2]  __page_cache_alloc+0x38c/0x5c0
[  706.368114]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  706.373031]  ? kasan_check_read+0x11/0x20
[  706.377166]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  706.382457]  ? generic_perform_write+0x6a0/0x6a0
[  706.387219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  706.392759]  ? check_preemption_disabled+0x48/0x280
[  706.397772]  filemap_fault+0x1595/0x25f0
[  706.401852]  ? __lock_page_or_retry+0xa00/0xa00
[  706.406522]  ? mark_held_locks+0x130/0x130
[  706.410992]  ? filemap_map_pages+0xd6b/0x1a20
[  706.415497]  ? lock_downgrade+0x900/0x900
[  706.419722]  ? check_preemption_disabled+0x48/0x280
[  706.424736]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  706.429654]  ? kasan_check_read+0x11/0x20
[  706.433792]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  706.439064]  ? rcu_softirq_qs+0x20/0x20
[  706.443044]  ? filemap_map_pages+0xd92/0x1a20
[  706.447560]  ? find_get_entries_tag+0x1400/0x1400
[  706.452402]  ? futex_wake+0x760/0x760
[  706.456215]  ? lock_acquire+0x1ed/0x520
[  706.460183]  ? ext4_filemap_fault+0x7a/0xad
[  706.464530]  ? lock_release+0xa00/0xa00
[  706.468514]  ? perf_trace_sched_process_exec+0x860/0x860
[  706.473965]  ? print_usage_bug+0xc0/0xc0
[  706.478022]  ? print_usage_bug+0xc0/0xc0
[  706.482090]  ? down_read+0x8d/0x120
[  706.485704]  ? ext4_filemap_fault+0x7a/0xad
[  706.490018]  ? __down_interruptible+0x700/0x700
[  706.494701]  ext4_filemap_fault+0x82/0xad
[  706.498841]  __do_fault+0x100/0x6b0
[  706.502464]  ? pmd_devmap_trans_unstable+0x220/0x220
[  706.507593]  ? mark_held_locks+0x130/0x130
[  706.512047]  ? mark_held_locks+0x130/0x130
[  706.516274]  ? __might_fault+0x12b/0x1e0
[  706.520329]  ? lock_downgrade+0x900/0x900
[  706.524482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  706.530023]  __handle_mm_fault+0x3ea0/0x5be0
[  706.534452]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  706.539309]  ? kasan_check_read+0x11/0x20
[  706.543458]  ? _copy_to_user+0xc8/0x110
[  706.547439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  706.552991]  ? zap_class+0x640/0x640
[  706.556702]  ? zap_class+0x640/0x640
[  706.560416]  ? find_held_lock+0x36/0x1c0
[  706.564496]  ? handle_mm_fault+0x42a/0xc70
[  706.568758]  ? lock_downgrade+0x900/0x900
[  706.572900]  ? check_preemption_disabled+0x48/0x280
[  706.577916]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  706.582946]  ? kasan_check_read+0x11/0x20
[  706.587097]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  706.592363]  ? rcu_softirq_qs+0x20/0x20
[  706.596332]  ? trace_hardirqs_off_caller+0x310/0x310
[  706.601514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  706.607042]  ? check_preemption_disabled+0x48/0x280
[  706.612350]  handle_mm_fault+0x54f/0xc70
[  706.616412]  ? __handle_mm_fault+0x5be0/0x5be0
[  706.620994]  ? find_vma+0x34/0x190
[  706.624528]  __do_page_fault+0x5e8/0xe60
[  706.628583]  ? trace_hardirqs_off+0xb8/0x310
[  706.632995]  do_page_fault+0xf2/0x7e0
[  706.636787]  ? vmalloc_sync_all+0x30/0x30
[  706.640923]  ? error_entry+0x70/0xd0
[  706.644632]  ? trace_hardirqs_off_caller+0xbb/0x310
[  706.649639]  ? trace_hardirqs_on_caller+0xc0/0x310
[  706.654563]  ? syscall_return_slowpath+0x5e0/0x5e0
[  706.659493]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  706.664842]  ? trace_hardirqs_on_caller+0x310/0x310
[  706.669853]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  706.675306]  ? prepare_exit_to_usermode+0x291/0x3b0
[  706.680404]  ? page_fault+0x8/0x30
[  706.683941]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  706.688777]  ? page_fault+0x8/0x30
[  706.692309]  page_fault+0x1e/0x30
[  706.695754] RIP: 0033:0x407e06
[  706.698953] Code: Bad RIP value.
[  706.702309] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  706.707668] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  706.715142] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  706.722404] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  706.729673] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  706.736941] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  706.744226] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  706.744314] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  706.751497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  706.751503] Call Trace:
[  706.751525]  dump_stack+0x244/0x39d
[  706.751545]  ? dump_stack_print_info.cold.1+0x20/0x20
[  706.758115] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  706.767362]  warn_alloc.cold.116+0xb7/0x1bd
[  706.770059] syz-fuzzer cpuset=/ mems_allowed=0
[  706.773671]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  706.773693]  ? lock_downgrade+0x900/0x900
[  706.806954]  ? trace_hardirqs_off+0xb8/0x310
[  706.811818]  ? trace_hardirqs_off+0xb8/0x310
[  706.816233]  __alloc_pages_slowpath+0x26e8/0x2e10
[  706.821098]  ? warn_alloc+0x120/0x120
[  706.824940]  ? zap_class+0x640/0x640
[  706.828650]  ? warn_alloc+0x120/0x120
[  706.832451]  ? warn_alloc+0x120/0x120
[  706.836254]  ? print_usage_bug+0xc0/0xc0
[  706.840309]  ? find_held_lock+0x36/0x1c0
[  706.844370]  ? print_usage_bug+0xc0/0xc0
[  706.848433]  ? cpuacct_charge+0x265/0x440
[  706.852606]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  706.858137]  ? should_fail+0x22d/0xd01
[  706.862018]  ? find_held_lock+0x36/0x1c0
[  706.866077]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  706.871179]  ? __lock_acquire+0x62f/0x4c20
[  706.875415]  ? should_fail+0x22d/0xd01
[  706.879309]  ? mark_held_locks+0x130/0x130
[  706.883540]  ? mark_held_locks+0x130/0x130
[  706.887773]  ? __lock_acquire+0x62f/0x4c20
[  706.892014]  ? zap_class+0x640/0x640
[  706.895722]  ? __lock_is_held+0xb5/0x140
[  706.899783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  706.905318]  ? check_preemption_disabled+0x48/0x280
[  706.910337]  ? __lock_is_held+0xb5/0x140
[  706.914875]  __alloc_pages_nodemask+0xa80/0xde0
[  706.919538]  ? zap_class+0x640/0x640
[  706.923248]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  706.928270]  ? find_held_lock+0x36/0x1c0
[  706.932339]  ? ____cache_alloc_node+0x1c7/0x1e0
[  706.937004]  ? lock_downgrade+0x900/0x900
[  706.941155]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  706.946780]  cache_grow_begin+0xa5/0x8c0
[  706.950839]  ? do_raw_spin_unlock+0xa7/0x330
[  706.955249]  fallback_alloc+0x204/0x2e0
[  706.959252]  ____cache_alloc_node+0x1c7/0x1e0
[  706.963754]  kmem_cache_alloc+0x1f8/0x730
[  706.967909]  skb_clone+0x1bb/0x500
[  706.971445]  ? finish_task_switch+0x1b4/0x910
[  706.975945]  ? skb_split+0x11e0/0x11e0
[  706.979830]  ? preempt_notifier_register+0x200/0x200
[  706.984938]  ? __switch_to_asm+0x34/0x70
[  706.988992]  ? __switch_to_asm+0x34/0x70
[  706.993044]  ? __switch_to_asm+0x40/0x70
[  706.997097]  ? __switch_to_asm+0x34/0x70
[  707.001167]  ? __switch_to_asm+0x40/0x70
[  707.005223]  ? __switch_to_asm+0x34/0x70
[  707.009272]  ? __switch_to_asm+0x40/0x70
[  707.013797]  ? __switch_to_asm+0x34/0x70
[  707.017848]  ? __switch_to_asm+0x34/0x70
[  707.021911]  ? __switch_to_asm+0x40/0x70
[  707.025966]  ? __switch_to_asm+0x34/0x70
[  707.030034]  bpf_clone_redirect+0xb9/0x490
[  707.034263]  ? __schedule+0x8d7/0x21d0
[  707.038149]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  707.043179]  ? __sched_text_start+0x8/0x8
[  707.047318]  ? retint_kernel+0x2d/0x2d
[  707.051216]  ? find_held_lock+0x36/0x1c0
[  707.055279]  ? lock_acquire+0x1ed/0x520
[  707.059248]  ? bpf_test_run+0x3cb/0x780
[  707.063214]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.068748]  ? check_preemption_disabled+0x48/0x280
[  707.073777]  ? kasan_check_read+0x11/0x20
[  707.077921]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  707.083196]  ? rcu_softirq_qs+0x20/0x20
[  707.087169]  ? preempt_schedule+0x4d/0x60
[  707.091316]  ? ___preempt_schedule+0x16/0x18
[  707.095724]  ? bpf_test_run+0x25d/0x780
[  707.099704]  ? netlink_diag_dump+0x2a0/0x2a0
[  707.104108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  707.109639]  ? bpf_test_init.isra.10+0x70/0x100
[  707.114762]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  707.119561]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  707.124398]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  707.129932]  ? fput+0x130/0x1a0
[  707.133208]  ? __bpf_prog_get+0x9b/0x290
[  707.137269]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  707.142207]  ? bpf_prog_test_run+0x130/0x1a0
[  707.146614]  ? __x64_sys_bpf+0x3db/0x520
[  707.150675]  ? bpf_prog_get+0x20/0x20
[  707.154507]  ? do_syscall_64+0x1b9/0x820
[  707.158566]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  707.163929]  ? syscall_return_slowpath+0x5e0/0x5e0
[  707.168853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  707.173693]  ? trace_hardirqs_on_caller+0x310/0x310
[  707.178728]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  707.183749]  ? prepare_exit_to_usermode+0x291/0x3b0
[  707.188766]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  707.193611]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  707.199001] warn_alloc_show_mem: 1 callbacks suppressed
[  707.199011] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  707.199013] Mem-Info:
[  707.199047] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  707.199047]  active_file:32 inactive_file:0 isolated_file:0
[  707.199047]  unevictable:0 dirty:0 writeback:0 unstable:0
[  707.199047]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  707.199047]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  707.199047]  free:13730 free_pcp:227 free_cma:0
[  707.204383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  707.211713] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  707.214110] Call Trace:
[  707.247143] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  707.256483]  <IRQ>
[  707.284301] lowmem_reserve[]: 0 2818 6321 6321
[  707.286889]  dump_stack+0x244/0x39d
[  707.313436] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  707.315595]  ? dump_stack_print_info.cold.1+0x20/0x20
[  707.320143] lowmem_reserve[]: 0 0 3503 3503
[  707.323768]  warn_alloc.cold.116+0xb7/0x1bd
[  707.351227] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  707.356429]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  707.360731] lowmem_reserve[]: 0 0 0 0
[  707.365058]  ? lock_downgrade+0x900/0x900
[  707.394200] 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
[  707.399040]  ? trace_hardirqs_off+0xb8/0x310
[  707.402813] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  707.406975]  ? trace_hardirqs_off+0xb8/0x310
[  707.421097] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  707.425516]  __alloc_pages_slowpath+0x26e8/0x2e10
[  707.440225] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  707.444636]  ? warn_alloc+0x120/0x120
[  707.458722] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  707.463554]  ? warn_alloc+0x120/0x120
[  707.472357] 6658 total pagecache pages
[  707.476144]  ? warn_alloc+0x120/0x120
[  707.484693] 0 pages in swap cache
[  707.488475]  ? print_usage_bug+0xc0/0xc0
[  707.492332] Swap cache stats: add 0, delete 0, find 0/0
[  707.496118]  ? print_usage_bug+0xc0/0xc0
[  707.499544] Free swap  = 0kB
[  707.503588]  ? print_usage_bug+0xc0/0xc0
[  707.508923] Total swap = 0kB
[  707.513238]  ? print_usage_bug+0xc0/0xc0
[  707.516231] 1965979 pages RAM
[  707.520275]  ? print_usage_bug+0xc0/0xc0
[  707.523261] 0 pages HighMem/MovableOnly
[  707.527308]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  707.530393] 342853 pages reserved
[  707.534443]  ? should_fail+0x22d/0xd01
[  707.538381] 0 pages cma reserved
[  707.543904]  ? print_usage_bug+0xc0/0xc0
[  707.558613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  707.563728]  ? __lock_acquire+0x62f/0x4c20
[  707.567969]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  707.569569] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  707.573070]  ? should_fail+0x22d/0xd01
[  707.583361] kworker/1:0 cpuset=/ mems_allowed=0
[  707.587240]  ? zap_class+0x640/0x640
[  707.595580]  ? mark_held_locks+0x130/0x130
[  707.599813]  ? mark_held_locks+0x130/0x130
[  707.604051]  ? zap_class+0x640/0x640
[  707.607760]  ? mark_held_locks+0x130/0x130
[  707.612242]  ? try_to_wake_up+0x11c/0x1490
[  707.616473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.622007]  ? check_preemption_disabled+0x48/0x280
[  707.627036]  ? __lock_is_held+0xb5/0x140
[  707.631095]  __alloc_pages_nodemask+0xa80/0xde0
[  707.635756]  ? zap_class+0x640/0x640
[  707.639477]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  707.644501]  ? find_held_lock+0x36/0x1c0
[  707.648565]  ? ____cache_alloc_node+0x1c7/0x1e0
[  707.653243]  ? lock_downgrade+0x900/0x900
[  707.657386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.662919]  cache_grow_begin+0xa5/0x8c0
[  707.667051]  ? do_raw_spin_unlock+0xa7/0x330
[  707.671541]  fallback_alloc+0x204/0x2e0
[  707.675513]  ____cache_alloc_node+0x1c7/0x1e0
[  707.680004]  kmem_cache_alloc_node+0xe3/0x730
[  707.684494]  ? lockdep_hardirqs_on+0x296/0x5b0
[  707.689074]  __alloc_skb+0x119/0x770
[  707.692777]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  707.698136]  ? netdev_alloc_frag+0x1f0/0x1f0
[  707.702540]  ? lock_acquire+0x1ed/0x520
[  707.706589]  ? aoecmd_cfg+0x108/0x7f0
[  707.710382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.716144]  ? check_preemption_disabled+0x48/0x280
[  707.721161]  ? kasan_check_read+0x11/0x20
[  707.725318]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  707.730605]  ? rcu_softirq_qs+0x20/0x20
[  707.734586]  new_skb+0x26/0x1c0
[  707.737860]  aoecmd_cfg+0x279/0x7f0
[  707.741492]  ? find_held_lock+0x36/0x1c0
[  707.745549]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  707.749870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.755402]  ? check_preemption_disabled+0x48/0x280
[  707.760432]  ? __lock_is_held+0xb5/0x140
[  707.764503]  discover_timer+0x50/0x60
[  707.768296]  call_timer_fn+0x272/0x920
[  707.772179]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  707.777034]  ? process_timeout+0x40/0x40
[  707.781092]  ? mark_held_locks+0xc7/0x130
[  707.785227]  ? _raw_spin_unlock_irq+0x27/0x80
[  707.789707]  ? _raw_spin_unlock_irq+0x27/0x80
[  707.794207]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  707.799041]  ? lockdep_hardirqs_on+0x296/0x5b0
[  707.803620]  ? trace_hardirqs_on+0xbd/0x310
[  707.807935]  ? kasan_check_read+0x11/0x20
[  707.812302]  ? __run_timers+0x7da/0xc70
[  707.816271]  ? trace_hardirqs_off_caller+0x310/0x310
[  707.821548]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  707.826383]  __run_timers+0x7e5/0xc70
[  707.830371]  ? timer_fixup_init+0x70/0x70
[  707.834517]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  707.839526]  ? zap_class+0x640/0x640
[  707.843237]  ? print_usage_bug+0xc0/0xc0
[  707.847310]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  707.852537]  ? find_held_lock+0x36/0x1c0
[  707.856598]  ? zap_class+0x640/0x640
[  707.860343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.865874]  ? check_preemption_disabled+0x48/0x280
[  707.870896]  ? __lock_is_held+0xb5/0x140
[  707.874950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.880484]  ? check_preemption_disabled+0x48/0x280
[  707.885497]  run_timer_softirq+0x52/0xb0
[  707.889564]  ? rcu_read_lock_sched_held+0x14f/0x180
[  707.894577]  __do_softirq+0x308/0xb7e
[  707.898373]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  707.902865]  ? lock_downgrade+0x900/0x900
[  707.907008]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  707.912337]  ? pvclock_read_flags+0x160/0x160
[  707.916827]  ? lapic_next_event+0x5a/0x90
[  707.920969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.926505]  ? kvm_clock_read+0x18/0x30
[  707.930471]  ? kvm_sched_clock_read+0x9/0x20
[  707.934958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  707.940489]  ? check_preemption_disabled+0x48/0x280
[  707.945511]  irq_exit+0x17f/0x1c0
[  707.948964]  smp_apic_timer_interrupt+0x1cb/0x760
[  707.953799]  ? smp_reschedule_interrupt+0x109/0x650
[  707.958809]  ? smp_call_function_single_interrupt+0x650/0x650
[  707.964688]  ? interrupt_entry+0xb5/0xc0
[  707.968747]  ? trace_hardirqs_off_caller+0xbb/0x310
[  707.973775]  ? trace_hardirqs_off_caller+0xbb/0x310
[  707.978790]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  707.983626]  ? trace_hardirqs_on_caller+0x310/0x310
[  707.988638]  ? trace_hardirqs_on_caller+0x310/0x310
[  707.993650]  ? task_prio+0x50/0x50
[  707.997187]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.002717]  ? check_preemption_disabled+0x48/0x280
[  708.007731]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  708.012857]  apic_timer_interrupt+0xf/0x20
[  708.017197]  </IRQ>
[  708.019452] RIP: 0010:console_unlock+0x102f/0x1190
[  708.024381] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  708.043274] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  708.050989] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  708.058249] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  708.065513] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  708.072789] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  708.080050] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  708.087321]  ? netconsole_netdev_event+0x280/0x280
[  708.092249]  ? console_unlock+0x1026/0x1190
[  708.096577]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  708.101254]  ? vprintk_emit+0x846/0x990
[  708.105229]  ? lock_release+0xa00/0xa00
[  708.109198]  ? trace_hardirqs_on+0x70/0x310
[  708.113785]  ? vprintk_default+0x28/0x30
[  708.117927]  ? trace_hardirqs_off_caller+0x310/0x310
[  708.123031]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.128567]  vprintk_emit+0x391/0x990
[  708.132368]  ? wake_up_klogd+0x180/0x180
[  708.136441]  ? find_held_lock+0x11/0x1c0
[  708.140502]  ? mark_held_locks+0xc7/0x130
[  708.144646]  ? _raw_spin_unlock_irq+0x27/0x80
[  708.149134]  ? _raw_spin_unlock_irq+0x27/0x80
[  708.153629]  vprintk_default+0x28/0x30
[  708.157508]  vprintk_func+0x7e/0x181
[  708.161219]  printk+0xa7/0xcf
[  708.164324]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  708.169073]  ? _raw_spin_unlock_irq+0x60/0x80
[  708.173574]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  708.178853]  dump_header+0x7cc/0xf72
[  708.182575]  ? pagefault_out_of_memory+0x197/0x197
[  708.187499]  ? __lock_acquire+0x62f/0x4c20
[  708.191734]  ? print_usage_bug+0xc0/0xc0
[  708.195789]  ? zap_class+0x640/0x640
[  708.199491]  ? zap_class+0x640/0x640
[  708.203199]  ? print_usage_bug+0xc0/0xc0
[  708.207253]  ? print_usage_bug+0xc0/0xc0
[  708.211632]  ? find_held_lock+0x36/0x1c0
[  708.215702]  ? mark_held_locks+0xc7/0x130
[  708.219847]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  708.224944]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  708.230041]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  708.234625]  ? trace_hardirqs_on+0xbd/0x310
[  708.238941]  ? kasan_check_read+0x11/0x20
[  708.243087]  ? ___ratelimit+0x3b4/0x672
[  708.247057]  ? trace_hardirqs_off_caller+0x310/0x310
[  708.252155]  ? trace_hardirqs_on+0x310/0x310
[  708.256553]  ? lock_downgrade+0x900/0x900
[  708.260734]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  708.265828]  ? ___ratelimit+0x3b9/0x672
[  708.269796]  ? idr_get_free+0xf70/0xf70
[  708.273762]  ? kasan_check_read+0x11/0x20
[  708.277908]  ? do_raw_spin_unlock+0xa7/0x330
[  708.282310]  oom_kill_process.cold.27+0x10/0x903
[  708.287054]  ? zap_class+0x640/0x640
[  708.290758]  ? _raw_spin_unlock+0x2c/0x50
[  708.294894]  ? oom_badness+0xe6/0xaa0
[  708.298689]  ? oom_evaluate_task+0x540/0x540
[  708.303090]  ? find_held_lock+0x36/0x1c0
[  708.307146]  ? out_of_memory+0x974/0x1430
[  708.311603]  ? lock_downgrade+0x900/0x900
[  708.315744]  ? check_preemption_disabled+0x48/0x280
[  708.320758]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  708.325683]  ? kasan_check_read+0x11/0x20
[  708.329821]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  708.335092]  ? rcu_softirq_qs+0x20/0x20
[  708.339066]  ? kasan_check_write+0x14/0x20
[  708.343294]  ? oom_evaluate_task+0x302/0x540
[  708.347703]  out_of_memory+0xa84/0x1430
[  708.351678]  ? oom_killer_disable+0x3a0/0x3a0
[  708.356171]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  708.361103]  ? __ww_mutex_check_waiters+0x160/0x160
[  708.366123]  __alloc_pages_slowpath+0x2354/0x2e10
[  708.371000]  ? warn_alloc+0x120/0x120
[  708.374792]  ? mark_held_locks+0x130/0x130
[  708.379028]  ? find_get_entry+0xaae/0x1120
[  708.383262]  ? filemap_map_pages+0x1a20/0x1a20
[  708.387839]  ? zap_class+0x640/0x640
[  708.391556]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  708.397088]  ? check_preemption_disabled+0x48/0x280
[  708.402106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.407639]  ? should_fail+0x22d/0xd01
[  708.411883]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  708.416979]  ? zap_class+0x640/0x640
[  708.420796]  ? __lock_is_held+0xb5/0x140
[  708.424859]  ? mark_held_locks+0x130/0x130
[  708.429110]  ? lock_release+0xa00/0xa00
[  708.433082]  ? perf_trace_sched_process_exec+0x860/0x860
[  708.438529]  ? xa_load+0x2ba/0x460
[  708.442066]  ? lock_downgrade+0x900/0x900
[  708.446234]  ? __might_sleep+0x95/0x190
[  708.450207]  __alloc_pages_nodemask+0xa80/0xde0
[  708.454881]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  708.459896]  ? __page_cache_alloc+0x191/0x5c0
[  708.464414]  ? xa_load+0x2e1/0x460
[  708.467960]  ? xa_clear_mark+0x40/0x40
[  708.471840]  ? zap_class+0x640/0x640
[  708.475554]  ? zap_class+0x640/0x640
[  708.479263]  ? zap_class+0x640/0x640
[  708.482976]  ? __do_page_cache_readahead+0x663/0x810
[  708.488086]  ? find_held_lock+0x36/0x1c0
[  708.492145]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  708.497768]  alloc_pages_current+0x173/0x350
[  708.502175]  __page_cache_alloc+0x38c/0x5c0
[  708.506489]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  708.511732]  ? kasan_check_read+0x11/0x20
[  708.515873]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  708.521146]  ? generic_perform_write+0x6a0/0x6a0
[  708.525896]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.531435]  ? check_preemption_disabled+0x48/0x280
[  708.536456]  filemap_fault+0x1595/0x25f0
[  708.540523]  ? __lock_page_or_retry+0xa00/0xa00
[  708.545187]  ? mark_held_locks+0x130/0x130
[  708.549434]  ? filemap_map_pages+0xd6b/0x1a20
[  708.553936]  ? lock_downgrade+0x900/0x900
[  708.558077]  ? check_preemption_disabled+0x48/0x280
[  708.563089]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  708.568014]  ? kasan_check_read+0x11/0x20
[  708.572156]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  708.577440]  ? rcu_softirq_qs+0x20/0x20
[  708.581450]  ? filemap_map_pages+0xd92/0x1a20
[  708.585953]  ? find_get_entries_tag+0x1400/0x1400
[  708.590789]  ? futex_wake+0x760/0x760
[  708.594598]  ? lock_acquire+0x1ed/0x520
[  708.598568]  ? ext4_filemap_fault+0x7a/0xad
[  708.602887]  ? lock_release+0xa00/0xa00
[  708.606852]  ? perf_trace_sched_process_exec+0x860/0x860
[  708.612555]  ? print_usage_bug+0xc0/0xc0
[  708.616625]  ? print_usage_bug+0xc0/0xc0
[  708.620686]  ? down_read+0x8d/0x120
[  708.624313]  ? ext4_filemap_fault+0x7a/0xad
[  708.628627]  ? __down_interruptible+0x700/0x700
[  708.633298]  ext4_filemap_fault+0x82/0xad
[  708.637448]  __do_fault+0x100/0x6b0
[  708.641070]  ? pmd_devmap_trans_unstable+0x220/0x220
[  708.646168]  ? mark_held_locks+0x130/0x130
[  708.650403]  ? mark_held_locks+0x130/0x130
[  708.654648]  ? __might_fault+0x12b/0x1e0
[  708.658699]  ? lock_downgrade+0x900/0x900
[  708.663047]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.668583]  __handle_mm_fault+0x3ea0/0x5be0
[  708.672992]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  708.677853]  ? kasan_check_read+0x11/0x20
[  708.681993]  ? _copy_to_user+0xc8/0x110
[  708.685966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.691513]  ? zap_class+0x640/0x640
[  708.695232]  ? zap_class+0x640/0x640
[  708.698950]  ? find_held_lock+0x36/0x1c0
[  708.703014]  ? handle_mm_fault+0x42a/0xc70
[  708.707242]  ? lock_downgrade+0x900/0x900
[  708.711604]  ? check_preemption_disabled+0x48/0x280
[  708.716613]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  708.721530]  ? kasan_check_read+0x11/0x20
[  708.725671]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  708.730961]  ? rcu_softirq_qs+0x20/0x20
[  708.734941]  ? trace_hardirqs_off_caller+0x310/0x310
[  708.740037]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  708.745568]  ? check_preemption_disabled+0x48/0x280
[  708.750578]  handle_mm_fault+0x54f/0xc70
[  708.754630]  ? __handle_mm_fault+0x5be0/0x5be0
[  708.759212]  ? find_vma+0x34/0x190
[  708.762747]  __do_page_fault+0x5e8/0xe60
[  708.766812]  ? trace_hardirqs_off+0xb8/0x310
[  708.771222]  do_page_fault+0xf2/0x7e0
[  708.775014]  ? vmalloc_sync_all+0x30/0x30
[  708.779158]  ? error_entry+0x70/0xd0
[  708.782864]  ? trace_hardirqs_off_caller+0xbb/0x310
[  708.787870]  ? trace_hardirqs_on_caller+0xc0/0x310
[  708.793427]  ? syscall_return_slowpath+0x5e0/0x5e0
[  708.798347]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  708.803183]  ? trace_hardirqs_on_caller+0x310/0x310
[  708.808198]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  708.813921]  ? prepare_exit_to_usermode+0x291/0x3b0
[  708.818927]  ? page_fault+0x8/0x30
[  708.822460]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  708.827298]  ? page_fault+0x8/0x30
[  708.830832]  page_fault+0x1e/0x30
[  708.834271] RIP: 0033:0x407e06
[  708.837467] Code: Bad RIP value.
[  708.840824] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  708.846172] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  708.853435] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  708.860699] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  708.867973] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  708.875242] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  708.882530] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  708.882593] aoe: skb alloc failure
[  708.889457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  708.889475] Workqueue: events_power_efficient neigh_periodic_work
[  708.893047] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  708.902328] Call Trace:
[  708.908538] syz-fuzzer cpuset=/ mems_allowed=0
[  708.919202]  dump_stack+0x244/0x39d
[  708.929942]  ? dump_stack_print_info.cold.1+0x20/0x20
[  708.935139]  warn_alloc.cold.116+0xb7/0x1bd
[  708.939454]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  708.944294]  ? lock_downgrade+0x900/0x900
[  708.948444]  ? trace_hardirqs_off+0xb8/0x310
[  708.952853]  ? trace_hardirqs_off+0xb8/0x310
[  708.957266]  __alloc_pages_slowpath+0x26e8/0x2e10
[  708.962135]  ? warn_alloc+0x120/0x120
[  708.965936]  ? warn_alloc+0x120/0x120
[  708.969736]  ? check_preemption_disabled+0x48/0x280
[  708.974751]  ? warn_alloc+0x120/0x120
[  708.978543]  ? zap_class+0x640/0x640
[  708.982254]  ? print_usage_bug+0xc0/0xc0
[  708.986320]  ? print_usage_bug+0xc0/0xc0
[  708.990380]  ? __lock_acquire+0x62f/0x4c20
[  708.994624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  709.000155]  ? should_fail+0x22d/0xd01
[  709.004044]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  709.009147]  ? __lock_acquire+0x62f/0x4c20
[  709.013644]  ? __lock_acquire+0x62f/0x4c20
[  709.017957]  ? should_fail+0x22d/0xd01
[  709.021854]  ? mark_held_locks+0x130/0x130
[  709.026183]  ? mark_held_locks+0x130/0x130
[  709.030422]  ? pick_next_task_fair+0xa05/0x1b30
[  709.035083]  ? rcu_read_lock_sched_held+0x14f/0x180
[  709.040092]  ? zap_class+0x640/0x640
[  709.043805]  ? zap_class+0x640/0x640
[  709.047517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.053047]  ? check_preemption_disabled+0x48/0x280
[  709.058064]  ? __lock_is_held+0xb5/0x140
[  709.062126]  __alloc_pages_nodemask+0xa80/0xde0
[  709.066806]  ? zap_class+0x640/0x640
[  709.070629]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  709.075648]  ? find_held_lock+0x36/0x1c0
[  709.079712]  ? ____cache_alloc_node+0x1c7/0x1e0
[  709.084387]  ? lock_downgrade+0x900/0x900
[  709.088539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.094073]  cache_grow_begin+0xa5/0x8c0
[  709.098123]  ? do_raw_spin_unlock+0xa7/0x330
[  709.102548]  fallback_alloc+0x204/0x2e0
[  709.106522]  ____cache_alloc_node+0x1c7/0x1e0
[  709.111790]  kmem_cache_alloc_node+0xe3/0x730
[  709.116281]  ? zap_class+0x640/0x640
[  709.119992]  ? __sched_text_start+0x8/0x8
[  709.124140]  __alloc_skb+0x119/0x770
[  709.127866]  ? zap_class+0x640/0x640
[  709.131579]  ? netdev_alloc_frag+0x1f0/0x1f0
[  709.135984]  ? neigh_periodic_work+0x8ca/0xc60
[  709.140559]  ? lock_downgrade+0x900/0x900
[  709.144709]  ? kasan_check_read+0x11/0x20
[  709.148844]  ? do_raw_write_lock+0x14f/0x310
[  709.153251]  __neigh_notify+0x8c/0x160
[  709.157134]  neigh_cleanup_and_release+0x7b/0xe0
[  709.161885]  neigh_periodic_work+0x8d2/0xc60
[  709.166300]  ? neigh_table_clear+0x390/0x390
[  709.170709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.176243]  ? check_preemption_disabled+0x48/0x280
[  709.181259]  ? __lock_is_held+0xb5/0x140
[  709.185345]  process_one_work+0xc90/0x1c40
[  709.189569]  ? mark_held_locks+0x130/0x130
[  709.193808]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  709.198473]  ? __switch_to_asm+0x40/0x70
[  709.202524]  ? __switch_to_asm+0x40/0x70
[  709.206580]  ? __switch_to_asm+0x34/0x70
[  709.210911]  ? __switch_to_asm+0x40/0x70
[  709.214984]  ? __switch_to_asm+0x34/0x70
[  709.219048]  ? __switch_to_asm+0x40/0x70
[  709.223096]  ? __switch_to_asm+0x34/0x70
[  709.227254]  ? __switch_to_asm+0x40/0x70
[  709.231343]  ? __schedule+0x8d7/0x21d0
[  709.235236]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  709.239836]  ? zap_class+0x640/0x640
[  709.243550]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  709.248307]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  709.252897]  ? lock_acquire+0x1ed/0x520
[  709.256862]  ? worker_thread+0x3e0/0x1390
[  709.261015]  ? kasan_check_read+0x11/0x20
[  709.265166]  ? do_raw_spin_lock+0x14f/0x350
[  709.269493]  ? kasan_check_read+0x11/0x20
[  709.273638]  ? rwlock_bug.part.2+0x90/0x90
[  709.277867]  ? trace_hardirqs_on+0x310/0x310
[  709.282431]  worker_thread+0x17f/0x1390
[  709.286405]  ? __switch_to_asm+0x34/0x70
[  709.290515]  ? process_one_work+0x1c40/0x1c40
[  709.295021]  ? __sched_text_start+0x8/0x8
[  709.299185]  ? __kthread_parkme+0xce/0x1a0
[  709.303425]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  709.308522]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  709.314549]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  709.319132]  ? trace_hardirqs_on+0xbd/0x310
[  709.323452]  ? kasan_check_read+0x11/0x20
[  709.327598]  ? __kthread_parkme+0xce/0x1a0
[  709.331846]  ? trace_hardirqs_off_caller+0x310/0x310
[  709.336955]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  709.342057]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  709.347589]  ? __kthread_parkme+0xfb/0x1a0
[  709.351820]  ? process_one_work+0x1c40/0x1c40
[  709.356313]  kthread+0x35a/0x440
[  709.359676]  ? kthread_stop+0x900/0x900
[  709.363647]  ret_from_fork+0x3a/0x50
[  709.367384] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  709.367389] warn_alloc_show_mem: 1 callbacks suppressed
[  709.367399] Mem-Info:
[  709.374408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  709.379769] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  709.379769]  active_file:32 inactive_file:0 isolated_file:0
[  709.379769]  unevictable:0 dirty:0 writeback:0 unstable:0
[  709.379769]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  709.379769]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  709.379769]  free:13730 free_pcp:227 free_cma:0
[  709.382138] Call Trace:
[  709.391520] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  709.424857]  <IRQ>
[  709.427422] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  709.455251]  dump_stack+0x244/0x39d
[  709.457382] lowmem_reserve[]: 0 2818 6321 6321
[  709.483500]  ? dump_stack_print_info.cold.1+0x20/0x20
[  709.487222] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  709.491800]  warn_alloc.cold.116+0xb7/0x1bd
[  709.496950] lowmem_reserve[]: 0 0 3503 3503
[  709.524818]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  709.529114] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  709.533425]  ? lock_downgrade+0x900/0x900
[  709.538234] lowmem_reserve[]: 0 0 0 0
[  709.567287]  ? trace_hardirqs_off+0xb8/0x310
[  709.571400] 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
[  709.575192]  ? trace_hardirqs_off+0xb8/0x310
[  709.579566] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  709.593083]  __alloc_pages_slowpath+0x26e8/0x2e10
[  709.597456] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  709.612431]  ? warn_alloc+0x120/0x120
[  709.617228] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  709.631338]  ? warn_alloc+0x120/0x120
[  709.635108] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  709.643920]  ? warn_alloc+0x120/0x120
[  709.647688] 6658 total pagecache pages
[  709.656246]  ? print_usage_bug+0xc0/0xc0
[  709.660022] 0 pages in swap cache
[  709.664334]  ? print_usage_bug+0xc0/0xc0
[  709.668368] Swap cache stats: add 0, delete 0, find 0/0
[  709.671799]  ? ktime_get+0x2c1/0x400
[  709.675825] Free swap  = 0kB
[  709.681171]  ? check_preemption_disabled+0x48/0x280
[  709.684848] Total swap = 0kB
[  709.687842]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  709.687857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  709.692836] 1965979 pages RAM
[  709.695840]  ? should_fail+0x22d/0xd01
[  709.700305] 0 pages HighMem/MovableOnly
[  709.705845]  ? kasan_check_read+0x11/0x20
[  709.708919] 342853 pages reserved
[  709.713025]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  709.716967] 0 pages cma reserved
[  709.721114]  ? __lock_acquire+0x62f/0x4c20
[  709.737226]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  709.742329]  ? should_fail+0x22d/0xd01
[  709.746241]  ? print_usage_bug+0xc0/0xc0
[  709.746742] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  709.750299]  ? mark_held_locks+0x130/0x130
[  709.760843] syz-executor0 cpuset=syz0 mems_allowed=0
[  709.765061]  ? mark_held_locks+0x130/0x130
[  709.774368]  ? check_preemption_disabled+0x48/0x280
[  709.779481]  ? zap_class+0x640/0x640
[  709.783283]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  709.788045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.793580]  ? check_preemption_disabled+0x48/0x280
[  709.798598]  ? __lock_is_held+0xb5/0x140
[  709.802655]  __alloc_pages_nodemask+0xa80/0xde0
[  709.807314]  ? zap_class+0x640/0x640
[  709.811032]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  709.816326]  ? find_held_lock+0x36/0x1c0
[  709.820438]  ? ____cache_alloc_node+0x1c7/0x1e0
[  709.825103]  ? lock_downgrade+0x900/0x900
[  709.829398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.834936]  cache_grow_begin+0xa5/0x8c0
[  709.838987]  ? do_raw_spin_unlock+0xa7/0x330
[  709.843397]  fallback_alloc+0x204/0x2e0
[  709.847385]  ____cache_alloc_node+0x1c7/0x1e0
[  709.851879]  kmem_cache_alloc_node+0xe3/0x730
[  709.856377]  ? lockdep_hardirqs_on+0x296/0x5b0
[  709.860956]  __alloc_skb+0x119/0x770
[  709.864662]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  709.870022]  ? netdev_alloc_frag+0x1f0/0x1f0
[  709.874434]  ? vprintk_default+0x28/0x30
[  709.878492]  ? vprintk_func+0x85/0x181
[  709.882402]  ? printk+0xa7/0xcf
[  709.885676]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  709.890439]  new_skb+0x26/0x1c0
[  709.893714]  aoecmd_cfg+0x279/0x7f0
[  709.897336]  ? find_held_lock+0x36/0x1c0
[  709.901400]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  709.905744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  709.911295]  ? __lock_is_held+0xb5/0x140
[  709.915730]  discover_timer+0x50/0x60
[  709.919525]  call_timer_fn+0x272/0x920
[  709.923401]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  709.928235]  ? process_timeout+0x40/0x40
[  709.932312]  ? mark_held_locks+0xc7/0x130
[  709.936454]  ? _raw_spin_unlock_irq+0x27/0x80
[  709.941029]  ? _raw_spin_unlock_irq+0x27/0x80
[  709.945518]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  709.950346]  ? lockdep_hardirqs_on+0x296/0x5b0
[  709.954943]  ? trace_hardirqs_on+0xbd/0x310
[  709.959278]  ? kasan_check_read+0x11/0x20
[  709.963418]  ? __run_timers+0x7da/0xc70
[  709.967474]  ? trace_hardirqs_off_caller+0x310/0x310
[  709.972584]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  709.977440]  __run_timers+0x7e5/0xc70
[  709.981243]  ? timer_fixup_init+0x70/0x70
[  709.985400]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  709.990412]  ? zap_class+0x640/0x640
[  709.994126]  ? print_usage_bug+0xc0/0xc0
[  709.998183]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  710.003382]  ? find_held_lock+0x36/0x1c0
[  710.007446]  ? zap_class+0x640/0x640
[  710.011163]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  710.016921]  ? check_preemption_disabled+0x48/0x280
[  710.021936]  ? __lock_is_held+0xb5/0x140
[  710.025990]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  710.031521]  ? check_preemption_disabled+0x48/0x280
[  710.036531]  run_timer_softirq+0x52/0xb0
[  710.040582]  ? rcu_read_lock_sched_held+0x14f/0x180
[  710.045683]  __do_softirq+0x308/0xb7e
[  710.049568]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  710.054054]  ? lock_downgrade+0x900/0x900
[  710.058218]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  710.063331]  ? pvclock_read_flags+0x160/0x160
[  710.067829]  ? lapic_next_event+0x5a/0x90
[  710.071988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  710.077529]  ? kvm_clock_read+0x18/0x30
[  710.081493]  ? kvm_sched_clock_read+0x9/0x20
[  710.085892]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  710.091426]  ? check_preemption_disabled+0x48/0x280
[  710.096446]  irq_exit+0x17f/0x1c0
[  710.099893]  smp_apic_timer_interrupt+0x1cb/0x760
[  710.104722]  ? smp_reschedule_interrupt+0x109/0x650
[  710.109727]  ? smp_call_function_single_interrupt+0x650/0x650
[  710.115838]  ? interrupt_entry+0xb5/0xc0
[  710.119897]  ? trace_hardirqs_off_caller+0xbb/0x310
[  710.124903]  ? trace_hardirqs_off_caller+0xbb/0x310
[  710.129911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  710.134751]  ? trace_hardirqs_on_caller+0x310/0x310
[  710.139755]  ? trace_hardirqs_on_caller+0x310/0x310
[  710.144760]  ? task_prio+0x50/0x50
[  710.148297]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  710.153831]  ? check_preemption_disabled+0x48/0x280
[  710.158841]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  710.163686]  apic_timer_interrupt+0xf/0x20
[  710.167907]  </IRQ>
[  710.170143] RIP: 0010:console_unlock+0x102f/0x1190
[  710.175080] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  710.193970] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  710.201669] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  710.208933] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  710.216467] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  710.223731] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  710.231013] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  710.238288]  ? netconsole_netdev_event+0x280/0x280
[  710.243213]  ? console_unlock+0x1026/0x1190
[  710.247542]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  710.252200]  ? vprintk_emit+0x846/0x990
[  710.256170]  ? lock_release+0xa00/0xa00
[  710.260140]  ? trace_hardirqs_on+0x70/0x310
[  710.264468]  ? vprintk_default+0x28/0x30
[  710.268527]  ? trace_hardirqs_off_caller+0x310/0x310
[  710.273626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  710.279176]  vprintk_emit+0x391/0x990
[  710.282970]  ? wake_up_klogd+0x180/0x180
[  710.287027]  ? find_held_lock+0x11/0x1c0
[  710.291208]  ? mark_held_locks+0xc7/0x130
[  710.295363]  ? _raw_spin_unlock_irq+0x27/0x80
[  710.299851]  ? _raw_spin_unlock_irq+0x27/0x80
[  710.304359]  vprintk_default+0x28/0x30
[  710.308240]  vprintk_func+0x7e/0x181
[  710.312183]  printk+0xa7/0xcf
[  710.315283]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  710.320033]  ? _raw_spin_unlock_irq+0x60/0x80
[  710.324532]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  710.329808]  dump_header+0x7cc/0xf72
[  710.333526]  ? pagefault_out_of_memory+0x197/0x197
[  710.338460]  ? __lock_acquire+0x62f/0x4c20
[  710.342695]  ? print_usage_bug+0xc0/0xc0
[  710.346752]  ? zap_class+0x640/0x640
[  710.350458]  ? zap_class+0x640/0x640
[  710.354187]  ? print_usage_bug+0xc0/0xc0
[  710.358242]  ? print_usage_bug+0xc0/0xc0
[  710.362303]  ? find_held_lock+0x36/0x1c0
[  710.366375]  ? mark_held_locks+0xc7/0x130
[  710.370529]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  710.375640]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  710.380735]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  710.385331]  ? trace_hardirqs_on+0xbd/0x310
[  710.389657]  ? kasan_check_read+0x11/0x20
[  710.393797]  ? ___ratelimit+0x3b4/0x672
[  710.397762]  ? trace_hardirqs_off_caller+0x310/0x310
[  710.402855]  ? trace_hardirqs_on+0x310/0x310
[  710.407374]  ? lock_downgrade+0x900/0x900
[  710.411518]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  710.416892]  ? ___ratelimit+0x3b9/0x672
[  710.420857]  ? idr_get_free+0xf70/0xf70
[  710.424824]  ? kasan_check_read+0x11/0x20
[  710.428960]  ? do_raw_spin_unlock+0xa7/0x330
[  710.433376]  oom_kill_process.cold.27+0x10/0x903
[  710.438211]  ? zap_class+0x640/0x640
[  710.441914]  ? _raw_spin_unlock+0x2c/0x50
[  710.446061]  ? oom_badness+0xe6/0xaa0
[  710.449858]  ? oom_evaluate_task+0x540/0x540
[  710.454260]  ? find_held_lock+0x36/0x1c0
[  710.458322]  ? out_of_memory+0x974/0x1430
[  710.462479]  ? lock_downgrade+0x900/0x900
[  710.466621]  ? check_preemption_disabled+0x48/0x280
[  710.471631]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  710.476554]  ? kasan_check_read+0x11/0x20
[  710.480694]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  710.485962]  ? rcu_softirq_qs+0x20/0x20
[  710.489929]  ? kasan_check_write+0x14/0x20
[  710.494158]  ? oom_evaluate_task+0x302/0x540
[  710.498565]  out_of_memory+0xa84/0x1430
[  710.502539]  ? oom_killer_disable+0x3a0/0x3a0
[  710.507115]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  710.512357]  ? __ww_mutex_check_waiters+0x160/0x160
[  710.517399]  __alloc_pages_slowpath+0x2354/0x2e10
[  710.522259]  ? warn_alloc+0x120/0x120
[  710.526073]  ? mark_held_locks+0x130/0x130
[  710.530307]  ? find_get_entry+0xaae/0x1120
[  710.534548]  ? filemap_map_pages+0x1a20/0x1a20
[  710.539127]  ? zap_class+0x640/0x640
[  710.542839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  710.548377]  ? check_preemption_disabled+0x48/0x280
[  710.553410]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  710.558945]  ? should_fail+0x22d/0xd01
[  710.562843]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  710.567939]  ? zap_class+0x640/0x640
[  710.571670]  ? __lock_is_held+0xb5/0x140
[  710.575734]  ? mark_held_locks+0x130/0x130
[  710.579968]  ? lock_release+0xa00/0xa00
[  710.583937]  ? perf_trace_sched_process_exec+0x860/0x860
[  710.589385]  ? xa_load+0x2ba/0x460
[  710.592919]  ? lock_downgrade+0x900/0x900
[  710.597067]  ? __might_sleep+0x95/0x190
[  710.601040]  __alloc_pages_nodemask+0xa80/0xde0
[  710.605712]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  710.610873]  ? __page_cache_alloc+0x191/0x5c0
[  710.615574]  ? xa_load+0x2e1/0x460
[  710.619111]  ? xa_clear_mark+0x40/0x40
[  710.622994]  ? zap_class+0x640/0x640
[  710.626708]  ? zap_class+0x640/0x640
[  710.630414]  ? zap_class+0x640/0x640
[  710.634121]  ? __do_page_cache_readahead+0x663/0x810
[  710.639225]  ? find_held_lock+0x36/0x1c0
[  710.643281]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  710.648911]  alloc_pages_current+0x173/0x350
[  710.653322]  __page_cache_alloc+0x38c/0x5c0
[  710.657648]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  710.662897]  ? kasan_check_read+0x11/0x20
[  710.667053]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  710.672339]  ? generic_perform_write+0x6a0/0x6a0
[  710.677101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  710.682638]  ? check_preemption_disabled+0x48/0x280
[  710.687660]  filemap_fault+0x1595/0x25f0
[  710.691732]  ? __lock_page_or_retry+0xa00/0xa00
[  710.696401]  ? mark_held_locks+0x130/0x130
[  710.700646]  ? filemap_map_pages+0xd6b/0x1a20
[  710.705139]  ? lock_downgrade+0x900/0x900
[  710.709282]  ? check_preemption_disabled+0x48/0x280
[  710.714568]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  710.719489]  ? kasan_check_read+0x11/0x20
[  710.723635]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  710.728997]  ? rcu_softirq_qs+0x20/0x20
[  710.732976]  ? filemap_map_pages+0xd92/0x1a20
[  710.737482]  ? find_get_entries_tag+0x1400/0x1400
[  710.742352]  ? futex_wake+0x760/0x760
[  710.746157]  ? lock_acquire+0x1ed/0x520
[  710.750211]  ? ext4_filemap_fault+0x7a/0xad
[  710.754529]  ? lock_release+0xa00/0xa00
[  710.758497]  ? perf_trace_sched_process_exec+0x860/0x860
[  710.763941]  ? print_usage_bug+0xc0/0xc0
[  710.767996]  ? print_usage_bug+0xc0/0xc0
[  710.772192]  ? down_read+0x8d/0x120
[  710.775813]  ? ext4_filemap_fault+0x7a/0xad
[  710.780127]  ? __down_interruptible+0x700/0x700
[  710.784793]  ext4_filemap_fault+0x82/0xad
[  710.788936]  __do_fault+0x100/0x6b0
[  710.792559]  ? pmd_devmap_trans_unstable+0x220/0x220
[  710.798317]  ? mark_held_locks+0x130/0x130
[  710.802557]  ? mark_held_locks+0x130/0x130
[  710.806780]  ? __might_fault+0x12b/0x1e0
[  710.810836]  ? lock_downgrade+0x900/0x900
[  710.815217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  710.820753]  __handle_mm_fault+0x3ea0/0x5be0
[  710.825162]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  710.830005]  ? kasan_check_read+0x11/0x20
[  710.834151]  ? _copy_to_user+0xc8/0x110
[  710.838138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  710.843678]  ? zap_class+0x640/0x640
[  710.847384]  ? zap_class+0x640/0x640
[  710.851099]  ? find_held_lock+0x36/0x1c0
[  710.855156]  ? handle_mm_fault+0x42a/0xc70
[  710.859381]  ? lock_downgrade+0x900/0x900
[  710.863518]  ? check_preemption_disabled+0x48/0x280
[  710.868528]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  710.873445]  ? kasan_check_read+0x11/0x20
[  710.877585]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  710.882854]  ? rcu_softirq_qs+0x20/0x20
[  710.886836]  ? trace_hardirqs_off_caller+0x310/0x310
[  710.891954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  710.897508]  ? check_preemption_disabled+0x48/0x280
[  710.902541]  handle_mm_fault+0x54f/0xc70
[  710.906598]  ? __handle_mm_fault+0x5be0/0x5be0
[  710.911175]  ? find_vma+0x34/0x190
[  710.914940]  __do_page_fault+0x5e8/0xe60
[  710.918994]  ? trace_hardirqs_off+0xb8/0x310
[  710.923403]  do_page_fault+0xf2/0x7e0
[  710.927199]  ? vmalloc_sync_all+0x30/0x30
[  710.931354]  ? error_entry+0x70/0xd0
[  710.935061]  ? trace_hardirqs_off_caller+0xbb/0x310
[  710.940082]  ? trace_hardirqs_on_caller+0xc0/0x310
[  710.945000]  ? syscall_return_slowpath+0x5e0/0x5e0
[  710.949917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  710.954757]  ? trace_hardirqs_on_caller+0x310/0x310
[  710.959808]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  710.965253]  ? prepare_exit_to_usermode+0x291/0x3b0
[  710.970263]  ? page_fault+0x8/0x30
[  710.973813]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  710.978651]  ? page_fault+0x8/0x30
[  710.982187]  page_fault+0x1e/0x30
[  710.985638] RIP: 0033:0x407e06
[  710.988837] Code: Bad RIP value.
