption_disabled+0x48/0x200
[  466.615521]  ? check_preemption_disabled+0x48/0x200
[  466.620555]  ? __lock_is_held+0xb5/0x140
[  466.624634]  __alloc_pages_nodemask+0xa80/0xde0
[  466.629312]  ? graph_lock+0x170/0x170
[  466.633127]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  466.638145]  ? graph_lock+0x170/0x170
[  466.641965]  ? find_held_lock+0x36/0x1c0
[  466.646042]  ? ____cache_alloc_node+0x1c7/0x1e0
[  466.650719]  ? lock_downgrade+0x900/0x900
[  466.654888]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.660525]  cache_grow_begin+0x91/0x8c0
[  466.664590]  ? do_raw_spin_unlock+0xa7/0x2f0
[  466.669021]  fallback_alloc+0x203/0x2e0
[  466.673009]  ____cache_alloc_node+0x1c7/0x1e0
[  466.677517]  kmem_cache_alloc_node+0xe3/0x730
[  466.682016]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  466.687816]  ? kasan_check_read+0x11/0x20
[  466.691975]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.697264]  __alloc_skb+0x119/0x770
[  466.701003]  ? skb_scrub_packet+0x490/0x490
[  466.705335]  ? call_switchdev_notifiers+0x43/0x60
[  466.710183]  ? br_switchdev_fdb_notify+0xd1/0x510
[  466.715035]  ? br_switchdev_set_port_flag+0x3c0/0x3c0
[  466.720237]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  466.726033]  ? kasan_check_read+0x11/0x20
[  466.730185]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  466.735464]  ? rcu_bh_qs+0xc0/0xc0
[  466.739020]  fdb_notify+0x9e/0x180
[  466.742580]  fdb_delete+0x803/0x1200
[  466.746312]  ? fdb_create+0x1710/0x1710
[  466.750315]  ? lock_acquire+0x1ed/0x520
[  466.754295]  ? lockdep_hardirqs_on+0x421/0x5c0
[  466.758885]  ? lock_release+0x970/0x970
[  466.762875]  ? preempt_schedule_common+0x1f/0xd0
[  466.767638]  ? br_fdb_cleanup+0x501/0x630
[  466.771790]  ? preempt_schedule+0x4d/0x60
[  466.775945]  ? ___preempt_schedule+0x16/0x18
[  466.780358]  ? kasan_check_write+0x14/0x20
[  466.784599]  ? do_raw_spin_lock+0xc1/0x200
[  466.788854]  br_fdb_cleanup+0x4f0/0x630
[  466.792855]  ? br_fdb_change_mac_address+0x540/0x540
[  466.797968]  ? __lock_is_held+0xb5/0x140
[  466.802050]  process_one_work+0xc90/0x1b90
[  466.806289]  ? mark_held_locks+0x130/0x130
[  466.810541]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  466.815211]  ? __switch_to_asm+0x40/0x70
[  466.819278]  ? __switch_to_asm+0x34/0x70
[  466.823337]  ? __switch_to_asm+0x40/0x70
[  466.827401]  ? __switch_to_asm+0x34/0x70
[  466.831467]  ? __switch_to_asm+0x40/0x70
[  466.835530]  ? __switch_to_asm+0x34/0x70
[  466.839595]  ? __switch_to_asm+0x40/0x70
[  466.843667]  ? __schedule+0x874/0x1ed0
[  466.847570]  ? lock_downgrade+0x900/0x900
[  466.851728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  466.857269]  ? graph_lock+0x170/0x170
[  466.861086]  ? lockdep_hardirqs_on+0x421/0x5c0
[  466.865683]  ? retint_kernel+0x2d/0x2d
[  466.869580]  ? find_held_lock+0x36/0x1c0
[  466.873664]  ? lock_acquire+0x1ed/0x520
[  466.877646]  ? worker_thread+0x3e0/0x1390
[  466.881806]  ? lock_release+0x970/0x970
[  466.885789]  ? trace_hardirqs_off+0xb8/0x300
[  466.890199]  ? kasan_check_read+0x11/0x20
[  466.894352]  ? worker_thread+0x3e0/0x1390
[  466.898506]  ? trace_hardirqs_on+0x310/0x310
[  466.902919]  ? kasan_check_write+0x14/0x20
[  466.907164]  ? do_raw_spin_lock+0xc1/0x200
[  466.911410]  worker_thread+0x17f/0x1390
[  466.915390]  ? __switch_to_asm+0x34/0x70
[  466.919475]  ? process_one_work+0x1b90/0x1b90
[  466.923990]  ? graph_lock+0x170/0x170
[  466.927796]  ? graph_lock+0x170/0x170
[  466.931601]  ? find_held_lock+0x36/0x1c0
[  466.935681]  ? find_held_lock+0x36/0x1c0
[  466.939754]  ? __kthread_parkme+0xce/0x1a0
[  466.944010]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  466.949135]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  466.954719]  ? lockdep_hardirqs_on+0x421/0x5c0
[  466.959310]  ? trace_hardirqs_on+0xbd/0x310
[  466.963632]  ? kasan_check_read+0x11/0x20
[  466.967789]  ? __kthread_parkme+0xce/0x1a0
[  466.972072]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  466.977531]  ? kasan_check_write+0x14/0x20
[  466.981771]  ? do_raw_spin_lock+0xc1/0x200
[  466.986016]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  466.991133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  466.996674]  ? __kthread_parkme+0xfb/0x1a0
[  467.000923]  kthread+0x35a/0x420
[  467.004292]  ? process_one_work+0x1b90/0x1b90
[  467.008792]  ? kthread_bind+0x40/0x40
[  467.012606]  ret_from_fork+0x3a/0x50
[  467.016342] warn_alloc_show_mem: 1 callbacks suppressed
[  467.016355] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  467.016357] Mem-Info:
[  467.016391] active_anon:42551 inactive_anon:372 isolated_anon:0
[  467.016391]  active_file:18 inactive_file:16 isolated_file:0
[  467.016391]  unevictable:0 dirty:0 writeback:0 unstable:0
[  467.016391]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  467.016391]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  467.016391]  free:13623 free_pcp:186 free_cma:0
[  467.021735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  467.028676] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  467.031078] Call Trace:
[  467.063957] Node 0 
[  467.073335]  <IRQ>
[  467.101029] 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
[  467.103596]  dump_stack+0x1c4/0x2b4
[  467.105802] lowmem_reserve[]: 0
[  467.107963]  ? dump_stack_print_info.cold.2+0x52/0x52
[  467.134089]  2815 6318
[  467.137754]  warn_alloc.cold.118+0xb7/0x1bd
[  467.140985]  6318
[  467.146184]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  467.148662] Node 0 
[  467.153004]  ? lock_downgrade+0x900/0x900
[  467.155069] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  467.159892]  ? trace_hardirqs_off+0xb8/0x300
[  467.162100] lowmem_reserve[]: 0
[  467.166262]  ? trace_hardirqs_off+0xb8/0x300
[  467.192876]  0 3503
[  467.197432]  __alloc_pages_slowpath+0x2667/0x2d80
[  467.200552]  3503
[  467.205012]  ? warn_alloc+0x120/0x120
[  467.207199] Node 0 
[  467.212051]  ? trace_hardirqs_on+0x310/0x310
[  467.214127] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  467.217893]  ? warn_alloc+0x120/0x120
[  467.220102] lowmem_reserve[]: 0
[  467.224525]  ? print_usage_bug+0xc0/0xc0
[  467.252877]  0 0
[  467.256710]  ? warn_alloc+0x120/0x120
[  467.259962]  0
[  467.264026]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  467.269775]  ? print_usage_bug+0xc0/0xc0
[  467.271551] Node 0 
[  467.276584]  ? __lock_acquire+0x7ec/0x4ec0
[  467.280610] DMA: 1*4kB 
[  467.282873]  ? __lock_acquire+0x7ec/0x4ec0
[  467.287084] (U) 
[  467.289671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  467.293879] 0*8kB 0*16kB 
[  467.295880]  ? should_fail+0x22d/0xd01
[  467.301386] 1*32kB (U) 
[  467.304162]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  467.308014] 2*64kB (U) 
[  467.310626]  ? __lock_acquire+0x7ec/0x4ec0
[  467.315694] 1*128kB (U) 
[  467.318302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  467.322503] 1*256kB (U) 
[  467.325186]  ? __lock_acquire+0x7ec/0x4ec0
[  467.330262] 0*512kB 1*1024kB 
[  467.332974]  ? should_fail+0x22d/0xd01
[  467.337189] (U) 1*2048kB 
[  467.340311]  ? print_usage_bug+0xc0/0xc0
[  467.344166] (M) 3*4096kB 
[  467.346949]  ? mark_held_locks+0x130/0x130
[  467.350982] (M) 
[  467.353746]  ? mark_held_locks+0x130/0x130
[  467.357953] = 15908kB
[  467.357963] Node 0 
[  467.359990]  ? try_to_wake_up+0x10a/0x12f0
[  467.364193] DMA32: 4*4kB 
[  467.366616]  ? graph_lock+0x170/0x170
[  467.368826] (UM) 3*8kB 
[  467.373086]  ? print_usage_bug+0xc0/0xc0
[  467.375812] (UM) 1*16kB 
[  467.379642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.382194] (M) 
[  467.386254]  ? check_preemption_disabled+0x48/0x200
[  467.388898] 2*32kB (UM) 
[  467.394447]  ? check_preemption_disabled+0x48/0x200
[  467.396395] 2*64kB (M) 
[  467.401430]  ? __lock_is_held+0xb5/0x140
[  467.404066] 4*128kB (UM) 
[  467.409127]  __alloc_pages_nodemask+0xa80/0xde0
[  467.411691] 2*256kB 
[  467.415759]  ? graph_lock+0x170/0x170
[  467.418486] (M) 4*512kB 
[  467.423171]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  467.425460] (UM) 3*1024kB 
[  467.429276]  ? graph_lock+0x170/0x170
[  467.431915] (M) 3*2048kB 
[  467.436952]  ? find_held_lock+0x36/0x1c0
[  467.439754] (M) 3*4096kB 
[  467.443575]  ? ____cache_alloc_node+0x1c7/0x1e0
[  467.446297] (M) = 24824kB
[  467.450369]  ? lock_downgrade+0x900/0x900
[  467.453105] Node 0 
[  467.457784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.460508] Normal: 2044*4kB 
[  467.464685]  cache_grow_begin+0x91/0x8c0
[  467.466889] (UMEH) 226*8kB 
[  467.472441]  ? do_raw_spin_unlock+0xa7/0x2f0
[  467.475518] (UMEH) 46*16kB 
[  467.479603]  fallback_alloc+0x203/0x2e0
[  467.482502] (UME) 28*32kB 
[  467.486935]  ____cache_alloc_node+0x1c7/0x1e0
[  467.489835] (UME) 10*64kB 
[  467.493852]  kmem_cache_alloc_node+0xe3/0x730
[  467.496659] (UME) 4*128kB 
[  467.501176]  ? ipv6_get_ifaddr+0x42e/0x620
[  467.503991] (UM) 0*256kB 
[  467.508513]  __alloc_skb+0x119/0x770
[  467.511329] 2*512kB 
[  467.515570]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  467.518302] (U) 
[  467.522019]  ? skb_scrub_packet+0x490/0x490
[  467.524311] 0*1024kB 0*2048kB 
[  467.529601]  ? lock_downgrade+0x900/0x900
[  467.531552] 0*4096kB = 13792kB
[  467.535898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.539092] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  467.543239]  ? refcount_sub_and_test_checked+0x203/0x310
[  467.546412] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  467.546423] 413 total pagecache pages
[  467.551971]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  467.560806] 0 pages in swap cache
[  467.566270]  ? addrconf_rs_timer+0x6f0/0x6f0
[  467.574825] Swap cache stats: add 0, delete 0, find 0/0
[  467.574837] Free swap  = 0kB
[  467.578670]  ndisc_alloc_skb+0x144/0x340
[  467.584094] Total swap = 0kB
[  467.587558]  ndisc_send_rs+0x331/0x6e0
[  467.591946] 1965979 pages RAM
[  467.597329]  addrconf_rs_timer+0x3c0/0x6f0
[  467.600315] 0 pages HighMem/MovableOnly
[  467.600325] 343323 pages reserved
[  467.604402]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  467.607382] 0 pages cma reserved
[  467.607546] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  467.611294]  call_timer_fn+0x272/0x920
[  467.614371] syz-executor3 cpuset=
[  467.618610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  467.622561] syz3
[  467.626022]  ? process_timeout+0x40/0x40
[  467.630237]  mems_allowed=0
[  467.633608]  ? find_held_lock+0x36/0x1c0
[  467.668652]  ? mark_held_locks+0xc7/0x130
[  467.672816]  ? _raw_spin_unlock_irq+0x27/0x80
[  467.677329]  ? _raw_spin_unlock_irq+0x27/0x80
[  467.681832]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  467.686120]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  467.690721]  ? trace_hardirqs_on+0xbd/0x310
[  467.695044]  ? kasan_check_read+0x11/0x20
[  467.699208]  ? __run_timers+0x7da/0xc70
[  467.703192]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  467.708677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  467.712925]  __run_timers+0x7e5/0xc70
[  467.716749]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  467.722141]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  467.727178]  ? graph_lock+0x170/0x170
[  467.731002]  ? print_usage_bug+0xc0/0xc0
[  467.735074]  ? lock_release+0x970/0x970
[  467.739061]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  467.744275]  ? find_held_lock+0x36/0x1c0
[  467.748352]  ? graph_lock+0x170/0x170
[  467.752167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.757713]  ? check_preemption_disabled+0x48/0x200
[  467.762850]  ? __lock_is_held+0xb5/0x140
[  467.766929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.772476]  ? check_preemption_disabled+0x48/0x200
[  467.777511]  run_timer_softirq+0x52/0xb0
[  467.781576]  ? rcu_read_lock_sched_held+0x108/0x120
[  467.786602]  __do_softirq+0x30b/0xad8
[  467.790425]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  467.795548]  ? pvclock_read_flags+0x160/0x160
[  467.800050]  ? lapic_next_event+0x5a/0x90
[  467.804205]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.809753]  ? check_preemption_disabled+0x48/0x200
[  467.814776]  ? check_preemption_disabled+0x48/0x200
[  467.819812]  ? kvm_clock_read+0x18/0x30
[  467.823800]  ? kvm_sched_clock_read+0x9/0x20
[  467.828217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.833765]  ? check_preemption_disabled+0x48/0x200
[  467.838802]  irq_exit+0x17f/0x1c0
[  467.842266]  smp_apic_timer_interrupt+0x1cb/0x760
[  467.847118]  ? smp_reschedule_interrupt+0x109/0x650
[  467.852146]  ? smp_call_function_single_interrupt+0x650/0x650
[  467.858041]  ? interrupt_entry+0xb5/0xf0
[  467.862111]  ? trace_hardirqs_off_caller+0xbb/0x300
[  467.867141]  ? trace_hardirqs_off_caller+0xbb/0x300
[  467.872201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  467.877054]  ? trace_hardirqs_off+0x300/0x300
[  467.881554]  ? trace_hardirqs_off+0x300/0x300
[  467.886064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.891616]  ? check_preemption_disabled+0x48/0x200
[  467.896659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  467.902260]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  467.907147]  apic_timer_interrupt+0xf/0x20
[  467.911406]  </IRQ>
[  467.913669] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  467.919392] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  467.938326] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  467.946058] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  467.953338] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  467.960632] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  467.967925] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  467.975211] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  467.982535]  cgroup_file_notify+0x226/0x2f0
[  467.986883]  ? cgroup_procs_write_finish+0xf0/0xf0
[  467.991818]  ? print_usage_bug+0xc0/0xc0
[  467.995907]  ? find_held_lock+0x36/0x1c0
[  467.999978]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.005528]  shrink_node+0x5e1/0x16b0
[  468.009333]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  468.014655]  ? shrink_node_memcg+0x18e0/0x18e0
[  468.019247]  ? kvm_clock_read+0x18/0x30
[  468.023229]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  468.028258]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  468.032756]  ? kasan_check_write+0x14/0x20
[  468.036999]  ? do_raw_spin_lock+0xc1/0x200
[  468.041238]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  468.046779]  ? __cpuset_node_allowed+0x19b/0x660
[  468.051545]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  468.057269]  ? delayacct_end+0x5a/0x100
[  468.061636]  do_try_to_free_pages+0x3e7/0x1290
[  468.066251]  ? shrink_node+0x16b0/0x16b0
[  468.070324]  ? __lock_is_held+0xb5/0x140
[  468.074411]  try_to_free_pages+0x4d0/0xb90
[  468.078664]  ? do_try_to_free_pages+0x1290/0x1290
[  468.083525]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.089082]  ? lock_acquire+0x1ed/0x520
[  468.093064]  ? set_page_refcounted+0x280/0x280
[  468.097660]  ? lock_release+0x970/0x970
[  468.101646]  ? ___might_sleep+0x1ed/0x300
[  468.105829]  ? arch_local_save_flags+0x40/0x40
[  468.110469]  __alloc_pages_slowpath+0x993/0x2d80
[  468.115266]  ? warn_alloc+0x120/0x120
[  468.119074]  ? __radix_tree_lookup+0x4c0/0x4c0
[  468.123684]  ? find_get_entry+0x2f2/0xc40
[  468.127861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.133416]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  468.138352]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.143893]  ? should_fail+0x22d/0xd01
[  468.147787]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  468.152893]  ? __lock_is_held+0xb5/0x140
[  468.156986]  ? __lock_is_held+0xb5/0x140
[  468.161063]  ? __lock_acquire+0x7ec/0x4ec0
[  468.165302]  ? ___might_sleep+0x1ed/0x300
[  468.169452]  ? lock_release+0x970/0x970
[  468.173431]  ? arch_local_save_flags+0x40/0x40
[  468.178033]  ? __might_sleep+0x95/0x190
[  468.182021]  __alloc_pages_nodemask+0xa80/0xde0
[  468.186701]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  468.191722]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  468.197519]  ? kasan_check_read+0x11/0x20
[  468.201670]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  468.206955]  ? graph_lock+0x170/0x170
[  468.210768]  ? print_usage_bug+0xc0/0xc0
[  468.214836]  ? graph_lock+0x170/0x170
[  468.218682]  ? graph_lock+0x170/0x170
[  468.222486]  ? __do_page_cache_readahead+0x7ce/0x980
[  468.227599]  ? find_held_lock+0x36/0x1c0
[  468.231674]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  468.237216]  alloc_pages_current+0x10c/0x210
[  468.241638]  ? lock_downgrade+0x900/0x900
[  468.245800]  __page_cache_alloc+0x38f/0x5b0
[  468.250157]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  468.255960]  ? kasan_check_read+0x11/0x20
[  468.260120]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  468.265422]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  468.270109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.275652]  ? check_preemption_disabled+0x48/0x200
[  468.280704]  filemap_fault+0x1594/0x25f0
[  468.284790]  ? __lock_page_or_retry+0xa00/0xa00
[  468.289474]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  468.295269]  ? kasan_check_read+0x11/0x20
[  468.299423]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  468.304701]  ? rcu_bh_qs+0xc0/0xc0
[  468.308248]  ? print_usage_bug+0xc0/0xc0
[  468.312318]  ? filemap_map_pages+0xdea/0x1980
[  468.316820]  ? print_usage_bug+0xc0/0xc0
[  468.320904]  ? find_get_pages_range_tag+0x1320/0x1320
[  468.326101]  ? print_usage_bug+0xc0/0xc0
[  468.330167]  ? __lock_acquire+0x7ec/0x4ec0
[  468.334405]  ? graph_lock+0x170/0x170
[  468.338212]  ? __sigqueue_free.part.27+0x7d/0xa0
[  468.342977]  ? __lock_acquire+0x7ec/0x4ec0
[  468.347230]  ? lock_acquire+0x1ed/0x520
[  468.351210]  ? ext4_filemap_fault+0x7a/0xad
[  468.355539]  ? lock_release+0x970/0x970
[  468.359515]  ? arch_local_save_flags+0x40/0x40
[  468.364099]  ? mark_held_locks+0x130/0x130
[  468.368349]  ? down_read+0xb0/0x1d0
[  468.371975]  ? ext4_filemap_fault+0x7a/0xad
[  468.376307]  ? __down_interruptible+0x700/0x700
[  468.380976]  ? graph_lock+0x170/0x170
[  468.384778]  ? __sigqueue_free.part.27+0x7d/0xa0
[  468.389554]  ext4_filemap_fault+0x82/0xad
[  468.393708]  __do_fault+0x100/0x6b0
[  468.397349]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  468.402652]  ? print_bad_pte+0x6c0/0x6c0
[  468.406728]  ? pmd_val+0x88/0x100
[  468.410185]  ? add_mm_counter_fast+0xd0/0xd0
[  468.414593]  ? pmd_val+0x88/0x100
[  468.418052]  ? add_mm_counter_fast+0xd0/0xd0
[  468.422465]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.428010]  __handle_mm_fault+0x3709/0x53e0
[  468.432440]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  468.437312]  ? graph_lock+0x170/0x170
[  468.441137]  ? print_usage_bug+0xc0/0xc0
[  468.445206]  ? graph_lock+0x170/0x170
[  468.449006]  ? graph_lock+0x170/0x170
[  468.452831]  ? handle_mm_fault+0x42a/0xc70
[  468.457075]  ? lock_downgrade+0x900/0x900
[  468.461223]  ? check_preemption_disabled+0x48/0x200
[  468.466246]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  468.472043]  ? kasan_check_read+0x11/0x20
[  468.476199]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  468.481479]  ? rcu_bh_qs+0xc0/0xc0
[  468.485024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  468.490487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.496046]  ? check_preemption_disabled+0x48/0x200
[  468.501101]  handle_mm_fault+0x54f/0xc70
[  468.505176]  ? __handle_mm_fault+0x53e0/0x53e0
[  468.509769]  ? find_vma+0x34/0x190
[  468.513317]  __do_page_fault+0x67d/0xed0
[  468.517389]  ? mm_fault_error+0x380/0x380
[  468.521563]  ? syscall_slow_exit_work+0x520/0x520
[  468.526431]  do_page_fault+0xf2/0x7e0
[  468.530241]  ? vmalloc_sync_all+0x30/0x30
[  468.534400]  ? error_entry+0x70/0xd0
[  468.538129]  ? trace_hardirqs_off_caller+0xbb/0x300
[  468.543160]  ? trace_hardirqs_on_caller+0xc0/0x300
[  468.548124]  ? syscall_return_slowpath+0x5e0/0x5e0
[  468.553069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  468.557929]  ? trace_hardirqs_off+0x300/0x300
[  468.562429]  ? trace_hardirqs_off_caller+0x300/0x300
[  468.567560]  ? prepare_exit_to_usermode+0x291/0x3b0
[  468.572591]  ? page_fault+0x8/0x30
[  468.576148]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  468.581000]  ? page_fault+0x8/0x30
[  468.584561]  page_fault+0x1e/0x30
[  468.588018] RIP: 0033:0x45db60
[  468.591213] Code: Bad RIP value.
[  468.594604] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  468.599981] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  468.607260] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  468.614540] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  468.621821] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  468.629130] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  468.636456] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  468.636530] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  468.643741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  468.643747] Call Trace:
[  468.643772]  dump_stack+0x1c4/0x2b4
[  468.643790]  ? dump_stack_print_info.cold.2+0x52/0x52
[  468.643822]  warn_alloc.cold.118+0xb7/0x1bd
[  468.650404] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  468.659670]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  468.662228] syz-fuzzer cpuset=
[  468.665877]  ? lock_downgrade+0x900/0x900
[  468.671045] /
[  468.675373]  ? trace_hardirqs_off+0xb8/0x300
[  468.685576]  mems_allowed=0
[  468.690421]  ? trace_hardirqs_off+0xb8/0x300
[  468.711194]  __alloc_pages_slowpath+0x2667/0x2d80
[  468.716081]  ? warn_alloc+0x120/0x120
[  468.719903]  ? attach_entity_load_avg+0x860/0x860
[  468.724767]  ? warn_alloc+0x120/0x120
[  468.728584]  ? print_usage_bug+0xc0/0xc0
[  468.732653]  ? warn_alloc+0x120/0x120
[  468.736465]  ? print_usage_bug+0xc0/0xc0
[  468.740552]  ? rb_erase+0x3710/0x3710
[  468.744370]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  468.749918]  ? should_fail+0x22d/0xd01
[  468.753815]  ? find_held_lock+0x36/0x1c0
[  468.757887]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  468.763010]  ? __lock_acquire+0x7ec/0x4ec0
[  468.767259]  ? should_fail+0x22d/0xd01
[  468.771155]  ? __update_load_avg_blocked_se+0x730/0x730
[  468.776529]  ? mark_held_locks+0x130/0x130
[  468.780773]  ? mark_held_locks+0x130/0x130
[  468.785016]  ? __lock_acquire+0x7ec/0x4ec0
[  468.789256]  ? update_load_avg+0x387/0x2470
[  468.793589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.799143]  ? graph_lock+0x170/0x170
[  468.802950]  ? graph_lock+0x170/0x170
[  468.806768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.812317]  ? check_preemption_disabled+0x48/0x200
[  468.817333]  ? check_preemption_disabled+0x48/0x200
[  468.822370]  ? __lock_is_held+0xb5/0x140
[  468.826444]  __alloc_pages_nodemask+0xa80/0xde0
[  468.831128]  ? graph_lock+0x170/0x170
[  468.834949]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  468.839977]  ? graph_lock+0x170/0x170
[  468.843805]  ? find_held_lock+0x36/0x1c0
[  468.847890]  ? ____cache_alloc_node+0x1c7/0x1e0
[  468.852572]  ? lock_downgrade+0x900/0x900
[  468.856739]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  468.862294]  cache_grow_begin+0x91/0x8c0
[  468.866370]  ? do_raw_spin_unlock+0xa7/0x2f0
[  468.870808]  fallback_alloc+0x203/0x2e0
[  468.874816]  ____cache_alloc_node+0x1c7/0x1e0
[  468.879340]  kmem_cache_alloc+0x1f8/0x730
[  468.883516]  skb_clone+0x1bb/0x500
[  468.887069]  ? finish_task_switch+0x2f5/0x900
[  468.891578]  ? skb_split+0x11e0/0x11e0
[  468.895505]  ? preempt_notifier_register+0x200/0x200
[  468.900612]  ? __switch_to_asm+0x34/0x70
[  468.904675]  ? __switch_to_asm+0x34/0x70
[  468.908741]  ? __switch_to_asm+0x40/0x70
[  468.912804]  ? __switch_to_asm+0x34/0x70
[  468.916897]  ? __switch_to_asm+0x40/0x70
[  468.920971]  ? __switch_to_asm+0x34/0x70
[  468.925035]  ? __switch_to_asm+0x40/0x70
[  468.929107]  ? __switch_to_asm+0x34/0x70
[  468.933181]  ? __switch_to_asm+0x34/0x70
[  468.937245]  ? __switch_to_asm+0x40/0x70
[  468.941318]  ? __switch_to_asm+0x34/0x70
[  468.945401]  bpf_clone_redirect+0xb9/0x490
[  468.949646]  ? __schedule+0x874/0x1ed0
[  468.954028]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  468.959057]  ? __sched_text_start+0x8/0x8
[  468.963209]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  468.967994]  ? find_held_lock+0x36/0x1c0
[  468.972070]  ? lock_acquire+0x1ed/0x520
[  468.976046]  ? bpf_test_run+0x32e/0x5a0
[  468.980027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  468.985565]  ? check_preemption_disabled+0x48/0x200
[  468.990586]  ? kasan_check_read+0x11/0x20
[  468.994742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  469.000029]  ? rcu_bh_qs+0xc0/0xc0
[  469.003580]  ? preempt_schedule+0x4d/0x60
[  469.007755]  ? ___preempt_schedule+0x16/0x18
[  469.012192]  ? bpf_test_run+0x1c0/0x5a0
[  469.016191]  ? netlink_diag_dump+0x2a0/0x2a0
[  469.020618]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.026210]  ? bpf_test_init.isra.9+0x70/0x100
[  469.030812]  ? bpf_prog_test_run_skb+0x634/0xb40
[  469.035591]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  469.040442]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  469.045981]  ? fput+0x130/0x1a0
[  469.049264]  ? __bpf_prog_get+0x9b/0x290
[  469.053336]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  469.058179]  ? bpf_prog_test_run+0x130/0x1a0
[  469.062592]  ? __x64_sys_bpf+0x3d8/0x510
[  469.066668]  ? bpf_prog_get+0x20/0x20
[  469.070521]  ? do_syscall_64+0x1b9/0x820
[  469.074585]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  469.079997]  ? syscall_return_slowpath+0x5e0/0x5e0
[  469.084945]  ? trace_hardirqs_off+0x300/0x300
[  469.089442]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  469.094466]  ? recalc_sigpending_tsk+0x180/0x180
[  469.099226]  ? kasan_check_write+0x14/0x20
[  469.103481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  469.108350]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  469.113750] warn_alloc_show_mem: 1 callbacks suppressed
[  469.113763] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  469.113765] Mem-Info:
[  469.113800] active_anon:42551 inactive_anon:372 isolated_anon:0
[  469.113800]  active_file:18 inactive_file:16 isolated_file:0
[  469.113800]  unevictable:0 dirty:0 writeback:0 unstable:0
[  469.113800]  slab_reclaimable:9758 slab_unreclaimable:1480131
[  469.113800]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  469.113800]  free:13623 free_pcp:186 free_cma:0
[  469.119162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  469.126116] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  469.128517] Call Trace:
[  469.161402] Node 0 
[  469.170769]  <IRQ>
[  469.198482] 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
[  469.201046]  dump_stack+0x1c4/0x2b4
[  469.203249] lowmem_reserve[]: 0
[  469.205412]  ? dump_stack_print_info.cold.2+0x52/0x52
[  469.230900]  2815 6318
[  469.234562]  warn_alloc.cold.118+0xb7/0x1bd
[  469.237799]  6318
[  469.243001]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  469.245477] Node 0 
[  469.249799]  ? lock_downgrade+0x900/0x900
[  469.251876] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  469.256695]  ? trace_hardirqs_off+0xb8/0x300
[  469.258935] lowmem_reserve[]:
[  469.263087]  ? trace_hardirqs_off+0xb8/0x300
[  469.289605]  0 0
[  469.294043]  __alloc_pages_slowpath+0x2667/0x2d80
[  469.297110]  3503 3503
[  469.301558]  ? warn_alloc+0x120/0x120
[  469.308337]  ? warn_alloc+0x120/0x120
[  469.310814] Node 0 
[  469.314614]  ? print_usage_bug+0xc0/0xc0
[  469.318421] Normal free:13760kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:744kB local_pcp:256kB free_cma:0kB
[  469.320636]  ? warn_alloc+0x120/0x120
[  469.324658] lowmem_reserve[]: 0
[  469.353055]  ? print_usage_bug+0xc0/0xc0
[  469.356860]  0
[  469.360156]  ? kasan_check_write+0x14/0x20
[  469.364192]  0 0
[  469.366012]  ? native_queued_spin_lock_slowpath+0x1de/0x1120
[  469.372194]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  469.377970] Node 0 DMA: 
[  469.383524]  ? should_fail+0x22d/0xd01
[  469.383542]  ? print_usage_bug+0xc0/0xc0
[  469.386194] 1*4kB 
[  469.390080]  ? print_usage_bug+0xc0/0xc0
[  469.394112] (U) 0*8kB 
[  469.396276]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  469.400311] 0*16kB 1*32kB 
[  469.402817]  ? __lock_acquire+0x7ec/0x4ec0
[  469.407892] (U) 2*64kB 
[  469.410841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  469.415051] (U) 1*128kB 
[  469.417654]  ? should_fail+0x22d/0xd01
[  469.422736] (U) 
[  469.425423]  ? mark_held_locks+0x130/0x130
[  469.429331] 1*256kB (U) 
[  469.431332]  ? mark_held_locks+0x130/0x130
[  469.435548] 0*512kB 1*1024kB 
[  469.438242]  ? print_usage_bug+0xc0/0xc0
[  469.442458] (U) 
[  469.445575]  ? __lock_acquire+0x7ec/0x4ec0
[  469.449612] 1*2048kB (M) 3*4096kB 
[  469.451630]  ? graph_lock+0x170/0x170
[  469.455824] (M) = 15908kB
[  469.459383]  ? mark_held_locks+0x130/0x130
[  469.463163] Node 0 
[  469.465921]  ? mark_held_locks+0x130/0x130
[  469.470138] DMA32: 
[  469.472384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.476599] 4*4kB 
[  469.478840]  ? check_preemption_disabled+0x48/0x200
[  469.484356] (UM) 3*8kB 
[  469.486516]  ? check_preemption_disabled+0x48/0x200
[  469.491504] (UM) 1*16kB 
[  469.494108]  ? __lock_is_held+0xb5/0x140
[  469.499080] (M) 2*32kB 
[  469.501790]  __alloc_pages_nodemask+0xa80/0xde0
[  469.505826] (UM) 
[  469.508416]  ? graph_lock+0x170/0x170
[  469.513054] 2*64kB (M) 
[  469.515130]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  469.518909] 4*128kB (UM) 
[  469.521505]  ? graph_lock+0x170/0x170
[  469.526492] 2*256kB (M) 
[  469.529277]  ? find_held_lock+0x36/0x1c0
[  469.533040] 4*512kB (UM) 
[  469.535733]  ? ____cache_alloc_node+0x1c7/0x1e0
[  469.539759] 3*1024kB (M) 
[  469.542534]  ? lock_downgrade+0x900/0x900
[  469.547171] 3*2048kB (M) 
[  469.549945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.554058] 3*4096kB (M) 
[  469.556830]  cache_grow_begin+0x91/0x8c0
[  469.562342] = 24824kB
[  469.562354] Node 0 
[  469.565126]  ? do_raw_spin_unlock+0xa7/0x2f0
[  469.569168] Normal: 2044*4kB 
[  469.571710]  fallback_alloc+0x203/0x2e0
[  469.573921] (UMEH) 
[  469.578376]  ____cache_alloc_node+0x1c7/0x1e0
[  469.581455] 226*8kB (UMEH) 
[  469.585457]  kmem_cache_alloc_node+0xe3/0x730
[  469.587663] 46*16kB (UME) 
[  469.592429]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  469.595340] 28*32kB 
[  469.599834]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  469.602666] (UME) 
[  469.607774]  __alloc_skb+0x119/0x770
[  469.610065] 10*64kB (UME) 
[  469.614662]  ? calc_wheel_index+0x220/0x220
[  469.616787] 4*128kB (UM) 
[  469.620508]  ? skb_scrub_packet+0x490/0x490
[  469.623333] 0*256kB 
[  469.627652]  ? lock_acquire+0x1ed/0x520
[  469.630396] 2*512kB (U) 
[  469.634722]  ? aoecmd_cfg+0x108/0x7f0
[  469.637020] 0*1024kB 0*2048kB 
[  469.641003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.643647] 0*4096kB = 13792kB
[  469.647489]  ? check_preemption_disabled+0x48/0x200
[  469.650669] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  469.656197]  ? kasan_check_read+0x11/0x20
[  469.659375] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  469.664390]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  469.673209] 413 total pagecache pages
[  469.677373]  ? rcu_bh_qs+0xc0/0xc0
[  469.685932] 0 pages in swap cache
[  469.691217]  new_skb+0x26/0x1c0
[  469.694993] Swap cache stats: add 0, delete 0, find 0/0
[  469.695004] Free swap  = 0kB
[  469.698555]  aoecmd_cfg+0x279/0x7f0
[  469.701983] Total swap = 0kB
[  469.701993] 1965979 pages RAM
[  469.705283]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  469.710618] 0 pages HighMem/MovableOnly
[  469.710652] 343323 pages reserved
[  469.713689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.717293] 0 pages cma reserved
[  469.719398] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  469.720329]  ? check_preemption_disabled+0x48/0x200
[  469.723421] syz-executor3 cpuset=
[  469.727748]  ? check_preemption_disabled+0x48/0x200
[  469.731699] syz3
[  469.735164]  ? __lock_is_held+0xb5/0x140
[  469.740670]  mems_allowed=0
[  469.776931]  discover_timer+0x50/0x60
[  469.780741]  call_timer_fn+0x272/0x920
[  469.784645]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  469.789502]  ? process_timeout+0x40/0x40
[  469.793570]  ? find_held_lock+0x36/0x1c0
[  469.797657]  ? mark_held_locks+0xc7/0x130
[  469.801820]  ? _raw_spin_unlock_irq+0x27/0x80
[  469.806326]  ? _raw_spin_unlock_irq+0x27/0x80
[  469.810832]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  469.815705]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  469.820312]  ? trace_hardirqs_on+0xbd/0x310
[  469.824647]  ? kasan_check_read+0x11/0x20
[  469.828812]  ? __run_timers+0x7da/0xc70
[  469.832805]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  469.838285]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  469.843139]  __run_timers+0x7e5/0xc70
[  469.846964]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  469.852337]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  469.857361]  ? graph_lock+0x170/0x170
[  469.861170]  ? print_usage_bug+0xc0/0xc0
[  469.865230]  ? lock_release+0x970/0x970
[  469.869210]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  469.874412]  ? find_held_lock+0x36/0x1c0
[  469.878483]  ? graph_lock+0x170/0x170
[  469.882290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.887827]  ? check_preemption_disabled+0x48/0x200
[  469.892873]  ? __lock_is_held+0xb5/0x140
[  469.896941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.902478]  ? check_preemption_disabled+0x48/0x200
[  469.907510]  run_timer_softirq+0x52/0xb0
[  469.911574]  ? rcu_read_lock_sched_held+0x108/0x120
[  469.916597]  __do_softirq+0x30b/0xad8
[  469.920422]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  469.925534]  ? pvclock_read_flags+0x160/0x160
[  469.930036]  ? lapic_next_event+0x5a/0x90
[  469.934192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.939730]  ? check_preemption_disabled+0x48/0x200
[  469.944745]  ? check_preemption_disabled+0x48/0x200
[  469.949770]  ? kvm_clock_read+0x18/0x30
[  469.953748]  ? kvm_sched_clock_read+0x9/0x20
[  469.958164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  469.963708]  ? check_preemption_disabled+0x48/0x200
[  469.968740]  irq_exit+0x17f/0x1c0
[  469.972207]  smp_apic_timer_interrupt+0x1cb/0x760
[  469.977053]  ? smp_reschedule_interrupt+0x109/0x650
[  469.982073]  ? smp_call_function_single_interrupt+0x650/0x650
[  469.987962]  ? interrupt_entry+0xb5/0xf0
[  469.992030]  ? trace_hardirqs_off_caller+0xbb/0x300
[  469.997045]  ? trace_hardirqs_off_caller+0xbb/0x300
[  470.002070]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.006916]  ? trace_hardirqs_off+0x300/0x300
[  470.011410]  ? trace_hardirqs_off+0x300/0x300
[  470.015914]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.021456]  ? check_preemption_disabled+0x48/0x200
[  470.026477]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.032029]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.036900]  apic_timer_interrupt+0xf/0x20
[  470.041133]  </IRQ>
[  470.043375] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  470.049349] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  470.068721] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  470.076435] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  470.083705] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  470.090973] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  470.098240] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  470.105506] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  470.112827]  cgroup_file_notify+0x226/0x2f0
[  470.117882]  ? cgroup_procs_write_finish+0xf0/0xf0
[  470.122818]  ? print_usage_bug+0xc0/0xc0
[  470.126898]  ? find_held_lock+0x36/0x1c0
[  470.130993]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.136538]  shrink_node+0x5e1/0x16b0
[  470.140341]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  470.145658]  ? shrink_node_memcg+0x18e0/0x18e0
[  470.150250]  ? kvm_clock_read+0x18/0x30
[  470.154225]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  470.159253]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  470.163751]  ? kasan_check_write+0x14/0x20
[  470.167988]  ? do_raw_spin_lock+0xc1/0x200
[  470.172225]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  470.177768]  ? __cpuset_node_allowed+0x19b/0x660
[  470.182528]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  470.188243]  ? delayacct_end+0x5a/0x100
[  470.192232]  do_try_to_free_pages+0x3e7/0x1290
[  470.196835]  ? shrink_node+0x16b0/0x16b0
[  470.200911]  ? __lock_is_held+0xb5/0x140
[  470.204989]  try_to_free_pages+0x4d0/0xb90
[  470.209232]  ? do_try_to_free_pages+0x1290/0x1290
[  470.214076]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.219635]  ? lock_acquire+0x1ed/0x520
[  470.223614]  ? set_page_refcounted+0x280/0x280
[  470.228214]  ? lock_release+0x970/0x970
[  470.232203]  ? ___might_sleep+0x1ed/0x300
[  470.236356]  ? arch_local_save_flags+0x40/0x40
[  470.240957]  __alloc_pages_slowpath+0x993/0x2d80
[  470.245749]  ? warn_alloc+0x120/0x120
[  470.249555]  ? __radix_tree_lookup+0x4c0/0x4c0
[  470.254169]  ? find_get_entry+0x2f2/0xc40
[  470.258329]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.263875]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  470.268810]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.274358]  ? should_fail+0x22d/0xd01
[  470.278253]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  470.283365]  ? __lock_is_held+0xb5/0x140
[  470.287460]  ? __lock_is_held+0xb5/0x140
[  470.291532]  ? __lock_acquire+0x7ec/0x4ec0
[  470.295771]  ? ___might_sleep+0x1ed/0x300
[  470.299923]  ? lock_release+0x970/0x970
[  470.303903]  ? arch_local_save_flags+0x40/0x40
[  470.308503]  ? __might_sleep+0x95/0x190
[  470.312490]  __alloc_pages_nodemask+0xa80/0xde0
[  470.317169]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  470.322194]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  470.327995]  ? kasan_check_read+0x11/0x20
[  470.332145]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.337431]  ? graph_lock+0x170/0x170
[  470.341247]  ? print_usage_bug+0xc0/0xc0
[  470.345312]  ? graph_lock+0x170/0x170
[  470.349113]  ? graph_lock+0x170/0x170
[  470.352918]  ? __do_page_cache_readahead+0x7ce/0x980
[  470.358029]  ? find_held_lock+0x36/0x1c0
[  470.362101]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  470.367651]  alloc_pages_current+0x10c/0x210
[  470.372067]  ? lock_downgrade+0x900/0x900
[  470.376239]  __page_cache_alloc+0x38f/0x5b0
[  470.380570]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  470.386365]  ? kasan_check_read+0x11/0x20
[  470.390517]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.395802]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  470.400506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.406045]  ? check_preemption_disabled+0x48/0x200
[  470.411076]  filemap_fault+0x1594/0x25f0
[  470.415154]  ? __lock_page_or_retry+0xa00/0xa00
[  470.419825]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  470.425635]  ? kasan_check_read+0x11/0x20
[  470.429787]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.435067]  ? rcu_bh_qs+0xc0/0xc0
[  470.438619]  ? print_usage_bug+0xc0/0xc0
[  470.442700]  ? filemap_map_pages+0xdea/0x1980
[  470.447212]  ? print_usage_bug+0xc0/0xc0
[  470.451288]  ? find_get_pages_range_tag+0x1320/0x1320
[  470.456577]  ? print_usage_bug+0xc0/0xc0
[  470.460644]  ? __lock_acquire+0x7ec/0x4ec0
[  470.464885]  ? graph_lock+0x170/0x170
[  470.468689]  ? __sigqueue_free.part.27+0x7d/0xa0
[  470.473453]  ? __lock_acquire+0x7ec/0x4ec0
[  470.477708]  ? lock_acquire+0x1ed/0x520
[  470.481688]  ? ext4_filemap_fault+0x7a/0xad
[  470.486020]  ? lock_release+0x970/0x970
[  470.489998]  ? arch_local_save_flags+0x40/0x40
[  470.494586]  ? mark_held_locks+0x130/0x130
[  470.498837]  ? down_read+0xb0/0x1d0
[  470.502476]  ? ext4_filemap_fault+0x7a/0xad
[  470.506804]  ? __down_interruptible+0x700/0x700
[  470.511497]  ? graph_lock+0x170/0x170
[  470.515304]  ? __sigqueue_free.part.27+0x7d/0xa0
[  470.520077]  ext4_filemap_fault+0x82/0xad
[  470.524232]  __do_fault+0x100/0x6b0
[  470.527873]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.533160]  ? print_bad_pte+0x6c0/0x6c0
[  470.537234]  ? pmd_val+0x88/0x100
[  470.540696]  ? add_mm_counter_fast+0xd0/0xd0
[  470.545108]  ? pmd_val+0x88/0x100
[  470.548562]  ? add_mm_counter_fast+0xd0/0xd0
[  470.552989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.558535]  __handle_mm_fault+0x3709/0x53e0
[  470.562958]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  470.567803]  ? graph_lock+0x170/0x170
[  470.571612]  ? print_usage_bug+0xc0/0xc0
[  470.575687]  ? graph_lock+0x170/0x170
[  470.579494]  ? graph_lock+0x170/0x170
[  470.583323]  ? handle_mm_fault+0x42a/0xc70
[  470.587561]  ? lock_downgrade+0x900/0x900
[  470.591708]  ? check_preemption_disabled+0x48/0x200
[  470.596736]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  470.602533]  ? kasan_check_read+0x11/0x20
[  470.606687]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  470.611977]  ? rcu_bh_qs+0xc0/0xc0
[  470.615521]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  470.620983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.626528]  ? check_preemption_disabled+0x48/0x200
[  470.631567]  handle_mm_fault+0x54f/0xc70
[  470.635670]  ? __handle_mm_fault+0x53e0/0x53e0
[  470.640265]  ? find_vma+0x34/0x190
[  470.643816]  __do_page_fault+0x67d/0xed0
[  470.647903]  ? mm_fault_error+0x380/0x380
[  470.652064]  ? syscall_slow_exit_work+0x520/0x520
[  470.656919]  do_page_fault+0xf2/0x7e0
[  470.660726]  ? vmalloc_sync_all+0x30/0x30
[  470.664890]  ? error_entry+0x70/0xd0
[  470.668620]  ? trace_hardirqs_off_caller+0xbb/0x300
[  470.673648]  ? trace_hardirqs_on_caller+0xc0/0x300
[  470.678580]  ? syscall_return_slowpath+0x5e0/0x5e0
[  470.683512]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.688360]  ? trace_hardirqs_off+0x300/0x300
[  470.692866]  ? trace_hardirqs_off_caller+0x300/0x300
[  470.697991]  ? prepare_exit_to_usermode+0x291/0x3b0
[  470.703013]  ? page_fault+0x8/0x30
[  470.706566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  470.711422]  ? page_fault+0x8/0x30
[  470.714970]  page_fault+0x1e/0x30
[  470.718422] RIP: 0033:0x45db60
[  470.721625] Code: Bad RIP value.