[  710.992195] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  710.997635] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  711.004897] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  711.012378] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  711.019651] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  711.026930] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  711.034218] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  711.034278] aoe: skb alloc failure
[  711.041485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  711.041490] Call Trace:
[  711.041509]  dump_stack+0x244/0x39d
[  711.041529]  ? dump_stack_print_info.cold.1+0x20/0x20
[  711.045084] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  711.054408]  warn_alloc.cold.116+0xb7/0x1bd
[  711.056950] syz-fuzzer cpuset=/ mems_allowed=0
[  711.060560]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  711.089785]  ? lock_downgrade+0x900/0x900
[  711.093933]  ? trace_hardirqs_off+0xb8/0x310
[  711.098343]  ? trace_hardirqs_off+0xb8/0x310
[  711.102752]  __alloc_pages_slowpath+0x26e8/0x2e10
[  711.107650]  ? warn_alloc+0x120/0x120
[  711.111869]  ? zap_class+0x640/0x640
[  711.115575]  ? warn_alloc+0x120/0x120
[  711.119372]  ? warn_alloc+0x120/0x120
[  711.123168]  ? print_usage_bug+0xc0/0xc0
[  711.127220]  ? print_usage_bug+0xc0/0xc0
[  711.131271]  ? cpuacct_charge+0x265/0x440
[  711.135417]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  711.140945]  ? should_fail+0x22d/0xd01
[  711.144829]  ? find_held_lock+0x36/0x1c0
[  711.148983]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  711.154084]  ? __lock_acquire+0x62f/0x4c20
[  711.158326]  ? should_fail+0x22d/0xd01
[  711.162231]  ? __update_load_avg_blocked_se+0x690/0x690
[  711.167617]  ? mark_held_locks+0x130/0x130
[  711.171847]  ? mark_held_locks+0x130/0x130
[  711.176081]  ? __lock_acquire+0x62f/0x4c20
[  711.180320]  ? update_load_avg+0x387/0x2470
[  711.184636]  ? zap_class+0x640/0x640
[  711.188348]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  711.193880]  ? check_preemption_disabled+0x48/0x280
[  711.198900]  ? __lock_is_held+0xb5/0x140
[  711.202988]  __alloc_pages_nodemask+0xa80/0xde0
[  711.207645]  ? zap_class+0x640/0x640
[  711.211868]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  711.216889]  ? find_held_lock+0x36/0x1c0
[  711.220957]  ? ____cache_alloc_node+0x1c7/0x1e0
[  711.225631]  ? lock_downgrade+0x900/0x900
[  711.229778]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  711.235321]  cache_grow_begin+0xa5/0x8c0
[  711.239375]  ? do_raw_spin_unlock+0xa7/0x330
[  711.243795]  fallback_alloc+0x204/0x2e0
[  711.247773]  ____cache_alloc_node+0x1c7/0x1e0
[  711.252268]  kmem_cache_alloc+0x1f8/0x730
[  711.256425]  skb_clone+0x1bb/0x500
[  711.259956]  ? finish_task_switch+0x1b4/0x910
[  711.264442]  ? skb_split+0x11e0/0x11e0
[  711.268340]  ? preempt_notifier_register+0x200/0x200
[  711.273431]  ? __switch_to_asm+0x34/0x70
[  711.277498]  ? __switch_to_asm+0x34/0x70
[  711.281559]  ? __switch_to_asm+0x40/0x70
[  711.285612]  ? __switch_to_asm+0x34/0x70
[  711.289672]  ? __switch_to_asm+0x40/0x70
[  711.293722]  ? __switch_to_asm+0x34/0x70
[  711.297774]  ? __switch_to_asm+0x40/0x70
[  711.301832]  ? __switch_to_asm+0x34/0x70
[  711.305978]  ? __switch_to_asm+0x34/0x70
[  711.310039]  ? __switch_to_asm+0x40/0x70
[  711.314575]  ? __switch_to_asm+0x34/0x70
[  711.318642]  bpf_clone_redirect+0xb9/0x490
[  711.322876]  ? __schedule+0x8d7/0x21d0
[  711.326764]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  711.331793]  ? __sched_text_start+0x8/0x8
[  711.335952]  ? retint_kernel+0x2d/0x2d
[  711.339845]  ? find_held_lock+0x36/0x1c0
[  711.343909]  ? lock_acquire+0x1ed/0x520
[  711.347900]  ? bpf_test_run+0x3cb/0x780
[  711.351885]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  711.357432]  ? check_preemption_disabled+0x48/0x280
[  711.362453]  ? kasan_check_read+0x11/0x20
[  711.366598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  711.371868]  ? rcu_softirq_qs+0x20/0x20
[  711.375835]  ? preempt_schedule+0x4d/0x60
[  711.379977]  ? ___preempt_schedule+0x16/0x18
[  711.384390]  ? bpf_test_run+0x25d/0x780
[  711.388370]  ? netlink_diag_dump+0x2a0/0x2a0
[  711.392782]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  711.398404]  ? bpf_test_init.isra.10+0x70/0x100
[  711.403074]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  711.407840]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  711.413171]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  711.418703]  ? fput+0x130/0x1a0
[  711.421992]  ? __bpf_prog_get+0x9b/0x290
[  711.426046]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  711.430915]  ? bpf_prog_test_run+0x130/0x1a0
[  711.435331]  ? __x64_sys_bpf+0x3db/0x520
[  711.439381]  ? bpf_prog_get+0x20/0x20
[  711.443192]  ? do_syscall_64+0x1b9/0x820
[  711.447240]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  711.452594]  ? syscall_return_slowpath+0x5e0/0x5e0
[  711.457516]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  711.462375]  ? trace_hardirqs_on_caller+0x310/0x310
[  711.467396]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  711.472407]  ? prepare_exit_to_usermode+0x291/0x3b0
[  711.477425]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  711.482275]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  711.487652] warn_alloc_show_mem: 1 callbacks suppressed
[  711.487663] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  711.487664] Mem-Info:
[  711.487696] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  711.487696]  active_file:32 inactive_file:0 isolated_file:0
[  711.487696]  unevictable:0 dirty:0 writeback:0 unstable:0
[  711.487696]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  711.487696]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  711.487696]  free:13730 free_pcp:227 free_cma:0
[  711.493228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  711.500251] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  711.502749] Call Trace:
[  711.536161] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  711.545498]  <IRQ>
[  711.573319] lowmem_reserve[]: 0 2818 6321 6321
[  711.575905]  dump_stack+0x244/0x39d
[  711.601978] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  711.604121]  ? dump_stack_print_info.cold.1+0x20/0x20
[  711.608688] lowmem_reserve[]: 0 0 3503 3503
[  711.612615]  warn_alloc.cold.116+0xb7/0x1bd
[  711.640079] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  711.645264]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  711.649554] lowmem_reserve[]: 0 0 0 0
[  711.653871]  ? lock_downgrade+0x900/0x900
[  711.683002] 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
[  711.687836]  ? trace_hardirqs_off+0xb8/0x310
[  711.691595] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  711.695749]  ? trace_hardirqs_off+0xb8/0x310
[  711.709239] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  711.713869]  __alloc_pages_slowpath+0x26e8/0x2e10
[  711.728590] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  711.733004]  ? warn_alloc+0x120/0x120
[  711.747089] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  711.751925]  ? warn_alloc+0x120/0x120
[  711.760726] 6658 total pagecache pages
[  711.764510]  ? __lock_acquire+0x62f/0x4c20
[  711.773055] 0 pages in swap cache
[  711.776934]  ? warn_alloc+0x120/0x120
[  711.780797] Swap cache stats: add 0, delete 0, find 0/0
[  711.785016]  ? print_usage_bug+0xc0/0xc0
[  711.788439] Free swap  = 0kB
[  711.792224]  ? print_usage_bug+0xc0/0xc0
[  711.797554] Total swap = 0kB
[  711.801611]  ? mark_held_locks+0x130/0x130
[  711.804600] 1965979 pages RAM
[  711.808647]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  711.811632] 0 pages HighMem/MovableOnly
[  711.816073]  ? should_fail+0x22d/0xd01
[  711.819147] 342853 pages reserved
[  711.824779]  ? zap_class+0x640/0x640
[  711.829211] 0 pages cma reserved
[  711.843608]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  711.848711]  ? __lock_acquire+0x62f/0x4c20
[  711.850244] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  711.852949]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  711.863236] kworker/1:0 cpuset=/ mems_allowed=0
[  711.868329]  ? should_fail+0x22d/0xd01
[  711.876855]  ? mark_held_locks+0x130/0x130
[  711.881085]  ? mark_held_locks+0x130/0x130
[  711.885326]  ? lock_downgrade+0x900/0x900
[  711.889477]  ? zap_class+0x640/0x640
[  711.893271]  ? zap_class+0x640/0x640
[  711.896989]  ? zap_class+0x640/0x640
[  711.900692]  ? do_raw_spin_unlock+0xa7/0x330
[  711.905094]  ? trace_hardirqs_on+0x310/0x310
[  711.909495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  711.915197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  711.920724]  ? check_preemption_disabled+0x48/0x280
[  711.925746]  ? __lock_is_held+0xb5/0x140
[  711.929807]  __alloc_pages_nodemask+0xa80/0xde0
[  711.934472]  ? zap_class+0x640/0x640
[  711.938185]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  711.943205]  ? find_held_lock+0x36/0x1c0
[  711.947269]  ? ____cache_alloc_node+0x1c7/0x1e0
[  711.951945]  ? lock_downgrade+0x900/0x900
[  711.956093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  711.961647]  cache_grow_begin+0xa5/0x8c0
[  711.965706]  ? do_raw_spin_unlock+0xa7/0x330
[  711.970116]  fallback_alloc+0x204/0x2e0
[  711.974096]  ____cache_alloc_node+0x1c7/0x1e0
[  711.978591]  kmem_cache_alloc_node+0xe3/0x730
[  711.983079]  ? lockdep_hardirqs_on+0x296/0x5b0
[  711.987663]  __alloc_skb+0x119/0x770
[  711.991376]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  711.996740]  ? netdev_alloc_frag+0x1f0/0x1f0
[  712.001150]  ? vprintk_default+0x28/0x30
[  712.005209]  ? vprintk_func+0x85/0x181
[  712.009092]  ? printk+0xa7/0xcf
[  712.012395]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  712.017431]  new_skb+0x26/0x1c0
[  712.020710]  aoecmd_cfg+0x279/0x7f0
[  712.024344]  ? find_held_lock+0x36/0x1c0
[  712.028397]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  712.032721]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  712.038261]  ? __lock_is_held+0xb5/0x140
[  712.042339]  discover_timer+0x50/0x60
[  712.046131]  call_timer_fn+0x272/0x920
[  712.050028]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  712.054878]  ? process_timeout+0x40/0x40
[  712.058947]  ? mark_held_locks+0xc7/0x130
[  712.063098]  ? _raw_spin_unlock_irq+0x27/0x80
[  712.067588]  ? _raw_spin_unlock_irq+0x27/0x80
[  712.072079]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  712.076915]  ? lockdep_hardirqs_on+0x296/0x5b0
[  712.081492]  ? trace_hardirqs_on+0xbd/0x310
[  712.085810]  ? kasan_check_read+0x11/0x20
[  712.089952]  ? __run_timers+0x7da/0xc70
[  712.093920]  ? trace_hardirqs_off_caller+0x310/0x310
[  712.099036]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  712.103976]  __run_timers+0x7e5/0xc70
[  712.107778]  ? timer_fixup_init+0x70/0x70
[  712.111921]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  712.117396]  ? zap_class+0x640/0x640
[  712.121105]  ? print_usage_bug+0xc0/0xc0
[  712.125164]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  712.130366]  ? find_held_lock+0x36/0x1c0
[  712.134420]  ? zap_class+0x640/0x640
[  712.138240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  712.143868]  ? check_preemption_disabled+0x48/0x280
[  712.148876]  ? __lock_is_held+0xb5/0x140
[  712.152927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  712.158451]  ? check_preemption_disabled+0x48/0x280
[  712.163479]  run_timer_softirq+0x52/0xb0
[  712.167535]  ? rcu_read_lock_sched_held+0x14f/0x180
[  712.172565]  __do_softirq+0x308/0xb7e
[  712.176372]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  712.180880]  ? lock_downgrade+0x900/0x900
[  712.185027]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  712.190234]  ? pvclock_read_flags+0x160/0x160
[  712.194723]  ? lapic_next_event+0x5a/0x90
[  712.198867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  712.204400]  ? kvm_clock_read+0x18/0x30
[  712.208369]  ? kvm_sched_clock_read+0x9/0x20
[  712.213058]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  712.218588]  ? check_preemption_disabled+0x48/0x280
[  712.223612]  irq_exit+0x17f/0x1c0
[  712.227054]  smp_apic_timer_interrupt+0x1cb/0x760
[  712.231898]  ? smp_reschedule_interrupt+0x109/0x650
[  712.236908]  ? smp_call_function_single_interrupt+0x650/0x650
[  712.242783]  ? interrupt_entry+0xb5/0xc0
[  712.246840]  ? trace_hardirqs_off_caller+0xbb/0x310
[  712.251844]  ? trace_hardirqs_off_caller+0xbb/0x310
[  712.256850]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  712.261685]  ? trace_hardirqs_on_caller+0x310/0x310
[  712.266780]  ? trace_hardirqs_on_caller+0x310/0x310
[  712.271791]  ? task_prio+0x50/0x50
[  712.275326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  712.280856]  ? check_preemption_disabled+0x48/0x280
[  712.285866]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  712.290736]  apic_timer_interrupt+0xf/0x20
[  712.294957]  </IRQ>
[  712.297187] RIP: 0010:console_unlock+0x102f/0x1190
[  712.302112] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  712.321297] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  712.328987] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  712.336247] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  712.343522] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  712.350783] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  712.358043] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  712.365320]  ? netconsole_netdev_event+0x280/0x280
[  712.370243]  ? console_unlock+0x1026/0x1190
[  712.374664]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  712.379330]  ? vprintk_emit+0x846/0x990
[  712.383386]  ? lock_release+0xa00/0xa00
[  712.387441]  ? trace_hardirqs_on+0x70/0x310
[  712.391749]  ? vprintk_default+0x28/0x30
[  712.395826]  ? trace_hardirqs_off_caller+0x310/0x310
[  712.400952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  712.406489]  vprintk_emit+0x391/0x990
[  712.410298]  ? wake_up_klogd+0x180/0x180
[  712.414634]  ? find_held_lock+0x11/0x1c0
[  712.418695]  ? mark_held_locks+0xc7/0x130
[  712.422856]  ? _raw_spin_unlock_irq+0x27/0x80
[  712.427343]  ? _raw_spin_unlock_irq+0x27/0x80
[  712.432006]  vprintk_default+0x28/0x30
[  712.435977]  vprintk_func+0x7e/0x181
[  712.439686]  printk+0xa7/0xcf
[  712.442785]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  712.447532]  ? _raw_spin_unlock_irq+0x60/0x80
[  712.452032]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  712.457315]  dump_header+0x7cc/0xf72
[  712.461035]  ? pagefault_out_of_memory+0x197/0x197
[  712.465969]  ? __lock_acquire+0x62f/0x4c20
[  712.470202]  ? print_usage_bug+0xc0/0xc0
[  712.474274]  ? zap_class+0x640/0x640
[  712.477993]  ? zap_class+0x640/0x640
[  712.481701]  ? print_usage_bug+0xc0/0xc0
[  712.485754]  ? print_usage_bug+0xc0/0xc0
[  712.489818]  ? find_held_lock+0x36/0x1c0
[  712.493879]  ? mark_held_locks+0xc7/0x130
[  712.498114]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  712.503211]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  712.508311]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  712.513160]  ? trace_hardirqs_on+0xbd/0x310
[  712.517478]  ? kasan_check_read+0x11/0x20
[  712.521622]  ? ___ratelimit+0x3b4/0x672
[  712.525587]  ? trace_hardirqs_off_caller+0x310/0x310
[  712.530683]  ? trace_hardirqs_on+0x310/0x310
[  712.535080]  ? lock_downgrade+0x900/0x900
[  712.539222]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  712.544316]  ? ___ratelimit+0x3b9/0x672
[  712.548297]  ? idr_get_free+0xf70/0xf70
[  712.552269]  ? kasan_check_read+0x11/0x20
[  712.556415]  ? do_raw_spin_unlock+0xa7/0x330
[  712.560827]  oom_kill_process.cold.27+0x10/0x903
[  712.565587]  ? zap_class+0x640/0x640
[  712.569292]  ? _raw_spin_unlock+0x2c/0x50
[  712.573430]  ? oom_badness+0xe6/0xaa0
[  712.577239]  ? oom_evaluate_task+0x540/0x540
[  712.581644]  ? find_held_lock+0x36/0x1c0
[  712.585702]  ? out_of_memory+0x974/0x1430
[  712.589843]  ? lock_downgrade+0x900/0x900
[  712.593983]  ? check_preemption_disabled+0x48/0x280
[  712.598997]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  712.603917]  ? kasan_check_read+0x11/0x20
[  712.608057]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  712.613606]  ? rcu_softirq_qs+0x20/0x20
[  712.617579]  ? kasan_check_write+0x14/0x20
[  712.621805]  ? oom_evaluate_task+0x302/0x540
[  712.626210]  out_of_memory+0xa84/0x1430
[  712.630187]  ? oom_killer_disable+0x3a0/0x3a0
[  712.634673]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  712.639603]  ? __ww_mutex_check_waiters+0x160/0x160
[  712.644625]  __alloc_pages_slowpath+0x2354/0x2e10
[  712.649486]  ? warn_alloc+0x120/0x120
[  712.653292]  ? mark_held_locks+0x130/0x130
[  712.657525]  ? find_get_entry+0xaae/0x1120
[  712.662319]  ? filemap_map_pages+0x1a20/0x1a20
[  712.666914]  ? zap_class+0x640/0x640
[  712.670626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  712.676162]  ? check_preemption_disabled+0x48/0x280
[  712.681193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  712.686725]  ? should_fail+0x22d/0xd01
[  712.690611]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  712.695707]  ? zap_class+0x640/0x640
[  712.699439]  ? __lock_is_held+0xb5/0x140
[  712.703502]  ? mark_held_locks+0x130/0x130
[  712.707735]  ? lock_release+0xa00/0xa00
[  712.711708]  ? perf_trace_sched_process_exec+0x860/0x860
[  712.717370]  ? xa_load+0x2ba/0x460
[  712.720908]  ? lock_downgrade+0x900/0x900
[  712.725083]  ? __might_sleep+0x95/0x190
[  712.729057]  __alloc_pages_nodemask+0xa80/0xde0
[  712.733725]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  712.738737]  ? __page_cache_alloc+0x191/0x5c0
[  712.743237]  ? xa_load+0x2e1/0x460
[  712.746788]  ? xa_clear_mark+0x40/0x40
[  712.750672]  ? zap_class+0x640/0x640
[  712.754388]  ? zap_class+0x640/0x640
[  712.758105]  ? zap_class+0x640/0x640
[  712.761809]  ? __do_page_cache_readahead+0x663/0x810
[  712.766907]  ? find_held_lock+0x36/0x1c0
[  712.770961]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  712.776495]  alloc_pages_current+0x173/0x350
[  712.780910]  __page_cache_alloc+0x38c/0x5c0
[  712.785219]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  712.790139]  ? kasan_check_read+0x11/0x20
[  712.794283]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  712.799571]  ? generic_perform_write+0x6a0/0x6a0
[  712.804322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  712.809852]  ? check_preemption_disabled+0x48/0x280
[  712.815124]  filemap_fault+0x1595/0x25f0
[  712.819189]  ? __lock_page_or_retry+0xa00/0xa00
[  712.823851]  ? mark_held_locks+0x130/0x130
[  712.828128]  ? filemap_map_pages+0xd6b/0x1a20
[  712.832622]  ? lock_downgrade+0x900/0x900
[  712.836765]  ? check_preemption_disabled+0x48/0x280
[  712.841780]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  712.846701]  ? kasan_check_read+0x11/0x20
[  712.850839]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  712.856107]  ? rcu_softirq_qs+0x20/0x20
[  712.860088]  ? filemap_map_pages+0xd92/0x1a20
[  712.864584]  ? find_get_entries_tag+0x1400/0x1400
[  712.869423]  ? futex_wake+0x760/0x760
[  712.873226]  ? lock_acquire+0x1ed/0x520
[  712.877197]  ? ext4_filemap_fault+0x7a/0xad
[  712.881523]  ? lock_release+0xa00/0xa00
[  712.885488]  ? perf_trace_sched_process_exec+0x860/0x860
[  712.890933]  ? print_usage_bug+0xc0/0xc0
[  712.894987]  ? print_usage_bug+0xc0/0xc0
[  712.899047]  ? down_read+0x8d/0x120
[  712.902663]  ? ext4_filemap_fault+0x7a/0xad
[  712.906973]  ? __down_interruptible+0x700/0x700
[  712.911658]  ext4_filemap_fault+0x82/0xad
[  712.916059]  __do_fault+0x100/0x6b0
[  712.919679]  ? pmd_devmap_trans_unstable+0x220/0x220
[  712.924860]  ? mark_held_locks+0x130/0x130
[  712.929087]  ? mark_held_locks+0x130/0x130
[  712.933317]  ? __might_fault+0x12b/0x1e0
[  712.937368]  ? lock_downgrade+0x900/0x900
[  712.941514]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  712.947065]  __handle_mm_fault+0x3ea0/0x5be0
[  712.951475]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  712.956324]  ? kasan_check_read+0x11/0x20
[  712.960460]  ? _copy_to_user+0xc8/0x110
[  712.964429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  712.969975]  ? zap_class+0x640/0x640
[  712.973679]  ? zap_class+0x640/0x640
[  712.977418]  ? find_held_lock+0x36/0x1c0
[  712.981485]  ? handle_mm_fault+0x42a/0xc70
[  712.985716]  ? lock_downgrade+0x900/0x900
[  712.989862]  ? check_preemption_disabled+0x48/0x280
[  712.994876]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  712.999798]  ? kasan_check_read+0x11/0x20
[  713.003939]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  713.009204]  ? rcu_softirq_qs+0x20/0x20
[  713.013506]  ? trace_hardirqs_off_caller+0x310/0x310
[  713.018604]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  713.024131]  ? check_preemption_disabled+0x48/0x280
[  713.029145]  handle_mm_fault+0x54f/0xc70
[  713.033199]  ? __handle_mm_fault+0x5be0/0x5be0
[  713.037790]  ? find_vma+0x34/0x190
[  713.041331]  __do_page_fault+0x5e8/0xe60
[  713.045386]  ? trace_hardirqs_off+0xb8/0x310
[  713.049797]  do_page_fault+0xf2/0x7e0
[  713.053590]  ? vmalloc_sync_all+0x30/0x30
[  713.057739]  ? error_entry+0x70/0xd0
[  713.061449]  ? trace_hardirqs_off_caller+0xbb/0x310
[  713.066454]  ? trace_hardirqs_on_caller+0xc0/0x310
[  713.071377]  ? syscall_return_slowpath+0x5e0/0x5e0
[  713.076294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  713.081138]  ? trace_hardirqs_on_caller+0x310/0x310
[  713.086146]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  713.091603]  ? prepare_exit_to_usermode+0x291/0x3b0
[  713.096704]  ? page_fault+0x8/0x30
[  713.100248]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  713.105095]  ? page_fault+0x8/0x30
[  713.108630]  page_fault+0x1e/0x30
[  713.112079] RIP: 0033:0x407e06
[  713.115494] Code: Bad RIP value.
[  713.118850] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  713.124202] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  713.131457] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  713.138714] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  713.145972] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  713.153227] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  713.160516] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  713.160575] aoe: skb alloc failure
[  713.167440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  713.167459] Workqueue: events_power_efficient neigh_periodic_work
[  713.167470] Call Trace:
[  713.171012] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  713.180335]  dump_stack+0x244/0x39d
[  713.186646] syz-fuzzer cpuset=/ mems_allowed=0
[  713.189217]  ? dump_stack_print_info.cold.1+0x20/0x20
[  713.212853]  warn_alloc.cold.116+0xb7/0x1bd
[  713.217634]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  713.222475]  ? lock_downgrade+0x900/0x900
[  713.226627]  ? trace_hardirqs_off+0xb8/0x310
[  713.231047]  ? trace_hardirqs_off+0xb8/0x310
[  713.235454]  __alloc_pages_slowpath+0x26e8/0x2e10
[  713.240334]  ? warn_alloc+0x120/0x120
[  713.244132]  ? warn_alloc+0x120/0x120
[  713.247933]  ? check_preemption_disabled+0x48/0x280
[  713.253060]  ? warn_alloc+0x120/0x120
[  713.256897]  ? zap_class+0x640/0x640
[  713.260610]  ? print_usage_bug+0xc0/0xc0
[  713.264674]  ? print_usage_bug+0xc0/0xc0
[  713.268731]  ? __lock_acquire+0x62f/0x4c20
[  713.272974]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  713.278517]  ? should_fail+0x22d/0xd01
[  713.282494]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  713.287592]  ? __lock_acquire+0x62f/0x4c20
[  713.291826]  ? __lock_acquire+0x62f/0x4c20
[  713.296054]  ? should_fail+0x22d/0xd01
[  713.299943]  ? mark_held_locks+0x130/0x130
[  713.304178]  ? mark_held_locks+0x130/0x130
[  713.308414]  ? pick_next_task_fair+0xa05/0x1b30
[  713.313079]  ? rcu_read_lock_sched_held+0x14f/0x180
[  713.319063]  ? zap_class+0x640/0x640
[  713.322778]  ? zap_class+0x640/0x640
[  713.326488]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  713.332019]  ? check_preemption_disabled+0x48/0x280
[  713.337038]  ? __lock_is_held+0xb5/0x140
[  713.341111]  __alloc_pages_nodemask+0xa80/0xde0
[  713.345776]  ? zap_class+0x640/0x640
[  713.349492]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  713.354515]  ? find_held_lock+0x36/0x1c0
[  713.358583]  ? ____cache_alloc_node+0x1c7/0x1e0
[  713.363254]  ? lock_downgrade+0x900/0x900
[  713.367448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  713.372983]  cache_grow_begin+0xa5/0x8c0
[  713.377032]  ? do_raw_spin_unlock+0xa7/0x330
[  713.381455]  fallback_alloc+0x204/0x2e0
[  713.385431]  ____cache_alloc_node+0x1c7/0x1e0
[  713.389941]  kmem_cache_alloc_node+0xe3/0x730
[  713.394429]  ? zap_class+0x640/0x640
[  713.398227]  ? __sched_text_start+0x8/0x8
[  713.402389]  __alloc_skb+0x119/0x770
[  713.406089]  ? zap_class+0x640/0x640
[  713.409810]  ? netdev_alloc_frag+0x1f0/0x1f0
[  713.414674]  ? neigh_periodic_work+0x8ca/0xc60
[  713.419256]  ? lock_downgrade+0x900/0x900
[  713.423405]  ? kasan_check_read+0x11/0x20
[  713.427547]  ? do_raw_write_lock+0x14f/0x310
[  713.431960]  __neigh_notify+0x8c/0x160
[  713.435844]  neigh_cleanup_and_release+0x7b/0xe0
[  713.440590]  neigh_periodic_work+0x8d2/0xc60
[  713.444992]  ? neigh_table_clear+0x390/0x390
[  713.449392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  713.454920]  ? check_preemption_disabled+0x48/0x280
[  713.459936]  ? __lock_is_held+0xb5/0x140
[  713.464010]  process_one_work+0xc90/0x1c40
[  713.468239]  ? mark_held_locks+0x130/0x130
[  713.472470]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  713.477128]  ? __switch_to_asm+0x40/0x70
[  713.481181]  ? __switch_to_asm+0x40/0x70
[  713.485251]  ? __switch_to_asm+0x34/0x70
[  713.489300]  ? __switch_to_asm+0x40/0x70
[  713.493348]  ? __switch_to_asm+0x34/0x70
[  713.497399]  ? __switch_to_asm+0x40/0x70
[  713.501459]  ? __switch_to_asm+0x34/0x70
[  713.505513]  ? __switch_to_asm+0x40/0x70
[  713.509573]  ? __schedule+0x8d7/0x21d0
[  713.514478]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  713.519075]  ? zap_class+0x640/0x640
[  713.522786]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  713.527542]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  713.532138]  ? lock_acquire+0x1ed/0x520
[  713.536105]  ? worker_thread+0x3e0/0x1390
[  713.540288]  ? kasan_check_read+0x11/0x20
[  713.544427]  ? do_raw_spin_lock+0x14f/0x350
[  713.548754]  ? kasan_check_read+0x11/0x20
[  713.552897]  ? rwlock_bug.part.2+0x90/0x90
[  713.557123]  ? trace_hardirqs_on+0x310/0x310
[  713.561535]  worker_thread+0x17f/0x1390
[  713.565506]  ? __switch_to_asm+0x34/0x70
[  713.569573]  ? process_one_work+0x1c40/0x1c40
[  713.574074]  ? __sched_text_start+0x8/0x8
[  713.578235]  ? __kthread_parkme+0xce/0x1a0
[  713.582459]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  713.587567]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  713.592665]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  713.597265]  ? trace_hardirqs_on+0xbd/0x310
[  713.601577]  ? kasan_check_read+0x11/0x20
[  713.605717]  ? __kthread_parkme+0xce/0x1a0
[  713.609951]  ? trace_hardirqs_off_caller+0x310/0x310
[  713.615378]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  713.620490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  713.626108]  ? __kthread_parkme+0xfb/0x1a0
[  713.630351]  ? process_one_work+0x1c40/0x1c40
[  713.634838]  kthread+0x35a/0x440
[  713.638199]  ? kthread_stop+0x900/0x900
[  713.642172]  ret_from_fork+0x3a/0x50
[  713.645907] warn_alloc_show_mem: 1 callbacks suppressed
[  713.645918] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  713.645919] Mem-Info:
[  713.645950] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  713.645950]  active_file:32 inactive_file:0 isolated_file:0
[  713.645950]  unevictable:0 dirty:0 writeback:0 unstable:0
[  713.645950]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  713.645950]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  713.645950]  free:13730 free_pcp:227 free_cma:0
[  713.651283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  713.658292] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  713.660682] Call Trace:
[  713.693623] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  713.702977]  <IRQ>
[  713.731045] lowmem_reserve[]: 0 2818 6321 6321
[  713.733628]  dump_stack+0x244/0x39d
[  713.759713] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  713.761854]  ? dump_stack_print_info.cold.1+0x20/0x20
[  713.766398] lowmem_reserve[]: 0 0 3503 3503
[  713.770024]  warn_alloc.cold.116+0xb7/0x1bd
[  713.797481] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  713.802666]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  713.806959] lowmem_reserve[]: 0 0 0 0
[  713.811270]  ? lock_downgrade+0x900/0x900
[  713.841471] 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
[  713.846324]  ? trace_hardirqs_off+0xb8/0x310
[  713.850081] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  713.854225]  ? trace_hardirqs_off+0xb8/0x310
[  713.867715] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  713.872117]  __alloc_pages_slowpath+0x26e8/0x2e10
[  713.886825] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  713.891272]  ? warn_alloc+0x120/0x120
[  713.905350] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  713.910174]  ? warn_alloc+0x120/0x120
[  713.919434] 6658 total pagecache pages
[  713.923240]  ? __lock_acquire+0x62f/0x4c20
[  713.931786] 0 pages in swap cache
[  713.935622]  ? warn_alloc+0x120/0x120
[  713.939487] Swap cache stats: add 0, delete 0, find 0/0
[  713.943724]  ? print_usage_bug+0xc0/0xc0
[  713.947148] Free swap  = 0kB
[  713.950930]  ? print_usage_bug+0xc0/0xc0
[  713.956265] Total swap = 0kB
[  713.960306]  ? mark_held_locks+0x130/0x130
[  713.963292] 1965979 pages RAM
[  713.967340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  713.970329] 0 pages HighMem/MovableOnly
[  713.974549]  ? should_fail+0x22d/0xd01
[  713.977620] 342853 pages reserved
[  713.983139]  ? zap_class+0x640/0x640
[  713.987083] 0 pages cma reserved
[  713.990957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  713.994515] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  713.998077]  ? __lock_acquire+0x62f/0x4c20
[  714.001413] kworker/1:0 cpuset=/ mems_allowed=0
[  714.006506]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  714.031326]  ? should_fail+0x22d/0xd01
[  714.035243]  ? mark_held_locks+0x130/0x130
[  714.039474]  ? mark_held_locks+0x130/0x130
[  714.043700]  ? lock_downgrade+0x900/0x900
[  714.047844]  ? zap_class+0x640/0x640
[  714.051550]  ? zap_class+0x640/0x640
[  714.055275]  ? zap_class+0x640/0x640
[  714.058976]  ? do_raw_spin_unlock+0xa7/0x330
[  714.063382]  ? trace_hardirqs_on+0x310/0x310
[  714.067786]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.073410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.078944]  ? check_preemption_disabled+0x48/0x280
[  714.083958]  ? __lock_is_held+0xb5/0x140
[  714.088014]  __alloc_pages_nodemask+0xa80/0xde0
[  714.092679]  ? zap_class+0x640/0x640
[  714.096390]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  714.101413]  ? find_held_lock+0x36/0x1c0
[  714.105474]  ? ____cache_alloc_node+0x1c7/0x1e0
[  714.110136]  ? lock_downgrade+0x900/0x900
[  714.114501]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.120132]  cache_grow_begin+0xa5/0x8c0
[  714.124180]  ? do_raw_spin_unlock+0xa7/0x330
[  714.128611]  fallback_alloc+0x204/0x2e0
[  714.132591]  ____cache_alloc_node+0x1c7/0x1e0
[  714.137076]  kmem_cache_alloc_node+0xe3/0x730
[  714.141585]  ? lockdep_hardirqs_on+0x296/0x5b0
[  714.146200]  __alloc_skb+0x119/0x770
[  714.149913]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  714.155269]  ? netdev_alloc_frag+0x1f0/0x1f0
[  714.159697]  ? vprintk_default+0x28/0x30
[  714.163749]  ? vprintk_func+0x85/0x181
[  714.167627]  ? printk+0xa7/0xcf
[  714.170900]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  714.175661]  new_skb+0x26/0x1c0
[  714.178939]  aoecmd_cfg+0x279/0x7f0
[  714.182558]  ? find_held_lock+0x36/0x1c0
[  714.186615]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  714.190929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.196467]  ? __lock_is_held+0xb5/0x140
[  714.200526]  discover_timer+0x50/0x60
[  714.204316]  call_timer_fn+0x272/0x920
[  714.208214]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  714.213048]  ? process_timeout+0x40/0x40
[  714.217372]  ? mark_held_locks+0xc7/0x130
[  714.221515]  ? _raw_spin_unlock_irq+0x27/0x80
[  714.225999]  ? _raw_spin_unlock_irq+0x27/0x80
[  714.230480]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  714.235310]  ? lockdep_hardirqs_on+0x296/0x5b0
[  714.239884]  ? trace_hardirqs_on+0xbd/0x310
[  714.244195]  ? kasan_check_read+0x11/0x20
[  714.248342]  ? __run_timers+0x7da/0xc70
[  714.252399]  ? trace_hardirqs_off_caller+0x310/0x310
[  714.257509]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  714.262343]  __run_timers+0x7e5/0xc70
[  714.266139]  ? timer_fixup_init+0x70/0x70
[  714.270305]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  714.275308]  ? zap_class+0x640/0x640
[  714.279036]  ? print_usage_bug+0xc0/0xc0
[  714.283088]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  714.288272]  ? find_held_lock+0x36/0x1c0
[  714.292325]  ? zap_class+0x640/0x640
[  714.296054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.301598]  ? check_preemption_disabled+0x48/0x280
[  714.306609]  ? __lock_is_held+0xb5/0x140
[  714.310660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.316393]  ? check_preemption_disabled+0x48/0x280
[  714.321431]  run_timer_softirq+0x52/0xb0
[  714.325480]  ? rcu_read_lock_sched_held+0x14f/0x180
[  714.330500]  __do_softirq+0x308/0xb7e
[  714.334291]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  714.338777]  ? lock_downgrade+0x900/0x900
[  714.342917]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  714.348031]  ? pvclock_read_flags+0x160/0x160
[  714.352519]  ? lapic_next_event+0x5a/0x90
[  714.356665]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.362221]  ? kvm_clock_read+0x18/0x30
[  714.366184]  ? kvm_sched_clock_read+0x9/0x20
[  714.370623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.376148]  ? check_preemption_disabled+0x48/0x280
[  714.381159]  irq_exit+0x17f/0x1c0
[  714.384607]  smp_apic_timer_interrupt+0x1cb/0x760
[  714.389438]  ? smp_reschedule_interrupt+0x109/0x650
[  714.394444]  ? smp_call_function_single_interrupt+0x650/0x650
[  714.400321]  ? interrupt_entry+0xb5/0xc0
[  714.404394]  ? trace_hardirqs_off_caller+0xbb/0x310
[  714.409405]  ? trace_hardirqs_off_caller+0xbb/0x310
[  714.414645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  714.419481]  ? trace_hardirqs_on_caller+0x310/0x310
[  714.424484]  ? trace_hardirqs_on_caller+0x310/0x310
[  714.429487]  ? task_prio+0x50/0x50
[  714.433012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.438537]  ? check_preemption_disabled+0x48/0x280
[  714.443561]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  714.448413]  apic_timer_interrupt+0xf/0x20
[  714.452630]  </IRQ>
[  714.454861] RIP: 0010:console_unlock+0x102f/0x1190
[  714.459788] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  714.478855] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  714.486677] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  714.493934] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  714.501220] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  714.508473] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  714.516001] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  714.523272]  ? netconsole_netdev_event+0x280/0x280
[  714.528216]  ? console_unlock+0x1026/0x1190
[  714.532548]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  714.537221]  ? vprintk_emit+0x846/0x990
[  714.541187]  ? lock_release+0xa00/0xa00
[  714.545168]  ? trace_hardirqs_on+0x70/0x310
[  714.549490]  ? vprintk_default+0x28/0x30
[  714.553545]  ? trace_hardirqs_off_caller+0x310/0x310
[  714.558674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.564236]  vprintk_emit+0x391/0x990
[  714.568032]  ? wake_up_klogd+0x180/0x180
[  714.572101]  ? find_held_lock+0x11/0x1c0
[  714.576165]  ? mark_held_locks+0xc7/0x130
[  714.580311]  ? _raw_spin_unlock_irq+0x27/0x80
[  714.584797]  ? _raw_spin_unlock_irq+0x27/0x80
[  714.589286]  vprintk_default+0x28/0x30
[  714.593181]  vprintk_func+0x7e/0x181
[  714.596905]  printk+0xa7/0xcf
[  714.600013]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  714.604765]  ? _raw_spin_unlock_irq+0x60/0x80
[  714.609264]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  714.614756]  dump_header+0x7cc/0xf72
[  714.618493]  ? pagefault_out_of_memory+0x197/0x197
[  714.623432]  ? __lock_acquire+0x62f/0x4c20
[  714.627663]  ? print_usage_bug+0xc0/0xc0
[  714.631722]  ? zap_class+0x640/0x640
[  714.635426]  ? zap_class+0x640/0x640
[  714.639136]  ? print_usage_bug+0xc0/0xc0
[  714.643194]  ? print_usage_bug+0xc0/0xc0
[  714.647261]  ? find_held_lock+0x36/0x1c0
[  714.651323]  ? mark_held_locks+0xc7/0x130
[  714.655461]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  714.660553]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  714.666135]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  714.670709]  ? trace_hardirqs_on+0xbd/0x310
[  714.675017]  ? kasan_check_read+0x11/0x20
[  714.679171]  ? ___ratelimit+0x3b4/0x672
[  714.683150]  ? trace_hardirqs_off_caller+0x310/0x310
[  714.688253]  ? trace_hardirqs_on+0x310/0x310
[  714.692648]  ? lock_downgrade+0x900/0x900
[  714.696792]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  714.701897]  ? ___ratelimit+0x3b9/0x672
[  714.705864]  ? idr_get_free+0xf70/0xf70
[  714.709852]  ? kasan_check_read+0x11/0x20
[  714.714215]  ? do_raw_spin_unlock+0xa7/0x330
[  714.718626]  oom_kill_process.cold.27+0x10/0x903
[  714.723371]  ? zap_class+0x640/0x640
[  714.727075]  ? _raw_spin_unlock+0x2c/0x50
[  714.731221]  ? oom_badness+0xe6/0xaa0
[  714.735017]  ? oom_evaluate_task+0x540/0x540
[  714.739424]  ? find_held_lock+0x36/0x1c0
[  714.743482]  ? out_of_memory+0x974/0x1430
[  714.747618]  ? lock_downgrade+0x900/0x900
[  714.751755]  ? check_preemption_disabled+0x48/0x280
[  714.756876]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  714.761799]  ? kasan_check_read+0x11/0x20
[  714.765942]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  714.771218]  ? rcu_softirq_qs+0x20/0x20
[  714.775194]  ? kasan_check_write+0x14/0x20
[  714.779418]  ? oom_evaluate_task+0x302/0x540
[  714.783821]  out_of_memory+0xa84/0x1430
[  714.787797]  ? oom_killer_disable+0x3a0/0x3a0
[  714.792286]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  714.797849]  ? __ww_mutex_check_waiters+0x160/0x160
[  714.802862]  __alloc_pages_slowpath+0x2354/0x2e10
[  714.807722]  ? warn_alloc+0x120/0x120
[  714.811515]  ? mark_held_locks+0x130/0x130
[  714.815951]  ? find_get_entry+0xaae/0x1120
[  714.820190]  ? filemap_map_pages+0x1a20/0x1a20
[  714.824768]  ? zap_class+0x640/0x640
[  714.828479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  714.834007]  ? check_preemption_disabled+0x48/0x280
[  714.839012]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  714.844628]  ? should_fail+0x22d/0xd01
[  714.848510]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  714.853631]  ? zap_class+0x640/0x640
[  714.857358]  ? __lock_is_held+0xb5/0x140
[  714.861421]  ? mark_held_locks+0x130/0x130
[  714.865657]  ? lock_release+0xa00/0xa00
[  714.869618]  ? perf_trace_sched_process_exec+0x860/0x860
[  714.875059]  ? xa_load+0x2ba/0x460
[  714.878589]  ? lock_downgrade+0x900/0x900
[  714.882731]  ? __might_sleep+0x95/0x190
[  714.886698]  __alloc_pages_nodemask+0xa80/0xde0
[  714.891384]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  714.896391]  ? __page_cache_alloc+0x191/0x5c0
[  714.900876]  ? xa_load+0x2e1/0x460
[  714.904414]  ? xa_clear_mark+0x40/0x40
[  714.908307]  ? zap_class+0x640/0x640
[  714.912018]  ? zap_class+0x640/0x640
[  714.915924]  ? zap_class+0x640/0x640
[  714.919627]  ? __do_page_cache_readahead+0x663/0x810
[  714.924722]  ? find_held_lock+0x36/0x1c0
[  714.928776]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  714.934314]  alloc_pages_current+0x173/0x350
[  714.938715]  __page_cache_alloc+0x38c/0x5c0
[  714.943024]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  714.947971]  ? kasan_check_read+0x11/0x20
[  714.952108]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  714.957380]  ? generic_perform_write+0x6a0/0x6a0
[  714.962131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  714.967764]  ? check_preemption_disabled+0x48/0x280
[  714.972775]  filemap_fault+0x1595/0x25f0
[  714.976836]  ? __lock_page_or_retry+0xa00/0xa00
[  714.981494]  ? mark_held_locks+0x130/0x130
[  714.985722]  ? filemap_map_pages+0xd6b/0x1a20
[  714.990214]  ? lock_downgrade+0x900/0x900
[  714.994438]  ? check_preemption_disabled+0x48/0x280
[  714.999454]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  715.004384]  ? kasan_check_read+0x11/0x20
[  715.008525]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  715.014067]  ? rcu_softirq_qs+0x20/0x20
[  715.018056]  ? filemap_map_pages+0xd92/0x1a20
[  715.022573]  ? find_get_entries_tag+0x1400/0x1400
[  715.027414]  ? futex_wake+0x760/0x760
[  715.031228]  ? lock_acquire+0x1ed/0x520
[  715.035209]  ? ext4_filemap_fault+0x7a/0xad
[  715.039532]  ? lock_release+0xa00/0xa00
[  715.043499]  ? perf_trace_sched_process_exec+0x860/0x860
[  715.048959]  ? print_usage_bug+0xc0/0xc0
[  715.053016]  ? print_usage_bug+0xc0/0xc0
[  715.057084]  ? down_read+0x8d/0x120
[  715.060700]  ? ext4_filemap_fault+0x7a/0xad
[  715.065013]  ? __down_interruptible+0x700/0x700
[  715.069769]  ext4_filemap_fault+0x82/0xad
[  715.073911]  __do_fault+0x100/0x6b0
[  715.077624]  ? pmd_devmap_trans_unstable+0x220/0x220
[  715.082723]  ? mark_held_locks+0x130/0x130
[  715.086960]  ? mark_held_locks+0x130/0x130
[  715.091198]  ? __might_fault+0x12b/0x1e0
[  715.095257]  ? lock_downgrade+0x900/0x900
[  715.099405]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  715.104933]  __handle_mm_fault+0x3ea0/0x5be0
[  715.109340]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  715.114369]  ? kasan_check_read+0x11/0x20
[  715.118506]  ? _copy_to_user+0xc8/0x110
[  715.122475]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  715.128035]  ? zap_class+0x640/0x640
[  715.131766]  ? zap_class+0x640/0x640
[  715.135496]  ? find_held_lock+0x36/0x1c0
[  715.139554]  ? handle_mm_fault+0x42a/0xc70
[  715.143785]  ? lock_downgrade+0x900/0x900
[  715.147922]  ? check_preemption_disabled+0x48/0x280
[  715.152928]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  715.157848]  ? kasan_check_read+0x11/0x20
[  715.161982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  715.167248]  ? rcu_softirq_qs+0x20/0x20
[  715.171213]  ? trace_hardirqs_off_caller+0x310/0x310
[  715.176303]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  715.181828]  ? check_preemption_disabled+0x48/0x280
[  715.186857]  handle_mm_fault+0x54f/0xc70
[  715.190917]  ? __handle_mm_fault+0x5be0/0x5be0
[  715.195491]  ? find_vma+0x34/0x190
[  715.199025]  __do_page_fault+0x5e8/0xe60
[  715.203078]  ? trace_hardirqs_off+0xb8/0x310
[  715.207483]  do_page_fault+0xf2/0x7e0
[  715.211299]  ? vmalloc_sync_all+0x30/0x30
[  715.215681]  ? error_entry+0x70/0xd0
[  715.219391]  ? trace_hardirqs_off_caller+0xbb/0x310
[  715.224409]  ? trace_hardirqs_on_caller+0xc0/0x310
[  715.229327]  ? syscall_return_slowpath+0x5e0/0x5e0
[  715.234249]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  715.239091]  ? trace_hardirqs_on_caller+0x310/0x310
[  715.244100]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  715.249544]  ? prepare_exit_to_usermode+0x291/0x3b0
[  715.254548]  ? page_fault+0x8/0x30
[  715.258083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  715.263005]  ? page_fault+0x8/0x30
[  715.266536]  page_fault+0x1e/0x30
[  715.269980] RIP: 0033:0x407e06
[  715.273211] Code: Bad RIP value.