[  470.724990] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  470.730356] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  470.737635] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  470.744903] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  470.752171] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  470.759439] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  470.766743] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  470.766815] aoe: skb alloc failure
[  470.774032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  470.774039] Call Trace:
[  470.774063]  dump_stack+0x1c4/0x2b4
[  470.774083]  ? dump_stack_print_info.cold.2+0x52/0x52
[  470.774113]  warn_alloc.cold.118+0xb7/0x1bd
[  470.777664] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  470.786990]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  470.789550] syz-fuzzer cpuset=
[  470.793179]  ? lock_downgrade+0x900/0x900
[  470.798343] /
[  470.802666]  ? trace_hardirqs_off+0xb8/0x300
[  470.812871]  mems_allowed=0
[  470.817716]  ? trace_hardirqs_off+0xb8/0x300
[  470.838454]  __alloc_pages_slowpath+0x2667/0x2d80
[  470.843339]  ? warn_alloc+0x120/0x120
[  470.847157]  ? attach_entity_load_avg+0x860/0x860
[  470.852004]  ? warn_alloc+0x120/0x120
[  470.855813]  ? print_usage_bug+0xc0/0xc0
[  470.859887]  ? warn_alloc+0x120/0x120
[  470.863694]  ? print_usage_bug+0xc0/0xc0
[  470.867761]  ? rb_erase+0x3710/0x3710
[  470.871573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  470.877115]  ? should_fail+0x22d/0xd01
[  470.881012]  ? find_held_lock+0x36/0x1c0
[  470.885081]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  470.890192]  ? __lock_acquire+0x7ec/0x4ec0
[  470.894442]  ? should_fail+0x22d/0xd01
[  470.898333]  ? __update_load_avg_blocked_se+0x730/0x730
[  470.903714]  ? mark_held_locks+0x130/0x130
[  470.907961]  ? mark_held_locks+0x130/0x130
[  470.912203]  ? __lock_acquire+0x7ec/0x4ec0
[  470.916444]  ? update_load_avg+0x387/0x2470
[  470.920771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.926315]  ? graph_lock+0x170/0x170
[  470.930117]  ? graph_lock+0x170/0x170
[  470.933934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  470.939473]  ? check_preemption_disabled+0x48/0x200
[  470.944514]  ? check_preemption_disabled+0x48/0x200
[  470.949572]  ? __lock_is_held+0xb5/0x140
[  470.954111]  __alloc_pages_nodemask+0xa80/0xde0
[  470.958802]  ? graph_lock+0x170/0x170
[  470.962615]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  470.967629]  ? graph_lock+0x170/0x170
[  470.971446]  ? find_held_lock+0x36/0x1c0
[  470.975523]  ? ____cache_alloc_node+0x1c7/0x1e0
[  470.980197]  ? lock_downgrade+0x900/0x900
[  470.984357]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  470.989908]  cache_grow_begin+0x91/0x8c0
[  470.993976]  ? do_raw_spin_unlock+0xa7/0x2f0
[  470.998402]  fallback_alloc+0x203/0x2e0
[  471.002395]  ____cache_alloc_node+0x1c7/0x1e0
[  471.006907]  kmem_cache_alloc+0x1f8/0x730
[  471.011077]  skb_clone+0x1bb/0x500
[  471.014628]  ? finish_task_switch+0x2f5/0x900
[  471.019141]  ? skb_split+0x11e0/0x11e0
[  471.023037]  ? preempt_notifier_register+0x200/0x200
[  471.028150]  ? __switch_to_asm+0x34/0x70
[  471.032223]  ? __switch_to_asm+0x34/0x70
[  471.036283]  ? __switch_to_asm+0x40/0x70
[  471.040347]  ? __switch_to_asm+0x34/0x70
[  471.044406]  ? __switch_to_asm+0x40/0x70
[  471.048469]  ? __switch_to_asm+0x34/0x70
[  471.052529]  ? __switch_to_asm+0x40/0x70
[  471.056615]  ? __switch_to_asm+0x34/0x70
[  471.060695]  ? __switch_to_asm+0x34/0x70
[  471.064777]  ? __switch_to_asm+0x40/0x70
[  471.068868]  ? __switch_to_asm+0x34/0x70
[  471.072955]  bpf_clone_redirect+0xb9/0x490
[  471.077198]  ? __schedule+0x874/0x1ed0
[  471.081107]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  471.086143]  ? __sched_text_start+0x8/0x8
[  471.090296]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  471.095069]  ? find_held_lock+0x36/0x1c0
[  471.099152]  ? lock_acquire+0x1ed/0x520
[  471.103136]  ? bpf_test_run+0x32e/0x5a0
[  471.107127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.112674]  ? check_preemption_disabled+0x48/0x200
[  471.117712]  ? kasan_check_read+0x11/0x20
[  471.121878]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  471.127167]  ? rcu_bh_qs+0xc0/0xc0
[  471.130720]  ? preempt_schedule+0x4d/0x60
[  471.134885]  ? ___preempt_schedule+0x16/0x18
[  471.139325]  ? bpf_test_run+0x1c0/0x5a0
[  471.143318]  ? netlink_diag_dump+0x2a0/0x2a0
[  471.147737]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  471.153277]  ? bpf_test_init.isra.9+0x70/0x100
[  471.157879]  ? bpf_prog_test_run_skb+0x634/0xb40
[  471.162651]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  471.167507]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  471.173051]  ? fput+0x130/0x1a0
[  471.176342]  ? __bpf_prog_get+0x9b/0x290
[  471.180414]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  471.185256]  ? bpf_prog_test_run+0x130/0x1a0
[  471.189692]  ? __x64_sys_bpf+0x3d8/0x510
[  471.193759]  ? bpf_prog_get+0x20/0x20
[  471.197587]  ? do_syscall_64+0x1b9/0x820
[  471.201656]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  471.207028]  ? syscall_return_slowpath+0x5e0/0x5e0
[  471.211965]  ? trace_hardirqs_off+0x300/0x300
[  471.216466]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  471.221490]  ? recalc_sigpending_tsk+0x180/0x180
[  471.226248]  ? kasan_check_write+0x14/0x20
[  471.230495]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  471.235354]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  471.240743] warn_alloc_show_mem: 1 callbacks suppressed
[  471.240756] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  471.240759] Mem-Info:
[  471.240794] active_anon:42551 inactive_anon:372 isolated_anon:0
[  471.240794]  active_file:18 inactive_file:16 isolated_file:0
[  471.240794]  unevictable:0 dirty:0 writeback:0 unstable:0
[  471.240794]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  471.240794]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  471.240794]  free:13631 free_pcp:197 free_cma:0
[  471.246130] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  471.246141] Call Trace:
[  471.253083] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  471.255486]  <IRQ>
[  471.288365] Node 0 
[  471.297740]  dump_stack+0x1c4/0x2b4
[  471.300333] 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
[  471.327996]  ? dump_stack_print_info.cold.2+0x52/0x52
[  471.330128] lowmem_reserve[]:
[  471.332380]  warn_alloc.cold.118+0xb7/0x1bd
[  471.335975]  0
[  471.361497]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  471.366671]  2815 6318
[  471.369791]  ? lock_downgrade+0x900/0x900
[  471.374081]  6318
[  471.375901]  ? trace_hardirqs_off+0xb8/0x300
[  471.380713] Node 0 
[  471.383217]  ? trace_hardirqs_off+0xb8/0x300
[  471.387365] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  471.389403]  __alloc_pages_slowpath+0x2667/0x2d80
[  471.393779] lowmem_reserve[]: 0
[  471.396059]  ? warn_alloc+0x120/0x120
[  471.400408]  0 3503
[  471.426984]  ? __lock_acquire+0x7ec/0x4ec0
[  471.431808]  3503
[  471.435090]  ? warn_alloc+0x120/0x120
[  471.438872] Node 0 
[  471.441117]  ? print_usage_bug+0xc0/0xc0
[  471.445367] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  471.447401]  ? warn_alloc+0x120/0x120
[  471.451174] lowmem_reserve[]: 0
[  471.453421]  ? print_usage_bug+0xc0/0xc0
[  471.457453]  0 0
[  471.485861]  ? mark_held_locks+0x130/0x130
[  471.491558]  0
[  471.494853]  ? mark_held_locks+0x130/0x130
[  471.500879]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  471.505088] Node 0 
[  471.506899]  ? should_fail+0x22d/0xd01
[  471.511098] DMA: 1*4kB 
[  471.516659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.518871] (U) 0*8kB 
[  471.522773]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  471.525340] 0*16kB 
[  471.530884]  ? __lock_acquire+0x7ec/0x4ec0
[  471.533357] 1*32kB (U) 
[  471.538478]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  471.540698] 2*64kB 
[  471.544931]  ? should_fail+0x22d/0xd01
[  471.547486] (U) 1*128kB 
[  471.552863]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  471.552893]  ? mark_held_locks+0x130/0x130
[  471.555103] (U) 
[  471.558988]  ? mark_held_locks+0x130/0x130
[  471.561632] 1*256kB (U) 
[  471.567177]  ? graph_lock+0x170/0x170
[  471.571384] 0*512kB 1*1024kB 
[  471.573373]  ? graph_lock+0x170/0x170
[  471.577579] (U) 1*2048kB 
[  471.580265]  ? print_usage_bug+0xc0/0xc0
[  471.584035] (M) 3*4096kB 
[  471.587156]  ? do_raw_spin_unlock+0xa7/0x2f0
[  471.590925] (M) = 15908kB
[  471.593702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.597739] Node 0 
[  471.600498]  ? check_preemption_disabled+0x48/0x200
[  471.604887] DMA32: 
[  471.607655]  ? check_preemption_disabled+0x48/0x200
[  471.613170] 4*4kB 
[  471.615419]  ? __lock_is_held+0xb5/0x140
[  471.620394] (UM) 3*8kB 
[  471.622652]  __alloc_pages_nodemask+0xa80/0xde0
[  471.627631] (UM) 1*16kB 
[  471.629793]  ? graph_lock+0x170/0x170
[  471.633831] (M) 
[  471.636432]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  471.641075] 2*32kB 
[  471.643793]  ? graph_lock+0x170/0x170
[  471.647567] (UM) 
[  471.649553]  ? find_held_lock+0x36/0x1c0
[  471.654534] 2*64kB (M) 
[  471.656789]  ? ____cache_alloc_node+0x1c7/0x1e0
[  471.660560] 4*128kB 
[  471.662628]  ? lock_downgrade+0x900/0x900
[  471.666657] (UM) 2*256kB 
[  471.669263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.673896] (M) 4*512kB 
[  471.676238]  cache_grow_begin+0x91/0x8c0
[  471.680350] (UM) 3*1024kB 
[  471.683119]  ? do_raw_spin_unlock+0xa7/0x2f0
[  471.688630] (M) 3*2048kB 
[  471.691319]  fallback_alloc+0x203/0x2e0
[  471.695352] (M) 
[  471.698205]  ____cache_alloc_node+0x1c7/0x1e0
[  471.702585] 3*4096kB 
[  471.705350]  kmem_cache_alloc_node+0xe3/0x730
[  471.709296] (M) 
[  471.711280]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  471.715749] = 24824kB
[  471.715759] Node 0 
[  471.718169]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  471.722634] Normal: 2044*4kB 
[  471.724636]  __alloc_skb+0x119/0x770
[  471.729735] (UMEH) 
[  471.732151]  ? calc_wheel_index+0x220/0x220
[  471.734356] 226*8kB (UMEH) 
[  471.738948]  ? skb_scrub_packet+0x490/0x490
[  471.742028] 46*16kB (UME) 
[  471.745766]  ? vprintk_default+0x28/0x30
[  471.747976] 28*32kB 
[  471.752303]  ? vprintk_func+0x85/0x181
[  471.755219] (UME) 
[  471.759550]  ? printk+0xa7/0xcf
[  471.762368] 10*64kB (UME) 
[  471.766446]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  471.768742] 4*128kB (UM) 
[  471.772655]  new_skb+0x26/0x1c0
[  471.774768] 0*256kB 2*512kB 
[  471.778061]  aoecmd_cfg+0x279/0x7f0
[  471.780883] (U) 
[  471.785646]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  471.788379] 0*1024kB 
[  471.791662]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  471.794652] 0*2048kB 0*4096kB 
[  471.798289]  ? check_preemption_disabled+0x48/0x200
[  471.800242] = 13792kB
[  471.804565]  ? check_preemption_disabled+0x48/0x200
[  471.806992] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  471.812535]  ? __lock_is_held+0xb5/0x140
[  471.815693] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  471.815704] 413 total pagecache pages
[  471.820726]  discover_timer+0x50/0x60
[  471.823117] 0 pages in swap cache
[  471.828148]  call_timer_fn+0x272/0x920
[  471.836971] Swap cache stats: add 0, delete 0, find 0/0
[  471.836981] Free swap  = 0kB
[  471.841046]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  471.849602] Total swap = 0kB
[  471.853416]  ? process_timeout+0x40/0x40
[  471.857193] 1965979 pages RAM
[  471.860654]  ? find_held_lock+0x36/0x1c0
[  471.864511] 0 pages HighMem/MovableOnly
[  471.864522] 343323 pages reserved
[  471.869895]  ? mark_held_locks+0xc7/0x130
[  471.872881] 0 pages cma reserved
[  471.877722]  ? _raw_spin_unlock_irq+0x27/0x80
[  471.880840] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  471.884772]  ? _raw_spin_unlock_irq+0x27/0x80
[  471.887867] syz-executor3 cpuset=
[  471.891966]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  471.895918] syz3
[  471.899371]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  471.903499]  mems_allowed=0
[  471.906867]  ? trace_hardirqs_on+0xbd/0x310
[  471.948324]  ? kasan_check_read+0x11/0x20
[  471.952488]  ? __run_timers+0x7da/0xc70
[  471.956474]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  471.961951]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  471.966809]  __run_timers+0x7e5/0xc70
[  471.970643]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  471.976019]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  471.981044]  ? graph_lock+0x170/0x170
[  471.984869]  ? print_usage_bug+0xc0/0xc0
[  471.988941]  ? lock_release+0x970/0x970
[  471.992930]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  471.998140]  ? find_held_lock+0x36/0x1c0
[  472.002216]  ? graph_lock+0x170/0x170
[  472.006034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.011584]  ? check_preemption_disabled+0x48/0x200
[  472.016639]  ? __lock_is_held+0xb5/0x140
[  472.020716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.026290]  ? check_preemption_disabled+0x48/0x200
[  472.031344]  run_timer_softirq+0x52/0xb0
[  472.035422]  ? rcu_read_lock_sched_held+0x108/0x120
[  472.040460]  __do_softirq+0x30b/0xad8
[  472.044291]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  472.049425]  ? pvclock_read_flags+0x160/0x160
[  472.053945]  ? lapic_next_event+0x5a/0x90
[  472.058110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.064130]  ? check_preemption_disabled+0x48/0x200
[  472.069158]  ? check_preemption_disabled+0x48/0x200
[  472.074197]  ? kvm_clock_read+0x18/0x30
[  472.078183]  ? kvm_sched_clock_read+0x9/0x20
[  472.082951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.088500]  ? check_preemption_disabled+0x48/0x200
[  472.093537]  irq_exit+0x17f/0x1c0
[  472.096999]  smp_apic_timer_interrupt+0x1cb/0x760
[  472.101856]  ? smp_reschedule_interrupt+0x109/0x650
[  472.106886]  ? smp_call_function_single_interrupt+0x650/0x650
[  472.112784]  ? interrupt_entry+0xb5/0xf0
[  472.116867]  ? trace_hardirqs_off_caller+0xbb/0x300
[  472.122669]  ? trace_hardirqs_off_caller+0xbb/0x300
[  472.127706]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  472.132568]  ? trace_hardirqs_off+0x300/0x300
[  472.137073]  ? trace_hardirqs_off+0x300/0x300
[  472.141600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.147151]  ? check_preemption_disabled+0x48/0x200
[  472.152174]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.157735]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  472.162603]  apic_timer_interrupt+0xf/0x20
[  472.166840]  </IRQ>
[  472.169098] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  472.174820] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  472.193739] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  472.201460] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  472.208732] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  472.216006] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  472.223279] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  472.230549] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  472.237869]  cgroup_file_notify+0x226/0x2f0
[  472.242204]  ? cgroup_procs_write_finish+0xf0/0xf0
[  472.247137]  ? print_usage_bug+0xc0/0xc0
[  472.251211]  ? find_held_lock+0x36/0x1c0
[  472.255275]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.260829]  shrink_node+0x5e1/0x16b0
[  472.264676]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  472.270001]  ? shrink_node_memcg+0x18e0/0x18e0
[  472.274608]  ? kvm_clock_read+0x18/0x30
[  472.278709]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  472.283748]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  472.288245]  ? kasan_check_write+0x14/0x20
[  472.292489]  ? do_raw_spin_lock+0xc1/0x200
[  472.296733]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  472.302280]  ? __cpuset_node_allowed+0x19b/0x660
[  472.307046]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  472.312779]  ? delayacct_end+0x5a/0x100
[  472.316782]  do_try_to_free_pages+0x3e7/0x1290
[  472.321403]  ? shrink_node+0x16b0/0x16b0
[  472.325491]  ? __lock_is_held+0xb5/0x140
[  472.329592]  try_to_free_pages+0x4d0/0xb90
[  472.333857]  ? do_try_to_free_pages+0x1290/0x1290
[  472.338705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.344262]  ? lock_acquire+0x1ed/0x520
[  472.348239]  ? set_page_refcounted+0x280/0x280
[  472.352830]  ? lock_release+0x970/0x970
[  472.356821]  ? ___might_sleep+0x1ed/0x300
[  472.360982]  ? arch_local_save_flags+0x40/0x40
[  472.365581]  __alloc_pages_slowpath+0x993/0x2d80
[  472.370374]  ? warn_alloc+0x120/0x120
[  472.374180]  ? __radix_tree_lookup+0x4c0/0x4c0
[  472.378782]  ? find_get_entry+0x2f2/0xc40
[  472.382945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  472.388494]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  472.393436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.398982]  ? should_fail+0x22d/0xd01
[  472.402884]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  472.408018]  ? __lock_is_held+0xb5/0x140
[  472.412115]  ? __lock_is_held+0xb5/0x140
[  472.416190]  ? __lock_acquire+0x7ec/0x4ec0
[  472.420433]  ? ___might_sleep+0x1ed/0x300
[  472.424580]  ? lock_release+0x970/0x970
[  472.428561]  ? arch_local_save_flags+0x40/0x40
[  472.433163]  ? __might_sleep+0x95/0x190
[  472.437152]  __alloc_pages_nodemask+0xa80/0xde0
[  472.441834]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  472.446879]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.452685]  ? kasan_check_read+0x11/0x20
[  472.456858]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.462157]  ? graph_lock+0x170/0x170
[  472.465967]  ? print_usage_bug+0xc0/0xc0
[  472.470036]  ? graph_lock+0x170/0x170
[  472.473838]  ? graph_lock+0x170/0x170
[  472.477655]  ? __do_page_cache_readahead+0x7ce/0x980
[  472.482770]  ? find_held_lock+0x36/0x1c0
[  472.486842]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  472.492399]  alloc_pages_current+0x10c/0x210
[  472.496809]  ? lock_downgrade+0x900/0x900
[  472.500972]  __page_cache_alloc+0x38f/0x5b0
[  472.505296]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.511095]  ? kasan_check_read+0x11/0x20
[  472.515446]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.520732]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  472.525971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.531534]  ? check_preemption_disabled+0x48/0x200
[  472.536568]  filemap_fault+0x1594/0x25f0
[  472.540657]  ? __lock_page_or_retry+0xa00/0xa00
[  472.545339]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.551147]  ? kasan_check_read+0x11/0x20
[  472.555320]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.560608]  ? rcu_bh_qs+0xc0/0xc0
[  472.564338]  ? print_usage_bug+0xc0/0xc0
[  472.568413]  ? filemap_map_pages+0xdea/0x1980
[  472.572920]  ? print_usage_bug+0xc0/0xc0
[  472.576995]  ? find_get_pages_range_tag+0x1320/0x1320
[  472.582364]  ? print_usage_bug+0xc0/0xc0
[  472.586439]  ? __lock_acquire+0x7ec/0x4ec0
[  472.590690]  ? graph_lock+0x170/0x170
[  472.594511]  ? __sigqueue_free.part.27+0x7d/0xa0
[  472.599295]  ? __lock_acquire+0x7ec/0x4ec0
[  472.603587]  ? lock_acquire+0x1ed/0x520
[  472.607674]  ? ext4_filemap_fault+0x7a/0xad
[  472.612022]  ? lock_release+0x970/0x970
[  472.616015]  ? arch_local_save_flags+0x40/0x40
[  472.620618]  ? mark_held_locks+0x130/0x130
[  472.624893]  ? down_read+0xb0/0x1d0
[  472.628532]  ? ext4_filemap_fault+0x7a/0xad
[  472.633132]  ? __down_interruptible+0x700/0x700
[  472.638062]  ? graph_lock+0x170/0x170
[  472.642086]  ? __sigqueue_free.part.27+0x7d/0xa0
[  472.646868]  ext4_filemap_fault+0x82/0xad
[  472.651040]  __do_fault+0x100/0x6b0
[  472.654675]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.659962]  ? print_bad_pte+0x6c0/0x6c0
[  472.664033]  ? pmd_val+0x88/0x100
[  472.667488]  ? add_mm_counter_fast+0xd0/0xd0
[  472.671901]  ? pmd_val+0x88/0x100
[  472.675362]  ? add_mm_counter_fast+0xd0/0xd0
[  472.679779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.685329]  __handle_mm_fault+0x3709/0x53e0
[  472.689754]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  472.694601]  ? graph_lock+0x170/0x170
[  472.698425]  ? print_usage_bug+0xc0/0xc0
[  472.702741]  ? graph_lock+0x170/0x170
[  472.706542]  ? graph_lock+0x170/0x170
[  472.711012]  ? handle_mm_fault+0x42a/0xc70
[  472.715249]  ? lock_downgrade+0x900/0x900
[  472.719395]  ? check_preemption_disabled+0x48/0x200
[  472.724418]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  472.730212]  ? kasan_check_read+0x11/0x20
[  472.734368]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  472.739650]  ? rcu_bh_qs+0xc0/0xc0
[  472.743190]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  472.748652]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  472.754191]  ? check_preemption_disabled+0x48/0x200
[  472.759220]  handle_mm_fault+0x54f/0xc70
[  472.763290]  ? __handle_mm_fault+0x53e0/0x53e0
[  472.767895]  ? find_vma+0x34/0x190
[  472.771449]  __do_page_fault+0x67d/0xed0
[  472.775536]  ? mm_fault_error+0x380/0x380
[  472.779699]  ? syscall_slow_exit_work+0x520/0x520
[  472.784557]  do_page_fault+0xf2/0x7e0
[  472.788595]  ? vmalloc_sync_all+0x30/0x30
[  472.792759]  ? error_entry+0x70/0xd0
[  472.796483]  ? trace_hardirqs_off_caller+0xbb/0x300
[  472.801510]  ? trace_hardirqs_on_caller+0xc0/0x300
[  472.806450]  ? syscall_return_slowpath+0x5e0/0x5e0
[  472.811390]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  472.816243]  ? trace_hardirqs_off+0x300/0x300
[  472.820742]  ? trace_hardirqs_off_caller+0x300/0x300
[  472.825870]  ? prepare_exit_to_usermode+0x291/0x3b0
[  472.830895]  ? page_fault+0x8/0x30
[  472.834442]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  472.839296]  ? page_fault+0x8/0x30
[  472.842856]  page_fault+0x1e/0x30
[  472.846310] RIP: 0033:0x45db60
[  472.849506] Code: Bad RIP value.