[  715.276569] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  715.281925] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  715.289271] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  715.296531] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  715.303789] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  715.311047] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  715.318593] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  715.318671] aoe: skb alloc failure
[  715.325534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  715.325551] Workqueue: events_power_efficient neigh_periodic_work
[  715.325558] Call Trace:
[  715.325582]  dump_stack+0x244/0x39d
[  715.329117] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  715.338436]  ? dump_stack_print_info.cold.1+0x20/0x20
[  715.344635] syz-fuzzer cpuset=/ mems_allowed=0
[  715.347223]  warn_alloc.cold.116+0xb7/0x1bd
[  715.375062]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  715.379903]  ? lock_downgrade+0x900/0x900
[  715.384060]  ? trace_hardirqs_off+0xb8/0x310
[  715.388461]  ? trace_hardirqs_off+0xb8/0x310
[  715.392880]  __alloc_pages_slowpath+0x26e8/0x2e10
[  715.397734]  ? warn_alloc+0x120/0x120
[  715.401546]  ? warn_alloc+0x120/0x120
[  715.405353]  ? check_preemption_disabled+0x48/0x280
[  715.410362]  ? warn_alloc+0x120/0x120
[  715.414593]  ? print_usage_bug+0xc0/0xc0
[  715.418644]  ? __lock_acquire+0x62f/0x4c20
[  715.422872]  ? print_usage_bug+0xc0/0xc0
[  715.426922]  ? __lock_acquire+0x62f/0x4c20
[  715.431150]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  715.436704]  ? should_fail+0x22d/0xd01
[  715.440586]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  715.445691]  ? __lock_acquire+0x62f/0x4c20
[  715.449917]  ? __lock_acquire+0x62f/0x4c20
[  715.454142]  ? should_fail+0x22d/0xd01
[  715.458053]  ? mark_held_locks+0x130/0x130
[  715.462307]  ? mark_held_locks+0x130/0x130
[  715.466536]  ? mark_held_locks+0xc7/0x130
[  715.470687]  ? zap_class+0x640/0x640
[  715.474397]  ? zap_class+0x640/0x640
[  715.478106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  715.483735]  ? check_preemption_disabled+0x48/0x280
[  715.488752]  ? __lock_is_held+0xb5/0x140
[  715.492820]  __alloc_pages_nodemask+0xa80/0xde0
[  715.497478]  ? zap_class+0x640/0x640
[  715.501197]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  715.506216]  ? find_held_lock+0x36/0x1c0
[  715.510280]  ? ____cache_alloc_node+0x1c7/0x1e0
[  715.515945]  ? lock_downgrade+0x900/0x900
[  715.520092]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  715.525625]  cache_grow_begin+0xa5/0x8c0
[  715.529687]  ? do_raw_spin_unlock+0xa7/0x330
[  715.534105]  fallback_alloc+0x204/0x2e0
[  715.538078]  ____cache_alloc_node+0x1c7/0x1e0
[  715.542571]  kmem_cache_alloc_node+0xe3/0x730
[  715.547055]  ? zap_class+0x640/0x640
[  715.550773]  __alloc_skb+0x119/0x770
[  715.554498]  ? netdev_alloc_frag+0x1f0/0x1f0
[  715.558908]  ? neigh_periodic_work+0x8ca/0xc60
[  715.563485]  ? lock_downgrade+0x900/0x900
[  715.567665]  ? kasan_check_read+0x11/0x20
[  715.571808]  ? do_raw_write_lock+0x14f/0x310
[  715.576220]  __neigh_notify+0x8c/0x160
[  715.580108]  neigh_cleanup_and_release+0x7b/0xe0
[  715.584865]  neigh_periodic_work+0x8d2/0xc60
[  715.589278]  ? neigh_table_clear+0x390/0x390
[  715.593706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  715.599241]  ? check_preemption_disabled+0x48/0x280
[  715.604258]  ? __lock_is_held+0xb5/0x140
[  715.608325]  process_one_work+0xc90/0x1c40
[  715.612563]  ? mark_held_locks+0x130/0x130
[  715.617292]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  715.621949]  ? __switch_to_asm+0x40/0x70
[  715.625998]  ? __switch_to_asm+0x40/0x70
[  715.630054]  ? __switch_to_asm+0x34/0x70
[  715.634109]  ? __switch_to_asm+0x40/0x70
[  715.638163]  ? __switch_to_asm+0x34/0x70
[  715.642231]  ? __switch_to_asm+0x40/0x70
[  715.646319]  ? __switch_to_asm+0x34/0x70
[  715.650370]  ? __switch_to_asm+0x40/0x70
[  715.654428]  ? __schedule+0x8d7/0x21d0
[  715.658311]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  715.662920]  ? zap_class+0x640/0x640
[  715.666629]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  715.671386]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  715.675972]  ? lock_acquire+0x1ed/0x520
[  715.680026]  ? worker_thread+0x3e0/0x1390
[  715.684184]  ? kasan_check_read+0x11/0x20
[  715.688455]  ? do_raw_spin_lock+0x14f/0x350
[  715.692787]  ? kasan_check_read+0x11/0x20
[  715.696927]  ? rwlock_bug.part.2+0x90/0x90
[  715.701163]  ? trace_hardirqs_on+0x310/0x310
[  715.705578]  worker_thread+0x17f/0x1390
[  715.709546]  ? __switch_to_asm+0x34/0x70
[  715.713906]  ? process_one_work+0x1c40/0x1c40
[  715.718406]  ? __sched_text_start+0x8/0x8
[  715.722570]  ? __kthread_parkme+0xce/0x1a0
[  715.726802]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  715.731900]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  715.737026]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  715.741604]  ? trace_hardirqs_on+0xbd/0x310
[  715.745922]  ? kasan_check_read+0x11/0x20
[  715.750063]  ? __kthread_parkme+0xce/0x1a0
[  715.754296]  ? trace_hardirqs_off_caller+0x310/0x310
[  715.759404]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  715.764502]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  715.770046]  ? __kthread_parkme+0xfb/0x1a0
[  715.774974]  ? process_one_work+0x1c40/0x1c40
[  715.779466]  kthread+0x35a/0x440
[  715.782826]  ? kthread_stop+0x900/0x900
[  715.786795]  ret_from_fork+0x3a/0x50
[  715.790517] warn_alloc_show_mem: 1 callbacks suppressed
[  715.790528] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  715.790529] Mem-Info:
[  715.790572] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  715.790572]  active_file:32 inactive_file:0 isolated_file:0
[  715.790572]  unevictable:0 dirty:0 writeback:0 unstable:0
[  715.790572]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  715.790572]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  715.790572]  free:13730 free_pcp:227 free_cma:0
[  715.795905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  715.802914] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  715.805299] Call Trace:
[  715.839236] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  715.848691]  <IRQ>
[  715.876595] lowmem_reserve[]: 0 2818 6321 6321
[  715.879202]  dump_stack+0x244/0x39d
[  715.905272] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  715.907416]  ? dump_stack_print_info.cold.1+0x20/0x20
[  715.911961] lowmem_reserve[]: 0 0 3503 3503
[  715.915888]  warn_alloc.cold.116+0xb7/0x1bd
[  715.943354] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  715.948530]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  715.952815] lowmem_reserve[]: 0 0 0 0
[  715.957133]  ? lock_downgrade+0x900/0x900
[  715.986170] 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
[  715.991006]  ? trace_hardirqs_off+0xb8/0x310
[  715.994861] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  715.999001]  ? trace_hardirqs_off+0xb8/0x310
[  716.012691] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  716.017305]  __alloc_pages_slowpath+0x26e8/0x2e10
[  716.032012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  716.036435]  ? warn_alloc+0x120/0x120
[  716.050502] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  716.055335]  ? warn_alloc+0x120/0x120
[  716.064151] 6658 total pagecache pages
[  716.067958]  ? __lock_acquire+0x62f/0x4c20
[  716.076510] 0 pages in swap cache
[  716.080291]  ? warn_alloc+0x120/0x120
[  716.084164] Swap cache stats: add 0, delete 0, find 0/0
[  716.088398]  ? print_usage_bug+0xc0/0xc0
[  716.091832] Free swap  = 0kB
[  716.095624]  ? print_usage_bug+0xc0/0xc0
[  716.100954] Total swap = 0kB
[  716.104999]  ? mark_held_locks+0x130/0x130
[  716.107985] 1965979 pages RAM
[  716.112035]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  716.115268] 0 pages HighMem/MovableOnly
[  716.115275] 342853 pages reserved
[  716.119497]  ? should_fail+0x22d/0xd01
[  716.122564] 0 pages cma reserved
[  716.142734]  ? zap_class+0x640/0x640
[  716.144474] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  716.146448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  716.156907] syz-executor0 cpuset=syz0 mems_allowed=0
[  716.162000]  ? __lock_acquire+0x62f/0x4c20
[  716.171299]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  716.176395]  ? should_fail+0x22d/0xd01
[  716.180290]  ? mark_held_locks+0x130/0x130
[  716.184531]  ? mark_held_locks+0x130/0x130
[  716.188765]  ? lock_downgrade+0x900/0x900
[  716.192906]  ? zap_class+0x640/0x640
[  716.196617]  ? zap_class+0x640/0x640
[  716.200330]  ? zap_class+0x640/0x640
[  716.204038]  ? do_raw_spin_unlock+0xa7/0x330
[  716.208441]  ? trace_hardirqs_on+0x310/0x310
[  716.212842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.218590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.224144]  ? check_preemption_disabled+0x48/0x280
[  716.229204]  ? __lock_is_held+0xb5/0x140
[  716.233267]  __alloc_pages_nodemask+0xa80/0xde0
[  716.237940]  ? zap_class+0x640/0x640
[  716.241648]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  716.246673]  ? find_held_lock+0x36/0x1c0
[  716.250737]  ? ____cache_alloc_node+0x1c7/0x1e0
[  716.255400]  ? lock_downgrade+0x900/0x900
[  716.259551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.265084]  cache_grow_begin+0xa5/0x8c0
[  716.269143]  ? do_raw_spin_unlock+0xa7/0x330
[  716.273557]  fallback_alloc+0x204/0x2e0
[  716.277531]  ____cache_alloc_node+0x1c7/0x1e0
[  716.282021]  kmem_cache_alloc_node+0xe3/0x730
[  716.286517]  ? lockdep_hardirqs_on+0x296/0x5b0
[  716.291205]  __alloc_skb+0x119/0x770
[  716.294910]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  716.300275]  ? netdev_alloc_frag+0x1f0/0x1f0
[  716.304687]  ? vprintk_default+0x28/0x30
[  716.308745]  ? vprintk_func+0x85/0x181
[  716.312645]  ? printk+0xa7/0xcf
[  716.316165]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  716.320936]  new_skb+0x26/0x1c0
[  716.324211]  aoecmd_cfg+0x279/0x7f0
[  716.327834]  ? find_held_lock+0x36/0x1c0
[  716.331892]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  716.336211]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.341745]  ? __lock_is_held+0xb5/0x140
[  716.345824]  discover_timer+0x50/0x60
[  716.349616]  call_timer_fn+0x272/0x920
[  716.353607]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  716.358436]  ? process_timeout+0x40/0x40
[  716.362506]  ? mark_held_locks+0xc7/0x130
[  716.366649]  ? _raw_spin_unlock_irq+0x27/0x80
[  716.371141]  ? _raw_spin_unlock_irq+0x27/0x80
[  716.375631]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  716.380469]  ? lockdep_hardirqs_on+0x296/0x5b0
[  716.385140]  ? trace_hardirqs_on+0xbd/0x310
[  716.389458]  ? kasan_check_read+0x11/0x20
[  716.393603]  ? __run_timers+0x7da/0xc70
[  716.397677]  ? trace_hardirqs_off_caller+0x310/0x310
[  716.402785]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  716.407620]  __run_timers+0x7e5/0xc70
[  716.411423]  ? timer_fixup_init+0x70/0x70
[  716.415819]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  716.420831]  ? zap_class+0x640/0x640
[  716.424547]  ? print_usage_bug+0xc0/0xc0
[  716.428601]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  716.433786]  ? find_held_lock+0x36/0x1c0
[  716.437856]  ? zap_class+0x640/0x640
[  716.441569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.447100]  ? check_preemption_disabled+0x48/0x280
[  716.452147]  ? __lock_is_held+0xb5/0x140
[  716.456213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.461744]  ? check_preemption_disabled+0x48/0x280
[  716.466755]  run_timer_softirq+0x52/0xb0
[  716.470804]  ? rcu_read_lock_sched_held+0x14f/0x180
[  716.475810]  __do_softirq+0x308/0xb7e
[  716.479606]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  716.484104]  ? lock_downgrade+0x900/0x900
[  716.488248]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  716.493366]  ? pvclock_read_flags+0x160/0x160
[  716.497861]  ? lapic_next_event+0x5a/0x90
[  716.502006]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.507534]  ? kvm_clock_read+0x18/0x30
[  716.511518]  ? kvm_sched_clock_read+0x9/0x20
[  716.516226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.521759]  ? check_preemption_disabled+0x48/0x280
[  716.526782]  irq_exit+0x17f/0x1c0
[  716.530238]  smp_apic_timer_interrupt+0x1cb/0x760
[  716.535074]  ? smp_reschedule_interrupt+0x109/0x650
[  716.540099]  ? smp_call_function_single_interrupt+0x650/0x650
[  716.545992]  ? interrupt_entry+0xb5/0xc0
[  716.550044]  ? trace_hardirqs_off_caller+0xbb/0x310
[  716.555050]  ? trace_hardirqs_off_caller+0xbb/0x310
[  716.560086]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  716.565010]  ? trace_hardirqs_on_caller+0x310/0x310
[  716.570016]  ? trace_hardirqs_on_caller+0x310/0x310
[  716.575025]  ? task_prio+0x50/0x50
[  716.578561]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.584088]  ? check_preemption_disabled+0x48/0x280
[  716.589098]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  716.593944]  apic_timer_interrupt+0xf/0x20
[  716.598167]  </IRQ>
[  716.600412] RIP: 0010:console_unlock+0x102f/0x1190
[  716.605338] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  716.624490] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  716.632188] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  716.639450] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  716.646708] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  716.653966] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  716.661487] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  716.668851]  ? netconsole_netdev_event+0x280/0x280
[  716.673783]  ? console_unlock+0x1026/0x1190
[  716.678111]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  716.682783]  ? vprintk_emit+0x846/0x990
[  716.686753]  ? lock_release+0xa00/0xa00
[  716.690717]  ? trace_hardirqs_on+0x70/0x310
[  716.695023]  ? vprintk_default+0x28/0x30
[  716.699076]  ? trace_hardirqs_off_caller+0x310/0x310
[  716.704170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.709703]  vprintk_emit+0x391/0x990
[  716.713575]  ? wake_up_klogd+0x180/0x180
[  716.717624]  ? find_held_lock+0x11/0x1c0
[  716.721697]  ? mark_held_locks+0xc7/0x130
[  716.725839]  ? _raw_spin_unlock_irq+0x27/0x80
[  716.730324]  ? _raw_spin_unlock_irq+0x27/0x80
[  716.734810]  vprintk_default+0x28/0x30
[  716.738689]  vprintk_func+0x7e/0x181
[  716.742392]  printk+0xa7/0xcf
[  716.745484]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  716.750227]  ? _raw_spin_unlock_irq+0x60/0x80
[  716.754722]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  716.760084]  dump_header+0x7cc/0xf72
[  716.763806]  ? pagefault_out_of_memory+0x197/0x197
[  716.768734]  ? __lock_acquire+0x62f/0x4c20
[  716.772964]  ? print_usage_bug+0xc0/0xc0
[  716.777024]  ? zap_class+0x640/0x640
[  716.780729]  ? zap_class+0x640/0x640
[  716.784453]  ? print_usage_bug+0xc0/0xc0
[  716.788509]  ? print_usage_bug+0xc0/0xc0
[  716.792569]  ? find_held_lock+0x36/0x1c0
[  716.796645]  ? mark_held_locks+0xc7/0x130
[  716.800785]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  716.805891]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  716.811071]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  716.815888]  ? trace_hardirqs_on+0xbd/0x310
[  716.820205]  ? kasan_check_read+0x11/0x20
[  716.824346]  ? ___ratelimit+0x3b4/0x672
[  716.828330]  ? trace_hardirqs_off_caller+0x310/0x310
[  716.833461]  ? trace_hardirqs_on+0x310/0x310
[  716.837875]  ? lock_downgrade+0x900/0x900
[  716.842019]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  716.847120]  ? ___ratelimit+0x3b9/0x672
[  716.851183]  ? idr_get_free+0xf70/0xf70
[  716.855153]  ? kasan_check_read+0x11/0x20
[  716.859295]  ? do_raw_spin_unlock+0xa7/0x330
[  716.863723]  oom_kill_process.cold.27+0x10/0x903
[  716.868472]  ? zap_class+0x640/0x640
[  716.872175]  ? _raw_spin_unlock+0x2c/0x50
[  716.876314]  ? oom_badness+0xe6/0xaa0
[  716.880200]  ? oom_evaluate_task+0x540/0x540
[  716.884605]  ? find_held_lock+0x36/0x1c0
[  716.888863]  ? out_of_memory+0x974/0x1430
[  716.893020]  ? lock_downgrade+0x900/0x900
[  716.897171]  ? check_preemption_disabled+0x48/0x280
[  716.902212]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  716.907157]  ? kasan_check_read+0x11/0x20
[  716.911295]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  716.916849]  ? rcu_softirq_qs+0x20/0x20
[  716.920820]  ? kasan_check_write+0x14/0x20
[  716.925051]  ? oom_evaluate_task+0x302/0x540
[  716.929458]  out_of_memory+0xa84/0x1430
[  716.933432]  ? oom_killer_disable+0x3a0/0x3a0
[  716.937918]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  716.942846]  ? __ww_mutex_check_waiters+0x160/0x160
[  716.947898]  __alloc_pages_slowpath+0x2354/0x2e10
[  716.952764]  ? warn_alloc+0x120/0x120
[  716.956562]  ? mark_held_locks+0x130/0x130
[  716.960801]  ? find_get_entry+0xaae/0x1120
[  716.965146]  ? filemap_map_pages+0x1a20/0x1a20
[  716.969727]  ? zap_class+0x640/0x640
[  716.973439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  716.978970]  ? check_preemption_disabled+0x48/0x280
[  716.983984]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  716.989518]  ? should_fail+0x22d/0xd01
[  716.993405]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  716.998503]  ? zap_class+0x640/0x640
[  717.002229]  ? __lock_is_held+0xb5/0x140
[  717.006392]  ? mark_held_locks+0x130/0x130
[  717.010620]  ? lock_release+0xa00/0xa00
[  717.014832]  ? perf_trace_sched_process_exec+0x860/0x860
[  717.020276]  ? xa_load+0x2ba/0x460
[  717.023813]  ? lock_downgrade+0x900/0x900
[  717.027980]  ? __might_sleep+0x95/0x190
[  717.031954]  __alloc_pages_nodemask+0xa80/0xde0
[  717.036624]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  717.041634]  ? __page_cache_alloc+0x191/0x5c0
[  717.046147]  ? xa_load+0x2e1/0x460
[  717.049686]  ? xa_clear_mark+0x40/0x40
[  717.053569]  ? zap_class+0x640/0x640
[  717.057282]  ? zap_class+0x640/0x640
[  717.060990]  ? zap_class+0x640/0x640
[  717.064711]  ? __do_page_cache_readahead+0x663/0x810
[  717.069831]  ? find_held_lock+0x36/0x1c0
[  717.073890]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  717.079428]  alloc_pages_current+0x173/0x350
[  717.083835]  __page_cache_alloc+0x38c/0x5c0
[  717.088146]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  717.093071]  ? kasan_check_read+0x11/0x20
[  717.097222]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  717.102491]  ? generic_perform_write+0x6a0/0x6a0
[  717.107244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  717.112773]  ? check_preemption_disabled+0x48/0x280
[  717.118062]  filemap_fault+0x1595/0x25f0
[  717.122139]  ? __lock_page_or_retry+0xa00/0xa00
[  717.126804]  ? mark_held_locks+0x130/0x130
[  717.131146]  ? filemap_map_pages+0xd6b/0x1a20
[  717.135636]  ? lock_downgrade+0x900/0x900
[  717.139776]  ? check_preemption_disabled+0x48/0x280
[  717.144790]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  717.149712]  ? kasan_check_read+0x11/0x20
[  717.153854]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  717.159131]  ? rcu_softirq_qs+0x20/0x20
[  717.163114]  ? filemap_map_pages+0xd92/0x1a20
[  717.167614]  ? find_get_entries_tag+0x1400/0x1400
[  717.172450]  ? futex_wake+0x760/0x760
[  717.176253]  ? lock_acquire+0x1ed/0x520
[  717.180218]  ? ext4_filemap_fault+0x7a/0xad
[  717.184538]  ? lock_release+0xa00/0xa00
[  717.188504]  ? perf_trace_sched_process_exec+0x860/0x860
[  717.193949]  ? print_usage_bug+0xc0/0xc0
[  717.198026]  ? print_usage_bug+0xc0/0xc0
[  717.202088]  ? down_read+0x8d/0x120
[  717.205713]  ? ext4_filemap_fault+0x7a/0xad
[  717.210031]  ? __down_interruptible+0x700/0x700
[  717.214960]  ext4_filemap_fault+0x82/0xad
[  717.219111]  __do_fault+0x100/0x6b0
[  717.222770]  ? pmd_devmap_trans_unstable+0x220/0x220
[  717.227867]  ? mark_held_locks+0x130/0x130
[  717.232093]  ? mark_held_locks+0x130/0x130
[  717.236333]  ? __might_fault+0x12b/0x1e0
[  717.240385]  ? lock_downgrade+0x900/0x900
[  717.244526]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  717.250054]  __handle_mm_fault+0x3ea0/0x5be0
[  717.254477]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  717.259316]  ? kasan_check_read+0x11/0x20
[  717.263457]  ? _copy_to_user+0xc8/0x110
[  717.267437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  717.272978]  ? zap_class+0x640/0x640
[  717.276685]  ? zap_class+0x640/0x640
[  717.280402]  ? find_held_lock+0x36/0x1c0
[  717.284495]  ? handle_mm_fault+0x42a/0xc70
[  717.288722]  ? lock_downgrade+0x900/0x900
[  717.292874]  ? check_preemption_disabled+0x48/0x280
[  717.297886]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  717.302802]  ? kasan_check_read+0x11/0x20
[  717.306942]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  717.312214]  ? rcu_softirq_qs+0x20/0x20
[  717.316390]  ? trace_hardirqs_off_caller+0x310/0x310
[  717.321489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  717.327019]  ? check_preemption_disabled+0x48/0x280
[  717.332056]  handle_mm_fault+0x54f/0xc70
[  717.336137]  ? __handle_mm_fault+0x5be0/0x5be0
[  717.340718]  ? find_vma+0x34/0x190
[  717.344270]  __do_page_fault+0x5e8/0xe60
[  717.348323]  ? trace_hardirqs_off+0xb8/0x310
[  717.352734]  do_page_fault+0xf2/0x7e0
[  717.356526]  ? vmalloc_sync_all+0x30/0x30
[  717.360683]  ? error_entry+0x70/0xd0
[  717.364392]  ? trace_hardirqs_off_caller+0xbb/0x310
[  717.369402]  ? trace_hardirqs_on_caller+0xc0/0x310
[  717.374343]  ? syscall_return_slowpath+0x5e0/0x5e0
[  717.379262]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  717.384103]  ? trace_hardirqs_on_caller+0x310/0x310
[  717.389139]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  717.394590]  ? prepare_exit_to_usermode+0x291/0x3b0
[  717.399597]  ? page_fault+0x8/0x30
[  717.403133]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  717.407973]  ? page_fault+0x8/0x30
[  717.411517]  page_fault+0x1e/0x30
[  717.415220] RIP: 0033:0x407e06
[  717.418430] Code: Bad RIP value.