[  472.852877] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  472.858352] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  472.865632] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  472.873413] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  472.880684] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  472.887959] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  472.895273] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  472.895336] aoe: skb alloc failure
[  472.902565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  472.902571] Call Trace:
[  472.902597]  dump_stack+0x1c4/0x2b4
[  472.902615]  ? dump_stack_print_info.cold.2+0x52/0x52
[  472.902661]  warn_alloc.cold.118+0xb7/0x1bd
[  472.906214] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  472.915556]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  472.918132] syz-fuzzer cpuset=
[  472.921785]  ? lock_downgrade+0x900/0x900
[  472.926992] /
[  472.931330]  ? trace_hardirqs_off+0xb8/0x300
[  472.941540]  mems_allowed=0
[  472.946399]  ? trace_hardirqs_off+0xb8/0x300
[  472.968733]  __alloc_pages_slowpath+0x2667/0x2d80
[  472.973629]  ? warn_alloc+0x120/0x120
[  472.977451]  ? attach_entity_load_avg+0x860/0x860
[  472.982321]  ? warn_alloc+0x120/0x120
[  472.986150]  ? print_usage_bug+0xc0/0xc0
[  472.990217]  ? warn_alloc+0x120/0x120
[  472.994018]  ? print_usage_bug+0xc0/0xc0
[  472.998098]  ? rb_erase+0x3710/0x3710
[  473.001922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  473.007476]  ? should_fail+0x22d/0xd01
[  473.011377]  ? find_held_lock+0x36/0x1c0
[  473.015448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  473.020556]  ? __lock_acquire+0x7ec/0x4ec0
[  473.024805]  ? should_fail+0x22d/0xd01
[  473.028699]  ? __update_load_avg_blocked_se+0x730/0x730
[  473.034080]  ? mark_held_locks+0x130/0x130
[  473.038321]  ? mark_held_locks+0x130/0x130
[  473.042558]  ? graph_lock+0x170/0x170
[  473.046361]  ? __lock_acquire+0x7ec/0x4ec0
[  473.050600]  ? update_load_avg+0x387/0x2470
[  473.054931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.060486]  ? graph_lock+0x170/0x170
[  473.064307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.069869]  ? check_preemption_disabled+0x48/0x200
[  473.074899]  ? check_preemption_disabled+0x48/0x200
[  473.079940]  ? __lock_is_held+0xb5/0x140
[  473.084020]  __alloc_pages_nodemask+0xa80/0xde0
[  473.088692]  ? graph_lock+0x170/0x170
[  473.092505]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  473.097522]  ? graph_lock+0x170/0x170
[  473.101347]  ? find_held_lock+0x36/0x1c0
[  473.105428]  ? ____cache_alloc_node+0x1c7/0x1e0
[  473.110107]  ? lock_downgrade+0x900/0x900
[  473.114272]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  473.120266]  cache_grow_begin+0x91/0x8c0
[  473.124341]  ? do_raw_spin_unlock+0xa7/0x2f0
[  473.128767]  fallback_alloc+0x203/0x2e0
[  473.132759]  ____cache_alloc_node+0x1c7/0x1e0
[  473.137265]  kmem_cache_alloc+0x1f8/0x730
[  473.141433]  skb_clone+0x1bb/0x500
[  473.144985]  ? skb_split+0x11e0/0x11e0
[  473.148889]  ? kasan_check_read+0x11/0x20
[  473.153057]  ? __schedule+0x150b/0x1ed0
[  473.157039]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  473.162508]  ? lock_repin_lock+0x430/0x430
[  473.166765]  bpf_clone_redirect+0xb9/0x490
[  473.171011]  ? __schedule+0x150b/0x1ed0
[  473.174995]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  473.180021]  ? __sched_text_start+0x8/0x8
[  473.184177]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  473.188962]  ? find_held_lock+0x36/0x1c0
[  473.193046]  ? lock_acquire+0x1ed/0x520
[  473.197038]  ? bpf_test_run+0x32e/0x5a0
[  473.201034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.206597]  ? check_preemption_disabled+0x48/0x200
[  473.211635]  ? kasan_check_read+0x11/0x20
[  473.215792]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  473.221075]  ? rcu_bh_qs+0xc0/0xc0
[  473.224624]  ? preempt_schedule+0x4d/0x60
[  473.228780]  ? ___preempt_schedule+0x16/0x18
[  473.233203]  ? bpf_test_run+0x1c0/0x5a0
[  473.237204]  ? netlink_diag_dump+0x2a0/0x2a0
[  473.241625]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  473.247177]  ? bpf_test_init.isra.9+0x70/0x100
[  473.251773]  ? bpf_prog_test_run_skb+0x634/0xb40
[  473.256547]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  473.261399]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  473.266952]  ? fput+0x130/0x1a0
[  473.270244]  ? __bpf_prog_get+0x9b/0x290
[  473.274327]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  473.279177]  ? bpf_prog_test_run+0x130/0x1a0
[  473.283594]  ? __x64_sys_bpf+0x3d8/0x510
[  473.287661]  ? bpf_prog_get+0x20/0x20
[  473.291492]  ? do_syscall_64+0x1b9/0x820
[  473.295559]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  473.300948]  ? syscall_return_slowpath+0x5e0/0x5e0
[  473.305908]  ? trace_hardirqs_off+0x300/0x300
[  473.310419]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  473.315443]  ? recalc_sigpending_tsk+0x180/0x180
[  473.320202]  ? kasan_check_write+0x14/0x20
[  473.324448]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  473.329310]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  473.334699] warn_alloc_show_mem: 1 callbacks suppressed
[  473.334712] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  473.334714] Mem-Info:
[  473.334749] active_anon:42551 inactive_anon:372 isolated_anon:0
[  473.334749]  active_file:18 inactive_file:16 isolated_file:0
[  473.334749]  unevictable:0 dirty:0 writeback:0 unstable:0
[  473.334749]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  473.334749]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  473.334749]  free:13631 free_pcp:197 free_cma:0
[  473.340094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  473.347057] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  473.349466] Call Trace:
[  473.382347] Node 0 
[  473.391735]  <IRQ>
[  473.419443] 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
[  473.422010]  dump_stack+0x1c4/0x2b4
[  473.424225] lowmem_reserve[]:
[  473.426375]  ? dump_stack_print_info.cold.2+0x52/0x52
[  473.451867]  0 2815
[  473.455538]  warn_alloc.cold.118+0xb7/0x1bd
[  473.458610]  6318
[  473.463814]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  473.466026]  6318
[  473.470350]  ? lock_downgrade+0x900/0x900
[  473.477235]  ? trace_hardirqs_off+0xb8/0x300
[  473.479272] Node 0 
[  473.483426]  ? trace_hardirqs_off+0xb8/0x300
[  473.487840] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  473.490053]  __alloc_pages_slowpath+0x2667/0x2d80
[  473.494435] lowmem_reserve[]:
[  473.521023]  ? warn_alloc+0x120/0x120
[  473.525818]  0
[  473.528934]  ? __lock_acquire+0x7ec/0x4ec0
[  473.532710]  0
[  473.534515]  ? warn_alloc+0x120/0x120
[  473.538721]  3503 3503
[  473.540537]  ? print_usage_bug+0xc0/0xc0
[  473.544311] Node 0 
[  473.546816]  ? warn_alloc+0x120/0x120
[  473.550893] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  473.553104]  ? print_usage_bug+0xc0/0xc0
[  473.556872] lowmem_reserve[]: 0
[  473.585284]  ? mark_held_locks+0x130/0x130
[  473.589340]  0
[  473.592642]  ? mark_held_locks+0x130/0x130
[  473.596861]  0 0
[  473.598684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  473.604876]  ? should_fail+0x22d/0xd01
[  473.610405] Node 0 
[  473.614289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.614300] DMA: 
[  473.616535]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  473.622050] 1*4kB 
[  473.624113]  ? __lock_acquire+0x7ec/0x4ec0
[  473.629198] (U) 
[  473.631354]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  473.635557] 0*8kB 0*16kB 
[  473.637547]  ? should_fail+0x22d/0xd01
[  473.642618] 1*32kB (U) 
[  473.645394]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  473.649259] 2*64kB 
[  473.651864]  ? mark_held_locks+0x130/0x130
[  473.657365] (U) 
[  473.659608]  ? mark_held_locks+0x130/0x130
[  473.663813] 1*128kB (U) 
[  473.665813]  ? graph_lock+0x170/0x170
[  473.670017] 1*256kB (U) 
[  473.672699]  ? graph_lock+0x170/0x170
[  473.676473] 0*512kB 1*1024kB 
[  473.679156]  ? print_usage_bug+0xc0/0xc0
[  473.682930] (U) 1*2048kB 
[  473.686049]  ? do_raw_spin_unlock+0xa7/0x2f0
[  473.690085] (M) 
[  473.692857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.697240] 3*4096kB 
[  473.699226]  ? check_preemption_disabled+0x48/0x200
[  473.704730] (M) = 15908kB
[  473.707154]  ? check_preemption_disabled+0x48/0x200
[  473.712158] Node 0 
[  473.714939]  ? __lock_is_held+0xb5/0x140
[  473.719920] DMA32: 4*4kB 
[  473.722182]  __alloc_pages_nodemask+0xa80/0xde0
[  473.726214] (UM) 
[  473.728975]  ? graph_lock+0x170/0x170
[  473.733621] 3*8kB 
[  473.735698]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  473.739465] (UM) 1*16kB (M) 
[  473.741639]  ? graph_lock+0x170/0x170
[  473.746623] 2*32kB (UM) 
[  473.749673]  ? find_held_lock+0x36/0x1c0
[  473.753443] 2*64kB 
[  473.756121]  ? ____cache_alloc_node+0x1c7/0x1e0
[  473.760155] (M) 
[  473.762391]  ? lock_downgrade+0x900/0x900
[  473.767032] 4*128kB (UM) 
[  473.769025]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.773139] 2*256kB (M) 
[  473.775923]  cache_grow_begin+0x91/0x8c0
[  473.781421] 4*512kB (UM) 
[  473.784104]  ? do_raw_spin_unlock+0xa7/0x2f0
[  473.788146] 3*1024kB 
[  473.790932]  fallback_alloc+0x203/0x2e0
[  473.795311] (M) 
[  473.797734]  ____cache_alloc_node+0x1c7/0x1e0
[  473.801684] 3*2048kB 
[  473.803672]  kmem_cache_alloc_node+0xe3/0x730
[  473.808149] (M) 3*4096kB 
[  473.810587]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  473.815058] (M) 
[  473.817821]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  473.822895] = 24824kB
[  473.822905] Node 0 
[  473.824900]  __alloc_skb+0x119/0x770
[  473.829441] Normal: 2044*4kB 
[  473.831878]  ? calc_wheel_index+0x220/0x220
[  473.834091] (UMEH) 
[  473.837804]  ? skb_scrub_packet+0x490/0x490
[  473.840886] 226*8kB 
[  473.845213]  ? vprintk_default+0x28/0x30
[  473.847414] (UMEH) 46*16kB 
[  473.851747]  ? vprintk_func+0x85/0x181
[  473.854045] (UME) 28*32kB 
[  473.858117]  ? printk+0xa7/0xcf
[  473.861028] (UME) 10*64kB 
[  473.864929]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  473.867749] (UME) 
[  473.871031]  new_skb+0x26/0x1c0
[  473.873855] 4*128kB (UM) 
[  473.878632]  aoecmd_cfg+0x279/0x7f0
[  473.880749] 0*256kB 2*512kB 
[  473.884038]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  473.886768] (U) 0*1024kB 
[  473.890410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  473.893487] 0*2048kB 0*4096kB 
[  473.897817]  ? check_preemption_disabled+0x48/0x200
[  473.900550] = 13792kB
[  473.900566] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  473.906094]  ? check_preemption_disabled+0x48/0x200
[  473.909276] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  473.914322]  ? __lock_is_held+0xb5/0x140
[  473.916717] 413 total pagecache pages
[  473.925583]  discover_timer+0x50/0x60
[  473.930575] 0 pages in swap cache
[  473.939154]  call_timer_fn+0x272/0x920
[  473.943199] Swap cache stats: add 0, delete 0, find 0/0
[  473.946996]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  473.950776] Free swap  = 0kB
[  473.954228]  ? process_timeout+0x40/0x40
[  473.958092] Total swap = 0kB
[  473.958102] 1965979 pages RAM
[  473.963476]  ? find_held_lock+0x36/0x1c0
[  473.968290] 0 pages HighMem/MovableOnly
[  473.968300] 343323 pages reserved
[  473.971333]  ? mark_held_locks+0xc7/0x130
[  473.975351] 0 pages cma reserved
[  473.975488] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  473.978388]  ? _raw_spin_unlock_irq+0x27/0x80
[  473.981476] syz-executor3 cpuset=
[  473.985550]  ? _raw_spin_unlock_irq+0x27/0x80
[  473.989503] syz3
[  473.992954]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  473.992973]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  473.997107]  mems_allowed=0
[  474.000468]  ? trace_hardirqs_on+0xbd/0x310
[  474.041981]  ? kasan_check_read+0x11/0x20
[  474.046140]  ? __run_timers+0x7da/0xc70
[  474.050121]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  474.055591]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  474.060716]  __run_timers+0x7e5/0xc70
[  474.064535]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  474.069906]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  474.074929]  ? graph_lock+0x170/0x170
[  474.078738]  ? print_usage_bug+0xc0/0xc0
[  474.082800]  ? lock_release+0x970/0x970
[  474.086779]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  474.091984]  ? find_held_lock+0x36/0x1c0
[  474.096053]  ? graph_lock+0x170/0x170
[  474.099871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.105416]  ? check_preemption_disabled+0x48/0x200
[  474.110452]  ? __lock_is_held+0xb5/0x140
[  474.114523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.120067]  ? check_preemption_disabled+0x48/0x200
[  474.125103]  run_timer_softirq+0x52/0xb0
[  474.129165]  ? rcu_read_lock_sched_held+0x108/0x120
[  474.134190]  __do_softirq+0x30b/0xad8
[  474.138007]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  474.143123]  ? pvclock_read_flags+0x160/0x160
[  474.147632]  ? lapic_next_event+0x5a/0x90
[  474.151784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.157325]  ? check_preemption_disabled+0x48/0x200
[  474.162346]  ? check_preemption_disabled+0x48/0x200
[  474.167374]  ? kvm_clock_read+0x18/0x30
[  474.171356]  ? kvm_sched_clock_read+0x9/0x20
[  474.175774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.181311]  ? check_preemption_disabled+0x48/0x200
[  474.186346]  irq_exit+0x17f/0x1c0
[  474.189813]  smp_apic_timer_interrupt+0x1cb/0x760
[  474.194663]  ? smp_reschedule_interrupt+0x109/0x650
[  474.199686]  ? smp_call_function_single_interrupt+0x650/0x650
[  474.205575]  ? interrupt_entry+0xb5/0xf0
[  474.209654]  ? trace_hardirqs_off_caller+0xbb/0x300
[  474.214673]  ? trace_hardirqs_off_caller+0xbb/0x300
[  474.219696]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.224542]  ? trace_hardirqs_off+0x300/0x300
[  474.229042]  ? trace_hardirqs_off+0x300/0x300
[  474.233544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.239086]  ? check_preemption_disabled+0x48/0x200
[  474.244105]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.249667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.254531]  apic_timer_interrupt+0xf/0x20
[  474.258763]  </IRQ>
[  474.261010] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  474.266729] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  474.285650] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  474.293382] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  474.300660] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  474.307931] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  474.315203] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  474.322475] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  474.329790]  cgroup_file_notify+0x226/0x2f0
[  474.334122]  ? cgroup_procs_write_finish+0xf0/0xf0
[  474.339063]  ? print_usage_bug+0xc0/0xc0
[  474.343136]  ? find_held_lock+0x36/0x1c0
[  474.347205]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.352758]  shrink_node+0x5e1/0x16b0
[  474.356568]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  474.361891]  ? shrink_node_memcg+0x18e0/0x18e0
[  474.366481]  ? kvm_clock_read+0x18/0x30
[  474.370460]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  474.375491]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  474.379985]  ? kasan_check_write+0x14/0x20
[  474.384229]  ? do_raw_spin_lock+0xc1/0x200
[  474.388473]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  474.394021]  ? __cpuset_node_allowed+0x19b/0x660
[  474.398789]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  474.404505]  ? delayacct_end+0x5a/0x100
[  474.408499]  do_try_to_free_pages+0x3e7/0x1290
[  474.413107]  ? shrink_node+0x16b0/0x16b0
[  474.417178]  ? __lock_is_held+0xb5/0x140
[  474.421258]  try_to_free_pages+0x4d0/0xb90
[  474.425506]  ? do_try_to_free_pages+0x1290/0x1290
[  474.430350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.435909]  ? lock_acquire+0x1ed/0x520
[  474.439900]  ? set_page_refcounted+0x280/0x280
[  474.444499]  ? lock_release+0x970/0x970
[  474.448490]  ? ___might_sleep+0x1ed/0x300
[  474.452656]  ? arch_local_save_flags+0x40/0x40
[  474.457259]  __alloc_pages_slowpath+0x993/0x2d80
[  474.462060]  ? warn_alloc+0x120/0x120
[  474.465873]  ? __radix_tree_lookup+0x4c0/0x4c0
[  474.470491]  ? find_get_entry+0x2f2/0xc40
[  474.474675]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  474.480230]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  474.485184]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.490725]  ? should_fail+0x22d/0xd01
[  474.494621]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  474.499734]  ? __lock_is_held+0xb5/0x140
[  474.503827]  ? __lock_is_held+0xb5/0x140
[  474.507908]  ? __lock_acquire+0x7ec/0x4ec0
[  474.512150]  ? ___might_sleep+0x1ed/0x300
[  474.516298]  ? lock_release+0x970/0x970
[  474.520282]  ? arch_local_save_flags+0x40/0x40
[  474.524887]  ? __might_sleep+0x95/0x190
[  474.528878]  __alloc_pages_nodemask+0xa80/0xde0
[  474.533563]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  474.538585]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  474.544386]  ? kasan_check_read+0x11/0x20
[  474.548540]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  474.553824]  ? graph_lock+0x170/0x170
[  474.557643]  ? print_usage_bug+0xc0/0xc0
[  474.561710]  ? graph_lock+0x170/0x170
[  474.565514]  ? graph_lock+0x170/0x170
[  474.569320]  ? __do_page_cache_readahead+0x7ce/0x980
[  474.574438]  ? find_held_lock+0x36/0x1c0
[  474.578513]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  474.584064]  alloc_pages_current+0x10c/0x210
[  474.588482]  ? lock_downgrade+0x900/0x900
[  474.592647]  __page_cache_alloc+0x38f/0x5b0
[  474.596984]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  474.602781]  ? kasan_check_read+0x11/0x20
[  474.606951]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  474.612237]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  474.616913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.622454]  ? check_preemption_disabled+0x48/0x200
[  474.627482]  filemap_fault+0x1594/0x25f0
[  474.631564]  ? __lock_page_or_retry+0xa00/0xa00
[  474.636241]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  474.642038]  ? kasan_check_read+0x11/0x20
[  474.646191]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  474.651474]  ? rcu_bh_qs+0xc0/0xc0
[  474.655031]  ? print_usage_bug+0xc0/0xc0
[  474.659126]  ? filemap_map_pages+0xdea/0x1980
[  474.663648]  ? print_usage_bug+0xc0/0xc0
[  474.667726]  ? find_get_pages_range_tag+0x1320/0x1320
[  474.672920]  ? print_usage_bug+0xc0/0xc0
[  474.676982]  ? __lock_acquire+0x7ec/0x4ec0
[  474.681220]  ? graph_lock+0x170/0x170
[  474.685031]  ? __sigqueue_free.part.27+0x7d/0xa0
[  474.689800]  ? __lock_acquire+0x7ec/0x4ec0
[  474.694055]  ? lock_acquire+0x1ed/0x520
[  474.698033]  ? ext4_filemap_fault+0x7a/0xad
[  474.702369]  ? lock_release+0x970/0x970
[  474.706350]  ? arch_local_save_flags+0x40/0x40
[  474.710943]  ? mark_held_locks+0x130/0x130
[  474.715195]  ? down_read+0xb0/0x1d0
[  474.718825]  ? ext4_filemap_fault+0x7a/0xad
[  474.723160]  ? __down_interruptible+0x700/0x700
[  474.727835]  ? graph_lock+0x170/0x170
[  474.731663]  ? __sigqueue_free.part.27+0x7d/0xa0
[  474.736443]  ext4_filemap_fault+0x82/0xad
[  474.740621]  __do_fault+0x100/0x6b0
[  474.744258]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  474.749555]  ? print_bad_pte+0x6c0/0x6c0
[  474.753643]  ? pmd_val+0x88/0x100
[  474.757108]  ? add_mm_counter_fast+0xd0/0xd0
[  474.761517]  ? pmd_val+0x88/0x100
[  474.764974]  ? add_mm_counter_fast+0xd0/0xd0
[  474.769394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.774941]  __handle_mm_fault+0x3709/0x53e0
[  474.779363]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  474.784214]  ? graph_lock+0x170/0x170
[  474.788021]  ? print_usage_bug+0xc0/0xc0
[  474.792092]  ? graph_lock+0x170/0x170
[  474.795894]  ? graph_lock+0x170/0x170
[  474.799717]  ? handle_mm_fault+0x42a/0xc70
[  474.803960]  ? lock_downgrade+0x900/0x900
[  474.808111]  ? check_preemption_disabled+0x48/0x200
[  474.813143]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  474.818947]  ? kasan_check_read+0x11/0x20
[  474.823106]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  474.828393]  ? rcu_bh_qs+0xc0/0xc0
[  474.831937]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  474.837399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  474.842939]  ? check_preemption_disabled+0x48/0x200
[  474.847973]  handle_mm_fault+0x54f/0xc70
[  474.852047]  ? __handle_mm_fault+0x53e0/0x53e0
[  474.856645]  ? find_vma+0x34/0x190
[  474.860195]  __do_page_fault+0x67d/0xed0
[  474.864271]  ? mm_fault_error+0x380/0x380
[  474.868428]  ? syscall_slow_exit_work+0x520/0x520
[  474.873285]  do_page_fault+0xf2/0x7e0
[  474.877090]  ? vmalloc_sync_all+0x30/0x30
[  474.881246]  ? error_entry+0x70/0xd0
[  474.884967]  ? trace_hardirqs_off_caller+0xbb/0x300
[  474.889984]  ? trace_hardirqs_on_caller+0xc0/0x300
[  474.894921]  ? syscall_return_slowpath+0x5e0/0x5e0
[  474.899887]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.904740]  ? trace_hardirqs_off+0x300/0x300
[  474.909238]  ? trace_hardirqs_off_caller+0x300/0x300
[  474.914355]  ? prepare_exit_to_usermode+0x291/0x3b0
[  474.919374]  ? page_fault+0x8/0x30
[  474.922922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  474.927776]  ? page_fault+0x8/0x30
[  474.931324]  page_fault+0x1e/0x30
[  474.934779] RIP: 0033:0x45db60
[  474.937979] Code: Bad RIP value.
[  474.941345] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  474.946717] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  474.954299] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  474.961570] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  474.968854] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  474.976128] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  474.983437] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  474.983502] aoe: skb alloc failure
[  474.990736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  474.990747] Call Trace:
[  474.994377] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  475.003651]  dump_stack+0x1c4/0x2b4
[  475.006216] syz-fuzzer cpuset=
[  475.016451]  ? dump_stack_print_info.cold.2+0x52/0x52
[  475.020053] /
[  475.023261]  warn_alloc.cold.118+0xb7/0x1bd
[  475.028418]  mems_allowed=0
[  475.030144]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  475.042199]  ? lock_downgrade+0x900/0x900
[  475.046361]  ? trace_hardirqs_off+0xb8/0x300
[  475.050783]  ? trace_hardirqs_off+0xb8/0x300
[  475.055212]  __alloc_pages_slowpath+0x2667/0x2d80
[  475.060095]  ? warn_alloc+0x120/0x120
[  475.063919]  ? attach_entity_load_avg+0x860/0x860
[  475.068767]  ? warn_alloc+0x120/0x120
[  475.072578]  ? print_usage_bug+0xc0/0xc0
[  475.076659]  ? warn_alloc+0x120/0x120
[  475.080462]  ? print_usage_bug+0xc0/0xc0
[  475.084532]  ? rb_erase+0x3710/0x3710
[  475.088347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.093892]  ? should_fail+0x22d/0xd01
[  475.097785]  ? find_held_lock+0x36/0x1c0
[  475.101862]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  475.106977]  ? __lock_acquire+0x7ec/0x4ec0
[  475.111222]  ? should_fail+0x22d/0xd01
[  475.115113]  ? __update_load_avg_blocked_se+0x730/0x730
[  475.120502]  ? mark_held_locks+0x130/0x130
[  475.124759]  ? mark_held_locks+0x130/0x130
[  475.128993]  ? graph_lock+0x170/0x170
[  475.132803]  ? __lock_acquire+0x7ec/0x4ec0
[  475.137047]  ? update_load_avg+0x387/0x2470
[  475.141374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.146920]  ? graph_lock+0x170/0x170
[  475.150729]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.156287]  ? check_preemption_disabled+0x48/0x200
[  475.161318]  ? check_preemption_disabled+0x48/0x200
[  475.166357]  ? __lock_is_held+0xb5/0x140
[  475.170430]  __alloc_pages_nodemask+0xa80/0xde0
[  475.175108]  ? graph_lock+0x170/0x170
[  475.178924]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  475.183942]  ? graph_lock+0x170/0x170
[  475.187762]  ? find_held_lock+0x36/0x1c0
[  475.191852]  ? ____cache_alloc_node+0x1c7/0x1e0
[  475.196532]  ? lock_downgrade+0x900/0x900
[  475.200693]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  475.206242]  cache_grow_begin+0x91/0x8c0
[  475.210312]  ? do_raw_spin_unlock+0xa7/0x2f0
[  475.214737]  fallback_alloc+0x203/0x2e0
[  475.218727]  ____cache_alloc_node+0x1c7/0x1e0
[  475.223234]  kmem_cache_alloc+0x1f8/0x730
[  475.227402]  skb_clone+0x1bb/0x500
[  475.230947]  ? skb_split+0x11e0/0x11e0
[  475.234835]  ? kasan_check_read+0x11/0x20
[  475.238997]  ? __schedule+0x150b/0x1ed0
[  475.242979]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  475.248439]  ? lock_repin_lock+0x430/0x430
[  475.252695]  bpf_clone_redirect+0xb9/0x490
[  475.256941]  ? __schedule+0x150b/0x1ed0
[  475.260932]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  475.265966]  ? __sched_text_start+0x8/0x8
[  475.270131]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  475.274913]  ? find_held_lock+0x36/0x1c0
[  475.278990]  ? lock_acquire+0x1ed/0x520
[  475.282970]  ? bpf_test_run+0x32e/0x5a0
[  475.286952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.292494]  ? check_preemption_disabled+0x48/0x200
[  475.297522]  ? kasan_check_read+0x11/0x20
[  475.301681]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  475.306964]  ? rcu_bh_qs+0xc0/0xc0
[  475.310512]  ? preempt_schedule+0x4d/0x60
[  475.314668]  ? ___preempt_schedule+0x16/0x18
[  475.319091]  ? bpf_test_run+0x1c0/0x5a0
[  475.323087]  ? netlink_diag_dump+0x2a0/0x2a0
[  475.327506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.333046]  ? bpf_test_init.isra.9+0x70/0x100
[  475.337639]  ? bpf_prog_test_run_skb+0x634/0xb40
[  475.342408]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  475.347255]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  475.352797]  ? fput+0x130/0x1a0
[  475.356082]  ? __bpf_prog_get+0x9b/0x290
[  475.360154]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  475.365000]  ? bpf_prog_test_run+0x130/0x1a0
[  475.369420]  ? __x64_sys_bpf+0x3d8/0x510
[  475.373482]  ? bpf_prog_get+0x20/0x20
[  475.377314]  ? do_syscall_64+0x1b9/0x820
[  475.381384]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  475.386753]  ? syscall_return_slowpath+0x5e0/0x5e0
[  475.391690]  ? trace_hardirqs_off+0x300/0x300
[  475.397235]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  475.402254]  ? recalc_sigpending_tsk+0x180/0x180
[  475.407020]  ? kasan_check_write+0x14/0x20
[  475.411273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  475.416140]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  475.421526] warn_alloc_show_mem: 1 callbacks suppressed
[  475.421539] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  475.421542] Mem-Info:
[  475.421577] active_anon:42551 inactive_anon:372 isolated_anon:0
[  475.421577]  active_file:18 inactive_file:16 isolated_file:0
[  475.421577]  unevictable:0 dirty:0 writeback:0 unstable:0
[  475.421577]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  475.421577]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  475.421577]  free:13631 free_pcp:197 free_cma:0
[  475.426930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  475.433875] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  475.436278] Call Trace:
[  475.469341] Node 0 
[  475.478698]  <IRQ>
[  475.506400] 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
[  475.508965]  dump_stack+0x1c4/0x2b4
[  475.511170] lowmem_reserve[]: 0 2815
[  475.513338]  ? dump_stack_print_info.cold.2+0x52/0x52
[  475.538826]  6318
[  475.542485]  warn_alloc.cold.118+0xb7/0x1bd
[  475.546156]  6318
[  475.551353]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  475.553394] Node 0 
[  475.557717]  ? lock_downgrade+0x900/0x900
[  475.559788] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  475.564609]  ? trace_hardirqs_off+0xb8/0x300
[  475.566815] lowmem_reserve[]: 0
[  475.570987]  ? trace_hardirqs_off+0xb8/0x300
[  475.597519]  0
[  475.601960]  __alloc_pages_slowpath+0x2667/0x2d80
[  475.605200]  3503 3503
[  475.609654]  ? warn_alloc+0x120/0x120
[  475.616243]  ? warn_alloc+0x120/0x120
[  475.618719] Node 0 
[  475.622522]  ? print_usage_bug+0xc0/0xc0
[  475.626428] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  475.628636]  ? warn_alloc+0x120/0x120
[  475.632660] lowmem_reserve[]: 0
[  475.662010]  ? print_usage_bug+0xc0/0xc0
[  475.665792]  0
[  475.669076]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  475.673111]  0
[  475.674919]  ? ktime_get+0x2e1/0x440
[  475.679906]  0
[  475.681724]  ? check_preemption_disabled+0x48/0x200
[  475.685423] Node 0 
[  475.687237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  475.692228] DMA: 1*4kB 
[  475.694491]  ? should_fail+0x22d/0xd01
[  475.699997] (U) 0*8kB 
[  475.702596]  ? kasan_check_read+0x11/0x20
[  475.706459] 0*16kB 1*32kB 
[  475.708971]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  475.713084] (U) 2*64kB 
[  475.715947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  475.721188] (U) 1*128kB 
[  475.723787]  ? __lock_acquire+0x7ec/0x4ec0
[  475.728868] (U) 1*256kB 
[  475.731555]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  475.735755] (U) 0*512kB 
[  475.738438]  ? should_fail+0x22d/0xd01
[  475.743510] 1*1024kB (U) 
[  475.746214]  ? mark_held_locks+0x130/0x130
[  475.750066] 1*2048kB (M) 
[  475.752838]  ? mark_held_locks+0x130/0x130
[  475.757053] 3*4096kB (M) 
[  475.759829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.764029] = 15908kB
[  475.764039] Node 0 
[  475.766809]  ? graph_lock+0x170/0x170
[  475.772307] DMA32: 4*4kB 
[  475.775166]  ? mark_held_locks+0xc7/0x130
[  475.777377] (UM) 
[  475.781181]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  475.783912] 3*8kB 
[  475.788062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.790102] (UM) 
[  475.795113]  ? check_preemption_disabled+0x48/0x200
[  475.797243] 1*16kB (M) 
[  475.802791]  ? check_preemption_disabled+0x48/0x200
[  475.804833] 2*32kB 
[  475.809878]  ? __lock_is_held+0xb5/0x140
[  475.812424] (UM) 2*64kB 
[  475.817456]  __alloc_pages_nodemask+0xa80/0xde0
[  475.819665] (M) 4*128kB 
[  475.823735]  ? graph_lock+0x170/0x170
[  475.826376] (UM) 2*256kB 
[  475.831055]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  475.833702] (M) 
[  475.837499]  ? graph_lock+0x170/0x170
[  475.840236] 4*512kB 
[  475.845259]  ? find_held_lock+0x36/0x1c0
[  475.847205] (UM) 
[  475.851011]  ? ____cache_alloc_node+0x1c7/0x1e0
[  475.853317] 3*1024kB (M) 
[  475.857386]  ? lock_downgrade+0x900/0x900
[  475.859430] 3*2048kB 
[  475.864100]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.866833] (M) 3*4096kB 
[  475.870998]  cache_grow_begin+0x91/0x8c0
[  475.873380] (M) = 24824kB
[  475.878931]  ? do_raw_spin_unlock+0xa7/0x2f0
[  475.881668] Node 0 
[  475.885733]  fallback_alloc+0x203/0x2e0
[  475.888460] Normal: 2044*4kB 
[  475.892889]  ____cache_alloc_node+0x1c7/0x1e0
[  475.895104] (UMEH) 
[  475.899082]  kmem_cache_alloc_node+0xe3/0x730
[  475.902163] 226*8kB 
[  475.906661]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  475.908876] (UMEH) 
[  475.913377]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  475.915682] 46*16kB 
[  475.920784]  __alloc_skb+0x119/0x770
[  475.922998] (UME) 
[  475.927576]  ? calc_wheel_index+0x220/0x220
[  475.929874] 28*32kB (UME) 
[  475.933594]  ? skb_scrub_packet+0x490/0x490
[  475.935718] 10*64kB (UME) 
[  475.940053]  ? vprintk_default+0x28/0x30
[  475.942870] 4*128kB (UM) 
[  475.947203]  ? vprintk_func+0x85/0x181
[  475.950028] 0*256kB 
[  475.954084]  ? printk+0xa7/0xcf
[  475.956813] 2*512kB (U) 
[  475.960720]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  475.963016] 0*1024kB 0*2048kB 
[  475.966307]  new_skb+0x26/0x1c0
[  475.968947] 0*4096kB = 13792kB
[  475.973708]  aoecmd_cfg+0x279/0x7f0
[  475.976899] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  475.980185]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  475.983361] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  475.986983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  475.995820] 413 total pagecache pages
[  476.000149]  ? check_preemption_disabled+0x48/0x200
[  476.008713] 0 pages in swap cache
[  476.014244]  ? check_preemption_disabled+0x48/0x200
[  476.018025] Swap cache stats: add 0, delete 0, find 0/0
[  476.018041] Free swap  = 0kB
[  476.023064]  ? __lock_is_held+0xb5/0x140
[  476.026501] Total swap = 0kB
[  476.026511] 1965979 pages RAM
[  476.031535]  discover_timer+0x50/0x60
[  476.036868] 0 pages HighMem/MovableOnly
[  476.036878] 343323 pages reserved
[  476.039902]  call_timer_fn+0x272/0x920
[  476.043954] 0 pages cma reserved
[  476.044089] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  476.046983]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  476.050069] syz-executor3 cpuset=
[  476.053876]  ? process_timeout+0x40/0x40
[  476.057828] syz3
[  476.061771]  ? find_held_lock+0x36/0x1c0
[  476.061795]  ? mark_held_locks+0xc7/0x130
[  476.065670]  mems_allowed=0
[  476.069029]  ? _raw_spin_unlock_irq+0x27/0x80
[  476.109361]  ? _raw_spin_unlock_irq+0x27/0x80
[  476.113867]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  476.118721]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  476.123309]  ? trace_hardirqs_on+0xbd/0x310
[  476.127648]  ? kasan_check_read+0x11/0x20
[  476.131801]  ? __run_timers+0x7da/0xc70
[  476.135779]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  476.141252]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  476.146099]  __run_timers+0x7e5/0xc70
[  476.149922]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  476.155292]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  476.160312]  ? graph_lock+0x170/0x170
[  476.164123]  ? print_usage_bug+0xc0/0xc0
[  476.168188]  ? lock_release+0x970/0x970
[  476.172169]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  476.177373]  ? find_held_lock+0x36/0x1c0
[  476.181444]  ? graph_lock+0x170/0x170
[  476.185255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  476.190862]  ? check_preemption_disabled+0x48/0x200
[  476.195902]  ? __lock_is_held+0xb5/0x140
[  476.199971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  476.205514]  ? check_preemption_disabled+0x48/0x200
[  476.210545]  run_timer_softirq+0x52/0xb0
[  476.214611]  ? rcu_read_lock_sched_held+0x108/0x120
[  476.219650]  __do_softirq+0x30b/0xad8
[  476.223473]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  476.228593]  ? pvclock_read_flags+0x160/0x160
[  476.233098]  ? lapic_next_event+0x5a/0x90
[  476.237252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  476.242796]  ? check_preemption_disabled+0x48/0x200
[  476.247821]  ? check_preemption_disabled+0x48/0x200
[  476.252870]  ? kvm_clock_read+0x18/0x30
[  476.256863]  ? kvm_sched_clock_read+0x9/0x20
[  476.261283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  476.266825]  ? check_preemption_disabled+0x48/0x200
[  476.271878]  irq_exit+0x17f/0x1c0
[  476.275349]  smp_apic_timer_interrupt+0x1cb/0x760
[  476.280203]  ? smp_reschedule_interrupt+0x109/0x650
[  476.285236]  ? smp_call_function_single_interrupt+0x650/0x650
[  476.291141]  ? interrupt_entry+0xb5/0xf0
[  476.295209]  ? trace_hardirqs_off_caller+0xbb/0x300
[  476.300229]  ? trace_hardirqs_off_caller+0xbb/0x300
[  476.305251]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  476.310096]  ? trace_hardirqs_off+0x300/0x300
[  476.314591]  ? trace_hardirqs_off+0x300/0x300
[  476.319095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  476.324641]  ? check_preemption_disabled+0x48/0x200
[  476.329664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  476.335216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  476.340077]  apic_timer_interrupt+0xf/0x20
[  476.344307]  </IRQ>
[  476.346549] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  476.352267] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  476.371180] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  476.378906] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  476.386183] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  476.393461] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  476.400735] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  476.408006] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  476.415318]  cgroup_file_notify+0x226/0x2f0
[  476.419654]  ? cgroup_procs_write_finish+0xf0/0xf0
[  476.424587]  ? print_usage_bug+0xc0/0xc0
[  476.428665]  ? find_held_lock+0x36/0x1c0
[  476.432731]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  476.438288]  shrink_node+0x5e1/0x16b0
[  476.442097]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  476.447417]  ? shrink_node_memcg+0x18e0/0x18e0
[  476.452013]  ? kvm_clock_read+0x18/0x30
[  476.455992]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  476.461022]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  476.465519]  ? kasan_check_write+0x14/0x20
[  476.469762]  ? do_raw_spin_lock+0xc1/0x200
[  476.474004]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  476.479551]  ? __cpuset_node_allowed+0x19b/0x660
[  476.484315]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  476.490034]  ? delayacct_end+0x5a/0x100
[  476.494030]  do_try_to_free_pages+0x3e7/0x1290
[  476.498646]  ? shrink_node+0x16b0/0x16b0
[  476.502743]  ? __lock_is_held+0xb5/0x140
[  476.506830]  try_to_free_pages+0x4d0/0xb90
[  476.511089]  ? do_try_to_free_pages+0x1290/0x1290
[  476.515937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  476.521493]  ? lock_acquire+0x1ed/0x520
[  476.525476]  ? set_page_refcounted+0x280/0x280
[  476.530068]  ? lock_release+0x970/0x970
[  476.534052]  ? ___might_sleep+0x1ed/0x300
[  476.538207]  ? arch_local_save_flags+0x40/0x40
[  476.542806]  __alloc_pages_slowpath+0x993/0x2d80
[  476.547599]  ? warn_alloc+0x120/0x120
[  476.551409]  ? __radix_tree_lookup+0x4c0/0x4c0
[  476.556013]  ? find_get_entry+0x2f2/0xc40
[  476.560186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  476.565734]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  476.570668]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  476.576219]  ? should_fail+0x22d/0xd01
[  476.580114]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  476.585228]  ? __lock_is_held+0xb5/0x140
[  476.589323]  ? __lock_is_held+0xb5/0x140
[  476.593397]  ? __lock_acquire+0x7ec/0x4ec0
[  476.597648]  ? ___might_sleep+0x1ed/0x300
[  476.601800]  ? lock_release+0x970/0x970
[  476.605778]  ? arch_local_save_flags+0x40/0x40
[  476.610380]  ? __might_sleep+0x95/0x190
[  476.614361]  __alloc_pages_nodemask+0xa80/0xde0
[  476.619167]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  476.624189]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  476.629995]  ? kasan_check_read+0x11/0x20
[  476.634156]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  476.639446]  ? graph_lock+0x170/0x170
[  476.643250]  ? print_usage_bug+0xc0/0xc0
[  476.647319]  ? graph_lock+0x170/0x170
[  476.651118]  ? graph_lock+0x170/0x170
[  476.654929]  ? __do_page_cache_readahead+0x7ce/0x980
[  476.660042]  ? find_held_lock+0x36/0x1c0
[  476.664118]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  476.669664]  alloc_pages_current+0x10c/0x210
[  476.674074]  ? lock_downgrade+0x900/0x900
[  476.678232]  __page_cache_alloc+0x38f/0x5b0
[  476.682561]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  476.688358]  ? kasan_check_read+0x11/0x20
[  476.692514]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  476.697809]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  476.702523]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  476.708076]  ? check_preemption_disabled+0x48/0x200
[  476.713121]  filemap_fault+0x1594/0x25f0
[  476.717211]  ? __lock_page_or_retry+0xa00/0xa00
[  476.721886]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  476.727686]  ? kasan_check_read+0x11/0x20
[  476.731844]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  476.737145]  ? rcu_bh_qs+0xc0/0xc0
[  476.740695]  ? print_usage_bug+0xc0/0xc0
[  476.744767]  ? filemap_map_pages+0xdea/0x1980
[  476.749275]  ? print_usage_bug+0xc0/0xc0
[  476.753352]  ? find_get_pages_range_tag+0x1320/0x1320
[  476.758552]  ? print_usage_bug+0xc0/0xc0
[  476.762618]  ? __lock_acquire+0x7ec/0x4ec0
[  476.766873]  ? graph_lock+0x170/0x170
[  476.770681]  ? __sigqueue_free.part.27+0x7d/0xa0
[  476.775455]  ? __lock_acquire+0x7ec/0x4ec0
[  476.779710]  ? lock_acquire+0x1ed/0x520
[  476.783688]  ? ext4_filemap_fault+0x7a/0xad
[  476.788023]  ? lock_release+0x970/0x970
[  476.792006]  ? arch_local_save_flags+0x40/0x40
[  476.796595]  ? mark_held_locks+0x130/0x130
[  476.800860]  ? down_read+0xb0/0x1d0
[  476.804489]  ? ext4_filemap_fault+0x7a/0xad
[  476.808822]  ? __down_interruptible+0x700/0x700
[  476.813505]  ? graph_lock+0x170/0x170
[  476.817312]  ? __sigqueue_free.part.27+0x7d/0xa0
[  476.822088]  ext4_filemap_fault+0x82/0xad
[  476.826248]  __do_fault+0x100/0x6b0
[  476.829890]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  476.835206]  ? print_bad_pte+0x6c0/0x6c0
[  476.839288]  ? pmd_val+0x88/0x100
[  476.842749]  ? add_mm_counter_fast+0xd0/0xd0
[  476.847164]  ? pmd_val+0x88/0x100
[  476.850629]  ? add_mm_counter_fast+0xd0/0xd0
[  476.855052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  476.860607]  __handle_mm_fault+0x3709/0x53e0
[  476.865041]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  476.869888]  ? graph_lock+0x170/0x170
[  476.873697]  ? print_usage_bug+0xc0/0xc0
[  476.877764]  ? graph_lock+0x170/0x170
[  476.881564]  ? graph_lock+0x170/0x170
[  476.885395]  ? handle_mm_fault+0x42a/0xc70
[  476.889638]  ? lock_downgrade+0x900/0x900
[  476.893787]  ? check_preemption_disabled+0x48/0x200
[  476.898819]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  476.904637]  ? kasan_check_read+0x11/0x20
[  476.908794]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  476.914075]  ? rcu_bh_qs+0xc0/0xc0
[  476.917630]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  476.923086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  476.928635]  ? check_preemption_disabled+0x48/0x200
[  476.933674]  handle_mm_fault+0x54f/0xc70
[  476.937746]  ? __handle_mm_fault+0x53e0/0x53e0
[  476.942332]  ? find_vma+0x34/0x190
[  476.945889]  __do_page_fault+0x67d/0xed0
[  476.949966]  ? mm_fault_error+0x380/0x380
[  476.954419]  ? syscall_slow_exit_work+0x520/0x520
[  476.959270]  do_page_fault+0xf2/0x7e0
[  476.963078]  ? vmalloc_sync_all+0x30/0x30
[  476.967234]  ? error_entry+0x70/0xd0
[  476.970953]  ? trace_hardirqs_off_caller+0xbb/0x300
[  476.975973]  ? trace_hardirqs_on_caller+0xc0/0x300
[  476.980909]  ? syscall_return_slowpath+0x5e0/0x5e0
[  476.985857]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  476.990711]  ? trace_hardirqs_off+0x300/0x300
[  476.995207]  ? trace_hardirqs_off_caller+0x300/0x300
[  477.000316]  ? prepare_exit_to_usermode+0x291/0x3b0
[  477.005337]  ? page_fault+0x8/0x30
[  477.008891]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  477.013742]  ? page_fault+0x8/0x30
[  477.017287]  page_fault+0x1e/0x30
[  477.020742] RIP: 0033:0x45db60
[  477.023943] Code: Bad RIP value.
[  477.027320] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  477.032697] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  477.039966] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  477.047251] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  477.054523] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  477.062284] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  477.069592] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  477.069666] aoe: skb alloc failure
[  477.076878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  477.076885] Call Trace:
[  477.076909]  dump_stack+0x1c4/0x2b4
[  477.076929]  ? dump_stack_print_info.cold.2+0x52/0x52
[  477.076960]  warn_alloc.cold.118+0xb7/0x1bd
[  477.080505] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  477.089833]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  477.092405] syz-fuzzer cpuset=
[  477.096033]  ? lock_downgrade+0x900/0x900
[  477.101202] /
[  477.105528]  ? trace_hardirqs_off+0xb8/0x300
[  477.115732]  mems_allowed=0
[  477.120578]  ? trace_hardirqs_off+0xb8/0x300
[  477.141336]  __alloc_pages_slowpath+0x2667/0x2d80
[  477.146236]  ? warn_alloc+0x120/0x120
[  477.150063]  ? attach_entity_load_avg+0x860/0x860
[  477.154918]  ? warn_alloc+0x120/0x120
[  477.158733]  ? print_usage_bug+0xc0/0xc0
[  477.162806]  ? warn_alloc+0x120/0x120
[  477.166616]  ? print_usage_bug+0xc0/0xc0
[  477.170693]  ? rb_erase+0x3710/0x3710
[  477.174507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  477.180050]  ? should_fail+0x22d/0xd01
[  477.183949]  ? find_held_lock+0x36/0x1c0
[  477.188023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  477.193146]  ? __lock_acquire+0x7ec/0x4ec0
[  477.197402]  ? should_fail+0x22d/0xd01
[  477.201301]  ? __update_load_avg_blocked_se+0x730/0x730
[  477.206693]  ? mark_held_locks+0x130/0x130
[  477.210945]  ? mark_held_locks+0x130/0x130
[  477.215191]  ? graph_lock+0x170/0x170
[  477.219007]  ? __lock_acquire+0x7ec/0x4ec0
[  477.223256]  ? update_load_avg+0x387/0x2470
[  477.227594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  477.233153]  ? graph_lock+0x170/0x170
[  477.236971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  477.242516]  ? check_preemption_disabled+0x48/0x200
[  477.247534]  ? check_preemption_disabled+0x48/0x200
[  477.252571]  ? __lock_is_held+0xb5/0x140
[  477.256647]  __alloc_pages_nodemask+0xa80/0xde0
[  477.261324]  ? graph_lock+0x170/0x170
[  477.265141]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  477.270163]  ? graph_lock+0x170/0x170
[  477.273985]  ? find_held_lock+0x36/0x1c0
[  477.278066]  ? ____cache_alloc_node+0x1c7/0x1e0
[  477.282741]  ? lock_downgrade+0x900/0x900
[  477.286905]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  477.292452]  cache_grow_begin+0x91/0x8c0
[  477.296519]  ? do_raw_spin_unlock+0xa7/0x2f0
[  477.300949]  fallback_alloc+0x203/0x2e0
[  477.304942]  ____cache_alloc_node+0x1c7/0x1e0
[  477.309452]  kmem_cache_alloc+0x1f8/0x730
[  477.313616]  skb_clone+0x1bb/0x500
[  477.317167]  ? skb_split+0x11e0/0x11e0
[  477.321089]  ? kasan_check_read+0x11/0x20
[  477.325243]  ? __schedule+0x150b/0x1ed0
[  477.329224]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  477.334683]  ? lock_repin_lock+0x430/0x430
[  477.338937]  bpf_clone_redirect+0xb9/0x490
[  477.343178]  ? __schedule+0x150b/0x1ed0
[  477.347171]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  477.352205]  ? __sched_text_start+0x8/0x8
[  477.356358]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  477.361142]  ? find_held_lock+0x36/0x1c0
[  477.365216]  ? lock_acquire+0x1ed/0x520
[  477.369193]  ? bpf_test_run+0x32e/0x5a0
[  477.373173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  477.378715]  ? check_preemption_disabled+0x48/0x200
[  477.383738]  ? kasan_check_read+0x11/0x20
[  477.387895]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  477.393182]  ? rcu_bh_qs+0xc0/0xc0
[  477.396759]  ? preempt_schedule+0x4d/0x60
[  477.400923]  ? ___preempt_schedule+0x16/0x18
[  477.405352]  ? bpf_test_run+0x1c0/0x5a0
[  477.409346]  ? netlink_diag_dump+0x2a0/0x2a0
[  477.413768]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  477.419308]  ? bpf_test_init.isra.9+0x70/0x100
[  477.423899]  ? bpf_prog_test_run_skb+0x634/0xb40
[  477.428670]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  477.433518]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  477.439058]  ? fput+0x130/0x1a0
[  477.442346]  ? __bpf_prog_get+0x9b/0x290
[  477.446417]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  477.451260]  ? bpf_prog_test_run+0x130/0x1a0
[  477.455678]  ? __x64_sys_bpf+0x3d8/0x510
[  477.459743]  ? bpf_prog_get+0x20/0x20
[  477.463571]  ? do_syscall_64+0x1b9/0x820
[  477.467635]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  477.473009]  ? syscall_return_slowpath+0x5e0/0x5e0
[  477.477946]  ? trace_hardirqs_off+0x300/0x300
[  477.482449]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  477.487474]  ? recalc_sigpending_tsk+0x180/0x180
[  477.492233]  ? kasan_check_write+0x14/0x20
[  477.496483]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  477.501341]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  477.506723] warn_alloc_show_mem: 1 callbacks suppressed
[  477.506736] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  477.506738] Mem-Info:
[  477.506773] active_anon:42551 inactive_anon:372 isolated_anon:0
[  477.506773]  active_file:18 inactive_file:16 isolated_file:0
[  477.506773]  unevictable:0 dirty:0 writeback:0 unstable:0
[  477.506773]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  477.506773]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  477.506773]  free:13631 free_pcp:197 free_cma:0
[  477.512118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  477.519059] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  477.521467] Call Trace:
[  477.554345] Node 0 
[  477.563707]  <IRQ>
[  477.591406] 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
[  477.593978]  dump_stack+0x1c4/0x2b4
[  477.596186] lowmem_reserve[]: 0
[  477.598347]  ? dump_stack_print_info.cold.2+0x52/0x52
[  477.623829]  2815 6318
[  477.627505]  warn_alloc.cold.118+0xb7/0x1bd
[  477.630749]  6318
[  477.635943]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  477.638413] Node 0 
[  477.642738]  ? lock_downgrade+0x900/0x900
[  477.644807] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  477.649635]  ? trace_hardirqs_off+0xb8/0x300
[  477.651884] lowmem_reserve[]:
[  477.656046]  ? trace_hardirqs_off+0xb8/0x300
[  477.682588]  0 0
[  477.687032]  __alloc_pages_slowpath+0x2667/0x2d80
[  477.690099]  3503 3503
[  477.694551]  ? warn_alloc+0x120/0x120
[  477.696476] Node 0 
[  477.701323]  ? __lock_acquire+0x7ec/0x4ec0
[  477.703826] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  477.707606]  ? warn_alloc+0x120/0x120
[  477.709817] lowmem_reserve[]:
[  477.714052]  ? print_usage_bug+0xc0/0xc0
[  477.742397]  0 0
[  477.746225]  ? warn_alloc+0x120/0x120
[  477.749307]  0
[  477.753373]  ? print_usage_bug+0xc0/0xc0
[  477.755320]  0
[  477.759120]  ? mark_held_locks+0x130/0x130
[  477.764959]  ? mark_held_locks+0x130/0x130
[  477.766737] Node 0 
[  477.770970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  477.775288] DMA: 1*4kB 
[  477.777534]  ? should_fail+0x22d/0xd01
[  477.783041] (U) 0*8kB 
[  477.785644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  477.789502] 0*16kB 1*32kB 
[  477.792015]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  477.797527] (U) 
[  477.800386]  ? __lock_acquire+0x7ec/0x4ec0
[  477.805463] 2*64kB (U) 
[  477.807464]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  477.811664] 1*128kB (U) 
[  477.814258]  ? should_fail+0x22d/0xd01
[  477.819338] 1*256kB 
[  477.822019]  ? mark_held_locks+0x130/0x130
[  477.825881] (U) 
[  477.828206]  ? mark_held_locks+0x130/0x130
[  477.832410] 0*512kB 1*1024kB 
[  477.834399]  ? graph_lock+0x170/0x170
[  477.838610] (U) 
[  477.841717]  ? graph_lock+0x170/0x170
[  477.845496] 1*2048kB 
[  477.847468]  ? print_usage_bug+0xc0/0xc0
[  477.851244] (M) 
[  477.853656]  ? do_raw_spin_unlock+0xa7/0x2f0
[  477.857688] 3*4096kB (M) 
[  477.859679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  477.864057] = 15908kB
[  477.864067] Node 0 
[  477.866822]  ? check_preemption_disabled+0x48/0x200
[  477.872331] DMA32: 4*4kB 
[  477.874747]  ? check_preemption_disabled+0x48/0x200
[  477.876976] (UM) 
[  477.881998]  ? __lock_is_held+0xb5/0x140
[  477.884722] 3*8kB (UM) 
[  477.889747]  __alloc_pages_nodemask+0xa80/0xde0
[  477.891780] 1*16kB (M) 
[  477.895867]  ? graph_lock+0x170/0x170
[  477.898424] 2*32kB (UM) 
[  477.903106]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  477.905659] 2*64kB (M) 
[  477.909465]  ? graph_lock+0x170/0x170
[  477.912155] 4*128kB (UM) 
[  477.917188]  ? find_held_lock+0x36/0x1c0
[  477.919735] 2*256kB (M) 
[  477.923553]  ? ____cache_alloc_node+0x1c7/0x1e0
[  477.926278] 4*512kB (UM) 
[  477.930348]  ? lock_downgrade+0x900/0x900
[  477.932992] 3*1024kB (M) 
[  477.937674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  477.940399] 3*2048kB (M) 
[  477.944557]  cache_grow_begin+0x91/0x8c0
[  477.947287] 3*4096kB (M) 
[  477.952839]  ? do_raw_spin_unlock+0xa7/0x2f0
[  477.955585] = 24824kB
[  477.959675]  fallback_alloc+0x203/0x2e0
[  477.962409] Node 0 
[  477.966821]  ____cache_alloc_node+0x1c7/0x1e0
[  477.969198] Normal: 2044*4kB 
[  477.973185]  kmem_cache_alloc_node+0xe3/0x730
[  477.975399] (UMEH) 
[  477.979900]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  477.982981] 226*8kB (UMEH) 
[  477.987485]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  477.989701] 46*16kB (UME) 
[  477.994827]  __alloc_skb+0x119/0x770
[  477.997730] 28*32kB (UME) 
[  478.002321]  ? calc_wheel_index+0x220/0x220
[  478.005145] 10*64kB 
[  478.008867]  ? skb_scrub_packet+0x490/0x490
[  478.011689] (UME) 
[  478.016025]  ? vprintk_default+0x28/0x30
[  478.018324] 4*128kB (UM) 
[  478.022664]  ? vprintk_func+0x85/0x181
[  478.024794] 0*256kB 
[  478.028862]  ? printk+0xa7/0xcf
[  478.031591] 2*512kB (U) 
[  478.035500]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  478.037807] 0*1024kB 
[  478.041098]  new_skb+0x26/0x1c0
[  478.043736] 0*2048kB 0*4096kB 
[  478.048505]  aoecmd_cfg+0x279/0x7f0
[  478.050899] = 13792kB
[  478.054186]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  478.057378] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  478.061529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.063923] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  478.068242]  ? check_preemption_disabled+0x48/0x200
[  478.077063] 413 total pagecache pages
[  478.082606]  ? check_preemption_disabled+0x48/0x200
[  478.091167] 0 pages in swap cache
[  478.096198]  ? __lock_is_held+0xb5/0x140
[  478.099965] Swap cache stats: add 0, delete 0, find 0/0
[  478.099976] Free swap  = 0kB
[  478.105002]  discover_timer+0x50/0x60
[  478.108429] Total swap = 0kB
[  478.112494]  call_timer_fn+0x272/0x920
[  478.117831] 1965979 pages RAM
[  478.120874]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  478.124646] 0 pages HighMem/MovableOnly
[  478.124656] 343323 pages reserved
[  478.127683]  ? process_timeout+0x40/0x40
[  478.131546] 0 pages cma reserved
[  478.131686] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  478.134664]  ? find_held_lock+0x36/0x1c0
[  478.139489] syz-executor3 cpuset=
[  478.143479]  ? mark_held_locks+0xc7/0x130
[  478.146909] syz3
[  478.150980]  ? _raw_spin_unlock_irq+0x27/0x80
[  478.154331]  mems_allowed=0
[  478.164830]  ? _raw_spin_unlock_irq+0x27/0x80
[  478.190381]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  478.195257]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  478.199867]  ? trace_hardirqs_on+0xbd/0x310
[  478.204201]  ? kasan_check_read+0x11/0x20
[  478.208362]  ? __run_timers+0x7da/0xc70
[  478.212348]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  478.217823]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  478.222685]  __run_timers+0x7e5/0xc70
[  478.226513]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  478.231906]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  478.236934]  ? graph_lock+0x170/0x170
[  478.240771]  ? print_usage_bug+0xc0/0xc0
[  478.244838]  ? lock_release+0x970/0x970
[  478.248836]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  478.254060]  ? find_held_lock+0x36/0x1c0
[  478.258143]  ? graph_lock+0x170/0x170
[  478.262006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.267563]  ? check_preemption_disabled+0x48/0x200
[  478.272612]  ? __lock_is_held+0xb5/0x140
[  478.276703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.282259]  ? check_preemption_disabled+0x48/0x200
[  478.287303]  run_timer_softirq+0x52/0xb0
[  478.291374]  ? rcu_read_lock_sched_held+0x108/0x120
[  478.296405]  __do_softirq+0x30b/0xad8
[  478.300243]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  478.305362]  ? pvclock_read_flags+0x160/0x160
[  478.309873]  ? lapic_next_event+0x5a/0x90
[  478.314029]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.319570]  ? check_preemption_disabled+0x48/0x200
[  478.324588]  ? check_preemption_disabled+0x48/0x200
[  478.329614]  ? kvm_clock_read+0x18/0x30
[  478.333598]  ? kvm_sched_clock_read+0x9/0x20
[  478.338024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.343564]  ? check_preemption_disabled+0x48/0x200
[  478.348594]  irq_exit+0x17f/0x1c0
[  478.352063]  smp_apic_timer_interrupt+0x1cb/0x760
[  478.356924]  ? smp_reschedule_interrupt+0x109/0x650
[  478.361960]  ? smp_call_function_single_interrupt+0x650/0x650
[  478.367865]  ? interrupt_entry+0xb5/0xf0
[  478.371936]  ? trace_hardirqs_off_caller+0xbb/0x300
[  478.376959]  ? trace_hardirqs_off_caller+0xbb/0x300
[  478.381984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  478.386830]  ? trace_hardirqs_off+0x300/0x300
[  478.391337]  ? trace_hardirqs_off+0x300/0x300
[  478.395837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.401388]  ? check_preemption_disabled+0x48/0x200
[  478.406403]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.411956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  478.416827]  apic_timer_interrupt+0xf/0x20
[  478.421068]  </IRQ>
[  478.423315] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  478.429036] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  478.447952] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  478.455674] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  478.462951] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  478.470221] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  478.477490] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  478.484762] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  478.492078]  cgroup_file_notify+0x226/0x2f0
[  478.496408]  ? cgroup_procs_write_finish+0xf0/0xf0
[  478.501343]  ? print_usage_bug+0xc0/0xc0
[  478.505416]  ? find_held_lock+0x36/0x1c0
[  478.509485]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  478.515038]  shrink_node+0x5e1/0x16b0
[  478.518859]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  478.524200]  ? shrink_node_memcg+0x18e0/0x18e0
[  478.528791]  ? kvm_clock_read+0x18/0x30
[  478.532769]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  478.537798]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  478.542299]  ? kasan_check_write+0x14/0x20
[  478.546537]  ? do_raw_spin_lock+0xc1/0x200
[  478.550777]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  478.556317]  ? __cpuset_node_allowed+0x19b/0x660
[  478.561079]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  478.566795]  ? delayacct_end+0x5a/0x100
[  478.570784]  do_try_to_free_pages+0x3e7/0x1290
[  478.575395]  ? shrink_node+0x16b0/0x16b0
[  478.579463]  ? __lock_is_held+0xb5/0x140
[  478.583550]  try_to_free_pages+0x4d0/0xb90
[  478.587801]  ? do_try_to_free_pages+0x1290/0x1290
[  478.592658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.598213]  ? lock_acquire+0x1ed/0x520
[  478.602194]  ? set_page_refcounted+0x280/0x280
[  478.606787]  ? lock_release+0x970/0x970
[  478.610768]  ? ___might_sleep+0x1ed/0x300
[  478.614923]  ? arch_local_save_flags+0x40/0x40
[  478.619521]  __alloc_pages_slowpath+0x993/0x2d80
[  478.624316]  ? warn_alloc+0x120/0x120
[  478.628119]  ? __radix_tree_lookup+0x4c0/0x4c0
[  478.632719]  ? find_get_entry+0x2f2/0xc40
[  478.636887]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  478.642436]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  478.647381]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  478.652931]  ? should_fail+0x22d/0xd01
[  478.656841]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  478.661969]  ? __lock_is_held+0xb5/0x140
[  478.666072]  ? __lock_is_held+0xb5/0x140
[  478.670147]  ? __lock_acquire+0x7ec/0x4ec0
[  478.674391]  ? ___might_sleep+0x1ed/0x300
[  478.678542]  ? lock_release+0x970/0x970
[  478.682525]  ? arch_local_save_flags+0x40/0x40
[  478.687123]  ? __might_sleep+0x95/0x190
[  478.691113]  __alloc_pages_nodemask+0xa80/0xde0
[  478.695799]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  478.700827]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  478.706644]  ? kasan_check_read+0x11/0x20
[  478.710800]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  478.716088]  ? graph_lock+0x170/0x170
[  478.719897]  ? print_usage_bug+0xc0/0xc0
[  478.723969]  ? graph_lock+0x170/0x170
[  478.727775]  ? graph_lock+0x170/0x170
[  478.731583]  ? __do_page_cache_readahead+0x7ce/0x980
[  478.736696]  ? find_held_lock+0x36/0x1c0
[  478.740771]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  478.746317]  alloc_pages_current+0x10c/0x210
[  478.750730]  ? lock_downgrade+0x900/0x900
[  478.754897]  __page_cache_alloc+0x38f/0x5b0
[  478.759232]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  478.765031]  ? kasan_check_read+0x11/0x20
[  478.769188]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  478.774489]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  478.779179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  478.784721]  ? check_preemption_disabled+0x48/0x200
[  478.789752]  filemap_fault+0x1594/0x25f0
[  478.793837]  ? __lock_page_or_retry+0xa00/0xa00
[  478.798519]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  478.804320]  ? kasan_check_read+0x11/0x20
[  478.808473]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  478.813753]  ? rcu_bh_qs+0xc0/0xc0
[  478.817303]  ? print_usage_bug+0xc0/0xc0
[  478.821373]  ? filemap_map_pages+0xdea/0x1980
[  478.825893]  ? print_usage_bug+0xc0/0xc0
[  478.829975]  ? find_get_pages_range_tag+0x1320/0x1320
[  478.835170]  ? print_usage_bug+0xc0/0xc0
[  478.839236]  ? __lock_acquire+0x7ec/0x4ec0
[  478.843474]  ? graph_lock+0x170/0x170
[  478.847281]  ? __sigqueue_free.part.27+0x7d/0xa0
[  478.852048]  ? __lock_acquire+0x7ec/0x4ec0
[  478.856303]  ? lock_acquire+0x1ed/0x520
[  478.860285]  ? ext4_filemap_fault+0x7a/0xad
[  478.864633]  ? lock_release+0x970/0x970
[  478.868609]  ? arch_local_save_flags+0x40/0x40
[  478.873203]  ? mark_held_locks+0x130/0x130
[  478.877456]  ? down_read+0xb0/0x1d0
[  478.881087]  ? ext4_filemap_fault+0x7a/0xad
[  478.885413]  ? __down_interruptible+0x700/0x700
[  478.890101]  ? graph_lock+0x170/0x170
[  478.893920]  ? __sigqueue_free.part.27+0x7d/0xa0
[  478.898703]  ext4_filemap_fault+0x82/0xad
[  478.902874]  __do_fault+0x100/0x6b0
[  478.906521]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  478.911813]  ? print_bad_pte+0x6c0/0x6c0
[  478.915906]  ? pmd_val+0x88/0x100
[  478.919364]  ? add_mm_counter_fast+0xd0/0xd0
[  478.923779]  ? pmd_val+0x88/0x100
[  478.927241]  ? add_mm_counter_fast+0xd0/0xd0
[  478.931671]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  478.937221]  __handle_mm_fault+0x3709/0x53e0
[  478.941657]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  478.946510]  ? graph_lock+0x170/0x170
[  478.950328]  ? print_usage_bug+0xc0/0xc0
[  478.954685]  ? graph_lock+0x170/0x170
[  478.958494]  ? graph_lock+0x170/0x170
[  478.962320]  ? handle_mm_fault+0x42a/0xc70
[  478.966564]  ? lock_downgrade+0x900/0x900
[  478.970716]  ? check_preemption_disabled+0x48/0x200
[  478.975745]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  478.981546]  ? kasan_check_read+0x11/0x20
[  478.985706]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  478.990994]  ? rcu_bh_qs+0xc0/0xc0
[  478.994538]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  479.000001]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  479.005557]  ? check_preemption_disabled+0x48/0x200
[  479.010601]  handle_mm_fault+0x54f/0xc70
[  479.014677]  ? __handle_mm_fault+0x53e0/0x53e0
[  479.019272]  ? find_vma+0x34/0x190
[  479.022824]  __do_page_fault+0x67d/0xed0
[  479.026912]  ? mm_fault_error+0x380/0x380
[  479.031078]  ? syscall_slow_exit_work+0x520/0x520
[  479.035934]  do_page_fault+0xf2/0x7e0
[  479.039742]  ? vmalloc_sync_all+0x30/0x30
[  479.043894]  ? error_entry+0x70/0xd0
[  479.047615]  ? trace_hardirqs_off_caller+0xbb/0x300
[  479.052652]  ? trace_hardirqs_on_caller+0xc0/0x300
[  479.057601]  ? syscall_return_slowpath+0x5e0/0x5e0
[  479.063075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  479.067929]  ? trace_hardirqs_off+0x300/0x300
[  479.072428]  ? trace_hardirqs_off_caller+0x300/0x300
[  479.077546]  ? prepare_exit_to_usermode+0x291/0x3b0
[  479.082567]  ? page_fault+0x8/0x30
[  479.086126]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  479.091001]  ? page_fault+0x8/0x30
[  479.094548]  page_fault+0x1e/0x30
[  479.098000] RIP: 0033:0x45db60
[  479.101203] Code: Bad RIP value.