[  717.421779] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  717.427139] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  717.434411] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  717.441670] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  717.448924] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  717.456184] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  717.463491] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  717.463549] aoe: skb alloc failure
[  717.470760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  717.470767] Call Trace:
[  717.474335] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  717.483652]  dump_stack+0x244/0x39d
[  717.486201] syz-fuzzer cpuset=/ mems_allowed=0
[  717.496496]  ? dump_stack_print_info.cold.1+0x20/0x20
[  717.509843]  warn_alloc.cold.116+0xb7/0x1bd
[  717.514620]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  717.519475]  ? lock_downgrade+0x900/0x900
[  717.523631]  ? trace_hardirqs_off+0xb8/0x310
[  717.528062]  ? trace_hardirqs_off+0xb8/0x310
[  717.532500]  __alloc_pages_slowpath+0x26e8/0x2e10
[  717.537353]  ? warn_alloc+0x120/0x120
[  717.541149]  ? zap_class+0x640/0x640
[  717.544860]  ? warn_alloc+0x120/0x120
[  717.548655]  ? warn_alloc+0x120/0x120
[  717.552446]  ? print_usage_bug+0xc0/0xc0
[  717.556497]  ? find_held_lock+0x36/0x1c0
[  717.560557]  ? print_usage_bug+0xc0/0xc0
[  717.564622]  ? cpuacct_charge+0x265/0x440
[  717.568889]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  717.574419]  ? should_fail+0x22d/0xd01
[  717.578294]  ? find_held_lock+0x36/0x1c0
[  717.582367]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  717.587484]  ? __lock_acquire+0x62f/0x4c20
[  717.591737]  ? should_fail+0x22d/0xd01
[  717.595632]  ? mark_held_locks+0x130/0x130
[  717.599870]  ? mark_held_locks+0x130/0x130
[  717.604120]  ? __lock_acquire+0x62f/0x4c20
[  717.608364]  ? zap_class+0x640/0x640
[  717.612069]  ? __lock_is_held+0xb5/0x140
[  717.616610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  717.622161]  ? check_preemption_disabled+0x48/0x280
[  717.627183]  ? __lock_is_held+0xb5/0x140
[  717.631243]  __alloc_pages_nodemask+0xa80/0xde0
[  717.635900]  ? zap_class+0x640/0x640
[  717.639612]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  717.644644]  ? find_held_lock+0x36/0x1c0
[  717.648725]  ? ____cache_alloc_node+0x1c7/0x1e0
[  717.653387]  ? lock_downgrade+0x900/0x900
[  717.657536]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  717.663073]  cache_grow_begin+0xa5/0x8c0
[  717.667133]  ? do_raw_spin_unlock+0xa7/0x330
[  717.671542]  fallback_alloc+0x204/0x2e0
[  717.675521]  ____cache_alloc_node+0x1c7/0x1e0
[  717.680018]  kmem_cache_alloc+0x1f8/0x730
[  717.684198]  skb_clone+0x1bb/0x500
[  717.687747]  ? finish_task_switch+0x1b4/0x910
[  717.692267]  ? skb_split+0x11e0/0x11e0
[  717.696155]  ? preempt_notifier_register+0x200/0x200
[  717.701249]  ? __switch_to_asm+0x34/0x70
[  717.705323]  ? __switch_to_asm+0x34/0x70
[  717.709379]  ? __switch_to_asm+0x40/0x70
[  717.713639]  ? __switch_to_asm+0x34/0x70
[  717.717690]  ? __switch_to_asm+0x40/0x70
[  717.721746]  ? __switch_to_asm+0x34/0x70
[  717.725814]  ? __switch_to_asm+0x40/0x70
[  717.729877]  ? __switch_to_asm+0x34/0x70
[  717.733930]  ? __switch_to_asm+0x34/0x70
[  717.737985]  ? __switch_to_asm+0x40/0x70
[  717.742042]  ? __switch_to_asm+0x34/0x70
[  717.746113]  bpf_clone_redirect+0xb9/0x490
[  717.750382]  ? __schedule+0x8d7/0x21d0
[  717.754268]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  717.759277]  ? __sched_text_start+0x8/0x8
[  717.763421]  ? retint_kernel+0x2d/0x2d
[  717.767316]  ? find_held_lock+0x36/0x1c0
[  717.771378]  ? lock_acquire+0x1ed/0x520
[  717.775347]  ? bpf_test_run+0x3cb/0x780
[  717.779319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  717.784853]  ? check_preemption_disabled+0x48/0x280
[  717.789872]  ? kasan_check_read+0x11/0x20
[  717.794013]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  717.799282]  ? rcu_softirq_qs+0x20/0x20
[  717.803255]  ? preempt_schedule+0x4d/0x60
[  717.807403]  ? ___preempt_schedule+0x16/0x18
[  717.811929]  ? bpf_test_run+0x25d/0x780
[  717.816355]  ? netlink_diag_dump+0x2a0/0x2a0
[  717.820797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  717.826328]  ? bpf_test_init.isra.10+0x70/0x100
[  717.831552]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  717.836317]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  717.841166]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  717.846705]  ? fput+0x130/0x1a0
[  717.849983]  ? __bpf_prog_get+0x9b/0x290
[  717.854046]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  717.858886]  ? bpf_prog_test_run+0x130/0x1a0
[  717.863295]  ? __x64_sys_bpf+0x3db/0x520
[  717.867350]  ? bpf_prog_get+0x20/0x20
[  717.871175]  ? do_syscall_64+0x1b9/0x820
[  717.875230]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  717.880595]  ? syscall_return_slowpath+0x5e0/0x5e0
[  717.885515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  717.890357]  ? trace_hardirqs_on_caller+0x310/0x310
[  717.895388]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  717.900407]  ? prepare_exit_to_usermode+0x291/0x3b0
[  717.905424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  717.910265]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  717.915910] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  717.915915] warn_alloc_show_mem: 1 callbacks suppressed
[  717.915922] Mem-Info:
[  717.922924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  717.928291] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  717.928291]  active_file:32 inactive_file:0 isolated_file:0
[  717.928291]  unevictable:0 dirty:0 writeback:0 unstable:0
[  717.928291]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  717.928291]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  717.928291]  free:13730 free_pcp:227 free_cma:0
[  717.930655] Call Trace:
[  717.940024] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  717.972948]  <IRQ>
[  717.975509] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  718.003343]  dump_stack+0x244/0x39d
[  718.005461] lowmem_reserve[]: 0 2818 6321 6321
[  718.031811]  ? dump_stack_print_info.cold.1+0x20/0x20
[  718.035497] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  718.040101]  warn_alloc.cold.116+0xb7/0x1bd
[  718.045239] lowmem_reserve[]: 0 0 3503 3503
[  718.072834]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  718.077120] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  718.081432]  ? lock_downgrade+0x900/0x900
[  718.086239] lowmem_reserve[]: 0 0 0 0
[  718.115574]  ? trace_hardirqs_off+0xb8/0x310
[  718.119693] 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
[  718.123489]  ? trace_hardirqs_off+0xb8/0x310
[  718.127884] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  718.141398]  __alloc_pages_slowpath+0x26e8/0x2e10
[  718.145770] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  718.160539]  ? warn_alloc+0x120/0x120
[  718.165337] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  718.179455]  ? warn_alloc+0x120/0x120
[  718.183234] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  718.192050]  ? warn_alloc+0x120/0x120
[  718.195827] 6658 total pagecache pages
[  718.204388]  ? print_usage_bug+0xc0/0xc0
[  718.208172] 0 pages in swap cache
[  718.212044]  ? print_usage_bug+0xc0/0xc0
[  718.216573] Swap cache stats: add 0, delete 0, find 0/0
[  718.216586] Free swap  = 0kB
[  718.220025]  ? ktime_get+0x2c1/0x400
[  718.224077] Total swap = 0kB
[  718.229436]  ? check_preemption_disabled+0x48/0x280
[  718.232422] 1965979 pages RAM
[  718.236123]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  718.239110] 0 pages HighMem/MovableOnly
[  718.244114]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  718.247187] 342853 pages reserved
[  718.251664]  ? should_fail+0x22d/0xd01
[  718.255612] 0 pages cma reserved
[  718.261140]  ? kasan_check_read+0x11/0x20
[  718.275943]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  718.281052]  ? __lock_acquire+0x62f/0x4c20
[  718.285303]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  718.286669] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  718.290411]  ? should_fail+0x22d/0xd01
[  718.300881] syz-executor0 cpuset=syz0 mems_allowed=0
[  718.304754]  ? print_usage_bug+0xc0/0xc0
[  718.314120]  ? mark_held_locks+0x130/0x130
[  718.318370]  ? mark_held_locks+0x130/0x130
[  718.322612]  ? check_preemption_disabled+0x48/0x280
[  718.327626]  ? zap_class+0x640/0x640
[  718.331337]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  718.336106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.341637]  ? check_preemption_disabled+0x48/0x280
[  718.346653]  ? __lock_is_held+0xb5/0x140
[  718.350731]  __alloc_pages_nodemask+0xa80/0xde0
[  718.355395]  ? zap_class+0x640/0x640
[  718.359113]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  718.364141]  ? find_held_lock+0x36/0x1c0
[  718.368201]  ? ____cache_alloc_node+0x1c7/0x1e0
[  718.372864]  ? lock_downgrade+0x900/0x900
[  718.377021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.382573]  cache_grow_begin+0xa5/0x8c0
[  718.386630]  ? do_raw_spin_unlock+0xa7/0x330
[  718.391041]  fallback_alloc+0x204/0x2e0
[  718.395037]  ____cache_alloc_node+0x1c7/0x1e0
[  718.399545]  kmem_cache_alloc_node+0xe3/0x730
[  718.404034]  ? lockdep_hardirqs_on+0x296/0x5b0
[  718.408630]  __alloc_skb+0x119/0x770
[  718.412339]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  718.417991]  ? netdev_alloc_frag+0x1f0/0x1f0
[  718.422406]  ? vprintk_default+0x28/0x30
[  718.426467]  ? vprintk_func+0x85/0x181
[  718.430350]  ? printk+0xa7/0xcf
[  718.433631]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  718.438391]  new_skb+0x26/0x1c0
[  718.441664]  aoecmd_cfg+0x279/0x7f0
[  718.445290]  ? find_held_lock+0x36/0x1c0
[  718.449350]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  718.453672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.459217]  ? __lock_is_held+0xb5/0x140
[  718.463300]  discover_timer+0x50/0x60
[  718.467098]  call_timer_fn+0x272/0x920
[  718.470977]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  718.475811]  ? process_timeout+0x40/0x40
[  718.479889]  ? mark_held_locks+0xc7/0x130
[  718.484031]  ? _raw_spin_unlock_irq+0x27/0x80
[  718.488524]  ? _raw_spin_unlock_irq+0x27/0x80
[  718.493015]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  718.497852]  ? lockdep_hardirqs_on+0x296/0x5b0
[  718.502462]  ? trace_hardirqs_on+0xbd/0x310
[  718.506776]  ? kasan_check_read+0x11/0x20
[  718.510914]  ? __run_timers+0x7da/0xc70
[  718.515130]  ? trace_hardirqs_off_caller+0x310/0x310
[  718.520240]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  718.525084]  __run_timers+0x7e5/0xc70
[  718.528891]  ? timer_fixup_init+0x70/0x70
[  718.533034]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  718.538060]  ? zap_class+0x640/0x640
[  718.541796]  ? print_usage_bug+0xc0/0xc0
[  718.545858]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  718.551058]  ? find_held_lock+0x36/0x1c0
[  718.555123]  ? zap_class+0x640/0x640
[  718.558837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.564370]  ? check_preemption_disabled+0x48/0x280
[  718.569388]  ? __lock_is_held+0xb5/0x140
[  718.573466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.579022]  ? check_preemption_disabled+0x48/0x280
[  718.584060]  run_timer_softirq+0x52/0xb0
[  718.588137]  ? rcu_read_lock_sched_held+0x14f/0x180
[  718.593152]  __do_softirq+0x308/0xb7e
[  718.596946]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  718.601454]  ? lock_downgrade+0x900/0x900
[  718.605612]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  718.610732]  ? pvclock_read_flags+0x160/0x160
[  718.615495]  ? lapic_next_event+0x5a/0x90
[  718.619652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.625192]  ? kvm_clock_read+0x18/0x30
[  718.629175]  ? kvm_sched_clock_read+0x9/0x20
[  718.633578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.639106]  ? check_preemption_disabled+0x48/0x280
[  718.644129]  irq_exit+0x17f/0x1c0
[  718.647581]  smp_apic_timer_interrupt+0x1cb/0x760
[  718.652418]  ? smp_reschedule_interrupt+0x109/0x650
[  718.657431]  ? smp_call_function_single_interrupt+0x650/0x650
[  718.663830]  ? interrupt_entry+0xb5/0xc0
[  718.667891]  ? trace_hardirqs_off_caller+0xbb/0x310
[  718.672901]  ? trace_hardirqs_off_caller+0xbb/0x310
[  718.677915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  718.682750]  ? trace_hardirqs_on_caller+0x310/0x310
[  718.687758]  ? trace_hardirqs_on_caller+0x310/0x310
[  718.692771]  ? task_prio+0x50/0x50
[  718.696307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.701842]  ? check_preemption_disabled+0x48/0x280
[  718.706856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  718.711701]  apic_timer_interrupt+0xf/0x20
[  718.716162]  </IRQ>
[  718.718392] RIP: 0010:console_unlock+0x102f/0x1190
[  718.723318] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  718.742210] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  718.749914] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  718.757175] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  718.764434] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  718.771690] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  718.778952] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  718.786234]  ? netconsole_netdev_event+0x280/0x280
[  718.791163]  ? console_unlock+0x1026/0x1190
[  718.796078]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  718.800742]  ? vprintk_emit+0x846/0x990
[  718.804711]  ? lock_release+0xa00/0xa00
[  718.808679]  ? trace_hardirqs_on+0x70/0x310
[  718.812992]  ? vprintk_default+0x28/0x30
[  718.817333]  ? trace_hardirqs_off_caller+0x310/0x310
[  718.822432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  718.827967]  vprintk_emit+0x391/0x990
[  718.831768]  ? wake_up_klogd+0x180/0x180
[  718.835833]  ? find_held_lock+0x11/0x1c0
[  718.839895]  ? mark_held_locks+0xc7/0x130
[  718.844124]  ? _raw_spin_unlock_irq+0x27/0x80
[  718.848613]  ? _raw_spin_unlock_irq+0x27/0x80
[  718.853114]  vprintk_default+0x28/0x30
[  718.856996]  vprintk_func+0x7e/0x181
[  718.860702]  printk+0xa7/0xcf
[  718.863800]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  718.868553]  ? _raw_spin_unlock_irq+0x60/0x80
[  718.873094]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  718.878394]  dump_header+0x7cc/0xf72
[  718.882114]  ? pagefault_out_of_memory+0x197/0x197
[  718.887071]  ? __lock_acquire+0x62f/0x4c20
[  718.891324]  ? print_usage_bug+0xc0/0xc0
[  718.895384]  ? zap_class+0x640/0x640
[  718.899095]  ? zap_class+0x640/0x640
[  718.902804]  ? print_usage_bug+0xc0/0xc0
[  718.906859]  ? print_usage_bug+0xc0/0xc0
[  718.910925]  ? find_held_lock+0x36/0x1c0
[  718.915211]  ? mark_held_locks+0xc7/0x130
[  718.919353]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  718.924625]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  718.929725]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  718.934299]  ? trace_hardirqs_on+0xbd/0x310
[  718.938615]  ? kasan_check_read+0x11/0x20
[  718.942753]  ? ___ratelimit+0x3b4/0x672
[  718.946723]  ? trace_hardirqs_off_caller+0x310/0x310
[  718.951848]  ? trace_hardirqs_on+0x310/0x310
[  718.956247]  ? lock_downgrade+0x900/0x900
[  718.960392]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  718.965503]  ? ___ratelimit+0x3b9/0x672
[  718.969488]  ? idr_get_free+0xf70/0xf70
[  718.973456]  ? kasan_check_read+0x11/0x20
[  718.977594]  ? do_raw_spin_unlock+0xa7/0x330
[  718.982011]  oom_kill_process.cold.27+0x10/0x903
[  718.986765]  ? zap_class+0x640/0x640
[  718.990478]  ? _raw_spin_unlock+0x2c/0x50
[  718.994622]  ? oom_badness+0xe6/0xaa0
[  718.998424]  ? oom_evaluate_task+0x540/0x540
[  719.002830]  ? find_held_lock+0x36/0x1c0
[  719.006892]  ? out_of_memory+0x974/0x1430
[  719.011043]  ? lock_downgrade+0x900/0x900
[  719.015457]  ? check_preemption_disabled+0x48/0x280
[  719.020468]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  719.025394]  ? kasan_check_read+0x11/0x20
[  719.029543]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  719.034817]  ? rcu_softirq_qs+0x20/0x20
[  719.038788]  ? kasan_check_write+0x14/0x20
[  719.043018]  ? oom_evaluate_task+0x302/0x540
[  719.047440]  out_of_memory+0xa84/0x1430
[  719.051434]  ? oom_killer_disable+0x3a0/0x3a0
[  719.055942]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  719.060972]  ? __ww_mutex_check_waiters+0x160/0x160
[  719.065995]  __alloc_pages_slowpath+0x2354/0x2e10
[  719.070855]  ? warn_alloc+0x120/0x120
[  719.074656]  ? mark_held_locks+0x130/0x130
[  719.078892]  ? find_get_entry+0xaae/0x1120
[  719.083133]  ? filemap_map_pages+0x1a20/0x1a20
[  719.087721]  ? zap_class+0x640/0x640
[  719.091434]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  719.096970]  ? check_preemption_disabled+0x48/0x280
[  719.101982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  719.107516]  ? should_fail+0x22d/0xd01
[  719.111403]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  719.116780]  ? zap_class+0x640/0x640
[  719.120510]  ? __lock_is_held+0xb5/0x140
[  719.124578]  ? mark_held_locks+0x130/0x130
[  719.128808]  ? lock_release+0xa00/0xa00
[  719.132790]  ? perf_trace_sched_process_exec+0x860/0x860
[  719.138232]  ? xa_load+0x2ba/0x460
[  719.141766]  ? lock_downgrade+0x900/0x900
[  719.145925]  ? __might_sleep+0x95/0x190
[  719.149900]  __alloc_pages_nodemask+0xa80/0xde0
[  719.154566]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  719.159581]  ? __page_cache_alloc+0x191/0x5c0
[  719.164082]  ? xa_load+0x2e1/0x460
[  719.167616]  ? xa_clear_mark+0x40/0x40
[  719.171496]  ? zap_class+0x640/0x640
[  719.175207]  ? zap_class+0x640/0x640
[  719.178918]  ? zap_class+0x640/0x640
[  719.182628]  ? __do_page_cache_readahead+0x663/0x810
[  719.187731]  ? find_held_lock+0x36/0x1c0
[  719.191790]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  719.197332]  alloc_pages_current+0x173/0x350
[  719.201738]  __page_cache_alloc+0x38c/0x5c0
[  719.206137]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  719.211069]  ? kasan_check_read+0x11/0x20
[  719.215451]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  719.220725]  ? generic_perform_write+0x6a0/0x6a0
[  719.225474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  719.231003]  ? check_preemption_disabled+0x48/0x280
[  719.236032]  filemap_fault+0x1595/0x25f0
[  719.240101]  ? __lock_page_or_retry+0xa00/0xa00
[  719.244766]  ? mark_held_locks+0x130/0x130
[  719.249002]  ? filemap_map_pages+0xd6b/0x1a20
[  719.253502]  ? lock_downgrade+0x900/0x900
[  719.257731]  ? check_preemption_disabled+0x48/0x280
[  719.262744]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  719.267687]  ? kasan_check_read+0x11/0x20
[  719.271839]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  719.277104]  ? rcu_softirq_qs+0x20/0x20
[  719.281086]  ? filemap_map_pages+0xd92/0x1a20
[  719.285589]  ? find_get_entries_tag+0x1400/0x1400
[  719.290426]  ? futex_wake+0x760/0x760
[  719.294236]  ? lock_acquire+0x1ed/0x520
[  719.298205]  ? ext4_filemap_fault+0x7a/0xad
[  719.302540]  ? lock_release+0xa00/0xa00
[  719.306508]  ? perf_trace_sched_process_exec+0x860/0x860
[  719.311954]  ? print_usage_bug+0xc0/0xc0
[  719.316283]  ? print_usage_bug+0xc0/0xc0
[  719.320453]  ? down_read+0x8d/0x120
[  719.324068]  ? ext4_filemap_fault+0x7a/0xad
[  719.328386]  ? __down_interruptible+0x700/0x700
[  719.333070]  ext4_filemap_fault+0x82/0xad
[  719.337217]  __do_fault+0x100/0x6b0
[  719.340849]  ? pmd_devmap_trans_unstable+0x220/0x220
[  719.346057]  ? mark_held_locks+0x130/0x130
[  719.350304]  ? mark_held_locks+0x130/0x130
[  719.354531]  ? __might_fault+0x12b/0x1e0
[  719.358586]  ? lock_downgrade+0x900/0x900
[  719.362735]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  719.368270]  __handle_mm_fault+0x3ea0/0x5be0
[  719.372680]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  719.377519]  ? kasan_check_read+0x11/0x20
[  719.381662]  ? _copy_to_user+0xc8/0x110
[  719.385643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  719.391307]  ? zap_class+0x640/0x640
[  719.395035]  ? zap_class+0x640/0x640
[  719.398770]  ? find_held_lock+0x36/0x1c0
[  719.402845]  ? handle_mm_fault+0x42a/0xc70
[  719.407073]  ? lock_downgrade+0x900/0x900
[  719.411220]  ? check_preemption_disabled+0x48/0x280
[  719.416497]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  719.421446]  ? kasan_check_read+0x11/0x20
[  719.425584]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  719.430852]  ? rcu_softirq_qs+0x20/0x20
[  719.434823]  ? trace_hardirqs_off_caller+0x310/0x310
[  719.439920]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  719.445452]  ? check_preemption_disabled+0x48/0x280
[  719.450469]  handle_mm_fault+0x54f/0xc70
[  719.454546]  ? __handle_mm_fault+0x5be0/0x5be0
[  719.459125]  ? find_vma+0x34/0x190
[  719.462680]  __do_page_fault+0x5e8/0xe60
[  719.466735]  ? trace_hardirqs_off+0xb8/0x310
[  719.471282]  do_page_fault+0xf2/0x7e0
[  719.475082]  ? vmalloc_sync_all+0x30/0x30
[  719.479229]  ? error_entry+0x70/0xd0
[  719.482938]  ? trace_hardirqs_off_caller+0xbb/0x310
[  719.487944]  ? trace_hardirqs_on_caller+0xc0/0x310
[  719.492881]  ? syscall_return_slowpath+0x5e0/0x5e0
[  719.497890]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  719.502738]  ? trace_hardirqs_on_caller+0x310/0x310
[  719.507747]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  719.513197]  ? prepare_exit_to_usermode+0x291/0x3b0
[  719.518469]  ? page_fault+0x8/0x30
[  719.522010]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  719.526862]  ? page_fault+0x8/0x30
[  719.530394]  page_fault+0x1e/0x30
[  719.533838] RIP: 0033:0x407e06
[  719.537050] Code: Bad RIP value.
[  719.540418] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  719.545775] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  719.553054] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  719.560319] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  719.567577] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  719.574837] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  719.582128] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  719.582188] aoe: skb alloc failure
[  719.589403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  719.589410] Call Trace:
[  719.593003] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  719.602277]  dump_stack+0x244/0x39d
[  719.604828] syz-fuzzer cpuset=/ mems_allowed=0
[  719.615338]  ? dump_stack_print_info.cold.1+0x20/0x20
[  719.628678]  warn_alloc.cold.116+0xb7/0x1bd
[  719.632990]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  719.637865]  ? lock_downgrade+0x900/0x900
[  719.642030]  ? trace_hardirqs_off+0xb8/0x310
[  719.646462]  ? trace_hardirqs_off+0xb8/0x310
[  719.650876]  __alloc_pages_slowpath+0x26e8/0x2e10
[  719.655760]  ? warn_alloc+0x120/0x120
[  719.659561]  ? zap_class+0x640/0x640
[  719.663273]  ? warn_alloc+0x120/0x120
[  719.667078]  ? warn_alloc+0x120/0x120
[  719.670871]  ? print_usage_bug+0xc0/0xc0
[  719.674937]  ? find_held_lock+0x36/0x1c0
[  719.678996]  ? print_usage_bug+0xc0/0xc0
[  719.683068]  ? cpuacct_charge+0x265/0x440
[  719.687217]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  719.692752]  ? should_fail+0x22d/0xd01
[  719.696629]  ? find_held_lock+0x36/0x1c0
[  719.700689]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  719.705789]  ? __lock_acquire+0x62f/0x4c20
[  719.710033]  ? should_fail+0x22d/0xd01
[  719.714380]  ? mark_held_locks+0x130/0x130
[  719.718622]  ? mark_held_locks+0x130/0x130
[  719.722852]  ? __lock_acquire+0x62f/0x4c20
[  719.727089]  ? zap_class+0x640/0x640
[  719.730799]  ? __lock_is_held+0xb5/0x140
[  719.734873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  719.740404]  ? check_preemption_disabled+0x48/0x280
[  719.745515]  ? __lock_is_held+0xb5/0x140
[  719.749581]  __alloc_pages_nodemask+0xa80/0xde0
[  719.754245]  ? zap_class+0x640/0x640
[  719.757957]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  719.762982]  ? find_held_lock+0x36/0x1c0
[  719.767056]  ? ____cache_alloc_node+0x1c7/0x1e0
[  719.771756]  ? lock_downgrade+0x900/0x900
[  719.775908]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  719.781453]  cache_grow_begin+0xa5/0x8c0
[  719.785508]  ? do_raw_spin_unlock+0xa7/0x330
[  719.789922]  fallback_alloc+0x204/0x2e0
[  719.793911]  ____cache_alloc_node+0x1c7/0x1e0
[  719.798403]  kmem_cache_alloc+0x1f8/0x730
[  719.802678]  skb_clone+0x1bb/0x500
[  719.806217]  ? finish_task_switch+0x1b4/0x910
[  719.810709]  ? skb_split+0x11e0/0x11e0
[  719.815282]  ? preempt_notifier_register+0x200/0x200
[  719.820381]  ? __switch_to_asm+0x34/0x70
[  719.824453]  ? __switch_to_asm+0x34/0x70
[  719.829052]  ? __switch_to_asm+0x40/0x70
[  719.833106]  ? __switch_to_asm+0x34/0x70
[  719.837160]  ? __switch_to_asm+0x40/0x70
[  719.841216]  ? __switch_to_asm+0x34/0x70
[  719.845267]  ? __switch_to_asm+0x40/0x70
[  719.849321]  ? __switch_to_asm+0x34/0x70
[  719.853382]  ? __switch_to_asm+0x34/0x70
[  719.857445]  ? __switch_to_asm+0x40/0x70
[  719.861499]  ? __switch_to_asm+0x34/0x70
[  719.865565]  bpf_clone_redirect+0xb9/0x490
[  719.869798]  ? __schedule+0x8d7/0x21d0
[  719.873707]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  719.878720]  ? __sched_text_start+0x8/0x8
[  719.882868]  ? retint_kernel+0x2d/0x2d
[  719.886763]  ? find_held_lock+0x36/0x1c0
[  719.890830]  ? lock_acquire+0x1ed/0x520
[  719.894800]  ? bpf_test_run+0x3cb/0x780
[  719.898776]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  719.904308]  ? check_preemption_disabled+0x48/0x280
[  719.909326]  ? kasan_check_read+0x11/0x20
[  719.913923]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  719.919277]  ? rcu_softirq_qs+0x20/0x20
[  719.923249]  ? preempt_schedule+0x4d/0x60
[  719.927398]  ? ___preempt_schedule+0x16/0x18
[  719.931833]  ? bpf_test_run+0x25d/0x780
[  719.935815]  ? netlink_diag_dump+0x2a0/0x2a0
[  719.940239]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  719.945774]  ? bpf_test_init.isra.10+0x70/0x100
[  719.950449]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  719.955210]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  719.960048]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  719.965583]  ? fput+0x130/0x1a0
[  719.968862]  ? __bpf_prog_get+0x9b/0x290
[  719.972924]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  719.977761]  ? bpf_prog_test_run+0x130/0x1a0
[  719.982167]  ? __x64_sys_bpf+0x3db/0x520
[  719.986225]  ? bpf_prog_get+0x20/0x20
[  719.990050]  ? do_syscall_64+0x1b9/0x820
[  719.994103]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  719.999465]  ? syscall_return_slowpath+0x5e0/0x5e0
[  720.004408]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  720.009262]  ? trace_hardirqs_on_caller+0x310/0x310
[  720.014551]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  720.019566]  ? prepare_exit_to_usermode+0x291/0x3b0
[  720.024584]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  720.029428]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  720.035273] warn_alloc_show_mem: 1 callbacks suppressed
[  720.035282] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  720.035284] Mem-Info:
[  720.035318] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  720.035318]  active_file:32 inactive_file:0 isolated_file:0
[  720.035318]  unevictable:0 dirty:0 writeback:0 unstable:0
[  720.035318]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  720.035318]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  720.035318]  free:13730 free_pcp:227 free_cma:0
[  720.040648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  720.047658] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  720.050058] Call Trace:
[  720.083204] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  720.092550]  <IRQ>
[  720.121157] lowmem_reserve[]: 0 2818 6321 6321
[  720.123751]  dump_stack+0x244/0x39d
[  720.149826] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  720.151971]  ? dump_stack_print_info.cold.1+0x20/0x20
[  720.156524] lowmem_reserve[]: 0 0 3503 3503
[  720.160150]  warn_alloc.cold.116+0xb7/0x1bd
[  720.187606] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  720.192785]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  720.197074] lowmem_reserve[]: 0 0 0 0
[  720.201393]  ? lock_downgrade+0x900/0x900
[  720.231282] 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
[  720.236125]  ? trace_hardirqs_off+0xb8/0x310
[  720.239989] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  720.244133]  ? trace_hardirqs_off+0xb8/0x310
[  720.257623] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  720.262047]  __alloc_pages_slowpath+0x26e8/0x2e10
[  720.276759] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  720.281182]  ? warn_alloc+0x120/0x120
[  720.295266] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  720.300099]  ? warn_alloc+0x120/0x120
[  720.308923] 6658 total pagecache pages
[  720.312707]  ? warn_alloc+0x120/0x120
[  720.321495] 0 pages in swap cache
[  720.325275]  ? print_usage_bug+0xc0/0xc0
[  720.329156] Swap cache stats: add 0, delete 0, find 0/0
[  720.332951]  ? print_usage_bug+0xc0/0xc0
[  720.336375] Free swap  = 0kB
[  720.340415]  ? ktime_get+0x2c1/0x400
[  720.345748] Total swap = 0kB
[  720.349796]  ? check_preemption_disabled+0x48/0x280
[  720.352787] 1965979 pages RAM
[  720.356484]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  720.359474] 0 pages HighMem/MovableOnly
[  720.364477]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  720.367551] 342853 pages reserved
[  720.372053]  ? should_fail+0x22d/0xd01
[  720.376001] 0 pages cma reserved
[  720.381548]  ? kasan_check_read+0x11/0x20
[  720.396366]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  720.401473]  ? __lock_acquire+0x62f/0x4c20
[  720.405714]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  720.406609] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  720.410808]  ? should_fail+0x22d/0xd01
[  720.421544] kworker/1:0 cpuset=/ mems_allowed=0
[  720.425417]  ? print_usage_bug+0xc0/0xc0
[  720.434130]  ? mark_held_locks+0x130/0x130
[  720.438370]  ? mark_held_locks+0x130/0x130
[  720.442612]  ? check_preemption_disabled+0x48/0x280
[  720.447628]  ? zap_class+0x640/0x640
[  720.451335]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  720.456093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.461641]  ? check_preemption_disabled+0x48/0x280
[  720.466660]  ? __lock_is_held+0xb5/0x140
[  720.470839]  __alloc_pages_nodemask+0xa80/0xde0
[  720.475504]  ? zap_class+0x640/0x640
[  720.479218]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  720.484237]  ? find_held_lock+0x36/0x1c0
[  720.488301]  ? ____cache_alloc_node+0x1c7/0x1e0
[  720.492979]  ? lock_downgrade+0x900/0x900
[  720.497170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.502700]  cache_grow_begin+0xa5/0x8c0
[  720.506749]  ? do_raw_spin_unlock+0xa7/0x330
[  720.511170]  fallback_alloc+0x204/0x2e0
[  720.515144]  ____cache_alloc_node+0x1c7/0x1e0
[  720.519864]  kmem_cache_alloc_node+0xe3/0x730
[  720.524374]  ? lockdep_hardirqs_on+0x296/0x5b0
[  720.528962]  __alloc_skb+0x119/0x770
[  720.532680]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  720.538039]  ? netdev_alloc_frag+0x1f0/0x1f0
[  720.542537]  ? vprintk_default+0x28/0x30
[  720.546599]  ? vprintk_func+0x85/0x181
[  720.550479]  ? printk+0xa7/0xcf
[  720.553764]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  720.558520]  new_skb+0x26/0x1c0
[  720.561798]  aoecmd_cfg+0x279/0x7f0
[  720.565430]  ? find_held_lock+0x36/0x1c0
[  720.569490]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  720.573816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.579357]  ? __lock_is_held+0xb5/0x140
[  720.583421]  discover_timer+0x50/0x60
[  720.587214]  call_timer_fn+0x272/0x920
[  720.591095]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  720.595928]  ? process_timeout+0x40/0x40
[  720.600005]  ? mark_held_locks+0xc7/0x130
[  720.604146]  ? _raw_spin_unlock_irq+0x27/0x80
[  720.608635]  ? _raw_spin_unlock_irq+0x27/0x80
[  720.613118]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  720.618211]  ? lockdep_hardirqs_on+0x296/0x5b0
[  720.622786]  ? trace_hardirqs_on+0xbd/0x310
[  720.627101]  ? kasan_check_read+0x11/0x20
[  720.631238]  ? __run_timers+0x7da/0xc70
[  720.635205]  ? trace_hardirqs_off_caller+0x310/0x310
[  720.640313]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  720.645153]  __run_timers+0x7e5/0xc70
[  720.648956]  ? timer_fixup_init+0x70/0x70
[  720.653129]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  720.658143]  ? zap_class+0x640/0x640
[  720.662369]  ? print_usage_bug+0xc0/0xc0
[  720.666425]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  720.671631]  ? find_held_lock+0x36/0x1c0
[  720.675692]  ? zap_class+0x640/0x640
[  720.679407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.684939]  ? check_preemption_disabled+0x48/0x280
[  720.689956]  ? __lock_is_held+0xb5/0x140
[  720.694022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.699555]  ? check_preemption_disabled+0x48/0x280
[  720.704570]  run_timer_softirq+0x52/0xb0
[  720.708652]  ? rcu_read_lock_sched_held+0x14f/0x180
[  720.713659]  __do_softirq+0x308/0xb7e
[  720.717732]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  720.722231]  ? lock_downgrade+0x900/0x900
[  720.726380]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  720.731486]  ? pvclock_read_flags+0x160/0x160
[  720.735980]  ? lapic_next_event+0x5a/0x90
[  720.740131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.745665]  ? kvm_clock_read+0x18/0x30
[  720.749635]  ? kvm_sched_clock_read+0x9/0x20
[  720.754043]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.759587]  ? check_preemption_disabled+0x48/0x280
[  720.764600]  irq_exit+0x17f/0x1c0
[  720.768049]  smp_apic_timer_interrupt+0x1cb/0x760
[  720.772881]  ? smp_reschedule_interrupt+0x109/0x650
[  720.777895]  ? smp_call_function_single_interrupt+0x650/0x650
[  720.783772]  ? interrupt_entry+0xb5/0xc0
[  720.787833]  ? trace_hardirqs_off_caller+0xbb/0x310
[  720.792840]  ? trace_hardirqs_off_caller+0xbb/0x310
[  720.797853]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  720.802690]  ? trace_hardirqs_on_caller+0x310/0x310
[  720.808142]  ? trace_hardirqs_on_caller+0x310/0x310
[  720.813148]  ? task_prio+0x50/0x50
[  720.816982]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.822619]  ? check_preemption_disabled+0x48/0x280
[  720.827639]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  720.832494]  apic_timer_interrupt+0xf/0x20
[  720.836720]  </IRQ>
[  720.838987] RIP: 0010:console_unlock+0x102f/0x1190
[  720.843923] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  720.862816] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  720.870521] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  720.877781] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  720.885052] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  720.892315] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  720.899575] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  720.906843]  ? netconsole_netdev_event+0x280/0x280
[  720.911774]  ? console_unlock+0x1026/0x1190
[  720.916379]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  720.921038]  ? vprintk_emit+0x846/0x990
[  720.925013]  ? lock_release+0xa00/0xa00
[  720.928998]  ? trace_hardirqs_on+0x70/0x310
[  720.933313]  ? vprintk_default+0x28/0x30
[  720.937372]  ? trace_hardirqs_off_caller+0x310/0x310
[  720.942474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  720.948017]  vprintk_emit+0x391/0x990
[  720.951818]  ? wake_up_klogd+0x180/0x180
[  720.955879]  ? find_held_lock+0x11/0x1c0
[  720.959974]  ? mark_held_locks+0xc7/0x130
[  720.964137]  ? _raw_spin_unlock_irq+0x27/0x80
[  720.968622]  ? _raw_spin_unlock_irq+0x27/0x80
[  720.973120]  vprintk_default+0x28/0x30
[  720.977003]  vprintk_func+0x7e/0x181
[  720.980713]  printk+0xa7/0xcf
[  720.983813]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  720.988562]  ? _raw_spin_unlock_irq+0x60/0x80
[  720.993062]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  720.998340]  dump_header+0x7cc/0xf72
[  721.002060]  ? pagefault_out_of_memory+0x197/0x197
[  721.007005]  ? __lock_acquire+0x62f/0x4c20
[  721.011236]  ? print_usage_bug+0xc0/0xc0
[  721.015452]  ? zap_class+0x640/0x640
[  721.019150]  ? zap_class+0x640/0x640
[  721.022860]  ? print_usage_bug+0xc0/0xc0
[  721.026914]  ? print_usage_bug+0xc0/0xc0
[  721.030988]  ? find_held_lock+0x36/0x1c0
[  721.035073]  ? mark_held_locks+0xc7/0x130
[  721.039218]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  721.044316]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  721.049511]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  721.054092]  ? trace_hardirqs_on+0xbd/0x310
[  721.058410]  ? kasan_check_read+0x11/0x20
[  721.062551]  ? ___ratelimit+0x3b4/0x672
[  721.066520]  ? trace_hardirqs_off_caller+0x310/0x310
[  721.071618]  ? trace_hardirqs_on+0x310/0x310
[  721.076023]  ? lock_downgrade+0x900/0x900
[  721.080172]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  721.085269]  ? ___ratelimit+0x3b9/0x672
[  721.089243]  ? idr_get_free+0xf70/0xf70
[  721.093223]  ? kasan_check_read+0x11/0x20
[  721.097475]  ? do_raw_spin_unlock+0xa7/0x330
[  721.101887]  oom_kill_process.cold.27+0x10/0x903
[  721.106640]  ? zap_class+0x640/0x640
[  721.110364]  ? _raw_spin_unlock+0x2c/0x50
[  721.114508]  ? oom_badness+0xe6/0xaa0
[  721.118550]  ? oom_evaluate_task+0x540/0x540
[  721.122955]  ? find_held_lock+0x36/0x1c0
[  721.127049]  ? out_of_memory+0x974/0x1430
[  721.131192]  ? lock_downgrade+0x900/0x900
[  721.135338]  ? check_preemption_disabled+0x48/0x280
[  721.140350]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  721.145271]  ? kasan_check_read+0x11/0x20
[  721.149405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  721.154671]  ? rcu_softirq_qs+0x20/0x20
[  721.158643]  ? kasan_check_write+0x14/0x20
[  721.162880]  ? oom_evaluate_task+0x302/0x540
[  721.167283]  out_of_memory+0xa84/0x1430
[  721.171259]  ? oom_killer_disable+0x3a0/0x3a0
[  721.175755]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  721.180696]  ? __ww_mutex_check_waiters+0x160/0x160
[  721.185718]  __alloc_pages_slowpath+0x2354/0x2e10
[  721.190578]  ? warn_alloc+0x120/0x120
[  721.194370]  ? mark_held_locks+0x130/0x130
[  721.198601]  ? find_get_entry+0xaae/0x1120
[  721.202833]  ? filemap_map_pages+0x1a20/0x1a20
[  721.207405]  ? zap_class+0x640/0x640
[  721.211114]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  721.216895]  ? check_preemption_disabled+0x48/0x280
[  721.221905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  721.227439]  ? should_fail+0x22d/0xd01
[  721.231335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  721.236432]  ? zap_class+0x640/0x640
[  721.240162]  ? __lock_is_held+0xb5/0x140
[  721.244228]  ? mark_held_locks+0x130/0x130
[  721.248464]  ? lock_release+0xa00/0xa00
[  721.252434]  ? perf_trace_sched_process_exec+0x860/0x860
[  721.257880]  ? xa_load+0x2ba/0x460
[  721.261417]  ? lock_downgrade+0x900/0x900
[  721.265562]  ? __might_sleep+0x95/0x190
[  721.269532]  __alloc_pages_nodemask+0xa80/0xde0
[  721.274201]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  721.279213]  ? __page_cache_alloc+0x191/0x5c0
[  721.283698]  ? xa_load+0x2e1/0x460
[  721.287231]  ? xa_clear_mark+0x40/0x40
[  721.291112]  ? zap_class+0x640/0x640
[  721.294827]  ? zap_class+0x640/0x640
[  721.298534]  ? zap_class+0x640/0x640
[  721.302238]  ? __do_page_cache_readahead+0x663/0x810
[  721.307337]  ? find_held_lock+0x36/0x1c0
[  721.311391]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  721.317716]  alloc_pages_current+0x173/0x350
[  721.322124]  __page_cache_alloc+0x38c/0x5c0
[  721.326433]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  721.331352]  ? kasan_check_read+0x11/0x20
[  721.335511]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  721.340779]  ? generic_perform_write+0x6a0/0x6a0
[  721.345524]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  721.351050]  ? check_preemption_disabled+0x48/0x280
[  721.356079]  filemap_fault+0x1595/0x25f0
[  721.360247]  ? __lock_page_or_retry+0xa00/0xa00
[  721.364921]  ? mark_held_locks+0x130/0x130
[  721.369166]  ? filemap_map_pages+0xd6b/0x1a20
[  721.373670]  ? lock_downgrade+0x900/0x900
[  721.377811]  ? check_preemption_disabled+0x48/0x280
[  721.382824]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  721.387744]  ? kasan_check_read+0x11/0x20
[  721.391885]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  721.397153]  ? rcu_softirq_qs+0x20/0x20
[  721.401134]  ? filemap_map_pages+0xd92/0x1a20
[  721.405637]  ? find_get_entries_tag+0x1400/0x1400
[  721.410478]  ? futex_wake+0x760/0x760
[  721.414284]  ? lock_acquire+0x1ed/0x520
[  721.418475]  ? ext4_filemap_fault+0x7a/0xad
[  721.422800]  ? lock_release+0xa00/0xa00
[  721.426765]  ? perf_trace_sched_process_exec+0x860/0x860
[  721.432210]  ? print_usage_bug+0xc0/0xc0
[  721.436273]  ? print_usage_bug+0xc0/0xc0
[  721.440335]  ? down_read+0x8d/0x120
[  721.443960]  ? ext4_filemap_fault+0x7a/0xad
[  721.448290]  ? __down_interruptible+0x700/0x700
[  721.452965]  ext4_filemap_fault+0x82/0xad
[  721.457114]  __do_fault+0x100/0x6b0
[  721.460754]  ? pmd_devmap_trans_unstable+0x220/0x220
[  721.465884]  ? mark_held_locks+0x130/0x130
[  721.470119]  ? mark_held_locks+0x130/0x130
[  721.474352]  ? __might_fault+0x12b/0x1e0
[  721.478413]  ? lock_downgrade+0x900/0x900
[  721.482564]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  721.488101]  __handle_mm_fault+0x3ea0/0x5be0
[  721.492511]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  721.497479]  ? kasan_check_read+0x11/0x20
[  721.501621]  ? _copy_to_user+0xc8/0x110
[  721.505591]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  721.511262]  ? zap_class+0x640/0x640
[  721.514996]  ? zap_class+0x640/0x640
[  721.519050]  ? find_held_lock+0x36/0x1c0
[  721.523117]  ? handle_mm_fault+0x42a/0xc70
[  721.527345]  ? lock_downgrade+0x900/0x900
[  721.531496]  ? check_preemption_disabled+0x48/0x280
[  721.536512]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  721.541434]  ? kasan_check_read+0x11/0x20
[  721.545578]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  721.550848]  ? rcu_softirq_qs+0x20/0x20
[  721.554822]  ? trace_hardirqs_off_caller+0x310/0x310
[  721.559920]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  721.565462]  ? check_preemption_disabled+0x48/0x280
[  721.570480]  handle_mm_fault+0x54f/0xc70
[  721.574539]  ? __handle_mm_fault+0x5be0/0x5be0
[  721.579125]  ? find_vma+0x34/0x190
[  721.582666]  __do_page_fault+0x5e8/0xe60
[  721.586721]  ? trace_hardirqs_off+0xb8/0x310
[  721.591132]  do_page_fault+0xf2/0x7e0
[  721.594928]  ? vmalloc_sync_all+0x30/0x30
[  721.599097]  ? error_entry+0x70/0xd0
[  721.602819]  ? trace_hardirqs_off_caller+0xbb/0x310
[  721.607828]  ? trace_hardirqs_on_caller+0xc0/0x310
[  721.612748]  ? syscall_return_slowpath+0x5e0/0x5e0
[  721.617919]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  721.622763]  ? trace_hardirqs_on_caller+0x310/0x310
[  721.627773]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  721.633237]  ? prepare_exit_to_usermode+0x291/0x3b0
[  721.638247]  ? page_fault+0x8/0x30
[  721.641783]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  721.646620]  ? page_fault+0x8/0x30
[  721.650156]  page_fault+0x1e/0x30
[  721.653605] RIP: 0033:0x407e06
[  721.656813] Code: Bad RIP value.
[  721.660167] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  721.666018] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  721.673280] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  721.680541] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  721.687805] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  721.695066] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  721.702356] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  721.702424] aoe: skb alloc failure
[  721.709281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  721.709300] Workqueue: events_power_efficient neigh_periodic_work
[  721.712866] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  721.722619] Call Trace:
[  721.728831] syz-fuzzer cpuset=/ mems_allowed=0
[  721.739043]  dump_stack+0x244/0x39d
[  721.749801]  ? dump_stack_print_info.cold.1+0x20/0x20
[  721.755013]  warn_alloc.cold.116+0xb7/0x1bd
[  721.759347]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  721.764192]  ? lock_downgrade+0x900/0x900
[  721.768338]  ? trace_hardirqs_off+0xb8/0x310
[  721.772770]  ? trace_hardirqs_off+0xb8/0x310
[  721.777180]  __alloc_pages_slowpath+0x26e8/0x2e10
[  721.782043]  ? warn_alloc+0x120/0x120
[  721.785845]  ? warn_alloc+0x120/0x120
[  721.789647]  ? check_preemption_disabled+0x48/0x280
[  721.794656]  ? warn_alloc+0x120/0x120
[  721.798451]  ? zap_class+0x640/0x640
[  721.802166]  ? print_usage_bug+0xc0/0xc0
[  721.806243]  ? print_usage_bug+0xc0/0xc0
[  721.810299]  ? __lock_acquire+0x62f/0x4c20
[  721.814541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  721.820546]  ? should_fail+0x22d/0xd01
[  721.824432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  721.830025]  ? __lock_acquire+0x62f/0x4c20
[  721.834280]  ? __lock_acquire+0x62f/0x4c20
[  721.838510]  ? should_fail+0x22d/0xd01
[  721.842404]  ? mark_held_locks+0x130/0x130
[  721.846667]  ? mark_held_locks+0x130/0x130
[  721.850920]  ? pick_next_task_fair+0xa05/0x1b30
[  721.855601]  ? rcu_read_lock_sched_held+0x14f/0x180
[  721.860610]  ? zap_class+0x640/0x640
[  721.864332]  ? zap_class+0x640/0x640
[  721.868040]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  721.873575]  ? check_preemption_disabled+0x48/0x280
[  721.878591]  ? __lock_is_held+0xb5/0x140
[  721.882652]  __alloc_pages_nodemask+0xa80/0xde0
[  721.887314]  ? zap_class+0x640/0x640
[  721.891029]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  721.896071]  ? find_held_lock+0x36/0x1c0
[  721.900139]  ? ____cache_alloc_node+0x1c7/0x1e0
[  721.904807]  ? lock_downgrade+0x900/0x900
[  721.908976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  721.914511]  cache_grow_begin+0xa5/0x8c0
[  721.919074]  ? do_raw_spin_unlock+0xa7/0x330
[  721.923487]  fallback_alloc+0x204/0x2e0
[  721.927468]  ____cache_alloc_node+0x1c7/0x1e0
[  721.931971]  kmem_cache_alloc_node+0xe3/0x730
[  721.936464]  ? zap_class+0x640/0x640
[  721.940177]  ? __sched_text_start+0x8/0x8
[  721.944334]  __alloc_skb+0x119/0x770
[  721.948045]  ? zap_class+0x640/0x640
[  721.951758]  ? netdev_alloc_frag+0x1f0/0x1f0
[  721.956169]  ? neigh_periodic_work+0x8ca/0xc60
[  721.960754]  ? lock_downgrade+0x900/0x900
[  721.964907]  ? kasan_check_read+0x11/0x20
[  721.969055]  ? do_raw_write_lock+0x14f/0x310
[  721.973558]  __neigh_notify+0x8c/0x160
[  721.977442]  neigh_cleanup_and_release+0x7b/0xe0
[  721.982209]  neigh_periodic_work+0x8d2/0xc60
[  721.986622]  ? neigh_table_clear+0x390/0x390
[  721.991047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  721.996585]  ? check_preemption_disabled+0x48/0x280
[  722.001609]  ? __lock_is_held+0xb5/0x140
[  722.005679]  process_one_work+0xc90/0x1c40
[  722.009911]  ? mark_held_locks+0x130/0x130
[  722.014157]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  722.019325]  ? __switch_to_asm+0x40/0x70
[  722.023380]  ? __switch_to_asm+0x40/0x70
[  722.027438]  ? __switch_to_asm+0x34/0x70
[  722.031493]  ? __switch_to_asm+0x40/0x70
[  722.035547]  ? __switch_to_asm+0x34/0x70
[  722.039601]  ? __switch_to_asm+0x40/0x70
[  722.043658]  ? __switch_to_asm+0x34/0x70
[  722.047722]  ? __switch_to_asm+0x40/0x70
[  722.051783]  ? __schedule+0x8d7/0x21d0
[  722.055666]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  722.060262]  ? zap_class+0x640/0x640
[  722.063980]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  722.068742]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  722.073335]  ? lock_acquire+0x1ed/0x520
[  722.077321]  ? worker_thread+0x3e0/0x1390
[  722.081480]  ? kasan_check_read+0x11/0x20
[  722.085623]  ? do_raw_spin_lock+0x14f/0x350
[  722.089947]  ? kasan_check_read+0x11/0x20
[  722.094101]  ? rwlock_bug.part.2+0x90/0x90
[  722.098326]  ? trace_hardirqs_on+0x310/0x310
[  722.102740]  worker_thread+0x17f/0x1390
[  722.106704]  ? __switch_to_asm+0x34/0x70
[  722.110775]  ? process_one_work+0x1c40/0x1c40
[  722.115278]  ? __sched_text_start+0x8/0x8
[  722.119818]  ? __kthread_parkme+0xce/0x1a0
[  722.124055]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  722.129149]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  722.134262]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  722.138860]  ? trace_hardirqs_on+0xbd/0x310
[  722.143176]  ? kasan_check_read+0x11/0x20
[  722.147324]  ? __kthread_parkme+0xce/0x1a0
[  722.151563]  ? trace_hardirqs_off_caller+0x310/0x310
[  722.156670]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  722.161773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  722.167304]  ? __kthread_parkme+0xfb/0x1a0
[  722.171537]  ? process_one_work+0x1c40/0x1c40
[  722.176041]  kthread+0x35a/0x440
[  722.179418]  ? kthread_stop+0x900/0x900
[  722.183403]  ret_from_fork+0x3a/0x50
[  722.187135] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  722.187140] warn_alloc_show_mem: 1 callbacks suppressed
[  722.187146] Mem-Info:
[  722.194159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  722.199521] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  722.199521]  active_file:32 inactive_file:0 isolated_file:0
[  722.199521]  unevictable:0 dirty:0 writeback:0 unstable:0
[  722.199521]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  722.199521]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  722.199521]  free:13730 free_pcp:227 free_cma:0
[  722.201889] Call Trace:
[  722.211259] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  722.244399]  <IRQ>
[  722.246967] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  722.274800]  dump_stack+0x244/0x39d
[  722.276915] lowmem_reserve[]: 0 2818 6321 6321
[  722.303033]  ? dump_stack_print_info.cold.1+0x20/0x20
[  722.306630] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  722.311295]  warn_alloc.cold.116+0xb7/0x1bd
[  722.316910] lowmem_reserve[]: 0 0 3503 3503
[  722.344429]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  722.348723] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  722.353034]  ? lock_downgrade+0x900/0x900
[  722.357846] lowmem_reserve[]: 0 0 0 0
[  722.387070]  ? trace_hardirqs_off+0xb8/0x310
[  722.391180] 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
[  722.394991]  ? trace_hardirqs_off+0xb8/0x310
[  722.399366] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  722.412877]  __alloc_pages_slowpath+0x26e8/0x2e10
[  722.418191] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  722.432955]  ? warn_alloc+0x120/0x120
[  722.437746] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  722.451952]  ? warn_alloc+0x120/0x120
[  722.455721] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  722.464541]  ? warn_alloc+0x120/0x120
[  722.468312] 6658 total pagecache pages
[  722.476880]  ? print_usage_bug+0xc0/0xc0
[  722.480658] 0 pages in swap cache
[  722.484526]  ? print_usage_bug+0xc0/0xc0
[  722.488559] Swap cache stats: add 0, delete 0, find 0/0
[  722.491995]  ? ktime_get+0x2c1/0x400
[  722.496027] Free swap  = 0kB
[  722.501526]  ? check_preemption_disabled+0x48/0x280
[  722.505204] Total swap = 0kB
[  722.508227]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  722.513228] 1965979 pages RAM
[  722.516416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  722.516427]  ? should_fail+0x22d/0xd01
[  722.516440]  ? kasan_check_read+0x11/0x20
[  722.516459]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  722.520930] 0 pages HighMem/MovableOnly
[  722.524025]  ? __lock_acquire+0x62f/0x4c20
[  722.529564] 342853 pages reserved
[  722.533454]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  722.537568] 0 pages cma reserved
[  722.542655]  ? should_fail+0x22d/0xd01
[  722.566600]  ? print_usage_bug+0xc0/0xc0
[  722.569069] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  722.570679]  ? mark_held_locks+0x130/0x130
[  722.581137] syz-executor0 cpuset=syz0 mems_allowed=0
[  722.585358]  ? mark_held_locks+0x130/0x130
[  722.594654]  ? check_preemption_disabled+0x48/0x280
[  722.599680]  ? zap_class+0x640/0x640
[  722.603389]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  722.608142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  722.613784]  ? check_preemption_disabled+0x48/0x280
[  722.619058]  ? __lock_is_held+0xb5/0x140
[  722.623135]  __alloc_pages_nodemask+0xa80/0xde0
[  722.627834]  ? zap_class+0x640/0x640
[  722.631545]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  722.636653]  ? find_held_lock+0x36/0x1c0
[  722.640717]  ? ____cache_alloc_node+0x1c7/0x1e0
[  722.645382]  ? lock_downgrade+0x900/0x900
[  722.649534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  722.655172]  cache_grow_begin+0xa5/0x8c0
[  722.659224]  ? do_raw_spin_unlock+0xa7/0x330
[  722.664118]  fallback_alloc+0x204/0x2e0
[  722.668096]  ____cache_alloc_node+0x1c7/0x1e0
[  722.672599]  kmem_cache_alloc_node+0xe3/0x730
[  722.677087]  ? lockdep_hardirqs_on+0x296/0x5b0
[  722.681671]  __alloc_skb+0x119/0x770
[  722.685378]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  722.690742]  ? netdev_alloc_frag+0x1f0/0x1f0
[  722.695153]  ? vprintk_default+0x28/0x30
[  722.699211]  ? vprintk_func+0x85/0x181
[  722.703109]  ? printk+0xa7/0xcf
[  722.706382]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  722.711146]  new_skb+0x26/0x1c0
[  722.714424]  aoecmd_cfg+0x279/0x7f0
[  722.718468]  ? find_held_lock+0x36/0x1c0
[  722.722522]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  722.726841]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  722.732384]  ? __lock_is_held+0xb5/0x140
[  722.736446]  discover_timer+0x50/0x60
[  722.740237]  call_timer_fn+0x272/0x920
[  722.744152]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  722.748985]  ? process_timeout+0x40/0x40
[  722.753046]  ? mark_held_locks+0xc7/0x130
[  722.757187]  ? _raw_spin_unlock_irq+0x27/0x80
[  722.761685]  ? _raw_spin_unlock_irq+0x27/0x80
[  722.766275]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  722.771116]  ? lockdep_hardirqs_on+0x296/0x5b0
[  722.775708]  ? trace_hardirqs_on+0xbd/0x310
[  722.780072]  ? kasan_check_read+0x11/0x20
[  722.784219]  ? __run_timers+0x7da/0xc70
[  722.788185]  ? trace_hardirqs_off_caller+0x310/0x310
[  722.793290]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  722.798144]  __run_timers+0x7e5/0xc70
[  722.801951]  ? timer_fixup_init+0x70/0x70
[  722.806098]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  722.811198]  ? zap_class+0x640/0x640
[  722.814928]  ? print_usage_bug+0xc0/0xc0
[  722.819215]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  722.824413]  ? find_held_lock+0x36/0x1c0
[  722.828474]  ? zap_class+0x640/0x640
[  722.832188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  722.837721]  ? check_preemption_disabled+0x48/0x280
[  722.842744]  ? __lock_is_held+0xb5/0x140
[  722.846800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  722.852333]  ? check_preemption_disabled+0x48/0x280
[  722.857348]  run_timer_softirq+0x52/0xb0
[  722.861410]  ? rcu_read_lock_sched_held+0x14f/0x180
[  722.866421]  __do_softirq+0x308/0xb7e
[  722.870220]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  722.874713]  ? lock_downgrade+0x900/0x900
[  722.878860]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  722.883965]  ? pvclock_read_flags+0x160/0x160
[  722.888454]  ? lapic_next_event+0x5a/0x90
[  722.892595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  722.898132]  ? kvm_clock_read+0x18/0x30
[  722.902099]  ? kvm_sched_clock_read+0x9/0x20
[  722.906503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  722.912054]  ? check_preemption_disabled+0x48/0x280
[  722.917296]  irq_exit+0x17f/0x1c0
[  722.920742]  smp_apic_timer_interrupt+0x1cb/0x760
[  722.925577]  ? smp_reschedule_interrupt+0x109/0x650
[  722.930588]  ? smp_call_function_single_interrupt+0x650/0x650
[  722.936468]  ? interrupt_entry+0xb5/0xc0
[  722.940531]  ? trace_hardirqs_off_caller+0xbb/0x310
[  722.945556]  ? trace_hardirqs_off_caller+0xbb/0x310
[  722.950569]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  722.955405]  ? trace_hardirqs_on_caller+0x310/0x310
[  722.960414]  ? trace_hardirqs_on_caller+0x310/0x310
[  722.965419]  ? task_prio+0x50/0x50
[  722.968950]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  722.974479]  ? check_preemption_disabled+0x48/0x280
[  722.979492]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  722.984336]  apic_timer_interrupt+0xf/0x20
[  722.988558]  </IRQ>
[  722.990789] RIP: 0010:console_unlock+0x102f/0x1190
[  722.995713] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  723.014604] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  723.022591] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  723.029856] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  723.037205] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  723.044472] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  723.051736] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  723.059015]  ? netconsole_netdev_event+0x280/0x280
[  723.063948]  ? console_unlock+0x1026/0x1190
[  723.068412]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  723.073085]  ? vprintk_emit+0x846/0x990
[  723.077060]  ? lock_release+0xa00/0xa00
[  723.081033]  ? trace_hardirqs_on+0x70/0x310
[  723.085347]  ? vprintk_default+0x28/0x30
[  723.089400]  ? trace_hardirqs_off_caller+0x310/0x310
[  723.094519]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  723.100059]  vprintk_emit+0x391/0x990
[  723.103981]  ? wake_up_klogd+0x180/0x180
[  723.108038]  ? find_held_lock+0x11/0x1c0
[  723.112114]  ? mark_held_locks+0xc7/0x130
[  723.116470]  ? _raw_spin_unlock_irq+0x27/0x80
[  723.120957]  ? _raw_spin_unlock_irq+0x27/0x80
[  723.125451]  vprintk_default+0x28/0x30
[  723.129334]  vprintk_func+0x7e/0x181
[  723.133049]  printk+0xa7/0xcf
[  723.136165]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  723.140935]  ? _raw_spin_unlock_irq+0x60/0x80
[  723.145443]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  723.150721]  dump_header+0x7cc/0xf72
[  723.154459]  ? pagefault_out_of_memory+0x197/0x197
[  723.159391]  ? __lock_acquire+0x62f/0x4c20
[  723.163624]  ? print_usage_bug+0xc0/0xc0
[  723.167686]  ? zap_class+0x640/0x640
[  723.171395]  ? zap_class+0x640/0x640
[  723.175105]  ? print_usage_bug+0xc0/0xc0
[  723.179174]  ? print_usage_bug+0xc0/0xc0
[  723.183236]  ? find_held_lock+0x36/0x1c0
[  723.187299]  ? mark_held_locks+0xc7/0x130
[  723.191442]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  723.196535]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  723.201629]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  723.206206]  ? trace_hardirqs_on+0xbd/0x310
[  723.210524]  ? kasan_check_read+0x11/0x20
[  723.214672]  ? ___ratelimit+0x3b4/0x672
[  723.218867]  ? trace_hardirqs_off_caller+0x310/0x310
[  723.223973]  ? trace_hardirqs_on+0x310/0x310
[  723.228376]  ? lock_downgrade+0x900/0x900
[  723.232523]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  723.237618]  ? ___ratelimit+0x3b9/0x672
[  723.241603]  ? idr_get_free+0xf70/0xf70
[  723.245570]  ? kasan_check_read+0x11/0x20
[  723.249711]  ? do_raw_spin_unlock+0xa7/0x330
[  723.254121]  oom_kill_process.cold.27+0x10/0x903
[  723.258872]  ? zap_class+0x640/0x640
[  723.262630]  ? _raw_spin_unlock+0x2c/0x50
[  723.266774]  ? oom_badness+0xe6/0xaa0
[  723.270591]  ? oom_evaluate_task+0x540/0x540
[  723.274995]  ? find_held_lock+0x36/0x1c0
[  723.279055]  ? out_of_memory+0x974/0x1430
[  723.283220]  ? lock_downgrade+0x900/0x900
[  723.287453]  ? check_preemption_disabled+0x48/0x280
[  723.292464]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  723.297381]  ? kasan_check_read+0x11/0x20
[  723.301524]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  723.306796]  ? rcu_softirq_qs+0x20/0x20
[  723.310763]  ? kasan_check_write+0x14/0x20
[  723.314987]  ? oom_evaluate_task+0x302/0x540
[  723.319645]  out_of_memory+0xa84/0x1430
[  723.323622]  ? oom_killer_disable+0x3a0/0x3a0
[  723.328114]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  723.333040]  ? __ww_mutex_check_waiters+0x160/0x160
[  723.338064]  __alloc_pages_slowpath+0x2354/0x2e10
[  723.343020]  ? warn_alloc+0x120/0x120
[  723.346837]  ? mark_held_locks+0x130/0x130
[  723.351089]  ? find_get_entry+0xaae/0x1120
[  723.355331]  ? filemap_map_pages+0x1a20/0x1a20
[  723.359928]  ? zap_class+0x640/0x640
[  723.363647]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  723.369181]  ? check_preemption_disabled+0x48/0x280
[  723.374193]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  723.379727]  ? should_fail+0x22d/0xd01
[  723.383611]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  723.388709]  ? zap_class+0x640/0x640
[  723.392449]  ? __lock_is_held+0xb5/0x140
[  723.396514]  ? mark_held_locks+0x130/0x130
[  723.400749]  ? lock_release+0xa00/0xa00
[  723.404722]  ? perf_trace_sched_process_exec+0x860/0x860
[  723.410165]  ? xa_load+0x2ba/0x460
[  723.413700]  ? lock_downgrade+0x900/0x900
[  723.418057]  ? __might_sleep+0x95/0x190
[  723.422037]  __alloc_pages_nodemask+0xa80/0xde0
[  723.426709]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  723.431736]  ? __page_cache_alloc+0x191/0x5c0
[  723.436233]  ? xa_load+0x2e1/0x460
[  723.439775]  ? xa_clear_mark+0x40/0x40
[  723.443669]  ? zap_class+0x640/0x640
[  723.447389]  ? zap_class+0x640/0x640
[  723.451098]  ? zap_class+0x640/0x640
[  723.454810]  ? __do_page_cache_readahead+0x663/0x810
[  723.459922]  ? find_held_lock+0x36/0x1c0
[  723.463983]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  723.469519]  alloc_pages_current+0x173/0x350
[  723.473935]  __page_cache_alloc+0x38c/0x5c0
[  723.478253]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  723.483175]  ? kasan_check_read+0x11/0x20
[  723.487314]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  723.492592]  ? generic_perform_write+0x6a0/0x6a0
[  723.497347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  723.502890]  ? check_preemption_disabled+0x48/0x280
[  723.508003]  filemap_fault+0x1595/0x25f0
[  723.512071]  ? __lock_page_or_retry+0xa00/0xa00
[  723.516971]  ? mark_held_locks+0x130/0x130
[  723.521208]  ? filemap_map_pages+0xd6b/0x1a20
[  723.525698]  ? lock_downgrade+0x900/0x900
[  723.529844]  ? check_preemption_disabled+0x48/0x280
[  723.534858]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  723.539790]  ? kasan_check_read+0x11/0x20
[  723.543935]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  723.549204]  ? rcu_softirq_qs+0x20/0x20
[  723.553186]  ? filemap_map_pages+0xd92/0x1a20
[  723.557689]  ? find_get_entries_tag+0x1400/0x1400
[  723.562527]  ? futex_wake+0x760/0x760
[  723.566332]  ? lock_acquire+0x1ed/0x520
[  723.570304]  ? ext4_filemap_fault+0x7a/0xad
[  723.574630]  ? lock_release+0xa00/0xa00
[  723.578596]  ? perf_trace_sched_process_exec+0x860/0x860
[  723.584041]  ? print_usage_bug+0xc0/0xc0
[  723.588110]  ? print_usage_bug+0xc0/0xc0
[  723.592186]  ? down_read+0x8d/0x120
[  723.595803]  ? ext4_filemap_fault+0x7a/0xad
[  723.600227]  ? __down_interruptible+0x700/0x700
[  723.604910]  ext4_filemap_fault+0x82/0xad
[  723.609053]  __do_fault+0x100/0x6b0
[  723.612678]  ? pmd_devmap_trans_unstable+0x220/0x220
[  723.618064]  ? mark_held_locks+0x130/0x130
[  723.622292]  ? mark_held_locks+0x130/0x130
[  723.626520]  ? __might_fault+0x12b/0x1e0
[  723.630580]  ? lock_downgrade+0x900/0x900
[  723.634728]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  723.640262]  __handle_mm_fault+0x3ea0/0x5be0
[  723.644675]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  723.649516]  ? kasan_check_read+0x11/0x20
[  723.653659]  ? _copy_to_user+0xc8/0x110
[  723.657635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  723.663176]  ? zap_class+0x640/0x640
[  723.666968]  ? zap_class+0x640/0x640
[  723.670683]  ? find_held_lock+0x36/0x1c0
[  723.674748]  ? handle_mm_fault+0x42a/0xc70
[  723.678995]  ? lock_downgrade+0x900/0x900
[  723.683138]  ? check_preemption_disabled+0x48/0x280
[  723.688152]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  723.693077]  ? kasan_check_read+0x11/0x20
[  723.697216]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  723.702483]  ? rcu_softirq_qs+0x20/0x20
[  723.706450]  ? trace_hardirqs_off_caller+0x310/0x310
[  723.711545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  723.717518]  ? check_preemption_disabled+0x48/0x280
[  723.722549]  handle_mm_fault+0x54f/0xc70
[  723.726609]  ? __handle_mm_fault+0x5be0/0x5be0
[  723.731187]  ? find_vma+0x34/0x190
[  723.734728]  __do_page_fault+0x5e8/0xe60
[  723.738781]  ? trace_hardirqs_off+0xb8/0x310
[  723.743191]  do_page_fault+0xf2/0x7e0
[  723.746987]  ? vmalloc_sync_all+0x30/0x30
[  723.751131]  ? error_entry+0x70/0xd0
[  723.754849]  ? trace_hardirqs_off_caller+0xbb/0x310
[  723.759859]  ? trace_hardirqs_on_caller+0xc0/0x310
[  723.764790]  ? syscall_return_slowpath+0x5e0/0x5e0
[  723.769708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  723.774549]  ? trace_hardirqs_on_caller+0x310/0x310
[  723.779557]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  723.785005]  ? prepare_exit_to_usermode+0x291/0x3b0
[  723.790014]  ? page_fault+0x8/0x30
[  723.793551]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  723.798392]  ? page_fault+0x8/0x30
[  723.801929]  page_fault+0x1e/0x30
[  723.805370] RIP: 0033:0x407e06
[  723.808572] Code: Bad RIP value.
[  723.811926] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  723.817495] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  723.824857] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  723.832141] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  723.839398] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  723.846661] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  723.853966] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  723.854023] aoe: skb alloc failure
[  723.861237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  723.861245] Call Trace:
[  723.864828] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  723.874105]  dump_stack+0x244/0x39d
[  723.876654] syz-fuzzer cpuset=/ mems_allowed=0
[  723.886891]  ? dump_stack_print_info.cold.1+0x20/0x20
[  723.900247]  warn_alloc.cold.116+0xb7/0x1bd
[  723.904570]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  723.909416]  ? lock_downgrade+0x900/0x900
[  723.913574]  ? trace_hardirqs_off+0xb8/0x310
[  723.918459]  ? trace_hardirqs_off+0xb8/0x310
[  723.922884]  __alloc_pages_slowpath+0x26e8/0x2e10
[  723.927754]  ? warn_alloc+0x120/0x120
[  723.931551]  ? zap_class+0x640/0x640
[  723.935263]  ? warn_alloc+0x120/0x120
[  723.939063]  ? warn_alloc+0x120/0x120
[  723.942877]  ? print_usage_bug+0xc0/0xc0
[  723.947018]  ? find_held_lock+0x36/0x1c0
[  723.951072]  ? print_usage_bug+0xc0/0xc0
[  723.955129]  ? cpuacct_charge+0x265/0x440
[  723.959274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  723.964807]  ? should_fail+0x22d/0xd01
[  723.968683]  ? find_held_lock+0x36/0x1c0
[  723.972740]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  723.977842]  ? __lock_acquire+0x62f/0x4c20
[  723.982078]  ? should_fail+0x22d/0xd01
[  723.985989]  ? mark_held_locks+0x130/0x130
[  723.990216]  ? mark_held_locks+0x130/0x130
[  723.994448]  ? __lock_acquire+0x62f/0x4c20
[  723.998683]  ? zap_class+0x640/0x640
[  724.002406]  ? __lock_is_held+0xb5/0x140
[  724.006466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  724.012000]  ? check_preemption_disabled+0x48/0x280
[  724.017484]  ? __lock_is_held+0xb5/0x140
[  724.021547]  __alloc_pages_nodemask+0xa80/0xde0
[  724.026212]  ? zap_class+0x640/0x640
[  724.029936]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  724.034958]  ? find_held_lock+0x36/0x1c0
[  724.039026]  ? ____cache_alloc_node+0x1c7/0x1e0
[  724.043694]  ? lock_downgrade+0x900/0x900
[  724.047852]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  724.053406]  cache_grow_begin+0xa5/0x8c0
[  724.057467]  ? do_raw_spin_unlock+0xa7/0x330
[  724.061888]  fallback_alloc+0x204/0x2e0
[  724.065892]  ____cache_alloc_node+0x1c7/0x1e0
[  724.070405]  kmem_cache_alloc+0x1f8/0x730
[  724.074563]  skb_clone+0x1bb/0x500
[  724.078103]  ? finish_task_switch+0x1b4/0x910
[  724.082596]  ? skb_split+0x11e0/0x11e0
[  724.086496]  ? preempt_notifier_register+0x200/0x200
[  724.091597]  ? __switch_to_asm+0x34/0x70
[  724.095649]  ? __switch_to_asm+0x34/0x70
[  724.099723]  ? __switch_to_asm+0x40/0x70
[  724.103773]  ? __switch_to_asm+0x34/0x70
[  724.107826]  ? __switch_to_asm+0x40/0x70
[  724.111896]  ? __switch_to_asm+0x34/0x70
[  724.116055]  ? __switch_to_asm+0x40/0x70
[  724.120447]  ? __switch_to_asm+0x34/0x70
[  724.124518]  ? __switch_to_asm+0x34/0x70
[  724.128574]  ? __switch_to_asm+0x40/0x70
[  724.132626]  ? __switch_to_asm+0x34/0x70
[  724.136690]  bpf_clone_redirect+0xb9/0x490
[  724.140926]  ? __schedule+0x8d7/0x21d0
[  724.144815]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  724.149827]  ? __sched_text_start+0x8/0x8
[  724.153985]  ? retint_kernel+0x2d/0x2d
[  724.157903]  ? find_held_lock+0x36/0x1c0
[  724.161973]  ? lock_acquire+0x1ed/0x520
[  724.165951]  ? bpf_test_run+0x3cb/0x780
[  724.169925]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  724.175463]  ? check_preemption_disabled+0x48/0x280
[  724.180486]  ? kasan_check_read+0x11/0x20
[  724.184632]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  724.189916]  ? rcu_softirq_qs+0x20/0x20
[  724.193989]  ? preempt_schedule+0x4d/0x60
[  724.198134]  ? ___preempt_schedule+0x16/0x18
[  724.202548]  ? bpf_test_run+0x25d/0x780
[  724.206532]  ? netlink_diag_dump+0x2a0/0x2a0
[  724.210953]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  724.216949]  ? bpf_test_init.isra.10+0x70/0x100
[  724.221622]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  724.226389]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  724.231226]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  724.236778]  ? fput+0x130/0x1a0
[  724.240073]  ? __bpf_prog_get+0x9b/0x290
[  724.244134]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  724.248983]  ? bpf_prog_test_run+0x130/0x1a0
[  724.253398]  ? __x64_sys_bpf+0x3db/0x520
[  724.257455]  ? bpf_prog_get+0x20/0x20
[  724.261274]  ? do_syscall_64+0x1b9/0x820
[  724.265331]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  724.270715]  ? syscall_return_slowpath+0x5e0/0x5e0
[  724.275667]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  724.280504]  ? trace_hardirqs_on_caller+0x310/0x310
[  724.285518]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  724.290531]  ? prepare_exit_to_usermode+0x291/0x3b0
[  724.295565]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  724.300418]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  724.305802] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  724.305806] warn_alloc_show_mem: 1 callbacks suppressed
[  724.305814] Mem-Info:
[  724.312823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  724.318435] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  724.318435]  active_file:32 inactive_file:0 isolated_file:0
[  724.318435]  unevictable:0 dirty:0 writeback:0 unstable:0
[  724.318435]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  724.318435]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  724.318435]  free:13730 free_pcp:227 free_cma:0
[  724.320805] Call Trace:
[  724.330171] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  724.363093]  <IRQ>
[  724.365654] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  724.393597]  dump_stack+0x244/0x39d
[  724.395718] lowmem_reserve[]: 0 2818 6321 6321
[  724.422128]  ? dump_stack_print_info.cold.1+0x20/0x20
[  724.425726] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  724.430302]  warn_alloc.cold.116+0xb7/0x1bd
[  724.435455] lowmem_reserve[]: 0 0 3503 3503
[  724.462945]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  724.467233] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  724.471542]  ? lock_downgrade+0x900/0x900
[  724.476350] lowmem_reserve[]: 0 0 0 0
[  724.505395]  ? trace_hardirqs_off+0xb8/0x310
[  724.509508] 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
[  724.513309]  ? trace_hardirqs_off+0xb8/0x310
[  724.518454] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  724.531980]  __alloc_pages_slowpath+0x26e8/0x2e10
[  724.536354] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  724.551102]  ? warn_alloc+0x120/0x120
[  724.555901] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  724.570032]  ? warn_alloc+0x120/0x120
[  724.573805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  724.582726]  ? warn_alloc+0x120/0x120
[  724.586497] 6658 total pagecache pages
[  724.595061]  ? print_usage_bug+0xc0/0xc0
[  724.598836] 0 pages in swap cache
[  724.602710]  ? print_usage_bug+0xc0/0xc0
[  724.606742] Swap cache stats: add 0, delete 0, find 0/0
[  724.610184]  ? ktime_get+0x2c1/0x400
[  724.614220] Free swap  = 0kB
[  724.620054]  ? check_preemption_disabled+0x48/0x280
[  724.623737] Total swap = 0kB
[  724.626831]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  724.631829] 1965979 pages RAM
[  724.634945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  724.639406] 0 pages HighMem/MovableOnly
[  724.642496]  ? should_fail+0x22d/0xd01
[  724.648006] 342853 pages reserved
[  724.651964]  ? kasan_check_read+0x11/0x20
[  724.655832] 0 pages cma reserved
[  724.659286]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  724.672090]  ? __lock_acquire+0x62f/0x4c20
[  724.676416]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  724.681523]  ? should_fail+0x22d/0xd01
[  724.685413]  ? print_usage_bug+0xc0/0xc0
[  724.685536] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  724.689480]  ? mark_held_locks+0x130/0x130
[  724.699765] kworker/1:0 cpuset=/ mems_allowed=0
[  724.704013]  ? mark_held_locks+0x130/0x130
[  724.712884]  ? check_preemption_disabled+0x48/0x280
[  724.718186]  ? zap_class+0x640/0x640
[  724.721897]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  724.726653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  724.732188]  ? check_preemption_disabled+0x48/0x280
[  724.737205]  ? __lock_is_held+0xb5/0x140
[  724.741270]  __alloc_pages_nodemask+0xa80/0xde0
[  724.745933]  ? zap_class+0x640/0x640
[  724.749654]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  724.754686]  ? find_held_lock+0x36/0x1c0
[  724.758752]  ? ____cache_alloc_node+0x1c7/0x1e0
[  724.763414]  ? lock_downgrade+0x900/0x900
[  724.767567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  724.773102]  cache_grow_begin+0xa5/0x8c0
[  724.777160]  ? do_raw_spin_unlock+0xa7/0x330
[  724.781570]  fallback_alloc+0x204/0x2e0
[  724.785555]  ____cache_alloc_node+0x1c7/0x1e0
[  724.790051]  kmem_cache_alloc_node+0xe3/0x730
[  724.795232]  ? lockdep_hardirqs_on+0x296/0x5b0
[  724.799904]  __alloc_skb+0x119/0x770
[  724.803612]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  724.808978]  ? netdev_alloc_frag+0x1f0/0x1f0
[  724.813387]  ? vprintk_default+0x28/0x30
[  724.817709]  ? vprintk_func+0x85/0x181
[  724.821593]  ? printk+0xa7/0xcf
[  724.824876]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  724.829639]  new_skb+0x26/0x1c0
[  724.832918]  aoecmd_cfg+0x279/0x7f0
[  724.836538]  ? find_held_lock+0x36/0x1c0
[  724.840600]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  724.844924]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  724.850470]  ? __lock_is_held+0xb5/0x140
[  724.854538]  discover_timer+0x50/0x60
[  724.858337]  call_timer_fn+0x272/0x920
[  724.862219]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  724.867054]  ? process_timeout+0x40/0x40
[  724.871117]  ? mark_held_locks+0xc7/0x130
[  724.875260]  ? _raw_spin_unlock_irq+0x27/0x80
[  724.879838]  ? _raw_spin_unlock_irq+0x27/0x80
[  724.884329]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  724.889165]  ? lockdep_hardirqs_on+0x296/0x5b0
[  724.893745]  ? trace_hardirqs_on+0xbd/0x310
[  724.898064]  ? kasan_check_read+0x11/0x20
[  724.902207]  ? __run_timers+0x7da/0xc70
[  724.906186]  ? trace_hardirqs_off_caller+0x310/0x310
[  724.911297]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  724.916346]  __run_timers+0x7e5/0xc70
[  724.920148]  ? timer_fixup_init+0x70/0x70
[  724.924299]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  724.929330]  ? zap_class+0x640/0x640
[  724.933057]  ? print_usage_bug+0xc0/0xc0
[  724.937115]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  724.942303]  ? find_held_lock+0x36/0x1c0
[  724.946362]  ? zap_class+0x640/0x640
[  724.950071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  724.955602]  ? check_preemption_disabled+0x48/0x280
[  724.960624]  ? __lock_is_held+0xb5/0x140
[  724.964679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  724.970208]  ? check_preemption_disabled+0x48/0x280
[  724.975220]  run_timer_softirq+0x52/0xb0
[  724.979282]  ? rcu_read_lock_sched_held+0x14f/0x180
[  724.984296]  __do_softirq+0x308/0xb7e
[  724.988097]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  724.992587]  ? lock_downgrade+0x900/0x900
[  724.996734]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  725.001850]  ? pvclock_read_flags+0x160/0x160
[  725.006339]  ? lapic_next_event+0x5a/0x90
[  725.010479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  725.016016]  ? kvm_clock_read+0x18/0x30
[  725.020264]  ? kvm_sched_clock_read+0x9/0x20
[  725.024666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  725.030198]  ? check_preemption_disabled+0x48/0x280
[  725.035213]  irq_exit+0x17f/0x1c0
[  725.038655]  smp_apic_timer_interrupt+0x1cb/0x760
[  725.043487]  ? smp_reschedule_interrupt+0x109/0x650
[  725.048497]  ? smp_call_function_single_interrupt+0x650/0x650
[  725.054368]  ? interrupt_entry+0xb5/0xc0
[  725.058423]  ? trace_hardirqs_off_caller+0xbb/0x310
[  725.063426]  ? trace_hardirqs_off_caller+0xbb/0x310
[  725.068436]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  725.073272]  ? trace_hardirqs_on_caller+0x310/0x310
[  725.078284]  ? trace_hardirqs_on_caller+0x310/0x310
[  725.083302]  ? task_prio+0x50/0x50
[  725.086845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  725.092374]  ? check_preemption_disabled+0x48/0x280
[  725.097385]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  725.102241]  apic_timer_interrupt+0xf/0x20
[  725.106458]  </IRQ>
[  725.108688] RIP: 0010:console_unlock+0x102f/0x1190
[  725.113609] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  725.132752] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  725.140453] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  725.147712] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  725.154976] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  725.162263] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  725.169518] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  725.176785]  ? netconsole_netdev_event+0x280/0x280
[  725.181713]  ? console_unlock+0x1026/0x1190
[  725.186048]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  725.190707]  ? vprintk_emit+0x846/0x990
[  725.194676]  ? lock_release+0xa00/0xa00
[  725.198644]  ? trace_hardirqs_on+0x70/0x310
[  725.202963]  ? vprintk_default+0x28/0x30
[  725.207034]  ? trace_hardirqs_off_caller+0x310/0x310
[  725.212128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  725.217937]  vprintk_emit+0x391/0x990
[  725.221735]  ? wake_up_klogd+0x180/0x180
[  725.225796]  ? find_held_lock+0x11/0x1c0
[  725.229868]  ? mark_held_locks+0xc7/0x130
[  725.234013]  ? _raw_spin_unlock_irq+0x27/0x80
[  725.238500]  ? _raw_spin_unlock_irq+0x27/0x80
[  725.242997]  vprintk_default+0x28/0x30
[  725.246882]  vprintk_func+0x7e/0x181
[  725.250588]  printk+0xa7/0xcf
[  725.253692]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  725.258447]  ? _raw_spin_unlock_irq+0x60/0x80
[  725.262954]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  725.268229]  dump_header+0x7cc/0xf72
[  725.271942]  ? pagefault_out_of_memory+0x197/0x197
[  725.276873]  ? __lock_acquire+0x62f/0x4c20
[  725.281105]  ? print_usage_bug+0xc0/0xc0
[  725.285166]  ? zap_class+0x640/0x640
[  725.288873]  ? zap_class+0x640/0x640
[  725.292589]  ? print_usage_bug+0xc0/0xc0
[  725.296644]  ? print_usage_bug+0xc0/0xc0
[  725.300717]  ? find_held_lock+0x36/0x1c0
[  725.304783]  ? mark_held_locks+0xc7/0x130
[  725.308928]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  725.314021]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  725.319439]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  725.324018]  ? trace_hardirqs_on+0xbd/0x310
[  725.328330]  ? kasan_check_read+0x11/0x20
[  725.332472]  ? ___ratelimit+0x3b4/0x672
[  725.336445]  ? trace_hardirqs_off_caller+0x310/0x310
[  725.341548]  ? trace_hardirqs_on+0x310/0x310
[  725.345953]  ? lock_downgrade+0x900/0x900
[  725.350096]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  725.355194]  ? ___ratelimit+0x3b9/0x672
[  725.359183]  ? idr_get_free+0xf70/0xf70
[  725.363148]  ? kasan_check_read+0x11/0x20
[  725.367287]  ? do_raw_spin_unlock+0xa7/0x330
[  725.371695]  oom_kill_process.cold.27+0x10/0x903
[  725.376441]  ? zap_class+0x640/0x640
[  725.380147]  ? _raw_spin_unlock+0x2c/0x50
[  725.384284]  ? oom_badness+0xe6/0xaa0
[  725.388075]  ? oom_evaluate_task+0x540/0x540
[  725.392471]  ? find_held_lock+0x36/0x1c0
[  725.396526]  ? out_of_memory+0x974/0x1430
[  725.400664]  ? lock_downgrade+0x900/0x900
[  725.404804]  ? check_preemption_disabled+0x48/0x280
[  725.409838]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  725.414758]  ? kasan_check_read+0x11/0x20
[  725.419290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  725.424589]  ? rcu_softirq_qs+0x20/0x20
[  725.428558]  ? kasan_check_write+0x14/0x20
[  725.432779]  ? oom_evaluate_task+0x302/0x540
[  725.437284]  out_of_memory+0xa84/0x1430
[  725.441258]  ? oom_killer_disable+0x3a0/0x3a0
[  725.445742]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  725.450667]  ? __ww_mutex_check_waiters+0x160/0x160
[  725.455704]  __alloc_pages_slowpath+0x2354/0x2e10
[  725.460914]  ? warn_alloc+0x120/0x120
[  725.464820]  ? mark_held_locks+0x130/0x130
[  725.469064]  ? find_get_entry+0xaae/0x1120
[  725.473305]  ? filemap_map_pages+0x1a20/0x1a20
[  725.477885]  ? zap_class+0x640/0x640
[  725.481596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  725.487123]  ? check_preemption_disabled+0x48/0x280
[  725.492141]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  725.497671]  ? should_fail+0x22d/0xd01
[  725.501558]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  725.506652]  ? zap_class+0x640/0x640
[  725.510472]  ? __lock_is_held+0xb5/0x140
[  725.514530]  ? mark_held_locks+0x130/0x130
[  725.519031]  ? lock_release+0xa00/0xa00
[  725.523000]  ? perf_trace_sched_process_exec+0x860/0x860
[  725.528440]  ? xa_load+0x2ba/0x460
[  725.531975]  ? lock_downgrade+0x900/0x900
[  725.536119]  ? __might_sleep+0x95/0x190
[  725.540092]  __alloc_pages_nodemask+0xa80/0xde0
[  725.544758]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  725.549769]  ? __page_cache_alloc+0x191/0x5c0
[  725.554259]  ? xa_load+0x2e1/0x460
[  725.557879]  ? xa_clear_mark+0x40/0x40
[  725.561761]  ? zap_class+0x640/0x640
[  725.565487]  ? zap_class+0x640/0x640
[  725.569195]  ? zap_class+0x640/0x640
[  725.572909]  ? __do_page_cache_readahead+0x663/0x810
[  725.578030]  ? find_held_lock+0x36/0x1c0
[  725.582089]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  725.587625]  alloc_pages_current+0x173/0x350
[  725.592034]  __page_cache_alloc+0x38c/0x5c0
[  725.596352]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  725.601275]  ? kasan_check_read+0x11/0x20
[  725.605416]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  725.610708]  ? generic_perform_write+0x6a0/0x6a0
[  725.615464]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  725.621229]  ? check_preemption_disabled+0x48/0x280
[  725.626247]  filemap_fault+0x1595/0x25f0
[  725.630316]  ? __lock_page_or_retry+0xa00/0xa00
[  725.634975]  ? mark_held_locks+0x130/0x130
[  725.639207]  ? filemap_map_pages+0xd6b/0x1a20
[  725.643695]  ? lock_downgrade+0x900/0x900
[  725.647842]  ? check_preemption_disabled+0x48/0x280
[  725.652854]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  725.657778]  ? kasan_check_read+0x11/0x20
[  725.662418]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  725.667689]  ? rcu_softirq_qs+0x20/0x20
[  725.671753]  ? filemap_map_pages+0xd92/0x1a20
[  725.676252]  ? find_get_entries_tag+0x1400/0x1400
[  725.681095]  ? futex_wake+0x760/0x760
[  725.684906]  ? lock_acquire+0x1ed/0x520
[  725.688878]  ? ext4_filemap_fault+0x7a/0xad
[  725.693200]  ? lock_release+0xa00/0xa00
[  725.697166]  ? perf_trace_sched_process_exec+0x860/0x860
[  725.702607]  ? print_usage_bug+0xc0/0xc0
[  725.706659]  ? print_usage_bug+0xc0/0xc0
[  725.710725]  ? down_read+0x8d/0x120
[  725.714369]  ? ext4_filemap_fault+0x7a/0xad
[  725.719013]  ? __down_interruptible+0x700/0x700
[  725.723684]  ext4_filemap_fault+0x82/0xad
[  725.727845]  __do_fault+0x100/0x6b0
[  725.731466]  ? pmd_devmap_trans_unstable+0x220/0x220
[  725.736559]  ? mark_held_locks+0x130/0x130
[  725.740781]  ? mark_held_locks+0x130/0x130
[  725.745101]  ? __might_fault+0x12b/0x1e0
[  725.749159]  ? lock_downgrade+0x900/0x900
[  725.753305]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  725.758844]  __handle_mm_fault+0x3ea0/0x5be0
[  725.763253]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  725.768091]  ? kasan_check_read+0x11/0x20
[  725.772230]  ? _copy_to_user+0xc8/0x110
[  725.776200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  725.781854]  ? zap_class+0x640/0x640
[  725.785559]  ? zap_class+0x640/0x640
[  725.789285]  ? find_held_lock+0x36/0x1c0
[  725.793384]  ? handle_mm_fault+0x42a/0xc70
[  725.797627]  ? lock_downgrade+0x900/0x900
[  725.801765]  ? check_preemption_disabled+0x48/0x280
[  725.806777]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  725.811702]  ? kasan_check_read+0x11/0x20
[  725.815847]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  725.821410]  ? rcu_softirq_qs+0x20/0x20
[  725.825399]  ? trace_hardirqs_off_caller+0x310/0x310
[  725.830681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  725.836212]  ? check_preemption_disabled+0x48/0x280
[  725.841235]  handle_mm_fault+0x54f/0xc70
[  725.845290]  ? __handle_mm_fault+0x5be0/0x5be0
[  725.849957]  ? find_vma+0x34/0x190
[  725.853497]  __do_page_fault+0x5e8/0xe60
[  725.857553]  ? trace_hardirqs_off+0xb8/0x310
[  725.861968]  do_page_fault+0xf2/0x7e0
[  725.865759]  ? vmalloc_sync_all+0x30/0x30
[  725.869932]  ? error_entry+0x70/0xd0
[  725.873726]  ? trace_hardirqs_off_caller+0xbb/0x310
[  725.878734]  ? trace_hardirqs_on_caller+0xc0/0x310
[  725.883658]  ? syscall_return_slowpath+0x5e0/0x5e0
[  725.888594]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  725.893431]  ? trace_hardirqs_on_caller+0x310/0x310
[  725.898435]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  725.903881]  ? prepare_exit_to_usermode+0x291/0x3b0
[  725.908891]  ? page_fault+0x8/0x30
[  725.912424]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  725.917516]  ? page_fault+0x8/0x30
[  725.921056]  page_fault+0x1e/0x30
[  725.924499] RIP: 0033:0x407e06
[  725.927702] Code: Bad RIP value.