[  479.104574] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  479.109954] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  479.117229] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  479.124540] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  479.131821] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  479.139117] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  479.146435] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  479.146497] aoe: skb alloc failure
[  479.153732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  479.153738] Call Trace:
[  479.153765]  dump_stack+0x1c4/0x2b4
[  479.153782]  ? dump_stack_print_info.cold.2+0x52/0x52
[  479.153815]  warn_alloc.cold.118+0xb7/0x1bd
[  479.157381] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  479.166716]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  479.169281] syz-fuzzer cpuset=
[  479.172914]  ? lock_downgrade+0x900/0x900
[  479.178083] /
[  479.182422]  ? trace_hardirqs_off+0xb8/0x300
[  479.192637]  mems_allowed=0
[  479.197489]  ? trace_hardirqs_off+0xb8/0x300
[  479.218243]  __alloc_pages_slowpath+0x2667/0x2d80
[  479.223159]  ? warn_alloc+0x120/0x120
[  479.226992]  ? attach_entity_load_avg+0x860/0x860
[  479.231856]  ? warn_alloc+0x120/0x120
[  479.235673]  ? print_usage_bug+0xc0/0xc0
[  479.239740]  ? warn_alloc+0x120/0x120
[  479.243548]  ? print_usage_bug+0xc0/0xc0
[  479.247625]  ? rb_erase+0x3710/0x3710
[  479.251455]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  479.257009]  ? should_fail+0x22d/0xd01
[  479.260909]  ? find_held_lock+0x36/0x1c0
[  479.264987]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  479.270102]  ? __lock_acquire+0x7ec/0x4ec0
[  479.274361]  ? should_fail+0x22d/0xd01
[  479.278261]  ? __update_load_avg_blocked_se+0x730/0x730
[  479.283645]  ? mark_held_locks+0x130/0x130
[  479.287899]  ? mark_held_locks+0x130/0x130
[  479.292147]  ? graph_lock+0x170/0x170
[  479.295967]  ? __lock_acquire+0x7ec/0x4ec0
[  479.300215]  ? update_load_avg+0x387/0x2470
[  479.304547]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  479.310099]  ? graph_lock+0x170/0x170
[  479.313920]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  479.319471]  ? check_preemption_disabled+0x48/0x200
[  479.324496]  ? check_preemption_disabled+0x48/0x200
[  479.329539]  ? __lock_is_held+0xb5/0x140
[  479.333615]  __alloc_pages_nodemask+0xa80/0xde0
[  479.338300]  ? graph_lock+0x170/0x170
[  479.342116]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  479.347154]  ? graph_lock+0x170/0x170
[  479.350980]  ? find_held_lock+0x36/0x1c0
[  479.355059]  ? ____cache_alloc_node+0x1c7/0x1e0
[  479.359739]  ? lock_downgrade+0x900/0x900
[  479.363905]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  479.369458]  cache_grow_begin+0x91/0x8c0
[  479.373530]  ? do_raw_spin_unlock+0xa7/0x2f0
[  479.377963]  fallback_alloc+0x203/0x2e0
[  479.381966]  ____cache_alloc_node+0x1c7/0x1e0
[  479.386481]  kmem_cache_alloc+0x1f8/0x730
[  479.390653]  skb_clone+0x1bb/0x500
[  479.394207]  ? skb_split+0x11e0/0x11e0
[  479.398101]  ? kasan_check_read+0x11/0x20
[  479.402262]  ? __schedule+0x150b/0x1ed0
[  479.406244]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  479.411713]  ? lock_repin_lock+0x430/0x430
[  479.415974]  bpf_clone_redirect+0xb9/0x490
[  479.420219]  ? __schedule+0x150b/0x1ed0
[  479.424214]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  479.429250]  ? __sched_text_start+0x8/0x8
[  479.433405]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  479.438189]  ? find_held_lock+0x36/0x1c0
[  479.442275]  ? lock_acquire+0x1ed/0x520
[  479.446265]  ? bpf_test_run+0x32e/0x5a0
[  479.450252]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  479.455810]  ? check_preemption_disabled+0x48/0x200
[  479.460865]  ? kasan_check_read+0x11/0x20
[  479.465034]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  479.470334]  ? rcu_bh_qs+0xc0/0xc0
[  479.473897]  ? preempt_schedule+0x4d/0x60
[  479.478061]  ? ___preempt_schedule+0x16/0x18
[  479.482495]  ? bpf_test_run+0x1c0/0x5a0
[  479.486499]  ? netlink_diag_dump+0x2a0/0x2a0
[  479.490926]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  479.496500]  ? bpf_test_init.isra.9+0x70/0x100
[  479.501104]  ? bpf_prog_test_run_skb+0x634/0xb40
[  479.505894]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  479.510748]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  479.516292]  ? fput+0x130/0x1a0
[  479.519577]  ? __bpf_prog_get+0x9b/0x290
[  479.523648]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  479.528505]  ? bpf_prog_test_run+0x130/0x1a0
[  479.532939]  ? __x64_sys_bpf+0x3d8/0x510
[  479.537007]  ? bpf_prog_get+0x20/0x20
[  479.540840]  ? do_syscall_64+0x1b9/0x820
[  479.544922]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  479.550296]  ? syscall_return_slowpath+0x5e0/0x5e0
[  479.555240]  ? trace_hardirqs_off+0x300/0x300
[  479.559746]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  479.564781]  ? recalc_sigpending_tsk+0x180/0x180
[  479.569557]  ? kasan_check_write+0x14/0x20
[  479.573813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  479.578690]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  479.584089] warn_alloc_show_mem: 1 callbacks suppressed
[  479.584103] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  479.584105] Mem-Info:
[  479.584148] active_anon:42551 inactive_anon:372 isolated_anon:0
[  479.584148]  active_file:18 inactive_file:16 isolated_file:0
[  479.584148]  unevictable:0 dirty:0 writeback:0 unstable:0
[  479.584148]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  479.584148]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  479.584148]  free:13631 free_pcp:197 free_cma:0
[  479.589497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  479.596444] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  479.598863] Call Trace:
[  479.631744] Node 0 
[  479.641119]  <IRQ>
[  479.669009] 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
[  479.671577]  dump_stack+0x1c4/0x2b4
[  479.673779] lowmem_reserve[]: 0
[  479.675945]  ? dump_stack_print_info.cold.2+0x52/0x52
[  479.701428]  2815 6318
[  479.705090]  warn_alloc.cold.118+0xb7/0x1bd
[  479.708327]  6318
[  479.713551]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  479.716024] Node 0 
[  479.720356]  ? lock_downgrade+0x900/0x900
[  479.722424] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  479.727252]  ? trace_hardirqs_off+0xb8/0x300
[  479.729465] lowmem_reserve[]:
[  479.733631]  ? trace_hardirqs_off+0xb8/0x300
[  479.760157]  0 0
[  479.764602]  __alloc_pages_slowpath+0x2667/0x2d80
[  479.767673]  3503
[  479.772118]  ? warn_alloc+0x120/0x120
[  479.774036]  3503
[  479.778893]  ? __lock_acquire+0x7ec/0x4ec0
[  479.780943] Node 0 
[  479.784742]  ? warn_alloc+0x120/0x120
[  479.786812] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  479.791016]  ? print_usage_bug+0xc0/0xc0
[  479.793222] lowmem_reserve[]: 0
[  479.797037]  ? warn_alloc+0x120/0x120
[  479.825382]  0 0
[  479.829472]  ? print_usage_bug+0xc0/0xc0
[  479.832734]  0
[  479.836553]  ? mark_held_locks+0x130/0x130
[  479.838511] Node 0 
[  479.842589]  ? mark_held_locks+0x130/0x130
[  479.844363] DMA: 1*4kB 
[  479.848619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  479.850837] (U) 
[  479.855087]  ? should_fail+0x22d/0xd01
[  479.857653] 0*8kB 
[  479.863204]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  479.865149] 0*16kB 1*32kB 
[  479.869061]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  479.871211] (U) 
[  479.876756]  ? __lock_acquire+0x7ec/0x4ec0
[  479.879575] 2*64kB (U) 
[  479.884705]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  479.886652] 1*128kB (U) 
[  479.890900]  ? should_fail+0x22d/0xd01
[  479.893455] 1*256kB (U) 
[  479.898579]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  479.901247] 0*512kB 1*1024kB 
[  479.905161]  ? mark_held_locks+0x130/0x130
[  479.907795] (U) 1*2048kB 
[  479.913347]  ? mark_held_locks+0x130/0x130
[  479.916430] (M) 
[  479.920675]  ? graph_lock+0x170/0x170
[  479.923409] 3*4096kB (M) 
[  479.927671]  ? graph_lock+0x170/0x170
[  479.929623] = 15908kB
[  479.929630] Node 0 DMA32: 
[  479.933446]  ? print_usage_bug+0xc0/0xc0
[  479.936182] 4*4kB 
[  479.939984]  ? do_raw_spin_unlock+0xa7/0x2f0
[  479.942374] (UM) 
[  479.945223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  479.949261] 3*8kB 
[  479.951414]  ? check_preemption_disabled+0x48/0x200
[  479.955978] (UM) 1*16kB 
[  479.958063]  ? check_preemption_disabled+0x48/0x200
[  479.963579] (M) 2*32kB 
[  479.965763]  ? __lock_is_held+0xb5/0x140
[  479.970753] (UM) 
[  479.973443]  __alloc_pages_nodemask+0xa80/0xde0
[  479.978430] 2*64kB (M) 
[  479.981041]  ? graph_lock+0x170/0x170
[  479.985073] 4*128kB (UM) 
[  479.987157]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  479.991798] 2*256kB (M) 
[  479.994411]  ? graph_lock+0x170/0x170
[  479.998186] 4*512kB (UM) 
[  480.000969]  ? find_held_lock+0x36/0x1c0
[  480.006034] 3*1024kB (M) 
[  480.008728]  ? ____cache_alloc_node+0x1c7/0x1e0
[  480.012492] 3*2048kB (M) 
[  480.015280]  ? lock_downgrade+0x900/0x900
[  480.019400] 3*4096kB (M) 
[  480.022182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.026818] = 24824kB
[  480.026829] Node 0 
[  480.029607]  cache_grow_begin+0x91/0x8c0
[  480.033719] Normal: 2044*4kB 
[  480.036491]  ? do_raw_spin_unlock+0xa7/0x2f0
[  480.041999] (UMEH) 226*8kB 
[  480.044464]  fallback_alloc+0x203/0x2e0
[  480.046665] (UMEH) 46*16kB 
[  480.050754]  ____cache_alloc_node+0x1c7/0x1e0
[  480.053835] (UME) 
[  480.058264]  kmem_cache_alloc_node+0xe3/0x730
[  480.061526] 28*32kB 
[  480.065511]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  480.068410] (UME) 10*64kB 
[  480.072937]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  480.075070] (UME) 
[  480.079572]  __alloc_skb+0x119/0x770
[  480.081878] 4*128kB 
[  480.086995]  ? calc_wheel_index+0x220/0x220
[  480.089820] (UM) 
[  480.094421]  ? skb_scrub_packet+0x490/0x490
[  480.096550] 0*256kB 
[  480.100274]  ? vprintk_default+0x28/0x30
[  480.102566] 2*512kB (U) 
[  480.106930]  ? vprintk_func+0x85/0x181
[  480.108975] 0*1024kB 
[  480.113309]  ? printk+0xa7/0xcf
[  480.115618] 0*2048kB 
[  480.120399]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  480.123054] 0*4096kB 
[  480.126956]  new_skb+0x26/0x1c0
[  480.129352] = 13792kB
[  480.132638]  aoecmd_cfg+0x279/0x7f0
[  480.135033] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  480.139795]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  480.142192] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  480.145471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.147868] 413 total pagecache pages
[  480.151499]  ? check_preemption_disabled+0x48/0x200
[  480.160327] 0 pages in swap cache
[  480.164654]  ? check_preemption_disabled+0x48/0x200
[  480.164685]  ? __lock_is_held+0xb5/0x140
[  480.173262] Swap cache stats: add 0, delete 0, find 0/0
[  480.178821]  discover_timer+0x50/0x60
[  480.182597] Free swap  = 0kB
[  480.182608] Total swap = 0kB
[  480.187647]  call_timer_fn+0x272/0x920
[  480.191074] 1965979 pages RAM
[  480.196095]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  480.200138] 0 pages HighMem/MovableOnly
[  480.200148] 343323 pages reserved
[  480.205525]  ? process_timeout+0x40/0x40
[  480.209305] 0 pages cma reserved
[  480.212330]  ? find_held_lock+0x36/0x1c0
[  480.215479] syz-executor3: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  480.219239]  ? mark_held_locks+0xc7/0x130
[  480.222325] syz-executor3 cpuset=
[  480.227186]  ? _raw_spin_unlock_irq+0x27/0x80
[  480.231150] syz3
[  480.234617]  ? _raw_spin_unlock_irq+0x27/0x80
[  480.238671]  mems_allowed=0
[  480.242047]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  480.282909]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  480.287522]  ? trace_hardirqs_on+0xbd/0x310
[  480.291875]  ? kasan_check_read+0x11/0x20
[  480.296055]  ? __run_timers+0x7da/0xc70
[  480.300059]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  480.305554]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  480.310424]  __run_timers+0x7e5/0xc70
[  480.314279]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  480.319889]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  480.324970]  ? graph_lock+0x170/0x170
[  480.328805]  ? print_usage_bug+0xc0/0xc0
[  480.332894]  ? lock_release+0x970/0x970
[  480.336900]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  480.342219]  ? find_held_lock+0x36/0x1c0
[  480.346406]  ? graph_lock+0x170/0x170
[  480.350499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.356063]  ? check_preemption_disabled+0x48/0x200
[  480.361122]  ? __lock_is_held+0xb5/0x140
[  480.365212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.370775]  ? check_preemption_disabled+0x48/0x200
[  480.375825]  run_timer_softirq+0x52/0xb0
[  480.379908]  ? rcu_read_lock_sched_held+0x108/0x120
[  480.384953]  __do_softirq+0x30b/0xad8
[  480.388788]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  480.393921]  ? pvclock_read_flags+0x160/0x160
[  480.398440]  ? lapic_next_event+0x5a/0x90
[  480.402603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.408172]  ? check_preemption_disabled+0x48/0x200
[  480.413191]  ? check_preemption_disabled+0x48/0x200
[  480.418224]  ? kvm_clock_read+0x18/0x30
[  480.422205]  ? kvm_sched_clock_read+0x9/0x20
[  480.426634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.432180]  ? check_preemption_disabled+0x48/0x200
[  480.437215]  irq_exit+0x17f/0x1c0
[  480.440677]  smp_apic_timer_interrupt+0x1cb/0x760
[  480.445519]  ? smp_reschedule_interrupt+0x109/0x650
[  480.450543]  ? smp_call_function_single_interrupt+0x650/0x650
[  480.456428]  ? interrupt_entry+0xb5/0xf0
[  480.460496]  ? trace_hardirqs_off_caller+0xbb/0x300
[  480.465518]  ? trace_hardirqs_off_caller+0xbb/0x300
[  480.470540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  480.475388]  ? trace_hardirqs_off+0x300/0x300
[  480.479885]  ? trace_hardirqs_off+0x300/0x300
[  480.484381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.489922]  ? check_preemption_disabled+0x48/0x200
[  480.494943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.500499]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  480.505353]  apic_timer_interrupt+0xf/0x20
[  480.509583]  </IRQ>
[  480.511823] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  480.517544] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  480.536607] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  480.544464] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  480.551737] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  480.559009] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  480.566396] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  480.573794] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  480.581106]  cgroup_file_notify+0x226/0x2f0
[  480.585438]  ? cgroup_procs_write_finish+0xf0/0xf0
[  480.590372]  ? print_usage_bug+0xc0/0xc0
[  480.594444]  ? find_held_lock+0x36/0x1c0
[  480.598509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  480.604054]  shrink_node+0x5e1/0x16b0
[  480.607887]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  480.613198]  ? shrink_node_memcg+0x18e0/0x18e0
[  480.617793]  ? kvm_clock_read+0x18/0x30
[  480.621771]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  480.626799]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  480.631295]  ? kasan_check_write+0x14/0x20
[  480.635536]  ? do_raw_spin_lock+0xc1/0x200
[  480.639773]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  480.645313]  ? __cpuset_node_allowed+0x19b/0x660
[  480.650072]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  480.655784]  ? delayacct_end+0x5a/0x100
[  480.659777]  do_try_to_free_pages+0x3e7/0x1290
[  480.664383]  ? shrink_node+0x16b0/0x16b0
[  480.668447]  ? __lock_is_held+0xb5/0x140
[  480.672525]  try_to_free_pages+0x4d0/0xb90
[  480.676768]  ? do_try_to_free_pages+0x1290/0x1290
[  480.681613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.687178]  ? lock_acquire+0x1ed/0x520
[  480.691154]  ? set_page_refcounted+0x280/0x280
[  480.695748]  ? lock_release+0x970/0x970
[  480.699730]  ? ___might_sleep+0x1ed/0x300
[  480.703889]  ? arch_local_save_flags+0x40/0x40
[  480.708494]  __alloc_pages_slowpath+0x993/0x2d80
[  480.713293]  ? warn_alloc+0x120/0x120
[  480.717095]  ? __radix_tree_lookup+0x4c0/0x4c0
[  480.721701]  ? find_get_entry+0x2f2/0xc40
[  480.725873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  480.731419]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  480.736351]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  480.741894]  ? should_fail+0x22d/0xd01
[  480.745790]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  480.750896]  ? __lock_is_held+0xb5/0x140
[  480.754991]  ? __lock_is_held+0xb5/0x140
[  480.759066]  ? __lock_acquire+0x7ec/0x4ec0
[  480.763307]  ? ___might_sleep+0x1ed/0x300
[  480.767460]  ? lock_release+0x970/0x970
[  480.771445]  ? arch_local_save_flags+0x40/0x40
[  480.776041]  ? __might_sleep+0x95/0x190
[  480.780024]  __alloc_pages_nodemask+0xa80/0xde0
[  480.784705]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  480.789726]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  480.795526]  ? kasan_check_read+0x11/0x20
[  480.799685]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  480.804968]  ? graph_lock+0x170/0x170
[  480.808772]  ? print_usage_bug+0xc0/0xc0
[  480.812837]  ? graph_lock+0x170/0x170
[  480.816660]  ? graph_lock+0x170/0x170
[  480.820464]  ? __do_page_cache_readahead+0x7ce/0x980
[  480.825579]  ? find_held_lock+0x36/0x1c0
[  480.829656]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  480.835203]  alloc_pages_current+0x10c/0x210
[  480.839612]  ? lock_downgrade+0x900/0x900
[  480.843775]  __page_cache_alloc+0x38f/0x5b0
[  480.848103]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  480.853902]  ? kasan_check_read+0x11/0x20
[  480.858054]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  480.863337]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  480.868011]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  480.873550]  ? check_preemption_disabled+0x48/0x200
[  480.878581]  filemap_fault+0x1594/0x25f0
[  480.882667]  ? __lock_page_or_retry+0xa00/0xa00
[  480.887338]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  480.893137]  ? kasan_check_read+0x11/0x20
[  480.897291]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  480.902575]  ? rcu_bh_qs+0xc0/0xc0
[  480.906156]  ? print_usage_bug+0xc0/0xc0
[  480.910229]  ? filemap_map_pages+0xdea/0x1980
[  480.914737]  ? print_usage_bug+0xc0/0xc0
[  480.918811]  ? find_get_pages_range_tag+0x1320/0x1320
[  480.924004]  ? print_usage_bug+0xc0/0xc0
[  480.928069]  ? __lock_acquire+0x7ec/0x4ec0
[  480.932306]  ? graph_lock+0x170/0x170
[  480.936113]  ? __sigqueue_free.part.27+0x7d/0xa0
[  480.940894]  ? __lock_acquire+0x7ec/0x4ec0
[  480.945151]  ? lock_acquire+0x1ed/0x520
[  480.949137]  ? ext4_filemap_fault+0x7a/0xad
[  480.953729]  ? lock_release+0x970/0x970
[  480.957709]  ? arch_local_save_flags+0x40/0x40
[  480.962295]  ? mark_held_locks+0x130/0x130
[  480.966550]  ? down_read+0xb0/0x1d0
[  480.970181]  ? ext4_filemap_fault+0x7a/0xad
[  480.974509]  ? __down_interruptible+0x700/0x700
[  480.979185]  ? graph_lock+0x170/0x170
[  480.982994]  ? __sigqueue_free.part.27+0x7d/0xa0
[  480.987778]  ext4_filemap_fault+0x82/0xad
[  480.991933]  __do_fault+0x100/0x6b0
[  480.995562]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  481.000859]  ? print_bad_pte+0x6c0/0x6c0
[  481.004937]  ? pmd_val+0x88/0x100
[  481.008392]  ? add_mm_counter_fast+0xd0/0xd0
[  481.012804]  ? pmd_val+0x88/0x100
[  481.016263]  ? add_mm_counter_fast+0xd0/0xd0
[  481.020677]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  481.026225]  __handle_mm_fault+0x3709/0x53e0
[  481.030655]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  481.035590]  ? graph_lock+0x170/0x170
[  481.039395]  ? print_usage_bug+0xc0/0xc0
[  481.043460]  ? graph_lock+0x170/0x170
[  481.047262]  ? graph_lock+0x170/0x170
[  481.051084]  ? handle_mm_fault+0x42a/0xc70
[  481.055327]  ? lock_downgrade+0x900/0x900
[  481.059958]  ? check_preemption_disabled+0x48/0x200
[  481.064987]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  481.070902]  ? kasan_check_read+0x11/0x20
[  481.075055]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  481.080336]  ? rcu_bh_qs+0xc0/0xc0
[  481.083888]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  481.089340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  481.094885]  ? check_preemption_disabled+0x48/0x200
[  481.099914]  handle_mm_fault+0x54f/0xc70
[  481.103985]  ? __handle_mm_fault+0x53e0/0x53e0
[  481.108573]  ? find_vma+0x34/0x190
[  481.112125]  __do_page_fault+0x67d/0xed0
[  481.116198]  ? mm_fault_error+0x380/0x380
[  481.120360]  ? syscall_slow_exit_work+0x520/0x520
[  481.125216]  do_page_fault+0xf2/0x7e0
[  481.129024]  ? vmalloc_sync_all+0x30/0x30
[  481.133174]  ? error_entry+0x70/0xd0
[  481.136891]  ? trace_hardirqs_off_caller+0xbb/0x300
[  481.141908]  ? trace_hardirqs_on_caller+0xc0/0x300
[  481.146838]  ? syscall_return_slowpath+0x5e0/0x5e0
[  481.151776]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  481.156621]  ? trace_hardirqs_off+0x300/0x300
[  481.161126]  ? trace_hardirqs_off_caller+0x300/0x300
[  481.166241]  ? prepare_exit_to_usermode+0x291/0x3b0
[  481.171261]  ? page_fault+0x8/0x30
[  481.174806]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  481.179656]  ? page_fault+0x8/0x30
[  481.183201]  page_fault+0x1e/0x30
[  481.186669] RIP: 0033:0x45db60
[  481.189887] Code: Bad RIP value.
[  481.193248] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  481.198617] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  481.205897] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  481.213169] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  481.220438] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  481.227710] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  481.235031] CPU: 0 PID: 20122 Comm: syz-executor3 Not tainted 4.19.0-rc2+ #95
[  481.235095] aoe: skb alloc failure
[  481.242403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  481.242409] Call Trace:
[  481.242433]  dump_stack+0x1c4/0x2b4
[  481.242452]  ? dump_stack_print_info.cold.2+0x52/0x52
[  481.242483]  warn_alloc.cold.118+0xb7/0x1bd
[  481.246026] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  481.255354]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  481.257919] syz-fuzzer cpuset=
[  481.261546]  ? lock_downgrade+0x900/0x900
[  481.266711] /
[  481.271038]  ? trace_hardirqs_off+0xb8/0x300
[  481.281238]  mems_allowed=0
[  481.286078]  ? trace_hardirqs_off+0xb8/0x300
[  481.306807]  __alloc_pages_slowpath+0x2667/0x2d80
[  481.311694]  ? warn_alloc+0x120/0x120
[  481.315505]  ? attach_entity_load_avg+0x860/0x860
[  481.320351]  ? warn_alloc+0x120/0x120
[  481.324165]  ? print_usage_bug+0xc0/0xc0
[  481.328230]  ? warn_alloc+0x120/0x120
[  481.332032]  ? print_usage_bug+0xc0/0xc0
[  481.336103]  ? rb_erase+0x3710/0x3710
[  481.339921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  481.345460]  ? should_fail+0x22d/0xd01
[  481.349353]  ? find_held_lock+0x36/0x1c0
[  481.353419]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  481.358530]  ? __lock_acquire+0x7ec/0x4ec0
[  481.362779]  ? should_fail+0x22d/0xd01
[  481.366669]  ? __update_load_avg_blocked_se+0x730/0x730
[  481.372045]  ? mark_held_locks+0x130/0x130
[  481.376288]  ? mark_held_locks+0x130/0x130
[  481.380526]  ? graph_lock+0x170/0x170
[  481.384335]  ? __lock_acquire+0x7ec/0x4ec0
[  481.388575]  ? update_load_avg+0x387/0x2470
[  481.392906]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  481.398448]  ? graph_lock+0x170/0x170
[  481.402256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  481.407823]  ? check_preemption_disabled+0x48/0x200
[  481.412858]  ? check_preemption_disabled+0x48/0x200
[  481.417902]  ? __lock_is_held+0xb5/0x140
[  481.421974]  __alloc_pages_nodemask+0xa80/0xde0
[  481.426659]  ? graph_lock+0x170/0x170
[  481.430468]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  481.435482]  ? graph_lock+0x170/0x170
[  481.439297]  ? find_held_lock+0x36/0x1c0
[  481.443377]  ? ____cache_alloc_node+0x1c7/0x1e0
[  481.448056]  ? lock_downgrade+0x900/0x900
[  481.452221]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  481.457771]  cache_grow_begin+0x91/0x8c0
[  481.461841]  ? do_raw_spin_unlock+0xa7/0x2f0
[  481.466276]  fallback_alloc+0x203/0x2e0
[  481.470265]  ____cache_alloc_node+0x1c7/0x1e0
[  481.474769]  kmem_cache_alloc+0x1f8/0x730
[  481.478934]  skb_clone+0x1bb/0x500
[  481.482478]  ? skb_split+0x11e0/0x11e0
[  481.486370]  ? kasan_check_read+0x11/0x20
[  481.490523]  ? __schedule+0x150b/0x1ed0
[  481.494504]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  481.499962]  ? lock_repin_lock+0x430/0x430
[  481.504219]  bpf_clone_redirect+0xb9/0x490
[  481.508463]  ? __schedule+0x150b/0x1ed0
[  481.512450]  bpf_prog_bebbfe2050753572+0xb39/0x1000
[  481.517475]  ? __sched_text_start+0x8/0x8
[  481.521626]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  481.526402]  ? find_held_lock+0x36/0x1c0
[  481.530477]  ? lock_acquire+0x1ed/0x520
[  481.534454]  ? bpf_test_run+0x32e/0x5a0
[  481.538434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  481.543975]  ? check_preemption_disabled+0x48/0x200
[  481.549003]  ? kasan_check_read+0x11/0x20
[  481.553162]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  481.558445]  ? rcu_bh_qs+0xc0/0xc0
[  481.561991]  ? preempt_schedule+0x4d/0x60
[  481.566153]  ? ___preempt_schedule+0x16/0x18
[  481.570578]  ? bpf_test_run+0x1c0/0x5a0
[  481.574573]  ? netlink_diag_dump+0x2a0/0x2a0
[  481.578989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  481.584532]  ? bpf_test_init.isra.9+0x70/0x100
[  481.589133]  ? bpf_prog_test_run_skb+0x634/0xb40
[  481.593902]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  481.598748]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  481.604289]  ? fput+0x130/0x1a0
[  481.607578]  ? __bpf_prog_get+0x9b/0x290
[  481.611649]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  481.616494]  ? bpf_prog_test_run+0x130/0x1a0
[  481.620912]  ? __x64_sys_bpf+0x3d8/0x510
[  481.624982]  ? bpf_prog_get+0x20/0x20
[  481.628808]  ? do_syscall_64+0x1b9/0x820
[  481.632877]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  481.638246]  ? syscall_return_slowpath+0x5e0/0x5e0
[  481.643184]  ? trace_hardirqs_off+0x300/0x300
[  481.647682]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  481.652701]  ? recalc_sigpending_tsk+0x180/0x180
[  481.657459]  ? kasan_check_write+0x14/0x20
[  481.661707]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  481.666567]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  481.671953] warn_alloc_show_mem: 1 callbacks suppressed
[  481.671965] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  481.671968] Mem-Info:
[  481.672003] active_anon:42551 inactive_anon:372 isolated_anon:0
[  481.672003]  active_file:18 inactive_file:16 isolated_file:0
[  481.672003]  unevictable:0 dirty:0 writeback:0 unstable:0
[  481.672003]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  481.672003]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  481.672003]  free:13631 free_pcp:197 free_cma:0
[  481.677342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  481.684278] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  481.686683] Call Trace:
[  481.719562] Node 0 
[  481.728914]  <IRQ>
[  481.756605] 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
[  481.759166]  dump_stack+0x1c4/0x2b4
[  481.761370] lowmem_reserve[]: 0
[  481.763532]  ? dump_stack_print_info.cold.2+0x52/0x52
[  481.789008]  2815 6318
[  481.792668]  warn_alloc.cold.118+0xb7/0x1bd
[  481.795903]  6318
[  481.801099]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  481.803576] Node 0 
[  481.807898]  ? lock_downgrade+0x900/0x900
[  481.809967] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  481.814784]  ? trace_hardirqs_off+0xb8/0x300
[  481.816991] lowmem_reserve[]: 0
[  481.821151]  ? trace_hardirqs_off+0xb8/0x300
[  481.847669]  0 3503
[  481.852096]  __alloc_pages_slowpath+0x2667/0x2d80
[  481.855338]  3503
[  481.859816]  ? warn_alloc+0x120/0x120
[  481.862006] Node 0 
[  481.866855]  ? __lock_acquire+0x7ec/0x4ec0
[  481.868926] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  481.872691]  ? warn_alloc+0x120/0x120
[  481.874899] lowmem_reserve[]: 0
[  481.879146]  ? print_usage_bug+0xc0/0xc0
[  481.907493]  0
[  481.911293]  ? warn_alloc+0x120/0x120
[  481.914554]  0 0
[  481.918621]  ? print_usage_bug+0xc0/0xc0
[  481.920407] Node 0 
[  481.924215]  ? mark_held_locks+0x130/0x130
[  481.926167] DMA: 1*4kB 
[  481.930236]  ? mark_held_locks+0x130/0x130
[  481.932455] (U) 
[  481.936687]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  481.939243] 0*8kB 0*16kB 
[  481.943486]  ? should_fail+0x22d/0xd01
[  481.945444] 1*32kB 
[  481.950984]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  481.953887] (U) 2*64kB 
[  481.957786]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  481.959997] (U) 1*128kB 
[  481.965544]  ? __lock_acquire+0x7ec/0x4ec0
[  481.968099] (U) 1*256kB 
[  481.973212]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  481.975869] (U) 
[  481.980142]  ? should_fail+0x22d/0xd01
[  481.980162]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  481.982808] 0*512kB 1*1024kB 
[  481.987930]  ? mark_held_locks+0x130/0x130
[  481.989889] (U) 1*2048kB 
[  481.993799]  ? mark_held_locks+0x130/0x130
[  481.999317] (M) 3*4096kB 
[  482.002434]  ? graph_lock+0x170/0x170
[  482.006644] (M) = 15908kB
[  482.009410]  ? graph_lock+0x170/0x170
[  482.013626] Node 0 DMA32: 
[  482.016389]  ? print_usage_bug+0xc0/0xc0
[  482.020166] 4*4kB 
[  482.022923]  ? do_raw_spin_unlock+0xa7/0x2f0
[  482.026701] (UM) 
[  482.029557]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.033581] 3*8kB (UM) 
[  482.035740]  ? check_preemption_disabled+0x48/0x200
[  482.040119] 1*16kB (M) 
[  482.042191]  ? check_preemption_disabled+0x48/0x200
[  482.047698] 2*32kB (UM) 
[  482.050303]  ? __lock_is_held+0xb5/0x140
[  482.055279] 2*64kB (M) 
[  482.057889]  __alloc_pages_nodemask+0xa80/0xde0
[  482.063193] 4*128kB (UM) 
[  482.065897]  ? graph_lock+0x170/0x170
[  482.069929] 2*256kB (M) 
[  482.072534]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  482.077168] 4*512kB (UM) 
[  482.079944]  ? graph_lock+0x170/0x170
[  482.083714] 3*1024kB (M) 
[  482.086408]  ? find_held_lock+0x36/0x1c0
[  482.091384] 3*2048kB (M) 
[  482.094165]  ? ____cache_alloc_node+0x1c7/0x1e0
[  482.097931] 3*4096kB (M) 
[  482.100699]  ? lock_downgrade+0x900/0x900
[  482.104734] = 24824kB
[  482.107495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.112141] Node 0 
[  482.114906]  cache_grow_begin+0x91/0x8c0
[  482.119110] Normal: 2044*4kB 
[  482.121539]  ? do_raw_spin_unlock+0xa7/0x2f0
[  482.127136] (UMEH) 226*8kB 
[  482.129395]  fallback_alloc+0x203/0x2e0
[  482.133416] (UMEH) 46*16kB 
[  482.136536]  ____cache_alloc_node+0x1c7/0x1e0
[  482.140919] (UME) 
[  482.143864]  kmem_cache_alloc_node+0xe3/0x730
[  482.147815] 28*32kB 
[  482.150749]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  482.155208] (UME) 10*64kB 
[  482.157369]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  482.161830] (UME) 4*128kB 
[  482.164178]  __alloc_skb+0x119/0x770
[  482.169247] (UM) 0*256kB 
[  482.172107]  ? calc_wheel_index+0x220/0x220
[  482.176659] 2*512kB (U) 
[  482.179516]  ? skb_scrub_packet+0x490/0x490
[  482.183199] 0*1024kB 0*2048kB 
[  482.185977]  ? vprintk_default+0x28/0x30
[  482.190263] 0*4096kB = 13792kB
[  482.192941]  ? vprintk_func+0x85/0x181
[  482.197249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  482.200435]  ? printk+0xa7/0xcf
[  482.204479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  482.207662]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  482.211528] 413 total pagecache pages
[  482.220370]  new_skb+0x26/0x1c0
[  482.223630] 0 pages in swap cache
[  482.232205]  aoecmd_cfg+0x279/0x7f0
[  482.236944] Swap cache stats: add 0, delete 0, find 0/0
[  482.240908]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  482.244159] Free swap  = 0kB
[  482.244169] Total swap = 0kB
[  482.247630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.251230] 1965979 pages RAM
[  482.256593]  ? check_preemption_disabled+0x48/0x200
[  482.260888] 0 pages HighMem/MovableOnly
[  482.260898] 343323 pages reserved
[  482.263920]  ? check_preemption_disabled+0x48/0x200
[  482.266914] 0 pages cma reserved
[  482.267310] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  482.272465]  ? __lock_is_held+0xb5/0x140
[  482.275548] ksoftirqd/0 cpuset=
[  482.280572]  discover_timer+0x50/0x60
[  482.284513] /
[  482.287966]  call_timer_fn+0x272/0x920
[  482.292957]  mems_allowed=0
[  482.326203]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  482.331054]  ? process_timeout+0x40/0x40
[  482.335117]  ? find_held_lock+0x36/0x1c0
[  482.339193]  ? mark_held_locks+0xc7/0x130
[  482.343346]  ? _raw_spin_unlock_irq+0x27/0x80
[  482.347842]  ? _raw_spin_unlock_irq+0x27/0x80
[  482.352350]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  482.357197]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  482.361785]  ? trace_hardirqs_on+0xbd/0x310
[  482.366108]  ? kasan_check_read+0x11/0x20
[  482.370265]  ? __run_timers+0x7da/0xc70
[  482.374243]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  482.379713]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  482.384558]  __run_timers+0x7e5/0xc70
[  482.388381]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  482.393750]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  482.398766]  ? graph_lock+0x170/0x170
[  482.402587]  ? print_usage_bug+0xc0/0xc0
[  482.406654]  ? lock_release+0x970/0x970
[  482.410658]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  482.415864]  ? find_held_lock+0x36/0x1c0
[  482.419941]  ? graph_lock+0x170/0x170
[  482.423754]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.429293]  ? check_preemption_disabled+0x48/0x200
[  482.434322]  ? __lock_is_held+0xb5/0x140
[  482.438394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.443938]  ? check_preemption_disabled+0x48/0x200
[  482.448975]  run_timer_softirq+0x52/0xb0
[  482.453042]  ? rcu_read_lock_sched_held+0x108/0x120
[  482.458064]  __do_softirq+0x30b/0xad8
[  482.461887]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  482.466999]  ? pvclock_read_flags+0x160/0x160
[  482.471495]  ? lapic_next_event+0x5a/0x90
[  482.475664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.481207]  ? check_preemption_disabled+0x48/0x200
[  482.486222]  ? check_preemption_disabled+0x48/0x200
[  482.491244]  ? kvm_clock_read+0x18/0x30
[  482.495224]  ? kvm_sched_clock_read+0x9/0x20
[  482.499645]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.505184]  ? check_preemption_disabled+0x48/0x200
[  482.510219]  irq_exit+0x17f/0x1c0
[  482.513684]  smp_apic_timer_interrupt+0x1cb/0x760
[  482.518532]  ? smp_reschedule_interrupt+0x109/0x650
[  482.523552]  ? smp_call_function_single_interrupt+0x650/0x650
[  482.529441]  ? interrupt_entry+0xb5/0xf0
[  482.533507]  ? trace_hardirqs_off_caller+0xbb/0x300
[  482.538524]  ? trace_hardirqs_off_caller+0xbb/0x300
[  482.543547]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  482.548400]  ? trace_hardirqs_off+0x300/0x300
[  482.552898]  ? trace_hardirqs_off+0x300/0x300
[  482.557399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.562939]  ? check_preemption_disabled+0x48/0x200
[  482.567960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.573510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  482.578370]  apic_timer_interrupt+0xf/0x20
[  482.582646]  </IRQ>
[  482.584913] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  482.590633] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  482.609536] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  482.617247] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  482.624515] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  482.631783] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  482.639051] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  482.646326] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  482.653641]  cgroup_file_notify+0x226/0x2f0
[  482.657976]  ? cgroup_procs_write_finish+0xf0/0xf0
[  482.662908]  ? print_usage_bug+0xc0/0xc0
[  482.666980]  ? find_held_lock+0x36/0x1c0
[  482.671048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  482.676600]  shrink_node+0x5e1/0x16b0
[  482.680405]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  482.685712]  ? shrink_node_memcg+0x18e0/0x18e0
[  482.690300]  ? kvm_clock_read+0x18/0x30
[  482.694275]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  482.699312]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  482.703806]  ? kasan_check_write+0x14/0x20
[  482.708063]  ? do_raw_spin_lock+0xc1/0x200
[  482.712302]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  482.717860]  ? __cpuset_node_allowed+0x19b/0x660
[  482.722620]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  482.728342]  ? delayacct_end+0x5a/0x100
[  482.732328]  do_try_to_free_pages+0x3e7/0x1290
[  482.736933]  ? shrink_node+0x16b0/0x16b0
[  482.740996]  ? __lock_is_held+0xb5/0x140
[  482.745084]  try_to_free_pages+0x4d0/0xb90
[  482.749325]  ? do_try_to_free_pages+0x1290/0x1290
[  482.754171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.759726]  ? lock_acquire+0x1ed/0x520
[  482.763703]  ? set_page_refcounted+0x280/0x280
[  482.768292]  ? lock_release+0x970/0x970
[  482.772272]  ? ___might_sleep+0x1ed/0x300
[  482.776426]  ? arch_local_save_flags+0x40/0x40
[  482.781026]  __alloc_pages_slowpath+0x993/0x2d80
[  482.785815]  ? warn_alloc+0x120/0x120
[  482.789631]  ? __radix_tree_lookup+0x4c0/0x4c0
[  482.794231]  ? find_get_entry+0x2f2/0xc40
[  482.798391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  482.803931]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  482.808868]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  482.814413]  ? should_fail+0x22d/0xd01
[  482.818307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  482.823414]  ? __lock_is_held+0xb5/0x140
[  482.827505]  ? __lock_is_held+0xb5/0x140
[  482.831575]  ? __lock_acquire+0x7ec/0x4ec0
[  482.835813]  ? ___might_sleep+0x1ed/0x300
[  482.839965]  ? lock_release+0x970/0x970
[  482.843944]  ? arch_local_save_flags+0x40/0x40
[  482.848543]  ? __might_sleep+0x95/0x190
[  482.852522]  __alloc_pages_nodemask+0xa80/0xde0
[  482.857202]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  482.862227]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  482.868025]  ? kasan_check_read+0x11/0x20
[  482.872180]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  482.877470]  ? graph_lock+0x170/0x170
[  482.881274]  ? print_usage_bug+0xc0/0xc0
[  482.885345]  ? graph_lock+0x170/0x170
[  482.889150]  ? graph_lock+0x170/0x170
[  482.892958]  ? __do_page_cache_readahead+0x7ce/0x980
[  482.898069]  ? find_held_lock+0x36/0x1c0
[  482.902139]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  482.907686]  alloc_pages_current+0x10c/0x210
[  482.912097]  ? lock_downgrade+0x900/0x900
[  482.916257]  __page_cache_alloc+0x38f/0x5b0
[  482.920583]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  482.926385]  ? kasan_check_read+0x11/0x20
[  482.930535]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  482.935816]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  482.940498]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  482.946034]  ? check_preemption_disabled+0x48/0x200
[  482.951064]  filemap_fault+0x1594/0x25f0
[  482.955478]  ? __lock_page_or_retry+0xa00/0xa00
[  482.960163]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  482.965968]  ? kasan_check_read+0x11/0x20
[  482.970120]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  482.975403]  ? rcu_bh_qs+0xc0/0xc0
[  482.978951]  ? print_usage_bug+0xc0/0xc0
[  482.983023]  ? filemap_map_pages+0xdea/0x1980
[  482.987525]  ? print_usage_bug+0xc0/0xc0
[  482.991602]  ? find_get_pages_range_tag+0x1320/0x1320
[  482.996801]  ? print_usage_bug+0xc0/0xc0
[  483.000871]  ? __lock_acquire+0x7ec/0x4ec0
[  483.005113]  ? graph_lock+0x170/0x170
[  483.008920]  ? __sigqueue_free.part.27+0x7d/0xa0
[  483.013685]  ? __lock_acquire+0x7ec/0x4ec0
[  483.017935]  ? lock_acquire+0x1ed/0x520
[  483.021910]  ? ext4_filemap_fault+0x7a/0xad
[  483.026241]  ? lock_release+0x970/0x970
[  483.030220]  ? arch_local_save_flags+0x40/0x40
[  483.034808]  ? mark_held_locks+0x130/0x130
[  483.039060]  ? down_read+0xb0/0x1d0
[  483.042686]  ? ext4_filemap_fault+0x7a/0xad
[  483.047011]  ? __down_interruptible+0x700/0x700
[  483.051686]  ? graph_lock+0x170/0x170
[  483.055493]  ? __sigqueue_free.part.27+0x7d/0xa0
[  483.060753]  ext4_filemap_fault+0x82/0xad
[  483.064909]  __do_fault+0x100/0x6b0
[  483.068536]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  483.073821]  ? print_bad_pte+0x6c0/0x6c0
[  483.077902]  ? pmd_val+0x88/0x100
[  483.081357]  ? add_mm_counter_fast+0xd0/0xd0
[  483.085768]  ? pmd_val+0x88/0x100
[  483.089226]  ? add_mm_counter_fast+0xd0/0xd0
[  483.093646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  483.099193]  __handle_mm_fault+0x3709/0x53e0
[  483.103615]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  483.108471]  ? graph_lock+0x170/0x170
[  483.112274]  ? print_usage_bug+0xc0/0xc0
[  483.116355]  ? graph_lock+0x170/0x170
[  483.120164]  ? graph_lock+0x170/0x170
[  483.123988]  ? handle_mm_fault+0x42a/0xc70
[  483.128224]  ? lock_downgrade+0x900/0x900
[  483.132375]  ? check_preemption_disabled+0x48/0x200
[  483.137403]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  483.143204]  ? kasan_check_read+0x11/0x20
[  483.147359]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  483.152644]  ? rcu_bh_qs+0xc0/0xc0
[  483.156187]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  483.161651]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  483.167192]  ? check_preemption_disabled+0x48/0x200
[  483.172221]  handle_mm_fault+0x54f/0xc70
[  483.176315]  ? __handle_mm_fault+0x53e0/0x53e0
[  483.180904]  ? find_vma+0x34/0x190
[  483.184451]  __do_page_fault+0x67d/0xed0
[  483.188528]  ? mm_fault_error+0x380/0x380
[  483.192686]  ? syscall_slow_exit_work+0x520/0x520
[  483.197538]  do_page_fault+0xf2/0x7e0
[  483.201342]  ? vmalloc_sync_all+0x30/0x30
[  483.205497]  ? error_entry+0x70/0xd0
[  483.209218]  ? trace_hardirqs_off_caller+0xbb/0x300
[  483.214234]  ? trace_hardirqs_on_caller+0xc0/0x300
[  483.219181]  ? syscall_return_slowpath+0x5e0/0x5e0
[  483.224119]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  483.228970]  ? trace_hardirqs_off+0x300/0x300
[  483.233470]  ? trace_hardirqs_off_caller+0x300/0x300
[  483.238586]  ? prepare_exit_to_usermode+0x291/0x3b0
[  483.243635]  ? page_fault+0x8/0x30
[  483.247188]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  483.252041]  ? page_fault+0x8/0x30
[  483.255587]  page_fault+0x1e/0x30
[  483.259040] RIP: 0033:0x45db60
[  483.262235] Code: Bad RIP value.