[  725.931062] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  725.936417] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  725.943679] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  725.950937] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  725.958203] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  725.965467] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  725.972769] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  725.972843] aoe: skb alloc failure
[  725.979692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  725.979709] Workqueue: events_power_efficient neigh_periodic_work
[  725.983296] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  725.992567] Call Trace:
[  725.998774] syz-fuzzer cpuset=/ mems_allowed=0
[  726.008998]  dump_stack+0x244/0x39d
[  726.020061]  ? dump_stack_print_info.cold.1+0x20/0x20
[  726.025262]  warn_alloc.cold.116+0xb7/0x1bd
[  726.029580]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  726.034441]  ? lock_downgrade+0x900/0x900
[  726.038671]  ? trace_hardirqs_off+0xb8/0x310
[  726.043080]  ? trace_hardirqs_off+0xb8/0x310
[  726.047494]  __alloc_pages_slowpath+0x26e8/0x2e10
[  726.052366]  ? warn_alloc+0x120/0x120
[  726.056173]  ? warn_alloc+0x120/0x120
[  726.059975]  ? check_preemption_disabled+0x48/0x280
[  726.065099]  ? warn_alloc+0x120/0x120
[  726.068895]  ? zap_class+0x640/0x640
[  726.072606]  ? print_usage_bug+0xc0/0xc0
[  726.076680]  ? print_usage_bug+0xc0/0xc0
[  726.080738]  ? __lock_acquire+0x62f/0x4c20
[  726.084971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  726.090521]  ? should_fail+0x22d/0xd01
[  726.094409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  726.099509]  ? __lock_acquire+0x62f/0x4c20
[  726.103741]  ? __lock_acquire+0x62f/0x4c20
[  726.107972]  ? should_fail+0x22d/0xd01
[  726.111869]  ? mark_held_locks+0x130/0x130
[  726.116106]  ? mark_held_locks+0x130/0x130
[  726.120940]  ? pick_next_task_fair+0xa05/0x1b30
[  726.125610]  ? rcu_read_lock_sched_held+0x14f/0x180
[  726.130623]  ? zap_class+0x640/0x640
[  726.134342]  ? zap_class+0x640/0x640
[  726.138056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  726.143589]  ? check_preemption_disabled+0x48/0x280
[  726.148608]  ? __lock_is_held+0xb5/0x140
[  726.152665]  __alloc_pages_nodemask+0xa80/0xde0
[  726.157326]  ? zap_class+0x640/0x640
[  726.161049]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  726.166069]  ? find_held_lock+0x36/0x1c0
[  726.170136]  ? ____cache_alloc_node+0x1c7/0x1e0
[  726.174809]  ? lock_downgrade+0x900/0x900
[  726.178957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  726.184491]  cache_grow_begin+0xa5/0x8c0
[  726.188543]  ? do_raw_spin_unlock+0xa7/0x330
[  726.192955]  fallback_alloc+0x204/0x2e0
[  726.197030]  ____cache_alloc_node+0x1c7/0x1e0
[  726.201522]  kmem_cache_alloc_node+0xe3/0x730
[  726.206011]  ? zap_class+0x640/0x640
[  726.209720]  ? __sched_text_start+0x8/0x8
[  726.213874]  __alloc_skb+0x119/0x770
[  726.218056]  ? zap_class+0x640/0x640
[  726.221810]  ? netdev_alloc_frag+0x1f0/0x1f0
[  726.226220]  ? neigh_periodic_work+0x8ca/0xc60
[  726.230814]  ? lock_downgrade+0x900/0x900
[  726.234974]  ? kasan_check_read+0x11/0x20
[  726.239121]  ? do_raw_write_lock+0x14f/0x310
[  726.243533]  __neigh_notify+0x8c/0x160
[  726.247422]  neigh_cleanup_and_release+0x7b/0xe0
[  726.252171]  neigh_periodic_work+0x8d2/0xc60
[  726.256585]  ? neigh_table_clear+0x390/0x390
[  726.260992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  726.266526]  ? check_preemption_disabled+0x48/0x280
[  726.271546]  ? __lock_is_held+0xb5/0x140
[  726.275616]  process_one_work+0xc90/0x1c40
[  726.279847]  ? mark_held_locks+0x130/0x130
[  726.284083]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  726.288740]  ? __switch_to_asm+0x40/0x70
[  726.292800]  ? __switch_to_asm+0x40/0x70
[  726.296854]  ? __switch_to_asm+0x34/0x70
[  726.300906]  ? __switch_to_asm+0x40/0x70
[  726.304960]  ? __switch_to_asm+0x34/0x70
[  726.309024]  ? __switch_to_asm+0x40/0x70
[  726.313077]  ? __switch_to_asm+0x34/0x70
[  726.318087]  ? __switch_to_asm+0x40/0x70
[  726.322139]  ? __schedule+0x8d7/0x21d0
[  726.326022]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  726.330620]  ? zap_class+0x640/0x640
[  726.334340]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  726.339108]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  726.343730]  ? lock_acquire+0x1ed/0x520
[  726.347699]  ? worker_thread+0x3e0/0x1390
[  726.351874]  ? kasan_check_read+0x11/0x20
[  726.356027]  ? do_raw_spin_lock+0x14f/0x350
[  726.360346]  ? kasan_check_read+0x11/0x20
[  726.364576]  ? rwlock_bug.part.2+0x90/0x90
[  726.368813]  ? trace_hardirqs_on+0x310/0x310
[  726.373229]  worker_thread+0x17f/0x1390
[  726.377196]  ? __switch_to_asm+0x34/0x70
[  726.381437]  ? process_one_work+0x1c40/0x1c40
[  726.386038]  ? __sched_text_start+0x8/0x8
[  726.390190]  ? __kthread_parkme+0xce/0x1a0
[  726.394542]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  726.399639]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  726.404735]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  726.409319]  ? trace_hardirqs_on+0xbd/0x310
[  726.413630]  ? kasan_check_read+0x11/0x20
[  726.418037]  ? __kthread_parkme+0xce/0x1a0
[  726.422270]  ? trace_hardirqs_off_caller+0x310/0x310
[  726.427379]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  726.432478]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  726.438016]  ? __kthread_parkme+0xfb/0x1a0
[  726.442253]  ? process_one_work+0x1c40/0x1c40
[  726.446740]  kthread+0x35a/0x440
[  726.450097]  ? kthread_stop+0x900/0x900
[  726.454064]  ret_from_fork+0x3a/0x50
[  726.457787] warn_alloc_show_mem: 1 callbacks suppressed
[  726.457801] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  726.457802] Mem-Info:
[  726.457832] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  726.457832]  active_file:32 inactive_file:0 isolated_file:0
[  726.457832]  unevictable:0 dirty:0 writeback:0 unstable:0
[  726.457832]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  726.457832]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  726.457832]  free:13730 free_pcp:227 free_cma:0
[  726.463163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  726.470169] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  726.472558] Call Trace:
[  726.505709] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  726.515047]  <IRQ>
[  726.543281] lowmem_reserve[]: 0 2818 6321 6321
[  726.545872]  dump_stack+0x244/0x39d
[  726.571942] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  726.574086]  ? dump_stack_print_info.cold.1+0x20/0x20
[  726.578633] lowmem_reserve[]: 0 0 3503 3503
[  726.582257]  warn_alloc.cold.116+0xb7/0x1bd
[  726.609925] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  726.615106]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  726.619888] lowmem_reserve[]: 0 0 0 0
[  726.624207]  ? lock_downgrade+0x900/0x900
[  726.653233] 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
[  726.658086]  ? trace_hardirqs_off+0xb8/0x310
[  726.662049] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  726.666204]  ? trace_hardirqs_off+0xb8/0x310
[  726.679688] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  726.684107]  __alloc_pages_slowpath+0x26e8/0x2e10
[  726.698827] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  726.703240]  ? warn_alloc+0x120/0x120
[  726.717322] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  726.722360]  ? warn_alloc+0x120/0x120
[  726.731163] 6658 total pagecache pages
[  726.734949]  ? warn_alloc+0x120/0x120
[  726.743512] 0 pages in swap cache
[  726.747305]  ? print_usage_bug+0xc0/0xc0
[  726.747322]  ? print_usage_bug+0xc0/0xc0
[  726.751181] Swap cache stats: add 0, delete 0, find 0/0
[  726.754962]  ? ktime_get+0x2c1/0x400
[  726.758384] Free swap  = 0kB
[  726.762434]  ? check_preemption_disabled+0x48/0x280
[  726.766460] Total swap = 0kB
[  726.771816]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  726.775498] 1965979 pages RAM
[  726.778520]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  726.783502] 0 pages HighMem/MovableOnly
[  726.786512]  ? should_fail+0x22d/0xd01
[  726.790974] 342853 pages reserved
[  726.794063]  ? kasan_check_read+0x11/0x20
[  726.799562] 0 pages cma reserved
[  726.803524]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  726.823643]  ? __lock_acquire+0x62f/0x4c20
[  726.827886]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  726.829596] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  726.832988]  ? should_fail+0x22d/0xd01
[  726.843449] syz-executor0 cpuset=syz0 mems_allowed=0
[  726.847321]  ? print_usage_bug+0xc0/0xc0
[  726.856443]  ? mark_held_locks+0x130/0x130
[  726.860675]  ? mark_held_locks+0x130/0x130
[  726.864921]  ? check_preemption_disabled+0x48/0x280
[  726.869946]  ? zap_class+0x640/0x640
[  726.873652]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  726.878407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  726.883947]  ? check_preemption_disabled+0x48/0x280
[  726.888963]  ? __lock_is_held+0xb5/0x140
[  726.893043]  __alloc_pages_nodemask+0xa80/0xde0
[  726.897708]  ? zap_class+0x640/0x640
[  726.901425]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  726.906463]  ? find_held_lock+0x36/0x1c0
[  726.910530]  ? ____cache_alloc_node+0x1c7/0x1e0
[  726.915198]  ? lock_downgrade+0x900/0x900
[  726.919630]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  726.925166]  cache_grow_begin+0xa5/0x8c0
[  726.929221]  ? do_raw_spin_unlock+0xa7/0x330
[  726.933630]  fallback_alloc+0x204/0x2e0
[  726.937622]  ____cache_alloc_node+0x1c7/0x1e0
[  726.942120]  kmem_cache_alloc_node+0xe3/0x730
[  726.946609]  ? lockdep_hardirqs_on+0x296/0x5b0
[  726.951192]  __alloc_skb+0x119/0x770
[  726.954901]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  726.960262]  ? netdev_alloc_frag+0x1f0/0x1f0
[  726.964688]  ? vprintk_default+0x28/0x30
[  726.968738]  ? vprintk_func+0x85/0x181
[  726.972743]  ? printk+0xa7/0xcf
[  726.976021]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  726.980799]  new_skb+0x26/0x1c0
[  726.984077]  aoecmd_cfg+0x279/0x7f0
[  726.987701]  ? find_held_lock+0x36/0x1c0
[  726.991788]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  726.996112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  727.001664]  ? __lock_is_held+0xb5/0x140
[  727.005729]  discover_timer+0x50/0x60
[  727.009552]  call_timer_fn+0x272/0x920
[  727.013437]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  727.018661]  ? process_timeout+0x40/0x40
[  727.022727]  ? mark_held_locks+0xc7/0x130
[  727.026965]  ? _raw_spin_unlock_irq+0x27/0x80
[  727.031468]  ? _raw_spin_unlock_irq+0x27/0x80
[  727.035968]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  727.040809]  ? lockdep_hardirqs_on+0x296/0x5b0
[  727.045395]  ? trace_hardirqs_on+0xbd/0x310
[  727.049710]  ? kasan_check_read+0x11/0x20
[  727.053856]  ? __run_timers+0x7da/0xc70
[  727.057846]  ? trace_hardirqs_off_caller+0x310/0x310
[  727.062953]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  727.067963]  __run_timers+0x7e5/0xc70
[  727.071781]  ? timer_fixup_init+0x70/0x70
[  727.075932]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  727.080946]  ? zap_class+0x640/0x640
[  727.084658]  ? print_usage_bug+0xc0/0xc0
[  727.088714]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  727.093902]  ? find_held_lock+0x36/0x1c0
[  727.097962]  ? zap_class+0x640/0x640
[  727.101673]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  727.107204]  ? check_preemption_disabled+0x48/0x280
[  727.112224]  ? __lock_is_held+0xb5/0x140
[  727.116277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  727.122081]  ? check_preemption_disabled+0x48/0x280
[  727.127098]  run_timer_softirq+0x52/0xb0
[  727.131152]  ? rcu_read_lock_sched_held+0x14f/0x180
[  727.136162]  __do_softirq+0x308/0xb7e
[  727.139958]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  727.144447]  ? lock_downgrade+0x900/0x900
[  727.148616]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  727.153719]  ? pvclock_read_flags+0x160/0x160
[  727.158206]  ? lapic_next_event+0x5a/0x90
[  727.162353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  727.167938]  ? kvm_clock_read+0x18/0x30
[  727.171909]  ? kvm_sched_clock_read+0x9/0x20
[  727.176314]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  727.181841]  ? check_preemption_disabled+0x48/0x280
[  727.186878]  irq_exit+0x17f/0x1c0
[  727.190325]  smp_apic_timer_interrupt+0x1cb/0x760
[  727.195161]  ? smp_reschedule_interrupt+0x109/0x650
[  727.200193]  ? smp_call_function_single_interrupt+0x650/0x650
[  727.206067]  ? interrupt_entry+0xb5/0xc0
[  727.210207]  ? trace_hardirqs_off_caller+0xbb/0x310
[  727.215224]  ? trace_hardirqs_off_caller+0xbb/0x310
[  727.220428]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  727.225255]  ? trace_hardirqs_on_caller+0x310/0x310
[  727.230256]  ? trace_hardirqs_on_caller+0x310/0x310
[  727.235265]  ? task_prio+0x50/0x50
[  727.238800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  727.244333]  ? check_preemption_disabled+0x48/0x280
[  727.249372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  727.254212]  apic_timer_interrupt+0xf/0x20
[  727.258433]  </IRQ>
[  727.260675] RIP: 0010:console_unlock+0x102f/0x1190
[  727.265596] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  727.284486] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  727.292183] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  727.299437] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  727.306711] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  727.313972] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  727.321522] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  727.328795]  ? netconsole_netdev_event+0x280/0x280
[  727.333720]  ? console_unlock+0x1026/0x1190
[  727.338058]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  727.342717]  ? vprintk_emit+0x846/0x990
[  727.346703]  ? lock_release+0xa00/0xa00
[  727.350777]  ? trace_hardirqs_on+0x70/0x310
[  727.355086]  ? vprintk_default+0x28/0x30
[  727.359161]  ? trace_hardirqs_off_caller+0x310/0x310
[  727.364265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  727.369801]  vprintk_emit+0x391/0x990
[  727.373596]  ? wake_up_klogd+0x180/0x180
[  727.377657]  ? find_held_lock+0x11/0x1c0
[  727.381723]  ? mark_held_locks+0xc7/0x130
[  727.385872]  ? _raw_spin_unlock_irq+0x27/0x80
[  727.390359]  ? _raw_spin_unlock_irq+0x27/0x80
[  727.394850]  vprintk_default+0x28/0x30
[  727.398729]  vprintk_func+0x7e/0x181
[  727.402447]  printk+0xa7/0xcf
[  727.405549]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  727.410302]  ? _raw_spin_unlock_irq+0x60/0x80
[  727.414808]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  727.420340]  dump_header+0x7cc/0xf72
[  727.424057]  ? pagefault_out_of_memory+0x197/0x197
[  727.428998]  ? __lock_acquire+0x62f/0x4c20
[  727.433231]  ? print_usage_bug+0xc0/0xc0
[  727.437291]  ? zap_class+0x640/0x640
[  727.441000]  ? zap_class+0x640/0x640
[  727.444708]  ? print_usage_bug+0xc0/0xc0
[  727.448770]  ? print_usage_bug+0xc0/0xc0
[  727.452838]  ? find_held_lock+0x36/0x1c0
[  727.456901]  ? mark_held_locks+0xc7/0x130
[  727.461065]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  727.466156]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  727.471252]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  727.475829]  ? trace_hardirqs_on+0xbd/0x310
[  727.480144]  ? kasan_check_read+0x11/0x20
[  727.484278]  ? ___ratelimit+0x3b4/0x672
[  727.488243]  ? trace_hardirqs_off_caller+0x310/0x310
[  727.493341]  ? trace_hardirqs_on+0x310/0x310
[  727.497751]  ? lock_downgrade+0x900/0x900
[  727.501994]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  727.507092]  ? ___ratelimit+0x3b9/0x672
[  727.511068]  ? idr_get_free+0xf70/0xf70
[  727.515037]  ? kasan_check_read+0x11/0x20
[  727.519432]  ? do_raw_spin_unlock+0xa7/0x330
[  727.523844]  oom_kill_process.cold.27+0x10/0x903
[  727.528598]  ? zap_class+0x640/0x640
[  727.532303]  ? _raw_spin_unlock+0x2c/0x50
[  727.536444]  ? oom_badness+0xe6/0xaa0
[  727.540244]  ? oom_evaluate_task+0x540/0x540
[  727.544644]  ? find_held_lock+0x36/0x1c0
[  727.548702]  ? out_of_memory+0x974/0x1430
[  727.552845]  ? lock_downgrade+0x900/0x900
[  727.556989]  ? check_preemption_disabled+0x48/0x280
[  727.562008]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  727.566928]  ? kasan_check_read+0x11/0x20
[  727.571068]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  727.576343]  ? rcu_softirq_qs+0x20/0x20
[  727.580317]  ? kasan_check_write+0x14/0x20
[  727.584554]  ? oom_evaluate_task+0x302/0x540
[  727.588958]  out_of_memory+0xa84/0x1430
[  727.592935]  ? oom_killer_disable+0x3a0/0x3a0
[  727.597423]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  727.602369]  ? __ww_mutex_check_waiters+0x160/0x160
[  727.607389]  __alloc_pages_slowpath+0x2354/0x2e10
[  727.612255]  ? warn_alloc+0x120/0x120
[  727.616051]  ? mark_held_locks+0x130/0x130
[  727.620509]  ? find_get_entry+0xaae/0x1120
[  727.624772]  ? filemap_map_pages+0x1a20/0x1a20
[  727.629351]  ? zap_class+0x640/0x640
[  727.633064]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  727.638596]  ? check_preemption_disabled+0x48/0x280
[  727.643627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  727.649166]  ? should_fail+0x22d/0xd01
[  727.653053]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  727.658154]  ? zap_class+0x640/0x640
[  727.662373]  ? __lock_is_held+0xb5/0x140
[  727.666435]  ? mark_held_locks+0x130/0x130
[  727.670662]  ? lock_release+0xa00/0xa00
[  727.674635]  ? perf_trace_sched_process_exec+0x860/0x860
[  727.680077]  ? xa_load+0x2ba/0x460
[  727.683612]  ? lock_downgrade+0x900/0x900
[  727.687768]  ? __might_sleep+0x95/0x190
[  727.691832]  __alloc_pages_nodemask+0xa80/0xde0
[  727.696499]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  727.701519]  ? __page_cache_alloc+0x191/0x5c0
[  727.706013]  ? xa_load+0x2e1/0x460
[  727.709558]  ? xa_clear_mark+0x40/0x40
[  727.713438]  ? zap_class+0x640/0x640
[  727.717152]  ? zap_class+0x640/0x640
[  727.721111]  ? zap_class+0x640/0x640
[  727.724816]  ? __do_page_cache_readahead+0x663/0x810
[  727.729937]  ? find_held_lock+0x36/0x1c0
[  727.733994]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  727.739533]  alloc_pages_current+0x173/0x350
[  727.743941]  __page_cache_alloc+0x38c/0x5c0
[  727.748292]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  727.753211]  ? kasan_check_read+0x11/0x20
[  727.757354]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  727.762625]  ? generic_perform_write+0x6a0/0x6a0
[  727.767373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  727.772981]  ? check_preemption_disabled+0x48/0x280
[  727.777992]  filemap_fault+0x1595/0x25f0
[  727.782057]  ? __lock_page_or_retry+0xa00/0xa00
[  727.786746]  ? mark_held_locks+0x130/0x130
[  727.790986]  ? filemap_map_pages+0xd6b/0x1a20
[  727.795477]  ? lock_downgrade+0x900/0x900
[  727.799618]  ? check_preemption_disabled+0x48/0x280
[  727.804634]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  727.809555]  ? kasan_check_read+0x11/0x20
[  727.813700]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  727.818967]  ? rcu_softirq_qs+0x20/0x20
[  727.823262]  ? filemap_map_pages+0xd92/0x1a20
[  727.827972]  ? find_get_entries_tag+0x1400/0x1400
[  727.832912]  ? futex_wake+0x760/0x760
[  727.836758]  ? lock_acquire+0x1ed/0x520
[  727.840735]  ? ext4_filemap_fault+0x7a/0xad
[  727.845061]  ? lock_release+0xa00/0xa00
[  727.849027]  ? perf_trace_sched_process_exec+0x860/0x860
[  727.854579]  ? print_usage_bug+0xc0/0xc0
[  727.858761]  ? print_usage_bug+0xc0/0xc0
[  727.862826]  ? down_read+0x8d/0x120
[  727.866447]  ? ext4_filemap_fault+0x7a/0xad
[  727.870770]  ? __down_interruptible+0x700/0x700
[  727.875440]  ext4_filemap_fault+0x82/0xad
[  727.879581]  __do_fault+0x100/0x6b0
[  727.883203]  ? pmd_devmap_trans_unstable+0x220/0x220
[  727.888303]  ? mark_held_locks+0x130/0x130
[  727.892533]  ? mark_held_locks+0x130/0x130
[  727.896767]  ? __might_fault+0x12b/0x1e0
[  727.900830]  ? lock_downgrade+0x900/0x900
[  727.904985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  727.910520]  __handle_mm_fault+0x3ea0/0x5be0
[  727.914933]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  727.920033]  ? kasan_check_read+0x11/0x20
[  727.924239]  ? _copy_to_user+0xc8/0x110
[  727.928234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  727.933778]  ? zap_class+0x640/0x640
[  727.937486]  ? zap_class+0x640/0x640
[  727.941199]  ? find_held_lock+0x36/0x1c0
[  727.945261]  ? handle_mm_fault+0x42a/0xc70
[  727.949505]  ? lock_downgrade+0x900/0x900
[  727.953652]  ? check_preemption_disabled+0x48/0x280
[  727.958681]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  727.963602]  ? kasan_check_read+0x11/0x20
[  727.967751]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  727.973041]  ? rcu_softirq_qs+0x20/0x20
[  727.977009]  ? trace_hardirqs_off_caller+0x310/0x310
[  727.982106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  727.987658]  ? check_preemption_disabled+0x48/0x280
[  727.992684]  handle_mm_fault+0x54f/0xc70
[  727.996785]  ? __handle_mm_fault+0x5be0/0x5be0
[  728.001369]  ? find_vma+0x34/0x190
[  728.004909]  __do_page_fault+0x5e8/0xe60
[  728.008964]  ? trace_hardirqs_off+0xb8/0x310
[  728.013375]  do_page_fault+0xf2/0x7e0
[  728.017176]  ? vmalloc_sync_all+0x30/0x30
[  728.021582]  ? error_entry+0x70/0xd0
[  728.025295]  ? trace_hardirqs_off_caller+0xbb/0x310
[  728.030312]  ? trace_hardirqs_on_caller+0xc0/0x310
[  728.035236]  ? syscall_return_slowpath+0x5e0/0x5e0
[  728.040168]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  728.045006]  ? trace_hardirqs_on_caller+0x310/0x310
[  728.050016]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  728.055464]  ? prepare_exit_to_usermode+0x291/0x3b0
[  728.060471]  ? page_fault+0x8/0x30
[  728.064005]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  728.068846]  ? page_fault+0x8/0x30
[  728.072378]  page_fault+0x1e/0x30
[  728.075824] RIP: 0033:0x407e06
[  728.079028] Code: Bad RIP value.
[  728.082383] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  728.087747] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  728.095005] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  728.102270] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  728.109534] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  728.116803] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  728.124393] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  728.124499] aoe: skb alloc failure
[  728.131691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  728.131696] Call Trace:
[  728.131724]  dump_stack+0x244/0x39d
[  728.131766]  ? dump_stack_print_info.cold.1+0x20/0x20
[  728.135308] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  728.144642]  warn_alloc.cold.116+0xb7/0x1bd
[  728.147187] syz-fuzzer cpuset=/ mems_allowed=0
[  728.150802]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  728.180180]  ? lock_downgrade+0x900/0x900
[  728.184332]  ? trace_hardirqs_off+0xb8/0x310
[  728.188751]  ? trace_hardirqs_off+0xb8/0x310
[  728.193163]  __alloc_pages_slowpath+0x26e8/0x2e10
[  728.198030]  ? warn_alloc+0x120/0x120
[  728.201827]  ? zap_class+0x640/0x640
[  728.205532]  ? warn_alloc+0x120/0x120
[  728.209330]  ? warn_alloc+0x120/0x120
[  728.213127]  ? print_usage_bug+0xc0/0xc0
[  728.217180]  ? find_held_lock+0x36/0x1c0
[  728.221544]  ? print_usage_bug+0xc0/0xc0
[  728.225611]  ? cpuacct_charge+0x265/0x440
[  728.229758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  728.235295]  ? should_fail+0x22d/0xd01
[  728.239181]  ? find_held_lock+0x36/0x1c0
[  728.243248]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  728.248347]  ? __lock_acquire+0x62f/0x4c20
[  728.252584]  ? should_fail+0x22d/0xd01
[  728.256497]  ? mark_held_locks+0x130/0x130
[  728.260740]  ? mark_held_locks+0x130/0x130
[  728.264974]  ? __lock_acquire+0x62f/0x4c20
[  728.269212]  ? zap_class+0x640/0x640
[  728.272925]  ? __lock_is_held+0xb5/0x140
[  728.276983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  728.282520]  ? check_preemption_disabled+0x48/0x280
[  728.287626]  ? __lock_is_held+0xb5/0x140
[  728.291695]  __alloc_pages_nodemask+0xa80/0xde0
[  728.296361]  ? zap_class+0x640/0x640
[  728.300073]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  728.305095]  ? find_held_lock+0x36/0x1c0
[  728.309160]  ? ____cache_alloc_node+0x1c7/0x1e0
[  728.313826]  ? lock_downgrade+0x900/0x900
[  728.317976]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  728.323814]  cache_grow_begin+0xa5/0x8c0
[  728.327881]  ? do_raw_spin_unlock+0xa7/0x330
[  728.332292]  fallback_alloc+0x204/0x2e0
[  728.336285]  ____cache_alloc_node+0x1c7/0x1e0
[  728.340786]  kmem_cache_alloc+0x1f8/0x730
[  728.344936]  skb_clone+0x1bb/0x500
[  728.348484]  ? finish_task_switch+0x1b4/0x910
[  728.352976]  ? skb_split+0x11e0/0x11e0
[  728.356858]  ? preempt_notifier_register+0x200/0x200
[  728.361952]  ? __switch_to_asm+0x34/0x70
[  728.366004]  ? __switch_to_asm+0x34/0x70
[  728.370056]  ? __switch_to_asm+0x40/0x70
[  728.374104]  ? __switch_to_asm+0x34/0x70
[  728.378158]  ? __switch_to_asm+0x40/0x70
[  728.382212]  ? __switch_to_asm+0x34/0x70
[  728.386270]  ? __switch_to_asm+0x40/0x70
[  728.390322]  ? __switch_to_asm+0x34/0x70
[  728.394389]  ? __switch_to_asm+0x34/0x70
[  728.398443]  ? __switch_to_asm+0x40/0x70
[  728.402498]  ? __switch_to_asm+0x34/0x70
[  728.406560]  bpf_clone_redirect+0xb9/0x490
[  728.410791]  ? __schedule+0x8d7/0x21d0
[  728.414674]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  728.420143]  ? __sched_text_start+0x8/0x8
[  728.424284]  ? retint_kernel+0x2d/0x2d
[  728.428195]  ? find_held_lock+0x36/0x1c0
[  728.432262]  ? lock_acquire+0x1ed/0x520
[  728.436232]  ? bpf_test_run+0x3cb/0x780
[  728.440194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  728.445726]  ? check_preemption_disabled+0x48/0x280
[  728.450749]  ? kasan_check_read+0x11/0x20
[  728.454892]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  728.460162]  ? rcu_softirq_qs+0x20/0x20
[  728.464129]  ? preempt_schedule+0x4d/0x60
[  728.468359]  ? ___preempt_schedule+0x16/0x18
[  728.472773]  ? bpf_test_run+0x25d/0x780
[  728.476754]  ? netlink_diag_dump+0x2a0/0x2a0
[  728.481164]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  728.486697]  ? bpf_test_init.isra.10+0x70/0x100
[  728.491378]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  728.496153]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  728.501077]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  728.506610]  ? fput+0x130/0x1a0
[  728.509889]  ? __bpf_prog_get+0x9b/0x290
[  728.513954]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  728.518790]  ? bpf_prog_test_run+0x130/0x1a0
[  728.523945]  ? __x64_sys_bpf+0x3db/0x520
[  728.528006]  ? bpf_prog_get+0x20/0x20
[  728.531836]  ? do_syscall_64+0x1b9/0x820
[  728.535891]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  728.541255]  ? syscall_return_slowpath+0x5e0/0x5e0
[  728.546176]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  728.551012]  ? trace_hardirqs_on_caller+0x310/0x310
[  728.556020]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  728.561054]  ? prepare_exit_to_usermode+0x291/0x3b0
[  728.566071]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  728.570911]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  728.576282] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  728.576286] warn_alloc_show_mem: 1 callbacks suppressed
[  728.576293] Mem-Info:
[  728.583381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  728.588752] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  728.588752]  active_file:32 inactive_file:0 isolated_file:0
[  728.588752]  unevictable:0 dirty:0 writeback:0 unstable:0
[  728.588752]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  728.588752]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  728.588752]  free:13730 free_pcp:227 free_cma:0
[  728.591117] Call Trace:
[  728.600488] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  728.633792]  <IRQ>
[  728.636356] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  728.664713]  dump_stack+0x244/0x39d
[  728.666838] lowmem_reserve[]: 0 2818 6321 6321
[  728.692937]  ? dump_stack_print_info.cold.1+0x20/0x20
[  728.696531] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  728.701112]  warn_alloc.cold.116+0xb7/0x1bd
[  728.706281] lowmem_reserve[]: 0 0 3503 3503
[  728.734028]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  728.738337] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  728.742647]  ? lock_downgrade+0x900/0x900
[  728.747455] lowmem_reserve[]: 0 0 0 0
[  728.776594]  ? trace_hardirqs_off+0xb8/0x310
[  728.780720] 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
[  728.784531]  ? trace_hardirqs_off+0xb8/0x310
[  728.788910] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  728.802615]  __alloc_pages_slowpath+0x26e8/0x2e10
[  728.806990] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  728.821994]  ? warn_alloc+0x120/0x120
[  728.826793] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  728.840904]  ? warn_alloc+0x120/0x120
[  728.844679] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  728.853503]  ? __lock_acquire+0x62f/0x4c20
[  728.857272] 6658 total pagecache pages
[  728.865835]  ? warn_alloc+0x120/0x120
[  728.870046] 0 pages in swap cache
[  728.873913]  ? print_usage_bug+0xc0/0xc0
[  728.877689] Swap cache stats: add 0, delete 0, find 0/0
[  728.881135]  ? print_usage_bug+0xc0/0xc0
[  728.885165] Free swap  = 0kB
[  728.890513]  ? mark_held_locks+0x130/0x130
[  728.894548] Total swap = 0kB
[  728.897568]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  728.901777] 1965979 pages RAM
[  728.904798]  ? should_fail+0x22d/0xd01
[  728.910309] 0 pages HighMem/MovableOnly
[  728.913409]  ? zap_class+0x640/0x640
[  728.917267] 342853 pages reserved
[  728.921479]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  728.925164] 0 pages cma reserved
[  728.928614]  ? __lock_acquire+0x62f/0x4c20
[  728.933916] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  728.937045]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  728.941258] syz-executor0 cpuset=syz0 mems_allowed=0
[  728.951729]  ? should_fail+0x22d/0xd01
[  728.965765]  ? mark_held_locks+0x130/0x130
[  728.970016]  ? mark_held_locks+0x130/0x130
[  728.974246]  ? lock_downgrade+0x900/0x900
[  728.978389]  ? zap_class+0x640/0x640
[  728.982100]  ? zap_class+0x640/0x640
[  728.985814]  ? zap_class+0x640/0x640
[  728.989526]  ? do_raw_spin_unlock+0xa7/0x330
[  728.993932]  ? trace_hardirqs_on+0x310/0x310
[  728.998339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.003872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.009428]  ? check_preemption_disabled+0x48/0x280
[  729.014449]  ? __lock_is_held+0xb5/0x140
[  729.018600]  __alloc_pages_nodemask+0xa80/0xde0
[  729.023557]  ? zap_class+0x640/0x640
[  729.027271]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  729.032294]  ? find_held_lock+0x36/0x1c0
[  729.036357]  ? ____cache_alloc_node+0x1c7/0x1e0
[  729.041018]  ? lock_downgrade+0x900/0x900
[  729.045181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.050723]  cache_grow_begin+0xa5/0x8c0
[  729.054776]  ? do_raw_spin_unlock+0xa7/0x330
[  729.059191]  fallback_alloc+0x204/0x2e0
[  729.063167]  ____cache_alloc_node+0x1c7/0x1e0
[  729.067675]  kmem_cache_alloc_node+0xe3/0x730
[  729.072178]  ? lockdep_hardirqs_on+0x296/0x5b0
[  729.076761]  __alloc_skb+0x119/0x770
[  729.080466]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  729.085825]  ? netdev_alloc_frag+0x1f0/0x1f0
[  729.090234]  ? vprintk_default+0x28/0x30
[  729.094291]  ? vprintk_func+0x85/0x181
[  729.098184]  ? printk+0xa7/0xcf
[  729.101455]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  729.106214]  new_skb+0x26/0x1c0
[  729.109491]  aoecmd_cfg+0x279/0x7f0
[  729.113114]  ? find_held_lock+0x36/0x1c0
[  729.117173]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  729.121810]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.127346]  ? __lock_is_held+0xb5/0x140
[  729.131411]  discover_timer+0x50/0x60
[  729.135200]  call_timer_fn+0x272/0x920
[  729.139080]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  729.143909]  ? process_timeout+0x40/0x40
[  729.147965]  ? mark_held_locks+0xc7/0x130
[  729.152107]  ? _raw_spin_unlock_irq+0x27/0x80
[  729.156593]  ? _raw_spin_unlock_irq+0x27/0x80
[  729.161078]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  729.165912]  ? lockdep_hardirqs_on+0x296/0x5b0
[  729.170482]  ? trace_hardirqs_on+0xbd/0x310
[  729.174793]  ? kasan_check_read+0x11/0x20
[  729.178935]  ? __run_timers+0x7da/0xc70
[  729.182903]  ? trace_hardirqs_off_caller+0x310/0x310
[  729.188041]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  729.192891]  __run_timers+0x7e5/0xc70
[  729.196753]  ? timer_fixup_init+0x70/0x70
[  729.200901]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  729.205906]  ? zap_class+0x640/0x640
[  729.209610]  ? print_usage_bug+0xc0/0xc0
[  729.213665]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  729.218859]  ? find_held_lock+0x36/0x1c0
[  729.223128]  ? zap_class+0x640/0x640
[  729.226836]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.232365]  ? check_preemption_disabled+0x48/0x280
[  729.237383]  ? __lock_is_held+0xb5/0x140
[  729.241437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.246982]  ? check_preemption_disabled+0x48/0x280
[  729.252000]  run_timer_softirq+0x52/0xb0
[  729.256070]  ? rcu_read_lock_sched_held+0x14f/0x180
[  729.261077]  __do_softirq+0x308/0xb7e
[  729.264873]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  729.269353]  ? lock_downgrade+0x900/0x900
[  729.273513]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  729.278622]  ? pvclock_read_flags+0x160/0x160
[  729.283114]  ? lapic_next_event+0x5a/0x90
[  729.287263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.292813]  ? kvm_clock_read+0x18/0x30
[  729.296780]  ? kvm_sched_clock_read+0x9/0x20
[  729.301183]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.306718]  ? check_preemption_disabled+0x48/0x280
[  729.311736]  irq_exit+0x17f/0x1c0
[  729.315186]  smp_apic_timer_interrupt+0x1cb/0x760
[  729.320239]  ? smp_reschedule_interrupt+0x109/0x650
[  729.325264]  ? smp_call_function_single_interrupt+0x650/0x650
[  729.331149]  ? interrupt_entry+0xb5/0xc0
[  729.335205]  ? trace_hardirqs_off_caller+0xbb/0x310
[  729.340305]  ? trace_hardirqs_off_caller+0xbb/0x310
[  729.345315]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  729.350151]  ? trace_hardirqs_on_caller+0x310/0x310
[  729.355154]  ? trace_hardirqs_on_caller+0x310/0x310
[  729.360163]  ? task_prio+0x50/0x50
[  729.363723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.369253]  ? check_preemption_disabled+0x48/0x280
[  729.374266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  729.379101]  apic_timer_interrupt+0xf/0x20
[  729.383321]  </IRQ>
[  729.385554] RIP: 0010:console_unlock+0x102f/0x1190
[  729.390475] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  729.409364] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  729.417059] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  729.424565] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  729.431825] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  729.439085] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  729.446471] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  729.453740]  ? netconsole_netdev_event+0x280/0x280
[  729.458668]  ? console_unlock+0x1026/0x1190
[  729.463009]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  729.467696]  ? vprintk_emit+0x846/0x990
[  729.471664]  ? lock_release+0xa00/0xa00
[  729.475644]  ? trace_hardirqs_on+0x70/0x310
[  729.479963]  ? vprintk_default+0x28/0x30
[  729.484021]  ? trace_hardirqs_off_caller+0x310/0x310
[  729.489119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.494699]  vprintk_emit+0x391/0x990
[  729.498501]  ? wake_up_klogd+0x180/0x180
[  729.502560]  ? find_held_lock+0x11/0x1c0
[  729.506643]  ? mark_held_locks+0xc7/0x130
[  729.510790]  ? _raw_spin_unlock_irq+0x27/0x80
[  729.515276]  ? _raw_spin_unlock_irq+0x27/0x80
[  729.519985]  vprintk_default+0x28/0x30
[  729.523865]  vprintk_func+0x7e/0x181
[  729.527574]  printk+0xa7/0xcf
[  729.530677]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  729.535432]  ? _raw_spin_unlock_irq+0x60/0x80
[  729.539942]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  729.545245]  dump_header+0x7cc/0xf72
[  729.548961]  ? pagefault_out_of_memory+0x197/0x197
[  729.553888]  ? __lock_acquire+0x62f/0x4c20
[  729.558132]  ? print_usage_bug+0xc0/0xc0
[  729.562288]  ? zap_class+0x640/0x640
[  729.565991]  ? zap_class+0x640/0x640
[  729.569705]  ? print_usage_bug+0xc0/0xc0
[  729.573799]  ? print_usage_bug+0xc0/0xc0
[  729.577861]  ? find_held_lock+0x36/0x1c0
[  729.581934]  ? mark_held_locks+0xc7/0x130
[  729.586078]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  729.591169]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  729.596350]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  729.600927]  ? trace_hardirqs_on+0xbd/0x310
[  729.605242]  ? kasan_check_read+0x11/0x20
[  729.609382]  ? ___ratelimit+0x3b4/0x672
[  729.613350]  ? trace_hardirqs_off_caller+0x310/0x310
[  729.618467]  ? trace_hardirqs_on+0x310/0x310
[  729.623156]  ? lock_downgrade+0x900/0x900
[  729.627326]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  729.632421]  ? ___ratelimit+0x3b9/0x672
[  729.636390]  ? idr_get_free+0xf70/0xf70
[  729.640356]  ? kasan_check_read+0x11/0x20
[  729.644498]  ? do_raw_spin_unlock+0xa7/0x330
[  729.648921]  oom_kill_process.cold.27+0x10/0x903
[  729.653676]  ? zap_class+0x640/0x640
[  729.657384]  ? _raw_spin_unlock+0x2c/0x50
[  729.662028]  ? oom_badness+0xe6/0xaa0
[  729.665829]  ? oom_evaluate_task+0x540/0x540
[  729.670234]  ? find_held_lock+0x36/0x1c0
[  729.674297]  ? out_of_memory+0x974/0x1430
[  729.678440]  ? lock_downgrade+0x900/0x900
[  729.682580]  ? check_preemption_disabled+0x48/0x280
[  729.687591]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  729.692516]  ? kasan_check_read+0x11/0x20
[  729.696652]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  729.701932]  ? rcu_softirq_qs+0x20/0x20
[  729.705906]  ? kasan_check_write+0x14/0x20
[  729.710130]  ? oom_evaluate_task+0x302/0x540
[  729.714536]  out_of_memory+0xa84/0x1430
[  729.718511]  ? oom_killer_disable+0x3a0/0x3a0
[  729.723425]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  729.728349]  ? __ww_mutex_check_waiters+0x160/0x160
[  729.733373]  __alloc_pages_slowpath+0x2354/0x2e10
[  729.738240]  ? warn_alloc+0x120/0x120
[  729.742053]  ? mark_held_locks+0x130/0x130
[  729.746286]  ? find_get_entry+0xaae/0x1120
[  729.750523]  ? filemap_map_pages+0x1a20/0x1a20
[  729.755118]  ? zap_class+0x640/0x640
[  729.758833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  729.764362]  ? check_preemption_disabled+0x48/0x280
[  729.769369]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  729.774898]  ? should_fail+0x22d/0xd01
[  729.778781]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  729.783883]  ? zap_class+0x640/0x640
[  729.787613]  ? __lock_is_held+0xb5/0x140
[  729.791692]  ? mark_held_locks+0x130/0x130
[  729.795924]  ? lock_release+0xa00/0xa00
[  729.799892]  ? perf_trace_sched_process_exec+0x860/0x860
[  729.805337]  ? xa_load+0x2ba/0x460
[  729.808872]  ? lock_downgrade+0x900/0x900
[  729.813018]  ? __might_sleep+0x95/0x190
[  729.816996]  __alloc_pages_nodemask+0xa80/0xde0
[  729.821951]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  729.826960]  ? __page_cache_alloc+0x191/0x5c0
[  729.831681]  ? xa_load+0x2e1/0x460
[  729.835219]  ? xa_clear_mark+0x40/0x40
[  729.839103]  ? zap_class+0x640/0x640
[  729.842815]  ? zap_class+0x640/0x640
[  729.846524]  ? zap_class+0x640/0x640
[  729.850252]  ? __do_page_cache_readahead+0x663/0x810
[  729.855355]  ? find_held_lock+0x36/0x1c0
[  729.859415]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  729.864950]  alloc_pages_current+0x173/0x350
[  729.869365]  __page_cache_alloc+0x38c/0x5c0
[  729.873691]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  729.878610]  ? kasan_check_read+0x11/0x20
[  729.882753]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  729.888025]  ? generic_perform_write+0x6a0/0x6a0
[  729.892773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  729.898303]  ? check_preemption_disabled+0x48/0x280
[  729.903338]  filemap_fault+0x1595/0x25f0
[  729.907428]  ? __lock_page_or_retry+0xa00/0xa00
[  729.912095]  ? mark_held_locks+0x130/0x130
[  729.916329]  ? filemap_map_pages+0xd6b/0x1a20
[  729.921053]  ? lock_downgrade+0x900/0x900
[  729.925192]  ? check_preemption_disabled+0x48/0x280
[  729.930206]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  729.935130]  ? kasan_check_read+0x11/0x20
[  729.939272]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  729.944539]  ? rcu_softirq_qs+0x20/0x20
[  729.948519]  ? filemap_map_pages+0xd92/0x1a20
[  729.953017]  ? find_get_entries_tag+0x1400/0x1400
[  729.957858]  ? futex_wake+0x760/0x760
[  729.961676]  ? lock_acquire+0x1ed/0x520
[  729.965645]  ? ext4_filemap_fault+0x7a/0xad
[  729.969981]  ? lock_release+0xa00/0xa00
[  729.973951]  ? perf_trace_sched_process_exec+0x860/0x860
[  729.979395]  ? print_usage_bug+0xc0/0xc0
[  729.983457]  ? print_usage_bug+0xc0/0xc0
[  729.987523]  ? down_read+0x8d/0x120
[  729.991158]  ? ext4_filemap_fault+0x7a/0xad
[  729.995477]  ? __down_interruptible+0x700/0x700
[  730.000151]  ext4_filemap_fault+0x82/0xad
[  730.004293]  __do_fault+0x100/0x6b0
[  730.007919]  ? pmd_devmap_trans_unstable+0x220/0x220
[  730.013019]  ? mark_held_locks+0x130/0x130
[  730.017247]  ? mark_held_locks+0x130/0x130
[  730.021758]  ? __might_fault+0x12b/0x1e0
[  730.025814]  ? lock_downgrade+0x900/0x900
[  730.029963]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  730.035495]  __handle_mm_fault+0x3ea0/0x5be0
[  730.039918]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  730.044792]  ? kasan_check_read+0x11/0x20
[  730.048933]  ? _copy_to_user+0xc8/0x110
[  730.052905]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  730.058441]  ? zap_class+0x640/0x640
[  730.062149]  ? zap_class+0x640/0x640
[  730.065868]  ? find_held_lock+0x36/0x1c0
[  730.069928]  ? handle_mm_fault+0x42a/0xc70
[  730.074159]  ? lock_downgrade+0x900/0x900
[  730.078304]  ? check_preemption_disabled+0x48/0x280
[  730.083324]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  730.088250]  ? kasan_check_read+0x11/0x20
[  730.092388]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  730.097685]  ? rcu_softirq_qs+0x20/0x20
[  730.101672]  ? trace_hardirqs_off_caller+0x310/0x310
[  730.106767]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  730.112300]  ? check_preemption_disabled+0x48/0x280
[  730.117331]  handle_mm_fault+0x54f/0xc70
[  730.121684]  ? __handle_mm_fault+0x5be0/0x5be0
[  730.126264]  ? find_vma+0x34/0x190
[  730.129798]  __do_page_fault+0x5e8/0xe60
[  730.133848]  ? trace_hardirqs_off+0xb8/0x310
[  730.138258]  do_page_fault+0xf2/0x7e0
[  730.142052]  ? vmalloc_sync_all+0x30/0x30
[  730.146196]  ? error_entry+0x70/0xd0
[  730.149905]  ? trace_hardirqs_off_caller+0xbb/0x310
[  730.154914]  ? trace_hardirqs_on_caller+0xc0/0x310
[  730.159840]  ? syscall_return_slowpath+0x5e0/0x5e0
[  730.164766]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  730.169602]  ? trace_hardirqs_on_caller+0x310/0x310
[  730.174616]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  730.180089]  ? prepare_exit_to_usermode+0x291/0x3b0
[  730.185097]  ? page_fault+0x8/0x30
[  730.188627]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  730.193471]  ? page_fault+0x8/0x30
[  730.197002]  page_fault+0x1e/0x30
[  730.200447] RIP: 0033:0x407e06
[  730.203644] Code: Bad RIP value.
[  730.207012] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  730.212368] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  730.219638] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  730.227191] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  730.234449] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  730.241707] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  730.248996] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  730.249058] aoe: skb alloc failure
[  730.256263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  730.256287] Call Trace:
[  730.256293]  <IRQ>
[  730.256310]  dump_stack+0x244/0x39d
[  730.256328]  ? dump_stack_print_info.cold.1+0x20/0x20
[  730.259884] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  730.269200]  warn_alloc.cold.116+0xb7/0x1bd
[  730.271749] syz-fuzzer cpuset=/ mems_allowed=0
[  730.273890]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  730.306683]  ? lock_downgrade+0x900/0x900
[  730.310833]  ? trace_hardirqs_off+0xb8/0x310
[  730.315241]  ? trace_hardirqs_off+0xb8/0x310
[  730.319665]  __alloc_pages_slowpath+0x26e8/0x2e10
[  730.325037]  ? warn_alloc+0x120/0x120
[  730.328834]  ? warn_alloc+0x120/0x120
[  730.332626]  ? zap_class+0x640/0x640
[  730.336344]  ? warn_alloc+0x120/0x120
[  730.340138]  ? print_usage_bug+0xc0/0xc0
[  730.344193]  ? idle_cpu+0x1d0/0x1d0
[  730.347812]  ? kvm_sched_clock_read+0x9/0x20
[  730.352215]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  730.357229]  ? print_usage_bug+0xc0/0xc0
[  730.361295]  ? __lock_is_held+0xb5/0x140
[  730.365357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  730.370891]  ? should_fail+0x22d/0xd01
[  730.374780]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  730.379884]  ? __lock_acquire+0x62f/0x4c20
[  730.384205]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  730.389316]  ? __lock_acquire+0x62f/0x4c20
[  730.393548]  ? should_fail+0x22d/0xd01
[  730.397438]  ? mark_held_locks+0x130/0x130
[  730.401673]  ? mark_held_locks+0x130/0x130
[  730.405900]  ? __enqueue_entity+0x10d/0x1f0
[  730.410238]  ? zap_class+0x640/0x640
[  730.413947]  ? print_usage_bug+0xc0/0xc0
[  730.418016]  ? __lock_acquire+0x62f/0x4c20
[  730.422723]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.428252]  ? check_preemption_disabled+0x48/0x280
[  730.433273]  ? __lock_is_held+0xb5/0x140
[  730.437345]  __alloc_pages_nodemask+0xa80/0xde0
[  730.442007]  ? zap_class+0x640/0x640
[  730.445729]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  730.450758]  ? find_held_lock+0x36/0x1c0
[  730.454824]  ? ____cache_alloc_node+0x1c7/0x1e0
[  730.459488]  ? lock_downgrade+0x900/0x900
[  730.463669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.469203]  cache_grow_begin+0xa5/0x8c0
[  730.473256]  ? do_raw_spin_unlock+0xa7/0x330
[  730.477663]  fallback_alloc+0x204/0x2e0
[  730.481644]  ____cache_alloc_node+0x1c7/0x1e0
[  730.486131]  kmem_cache_alloc_node+0xe3/0x730
[  730.490615]  ? ipv6_get_ifaddr+0x42e/0x620
[  730.494852]  __alloc_skb+0x119/0x770
[  730.498557]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  730.503830]  ? netdev_alloc_frag+0x1f0/0x1f0
[  730.508232]  ? lock_downgrade+0x900/0x900
[  730.512384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.517915]  ? refcount_sub_and_test_checked+0x203/0x310
[  730.523870]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  730.529313]  ? addrconf_rs_timer+0x690/0x690
[  730.533728]  ndisc_alloc_skb+0x144/0x340
[  730.537792]  ndisc_send_rs+0x331/0x6e0
[  730.541689]  addrconf_rs_timer+0x314/0x690
[  730.545930]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  730.550172]  call_timer_fn+0x272/0x920
[  730.554146]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  730.558382]  ? process_timeout+0x40/0x40
[  730.562446]  ? __run_timers+0x7da/0xc70
[  730.566423]  ? _raw_spin_unlock_irq+0x27/0x80
[  730.570908]  ? _raw_spin_unlock_irq+0x27/0x80
[  730.575390]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  730.579615]  ? lockdep_hardirqs_on+0x296/0x5b0
[  730.584195]  ? trace_hardirqs_on+0xbd/0x310
[  730.588509]  ? kasan_check_read+0x11/0x20
[  730.592663]  ? __run_timers+0x7da/0xc70
[  730.596748]  ? trace_hardirqs_off_caller+0x310/0x310
[  730.601961]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  730.606204]  __run_timers+0x7e5/0xc70
[  730.610007]  ? timer_fixup_init+0x70/0x70
[  730.614159]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  730.619172]  ? zap_class+0x640/0x640
[  730.623818]  ? enqueue_hrtimer+0x1a5/0x560
[  730.628045]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  730.633316]  ? find_held_lock+0x36/0x1c0
[  730.637390]  ? zap_class+0x640/0x640
[  730.641103]  ? pvclock_read_flags+0x160/0x160
[  730.645591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.651120]  ? check_preemption_disabled+0x48/0x280
[  730.656143]  ? __lock_is_held+0xb5/0x140
[  730.660430]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.665954]  ? check_preemption_disabled+0x48/0x280
[  730.670965]  run_timer_softirq+0x52/0xb0
[  730.675017]  ? rcu_read_lock_sched_held+0x14f/0x180
[  730.680114]  __do_softirq+0x308/0xb7e
[  730.683911]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  730.688408]  ? lock_downgrade+0x900/0x900
[  730.692549]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  730.697662]  ? pvclock_read_flags+0x160/0x160
[  730.702163]  ? lapic_next_event+0x5a/0x90
[  730.706305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.711866]  ? kvm_clock_read+0x18/0x30
[  730.715838]  ? kvm_sched_clock_read+0x9/0x20
[  730.720731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.726262]  ? check_preemption_disabled+0x48/0x280
[  730.731285]  irq_exit+0x17f/0x1c0
[  730.734841]  smp_apic_timer_interrupt+0x1cb/0x760
[  730.739678]  ? smp_reschedule_interrupt+0x109/0x650
[  730.744689]  ? smp_call_function_single_interrupt+0x650/0x650
[  730.750567]  ? interrupt_entry+0xb5/0xc0
[  730.754636]  ? trace_hardirqs_off_caller+0xbb/0x310
[  730.759654]  ? trace_hardirqs_off_caller+0xbb/0x310
[  730.764665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  730.769499]  ? trace_hardirqs_on_caller+0x310/0x310
[  730.774604]  ? trace_hardirqs_on_caller+0x310/0x310
[  730.779618]  ? task_prio+0x50/0x50
[  730.783165]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.788694]  ? check_preemption_disabled+0x48/0x280
[  730.793710]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  730.798555]  apic_timer_interrupt+0xf/0x20
[  730.802784]  </IRQ>
[  730.805022] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  730.809957] Code: 7e 0f 85 cf fe ff ff e8 66 c5 3d ff e9 c5 fe ff ff e8 cd fa c2 ff 48 83 3d e5 43 8f 07 00 0f 84 41 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 62 bd
[  730.829128] RSP: 0000:ffff88018e6c7718 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  730.836835] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  730.844098] RDX: 0000000000000000 RSI: ffff8801bf222ac0 RDI: 0000000000000286
[  730.851362] RBP: ffff88018e6c7780 R08: ffff8801bf222240 R09: 0000000000000000
[  730.858644] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  730.865911] R13: ffff8801d9beec00 R14: ffff8801d9beec00 R15: 0000000000480020
[  730.873218]  skb_clone+0x1bb/0x500
[  730.876755]  ? finish_task_switch+0x1b4/0x910
[  730.881246]  ? skb_split+0x11e0/0x11e0
[  730.885130]  ? preempt_notifier_register+0x200/0x200
[  730.890244]  ? __switch_to_asm+0x34/0x70
[  730.894295]  ? __switch_to_asm+0x34/0x70
[  730.898349]  ? __switch_to_asm+0x40/0x70
[  730.902398]  ? __switch_to_asm+0x34/0x70
[  730.906451]  ? __switch_to_asm+0x40/0x70
[  730.910498]  ? __switch_to_asm+0x34/0x70
[  730.914640]  ? __switch_to_asm+0x40/0x70
[  730.918692]  ? __switch_to_asm+0x34/0x70
[  730.922964]  ? __switch_to_asm+0x34/0x70
[  730.927102]  ? __switch_to_asm+0x40/0x70
[  730.931154]  ? __switch_to_asm+0x34/0x70
[  730.935209]  bpf_clone_redirect+0xb9/0x490
[  730.939436]  ? __schedule+0x8d7/0x21d0
[  730.943325]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  730.948338]  ? __sched_text_start+0x8/0x8
[  730.952479]  ? retint_kernel+0x2d/0x2d
[  730.956369]  ? find_held_lock+0x36/0x1c0
[  730.960428]  ? lock_acquire+0x1ed/0x520
[  730.964395]  ? bpf_test_run+0x3cb/0x780
[  730.968365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  730.973896]  ? check_preemption_disabled+0x48/0x280
[  730.978914]  ? kasan_check_read+0x11/0x20
[  730.983058]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  730.988344]  ? rcu_softirq_qs+0x20/0x20
[  730.992306]  ? preempt_schedule+0x4d/0x60
[  730.996535]  ? ___preempt_schedule+0x16/0x18
[  731.000958]  ? bpf_test_run+0x25d/0x780
[  731.004932]  ? netlink_diag_dump+0x2a0/0x2a0
[  731.009336]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  731.014870]  ? bpf_test_init.isra.10+0x70/0x100
[  731.019530]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  731.024709]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  731.029539]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  731.035072]  ? fput+0x130/0x1a0
[  731.038345]  ? __bpf_prog_get+0x9b/0x290
[  731.042400]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  731.047233]  ? bpf_prog_test_run+0x130/0x1a0
[  731.051641]  ? __x64_sys_bpf+0x3db/0x520
[  731.055700]  ? bpf_prog_get+0x20/0x20
[  731.059514]  ? do_syscall_64+0x1b9/0x820
[  731.063564]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  731.069008]  ? syscall_return_slowpath+0x5e0/0x5e0
[  731.073928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  731.078782]  ? trace_hardirqs_on_caller+0x310/0x310
[  731.083790]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  731.088801]  ? prepare_exit_to_usermode+0x291/0x3b0
[  731.093825]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  731.098686]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  731.104073] warn_alloc_show_mem: 1 callbacks suppressed
[  731.104083] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  731.104084] Mem-Info:
[  731.104126] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  731.104126]  active_file:32 inactive_file:0 isolated_file:0
[  731.104126]  unevictable:0 dirty:0 writeback:0 unstable:0
[  731.104126]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  731.104126]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  731.104126]  free:13730 free_pcp:227 free_cma:0
[  731.109460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  731.116470] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  731.118855] Call Trace:
[  731.152039] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  731.161376]  <IRQ>
[  731.189281] lowmem_reserve[]: 0 2818 6321 6321
[  731.191854]  dump_stack+0x244/0x39d
[  731.217926] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  731.220305]  ? dump_stack_print_info.cold.1+0x20/0x20
[  731.224851] lowmem_reserve[]: 0 0 3503 3503
[  731.228477]  warn_alloc.cold.116+0xb7/0x1bd
[  731.255936] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  731.261116]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  731.265431] lowmem_reserve[]: 0 0 0 0
[  731.269770]  ? lock_downgrade+0x900/0x900
[  731.298798] 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
[  731.303664]  ? trace_hardirqs_off+0xb8/0x310
[  731.307438] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  731.311582]  ? trace_hardirqs_off+0xb8/0x310
[  731.325554] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  731.329965]  __alloc_pages_slowpath+0x26e8/0x2e10
[  731.344678] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  731.349100]  ? warn_alloc+0x120/0x120
[  731.363270] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  731.368095]  ? warn_alloc+0x120/0x120
[  731.376897] 6658 total pagecache pages
[  731.380689]  ? __lock_acquire+0x62f/0x4c20
[  731.389236] 0 pages in swap cache
[  731.393016]  ? warn_alloc+0x120/0x120
[  731.396879] Swap cache stats: add 0, delete 0, find 0/0
[  731.401095]  ? print_usage_bug+0xc0/0xc0
[  731.404518] Free swap  = 0kB
[  731.408303]  ? print_usage_bug+0xc0/0xc0
[  731.413638] Total swap = 0kB
[  731.417684]  ? mark_held_locks+0x130/0x130
[  731.421128] 1965979 pages RAM
[  731.425177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  731.428166] 0 pages HighMem/MovableOnly
[  731.432383]  ? should_fail+0x22d/0xd01
[  731.435457] 342853 pages reserved
[  731.440976]  ? zap_class+0x640/0x640
[  731.444919] 0 pages cma reserved
[  731.448791]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  731.452280] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  731.455925]  ? __lock_acquire+0x62f/0x4c20
[  731.475082]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  731.480185]  ? should_fail+0x22d/0xd01
[  731.482682] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  731.484074]  ? mark_held_locks+0x130/0x130
[  731.494357] kworker/1:0 cpuset=/ mems_allowed=0
[  731.498578]  ? mark_held_locks+0x130/0x130
[  731.507482]  ? lock_downgrade+0x900/0x900
[  731.511636]  ? zap_class+0x640/0x640
[  731.515345]  ? zap_class+0x640/0x640
[  731.519061]  ? zap_class+0x640/0x640
[  731.522992]  ? do_raw_spin_unlock+0xa7/0x330
[  731.527400]  ? trace_hardirqs_on+0x310/0x310
[  731.531807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.537341]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.542876]  ? check_preemption_disabled+0x48/0x280
[  731.547892]  ? __lock_is_held+0xb5/0x140
[  731.551954]  __alloc_pages_nodemask+0xa80/0xde0
[  731.556626]  ? zap_class+0x640/0x640
[  731.560360]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  731.565380]  ? find_held_lock+0x36/0x1c0
[  731.569446]  ? ____cache_alloc_node+0x1c7/0x1e0
[  731.574108]  ? lock_downgrade+0x900/0x900
[  731.578259]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.583794]  cache_grow_begin+0xa5/0x8c0
[  731.587850]  ? do_raw_spin_unlock+0xa7/0x330
[  731.592257]  fallback_alloc+0x204/0x2e0
[  731.596237]  ____cache_alloc_node+0x1c7/0x1e0
[  731.600731]  kmem_cache_alloc_node+0xe3/0x730
[  731.605219]  ? lockdep_hardirqs_on+0x296/0x5b0
[  731.609801]  __alloc_skb+0x119/0x770
[  731.613506]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  731.618869]  ? netdev_alloc_frag+0x1f0/0x1f0
[  731.623577]  ? vprintk_default+0x28/0x30
[  731.627644]  ? vprintk_func+0x85/0x181
[  731.631530]  ? printk+0xa7/0xcf
[  731.634821]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  731.639578]  new_skb+0x26/0x1c0
[  731.642861]  aoecmd_cfg+0x279/0x7f0
[  731.646483]  ? find_held_lock+0x36/0x1c0
[  731.650551]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  731.654867]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.660408]  ? __lock_is_held+0xb5/0x140
[  731.664470]  discover_timer+0x50/0x60
[  731.668265]  call_timer_fn+0x272/0x920
[  731.672146]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  731.676980]  ? process_timeout+0x40/0x40
[  731.681039]  ? mark_held_locks+0xc7/0x130
[  731.685263]  ? _raw_spin_unlock_irq+0x27/0x80
[  731.689747]  ? _raw_spin_unlock_irq+0x27/0x80
[  731.694233]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  731.699072]  ? lockdep_hardirqs_on+0x296/0x5b0
[  731.703648]  ? trace_hardirqs_on+0xbd/0x310
[  731.707957]  ? kasan_check_read+0x11/0x20
[  731.712102]  ? __run_timers+0x7da/0xc70
[  731.716068]  ? trace_hardirqs_off_caller+0x310/0x310
[  731.721442]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  731.726281]  __run_timers+0x7e5/0xc70
[  731.730089]  ? timer_fixup_init+0x70/0x70
[  731.734232]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  731.739243]  ? zap_class+0x640/0x640
[  731.742954]  ? print_usage_bug+0xc0/0xc0
[  731.747020]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  731.752209]  ? find_held_lock+0x36/0x1c0
[  731.756273]  ? zap_class+0x640/0x640
[  731.759989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.765526]  ? check_preemption_disabled+0x48/0x280
[  731.770548]  ? __lock_is_held+0xb5/0x140
[  731.774618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.780152]  ? check_preemption_disabled+0x48/0x280
[  731.785165]  run_timer_softirq+0x52/0xb0
[  731.789220]  ? rcu_read_lock_sched_held+0x14f/0x180
[  731.794261]  __do_softirq+0x308/0xb7e
[  731.798062]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  731.802549]  ? lock_downgrade+0x900/0x900
[  731.806692]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  731.811797]  ? pvclock_read_flags+0x160/0x160
[  731.816287]  ? lapic_next_event+0x5a/0x90
[  731.820669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.826217]  ? kvm_clock_read+0x18/0x30
[  731.830342]  ? kvm_sched_clock_read+0x9/0x20
[  731.834749]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.840283]  ? check_preemption_disabled+0x48/0x280
[  731.845309]  irq_exit+0x17f/0x1c0
[  731.848756]  smp_apic_timer_interrupt+0x1cb/0x760
[  731.854371]  ? smp_reschedule_interrupt+0x109/0x650
[  731.859381]  ? smp_call_function_single_interrupt+0x650/0x650
[  731.865255]  ? interrupt_entry+0xb5/0xc0
[  731.869310]  ? trace_hardirqs_off_caller+0xbb/0x310
[  731.874404]  ? trace_hardirqs_off_caller+0xbb/0x310
[  731.879415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  731.884247]  ? trace_hardirqs_on_caller+0x310/0x310
[  731.889258]  ? trace_hardirqs_on_caller+0x310/0x310
[  731.894357]  ? task_prio+0x50/0x50
[  731.897905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  731.903437]  ? check_preemption_disabled+0x48/0x280
[  731.908450]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  731.913296]  apic_timer_interrupt+0xf/0x20
[  731.917515]  </IRQ>
[  731.919750] RIP: 0010:console_unlock+0x102f/0x1190
[  731.924910] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  731.943800] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  731.951501] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  731.958762] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  731.966019] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  731.973280] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  731.980544] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  731.987812]  ? netconsole_netdev_event+0x280/0x280
[  731.992752]  ? console_unlock+0x1026/0x1190
[  731.997082]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  732.001741]  ? vprintk_emit+0x846/0x990
[  732.005711]  ? lock_release+0xa00/0xa00
[  732.009680]  ? trace_hardirqs_on+0x70/0x310
[  732.013994]  ? vprintk_default+0x28/0x30
[  732.018062]  ? trace_hardirqs_off_caller+0x310/0x310
[  732.023452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  732.029094]  vprintk_emit+0x391/0x990
[  732.032887]  ? wake_up_klogd+0x180/0x180
[  732.036965]  ? find_held_lock+0x11/0x1c0
[  732.041029]  ? mark_held_locks+0xc7/0x130
[  732.045190]  ? _raw_spin_unlock_irq+0x27/0x80
[  732.049682]  ? _raw_spin_unlock_irq+0x27/0x80
[  732.054175]  vprintk_default+0x28/0x30
[  732.058066]  vprintk_func+0x7e/0x181
[  732.061813]  printk+0xa7/0xcf
[  732.064911]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  732.069665]  ? _raw_spin_unlock_irq+0x60/0x80
[  732.074176]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  732.079450]  dump_header+0x7cc/0xf72
[  732.083163]  ? pagefault_out_of_memory+0x197/0x197
[  732.088092]  ? __lock_acquire+0x62f/0x4c20
[  732.092321]  ? print_usage_bug+0xc0/0xc0
[  732.096398]  ? zap_class+0x640/0x640
[  732.100117]  ? zap_class+0x640/0x640
[  732.103826]  ? print_usage_bug+0xc0/0xc0
[  732.107878]  ? print_usage_bug+0xc0/0xc0
[  732.111937]  ? find_held_lock+0x36/0x1c0
[  732.115994]  ? mark_held_locks+0xc7/0x130
[  732.120424]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  732.125524]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  732.130658]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  732.135237]  ? trace_hardirqs_on+0xbd/0x310
[  732.139563]  ? kasan_check_read+0x11/0x20
[  732.143803]  ? ___ratelimit+0x3b4/0x672
[  732.147775]  ? trace_hardirqs_off_caller+0x310/0x310
[  732.152874]  ? trace_hardirqs_on+0x310/0x310
[  732.157279]  ? lock_downgrade+0x900/0x900
[  732.161425]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  732.166540]  ? ___ratelimit+0x3b9/0x672
[  732.170509]  ? idr_get_free+0xf70/0xf70
[  732.174476]  ? kasan_check_read+0x11/0x20
[  732.178625]  ? do_raw_spin_unlock+0xa7/0x330
[  732.183034]  oom_kill_process.cold.27+0x10/0x903
[  732.187784]  ? zap_class+0x640/0x640
[  732.191489]  ? _raw_spin_unlock+0x2c/0x50
[  732.195625]  ? oom_badness+0xe6/0xaa0
[  732.199431]  ? oom_evaluate_task+0x540/0x540
[  732.203831]  ? find_held_lock+0x36/0x1c0
[  732.207888]  ? out_of_memory+0x974/0x1430
[  732.212029]  ? lock_downgrade+0x900/0x900
[  732.216170]  ? check_preemption_disabled+0x48/0x280
[  732.221398]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  732.226332]  ? kasan_check_read+0x11/0x20
[  732.230495]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  732.235766]  ? rcu_softirq_qs+0x20/0x20
[  732.239751]  ? kasan_check_write+0x14/0x20
[  732.243979]  ? oom_evaluate_task+0x302/0x540
[  732.248385]  out_of_memory+0xa84/0x1430
[  732.252359]  ? oom_killer_disable+0x3a0/0x3a0
[  732.256850]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  732.261887]  ? __ww_mutex_check_waiters+0x160/0x160
[  732.266906]  __alloc_pages_slowpath+0x2354/0x2e10
[  732.271771]  ? warn_alloc+0x120/0x120
[  732.275565]  ? mark_held_locks+0x130/0x130
[  732.279811]  ? find_get_entry+0xaae/0x1120
[  732.284050]  ? filemap_map_pages+0x1a20/0x1a20
[  732.288632]  ? zap_class+0x640/0x640
[  732.292350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  732.297891]  ? check_preemption_disabled+0x48/0x280
[  732.302906]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  732.308439]  ? should_fail+0x22d/0xd01
[  732.312328]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  732.317424]  ? zap_class+0x640/0x640
[  732.321478]  ? __lock_is_held+0xb5/0x140
[  732.325557]  ? mark_held_locks+0x130/0x130
[  732.329801]  ? lock_release+0xa00/0xa00
[  732.333769]  ? perf_trace_sched_process_exec+0x860/0x860
[  732.339222]  ? xa_load+0x2ba/0x460
[  732.342755]  ? lock_downgrade+0x900/0x900
[  732.346904]  ? __might_sleep+0x95/0x190
[  732.350883]  __alloc_pages_nodemask+0xa80/0xde0
[  732.355554]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  732.360582]  ? __page_cache_alloc+0x191/0x5c0
[  732.365092]  ? xa_load+0x2e1/0x460
[  732.368627]  ? xa_clear_mark+0x40/0x40
[  732.372517]  ? zap_class+0x640/0x640
[  732.376243]  ? zap_class+0x640/0x640
[  732.379951]  ? zap_class+0x640/0x640
[  732.383662]  ? __do_page_cache_readahead+0x663/0x810
[  732.388766]  ? find_held_lock+0x36/0x1c0
[  732.392826]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  732.398449]  alloc_pages_current+0x173/0x350
[  732.402857]  __page_cache_alloc+0x38c/0x5c0
[  732.407173]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  732.412093]  ? kasan_check_read+0x11/0x20
[  732.416230]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  732.421720]  ? generic_perform_write+0x6a0/0x6a0
[  732.426466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  732.431995]  ? check_preemption_disabled+0x48/0x280
[  732.437032]  filemap_fault+0x1595/0x25f0
[  732.441114]  ? __lock_page_or_retry+0xa00/0xa00
[  732.445778]  ? mark_held_locks+0x130/0x130
[  732.450012]  ? filemap_map_pages+0xd6b/0x1a20
[  732.454503]  ? lock_downgrade+0x900/0x900
[  732.458649]  ? check_preemption_disabled+0x48/0x280
[  732.463746]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  732.468676]  ? kasan_check_read+0x11/0x20
[  732.472833]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  732.478101]  ? rcu_softirq_qs+0x20/0x20
[  732.482095]  ? filemap_map_pages+0xd92/0x1a20
[  732.486619]  ? find_get_entries_tag+0x1400/0x1400
[  732.491457]  ? futex_wake+0x760/0x760
[  732.495264]  ? lock_acquire+0x1ed/0x520
[  732.499231]  ? ext4_filemap_fault+0x7a/0xad
[  732.503577]  ? lock_release+0xa00/0xa00
[  732.507575]  ? perf_trace_sched_process_exec+0x860/0x860
[  732.513024]  ? print_usage_bug+0xc0/0xc0
[  732.517082]  ? print_usage_bug+0xc0/0xc0
[  732.521383]  ? down_read+0x8d/0x120
[  732.525003]  ? ext4_filemap_fault+0x7a/0xad
[  732.529320]  ? __down_interruptible+0x700/0x700
[  732.533990]  ext4_filemap_fault+0x82/0xad
[  732.538131]  __do_fault+0x100/0x6b0
[  732.541751]  ? pmd_devmap_trans_unstable+0x220/0x220
[  732.546846]  ? mark_held_locks+0x130/0x130
[  732.551087]  ? mark_held_locks+0x130/0x130
[  732.555335]  ? __might_fault+0x12b/0x1e0
[  732.559391]  ? lock_downgrade+0x900/0x900
[  732.563540]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  732.569079]  __handle_mm_fault+0x3ea0/0x5be0
[  732.573588]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  732.578435]  ? kasan_check_read+0x11/0x20
[  732.582598]  ? _copy_to_user+0xc8/0x110
[  732.586579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  732.592219]  ? zap_class+0x640/0x640
[  732.595924]  ? zap_class+0x640/0x640
[  732.599642]  ? find_held_lock+0x36/0x1c0
[  732.603705]  ? handle_mm_fault+0x42a/0xc70
[  732.607934]  ? lock_downgrade+0x900/0x900
[  732.612077]  ? check_preemption_disabled+0x48/0x280
[  732.617087]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  732.622259]  ? kasan_check_read+0x11/0x20
[  732.626402]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  732.631676]  ? rcu_softirq_qs+0x20/0x20
[  732.635645]  ? trace_hardirqs_off_caller+0x310/0x310
[  732.640743]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  732.646276]  ? check_preemption_disabled+0x48/0x280
[  732.651291]  handle_mm_fault+0x54f/0xc70
[  732.655353]  ? __handle_mm_fault+0x5be0/0x5be0
[  732.659934]  ? find_vma+0x34/0x190
[  732.663727]  __do_page_fault+0x5e8/0xe60
[  732.667784]  ? trace_hardirqs_off+0xb8/0x310
[  732.672196]  do_page_fault+0xf2/0x7e0
[  732.675993]  ? vmalloc_sync_all+0x30/0x30
[  732.680139]  ? error_entry+0x70/0xd0
[  732.683850]  ? trace_hardirqs_off_caller+0xbb/0x310
[  732.688860]  ? trace_hardirqs_on_caller+0xc0/0x310
[  732.693786]  ? syscall_return_slowpath+0x5e0/0x5e0
[  732.698713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  732.703547]  ? trace_hardirqs_on_caller+0x310/0x310
[  732.708570]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  732.714022]  ? prepare_exit_to_usermode+0x291/0x3b0
[  732.719032]  ? page_fault+0x8/0x30
[  732.722798]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  732.727641]  ? page_fault+0x8/0x30
[  732.731178]  page_fault+0x1e/0x30
[  732.734626] RIP: 0033:0x407e06
[  732.737821] Code: Bad RIP value.
[  732.741173] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  732.746647] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  732.753911] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  732.761172] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  732.768427] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  732.775687] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  732.782972] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  732.783046] aoe: skb alloc failure
[  732.789908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  732.789925] Workqueue: events_power_efficient neigh_periodic_work
[  732.794133] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  732.803420] Call Trace:
[  732.809647] syz-fuzzer cpuset=/ mems_allowed=0
[  732.820325]  dump_stack+0x244/0x39d
[  732.831079]  ? dump_stack_print_info.cold.1+0x20/0x20
[  732.836282]  warn_alloc.cold.116+0xb7/0x1bd
[  732.840603]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  732.845449]  ? lock_downgrade+0x900/0x900
[  732.849618]  ? trace_hardirqs_off+0xb8/0x310
[  732.854028]  ? trace_hardirqs_off+0xb8/0x310
[  732.858457]  __alloc_pages_slowpath+0x26e8/0x2e10
[  732.863326]  ? warn_alloc+0x120/0x120
[  732.867131]  ? warn_alloc+0x120/0x120
[  732.870927]  ? check_preemption_disabled+0x48/0x280
[  732.876045]  ? warn_alloc+0x120/0x120
[  732.879841]  ? zap_class+0x640/0x640
[  732.883549]  ? print_usage_bug+0xc0/0xc0
[  732.887619]  ? print_usage_bug+0xc0/0xc0
[  732.891674]  ? __lock_acquire+0x62f/0x4c20
[  732.895917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  732.901449]  ? should_fail+0x22d/0xd01
[  732.905352]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  732.910453]  ? __lock_acquire+0x62f/0x4c20
[  732.914776]  ? __lock_acquire+0x62f/0x4c20
[  732.919007]  ? should_fail+0x22d/0xd01
[  732.923432]  ? mark_held_locks+0x130/0x130
[  732.927685]  ? mark_held_locks+0x130/0x130
[  732.931919]  ? pick_next_task_fair+0xa05/0x1b30
[  732.936587]  ? rcu_read_lock_sched_held+0x14f/0x180
[  732.941599]  ? zap_class+0x640/0x640
[  732.945315]  ? zap_class+0x640/0x640
[  732.949030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  732.954578]  ? check_preemption_disabled+0x48/0x280
[  732.959598]  ? __lock_is_held+0xb5/0x140
[  732.963654]  __alloc_pages_nodemask+0xa80/0xde0
[  732.968332]  ? zap_class+0x640/0x640
[  732.972045]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  732.977180]  ? find_held_lock+0x36/0x1c0
[  732.981256]  ? ____cache_alloc_node+0x1c7/0x1e0
[  732.985920]  ? lock_downgrade+0x900/0x900
[  732.990071]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  732.995611]  cache_grow_begin+0xa5/0x8c0
[  732.999672]  ? do_raw_spin_unlock+0xa7/0x330
[  733.004085]  fallback_alloc+0x204/0x2e0
[  733.008057]  ____cache_alloc_node+0x1c7/0x1e0
[  733.012561]  kmem_cache_alloc_node+0xe3/0x730
[  733.017050]  ? zap_class+0x640/0x640
[  733.021258]  ? __sched_text_start+0x8/0x8
[  733.025412]  __alloc_skb+0x119/0x770
[  733.029116]  ? zap_class+0x640/0x640
[  733.032824]  ? netdev_alloc_frag+0x1f0/0x1f0
[  733.037235]  ? neigh_periodic_work+0x8ca/0xc60
[  733.041823]  ? lock_downgrade+0x900/0x900
[  733.045972]  ? kasan_check_read+0x11/0x20
[  733.050111]  ? do_raw_write_lock+0x14f/0x310
[  733.054523]  __neigh_notify+0x8c/0x160
[  733.058427]  neigh_cleanup_and_release+0x7b/0xe0
[  733.063176]  neigh_periodic_work+0x8d2/0xc60
[  733.067594]  ? neigh_table_clear+0x390/0x390
[  733.072005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  733.077538]  ? check_preemption_disabled+0x48/0x280
[  733.082577]  ? __lock_is_held+0xb5/0x140
[  733.086655]  process_one_work+0xc90/0x1c40
[  733.090884]  ? mark_held_locks+0x130/0x130
[  733.095126]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  733.099789]  ? __switch_to_asm+0x40/0x70
[  733.103863]  ? __switch_to_asm+0x40/0x70
[  733.107930]  ? __switch_to_asm+0x34/0x70
[  733.111983]  ? __switch_to_asm+0x40/0x70
[  733.116034]  ? __switch_to_asm+0x34/0x70
[  733.120554]  ? __switch_to_asm+0x40/0x70
[  733.124612]  ? __switch_to_asm+0x34/0x70
[  733.128665]  ? __switch_to_asm+0x40/0x70
[  733.132732]  ? __schedule+0x8d7/0x21d0
[  733.136619]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  733.141212]  ? zap_class+0x640/0x640
[  733.144928]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  733.149683]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  733.154275]  ? lock_acquire+0x1ed/0x520
[  733.158244]  ? worker_thread+0x3e0/0x1390
[  733.162394]  ? kasan_check_read+0x11/0x20
[  733.166536]  ? do_raw_spin_lock+0x14f/0x350
[  733.170874]  ? kasan_check_read+0x11/0x20
[  733.175020]  ? rwlock_bug.part.2+0x90/0x90
[  733.179250]  ? trace_hardirqs_on+0x310/0x310
[  733.183674]  worker_thread+0x17f/0x1390
[  733.187648]  ? __switch_to_asm+0x34/0x70
[  733.191715]  ? process_one_work+0x1c40/0x1c40
[  733.196220]  ? __sched_text_start+0x8/0x8
[  733.200402]  ? __kthread_parkme+0xce/0x1a0
[  733.204641]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  733.209738]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  733.214837]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  733.219420]  ? trace_hardirqs_on+0xbd/0x310
[  733.224209]  ? kasan_check_read+0x11/0x20
[  733.228355]  ? __kthread_parkme+0xce/0x1a0
[  733.232589]  ? trace_hardirqs_off_caller+0x310/0x310
[  733.237696]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  733.242797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  733.248349]  ? __kthread_parkme+0xfb/0x1a0
[  733.252586]  ? process_one_work+0x1c40/0x1c40
[  733.257083]  kthread+0x35a/0x440
[  733.260446]  ? kthread_stop+0x900/0x900
[  733.264427]  ret_from_fork+0x3a/0x50
[  733.268149] warn_alloc_show_mem: 1 callbacks suppressed
[  733.268159] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  733.268161] Mem-Info:
[  733.268193] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  733.268193]  active_file:32 inactive_file:0 isolated_file:0
[  733.268193]  unevictable:0 dirty:0 writeback:0 unstable:0
[  733.268193]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  733.268193]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  733.268193]  free:13730 free_pcp:227 free_cma:0
[  733.273525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  733.280550] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  733.282937] Call Trace:
[  733.315879] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  733.325445]  <IRQ>
[  733.353261] lowmem_reserve[]: 0 2818 6321 6321
[  733.355844]  dump_stack+0x244/0x39d
[  733.381921] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  733.384065]  ? dump_stack_print_info.cold.1+0x20/0x20
[  733.388619] lowmem_reserve[]: 0 0 3503 3503
[  733.392238]  warn_alloc.cold.116+0xb7/0x1bd
[  733.419699] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  733.425137]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  733.429424] lowmem_reserve[]: 0 0 0 0
[  733.433738]  ? lock_downgrade+0x900/0x900
[  733.462764] 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
[  733.467602]  ? trace_hardirqs_off+0xb8/0x310
[  733.471370] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  733.475514]  ? trace_hardirqs_off+0xb8/0x310
[  733.489181] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  733.493587]  __alloc_pages_slowpath+0x26e8/0x2e10
[  733.508301] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  733.512710]  ? warn_alloc+0x120/0x120
[  733.527308] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  733.532132]  ? warn_alloc+0x120/0x120
[  733.540935] 6658 total pagecache pages
[  733.544824]  ? warn_alloc+0x120/0x120
[  733.553506] 0 pages in swap cache
[  733.557283]  ? print_usage_bug+0xc0/0xc0
[  733.561146] Swap cache stats: add 0, delete 0, find 0/0
[  733.564926]  ? print_usage_bug+0xc0/0xc0
[  733.568348] Free swap  = 0kB
[  733.572396]  ? ktime_get+0x2c1/0x400
[  733.577746] Total swap = 0kB
[  733.581794]  ? check_preemption_disabled+0x48/0x280
[  733.584784] 1965979 pages RAM
[  733.588479]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  733.591473] 0 pages HighMem/MovableOnly
[  733.596474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  733.599555] 342853 pages reserved
[  733.604039]  ? should_fail+0x22d/0xd01
[  733.607984] 0 pages cma reserved
[  733.613505]  ? kasan_check_read+0x11/0x20
[  733.628743]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  733.633851]  ? __lock_acquire+0x62f/0x4c20
[  733.638090]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  733.643188] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  733.643197] syz-executor0 cpuset=syz0 mems_allowed=0
[  733.653667]  ? should_fail+0x22d/0xd01
[  733.663093]  ? print_usage_bug+0xc0/0xc0
[  733.667156]  ? mark_held_locks+0x130/0x130
[  733.671384]  ? mark_held_locks+0x130/0x130
[  733.675626]  ? check_preemption_disabled+0x48/0x280
[  733.680648]  ? zap_class+0x640/0x640
[  733.684357]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  733.689106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  733.694638]  ? check_preemption_disabled+0x48/0x280
[  733.699655]  ? __lock_is_held+0xb5/0x140
[  733.703709]  __alloc_pages_nodemask+0xa80/0xde0
[  733.708368]  ? zap_class+0x640/0x640
[  733.712077]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  733.717093]  ? find_held_lock+0x36/0x1c0
[  733.721463]  ? ____cache_alloc_node+0x1c7/0x1e0
[  733.726124]  ? lock_downgrade+0x900/0x900
[  733.730268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  733.735799]  cache_grow_begin+0xa5/0x8c0
[  733.739852]  ? do_raw_spin_unlock+0xa7/0x330
[  733.744254]  fallback_alloc+0x204/0x2e0
[  733.748234]  ____cache_alloc_node+0x1c7/0x1e0
[  733.752722]  kmem_cache_alloc_node+0xe3/0x730
[  733.757206]  ? lockdep_hardirqs_on+0x296/0x5b0
[  733.761790]  __alloc_skb+0x119/0x770
[  733.765497]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  733.770861]  ? netdev_alloc_frag+0x1f0/0x1f0
[  733.775267]  ? vprintk_default+0x28/0x30
[  733.779321]  ? vprintk_func+0x85/0x181
[  733.783198]  ? printk+0xa7/0xcf
[  733.786588]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  733.791349]  new_skb+0x26/0x1c0
[  733.794623]  aoecmd_cfg+0x279/0x7f0
[  733.798254]  ? find_held_lock+0x36/0x1c0
[  733.802307]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  733.806631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  733.812173]  ? __lock_is_held+0xb5/0x140
[  733.816236]  discover_timer+0x50/0x60
[  733.820333]  call_timer_fn+0x272/0x920
[  733.824214]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  733.829232]  ? process_timeout+0x40/0x40
[  733.833298]  ? mark_held_locks+0xc7/0x130
[  733.837440]  ? _raw_spin_unlock_irq+0x27/0x80
[  733.841924]  ? _raw_spin_unlock_irq+0x27/0x80
[  733.846416]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  733.851250]  ? lockdep_hardirqs_on+0x296/0x5b0
[  733.855829]  ? trace_hardirqs_on+0xbd/0x310
[  733.860144]  ? kasan_check_read+0x11/0x20
[  733.864281]  ? __run_timers+0x7da/0xc70
[  733.868280]  ? trace_hardirqs_off_caller+0x310/0x310
[  733.873393]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  733.878224]  __run_timers+0x7e5/0xc70
[  733.882031]  ? timer_fixup_init+0x70/0x70
[  733.886173]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  733.891309]  ? zap_class+0x640/0x640
[  733.895020]  ? print_usage_bug+0xc0/0xc0
[  733.899078]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  733.904285]  ? find_held_lock+0x36/0x1c0
[  733.908338]  ? zap_class+0x640/0x640
[  733.912049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  733.917579]  ? check_preemption_disabled+0x48/0x280
[  733.922939]  ? __lock_is_held+0xb5/0x140
[  733.926994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  733.932538]  ? check_preemption_disabled+0x48/0x280
[  733.937636]  run_timer_softirq+0x52/0xb0
[  733.941713]  ? rcu_read_lock_sched_held+0x14f/0x180
[  733.946725]  __do_softirq+0x308/0xb7e
[  733.950530]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  733.955036]  ? lock_downgrade+0x900/0x900
[  733.959183]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  733.964286]  ? pvclock_read_flags+0x160/0x160
[  733.968773]  ? lapic_next_event+0x5a/0x90
[  733.972926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  733.978478]  ? kvm_clock_read+0x18/0x30
[  733.982451]  ? kvm_sched_clock_read+0x9/0x20
[  733.986858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  733.992391]  ? check_preemption_disabled+0x48/0x280
[  733.997522]  irq_exit+0x17f/0x1c0
[  734.000977]  smp_apic_timer_interrupt+0x1cb/0x760
[  734.005814]  ? smp_reschedule_interrupt+0x109/0x650
[  734.010823]  ? smp_call_function_single_interrupt+0x650/0x650
[  734.016703]  ? interrupt_entry+0xb5/0xc0
[  734.021025]  ? trace_hardirqs_off_caller+0xbb/0x310
[  734.026032]  ? trace_hardirqs_off_caller+0xbb/0x310
[  734.031060]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  734.035901]  ? trace_hardirqs_on_caller+0x310/0x310
[  734.040913]  ? trace_hardirqs_on_caller+0x310/0x310
[  734.045922]  ? task_prio+0x50/0x50
[  734.049458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  734.054991]  ? check_preemption_disabled+0x48/0x280
[  734.060004]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  734.064847]  apic_timer_interrupt+0xf/0x20
[  734.069069]  </IRQ>
[  734.071315] RIP: 0010:console_unlock+0x102f/0x1190
[  734.076233] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  734.095124] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  734.102828] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  734.110187] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  734.117449] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  734.124965] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  734.132225] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  734.139595]  ? netconsole_netdev_event+0x280/0x280
[  734.144550]  ? console_unlock+0x1026/0x1190
[  734.148881]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  734.153546]  ? vprintk_emit+0x846/0x990
[  734.157525]  ? lock_release+0xa00/0xa00
[  734.161497]  ? trace_hardirqs_on+0x70/0x310
[  734.165823]  ? vprintk_default+0x28/0x30
[  734.169880]  ? trace_hardirqs_off_caller+0x310/0x310
[  734.174979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  734.180523]  vprintk_emit+0x391/0x990
[  734.184327]  ? wake_up_klogd+0x180/0x180
[  734.188386]  ? find_held_lock+0x11/0x1c0
[  734.192449]  ? mark_held_locks+0xc7/0x130
[  734.196593]  ? _raw_spin_unlock_irq+0x27/0x80
[  734.201080]  ? _raw_spin_unlock_irq+0x27/0x80
[  734.205572]  vprintk_default+0x28/0x30
[  734.209454]  vprintk_func+0x7e/0x181
[  734.213164]  printk+0xa7/0xcf
[  734.216265]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  734.221256]  ? _raw_spin_unlock_irq+0x60/0x80
[  734.225750]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  734.231037]  dump_header+0x7cc/0xf72
[  734.234749]  ? pagefault_out_of_memory+0x197/0x197
[  734.239674]  ? __lock_acquire+0x62f/0x4c20
[  734.243903]  ? print_usage_bug+0xc0/0xc0
[  734.247964]  ? zap_class+0x640/0x640
[  734.251668]  ? zap_class+0x640/0x640
[  734.255376]  ? print_usage_bug+0xc0/0xc0
[  734.259432]  ? print_usage_bug+0xc0/0xc0
[  734.263539]  ? find_held_lock+0x36/0x1c0
[  734.267625]  ? mark_held_locks+0xc7/0x130
[  734.271777]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  734.276872]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  734.281967]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  734.286547]  ? trace_hardirqs_on+0xbd/0x310
[  734.290862]  ? kasan_check_read+0x11/0x20
[  734.295007]  ? ___ratelimit+0x3b4/0x672
[  734.298972]  ? trace_hardirqs_off_caller+0x310/0x310
[  734.304066]  ? trace_hardirqs_on+0x310/0x310
[  734.308466]  ? lock_downgrade+0x900/0x900
[  734.312612]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  734.317726]  ? ___ratelimit+0x3b9/0x672
[  734.321946]  ? idr_get_free+0xf70/0xf70
[  734.325915]  ? kasan_check_read+0x11/0x20
[  734.330056]  ? do_raw_spin_unlock+0xa7/0x330
[  734.334466]  oom_kill_process.cold.27+0x10/0x903
[  734.339218]  ? zap_class+0x640/0x640
[  734.342922]  ? _raw_spin_unlock+0x2c/0x50
[  734.347064]  ? oom_badness+0xe6/0xaa0
[  734.350865]  ? oom_evaluate_task+0x540/0x540
[  734.355269]  ? find_held_lock+0x36/0x1c0
[  734.359332]  ? out_of_memory+0x974/0x1430
[  734.363473]  ? lock_downgrade+0x900/0x900
[  734.367625]  ? check_preemption_disabled+0x48/0x280
[  734.372637]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  734.377575]  ? kasan_check_read+0x11/0x20
[  734.381717]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  734.386988]  ? rcu_softirq_qs+0x20/0x20
[  734.390960]  ? kasan_check_write+0x14/0x20
[  734.395190]  ? oom_evaluate_task+0x302/0x540
[  734.399597]  out_of_memory+0xa84/0x1430
[  734.403577]  ? oom_killer_disable+0x3a0/0x3a0
[  734.408064]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  734.412991]  ? __ww_mutex_check_waiters+0x160/0x160
[  734.418013]  __alloc_pages_slowpath+0x2354/0x2e10
[  734.423086]  ? warn_alloc+0x120/0x120
[  734.426890]  ? mark_held_locks+0x130/0x130
[  734.431125]  ? find_get_entry+0xaae/0x1120
[  734.435363]  ? filemap_map_pages+0x1a20/0x1a20
[  734.439944]  ? zap_class+0x640/0x640
[  734.443661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  734.449193]  ? check_preemption_disabled+0x48/0x280
[  734.454200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  734.459730]  ? should_fail+0x22d/0xd01
[  734.463612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  734.468709]  ? zap_class+0x640/0x640
[  734.472439]  ? __lock_is_held+0xb5/0x140
[  734.476512]  ? mark_held_locks+0x130/0x130
[  734.480767]  ? lock_release+0xa00/0xa00
[  734.484736]  ? perf_trace_sched_process_exec+0x860/0x860
[  734.490191]  ? xa_load+0x2ba/0x460
[  734.493725]  ? lock_downgrade+0x900/0x900
[  734.497875]  ? __might_sleep+0x95/0x190
[  734.501847]  __alloc_pages_nodemask+0xa80/0xde0
[  734.506523]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  734.511552]  ? __page_cache_alloc+0x191/0x5c0
[  734.516039]  ? xa_load+0x2e1/0x460
[  734.519575]  ? xa_clear_mark+0x40/0x40
[  734.523791]  ? zap_class+0x640/0x640
[  734.527523]  ? zap_class+0x640/0x640
[  734.531232]  ? zap_class+0x640/0x640
[  734.534967]  ? __do_page_cache_readahead+0x663/0x810
[  734.540067]  ? find_held_lock+0x36/0x1c0
[  734.544130]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  734.549667]  alloc_pages_current+0x173/0x350
[  734.554090]  __page_cache_alloc+0x38c/0x5c0
[  734.558406]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  734.563328]  ? kasan_check_read+0x11/0x20
[  734.567471]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  734.572748]  ? generic_perform_write+0x6a0/0x6a0
[  734.577508]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  734.583046]  ? check_preemption_disabled+0x48/0x280
[  734.588062]  filemap_fault+0x1595/0x25f0
[  734.592131]  ? __lock_page_or_retry+0xa00/0xa00
[  734.596800]  ? mark_held_locks+0x130/0x130
[  734.601050]  ? filemap_map_pages+0xd6b/0x1a20
[  734.605550]  ? lock_downgrade+0x900/0x900
[  734.609688]  ? check_preemption_disabled+0x48/0x280
[  734.614714]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  734.619638]  ? kasan_check_read+0x11/0x20
[  734.624033]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  734.629312]  ? rcu_softirq_qs+0x20/0x20
[  734.633292]  ? filemap_map_pages+0xd92/0x1a20
[  734.637791]  ? find_get_entries_tag+0x1400/0x1400
[  734.642633]  ? futex_wake+0x760/0x760
[  734.646440]  ? lock_acquire+0x1ed/0x520
[  734.650410]  ? ext4_filemap_fault+0x7a/0xad
[  734.654748]  ? lock_release+0xa00/0xa00
[  734.658713]  ? perf_trace_sched_process_exec+0x860/0x860
[  734.664662]  ? print_usage_bug+0xc0/0xc0
[  734.668722]  ? print_usage_bug+0xc0/0xc0
[  734.672789]  ? down_read+0x8d/0x120
[  734.676408]  ? ext4_filemap_fault+0x7a/0xad
[  734.680723]  ? __down_interruptible+0x700/0x700
[  734.685392]  ext4_filemap_fault+0x82/0xad
[  734.689544]  __do_fault+0x100/0x6b0
[  734.693168]  ? pmd_devmap_trans_unstable+0x220/0x220
[  734.698264]  ? mark_held_locks+0x130/0x130
[  734.702500]  ? mark_held_locks+0x130/0x130
[  734.706733]  ? __might_fault+0x12b/0x1e0
[  734.710786]  ? lock_downgrade+0x900/0x900
[  734.714934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  734.720723]  __handle_mm_fault+0x3ea0/0x5be0
[  734.725129]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  734.729965]  ? kasan_check_read+0x11/0x20
[  734.734108]  ? _copy_to_user+0xc8/0x110
[  734.738076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  734.743628]  ? zap_class+0x640/0x640
[  734.747334]  ? zap_class+0x640/0x640
[  734.751043]  ? find_held_lock+0x36/0x1c0
[  734.755105]  ? handle_mm_fault+0x42a/0xc70
[  734.759342]  ? lock_downgrade+0x900/0x900
[  734.763481]  ? check_preemption_disabled+0x48/0x280
[  734.768511]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  734.773431]  ? kasan_check_read+0x11/0x20
[  734.777599]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  734.782869]  ? rcu_softirq_qs+0x20/0x20
[  734.786837]  ? trace_hardirqs_off_caller+0x310/0x310
[  734.792040]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  734.797585]  ? check_preemption_disabled+0x48/0x280
[  734.802616]  handle_mm_fault+0x54f/0xc70
[  734.806675]  ? __handle_mm_fault+0x5be0/0x5be0
[  734.811255]  ? find_vma+0x34/0x190
[  734.814804]  __do_page_fault+0x5e8/0xe60
[  734.818859]  ? trace_hardirqs_off+0xb8/0x310
[  734.823536]  do_page_fault+0xf2/0x7e0
[  734.827341]  ? vmalloc_sync_all+0x30/0x30
[  734.832089]  ? error_entry+0x70/0xd0
[  734.835798]  ? trace_hardirqs_off_caller+0xbb/0x310
[  734.840918]  ? trace_hardirqs_on_caller+0xc0/0x310
[  734.845849]  ? syscall_return_slowpath+0x5e0/0x5e0
[  734.850771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  734.855613]  ? trace_hardirqs_on_caller+0x310/0x310
[  734.860621]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  734.866070]  ? prepare_exit_to_usermode+0x291/0x3b0
[  734.871084]  ? page_fault+0x8/0x30
[  734.874622]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  734.879460]  ? page_fault+0x8/0x30
[  734.883001]  page_fault+0x1e/0x30
[  734.886447] RIP: 0033:0x407e06
[  734.889644] Code: Bad RIP value.