[  483.265600] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  483.270970] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  483.278245] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  483.285522] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  483.292799] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  483.300074] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  483.307387] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  483.307416] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  483.314156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  483.314166] Call Trace:
[  483.320388] rcu: 	
[  483.329749]  dump_stack+0x1c4/0x2b4
[  483.332320] (detected by 1, t=10636 jiffies, g=49149, q=119)
[  483.334464]  ? dump_stack_print_info.cold.2+0x52/0x52
[  483.338079] rcu: All QSes seen, last rcu_preempt kthread activity 10509 (4294985482-4294974973), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  483.343887]  warn_alloc.cold.118+0xb7/0x1bd
[  483.349044] syz-fuzzer      R
[  483.361702]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  483.365994]   running task    11264  5396   5392 0x80000008
[  483.369108]  ? lock_downgrade+0x900/0x900
[  483.373926] Call Trace:
[  483.379640]  ? trace_hardirqs_off+0xb8/0x300
[  483.383769]  <IRQ>
[  483.386356]  ? trace_hardirqs_off+0xb8/0x300
[  483.390750]  sched_show_task.cold.83+0x2b6/0x30a
[  483.392896]  __alloc_pages_slowpath+0x2667/0x2d80
[  483.397288]  ? can_nice.part.74+0x20/0x20
[  483.402059]  ? warn_alloc+0x120/0x120
[  483.406876]  ? vprintk_default+0x28/0x30
[  483.411013]  ? warn_alloc+0x120/0x120
[  483.414797]  ? vprintk_func+0x85/0x181
[  483.418859]  ? print_usage_bug+0xc0/0xc0
[  483.422643]  ? vprintk_func+0x85/0x181
[  483.426523]  ? warn_alloc+0x120/0x120
[  483.430583]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  483.434464]  ? print_usage_bug+0xc0/0xc0
[  483.438258]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  483.443171]  ? find_held_lock+0x36/0x1c0
[  483.443198]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  483.447250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.451998]  ? should_fail+0x22d/0xd01
[  483.456056]  print_other_cpu_stall.cold.79+0xa83/0xba5
[  483.461588]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  483.467128]  ? print_cpu_stall+0x1c0/0x1c0
[  483.471004]  ? __lock_acquire+0x7ec/0x4ec0
[  483.476277]  ? graph_lock+0x170/0x170
[  483.481378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  483.485600]  ? print_usage_bug+0xc0/0xc0
[  483.489825]  ? __lock_acquire+0x7ec/0x4ec0
[  483.493618]  ? lock_downgrade+0x900/0x900
[  483.498710]  ? should_fail+0x22d/0xd01
[  483.498737]  ? mark_held_locks+0x130/0x130
[  483.502785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.507012]  ? mark_held_locks+0x130/0x130
[  483.511150]  ? check_preemption_disabled+0x48/0x200
[  483.515019]  ? __account_cfs_rq_runtime+0x790/0x790
[  483.515039]  ? select_task_rq_fair+0x754/0x34f0
[  483.519263]  ? check_preemption_disabled+0x48/0x200
[  483.524796]  ? lock_downgrade+0x900/0x900
[  483.529024]  ? rcu_test_sync_prims+0x30/0x30
[  483.534024]  ? check_preemption_disabled+0x48/0x200
[  483.534042]  ? graph_lock+0x170/0x170
[  483.539057]  ? __lock_is_held+0xb5/0x140
[  483.543719]  ? print_usage_bug+0xc0/0xc0
[  483.548736]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.552877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.552894]  ? check_preemption_disabled+0x48/0x200
[  483.557299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.562297]  ? check_preemption_disabled+0x48/0x200
[  483.562325]  ? __lock_is_held+0xb5/0x140
[  483.566115]  ? check_preemption_disabled+0x48/0x200
[  483.570180]  __alloc_pages_nodemask+0xa80/0xde0
[  483.574235]  rcu_check_callbacks+0xafc/0x1990
[  483.579761]  ? graph_lock+0x170/0x170
[  483.585305]  ? rcu_cpu_stall_reset+0x220/0x220
[  483.590303]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  483.595831]  ? lock_release+0x970/0x970
[  483.600857]  ? graph_lock+0x170/0x170
[  483.604920]  ? graph_lock+0x170/0x170
[  483.609926]  ? find_held_lock+0x36/0x1c0
[  483.614576]  ? graph_lock+0x170/0x170
[  483.619071]  ? ____cache_alloc_node+0x1c7/0x1e0
[  483.622863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.627430]  ? lock_downgrade+0x900/0x900
[  483.632444]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  483.636410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.640196]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  483.643985]  cache_grow_begin+0x91/0x8c0
[  483.648046]  ? graph_lock+0x170/0x170
[  483.651820]  ? do_raw_spin_unlock+0xa7/0x2f0
[  483.656481]  ? timekeeping_advance+0x3cc/0xc00
[  483.662015]  fallback_alloc+0x203/0x2e0
[  483.666157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.670726]  ____cache_alloc_node+0x1c7/0x1e0
[  483.676252]  ? check_preemption_disabled+0x48/0x200
[  483.682482]  kmem_cache_alloc_node+0xe3/0x730
[  483.686533]  ? check_preemption_disabled+0x48/0x200
[  483.690333]  ? ipv6_get_ifaddr+0x42e/0x620
[  483.694734]  ? trace_hardirqs_off+0xb8/0x300
[  483.699304]  __alloc_skb+0x119/0x770
[  483.703261]  ? __lock_is_held+0xb5/0x140
[  483.708792]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  483.713281]  ? trace_hardirqs_on+0x310/0x310
[  483.718292]  ? skb_scrub_packet+0x490/0x490
[  483.722783]  ? check_preemption_disabled+0x48/0x200
[  483.727795]  ? lock_downgrade+0x900/0x900
[  483.732031]  ? raise_softirq+0x199/0x420
[  483.736432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.740138]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  483.744194]  ? refcount_sub_and_test_checked+0x203/0x310
[  483.749465]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  483.753878]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  483.758190]  ? check_preemption_disabled+0x48/0x200
[  483.763200]  ? addrconf_rs_timer+0x6f0/0x6f0
[  483.767342]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  483.771406]  ndisc_alloc_skb+0x144/0x340
[  483.776928]  ? hrtimer_run_queues+0x9a/0x400
[  483.781595]  ndisc_send_rs+0x331/0x6e0
[  483.787047]  ? run_local_timers+0x19b/0x230
[  483.792585]  addrconf_rs_timer+0x3c0/0x6f0
[  483.798023]  ? timer_clear_idle+0x90/0x90
[  483.803040]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  483.807435]  ? debug_smp_processor_id+0x1c/0x20
[  483.812976]  call_timer_fn+0x272/0x920
[  483.817022]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  483.821420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  483.825300]  ? account_process_tick+0x282/0x350
[  483.829626]  ? process_timeout+0x40/0x40
[  483.833872]  update_process_times+0x2d/0x70
[  483.838005]  ? find_held_lock+0x36/0x1c0
[  483.838033]  ? __run_timers+0x7da/0xc70
[  483.842252]  tick_sched_handle+0x9f/0x180
[  483.846914]  ? _raw_spin_unlock_irq+0x27/0x80
[  483.850797]  tick_sched_timer+0x45/0x130
[  483.856761]  ? _raw_spin_unlock_irq+0x27/0x80
[  483.860988]  __hrtimer_run_queues+0x41c/0x10d0
[  483.865641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  483.865659]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  483.869719]  ? tick_sched_do_timer+0x1a0/0x1a0
[  483.874026]  ? trace_hardirqs_on+0xbd/0x310
[  483.878078]  ? hrtimer_start_range_ns+0xe00/0xe00
[  483.882057]  ? kasan_check_read+0x11/0x20
[  483.882076]  ? __run_timers+0x7da/0xc70
[  483.886215]  ? pvclock_read_flags+0x160/0x160
[  483.890697]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  483.894745]  ? trace_hardirqs_on+0x310/0x310
[  483.899240]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  483.903809]  ? graph_lock+0x170/0x170
[  483.908047]  __run_timers+0x7e5/0xc70
[  483.912632]  ? kvm_clock_read+0x18/0x30
[  483.917216]  ? find_held_lock+0x36/0x1c0
[  483.921542]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  483.926398]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  483.930539]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  483.934515]  ? _raw_spin_unlock_irq+0x27/0x80
[  483.938999]  ? do_timer+0x50/0x50
[  483.944434]  ? _raw_spin_unlock_irq+0x27/0x80
[  483.948832]  ? trace_hardirqs_on+0x310/0x310
[  483.953303]  ? lockdep_hardirqs_on+0x421/0x5c0
[  483.957094]  ? do_raw_spin_lock+0xc1/0x200
[  483.960889]  ? trace_hardirqs_on+0xbd/0x310
[  483.964879]  hrtimer_interrupt+0x313/0x780
[  483.968924]  ? kasan_check_read+0x11/0x20
[  483.968944]  ? finish_task_switch+0x1f5/0x900
[  483.973972]  smp_apic_timer_interrupt+0x1a1/0x760
[  483.979307]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  483.984668]  ? smp_call_function_single_interrupt+0x650/0x650
[  483.989154]  ? compat_start_thread+0x80/0x80
[  483.992601]  ? interrupt_entry+0xb5/0xf0
[  483.997100]  ? pvclock_read_flags+0x160/0x160
[  484.001488]  ? trace_hardirqs_off_caller+0xbb/0x300
[  484.006061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.010284]  ? ____cache_alloc_node+0x1c7/0x1e0
[  484.014603]  ? check_preemption_disabled+0x48/0x200
[  484.018827]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  484.022967]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  484.027446]  ? trace_hardirqs_off+0x300/0x300
[  484.032280]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  484.037734]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  484.043602]  ? rcu_pm_notify+0xc0/0xc0
[  484.048006]  apic_timer_interrupt+0xf/0x20
[  484.052051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.056542] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  484.061814]  ? check_preemption_disabled+0x48/0x200
[  484.067343] Code: 40 7e 0f 85 32 ff ff ff e8 15 d6 3e ff e9 28 ff ff ff e8 2c 33 c3 ff 48 83 3d cc 81 b0 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 b2 73
[  484.072005]  run_timer_softirq+0x52/0xb0
[  484.076999] RSP: 0000:ffff8801dad073d8 EFLAGS: 00000282
[  484.081836]  ? rcu_read_lock_sched_held+0x108/0x120
[  484.087359]  ORIG_RAX: ffffffffffffff13
[  484.091866]  __do_softirq+0x30b/0xad8
[  484.097123] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff100375d419b
[  484.101973]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  484.105839] RDX: 0000000000000000 RSI: ffff8801baea0ce0 RDI: 0000000000000282
[  484.110079]  ? trace_hardirqs_on+0x310/0x310
[  484.115598] RBP: ffff8801dad07448 R08: ffff8801baea0cd8 R09: 0000000000000002
[  484.120959]  ? schedule+0x108/0x460
[  484.125959] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffff8801d9be7680
[  484.144876]  ? trace_hardirqs_off+0xb8/0x300
[  484.148920] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000282
[  484.154308]  ? smpboot_thread_fn+0x68b/0xa00
[  484.159318]  ? apic_timer_interrupt+0xa/0x20
[  484.163292]  ? trace_hardirqs_on+0x310/0x310
[  484.167117]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  484.174369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  484.179463]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  484.186726]  ? check_preemption_disabled+0x48/0x200
[  484.191137]  __alloc_skb+0x119/0x770
[  484.198401]  ? takeover_tasklets+0xa90/0xa90
[  484.202020]  ? calc_wheel_index+0x220/0x220
[  484.209286]  run_ksoftirqd+0x94/0x100
[  484.213688]  ? skb_scrub_packet+0x490/0x490
[  484.220953]  smpboot_thread_fn+0x68b/0xa00
[  484.225357]  ? vprintk_default+0x28/0x30
[  484.229750]  ? sort_range+0x30/0x30
[  484.234151]  ? vprintk_func+0x85/0x181
[  484.239248]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  484.244776]  ? printk+0xa7/0xcf
[  484.249353]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  484.254358]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  484.258062]  ? __kthread_parkme+0xfb/0x1a0
[  484.262467]  new_skb+0x26/0x1c0
[  484.266774]  kthread+0x35a/0x420
[  484.270560]  aoecmd_cfg+0x279/0x7f0
[  484.274885]  ? sort_range+0x30/0x30
[  484.279114]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  484.283160]  ? kthread_bind+0x40/0x40
[  484.283180]  ret_from_fork+0x3a/0x50
[  484.286801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.290690] warn_alloc_show_mem: 1 callbacks suppressed
[  484.290695] Mem-Info:
[  484.295772]  ? check_preemption_disabled+0x48/0x200
[  484.299056] active_anon:42551 inactive_anon:372 isolated_anon:0
[  484.299056]  active_file:18 inactive_file:16 isolated_file:0
[  484.299056]  unevictable:0 dirty:0 writeback:0 unstable:0
[  484.299056]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  484.299056]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  484.299056]  free:13631 free_pcp:197 free_cma:0
[  484.304565]  ? check_preemption_disabled+0x48/0x200
[  484.309323] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  484.313663]  ? __lock_is_held+0xb5/0x140
[  484.316916] Node 0 
[  484.320288]  discover_timer+0x50/0x60
[  484.323910] 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
[  484.327515]  call_timer_fn+0x272/0x920
[  484.331805] lowmem_reserve[]: 0
[  484.335616]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  484.339306]  2815 6318
[  484.344861]  ? process_timeout+0x40/0x40
[  484.350192]  6318
[  484.352609]  ? find_held_lock+0x36/0x1c0
[  484.357641] Node 0 
[  484.390524]  ? mark_held_locks+0xc7/0x130
[  484.395542] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  484.423188]  ? _raw_spin_unlock_irq+0x27/0x80
[  484.427221] lowmem_reserve[]: 0
[  484.429470]  ? _raw_spin_unlock_irq+0x27/0x80
[  484.433243]  0 3503
[  484.458758]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  484.462619]  3503
[  484.465916]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  484.470735] Node 0 
[  484.473237]  ? trace_hardirqs_on+0xbd/0x310
[  484.477302] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  484.479336]  ? kasan_check_read+0x11/0x20
[  484.483368] lowmem_reserve[]: 0
[  484.485616]  ? __run_timers+0x7da/0xc70
[  484.489740]  0 0
[  484.516411]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  484.520885]  0
[  484.524180]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  484.530894]  __run_timers+0x7e5/0xc70
[  484.535713] Node 0 
[  484.537790]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  484.542335] DMA: 1*4kB 
[  484.544583]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  484.548884] (U) 
[  484.577254]  ? graph_lock+0x170/0x170
[  484.581380] 0*8kB 0*16kB 
[  484.584672]  ? print_usage_bug+0xc0/0xc0
[  484.588623] 1*32kB (U) 
[  484.590617]  ? lock_release+0x970/0x970
[  484.596048] 2*64kB (U) 
[  484.597869]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  484.602686] 1*128kB (U) 
[  484.606501]  ? find_held_lock+0x36/0x1c0
[  484.608709] 1*256kB (U) 
[  484.614082]  ? graph_lock+0x170/0x170
[  484.616643] 0*512kB 1*1024kB 
[  484.621673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.623625] (U) 1*2048kB (M) 
[  484.627440]  ? check_preemption_disabled+0x48/0x200
[  484.630175] 3*4096kB (M) 
[  484.634252]  ? __lock_is_held+0xb5/0x140
[  484.636813] = 15908kB
[  484.636822] Node 0 
[  484.640810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.643366] DMA32: 4*4kB 
[  484.648562]  ? check_preemption_disabled+0x48/0x200
[  484.651212] (UM) 3*8kB (UM) 
[  484.655294]  run_timer_softirq+0x52/0xb0
[  484.657938] 1*16kB (M) 
[  484.661747]  ? rcu_read_lock_sched_held+0x108/0x120
[  484.664826] 2*32kB (UM) 
[  484.670380]  __do_softirq+0x30b/0xad8
[  484.673457] 2*64kB (M) 
[  484.678507]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  484.681233] 4*128kB (UM) 
[  484.685307]  ? pvclock_read_flags+0x160/0x160
[  484.687691] 2*256kB (M) 
[  484.689944]  ? lapic_next_event+0x5a/0x90
[  484.695455] 4*512kB (UM) 
[  484.698223]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.703215] 3*1024kB (M) 
[  484.706243]  ? check_preemption_disabled+0x48/0x200
[  484.710276] 3*2048kB (M) 
[  484.712876]  ? check_preemption_disabled+0x48/0x200
[  484.717878] 3*4096kB (M) 
[  484.720561]  ? kvm_clock_read+0x18/0x30
[  484.724336] = 24824kB
[  484.724345] Node 0 
[  484.726932]  ? kvm_sched_clock_read+0x9/0x20
[  484.732013] Normal: 2044*4kB 
[  484.734782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.739247] (UMEH) 226*8kB 
[  484.741929]  ? check_preemption_disabled+0x48/0x200
[  484.746053] (UMEH) 46*16kB 
[  484.748830]  irq_exit+0x17f/0x1c0
[  484.754334] (UME) 28*32kB 
[  484.757108]  smp_apic_timer_interrupt+0x1cb/0x760
[  484.762096] (UME) 10*64kB 
[  484.764877]  ? smp_reschedule_interrupt+0x109/0x650
[  484.769876] (UME) 
[  484.772645]  ? smp_call_function_single_interrupt+0x650/0x650
[  484.776586] 4*128kB (UM) 
[  484.779007]  ? interrupt_entry+0xb5/0xf0
[  484.781228] 0*256kB 
[  484.785643]  ? trace_hardirqs_off_caller+0xbb/0x300
[  484.788734] 2*512kB (U) 
[  484.794291]  ? trace_hardirqs_off_caller+0xbb/0x300
[  484.797197] 0*1024kB 0*2048kB 
[  484.802221]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  484.805133] 0*4096kB = 13792kB
[  484.808596]  ? trace_hardirqs_off+0x300/0x300
[  484.811428] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  484.816268]  ? trace_hardirqs_off+0x300/0x300
[  484.819122] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  484.819134] 413 total pagecache pages
[  484.824151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.826288] 0 pages in swap cache
[  484.832168]  ? check_preemption_disabled+0x48/0x200
[  484.834905] Swap cache stats: add 0, delete 0, find 0/0
[  484.834915] Free swap  = 0kB
[  484.838974]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  484.841291] Total swap = 0kB
[  484.841301] 1965979 pages RAM
[  484.846327]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  484.848969] 0 pages HighMem/MovableOnly
[  484.848979] 343323 pages reserved
[  484.853999]  apic_timer_interrupt+0xf/0x20
[  484.857158] 0 pages cma reserved
[  484.857238] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  484.861999]  </IRQ>
[  484.862016] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  484.862032] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  484.862045] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282
[  484.865282] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  484.869712]  ORIG_RAX: ffffffffffffff13
[  484.878537] ksoftirqd/0 cpuset=
[  484.883043] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  484.891603] /
[  484.895404] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  484.900927]  mems_allowed=0
[  484.904374] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  484.909383] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  484.914732] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  484.917736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  484.917746] Call Trace:
[  484.923278] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  484.926295]  dump_stack+0x1c4/0x2b4
[  484.929410]  cgroup_file_notify+0x226/0x2f0
[  484.934223]  ? dump_stack_print_info.cold.2+0x52/0x52
[  484.938194]  ? cgroup_procs_write_finish+0xf0/0xf0
[  484.941648]  warn_alloc.cold.118+0xb7/0x1bd
[  484.945877]  ? print_usage_bug+0xc0/0xc0
[  484.949235]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  484.955968]  ? find_held_lock+0x36/0x1c0
[  484.958198]  ? lock_downgrade+0x900/0x900
[  484.963905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  484.982794]  ? trace_hardirqs_off+0xb8/0x300
[  484.988152]  shrink_node+0x5e1/0x16b0
[  484.998453]  ? trace_hardirqs_off+0xb8/0x300
[  485.002416]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  485.005691]  __alloc_pages_slowpath+0x2667/0x2d80
[  485.012990]  ? shrink_node_memcg+0x18e0/0x18e0
[  485.014690]  ? warn_alloc+0x120/0x120
[  485.021924]  ? kvm_clock_read+0x18/0x30
[  485.024861]  ? warn_alloc+0x120/0x120
[  485.032118]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  485.038873]  ? print_usage_bug+0xc0/0xc0
[  485.046151]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  485.055498]  ? warn_alloc+0x120/0x120
[  485.058074]  ? kasan_check_write+0x14/0x20
[  485.065337]  ? print_usage_bug+0xc0/0xc0
[  485.068955]  ? do_raw_spin_lock+0xc1/0x200
[  485.073261]  ? __lock_acquire+0x7ec/0x4ec0
[  485.073279]  ? __lock_acquire+0x7ec/0x4ec0
[  485.078461]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  485.083383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  485.087696]  ? __cpuset_node_allowed+0x19b/0x660
[  485.091750]  ? should_fail+0x22d/0xd01
[  485.096583]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  485.100632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  485.104774]  ? delayacct_end+0x5a/0x100
[  485.110298]  ? __lock_acquire+0x7ec/0x4ec0
[  485.114703]  do_try_to_free_pages+0x3e7/0x1290
[  485.118488]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  485.122908]  ? shrink_node+0x16b0/0x16b0
[  485.128161]  ? __lock_acquire+0x7ec/0x4ec0
[  485.132990]  ? __lock_is_held+0xb5/0x140
[  485.137564]  ? should_fail+0x22d/0xd01
[  485.141369]  try_to_free_pages+0x4d0/0xb90
[  485.145335]  ? mark_held_locks+0x130/0x130
[  485.149123]  ? do_try_to_free_pages+0x1290/0x1290
[  485.154142]  ? mark_held_locks+0x130/0x130
[  485.158189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  485.162669]  ? graph_lock+0x170/0x170
[  485.166469]  ? lock_acquire+0x1ed/0x520
[  485.170689]  ? graph_lock+0x170/0x170
[  485.174751]  ? set_page_refcounted+0x280/0x280
[  485.178973]  ? graph_lock+0x170/0x170
[  485.183203]  ? lock_release+0x970/0x970
[  485.187424]  ? print_usage_bug+0xc0/0xc0
[  485.192956]  ? ___might_sleep+0x1ed/0x300
[  485.198480]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  485.203228]  ? arch_local_save_flags+0x40/0x40
[  485.207107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  485.212819]  __alloc_pages_slowpath+0x993/0x2d80
[  485.217903]  ? check_preemption_disabled+0x48/0x200
[  485.221904]  ? warn_alloc+0x120/0x120
[  485.226103]  ? check_preemption_disabled+0x48/0x200
[  485.230676]  ? __radix_tree_lookup+0x4c0/0x4c0
[  485.235773]  ? __lock_is_held+0xb5/0x140
[  485.239825]  ? find_get_entry+0x2f2/0xc40
[  485.244041]  __alloc_pages_nodemask+0xa80/0xde0
[  485.248096]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  485.251968]  ? graph_lock+0x170/0x170
[  485.256194]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  485.260420]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  485.265254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  485.269492]  ? graph_lock+0x170/0x170
[  485.275023]  ? should_fail+0x22d/0xd01
[  485.278826]  ? find_held_lock+0x36/0x1c0
[  485.282785]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  485.286580]  ? ____cache_alloc_node+0x1c7/0x1e0
[  485.291142]  ? __lock_is_held+0xb5/0x140
[  485.291186]  ? __lock_is_held+0xb5/0x140
[  485.294957]  ? lock_downgrade+0x900/0x900
[  485.298927]  ? __lock_acquire+0x7ec/0x4ec0
[  485.302978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  485.307116]  ? ___might_sleep+0x1ed/0x300
[  485.312650]  cache_grow_begin+0x91/0x8c0
[  485.317224]  ? lock_release+0x970/0x970
[  485.322757]  ? do_raw_spin_unlock+0xa7/0x2f0
[  485.327507]  ? arch_local_save_flags+0x40/0x40
[  485.332520]  fallback_alloc+0x203/0x2e0
[  485.336319]  ? __might_sleep+0x95/0x190
[  485.341325]  ____cache_alloc_node+0x1c7/0x1e0
[  485.345896]  __alloc_pages_nodemask+0xa80/0xde0
[  485.349950]  kmem_cache_alloc_node+0xe3/0x730
[  485.354094]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  485.358749]  ? ipv6_get_ifaddr+0x42e/0x620
[  485.364281]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  485.368080]  __alloc_skb+0x119/0x770
[  485.373001]  ? kasan_check_read+0x11/0x20
[  485.378025]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  485.383571]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  485.387373]  ? skb_scrub_packet+0x490/0x490
[  485.391308]  ? graph_lock+0x170/0x170
[  485.395374]  ? lock_downgrade+0x900/0x900
[  485.400480]  ? print_usage_bug+0xc0/0xc0
[  485.405164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  485.409221]  ? graph_lock+0x170/0x170
[  485.413305]  ? refcount_sub_and_test_checked+0x203/0x310
[  485.417450]  ? graph_lock+0x170/0x170
[  485.421679]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  485.427205]  ? __do_page_cache_readahead+0x7ce/0x980
[  485.431349]  ? addrconf_rs_timer+0x6f0/0x6f0
[  485.435404]  ? find_held_lock+0x36/0x1c0
[  485.439373]  ndisc_alloc_skb+0x144/0x340
[  485.443763]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  485.448335]  ndisc_send_rs+0x331/0x6e0
[  485.452296]  alloc_pages_current+0x10c/0x210
[  485.456264]  addrconf_rs_timer+0x3c0/0x6f0
[  485.460749]  ? lock_downgrade+0x900/0x900
[  485.465410]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  485.469895]  __page_cache_alloc+0x38f/0x5b0
[  485.474911]  call_timer_fn+0x272/0x920
[  485.479131]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  485.484916]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  485.488620]  ? kasan_check_read+0x11/0x20
[  485.492760]  ? process_timeout+0x40/0x40
[  485.498026]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  485.503288]  ? find_held_lock+0x36/0x1c0
[  485.507601]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  485.511396]  ? __run_timers+0x7da/0xc70
[  485.515537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  485.519590]  ? _raw_spin_unlock_irq+0x27/0x80
[  485.525115]  ? check_preemption_disabled+0x48/0x200
[  485.528910]  ? _raw_spin_unlock_irq+0x27/0x80
[  485.534358]  filemap_fault+0x1594/0x25f0
[  485.538152]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  485.543609]  ? __lock_page_or_retry+0xa00/0xa00
[  485.548684]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  485.553094]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  485.557148]  ? trace_hardirqs_on+0xbd/0x310
[  485.561202]  ? kasan_check_read+0x11/0x20
[  485.566731]  ? kasan_check_read+0x11/0x20
[  485.570615]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  485.575016]  ? __run_timers+0x7da/0xc70
[  485.579241]  ? rcu_bh_qs+0xc0/0xc0
[  485.583381]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  485.587605]  ? print_usage_bug+0xc0/0xc0
[  485.591923]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  485.595803]  ? filemap_map_pages+0xdea/0x1980
[  485.601593]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  485.605825]  ? print_usage_bug+0xc0/0xc0
[  485.609959]  __run_timers+0x7e5/0xc70
[  485.614017]  ? find_get_pages_range_tag+0x1320/0x1320
[  485.619285]  ? find_held_lock+0x36/0x1c0
[  485.623346]  ? print_usage_bug+0xc0/0xc0
[  485.628015]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  485.631972]  ? __lock_acquire+0x7ec/0x4ec0
[  485.637504]  ? _raw_spin_unlock_irq+0x27/0x80
[  485.641993]  ? graph_lock+0x170/0x170
[  485.647003]  ? _raw_spin_unlock_irq+0x27/0x80
[  485.651491]  ? __sigqueue_free.part.27+0x7d/0xa0
[  485.655541]  ? lockdep_hardirqs_on+0x421/0x5c0
[  485.660287]  ? __lock_acquire+0x7ec/0x4ec0
[  485.664947]  ? trace_hardirqs_on+0xbd/0x310
[  485.669530]  ? lock_acquire+0x1ed/0x520
[  485.675310]  ? kasan_check_read+0x11/0x20
[  485.679635]  ? ext4_filemap_fault+0x7a/0xad
[  485.683768]  ? finish_task_switch+0x1f5/0x900
[  485.687908]  ? lock_release+0x970/0x970
[  485.693178]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  485.697142]  ? arch_local_save_flags+0x40/0x40
[  485.697161]  ? mark_held_locks+0x130/0x130
[  485.700690]  ? compat_start_thread+0x80/0x80
[  485.706141]  ? down_read+0xb0/0x1d0
[  485.710207]  ? pvclock_read_flags+0x160/0x160
[  485.714414]  ? ext4_filemap_fault+0x7a/0xad
[  485.718904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  485.723124]  ? __down_interruptible+0x700/0x700
[  485.727183]  ? check_preemption_disabled+0x48/0x200
[  485.730981]  ? graph_lock+0x170/0x170
[  485.736178]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  485.740240]  ? __sigqueue_free.part.27+0x7d/0xa0
[  485.744305]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  485.749678]  ext4_filemap_fault+0x82/0xad
[  485.753910]  ? rcu_pm_notify+0xc0/0xc0
[  485.758405]  __do_fault+0x100/0x6b0
[  485.762208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  485.766707]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  485.771464]  ? check_preemption_disabled+0x48/0x200
[  485.776047]  ? print_bad_pte+0x6c0/0x6c0
[  485.780277]  run_timer_softirq+0x52/0xb0
[  485.784587]  ? pmd_val+0x88/0x100
[  485.788551]  ? rcu_read_lock_sched_held+0x108/0x120
[  485.792690]  ? add_mm_counter_fast+0xd0/0xd0
[  485.797001]  __do_softirq+0x30b/0xad8
[  485.801480]  ? pmd_val+0x88/0x100
[  485.805453]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  485.810893]  ? add_mm_counter_fast+0xd0/0xd0
[  485.815464]  ? trace_hardirqs_on+0x310/0x310
[  485.819692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  485.824089]  ? schedule+0x108/0x460
[  485.827705]  __handle_mm_fault+0x3709/0x53e0
[  485.832193]  ? trace_hardirqs_off+0xb8/0x300
[  485.836506]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  485.842026]  ? smpboot_thread_fn+0x68b/0xa00
[  485.846683]  ? graph_lock+0x170/0x170
[  485.851692]  ? trace_hardirqs_on+0x310/0x310
[  485.855485]  ? print_usage_bug+0xc0/0xc0
[  485.861015]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  485.865757]  ? graph_lock+0x170/0x170
[  485.871024]  ? check_preemption_disabled+0x48/0x200
[  485.875162]  ? graph_lock+0x170/0x170
[  485.879042]  ? takeover_tasklets+0xa90/0xa90
[  485.882679]  ? handle_mm_fault+0x42a/0xc70
[  485.888191]  run_ksoftirqd+0x94/0x100
[  485.893454]  ? lock_downgrade+0x900/0x900
[  485.898461]  smpboot_thread_fn+0x68b/0xa00
[  485.902512]  ? check_preemption_disabled+0x48/0x200
[  485.906560]  ? sort_range+0x30/0x30
[  485.910026]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  485.915033]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  485.919426]  ? kasan_check_read+0x11/0x20
[  485.923226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  485.926669]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  485.931759]  ? __kthread_parkme+0xfb/0x1a0
[  485.936160]  ? rcu_bh_qs+0xc0/0xc0
[  485.940558]  kthread+0x35a/0x420
[  485.946085]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  485.949701]  ? sort_range+0x30/0x30
[  485.954101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  485.958496]  ? kthread_bind+0x40/0x40
[  485.958517]  ret_from_fork+0x3a/0x50
[  485.963350]  ? check_preemption_disabled+0x48/0x200
[  485.967858] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  485.971545]  handle_mm_fault+0x54f/0xc70
[  485.971570]  ? __handle_mm_fault+0x53e0/0x53e0
[  485.976024] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  485.980026]  ? find_vma+0x34/0x190
[  485.985546] ksoftirqd/0 cpuset=
[  485.989351]  __do_page_fault+0x67d/0xed0
[  485.994341] /
[  485.998155]  ? mm_fault_error+0x380/0x380
[  486.002536]  mems_allowed=0
[  486.002553] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  486.006787]  ? syscall_slow_exit_work+0x520/0x520
[  486.010560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  486.010569] Call Trace:
[  486.014724]  do_page_fault+0xf2/0x7e0
[  486.018945]  dump_stack+0x1c4/0x2b4
[  486.023951]  ? vmalloc_sync_all+0x30/0x30
[  486.027571]  ? dump_stack_print_info.cold.2+0x52/0x52
[  486.033357]  ? error_entry+0x70/0xd0
[  486.038458]  warn_alloc.cold.118+0xb7/0x1bd
[  486.042590]  ? trace_hardirqs_off_caller+0xbb/0x300
[  486.048120]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  486.053386]  ? trace_hardirqs_on_caller+0xc0/0x300
[  486.057607]  ? lock_downgrade+0x900/0x900
[  486.061436]  ? syscall_return_slowpath+0x5e0/0x5e0
[  486.061455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  486.064823]  ? trace_hardirqs_off+0xb8/0x300
[  486.070257]  ? trace_hardirqs_off+0x300/0x300
[  486.073878]  ? trace_hardirqs_off+0xb8/0x300
[  486.079408]  ? trace_hardirqs_off_caller+0x300/0x300
[  486.083197]  __alloc_pages_slowpath+0x2667/0x2d80
[  486.086903]  ? prepare_exit_to_usermode+0x291/0x3b0
[  486.091941]  ? warn_alloc+0x120/0x120
[  486.098415]  ? page_fault+0x8/0x30
[  486.102503]  ? warn_alloc+0x120/0x120
[  486.107079]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  486.117395]  ? print_usage_bug+0xc0/0xc0
[  486.120930]  ? page_fault+0x8/0x30
[  486.124202]  ? warn_alloc+0x120/0x120
[  486.128277]  page_fault+0x1e/0x30
[  486.129972]  ? print_usage_bug+0xc0/0xc0
[  486.134117] RIP: 0033:0x45db60
[  486.137049]  ? __lock_acquire+0x7ec/0x4ec0
[  486.143782] Code: Bad RIP value.
[  486.148626]  ? __lock_acquire+0x7ec/0x4ec0
[  486.157975] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  486.160561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  486.167959]  ? should_fail+0x22d/0xd01
[  486.172087] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  486.177269]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  486.180963] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  486.185277]  ? __lock_acquire+0x7ec/0x4ec0
[  486.190274] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  486.195112]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  486.200019] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  486.204167]  ? __lock_acquire+0x7ec/0x4ec0
[  486.209076] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  486.213912]  ? should_fail+0x22d/0xd01
[  486.218329] rcu: rcu_preempt kthread starved for 10509 jiffies! g49149 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  486.222815]  ? mark_held_locks+0x130/0x130
[  486.227177] rcu: RCU grace-period kthread stack dump:
[  486.232283]  ? mark_held_locks+0x130/0x130
[  486.237108] rcu_preempt     R
[  486.242143]  ? graph_lock+0x170/0x170
[  486.245920]   running task    
[  486.249475]  ? graph_lock+0x170/0x170
[  486.253259] 22560    10      2 0x80000000
[  486.258093]  ? graph_lock+0x170/0x170
[  486.262139] Call Trace:
[  486.265676]  ? print_usage_bug+0xc0/0xc0
[  486.269466]  __schedule+0x86c/0x1ed0
[  486.272903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  486.276956]  ? __sched_text_start+0x8/0x8
[  486.280138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  486.284359]  ? __mod_timer+0x6f6/0x1870
[  486.287711]  ? check_preemption_disabled+0x48/0x200
[  486.291937]  ? add_timer_on+0x9f0/0x9f0
[  486.297276]  ? check_preemption_disabled+0x48/0x200
[  486.297303]  ? __lock_is_held+0xb5/0x140
[  486.302826]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  486.306701]  __alloc_pages_nodemask+0xa80/0xde0
[  486.313965]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  486.319055]  ? graph_lock+0x170/0x170
[  486.326317]  ? trace_hardirqs_on+0xbd/0x310
[  486.330543]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  486.337801]  ? kasan_check_read+0x11/0x20
[  486.342888]  ? graph_lock+0x170/0x170
[  486.342917]  ? find_held_lock+0x36/0x1c0
[  486.350174]  ? prepare_to_swait_event+0x25a/0x800
[  486.354419]  ? ____cache_alloc_node+0x1c7/0x1e0
[  486.361678]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  486.365556]  ? lock_downgrade+0x900/0x900
[  486.376038]  schedule+0xfe/0x460
[  486.380267]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  486.385445]  ? __schedule+0x1ed0/0x1ed0
[  486.389669]  cache_grow_begin+0x91/0x8c0
[  486.392763]  ? prepare_to_swait_event+0x25a/0x800
[  486.396551]  ? do_raw_spin_unlock+0xa7/0x2f0
[  486.399735]  ? __init_swait_queue_head+0x150/0x150
[  486.403527]  fallback_alloc+0x203/0x2e0
[  486.407663]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  486.411455]  ____cache_alloc_node+0x1c7/0x1e0
[  486.414023]  ? __lockdep_init_map+0x105/0x590
[  486.418079]  kmem_cache_alloc_node+0xe3/0x730
[  486.421774]  ? lockdep_init_map+0x9/0x10
[  486.427299]  ? ipv6_get_ifaddr+0x42e/0x620
[  486.431440]  schedule_timeout+0x140/0x260
[  486.436968]  __alloc_skb+0x119/0x770
[  486.440929]  ? usleep_range+0x1a0/0x1a0
[  486.445945]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  486.449917]  ? __next_timer_interrupt+0x1a0/0x1a0
[  486.454940]  ? skb_scrub_packet+0x490/0x490
[  486.458997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  486.464112]  ? lock_downgrade+0x900/0x900
[  486.468796]  rcu_gp_kthread+0x9d9/0x2310
[  486.473900]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  486.477717]  ? rcu_gp_init+0x1830/0x1830
[  486.482023]  ? refcount_sub_and_test_checked+0x203/0x310
[  486.487038]  ? update_curr+0x344/0xbe0
[  486.491189]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  486.494980]  ? graph_lock+0x170/0x170
[  486.499030]  ? addrconf_rs_timer+0x6f0/0x6f0
[  486.503866]  ? __account_cfs_rq_runtime+0x790/0x790
[  486.508536]  ndisc_alloc_skb+0x144/0x340
[  486.513969]  ? __lock_acquire+0x7ec/0x4ec0
[  486.518110]  ndisc_send_rs+0x331/0x6e0
[  486.521468]  ? graph_lock+0x170/0x170
[  486.526997]  addrconf_rs_timer+0x3c0/0x6f0
[  486.530959]  ? mark_held_locks+0x130/0x130
[  486.535010]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  486.539839]  ? __lock_is_held+0xb5/0x140
[  486.544254]  call_timer_fn+0x272/0x920
[  486.549161]  ? __account_cfs_rq_runtime+0x790/0x790
[  486.553132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  486.558224]  ? set_next_entity+0x30c/0xc40
[  486.562697]  ? process_timeout+0x40/0x40
[  486.567181]  ? mark_held_locks+0x130/0x130
[  486.571662]  ? find_held_lock+0x36/0x1c0
[  486.575708]  ? rcu_read_lock_sched_held+0x108/0x120
[  486.579935]  ? __run_timers+0x7da/0xc70
[  486.584067]  ? select_task_rq_fair+0x34f0/0x34f0
[  486.587766]  ? _raw_spin_unlock_irq+0x27/0x80
[  486.591725]  ? __enqueue_entity+0x10d/0x1f0
[  486.596990]  ? _raw_spin_unlock_irq+0x27/0x80
[  486.601821]  ? graph_lock+0x170/0x170
[  486.606120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  486.606142]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  486.611666]  ? lock_repin_lock+0x251/0x430
[  486.615805]  ? trace_hardirqs_on+0xbd/0x310
[  486.619856]  ? graph_lock+0x170/0x170
[  486.625374]  ? kasan_check_read+0x11/0x20
[  486.625392]  ? __run_timers+0x7da/0xc70
[  486.629451]  ? put_prev_task_stop+0x300/0xa10
[  486.634918]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  486.638802]  ? lock_repin_lock+0x250/0x430
[  486.644242]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  486.648022]  ? _raw_spin_unlock_irq+0x27/0x80
[  486.652420]  __run_timers+0x7e5/0xc70
[  486.657421]  ? _raw_spin_unlock_irq+0x27/0x80
[  486.661467]  ? find_held_lock+0x36/0x1c0
[  486.665687]  ? lockdep_hardirqs_on+0x421/0x5c0
[  486.669569]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  486.673349]  ? trace_hardirqs_on+0xbd/0x310
[  486.677572]  ? _raw_spin_unlock_irq+0x27/0x80
[  486.681820]  ? kasan_check_read+0x11/0x20
[  486.686045]  ? _raw_spin_unlock_irq+0x27/0x80
[  486.690111]  ? mark_held_locks+0x130/0x130
[  486.693981]  ? lockdep_hardirqs_on+0x421/0x5c0
[  486.698987]  ? audit_add_watch+0xae1/0xdc0
[  486.703212]  ? trace_hardirqs_on+0xbd/0x310
[  486.707440]  ? kasan_check_write+0x14/0x20
[  486.711510]  ? kasan_check_read+0x11/0x20
[  486.715746]  ? finish_task_switch+0x2f5/0x900
[  486.719792]  ? finish_task_switch+0x1f5/0x900
[  486.724796]  ? __switch_to_asm+0x40/0x70
[  486.728757]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  486.733504]  ? preempt_notifier_register+0x200/0x200
[  486.737986]  ? compat_start_thread+0x80/0x80
[  486.742298]  ? __switch_to_asm+0x34/0x70
[  486.746795]  ? pvclock_read_flags+0x160/0x160
[  486.750568]  ? __switch_to_asm+0x34/0x70
[  486.754792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  486.759361]  ? __switch_to_asm+0x40/0x70
[  486.763585]  ? check_preemption_disabled+0x48/0x200
[  486.767896]  ? __switch_to_asm+0x40/0x70
[  486.771692]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  486.775833]  ? __switch_to_asm+0x34/0x70
[  486.779871]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  486.784360]  ? __switch_to_asm+0x40/0x70
[  486.789802]  ? rcu_pm_notify+0xc0/0xc0
[  486.794024]  ? __switch_to_asm+0x34/0x70
[  486.798254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  486.802742]  ? __switch_to_asm+0x34/0x70
[  486.806534]  ? check_preemption_disabled+0x48/0x200
[  486.811028]  ? __switch_to_asm+0x40/0x70
[  486.815091]  run_timer_softirq+0x52/0xb0
[  486.819664]  ? __switch_to_asm+0x40/0x70
[  486.825018]  ? rcu_read_lock_sched_held+0x108/0x120
[  486.829329]  ? __switch_to_asm+0x34/0x70
[  486.833828]  __do_softirq+0x30b/0xad8
[  486.837970]  ? __switch_to_asm+0x40/0x70
[  486.842482]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  486.846707]  ? __schedule+0x874/0x1ed0
[  486.851284]  ? trace_hardirqs_on+0x310/0x310
[  486.855505]  ? __switch_to_asm+0x40/0x70
[  486.859815]  ? schedule+0x108/0x460
[  486.864035]  ? __switch_to_asm+0x40/0x70
[  486.868179]  ? trace_hardirqs_off+0xb8/0x300
[  486.872694]  ? graph_lock+0x170/0x170
[  486.877173]  ? smpboot_thread_fn+0x68b/0xa00
[  486.881226]  ? __sched_text_start+0x8/0x8
[  486.886663]  ? trace_hardirqs_on+0x310/0x310
[  486.891782]  ? find_held_lock+0x36/0x1c0
[  486.896182]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  486.900235]  ? __kthread_parkme+0xce/0x1a0
[  486.904713]  ? check_preemption_disabled+0x48/0x200
[  486.908762]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  486.914299]  ? takeover_tasklets+0xa90/0xa90
[  486.918349]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  486.923364]  run_ksoftirqd+0x94/0x100
[  486.927422]  ? lockdep_hardirqs_on+0x421/0x5c0
[  486.932948]  smpboot_thread_fn+0x68b/0xa00
[  486.937007]  ? trace_hardirqs_on+0xbd/0x310
[  486.942305]  ? sort_range+0x30/0x30
[  486.946375]  ? kasan_check_read+0x11/0x20
[  486.950284]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  486.954722]  ? __kthread_parkme+0xce/0x1a0
[  486.960250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  486.964298]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  486.969298]  ? __kthread_parkme+0xfb/0x1a0
[  486.973345]  ? kasan_check_write+0x14/0x20
[  486.977394]  kthread+0x35a/0x420
[  486.981445]  ? do_raw_spin_lock+0xc1/0x200
[  486.986447]  ? sort_range+0x30/0x30
[  486.990500]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  486.994294]  ? kthread_bind+0x40/0x40
[  486.994312]  ret_from_fork+0x3a/0x50
[  486.998388]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  487.003573] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  487.007351]  ? __kthread_parkme+0xfb/0x1a0
[  487.011899] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  487.015834]  kthread+0x35a/0x420
[  487.019451] ksoftirqd/0 cpuset=
[  487.023514]  ? rcu_gp_init+0x1830/0x1830
[  487.027898] /
[  487.031694]  ? kthread_bind+0x40/0x40
[  487.036085]  mems_allowed=0
[  487.040226]  ret_from_fork+0x3a/0x50
[  487.044623] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  487.048795] aoe: skb alloc failure
[  487.054210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  487.054216] Call Trace:
[  487.054235]  dump_stack+0x1c4/0x2b4
[  487.054255]  ? dump_stack_print_info.cold.2+0x52/0x52
[  487.058502] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  487.063500]  warn_alloc.cold.118+0xb7/0x1bd
[  487.068577] syz-fuzzer cpuset=
[  487.072983]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  487.078061] /
[  487.081894]  ? lock_downgrade+0x900/0x900
[  487.086457]  mems_allowed=0
[  487.090691]  ? trace_hardirqs_off+0xb8/0x300
[  487.271040]  ? trace_hardirqs_off+0xb8/0x300
[  487.275465]  __alloc_pages_slowpath+0x2667/0x2d80
[  487.280344]  ? warn_alloc+0x120/0x120
[  487.284157]  ? warn_alloc+0x120/0x120
[  487.287964]  ? print_usage_bug+0xc0/0xc0
[  487.292028]  ? warn_alloc+0x120/0x120
[  487.295830]  ? print_usage_bug+0xc0/0xc0
[  487.299908]  ? __lock_acquire+0x7ec/0x4ec0
[  487.304148]  ? __lock_acquire+0x7ec/0x4ec0
[  487.308392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  487.313932]  ? should_fail+0x22d/0xd01
[  487.317828]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  487.322945]  ? __lock_acquire+0x7ec/0x4ec0
[  487.327186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  487.332287]  ? __lock_acquire+0x7ec/0x4ec0
[  487.336523]  ? should_fail+0x22d/0xd01
[  487.340413]  ? print_usage_bug+0xc0/0xc0
[  487.344484]  ? mark_held_locks+0x130/0x130
[  487.348734]  ? mark_held_locks+0x130/0x130
[  487.352981]  ? graph_lock+0x170/0x170
[  487.356798]  ? print_usage_bug+0xc0/0xc0
[  487.360872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  487.366437]  ? check_preemption_disabled+0x48/0x200
[  487.371455]  ? check_preemption_disabled+0x48/0x200
[  487.376487]  ? __lock_is_held+0xb5/0x140
[  487.380557]  __alloc_pages_nodemask+0xa80/0xde0
[  487.385230]  ? graph_lock+0x170/0x170
[  487.389037]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  487.394052]  ? graph_lock+0x170/0x170
[  487.397883]  ? find_held_lock+0x36/0x1c0
[  487.401960]  ? ____cache_alloc_node+0x1c7/0x1e0
[  487.406647]  ? lock_downgrade+0x900/0x900
[  487.410816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  487.416387]  cache_grow_begin+0x91/0x8c0
[  487.420450]  ? do_raw_spin_unlock+0xa7/0x2f0
[  487.424878]  fallback_alloc+0x203/0x2e0
[  487.428871]  ____cache_alloc_node+0x1c7/0x1e0
[  487.433376]  kmem_cache_alloc_node+0xe3/0x730
[  487.437884]  ? ipv6_get_ifaddr+0x42e/0x620
[  487.442138]  __alloc_skb+0x119/0x770
[  487.445864]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  487.451155]  ? skb_scrub_packet+0x490/0x490
[  487.455481]  ? lock_downgrade+0x900/0x900
[  487.459670]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  487.465214]  ? refcount_sub_and_test_checked+0x203/0x310
[  487.470670]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  487.476153]  ? addrconf_rs_timer+0x6f0/0x6f0
[  487.480681]  ndisc_alloc_skb+0x144/0x340
[  487.484772]  ndisc_send_rs+0x331/0x6e0
[  487.488670]  addrconf_rs_timer+0x3c0/0x6f0
[  487.492915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  487.497171]  call_timer_fn+0x272/0x920
[  487.501062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  487.505303]  ? process_timeout+0x40/0x40
[  487.509367]  ? find_held_lock+0x36/0x1c0
[  487.513440]  ? __run_timers+0x7da/0xc70
[  487.517420]  ? _raw_spin_unlock_irq+0x27/0x80
[  487.521915]  ? _raw_spin_unlock_irq+0x27/0x80
[  487.526438]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  487.530673]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  487.535271]  ? trace_hardirqs_on+0xbd/0x310
[  487.539590]  ? kasan_check_read+0x11/0x20
[  487.543762]  ? __run_timers+0x7da/0xc70
[  487.547737]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  487.553203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  487.557437]  __run_timers+0x7e5/0xc70
[  487.561261]  ? find_held_lock+0x36/0x1c0
[  487.565342]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  487.570707]  ? _raw_spin_unlock_irq+0x27/0x80
[  487.575204]  ? _raw_spin_unlock_irq+0x27/0x80
[  487.579703]  ? lockdep_hardirqs_on+0x421/0x5c0
[  487.584287]  ? trace_hardirqs_on+0xbd/0x310
[  487.588613]  ? kasan_check_read+0x11/0x20
[  487.592763]  ? finish_task_switch+0x1f5/0x900
[  487.597271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  487.602720]  ? compat_start_thread+0x80/0x80
[  487.607156]  ? pvclock_read_flags+0x160/0x160
[  487.611664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  487.617206]  ? check_preemption_disabled+0x48/0x200
[  487.622256]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  487.627805]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  487.633088]  ? rcu_pm_notify+0xc0/0xc0
[  487.636982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  487.642518]  ? check_preemption_disabled+0x48/0x200
[  487.647545]  run_timer_softirq+0x52/0xb0
[  487.651610]  ? rcu_read_lock_sched_held+0x108/0x120
[  487.656633]  __do_softirq+0x30b/0xad8
[  487.660450]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  487.665555]  ? trace_hardirqs_on+0x310/0x310
[  487.669974]  ? schedule+0x108/0x460
[  487.673612]  ? trace_hardirqs_off+0xb8/0x300
[  487.678028]  ? smpboot_thread_fn+0x68b/0xa00
[  487.682438]  ? trace_hardirqs_on+0x310/0x310
[  487.686861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  487.692399]  ? check_preemption_disabled+0x48/0x200
[  487.697422]  ? takeover_tasklets+0xa90/0xa90
[  487.701834]  run_ksoftirqd+0x94/0x100
[  487.705645]  smpboot_thread_fn+0x68b/0xa00
[  487.709896]  ? sort_range+0x30/0x30
[  487.713527]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  487.718635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  487.724182]  ? __kthread_parkme+0xfb/0x1a0
[  487.728423]  kthread+0x35a/0x420
[  487.731790]  ? sort_range+0x30/0x30
[  487.735418]  ? kthread_bind+0x40/0x40
[  487.739224]  ret_from_fork+0x3a/0x50
[  487.742956] warn_alloc_show_mem: 2 callbacks suppressed
[  487.742968] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  487.742970] Mem-Info:
[  487.743000] active_anon:42551 inactive_anon:372 isolated_anon:0
[  487.743000]  active_file:18 inactive_file:16 isolated_file:0
[  487.743000]  unevictable:0 dirty:0 writeback:0 unstable:0
[  487.743000]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  487.743000]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  487.743000]  free:13631 free_pcp:197 free_cma:0
[  487.748345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  487.755275] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  487.757678] Call Trace:
[  487.790548] Node 0 
[  487.799901]  <IRQ>
[  487.827581] 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
[  487.830151]  dump_stack+0x1c4/0x2b4
[  487.832360] lowmem_reserve[]: 0
[  487.834518]  ? dump_stack_print_info.cold.2+0x52/0x52
[  487.860007]  2815
[  487.863655]  warn_alloc.cold.118+0xb7/0x1bd
[  487.866884]  6318 6318
[  487.872082]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  487.874134] Node 0 
[  487.878467]  ? lock_downgrade+0x900/0x900
[  487.880972] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  487.885790]  ? trace_hardirqs_off+0xb8/0x300
[  487.887994] lowmem_reserve[]: 0
[  487.892154]  ? trace_hardirqs_off+0xb8/0x300
[  487.918684]  0 3503
[  487.923138]  __alloc_pages_slowpath+0x2667/0x2d80
[  487.926385]  3503
[  487.930834]  ? warn_alloc+0x120/0x120
[  487.933022] Node 0 
[  487.937878]  ? __lock_acquire+0x7ec/0x4ec0
[  487.939944] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  487.943715]  ? warn_alloc+0x120/0x120
[  487.945923] lowmem_reserve[]: 0
[  487.950170]  ? print_usage_bug+0xc0/0xc0
[  487.978722]  0 0
[  487.982539]  ? warn_alloc+0x120/0x120
[  487.985788]  0
[  487.989865]  ? print_usage_bug+0xc0/0xc0
[  487.991819] Node 0 
[  487.995614]  ? mark_held_locks+0x130/0x130
[  487.997388] DMA: 1*4kB 
[  488.001452]  ? mark_held_locks+0x130/0x130
[  488.003667] (U) 
[  488.007904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  488.010457] 0*8kB 0*16kB 
[  488.014700]  ? should_fail+0x22d/0xd01
[  488.016652] 1*32kB (U) 
[  488.022208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.024936] 2*64kB (U) 
[  488.028840]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  488.031405] 1*128kB (U) 
[  488.036954]  ? __lock_acquire+0x7ec/0x4ec0
[  488.039893] 1*256kB (U) 
[  488.045004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  488.047650] 0*512kB 1*1024kB 
[  488.051889]  ? should_fail+0x22d/0xd01
[  488.054536] (U) 
[  488.060130]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  488.063214] 1*2048kB (M) 
[  488.067115]  ? mark_held_locks+0x130/0x130
[  488.069057] 3*4096kB (M) 
[  488.074598]  ? mark_held_locks+0x130/0x130
[  488.077329] = 15908kB
[  488.077338] Node 0 
[  488.081569]  ? graph_lock+0x170/0x170
[  488.084297] DMA32: 4*4kB 
[  488.088558]  ? graph_lock+0x170/0x170
[  488.090928] (UM) 
[  488.093191]  ? print_usage_bug+0xc0/0xc0
[  488.096969] 3*8kB (UM) 
[  488.099735]  ? do_raw_spin_unlock+0xa7/0x2f0
[  488.103506] 1*16kB (M) 
[  488.105577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.109612] 2*32kB (UM) 
[  488.112208]  ? check_preemption_disabled+0x48/0x200
[  488.116595] 2*64kB (M) 
[  488.119964]  ? check_preemption_disabled+0x48/0x200
[  488.125478] 4*128kB (UM) 
[  488.128162]  ? __lock_is_held+0xb5/0x140
[  488.133146] 2*256kB (M) 
[  488.135743]  __alloc_pages_nodemask+0xa80/0xde0
[  488.140739] 4*512kB (UM) 
[  488.143500]  ? graph_lock+0x170/0x170
[  488.147535] 3*1024kB (M) 
[  488.150215]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  488.154862] 3*2048kB (M) 
[  488.157664]  ? graph_lock+0x170/0x170
[  488.161441] 3*4096kB (M) 
[  488.164218]  ? find_held_lock+0x36/0x1c0
[  488.169198] = 24824kB
[  488.169208] Node 0 
[  488.171972]  ? ____cache_alloc_node+0x1c7/0x1e0
[  488.175736] Normal: 2044*4kB 
[  488.178502]  ? lock_downgrade+0x900/0x900
[  488.182533] (UMEH) 226*8kB 
[  488.184953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.187161] (UMEH) 
[  488.191825]  cache_grow_begin+0x91/0x8c0
[  488.194900] 46*16kB (UME) 
[  488.199055]  ? do_raw_spin_unlock+0xa7/0x2f0
[  488.201958] 28*32kB (UME) 
[  488.207543]  fallback_alloc+0x203/0x2e0
[  488.209754] 10*64kB (UME) 
[  488.213900]  ____cache_alloc_node+0x1c7/0x1e0
[  488.216663] 4*128kB (UM) 
[  488.221080]  kmem_cache_alloc_node+0xe3/0x730
[  488.223898] 0*256kB 2*512kB 
[  488.227906]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  488.230725] (U) 
[  488.235215]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  488.237949] 0*1024kB 0*2048kB 
[  488.242456]  __alloc_skb+0x119/0x770
[  488.245443] 0*4096kB = 13792kB
[  488.250555]  ? calc_wheel_index+0x220/0x220
[  488.252515] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  488.257085]  ? skb_scrub_packet+0x490/0x490
[  488.260258] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  488.260268] 413 total pagecache pages
[  488.263982]  ? vprintk_default+0x28/0x30
[  488.267155] 0 pages in swap cache
[  488.271465]  ? vprintk_func+0x85/0x181
[  488.280280] Swap cache stats: add 0, delete 0, find 0/0
[  488.280290] Free swap  = 0kB
[  488.284631]  ? printk+0xa7/0xcf
[  488.293173] Total swap = 0kB
[  488.293182] 1965979 pages RAM
[  488.296984]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  488.301017] 0 pages HighMem/MovableOnly
[  488.301026] 343323 pages reserved
[  488.304480]  new_skb+0x26/0x1c0
[  488.308333] 0 pages cma reserved
[  488.308414] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  488.313701]  aoecmd_cfg+0x279/0x7f0
[  488.313722]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  488.313742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.316868] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  488.320020]  ? check_preemption_disabled+0x48/0x200
[  488.323019] ksoftirqd/0 cpuset=
[  488.326117]  ? check_preemption_disabled+0x48/0x200
[  488.330903] /
[  488.334889]  ? __lock_is_held+0xb5/0x140
[  488.338378]  mems_allowed=0
[  488.341667]  discover_timer+0x50/0x60
[  488.400947]  call_timer_fn+0x272/0x920
[  488.404842]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  488.409697]  ? process_timeout+0x40/0x40
[  488.413760]  ? find_held_lock+0x36/0x1c0
[  488.417834]  ? mark_held_locks+0xc7/0x130
[  488.421992]  ? _raw_spin_unlock_irq+0x27/0x80
[  488.426488]  ? _raw_spin_unlock_irq+0x27/0x80
[  488.430987]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  488.435830]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  488.440420]  ? trace_hardirqs_on+0xbd/0x310
[  488.444737]  ? kasan_check_read+0x11/0x20
[  488.448888]  ? __run_timers+0x7da/0xc70
[  488.452875]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  488.458342]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  488.463192]  __run_timers+0x7e5/0xc70
[  488.467013]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  488.472381]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  488.477401]  ? graph_lock+0x170/0x170
[  488.481211]  ? print_usage_bug+0xc0/0xc0
[  488.485271]  ? lock_release+0x970/0x970
[  488.489249]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  488.494487]  ? find_held_lock+0x36/0x1c0
[  488.498557]  ? graph_lock+0x170/0x170
[  488.502367]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.507907]  ? check_preemption_disabled+0x48/0x200
[  488.512937]  ? __lock_is_held+0xb5/0x140
[  488.517015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.522552]  ? check_preemption_disabled+0x48/0x200
[  488.527591]  run_timer_softirq+0x52/0xb0
[  488.531673]  ? rcu_read_lock_sched_held+0x108/0x120
[  488.536696]  __do_softirq+0x30b/0xad8
[  488.540509]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  488.545635]  ? pvclock_read_flags+0x160/0x160
[  488.550132]  ? lapic_next_event+0x5a/0x90
[  488.554296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.559871]  ? check_preemption_disabled+0x48/0x200
[  488.564900]  ? check_preemption_disabled+0x48/0x200
[  488.569926]  ? kvm_clock_read+0x18/0x30
[  488.573908]  ? kvm_sched_clock_read+0x9/0x20
[  488.578330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.583872]  ? check_preemption_disabled+0x48/0x200
[  488.588908]  irq_exit+0x17f/0x1c0
[  488.592366]  smp_apic_timer_interrupt+0x1cb/0x760
[  488.597208]  ? smp_reschedule_interrupt+0x109/0x650
[  488.602230]  ? smp_call_function_single_interrupt+0x650/0x650
[  488.608114]  ? interrupt_entry+0xb5/0xf0
[  488.612178]  ? trace_hardirqs_off_caller+0xbb/0x300
[  488.617221]  ? trace_hardirqs_off_caller+0xbb/0x300
[  488.622239]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  488.627086]  ? trace_hardirqs_off+0x300/0x300
[  488.631594]  ? trace_hardirqs_off+0x300/0x300
[  488.636127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.641666]  ? check_preemption_disabled+0x48/0x200
[  488.646678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.652227]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  488.657082]  apic_timer_interrupt+0xf/0x20
[  488.661309]  </IRQ>
[  488.663559] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  488.669272] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  488.688173] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  488.695885] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  488.703157] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  488.710426] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  488.717693] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  488.724957] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  488.732258]  cgroup_file_notify+0x226/0x2f0
[  488.736586]  ? cgroup_procs_write_finish+0xf0/0xf0
[  488.741514]  ? print_usage_bug+0xc0/0xc0
[  488.745586]  ? find_held_lock+0x36/0x1c0
[  488.749654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  488.755201]  shrink_node+0x5e1/0x16b0
[  488.759009]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  488.764319]  ? shrink_node_memcg+0x18e0/0x18e0
[  488.768909]  ? kvm_clock_read+0x18/0x30
[  488.772885]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  488.777915]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  488.782409]  ? kasan_check_write+0x14/0x20
[  488.786648]  ? do_raw_spin_lock+0xc1/0x200
[  488.790886]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  488.796428]  ? __cpuset_node_allowed+0x19b/0x660
[  488.801191]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  488.807084]  ? delayacct_end+0x5a/0x100
[  488.811075]  do_try_to_free_pages+0x3e7/0x1290
[  488.815703]  ? shrink_node+0x16b0/0x16b0
[  488.819769]  ? __lock_is_held+0xb5/0x140
[  488.823860]  try_to_free_pages+0x4d0/0xb90
[  488.828107]  ? do_try_to_free_pages+0x1290/0x1290
[  488.832963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.838518]  ? lock_acquire+0x1ed/0x520
[  488.842498]  ? set_page_refcounted+0x280/0x280
[  488.847088]  ? lock_release+0x970/0x970
[  488.851068]  ? ___might_sleep+0x1ed/0x300
[  488.855222]  ? arch_local_save_flags+0x40/0x40
[  488.859820]  __alloc_pages_slowpath+0x993/0x2d80
[  488.864621]  ? warn_alloc+0x120/0x120
[  488.868429]  ? __radix_tree_lookup+0x4c0/0x4c0
[  488.873026]  ? find_get_entry+0x2f2/0xc40
[  488.877187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  488.882728]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  488.887670]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  488.893208]  ? should_fail+0x22d/0xd01
[  488.897106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  488.902217]  ? __lock_is_held+0xb5/0x140
[  488.906306]  ? __lock_is_held+0xb5/0x140
[  488.910380]  ? __lock_acquire+0x7ec/0x4ec0
[  488.914619]  ? ___might_sleep+0x1ed/0x300
[  488.918770]  ? lock_release+0x970/0x970
[  488.922759]  ? arch_local_save_flags+0x40/0x40
[  488.927363]  ? __might_sleep+0x95/0x190
[  488.931343]  __alloc_pages_nodemask+0xa80/0xde0
[  488.936025]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  488.941051]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  488.946857]  ? kasan_check_read+0x11/0x20
[  488.951011]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  488.956608]  ? graph_lock+0x170/0x170
[  488.960419]  ? print_usage_bug+0xc0/0xc0
[  488.964495]  ? graph_lock+0x170/0x170
[  488.968295]  ? graph_lock+0x170/0x170
[  488.972098]  ? __do_page_cache_readahead+0x7ce/0x980
[  488.977213]  ? find_held_lock+0x36/0x1c0
[  488.981285]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  488.986830]  alloc_pages_current+0x10c/0x210
[  488.991277]  ? lock_downgrade+0x900/0x900
[  488.995433]  __page_cache_alloc+0x38f/0x5b0
[  488.999761]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  489.005555]  ? kasan_check_read+0x11/0x20
[  489.009705]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  489.014988]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  489.019672]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  489.025209]  ? check_preemption_disabled+0x48/0x200
[  489.030233]  filemap_fault+0x1594/0x25f0
[  489.034313]  ? __lock_page_or_retry+0xa00/0xa00
[  489.039007]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  489.044835]  ? kasan_check_read+0x11/0x20
[  489.048997]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  489.054280]  ? rcu_bh_qs+0xc0/0xc0
[  489.057840]  ? print_usage_bug+0xc0/0xc0
[  489.062383]  ? filemap_map_pages+0xdea/0x1980
[  489.066897]  ? print_usage_bug+0xc0/0xc0
[  489.070971]  ? find_get_pages_range_tag+0x1320/0x1320
[  489.076164]  ? print_usage_bug+0xc0/0xc0
[  489.080228]  ? __lock_acquire+0x7ec/0x4ec0
[  489.084462]  ? graph_lock+0x170/0x170
[  489.088270]  ? __sigqueue_free.part.27+0x7d/0xa0
[  489.093032]  ? __lock_acquire+0x7ec/0x4ec0
[  489.097287]  ? lock_acquire+0x1ed/0x520
[  489.101264]  ? ext4_filemap_fault+0x7a/0xad
[  489.105592]  ? lock_release+0x970/0x970
[  489.109597]  ? arch_local_save_flags+0x40/0x40
[  489.114191]  ? mark_held_locks+0x130/0x130
[  489.118444]  ? down_read+0xb0/0x1d0
[  489.122072]  ? ext4_filemap_fault+0x7a/0xad
[  489.126397]  ? __down_interruptible+0x700/0x700
[  489.131073]  ? graph_lock+0x170/0x170
[  489.134885]  ? __sigqueue_free.part.27+0x7d/0xa0
[  489.139661]  ext4_filemap_fault+0x82/0xad
[  489.143838]  __do_fault+0x100/0x6b0
[  489.147485]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  489.152768]  ? print_bad_pte+0x6c0/0x6c0
[  489.156836]  ? pmd_val+0x88/0x100
[  489.160299]  ? add_mm_counter_fast+0xd0/0xd0
[  489.164760]  ? pmd_val+0x88/0x100
[  489.168220]  ? add_mm_counter_fast+0xd0/0xd0
[  489.172643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  489.178186]  __handle_mm_fault+0x3709/0x53e0
[  489.182616]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  489.187486]  ? graph_lock+0x170/0x170
[  489.191300]  ? print_usage_bug+0xc0/0xc0
[  489.195370]  ? graph_lock+0x170/0x170
[  489.199178]  ? graph_lock+0x170/0x170
[  489.203007]  ? handle_mm_fault+0x42a/0xc70
[  489.207245]  ? lock_downgrade+0x900/0x900
[  489.211395]  ? check_preemption_disabled+0x48/0x200
[  489.216418]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  489.222217]  ? kasan_check_read+0x11/0x20
[  489.226370]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  489.231651]  ? rcu_bh_qs+0xc0/0xc0
[  489.235207]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  489.240668]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  489.246209]  ? check_preemption_disabled+0x48/0x200
[  489.251241]  handle_mm_fault+0x54f/0xc70
[  489.255313]  ? __handle_mm_fault+0x53e0/0x53e0
[  489.259897]  ? find_vma+0x34/0x190
[  489.263442]  __do_page_fault+0x67d/0xed0
[  489.267513]  ? mm_fault_error+0x380/0x380
[  489.271671]  ? syscall_slow_exit_work+0x520/0x520
[  489.276520]  do_page_fault+0xf2/0x7e0
[  489.280321]  ? vmalloc_sync_all+0x30/0x30
[  489.284470]  ? error_entry+0x70/0xd0
[  489.288188]  ? trace_hardirqs_off_caller+0xbb/0x300
[  489.293204]  ? trace_hardirqs_on_caller+0xc0/0x300
[  489.298134]  ? syscall_return_slowpath+0x5e0/0x5e0
[  489.303067]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  489.307914]  ? trace_hardirqs_off+0x300/0x300
[  489.312409]  ? trace_hardirqs_off_caller+0x300/0x300
[  489.317518]  ? prepare_exit_to_usermode+0x291/0x3b0
[  489.322539]  ? page_fault+0x8/0x30
[  489.326100]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  489.330949]  ? page_fault+0x8/0x30
[  489.334493]  page_fault+0x1e/0x30
[  489.337945] RIP: 0033:0x45db60
[  489.341138] Code: Bad RIP value.
[  489.344499] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  489.349882] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  489.357155] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  489.364420] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  489.371688] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  489.378955] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  489.386253] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  489.386318] aoe: skb alloc failure
[  489.393035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  489.393040] Call Trace:
[  489.393061]  dump_stack+0x1c4/0x2b4
[  489.393092]  ? dump_stack_print_info.cold.2+0x52/0x52
[  489.396673] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  489.406006]  warn_alloc.cold.118+0xb7/0x1bd
[  489.408558] syz-fuzzer cpuset=
[  489.412185]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  489.417355] /
[  489.427601]  ? lock_downgrade+0x900/0x900
[  489.431906]  mems_allowed=0
[  489.435097]  ? trace_hardirqs_off+0xb8/0x300
[  489.453063]  ? trace_hardirqs_off+0xb8/0x300
[  489.457483]  __alloc_pages_slowpath+0x2667/0x2d80
[  489.462364]  ? warn_alloc+0x120/0x120
[  489.466172]  ? warn_alloc+0x120/0x120
[  489.469980]  ? print_usage_bug+0xc0/0xc0
[  489.474046]  ? warn_alloc+0x120/0x120
[  489.477864]  ? print_usage_bug+0xc0/0xc0
[  489.481930]  ? __lock_acquire+0x7ec/0x4ec0
[  489.486167]  ? __lock_acquire+0x7ec/0x4ec0
[  489.490405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  489.495963]  ? should_fail+0x22d/0xd01
[  489.499861]  ? __lock_acquire+0x7ec/0x4ec0
[  489.504104]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  489.509214]  ? __lock_acquire+0x7ec/0x4ec0
[  489.513458]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  489.518562]  ? __lock_acquire+0x7ec/0x4ec0
[  489.522805]  ? should_fail+0x22d/0xd01
[  489.526742]  ? mark_held_locks+0x130/0x130
[  489.531001]  ? mark_held_locks+0x130/0x130
[  489.535283]  ? graph_lock+0x170/0x170
[  489.539100]  ? graph_lock+0x170/0x170
[  489.542921]  ? graph_lock+0x170/0x170
[  489.546720]  ? print_usage_bug+0xc0/0xc0
[  489.550781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  489.556318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  489.561876]  ? check_preemption_disabled+0x48/0x200
[  489.566911]  ? check_preemption_disabled+0x48/0x200
[  489.571937]  ? __lock_is_held+0xb5/0x140
[  489.576011]  __alloc_pages_nodemask+0xa80/0xde0
[  489.580679]  ? graph_lock+0x170/0x170
[  489.584487]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  489.589499]  ? graph_lock+0x170/0x170
[  489.593324]  ? find_held_lock+0x36/0x1c0
[  489.597397]  ? ____cache_alloc_node+0x1c7/0x1e0
[  489.602111]  ? lock_downgrade+0x900/0x900
[  489.606273]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  489.611821]  cache_grow_begin+0x91/0x8c0
[  489.615896]  ? do_raw_spin_unlock+0xa7/0x2f0
[  489.620317]  fallback_alloc+0x203/0x2e0
[  489.624307]  ____cache_alloc_node+0x1c7/0x1e0
[  489.628815]  kmem_cache_alloc_node+0xe3/0x730
[  489.633327]  ? ipv6_get_ifaddr+0x42e/0x620
[  489.637577]  __alloc_skb+0x119/0x770
[  489.641295]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  489.646578]  ? skb_scrub_packet+0x490/0x490
[  489.650992]  ? lock_downgrade+0x900/0x900
[  489.655176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  489.660717]  ? refcount_sub_and_test_checked+0x203/0x310
[  489.666174]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  489.671630]  ? addrconf_rs_timer+0x6f0/0x6f0
[  489.676056]  ndisc_alloc_skb+0x144/0x340
[  489.680136]  ndisc_send_rs+0x331/0x6e0
[  489.684036]  addrconf_rs_timer+0x3c0/0x6f0
[  489.688279]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  489.692532]  call_timer_fn+0x272/0x920
[  489.696420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  489.700663]  ? process_timeout+0x40/0x40
[  489.704728]  ? find_held_lock+0x36/0x1c0
[  489.708802]  ? __run_timers+0x7da/0xc70
[  489.712789]  ? _raw_spin_unlock_irq+0x27/0x80
[  489.717288]  ? _raw_spin_unlock_irq+0x27/0x80
[  489.721782]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  489.726023]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  489.730608]  ? trace_hardirqs_on+0xbd/0x310
[  489.734927]  ? kasan_check_read+0x11/0x20
[  489.739083]  ? __run_timers+0x7da/0xc70
[  489.743077]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  489.748540]  ? can_init_stats.isra.0+0x100/0x100
[  489.753305]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  489.757561]  __run_timers+0x7e5/0xc70
[  489.761366]  ? find_held_lock+0x36/0x1c0
[  489.765528]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  489.770895]  ? _raw_spin_unlock_irq+0x27/0x80
[  489.775390]  ? _raw_spin_unlock_irq+0x27/0x80
[  489.779887]  ? lockdep_hardirqs_on+0x421/0x5c0
[  489.784474]  ? trace_hardirqs_on+0xbd/0x310
[  489.788796]  ? kasan_check_read+0x11/0x20
[  489.792948]  ? finish_task_switch+0x1f5/0x900
[  489.797445]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  489.802901]  ? compat_start_thread+0x80/0x80
[  489.807331]  ? pvclock_read_flags+0x160/0x160
[  489.811867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  489.817405]  ? check_preemption_disabled+0x48/0x200
[  489.822435]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  489.827993]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  489.833275]  ? rcu_pm_notify+0xc0/0xc0
[  489.837167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  489.842716]  ? check_preemption_disabled+0x48/0x200
[  489.847740]  run_timer_softirq+0x52/0xb0
[  489.851807]  ? rcu_read_lock_sched_held+0x108/0x120
[  489.856832]  __do_softirq+0x30b/0xad8
[  489.860655]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  489.865763]  ? trace_hardirqs_on+0x310/0x310
[  489.870189]  ? schedule+0x108/0x460
[  489.873833]  ? trace_hardirqs_off+0xb8/0x300
[  489.878256]  ? smpboot_thread_fn+0x68b/0xa00
[  489.882670]  ? trace_hardirqs_on+0x310/0x310
[  489.887086]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  489.892622]  ? check_preemption_disabled+0x48/0x200
[  489.897676]  ? takeover_tasklets+0xa90/0xa90
[  489.902091]  run_ksoftirqd+0x94/0x100
[  489.905907]  smpboot_thread_fn+0x68b/0xa00
[  489.910168]  ? sort_range+0x30/0x30
[  489.913799]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  489.918918]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  489.924455]  ? __kthread_parkme+0xfb/0x1a0
[  489.928700]  kthread+0x35a/0x420
[  489.932075]  ? sort_range+0x30/0x30
[  489.935701]  ? kthread_bind+0x40/0x40
[  489.939519]  ret_from_fork+0x3a/0x50
[  489.943248] warn_alloc_show_mem: 1 callbacks suppressed
[  489.943261] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  489.943262] Mem-Info:
[  489.943293] active_anon:42551 inactive_anon:372 isolated_anon:0
[  489.943293]  active_file:18 inactive_file:16 isolated_file:0
[  489.943293]  unevictable:0 dirty:0 writeback:0 unstable:0
[  489.943293]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  489.943293]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  489.943293]  free:13631 free_pcp:197 free_cma:0
[  489.948639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  489.955747] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  489.958155] Call Trace:
[  489.991401] Node 0 
[  490.000769]  <IRQ>
[  490.028469] 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
[  490.031041]  dump_stack+0x1c4/0x2b4
[  490.033259] lowmem_reserve[]: 0
[  490.035439]  ? dump_stack_print_info.cold.2+0x52/0x52
[  490.061228]  2815 6318
[  490.064889]  warn_alloc.cold.118+0xb7/0x1bd
[  490.068123]  6318
[  490.073325]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  490.075802] Node 0 
[  490.080125]  ? lock_downgrade+0x900/0x900
[  490.082196] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  490.087021]  ? trace_hardirqs_off+0xb8/0x300
[  490.089224] lowmem_reserve[]: 0
[  490.093391]  ? trace_hardirqs_off+0xb8/0x300
[  490.119922]  0
[  490.124352]  __alloc_pages_slowpath+0x2667/0x2d80
[  490.127589]  3503 3503
[  490.132046]  ? warn_alloc+0x120/0x120
[  490.138667]  ? __lock_acquire+0x7ec/0x4ec0
[  490.141150] Node 0 
[  490.144948]  ? warn_alloc+0x120/0x120
[  490.149186] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  490.151394]  ? print_usage_bug+0xc0/0xc0
[  490.155166] lowmem_reserve[]: 0
[  490.183552]  ? warn_alloc+0x120/0x120
[  490.187599]  0
[  490.190900]  ? print_usage_bug+0xc0/0xc0
[  490.194678]  0
[  490.196477]  ? mark_held_locks+0x130/0x130
[  490.200508]  0
[  490.202320]  ? mark_held_locks+0x130/0x130
[  490.206535] Node 0 
[  490.208339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  490.212548] DMA: 1*4kB 
[  490.214801]  ? should_fail+0x22d/0xd01
[  490.220306] (U) 0*8kB 
[  490.222904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.226764] 0*16kB 
[  490.229265]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  490.234768] 1*32kB (U) 
[  490.237018]  ? __lock_acquire+0x7ec/0x4ec0
[  490.242091] 2*64kB (U) 
[  490.244683]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  490.248905] 1*128kB (U) 
[  490.251497]  ? should_fail+0x22d/0xd01
[  490.256572] 1*256kB (U) 
[  490.259260]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  490.263118] 0*512kB 1*1024kB 
[  490.265805]  ? mark_held_locks+0x130/0x130
[  490.271313] (U) 
[  490.274417]  ? mark_held_locks+0x130/0x130
[  490.278625] 1*2048kB (M) 
[  490.280618]  ? graph_lock+0x170/0x170
[  490.284829] 3*4096kB (M) 
[  490.287611]  ? graph_lock+0x170/0x170
[  490.291385] = 15908kB
[  490.291395] Node 0 
[  490.294156]  ? print_usage_bug+0xc0/0xc0
[  490.297928] DMA32: 4*4kB 
[  490.300350]  ? do_raw_spin_unlock+0xa7/0x2f0
[  490.302565] (UM) 
[  490.306624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.309354] 3*8kB (UM) 
[  490.313771]  ? check_preemption_disabled+0x48/0x200
[  490.315810] 1*16kB (M) 
[  490.321352]  ? check_preemption_disabled+0x48/0x200
[  490.323912] 2*32kB (UM) 
[  490.328946]  ? __lock_is_held+0xb5/0x140
[  490.331505] 2*64kB 
[  490.336520]  __alloc_pages_nodemask+0xa80/0xde0
[  490.339164] (M) 4*128kB 
[  490.343230]  ? graph_lock+0x170/0x170
[  490.345448] (UM) 
[  490.350117]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  490.352768] 2*256kB (M) 
[  490.356582]  ? graph_lock+0x170/0x170
[  490.358619] 4*512kB (UM) 
[  490.363666]  ? find_held_lock+0x36/0x1c0
[  490.366307] 3*1024kB (M) 
[  490.370120]  ? ____cache_alloc_node+0x1c7/0x1e0
[  490.372862] 3*2048kB (M) 3*4096kB 
[  490.376945]  ? lock_downgrade+0x900/0x900
[  490.379676] (M) = 24824kB
[  490.384356]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.387873] Node 0 
[  490.392021]  cache_grow_begin+0x91/0x8c0
[  490.394749] Normal: 2044*4kB 
[  490.400305]  ? do_raw_spin_unlock+0xa7/0x2f0
[  490.402513] (UMEH) 226*8kB 
[  490.406588]  fallback_alloc+0x203/0x2e0
[  490.409683] (UMEH) 
[  490.414101]  ____cache_alloc_node+0x1c7/0x1e0
[  490.417000] 46*16kB (UME) 
[  490.420984]  kmem_cache_alloc_node+0xe3/0x730
[  490.423191] 28*32kB (UME) 
[  490.427698]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  490.430513] 10*64kB (UME) 
[  490.435015]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  490.437839] 4*128kB 
[  490.442963]  __alloc_skb+0x119/0x770
[  490.445777] (UM) 0*256kB 
[  490.450369]  ? calc_wheel_index+0x220/0x220
[  490.452665] 2*512kB (U) 
[  490.456390]  ? skb_scrub_packet+0x490/0x490
[  490.459122] 0*1024kB 0*2048kB 
[  490.463461]  ? vprintk_default+0x28/0x30
[  490.466098] 0*4096kB = 13792kB
[  490.470428]  ? vprintk_func+0x85/0x181
[  490.473605] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  490.477663]  ? printk+0xa7/0xcf
[  490.480843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  490.484732]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  490.493548] 413 total pagecache pages
[  490.496847]  new_skb+0x26/0x1c0
[  490.505394] 0 pages in swap cache
[  490.510154]  aoecmd_cfg+0x279/0x7f0
[  490.513940] Swap cache stats: add 0, delete 0, find 0/0
[  490.517238]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  490.520659] Free swap  = 0kB
[  490.520669] Total swap = 0kB
[  490.524306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.529648] 1965979 pages RAM
[  490.533978]  ? check_preemption_disabled+0x48/0x200
[  490.536973] 0 pages HighMem/MovableOnly
[  490.536983] 343323 pages reserved
[  490.540012]  ? check_preemption_disabled+0x48/0x200
[  490.545638] 0 pages cma reserved
[  490.545721] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  490.548771]  ? __lock_is_held+0xb5/0x140
[  490.553920] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  490.557756]  discover_timer+0x50/0x60
[  490.561201] ksoftirqd/0 cpuset=
[  490.566250]  call_timer_fn+0x272/0x920
[  490.569599] /
[  490.576110]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  490.580196]  mems_allowed=0
[  490.590524]  ? process_timeout+0x40/0x40
[  490.614985]  ? find_held_lock+0x36/0x1c0
[  490.619075]  ? mark_held_locks+0xc7/0x130
[  490.623247]  ? _raw_spin_unlock_irq+0x27/0x80
[  490.627775]  ? _raw_spin_unlock_irq+0x27/0x80
[  490.632294]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  490.637184]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  490.641790]  ? trace_hardirqs_on+0xbd/0x310
[  490.646140]  ? kasan_check_read+0x11/0x20
[  490.650313]  ? __run_timers+0x7da/0xc70
[  490.654307]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  490.659796]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  490.664670]  __run_timers+0x7e5/0xc70
[  490.668510]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  490.673901]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  490.678935]  ? graph_lock+0x170/0x170
[  490.682751]  ? print_usage_bug+0xc0/0xc0
[  490.686819]  ? lock_release+0x970/0x970
[  490.690834]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  490.696050]  ? find_held_lock+0x36/0x1c0
[  490.700124]  ? graph_lock+0x170/0x170
[  490.703945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.709492]  ? check_preemption_disabled+0x48/0x200
[  490.714536]  ? __lock_is_held+0xb5/0x140
[  490.718613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.724188]  ? check_preemption_disabled+0x48/0x200
[  490.729227]  run_timer_softirq+0x52/0xb0
[  490.733299]  ? rcu_read_lock_sched_held+0x108/0x120
[  490.738327]  __do_softirq+0x30b/0xad8
[  490.742158]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  490.747285]  ? pvclock_read_flags+0x160/0x160
[  490.751796]  ? lapic_next_event+0x5a/0x90
[  490.755959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.761509]  ? check_preemption_disabled+0x48/0x200
[  490.766534]  ? check_preemption_disabled+0x48/0x200
[  490.771573]  ? kvm_clock_read+0x18/0x30
[  490.775565]  ? kvm_sched_clock_read+0x9/0x20
[  490.780000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.785549]  ? check_preemption_disabled+0x48/0x200
[  490.790600]  irq_exit+0x17f/0x1c0
[  490.794085]  smp_apic_timer_interrupt+0x1cb/0x760
[  490.798944]  ? smp_reschedule_interrupt+0x109/0x650
[  490.803974]  ? smp_call_function_single_interrupt+0x650/0x650
[  490.809882]  ? interrupt_entry+0xb5/0xf0
[  490.813964]  ? trace_hardirqs_off_caller+0xbb/0x300
[  490.818995]  ? trace_hardirqs_off_caller+0xbb/0x300
[  490.824030]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  490.828889]  ? trace_hardirqs_off+0x300/0x300
[  490.833396]  ? trace_hardirqs_off+0x300/0x300
[  490.837904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.843450]  ? check_preemption_disabled+0x48/0x200
[  490.848476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  490.854036]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  490.858905]  apic_timer_interrupt+0xf/0x20
[  490.863142]  </IRQ>
[  490.865389] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  490.871109] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  490.890040] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  490.897763] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  490.905037] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  490.912312] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  490.919584] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  490.926869] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  490.934190]  cgroup_file_notify+0x226/0x2f0
[  490.938526]  ? cgroup_procs_write_finish+0xf0/0xf0
[  490.943462]  ? print_usage_bug+0xc0/0xc0
[  490.947550]  ? find_held_lock+0x36/0x1c0
[  490.951947]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  490.957509]  shrink_node+0x5e1/0x16b0
[  490.961325]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  490.966646]  ? shrink_node_memcg+0x18e0/0x18e0
[  490.971241]  ? kvm_clock_read+0x18/0x30
[  490.975221]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  490.980256]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  490.984758]  ? kasan_check_write+0x14/0x20
[  490.989007]  ? do_raw_spin_lock+0xc1/0x200
[  490.993259]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  490.998809]  ? __cpuset_node_allowed+0x19b/0x660
[  491.003586]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  491.009312]  ? delayacct_end+0x5a/0x100
[  491.013313]  do_try_to_free_pages+0x3e7/0x1290
[  491.017936]  ? shrink_node+0x16b0/0x16b0
[  491.022017]  ? __lock_is_held+0xb5/0x140
[  491.026109]  try_to_free_pages+0x4d0/0xb90
[  491.030360]  ? do_try_to_free_pages+0x1290/0x1290
[  491.035212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  491.040778]  ? lock_acquire+0x1ed/0x520
[  491.044758]  ? set_page_refcounted+0x280/0x280
[  491.049360]  ? lock_release+0x970/0x970
[  491.053347]  ? ___might_sleep+0x1ed/0x300
[  491.057505]  ? arch_local_save_flags+0x40/0x40
[  491.062333]  __alloc_pages_slowpath+0x993/0x2d80
[  491.067130]  ? warn_alloc+0x120/0x120
[  491.070950]  ? __radix_tree_lookup+0x4c0/0x4c0
[  491.075553]  ? find_get_entry+0x2f2/0xc40
[  491.079722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  491.085272]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  491.090209]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  491.095750]  ? should_fail+0x22d/0xd01
[  491.099657]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  491.104765]  ? __lock_is_held+0xb5/0x140
[  491.108868]  ? __lock_is_held+0xb5/0x140
[  491.112948]  ? __lock_acquire+0x7ec/0x4ec0
[  491.117211]  ? ___might_sleep+0x1ed/0x300
[  491.121353]  ? lock_release+0x970/0x970
[  491.125342]  ? arch_local_save_flags+0x40/0x40
[  491.129947]  ? __might_sleep+0x95/0x190
[  491.133939]  __alloc_pages_nodemask+0xa80/0xde0
[  491.138633]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  491.143664]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  491.149464]  ? kasan_check_read+0x11/0x20
[  491.153649]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  491.158940]  ? graph_lock+0x170/0x170
[  491.162748]  ? print_usage_bug+0xc0/0xc0
[  491.166825]  ? graph_lock+0x170/0x170
[  491.170647]  ? graph_lock+0x170/0x170
[  491.174456]  ? __do_page_cache_readahead+0x7ce/0x980
[  491.179589]  ? find_held_lock+0x36/0x1c0
[  491.183669]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  491.189216]  alloc_pages_current+0x10c/0x210
[  491.193635]  ? lock_downgrade+0x900/0x900
[  491.197796]  __page_cache_alloc+0x38f/0x5b0
[  491.202125]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  491.207929]  ? kasan_check_read+0x11/0x20
[  491.212089]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  491.217379]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  491.222062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  491.227608]  ? check_preemption_disabled+0x48/0x200
[  491.232654]  filemap_fault+0x1594/0x25f0
[  491.236740]  ? __lock_page_or_retry+0xa00/0xa00
[  491.241417]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  491.247218]  ? kasan_check_read+0x11/0x20
[  491.251374]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  491.256664]  ? rcu_bh_qs+0xc0/0xc0
[  491.260217]  ? print_usage_bug+0xc0/0xc0
[  491.264291]  ? filemap_map_pages+0xdea/0x1980
[  491.268801]  ? print_usage_bug+0xc0/0xc0
[  491.272899]  ? find_get_pages_range_tag+0x1320/0x1320
[  491.278105]  ? print_usage_bug+0xc0/0xc0
[  491.282174]  ? __lock_acquire+0x7ec/0x4ec0
[  491.286419]  ? graph_lock+0x170/0x170
[  491.290234]  ? __sigqueue_free.part.27+0x7d/0xa0
[  491.295003]  ? __lock_acquire+0x7ec/0x4ec0
[  491.299259]  ? lock_acquire+0x1ed/0x520
[  491.303238]  ? ext4_filemap_fault+0x7a/0xad
[  491.307574]  ? lock_release+0x970/0x970
[  491.311556]  ? arch_local_save_flags+0x40/0x40
[  491.316148]  ? mark_held_locks+0x130/0x130
[  491.320408]  ? down_read+0xb0/0x1d0
[  491.324044]  ? ext4_filemap_fault+0x7a/0xad
[  491.328374]  ? __down_interruptible+0x700/0x700
[  491.333051]  ? graph_lock+0x170/0x170
[  491.336864]  ? __sigqueue_free.part.27+0x7d/0xa0
[  491.341649]  ext4_filemap_fault+0x82/0xad
[  491.345808]  __do_fault+0x100/0x6b0
[  491.349450]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  491.354741]  ? print_bad_pte+0x6c0/0x6c0
[  491.358816]  ? pmd_val+0x88/0x100
[  491.362282]  ? add_mm_counter_fast+0xd0/0xd0
[  491.366697]  ? pmd_val+0x88/0x100
[  491.370158]  ? add_mm_counter_fast+0xd0/0xd0
[  491.374579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  491.380148]  __handle_mm_fault+0x3709/0x53e0
[  491.384577]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  491.389426]  ? graph_lock+0x170/0x170
[  491.393238]  ? print_usage_bug+0xc0/0xc0
[  491.397307]  ? graph_lock+0x170/0x170
[  491.401114]  ? graph_lock+0x170/0x170
[  491.404948]  ? handle_mm_fault+0x42a/0xc70
[  491.409192]  ? lock_downgrade+0x900/0x900
[  491.413345]  ? check_preemption_disabled+0x48/0x200
[  491.418375]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  491.424174]  ? kasan_check_read+0x11/0x20
[  491.428331]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  491.433711]  ? rcu_bh_qs+0xc0/0xc0
[  491.437282]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  491.442744]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  491.448286]  ? check_preemption_disabled+0x48/0x200
[  491.453322]  handle_mm_fault+0x54f/0xc70
[  491.457393]  ? __handle_mm_fault+0x53e0/0x53e0
[  491.461996]  ? find_vma+0x34/0x190
[  491.465549]  __do_page_fault+0x67d/0xed0
[  491.469639]  ? mm_fault_error+0x380/0x380
[  491.473804]  ? syscall_slow_exit_work+0x520/0x520
[  491.478665]  do_page_fault+0xf2/0x7e0
[  491.482474]  ? vmalloc_sync_all+0x30/0x30
[  491.486636]  ? error_entry+0x70/0xd0
[  491.490361]  ? trace_hardirqs_off_caller+0xbb/0x300
[  491.495379]  ? trace_hardirqs_on_caller+0xc0/0x300
[  491.500316]  ? syscall_return_slowpath+0x5e0/0x5e0
[  491.505252]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  491.510104]  ? trace_hardirqs_off+0x300/0x300
[  491.514603]  ? trace_hardirqs_off_caller+0x300/0x300
[  491.519724]  ? prepare_exit_to_usermode+0x291/0x3b0
[  491.524772]  ? page_fault+0x8/0x30
[  491.528321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  491.533199]  ? page_fault+0x8/0x30
[  491.536748]  page_fault+0x1e/0x30
[  491.540202] RIP: 0033:0x45db60
[  491.543401] Code: Bad RIP value.
[  491.546766] RSP: 002b:000000c420047ab8 EFLAGS: 00010246
[  491.552138] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: 000000000045df89
[  491.559410] RDX: 000000c420047ac0 RSI: 000000c420047bf0 RDI: 0000000000000011
[  491.566684] RBP: 000000c420037e90 R08: 0000000000000002 R09: 000000c42769f308
[  491.573960] R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000001
[  491.581238] R13: 000000c4202e2120 R14: 0000000000000001 R15: 0000000000000000
[  491.588550] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #95
[  491.588616] aoe: skb alloc failure
[  491.595326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  491.595331] Call Trace:
[  491.595355]  dump_stack+0x1c4/0x2b4
[  491.595372]  ? dump_stack_print_info.cold.2+0x52/0x52
[  491.595406]  warn_alloc.cold.118+0xb7/0x1bd
[  491.598951] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  491.608293]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  491.610872] syz-fuzzer cpuset=
[  491.614500]  ? lock_downgrade+0x900/0x900
[  491.619668] /
[  491.624001]  ? trace_hardirqs_off+0xb8/0x300
[  491.634203]  mems_allowed=0
[  491.655411]  ? trace_hardirqs_off+0xb8/0x300
[  491.659838]  __alloc_pages_slowpath+0x2667/0x2d80
[  491.664735]  ? warn_alloc+0x120/0x120
[  491.668547]  ? warn_alloc+0x120/0x120
[  491.672359]  ? print_usage_bug+0xc0/0xc0
[  491.676427]  ? warn_alloc+0x120/0x120
[  491.680234]  ? print_usage_bug+0xc0/0xc0
[  491.684304]  ? __lock_acquire+0x7ec/0x4ec0
[  491.688543]  ? __lock_acquire+0x7ec/0x4ec0
[  491.692795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  491.698343]  ? should_fail+0x22d/0xd01
[  491.702241]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  491.707351]  ? __lock_acquire+0x7ec/0x4ec0
[  491.711598]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  491.716703]  ? __lock_acquire+0x7ec/0x4ec0
[  491.720945]  ? should_fail+0x22d/0xd01
[  491.724836]  ? print_usage_bug+0xc0/0xc0
[  491.728925]  ? mark_held_locks+0x130/0x130
[  491.733208]  ? mark_held_locks+0x130/0x130
[  491.737465]  ? graph_lock+0x170/0x170
[  491.741268]  ? print_usage_bug+0xc0/0xc0
[  491.745336]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  491.750142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  491.755691]  ? check_preemption_disabled+0x48/0x200
[  491.760738]  ? check_preemption_disabled+0x48/0x200
[  491.765794]  ? __lock_is_held+0xb5/0x140
[  491.769879]  __alloc_pages_nodemask+0xa80/0xde0
[  491.774555]  ? graph_lock+0x170/0x170
[  491.778365]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  491.783386]  ? graph_lock+0x170/0x170
[  491.787208]  ? find_held_lock+0x36/0x1c0
[  491.791289]  ? ____cache_alloc_node+0x1c7/0x1e0
[  491.795968]  ? lock_downgrade+0x900/0x900
[  491.800141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  491.805695]  cache_grow_begin+0x91/0x8c0
[  491.809768]  ? do_raw_spin_unlock+0xa7/0x2f0
[  491.814202]  fallback_alloc+0x203/0x2e0
[  491.818194]  ____cache_alloc_node+0x1c7/0x1e0
[  491.822706]  kmem_cache_alloc_node+0xe3/0x730
[  491.827210]  ? ipv6_get_ifaddr+0x42e/0x620
[  491.831463]  __alloc_skb+0x119/0x770
[  491.835187]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  491.840481]  ? skb_scrub_packet+0x490/0x490
[  491.844811]  ? lock_downgrade+0x900/0x900
[  491.848976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  491.854522]  ? refcount_sub_and_test_checked+0x203/0x310
[  491.859987]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  491.865449]  ? addrconf_rs_timer+0x6f0/0x6f0
[  491.869905]  ndisc_alloc_skb+0x144/0x340
[  491.873985]  ndisc_send_rs+0x331/0x6e0
[  491.877896]  addrconf_rs_timer+0x3c0/0x6f0
[  491.882153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  491.886413]  call_timer_fn+0x272/0x920
[  491.890311]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  491.894558]  ? process_timeout+0x40/0x40
[  491.898624]  ? find_held_lock+0x36/0x1c0
[  491.902703]  ? __run_timers+0x7da/0xc70
[  491.906690]  ? _raw_spin_unlock_irq+0x27/0x80
[  491.911192]  ? _raw_spin_unlock_irq+0x27/0x80
[  491.915695]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  491.919940]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  491.924531]  ? trace_hardirqs_on+0xbd/0x310
[  491.928864]  ? kasan_check_read+0x11/0x20
[  491.933031]  ? __run_timers+0x7da/0xc70
[  491.937024]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  491.942492]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  491.946744]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  491.950986]  __run_timers+0x7e5/0xc70
[  491.954958]  ? find_held_lock+0x36/0x1c0
[  491.959045]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  491.964423]  ? _raw_spin_unlock_irq+0x27/0x80
[  491.968939]  ? _raw_spin_unlock_irq+0x27/0x80
[  491.973443]  ? lockdep_hardirqs_on+0x421/0x5c0
[  491.978033]  ? trace_hardirqs_on+0xbd/0x310
[  491.982358]  ? kasan_check_read+0x11/0x20
[  491.986512]  ? finish_task_switch+0x1f5/0x900
[  491.991014]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  491.996468]  ? compat_start_thread+0x80/0x80
[  492.000908]  ? pvclock_read_flags+0x160/0x160
[  492.005419]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.010961]  ? check_preemption_disabled+0x48/0x200
[  492.015990]  ? rcu_lockdep_current_cpu_online+0x1f0/0x2d0
[  492.021550]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  492.026839]  ? rcu_pm_notify+0xc0/0xc0
[  492.030763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.036304]  ? check_preemption_disabled+0x48/0x200
[  492.041336]  run_timer_softirq+0x52/0xb0
[  492.045399]  ? rcu_read_lock_sched_held+0x108/0x120
[  492.050421]  __do_softirq+0x30b/0xad8
[  492.054261]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  492.059714]  ? trace_hardirqs_on+0x310/0x310
[  492.064146]  ? schedule+0x108/0x460
[  492.067791]  ? trace_hardirqs_off+0xb8/0x300
[  492.072205]  ? smpboot_thread_fn+0x68b/0xa00
[  492.076619]  ? trace_hardirqs_on+0x310/0x310
[  492.081037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  492.086580]  ? check_preemption_disabled+0x48/0x200
[  492.091603]  ? takeover_tasklets+0xa90/0xa90
[  492.096026]  run_ksoftirqd+0x94/0x100
[  492.099832]  smpboot_thread_fn+0x68b/0xa00
[  492.104086]  ? sort_range+0x30/0x30
[  492.107720]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  492.112828]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  492.118382]  ? __kthread_parkme+0xfb/0x1a0
[  492.122632]  kthread+0x35a/0x420
[  492.126006]  ? sort_range+0x30/0x30
[  492.129636]  ? kthread_bind+0x40/0x40
[  492.133453]  ret_from_fork+0x3a/0x50
[  492.137194] warn_alloc_show_mem: 1 callbacks suppressed
[  492.137206] CPU: 1 PID: 5396 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #95
[  492.137208] Mem-Info:
[  492.137239] active_anon:42551 inactive_anon:372 isolated_anon:0
[  492.137239]  active_file:18 inactive_file:16 isolated_file:0
[  492.137239]  unevictable:0 dirty:0 writeback:0 unstable:0
[  492.137239]  slab_reclaimable:9758 slab_unreclaimable:1480140
[  492.137239]  mapped:41138 shmem:379 pagetables:629 bounce:0
[  492.137239]  free:13631 free_pcp:197 free_cma:0
[  492.142598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  492.149535] Node 0 active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:164552kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 155648kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  492.151941] Call Trace:
[  492.184859] Node 0 
[  492.194235]  <IRQ>
[  492.221936] 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
[  492.224505]  dump_stack+0x1c4/0x2b4
[  492.226712] lowmem_reserve[]: 0
[  492.228880]  ? dump_stack_print_info.cold.2+0x52/0x52
[  492.254362]  2815 6318
[  492.258032]  warn_alloc.cold.118+0xb7/0x1bd
[  492.261267]  6318
[  492.266477]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  492.268952] Node 0 
[  492.273292]  ? lock_downgrade+0x900/0x900
[  492.275354] DMA32 free:24824kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  492.280180]  ? trace_hardirqs_off+0xb8/0x300
[  492.282382] lowmem_reserve[]: 0
[  492.286547]  ? trace_hardirqs_off+0xb8/0x300
[  492.313073]  0 3503
[  492.317516]  __alloc_pages_slowpath+0x2667/0x2d80
[  492.320763]  3503
[  492.325219]  ? warn_alloc+0x120/0x120
[  492.332241]  ? __lock_acquire+0x7ec/0x4ec0
[  492.334288] Node 0 
[  492.338088]  ? warn_alloc+0x120/0x120
[  492.342329] Normal free:13792kB min:37376kB low:46720kB high:56064kB active_anon:170204kB inactive_anon:1488kB active_file:72kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5408kB pagetables:2516kB bounce:0kB free_pcp:788kB local_pcp:300kB free_cma:0kB
[  492.344539]  ? print_usage_bug+0xc0/0xc0
[  492.348311] lowmem_reserve[]: 0
[  492.376701]  ? warn_alloc+0x120/0x120
[  492.380744]  0
[  492.384024]  ? print_usage_bug+0xc0/0xc0
[  492.387799]  0 0
[  492.389612]  ? mark_held_locks+0x130/0x130
[  492.393653] Node 0 
[  492.395637]  ? mark_held_locks+0x130/0x130
[  492.399839] DMA: 1*4kB 
[  492.402105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  492.406310] (U) 
[  492.408898]  ? should_fail+0x22d/0xd01
[  492.414405] 0*8kB 0*16kB 
[  492.416395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.420253] 1*32kB (U) 
[  492.423026]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  492.428530] 2*64kB (U) 
[  492.431137]  ? __lock_acquire+0x7ec/0x4ec0
[  492.436220] 1*128kB (U) 
[  492.438815]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  492.443025] 1*256kB (U) 
[  492.445705]  ? should_fail+0x22d/0xd01
[  492.450780] 0*512kB 1*1024kB 
[  492.453465]  ? __sanitizer_cov_trace_const_cmp1+0x10/0x20
[  492.457322] (U) 1*2048kB 
[  492.460446]  ? mark_held_locks+0x130/0x130
[  492.465953] (M) 
[  492.468721]  ? mark_held_locks+0x130/0x130
[  492.472936] 3*4096kB (M) 
[  492.474928]  ? graph_lock+0x170/0x170
[  492.479140] = 15908kB
[  492.479149] Node 0 
[  492.481916]  ? graph_lock+0x170/0x170
[  492.485690] DMA32: 4*4kB 
[  492.488119]  ? print_usage_bug+0xc0/0xc0
[  492.490347] (UM) 3*8kB 
[  492.494163]  ? do_raw_spin_unlock+0xa7/0x2f0
[  492.496901] (UM) 
[  492.500963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.503527] 1*16kB 
[  492.507931]  ? check_preemption_disabled+0x48/0x200
[  492.509969] (M) 2*32kB 
[  492.515530]  ? check_preemption_disabled+0x48/0x200
[  492.517742] (UM) 2*64kB 
[  492.522774]  ? __lock_is_held+0xb5/0x140
[  492.525323] (M) 4*128kB 
[  492.530352]  __alloc_pages_nodemask+0xa80/0xde0
[  492.533000] (UM) 2*256kB 
[  492.537078]  ? graph_lock+0x170/0x170
[  492.539719] (M) 4*512kB 
[  492.544401]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  492.547138] (UM) 3*1024kB 
[  492.550952]  ? graph_lock+0x170/0x170
[  492.553598] (M) 3*2048kB 
[  492.558645]  ? find_held_lock+0x36/0x1c0
[  492.561457] (M) 
[  492.565264]  ? ____cache_alloc_node+0x1c7/0x1e0
[  492.567995] 3*4096kB (M) 
[  492.572068]  ? lock_downgrade+0x900/0x900
[  492.574023] = 24824kB
[  492.574033] Node 0 
[  492.578705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.581430] Normal: 2044*4kB 
[  492.585593]  cache_grow_begin+0x91/0x8c0
[  492.587974] (UMEH) 226*8kB 
[  492.590225]  ? do_raw_spin_unlock+0xa7/0x2f0
[  492.595733] (UMEH) 46*16kB 
[  492.598876]  fallback_alloc+0x203/0x2e0
[  492.602908] (UME) 
[  492.605845]  ____cache_alloc_node+0x1c7/0x1e0
[  492.610231] 28*32kB (UME) 
[  492.613178]  kmem_cache_alloc_node+0xe3/0x730
[  492.617133] 10*64kB (UME) 
[  492.619298]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  492.623782] 4*128kB 
[  492.626635]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  492.631106] (UM) 
[  492.633956]  __alloc_skb+0x119/0x770
[  492.639030] 0*256kB 2*512kB 
[  492.641367]  ? calc_wheel_index+0x220/0x220
[  492.645926] (U) 
[  492.647992]  ? skb_scrub_packet+0x490/0x490
[  492.651681] 0*1024kB 0*2048kB 
[  492.654717]  ? vprintk_default+0x28/0x30
[  492.659015] 0*4096kB 
[  492.661011]  ? vprintk_func+0x85/0x181
[  492.665309] = 13792kB
[  492.665325] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  492.668510]  ? printk+0xa7/0xcf
[  492.672559] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  492.674967]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  492.678835] 413 total pagecache pages
[  492.681260]  new_skb+0x26/0x1c0
[  492.690075] 0 pages in swap cache
[  492.693350]  aoecmd_cfg+0x279/0x7f0
[  492.701912] Swap cache stats: add 0, delete 0, find 0/0
[  492.706673]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  492.710449] Free swap  = 0kB
[  492.710459] Total swap = 0kB
[  492.713739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.717172] 1965979 pages RAM
[  492.720798]  ? check_preemption_disabled+0x48/0x200
[  492.726146] 0 pages HighMem/MovableOnly
[  492.730467]  ? check_preemption_disabled+0x48/0x200
[  492.733461] 343323 pages reserved
[  492.733471] 0 pages cma reserved
[  492.736500]  ? __lock_is_held+0xb5/0x140
[  492.742081] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  492.745125]  discover_timer+0x50/0x60
[  492.750198] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  492.754111]  call_timer_fn+0x272/0x920
[  492.759113] ksoftirqd/0 cpuset=
[  492.762571]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  492.765917] /
[  492.769989]  ? process_timeout+0x40/0x40
[  492.776463]  mems_allowed=0
[  492.780260]  ? find_held_lock+0x36/0x1c0
[  492.815270]  ? mark_held_locks+0xc7/0x130
[  492.819429]  ? _raw_spin_unlock_irq+0x27/0x80
[  492.823931]  ? _raw_spin_unlock_irq+0x27/0x80
[  492.828430]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  492.833276]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  492.837872]  ? trace_hardirqs_on+0xbd/0x310
[  492.842210]  ? kasan_check_read+0x11/0x20
[  492.846369]  ? __run_timers+0x7da/0xc70
[  492.850357]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  492.855827]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  492.860682]  __run_timers+0x7e5/0xc70
[  492.864508]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  492.869973]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  492.874998]  ? graph_lock+0x170/0x170
[  492.878810]  ? print_usage_bug+0xc0/0xc0
[  492.882879]  ? lock_release+0x970/0x970
[  492.886867]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  492.892073]  ? find_held_lock+0x36/0x1c0
[  492.896145]  ? graph_lock+0x170/0x170
[  492.899958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.905497]  ? check_preemption_disabled+0x48/0x200
[  492.910533]  ? __lock_is_held+0xb5/0x140
[  492.914602]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.920151]  ? check_preemption_disabled+0x48/0x200
[  492.925181]  run_timer_softirq+0x52/0xb0
[  492.929248]  ? rcu_read_lock_sched_held+0x108/0x120
[  492.934359]  __do_softirq+0x30b/0xad8
[  492.938176]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  492.943290]  ? pvclock_read_flags+0x160/0x160
[  492.947797]  ? lapic_next_event+0x5a/0x90
[  492.952339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.957892]  ? check_preemption_disabled+0x48/0x200
[  492.962924]  ? check_preemption_disabled+0x48/0x200
[  492.967952]  ? kvm_clock_read+0x18/0x30
[  492.971934]  ? kvm_sched_clock_read+0x9/0x20
[  492.976350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  492.981894]  ? check_preemption_disabled+0x48/0x200
[  492.986930]  irq_exit+0x17f/0x1c0
[  492.990393]  smp_apic_timer_interrupt+0x1cb/0x760
[  492.995250]  ? smp_reschedule_interrupt+0x109/0x650
[  493.000272]  ? smp_call_function_single_interrupt+0x650/0x650
[  493.006162]  ? interrupt_entry+0xb5/0xf0
[  493.010231]  ? trace_hardirqs_off_caller+0xbb/0x300
[  493.015252]  ? trace_hardirqs_off_caller+0xbb/0x300
[  493.020273]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  493.025121]  ? trace_hardirqs_off+0x300/0x300
[  493.029662]  ? trace_hardirqs_off+0x300/0x300
[  493.034165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  493.039705]  ? check_preemption_disabled+0x48/0x200
[  493.044727]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  493.050280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  493.055143]  apic_timer_interrupt+0xf/0x20
[  493.059873]  </IRQ>
[  493.062140] RIP: 0010:_raw_spin_unlock_irqrestore+0xaf/0xd0
[  493.067865] Code: a8 29 72 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 28 48 83 3d 50 f9 b1 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb ad e8 5c 4d 40 f9 eb bb 0f 0b 0f 0b e8 ba ef 01
[  493.086777] RSP: 0000:ffff8801bad0e3f8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  493.094497] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 1ffff100375d4196
[  493.101769] RDX: 1ffffffff12e4535 RSI: 0000000000000000 RDI: 0000000000000282
[  493.109042] RBP: ffff8801bad0e408 R08: ffff8801baea0cb0 R09: 0000000000000006
[  493.116314] R10: 0000000000000000 R11: ffff8801baea03c0 R12: ffffffff897c4a40
[  493.123587] R13: 0000000000000001 R14: ffffffff89609000 R15: 0000000000000282
[  493.130911]  cgroup_file_notify+0x226/0x2f0
[  493.135243]  ? cgroup_procs_write_finish+0xf0/0xf0
[  493.140178]  ? print_usage_bug+0xc0/0xc0
[  493.144255]  ? find_held_lock+0x36/0x1c0
[  493.148326]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  493.153886]  shrink_node+0x5e1/0x16b0
[  493.157695]  ? mem_cgroup_split_huge_fixup+0x1b0/0x1b0
[  493.163013]  ? shrink_node_memcg+0x18e0/0x18e0
[  493.167615]  ? kvm_clock_read+0x18/0x30
[  493.171601]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  493.176643]  ? ktime_get_raw_ts64+0x4f0/0x4f0
[  493.181142]  ? kasan_check_write+0x14/0x20
[  493.185385]  ? do_raw_spin_lock+0xc1/0x200
[  493.189624]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  493.195171]  ? __cpuset_node_allowed+0x19b/0x660
[  493.199936]  ? cpuset_nodemask_valid_mems_allowed+0x90/0x90
[  493.205658]  ? delayacct_end+0x5a/0x100
[  493.209664]  do_try_to_free_pages+0x3e7/0x1290
[  493.214273]  ? shrink_node+0x16b0/0x16b0
[  493.218341]  ? __lock_is_held+0xb5/0x140
[  493.222425]  try_to_free_pages+0x4d0/0xb90
[  493.226674]  ? do_try_to_free_pages+0x1290/0x1290
[  493.231523]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  493.237078]  ? lock_acquire+0x1ed/0x520
[  493.241063]  ? set_page_refcounted+0x280/0x280
[  493.245663]  ? lock_release+0x970/0x970
[  493.249657]  ? ___might_sleep+0x1ed/0x300
[  493.253813]  ? arch_local_save_flags+0x40/0x40
[  493.258414]  __alloc_pages_slowpath+0x993/0x2d80
[  493.263212]  ? warn_alloc+0x120/0x120
[  493.267018]  ? __radix_tree_lookup+0x4c0/0x4c0
[  493.271626]  ? find_get_entry+0x2f2/0xc40
[  493.275800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  493.281343]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  493.286279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  493.291843]  ? should_fail+0x22d/0xd01
[  493.295753]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  493.300873]  ? __lock_is_held+0xb5/0x140
[  493.304974]  ? __lock_is_held+0xb5/0x140
[  493.309054]  ? __lock_acquire+0x7ec/0x4ec0
[  493.313341]  ? ___might_sleep+0x1ed/0x300
[  493.317493]  ? lock_release+0x970/0x970
[  493.321476]  ? arch_local_save_flags+0x40/0x40
[  493.326079]  ? __might_sleep+0x95/0x190