[  734.893030] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  734.898400] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  734.905662] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  734.912927] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  734.920454] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  734.927720] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  734.935013] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  734.935072] aoe: skb alloc failure
[  734.942287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  734.942292] Call Trace:
[  734.942313]  dump_stack+0x244/0x39d
[  734.942334]  ? dump_stack_print_info.cold.1+0x20/0x20
[  734.945883] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  734.955192]  warn_alloc.cold.116+0xb7/0x1bd
[  734.957741] syz-fuzzer cpuset=/ mems_allowed=0
[  734.961356]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  734.990413]  ? lock_downgrade+0x900/0x900
[  734.994564]  ? trace_hardirqs_off+0xb8/0x310
[  734.998987]  ? trace_hardirqs_off+0xb8/0x310
[  735.003408]  __alloc_pages_slowpath+0x26e8/0x2e10
[  735.008278]  ? warn_alloc+0x120/0x120
[  735.012076]  ? zap_class+0x640/0x640
[  735.015807]  ? warn_alloc+0x120/0x120
[  735.020048]  ? warn_alloc+0x120/0x120
[  735.023847]  ? print_usage_bug+0xc0/0xc0
[  735.027907]  ? print_usage_bug+0xc0/0xc0
[  735.031965]  ? cpuacct_charge+0x265/0x440
[  735.036128]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  735.041656]  ? should_fail+0x22d/0xd01
[  735.045540]  ? find_held_lock+0x36/0x1c0
[  735.049599]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  735.054721]  ? __lock_acquire+0x62f/0x4c20
[  735.058957]  ? should_fail+0x22d/0xd01
[  735.062842]  ? __update_load_avg_blocked_se+0x690/0x690
[  735.068206]  ? mark_held_locks+0x130/0x130
[  735.072438]  ? mark_held_locks+0x130/0x130
[  735.076672]  ? __lock_acquire+0x62f/0x4c20
[  735.080898]  ? update_load_avg+0x387/0x2470
[  735.085217]  ? zap_class+0x640/0x640
[  735.088934]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  735.094465]  ? check_preemption_disabled+0x48/0x280
[  735.099500]  ? __lock_is_held+0xb5/0x140
[  735.103565]  __alloc_pages_nodemask+0xa80/0xde0
[  735.108227]  ? zap_class+0x640/0x640
[  735.111939]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  735.116957]  ? find_held_lock+0x36/0x1c0
[  735.121541]  ? ____cache_alloc_node+0x1c7/0x1e0
[  735.126210]  ? lock_downgrade+0x900/0x900
[  735.130364]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  735.135906]  cache_grow_begin+0xa5/0x8c0
[  735.139963]  ? do_raw_spin_unlock+0xa7/0x330
[  735.144377]  fallback_alloc+0x204/0x2e0
[  735.148353]  ____cache_alloc_node+0x1c7/0x1e0
[  735.152870]  kmem_cache_alloc+0x1f8/0x730
[  735.157141]  skb_clone+0x1bb/0x500
[  735.160679]  ? finish_task_switch+0x2f4/0x910
[  735.165173]  ? skb_split+0x11e0/0x11e0
[  735.169056]  ? preempt_notifier_register+0x200/0x200
[  735.174148]  ? __switch_to_asm+0x34/0x70
[  735.178204]  ? __switch_to_asm+0x34/0x70
[  735.182254]  ? __switch_to_asm+0x40/0x70
[  735.186306]  ? __switch_to_asm+0x34/0x70
[  735.190361]  ? __switch_to_asm+0x40/0x70
[  735.194412]  ? __switch_to_asm+0x34/0x70
[  735.198491]  ? __switch_to_asm+0x40/0x70
[  735.202551]  ? __switch_to_asm+0x34/0x70
[  735.206605]  ? __switch_to_asm+0x34/0x70
[  735.210656]  ? __switch_to_asm+0x40/0x70
[  735.214720]  ? __switch_to_asm+0x34/0x70
[  735.218796]  bpf_clone_redirect+0xb9/0x490
[  735.223519]  ? __schedule+0x8d7/0x21d0
[  735.227408]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  735.232424]  ? __sched_text_start+0x8/0x8
[  735.236588]  ? retint_kernel+0x2d/0x2d
[  735.240488]  ? find_held_lock+0x36/0x1c0
[  735.244570]  ? lock_acquire+0x1ed/0x520
[  735.248542]  ? bpf_test_run+0x3cb/0x780
[  735.252516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  735.258164]  ? check_preemption_disabled+0x48/0x280
[  735.263182]  ? kasan_check_read+0x11/0x20
[  735.267342]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  735.272616]  ? rcu_softirq_qs+0x20/0x20
[  735.276587]  ? preempt_schedule+0x4d/0x60
[  735.280734]  ? ___preempt_schedule+0x16/0x18
[  735.285147]  ? bpf_test_run+0x25d/0x780
[  735.289138]  ? netlink_diag_dump+0x2a0/0x2a0
[  735.293546]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  735.299081]  ? bpf_test_init.isra.10+0x70/0x100
[  735.303766]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  735.308530]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  735.313369]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  735.318901]  ? fput+0x130/0x1a0
[  735.322477]  ? __bpf_prog_get+0x9b/0x290
[  735.326551]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  735.331379]  ? bpf_prog_test_run+0x130/0x1a0
[  735.335780]  ? __x64_sys_bpf+0x3db/0x520
[  735.339833]  ? bpf_prog_get+0x20/0x20
[  735.343654]  ? do_syscall_64+0x1b9/0x820
[  735.347717]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  735.353101]  ? syscall_return_slowpath+0x5e0/0x5e0
[  735.358029]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  735.362876]  ? trace_hardirqs_on_caller+0x310/0x310
[  735.367893]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  735.372912]  ? prepare_exit_to_usermode+0x291/0x3b0
[  735.377932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  735.382784]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  735.388161] warn_alloc_show_mem: 1 callbacks suppressed
[  735.388171] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  735.388173] Mem-Info:
[  735.388218] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  735.388218]  active_file:32 inactive_file:0 isolated_file:0
[  735.388218]  unevictable:0 dirty:0 writeback:0 unstable:0
[  735.388218]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  735.388218]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  735.388218]  free:13730 free_pcp:227 free_cma:0
[  735.393546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  735.400571] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  735.402959] Call Trace:
[  735.436196] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  735.445546]  <IRQ>
[  735.473371] lowmem_reserve[]: 0 2818 6321 6321
[  735.475965]  dump_stack+0x244/0x39d
[  735.502047] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  735.504198]  ? dump_stack_print_info.cold.1+0x20/0x20
[  735.508755] lowmem_reserve[]: 0 0 3503 3503
[  735.512387]  warn_alloc.cold.116+0xb7/0x1bd
[  735.541021] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  735.546215]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  735.550512] lowmem_reserve[]: 0 0 0 0
[  735.554836]  ? lock_downgrade+0x900/0x900
[  735.583910] 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
[  735.588762]  ? trace_hardirqs_off+0xb8/0x310
[  735.592535] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  735.596681]  ? trace_hardirqs_off+0xb8/0x310
[  735.610177] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  735.614588]  __alloc_pages_slowpath+0x26e8/0x2e10
[  735.629605] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  735.634027]  ? warn_alloc+0x120/0x120
[  735.648128] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  735.652964]  ? warn_alloc+0x120/0x120
[  735.661779] 6658 total pagecache pages
[  735.665578]  ? __lock_acquire+0x62f/0x4c20
[  735.674133] 0 pages in swap cache
[  735.677926]  ? warn_alloc+0x120/0x120
[  735.681794] Swap cache stats: add 0, delete 0, find 0/0
[  735.686029]  ? print_usage_bug+0xc0/0xc0
[  735.689473] Free swap  = 0kB
[  735.693268]  ? print_usage_bug+0xc0/0xc0
[  735.698607] Total swap = 0kB
[  735.702664]  ? mark_held_locks+0x130/0x130
[  735.705661] 1965979 pages RAM
[  735.709719]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  735.712716] 0 pages HighMem/MovableOnly
[  735.716943]  ? should_fail+0x22d/0xd01
[  735.720790] 342853 pages reserved
[  735.726318]  ? zap_class+0x640/0x640
[  735.730273] 0 pages cma reserved
[  735.734160]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  735.749758]  ? __lock_acquire+0x62f/0x4c20
[  735.754010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  735.759126]  ? should_fail+0x22d/0xd01
[  735.760128] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  735.763030]  ? mark_held_locks+0x130/0x130
[  735.773321] kworker/1:0 cpuset=/ mems_allowed=0
[  735.777556]  ? mark_held_locks+0x130/0x130
[  735.786437]  ? lock_downgrade+0x900/0x900
[  735.790613]  ? zap_class+0x640/0x640
[  735.794328]  ? zap_class+0x640/0x640
[  735.798047]  ? zap_class+0x640/0x640
[  735.801764]  ? do_raw_spin_unlock+0xa7/0x330
[  735.806175]  ? trace_hardirqs_on+0x310/0x310
[  735.810590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  735.816128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  735.821947]  ? check_preemption_disabled+0x48/0x280
[  735.826978]  ? __lock_is_held+0xb5/0x140
[  735.831298]  __alloc_pages_nodemask+0xa80/0xde0
[  735.835973]  ? zap_class+0x640/0x640
[  735.839693]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  735.844725]  ? find_held_lock+0x36/0x1c0
[  735.848802]  ? ____cache_alloc_node+0x1c7/0x1e0
[  735.853491]  ? lock_downgrade+0x900/0x900
[  735.857650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  735.863197]  cache_grow_begin+0xa5/0x8c0
[  735.867259]  ? do_raw_spin_unlock+0xa7/0x330
[  735.871676]  fallback_alloc+0x204/0x2e0
[  735.875655]  ____cache_alloc_node+0x1c7/0x1e0
[  735.880159]  kmem_cache_alloc_node+0xe3/0x730
[  735.884660]  ? lockdep_hardirqs_on+0x296/0x5b0
[  735.889253]  __alloc_skb+0x119/0x770
[  735.892968]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  735.898339]  ? netdev_alloc_frag+0x1f0/0x1f0
[  735.902755]  ? vprintk_default+0x28/0x30
[  735.906822]  ? vprintk_func+0x85/0x181
[  735.910722]  ? printk+0xa7/0xcf
[  735.914002]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  735.918773]  new_skb+0x26/0x1c0
[  735.922359]  aoecmd_cfg+0x279/0x7f0
[  735.925994]  ? find_held_lock+0x36/0x1c0
[  735.930057]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  735.934388]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  735.939936]  ? __lock_is_held+0xb5/0x140
[  735.944012]  discover_timer+0x50/0x60
[  735.947813]  call_timer_fn+0x272/0x920
[  735.951703]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  735.956546]  ? process_timeout+0x40/0x40
[  735.960617]  ? mark_held_locks+0xc7/0x130
[  735.964768]  ? _raw_spin_unlock_irq+0x27/0x80
[  735.969264]  ? _raw_spin_unlock_irq+0x27/0x80
[  735.973760]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  735.978607]  ? lockdep_hardirqs_on+0x296/0x5b0
[  735.983189]  ? trace_hardirqs_on+0xbd/0x310
[  735.987512]  ? kasan_check_read+0x11/0x20
[  735.991659]  ? __run_timers+0x7da/0xc70
[  735.995638]  ? trace_hardirqs_off_caller+0x310/0x310
[  736.000754]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  736.005597]  __run_timers+0x7e5/0xc70
[  736.009405]  ? timer_fixup_init+0x70/0x70
[  736.013559]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  736.018578]  ? zap_class+0x640/0x640
[  736.022609]  ? print_usage_bug+0xc0/0xc0
[  736.026676]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  736.031872]  ? find_held_lock+0x36/0x1c0
[  736.035940]  ? zap_class+0x640/0x640
[  736.039668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  736.045212]  ? check_preemption_disabled+0x48/0x280
[  736.050242]  ? __lock_is_held+0xb5/0x140
[  736.054305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  736.059843]  ? check_preemption_disabled+0x48/0x280
[  736.064867]  run_timer_softirq+0x52/0xb0
[  736.068930]  ? rcu_read_lock_sched_held+0x14f/0x180
[  736.073948]  __do_softirq+0x308/0xb7e
[  736.077753]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  736.082248]  ? lock_downgrade+0x900/0x900
[  736.086408]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  736.091522]  ? pvclock_read_flags+0x160/0x160
[  736.096021]  ? lapic_next_event+0x5a/0x90
[  736.100173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  736.105724]  ? kvm_clock_read+0x18/0x30
[  736.109699]  ? kvm_sched_clock_read+0x9/0x20
[  736.114118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  736.119660]  ? check_preemption_disabled+0x48/0x280
[  736.125186]  irq_exit+0x17f/0x1c0
[  736.128642]  smp_apic_timer_interrupt+0x1cb/0x760
[  736.133492]  ? smp_reschedule_interrupt+0x109/0x650
[  736.138516]  ? smp_call_function_single_interrupt+0x650/0x650
[  736.144401]  ? interrupt_entry+0xb5/0xc0
[  736.148483]  ? trace_hardirqs_off_caller+0xbb/0x310
[  736.153506]  ? trace_hardirqs_off_caller+0xbb/0x310
[  736.158525]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  736.163371]  ? trace_hardirqs_on_caller+0x310/0x310
[  736.168386]  ? trace_hardirqs_on_caller+0x310/0x310
[  736.173405]  ? task_prio+0x50/0x50
[  736.176947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  736.182488]  ? check_preemption_disabled+0x48/0x280
[  736.187515]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  736.192367]  apic_timer_interrupt+0xf/0x20
[  736.196597]  </IRQ>
[  736.198838] RIP: 0010:console_unlock+0x102f/0x1190
[  736.203774] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  736.222948] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  736.230656] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  736.237926] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  736.245195] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  736.252475] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  736.259741] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  736.267021]  ? netconsole_netdev_event+0x280/0x280
[  736.271960]  ? console_unlock+0x1026/0x1190
[  736.276298]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  736.280965]  ? vprintk_emit+0x846/0x990
[  736.284946]  ? lock_release+0xa00/0xa00
[  736.288924]  ? trace_hardirqs_on+0x70/0x310
[  736.293249]  ? vprintk_default+0x28/0x30
[  736.297314]  ? trace_hardirqs_off_caller+0x310/0x310
[  736.302420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  736.307980]  vprintk_emit+0x391/0x990
[  736.311786]  ? wake_up_klogd+0x180/0x180
[  736.315856]  ? find_held_lock+0x11/0x1c0
[  736.320186]  ? mark_held_locks+0xc7/0x130
[  736.324338]  ? _raw_spin_unlock_irq+0x27/0x80
[  736.328836]  ? _raw_spin_unlock_irq+0x27/0x80
[  736.333337]  vprintk_default+0x28/0x30
[  736.337230]  vprintk_func+0x7e/0x181
[  736.340946]  printk+0xa7/0xcf
[  736.344057]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  736.348818]  ? _raw_spin_unlock_irq+0x60/0x80
[  736.353328]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  736.358613]  dump_header+0x7cc/0xf72
[  736.362342]  ? pagefault_out_of_memory+0x197/0x197
[  736.367277]  ? __lock_acquire+0x62f/0x4c20
[  736.371517]  ? print_usage_bug+0xc0/0xc0
[  736.375590]  ? zap_class+0x640/0x640
[  736.379303]  ? zap_class+0x640/0x640
[  736.383019]  ? print_usage_bug+0xc0/0xc0
[  736.387087]  ? print_usage_bug+0xc0/0xc0
[  736.391160]  ? find_held_lock+0x36/0x1c0
[  736.395234]  ? mark_held_locks+0xc7/0x130
[  736.399382]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  736.404487]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  736.409594]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  736.414181]  ? trace_hardirqs_on+0xbd/0x310
[  736.418507]  ? kasan_check_read+0x11/0x20
[  736.422937]  ? ___ratelimit+0x3b4/0x672
[  736.426915]  ? trace_hardirqs_off_caller+0x310/0x310
[  736.432024]  ? trace_hardirqs_on+0x310/0x310
[  736.436445]  ? lock_downgrade+0x900/0x900
[  736.440603]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  736.445706]  ? ___ratelimit+0x3b9/0x672
[  736.449683]  ? idr_get_free+0xf70/0xf70
[  736.453661]  ? kasan_check_read+0x11/0x20
[  736.457813]  ? do_raw_spin_unlock+0xa7/0x330
[  736.462234]  oom_kill_process.cold.27+0x10/0x903
[  736.466991]  ? zap_class+0x640/0x640
[  736.470710]  ? _raw_spin_unlock+0x2c/0x50
[  736.474860]  ? oom_badness+0xe6/0xaa0
[  736.478668]  ? oom_evaluate_task+0x540/0x540
[  736.483085]  ? find_held_lock+0x36/0x1c0
[  736.487156]  ? out_of_memory+0x974/0x1430
[  736.491307]  ? lock_downgrade+0x900/0x900
[  736.495473]  ? check_preemption_disabled+0x48/0x280
[  736.500495]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  736.505426]  ? kasan_check_read+0x11/0x20
[  736.509594]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  736.514873]  ? rcu_softirq_qs+0x20/0x20
[  736.518852]  ? kasan_check_write+0x14/0x20
[  736.523594]  ? oom_evaluate_task+0x302/0x540
[  736.528008]  out_of_memory+0xa84/0x1430
[  736.531991]  ? oom_killer_disable+0x3a0/0x3a0
[  736.536493]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  736.541449]  ? __ww_mutex_check_waiters+0x160/0x160
[  736.546490]  __alloc_pages_slowpath+0x2354/0x2e10
[  736.551359]  ? warn_alloc+0x120/0x120
[  736.555163]  ? mark_held_locks+0x130/0x130
[  736.559406]  ? find_get_entry+0xaae/0x1120
[  736.563671]  ? filemap_map_pages+0x1a20/0x1a20
[  736.568258]  ? zap_class+0x640/0x640
[  736.571981]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  736.577524]  ? check_preemption_disabled+0x48/0x280
[  736.582540]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  736.588080]  ? should_fail+0x22d/0xd01
[  736.591974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  736.597080]  ? zap_class+0x640/0x640
[  736.600821]  ? __lock_is_held+0xb5/0x140
[  736.604893]  ? mark_held_locks+0x130/0x130
[  736.609132]  ? lock_release+0xa00/0xa00
[  736.613107]  ? perf_trace_sched_process_exec+0x860/0x860
[  736.618562]  ? xa_load+0x2ba/0x460
[  736.622415]  ? lock_downgrade+0x900/0x900
[  736.626591]  ? __might_sleep+0x95/0x190
[  736.630573]  __alloc_pages_nodemask+0xa80/0xde0
[  736.635252]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  736.640271]  ? __page_cache_alloc+0x191/0x5c0
[  736.644766]  ? xa_load+0x2e1/0x460
[  736.648311]  ? xa_clear_mark+0x40/0x40
[  736.652206]  ? zap_class+0x640/0x640
[  736.655931]  ? zap_class+0x640/0x640
[  736.659643]  ? zap_class+0x640/0x640
[  736.663836]  ? __do_page_cache_readahead+0x663/0x810
[  736.668952]  ? find_held_lock+0x36/0x1c0
[  736.673022]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  736.678566]  alloc_pages_current+0x173/0x350
[  736.682980]  __page_cache_alloc+0x38c/0x5c0
[  736.687299]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  736.692225]  ? kasan_check_read+0x11/0x20
[  736.696377]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  736.701659]  ? generic_perform_write+0x6a0/0x6a0
[  736.706436]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  736.711986]  ? check_preemption_disabled+0x48/0x280
[  736.717008]  filemap_fault+0x1595/0x25f0
[  736.721389]  ? __lock_page_or_retry+0xa00/0xa00
[  736.726076]  ? mark_held_locks+0x130/0x130
[  736.730322]  ? filemap_map_pages+0xd6b/0x1a20
[  736.734823]  ? lock_downgrade+0x900/0x900
[  736.739012]  ? check_preemption_disabled+0x48/0x280
[  736.744050]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  736.748979]  ? kasan_check_read+0x11/0x20
[  736.753128]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  736.758410]  ? rcu_softirq_qs+0x20/0x20
[  736.762416]  ? filemap_map_pages+0xd92/0x1a20
[  736.766941]  ? find_get_entries_tag+0x1400/0x1400
[  736.771792]  ? futex_wake+0x760/0x760
[  736.775605]  ? lock_acquire+0x1ed/0x520
[  736.779579]  ? ext4_filemap_fault+0x7a/0xad
[  736.783910]  ? lock_release+0xa00/0xa00
[  736.787883]  ? perf_trace_sched_process_exec+0x860/0x860
[  736.793334]  ? print_usage_bug+0xc0/0xc0
[  736.797398]  ? print_usage_bug+0xc0/0xc0
[  736.801491]  ? down_read+0x8d/0x120
[  736.805119]  ? ext4_filemap_fault+0x7a/0xad
[  736.809458]  ? __down_interruptible+0x700/0x700
[  736.814141]  ext4_filemap_fault+0x82/0xad
[  736.818290]  __do_fault+0x100/0x6b0
[  736.822162]  ? pmd_devmap_trans_unstable+0x220/0x220
[  736.827269]  ? mark_held_locks+0x130/0x130
[  736.831509]  ? mark_held_locks+0x130/0x130
[  736.835745]  ? __might_fault+0x12b/0x1e0
[  736.839812]  ? lock_downgrade+0x900/0x900
[  736.843965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  736.849511]  __handle_mm_fault+0x3ea0/0x5be0
[  736.853930]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  736.858785]  ? kasan_check_read+0x11/0x20
[  736.862938]  ? _copy_to_user+0xc8/0x110
[  736.866922]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  736.872472]  ? zap_class+0x640/0x640
[  736.876190]  ? zap_class+0x640/0x640
[  736.879913]  ? find_held_lock+0x36/0x1c0
[  736.883987]  ? handle_mm_fault+0x42a/0xc70
[  736.888228]  ? lock_downgrade+0x900/0x900
[  736.892482]  ? check_preemption_disabled+0x48/0x280
[  736.897501]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  736.902444]  ? kasan_check_read+0x11/0x20
[  736.906597]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  736.911874]  ? rcu_softirq_qs+0x20/0x20
[  736.915854]  ? trace_hardirqs_off_caller+0x310/0x310
[  736.921322]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  736.926863]  ? check_preemption_disabled+0x48/0x280
[  736.931887]  handle_mm_fault+0x54f/0xc70
[  736.935955]  ? __handle_mm_fault+0x5be0/0x5be0
[  736.940547]  ? find_vma+0x34/0x190
[  736.944092]  __do_page_fault+0x5e8/0xe60
[  736.948152]  ? trace_hardirqs_off+0xb8/0x310
[  736.952572]  do_page_fault+0xf2/0x7e0
[  736.956375]  ? vmalloc_sync_all+0x30/0x30
[  736.960529]  ? error_entry+0x70/0xd0
[  736.964251]  ? trace_hardirqs_off_caller+0xbb/0x310
[  736.969268]  ? trace_hardirqs_on_caller+0xc0/0x310
[  736.974198]  ? syscall_return_slowpath+0x5e0/0x5e0
[  736.979126]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  736.983973]  ? trace_hardirqs_on_caller+0x310/0x310
[  736.988995]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  736.994464]  ? prepare_exit_to_usermode+0x291/0x3b0
[  736.999486]  ? page_fault+0x8/0x30
[  737.003032]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  737.007883]  ? page_fault+0x8/0x30
[  737.011441]  page_fault+0x1e/0x30
[  737.014899] RIP: 0033:0x407e06
[  737.018110] Code: Bad RIP value.
[  737.021783] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  737.027144] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  737.034426] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  737.041704] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  737.048970] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  737.056241] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  737.063556] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  737.063616] aoe: skb alloc failure
[  737.070506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  737.070527] Workqueue: events_power_efficient neigh_periodic_work
[  737.074095] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  737.083384] Call Trace:
[  737.089599] syz-fuzzer cpuset=/ mems_allowed=0
[  737.099820]  dump_stack+0x244/0x39d
[  737.110579]  ? dump_stack_print_info.cold.1+0x20/0x20
[  737.115787]  warn_alloc.cold.116+0xb7/0x1bd
[  737.120457]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  737.125307]  ? lock_downgrade+0x900/0x900
[  737.129469]  ? trace_hardirqs_off+0xb8/0x310
[  737.133887]  ? trace_hardirqs_off+0xb8/0x310
[  737.138304]  __alloc_pages_slowpath+0x26e8/0x2e10
[  737.143176]  ? warn_alloc+0x120/0x120
[  737.146988]  ? warn_alloc+0x120/0x120
[  737.150795]  ? check_preemption_disabled+0x48/0x280
[  737.155814]  ? warn_alloc+0x120/0x120
[  737.159619]  ? zap_class+0x640/0x640
[  737.163339]  ? print_usage_bug+0xc0/0xc0
[  737.167419]  ? print_usage_bug+0xc0/0xc0
[  737.171488]  ? __lock_acquire+0x62f/0x4c20
[  737.175735]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  737.181276]  ? should_fail+0x22d/0xd01
[  737.185171]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  737.190275]  ? __lock_acquire+0x62f/0x4c20
[  737.194530]  ? __lock_acquire+0x62f/0x4c20
[  737.198765]  ? should_fail+0x22d/0xd01
[  737.202664]  ? mark_held_locks+0x130/0x130
[  737.206909]  ? mark_held_locks+0x130/0x130
[  737.211149]  ? pick_next_task_fair+0xa05/0x1b30
[  737.215820]  ? rcu_read_lock_sched_held+0x14f/0x180
[  737.221139]  ? zap_class+0x640/0x640
[  737.224856]  ? zap_class+0x640/0x640
[  737.228574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  737.234117]  ? check_preemption_disabled+0x48/0x280
[  737.239145]  ? __lock_is_held+0xb5/0x140
[  737.243213]  __alloc_pages_nodemask+0xa80/0xde0
[  737.247888]  ? zap_class+0x640/0x640
[  737.251614]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  737.256643]  ? find_held_lock+0x36/0x1c0
[  737.260717]  ? ____cache_alloc_node+0x1c7/0x1e0
[  737.265388]  ? lock_downgrade+0x900/0x900
[  737.269567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  737.275115]  cache_grow_begin+0xa5/0x8c0
[  737.279180]  ? do_raw_spin_unlock+0xa7/0x330
[  737.283601]  fallback_alloc+0x204/0x2e0
[  737.287587]  ____cache_alloc_node+0x1c7/0x1e0
[  737.292094]  kmem_cache_alloc_node+0xe3/0x730
[  737.296596]  ? zap_class+0x640/0x640
[  737.300313]  ? __sched_text_start+0x8/0x8
[  737.304473]  __alloc_skb+0x119/0x770
[  737.308185]  ? zap_class+0x640/0x640
[  737.311903]  ? netdev_alloc_frag+0x1f0/0x1f0
[  737.316425]  ? neigh_periodic_work+0x8ca/0xc60
[  737.321302]  ? lock_downgrade+0x900/0x900
[  737.325463]  ? kasan_check_read+0x11/0x20
[  737.329612]  ? do_raw_write_lock+0x14f/0x310
[  737.334034]  __neigh_notify+0x8c/0x160
[  737.337936]  neigh_cleanup_and_release+0x7b/0xe0
[  737.342695]  neigh_periodic_work+0x8d2/0xc60
[  737.347137]  ? neigh_table_clear+0x390/0x390
[  737.351551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  737.357090]  ? check_preemption_disabled+0x48/0x280
[  737.362116]  ? __lock_is_held+0xb5/0x140
[  737.366192]  process_one_work+0xc90/0x1c40
[  737.370444]  ? mark_held_locks+0x130/0x130
[  737.374693]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  737.379368]  ? __switch_to_asm+0x40/0x70
[  737.383457]  ? __switch_to_asm+0x40/0x70
[  737.387520]  ? __switch_to_asm+0x34/0x70
[  737.391583]  ? __switch_to_asm+0x40/0x70
[  737.395643]  ? __switch_to_asm+0x34/0x70
[  737.399714]  ? __switch_to_asm+0x40/0x70
[  737.403772]  ? __switch_to_asm+0x34/0x70
[  737.407830]  ? __switch_to_asm+0x40/0x70
[  737.411900]  ? __schedule+0x8d7/0x21d0
[  737.415795]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  737.421197]  ? zap_class+0x640/0x640
[  737.424924]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  737.429689]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  737.434981]  ? lock_acquire+0x1ed/0x520
[  737.438958]  ? worker_thread+0x3e0/0x1390
[  737.443120]  ? kasan_check_read+0x11/0x20
[  737.447268]  ? do_raw_spin_lock+0x14f/0x350
[  737.451609]  ? kasan_check_read+0x11/0x20
[  737.455759]  ? rwlock_bug.part.2+0x90/0x90
[  737.460002]  ? trace_hardirqs_on+0x310/0x310
[  737.464435]  worker_thread+0x17f/0x1390
[  737.468421]  ? __switch_to_asm+0x34/0x70
[  737.472497]  ? process_one_work+0x1c40/0x1c40
[  737.477012]  ? __sched_text_start+0x8/0x8
[  737.481183]  ? __kthread_parkme+0xce/0x1a0
[  737.485599]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  737.490803]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  737.495916]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  737.500504]  ? trace_hardirqs_on+0xbd/0x310
[  737.504826]  ? kasan_check_read+0x11/0x20
[  737.508979]  ? __kthread_parkme+0xce/0x1a0
[  737.513219]  ? trace_hardirqs_off_caller+0x310/0x310
[  737.518386]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  737.523807]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  737.529348]  ? __kthread_parkme+0xfb/0x1a0
[  737.533590]  ? process_one_work+0x1c40/0x1c40
[  737.538091]  kthread+0x35a/0x440
[  737.541465]  ? kthread_stop+0x900/0x900
[  737.545447]  ret_from_fork+0x3a/0x50
[  737.549180] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  737.549185] warn_alloc_show_mem: 1 callbacks suppressed
[  737.549192] Mem-Info:
[  737.556208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  737.561577] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  737.561577]  active_file:32 inactive_file:0 isolated_file:0
[  737.561577]  unevictable:0 dirty:0 writeback:0 unstable:0
[  737.561577]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  737.561577]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  737.561577]  free:13730 free_pcp:227 free_cma:0
[  737.563953] Call Trace:
[  737.573334] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  737.606267]  <IRQ>
[  737.608839] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  737.637161]  dump_stack+0x244/0x39d
[  737.639289] lowmem_reserve[]: 0 2818 6321 6321
[  737.665421]  ? dump_stack_print_info.cold.1+0x20/0x20
[  737.669023] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  737.673613]  warn_alloc.cold.116+0xb7/0x1bd
[  737.678767] lowmem_reserve[]: 0 0 3503 3503
[  737.706270]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  737.710568] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  737.714887]  ? lock_downgrade+0x900/0x900
[  737.719945] lowmem_reserve[]: 0 0 0 0
[  737.749018]  ? trace_hardirqs_off+0xb8/0x310
[  737.753141] 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
[  737.756943]  ? trace_hardirqs_off+0xb8/0x310
[  737.761326] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  737.774853]  __alloc_pages_slowpath+0x26e8/0x2e10
[  737.779235] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  737.793992]  ? warn_alloc+0x120/0x120
[  737.798794] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  737.812919]  ? warn_alloc+0x120/0x120
[  737.816706] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  737.825951]  ? warn_alloc+0x120/0x120
[  737.830262] 6658 total pagecache pages
[  737.838840]  ? print_usage_bug+0xc0/0xc0
[  737.842618] 0 pages in swap cache
[  737.846494]  ? print_usage_bug+0xc0/0xc0
[  737.850538] Swap cache stats: add 0, delete 0, find 0/0
[  737.853982]  ? ktime_get+0x2c1/0x400
[  737.858023] Free swap  = 0kB
[  737.863408]  ? check_preemption_disabled+0x48/0x280
[  737.867088] Total swap = 0kB
[  737.870104]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  737.875101] 1965979 pages RAM
[  737.878120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  737.882592] 0 pages HighMem/MovableOnly
[  737.885694]  ? should_fail+0x22d/0xd01
[  737.891206] 342853 pages reserved
[  737.891214] 0 pages cma reserved
[  737.895188]  ? kasan_check_read+0x11/0x20
[  737.899422] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  737.902499]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  737.902517]  ? __lock_acquire+0x62f/0x4c20
[  737.906004] kworker/1:0 cpuset=/ mems_allowed=0
[  737.910148]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  737.910164]  ? should_fail+0x22d/0xd01
[  737.944265]  ? print_usage_bug+0xc0/0xc0
[  737.948338]  ? mark_held_locks+0x130/0x130
[  737.952577]  ? mark_held_locks+0x130/0x130
[  737.956813]  ? check_preemption_disabled+0x48/0x280
[  737.961838]  ? zap_class+0x640/0x640
[  737.965562]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  737.970321]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  737.975865]  ? check_preemption_disabled+0x48/0x280
[  737.981009]  ? __lock_is_held+0xb5/0x140
[  737.985185]  __alloc_pages_nodemask+0xa80/0xde0
[  737.989859]  ? zap_class+0x640/0x640
[  737.993578]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  737.998607]  ? find_held_lock+0x36/0x1c0
[  738.002678]  ? ____cache_alloc_node+0x1c7/0x1e0
[  738.007349]  ? lock_downgrade+0x900/0x900
[  738.011526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.017068]  cache_grow_begin+0xa5/0x8c0
[  738.021425]  ? do_raw_spin_unlock+0xa7/0x330
[  738.025848]  fallback_alloc+0x204/0x2e0
[  738.029830]  ____cache_alloc_node+0x1c7/0x1e0
[  738.034336]  kmem_cache_alloc_node+0xe3/0x730
[  738.038833]  ? lockdep_hardirqs_on+0x296/0x5b0
[  738.043439]  __alloc_skb+0x119/0x770
[  738.047153]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  738.052523]  ? netdev_alloc_frag+0x1f0/0x1f0
[  738.056938]  ? vprintk_default+0x28/0x30
[  738.061001]  ? vprintk_func+0x85/0x181
[  738.064892]  ? printk+0xa7/0xcf
[  738.068180]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  738.072952]  new_skb+0x26/0x1c0
[  738.076234]  aoecmd_cfg+0x279/0x7f0
[  738.079863]  ? find_held_lock+0x36/0x1c0
[  738.083931]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  738.088263]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.093816]  ? __lock_is_held+0xb5/0x140
[  738.097891]  discover_timer+0x50/0x60
[  738.101692]  call_timer_fn+0x272/0x920
[  738.105580]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  738.110423]  ? process_timeout+0x40/0x40
[  738.114495]  ? mark_held_locks+0xc7/0x130
[  738.118736]  ? _raw_spin_unlock_irq+0x27/0x80
[  738.123491]  ? _raw_spin_unlock_irq+0x27/0x80
[  738.127987]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  738.133182]  ? lockdep_hardirqs_on+0x296/0x5b0
[  738.137779]  ? trace_hardirqs_on+0xbd/0x310
[  738.142099]  ? kasan_check_read+0x11/0x20
[  738.146250]  ? __run_timers+0x7da/0xc70
[  738.150231]  ? trace_hardirqs_off_caller+0x310/0x310
[  738.155351]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  738.160217]  __run_timers+0x7e5/0xc70
[  738.164030]  ? timer_fixup_init+0x70/0x70
[  738.168181]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  738.173197]  ? zap_class+0x640/0x640
[  738.176914]  ? print_usage_bug+0xc0/0xc0
[  738.180980]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  738.186178]  ? find_held_lock+0x36/0x1c0
[  738.190249]  ? zap_class+0x640/0x640
[  738.193971]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.199512]  ? check_preemption_disabled+0x48/0x280
[  738.204546]  ? __lock_is_held+0xb5/0x140
[  738.208615]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.214154]  ? check_preemption_disabled+0x48/0x280
[  738.219179]  run_timer_softirq+0x52/0xb0
[  738.223492]  ? rcu_read_lock_sched_held+0x14f/0x180
[  738.228515]  __do_softirq+0x308/0xb7e
[  738.232319]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  738.236812]  ? lock_downgrade+0x900/0x900
[  738.240964]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  738.246080]  ? pvclock_read_flags+0x160/0x160
[  738.250585]  ? lapic_next_event+0x5a/0x90
[  738.254737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.260282]  ? kvm_clock_read+0x18/0x30
[  738.264260]  ? kvm_sched_clock_read+0x9/0x20
[  738.268672]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.274211]  ? check_preemption_disabled+0x48/0x280
[  738.279241]  irq_exit+0x17f/0x1c0
[  738.282696]  smp_apic_timer_interrupt+0x1cb/0x760
[  738.287557]  ? smp_reschedule_interrupt+0x109/0x650
[  738.292574]  ? smp_call_function_single_interrupt+0x650/0x650
[  738.298459]  ? interrupt_entry+0xb5/0xc0
[  738.302522]  ? trace_hardirqs_off_caller+0xbb/0x310
[  738.307541]  ? trace_hardirqs_off_caller+0xbb/0x310
[  738.312562]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  738.317419]  ? trace_hardirqs_on_caller+0x310/0x310
[  738.322755]  ? trace_hardirqs_on_caller+0x310/0x310
[  738.327771]  ? task_prio+0x50/0x50
[  738.331316]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.336854]  ? check_preemption_disabled+0x48/0x280
[  738.341878]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  738.346730]  apic_timer_interrupt+0xf/0x20
[  738.350961]  </IRQ>
[  738.353199] RIP: 0010:console_unlock+0x102f/0x1190
[  738.358134] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  738.377033] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  738.384739] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  738.392009] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  738.399276] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  738.406549] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  738.413818] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  738.421420]  ? netconsole_netdev_event+0x280/0x280
[  738.426357]  ? console_unlock+0x1026/0x1190
[  738.430714]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  738.435401]  ? vprintk_emit+0x846/0x990
[  738.439395]  ? lock_release+0xa00/0xa00
[  738.443392]  ? trace_hardirqs_on+0x70/0x310
[  738.447721]  ? vprintk_default+0x28/0x30
[  738.451787]  ? trace_hardirqs_off_caller+0x310/0x310
[  738.456979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.462524]  vprintk_emit+0x391/0x990
[  738.466333]  ? wake_up_klogd+0x180/0x180
[  738.470444]  ? find_held_lock+0x11/0x1c0
[  738.474516]  ? mark_held_locks+0xc7/0x130
[  738.478666]  ? _raw_spin_unlock_irq+0x27/0x80
[  738.483159]  ? _raw_spin_unlock_irq+0x27/0x80
[  738.487660]  vprintk_default+0x28/0x30
[  738.491548]  vprintk_func+0x7e/0x181
[  738.495266]  printk+0xa7/0xcf
[  738.498397]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  738.503158]  ? _raw_spin_unlock_irq+0x60/0x80
[  738.507666]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  738.512949]  dump_header+0x7cc/0xf72
[  738.516673]  ? pagefault_out_of_memory+0x197/0x197
[  738.521921]  ? __lock_acquire+0x62f/0x4c20
[  738.526164]  ? print_usage_bug+0xc0/0xc0
[  738.530234]  ? zap_class+0x640/0x640
[  738.533945]  ? zap_class+0x640/0x640
[  738.537663]  ? print_usage_bug+0xc0/0xc0
[  738.541731]  ? print_usage_bug+0xc0/0xc0
[  738.545805]  ? find_held_lock+0x36/0x1c0
[  738.549878]  ? mark_held_locks+0xc7/0x130
[  738.554035]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  738.559141]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  738.564251]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  738.568834]  ? trace_hardirqs_on+0xbd/0x310
[  738.573181]  ? kasan_check_read+0x11/0x20
[  738.577329]  ? ___ratelimit+0x3b4/0x672
[  738.581326]  ? trace_hardirqs_off_caller+0x310/0x310
[  738.586442]  ? trace_hardirqs_on+0x310/0x310
[  738.590854]  ? lock_downgrade+0x900/0x900
[  738.595010]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  738.600114]  ? ___ratelimit+0x3b9/0x672
[  738.604092]  ? idr_get_free+0xf70/0xf70
[  738.608064]  ? kasan_check_read+0x11/0x20
[  738.612209]  ? do_raw_spin_unlock+0xa7/0x330
[  738.616627]  oom_kill_process.cold.27+0x10/0x903
[  738.621652]  ? zap_class+0x640/0x640
[  738.625387]  ? _raw_spin_unlock+0x2c/0x50
[  738.629541]  ? oom_badness+0xe6/0xaa0
[  738.633352]  ? oom_evaluate_task+0x540/0x540
[  738.637783]  ? find_held_lock+0x36/0x1c0
[  738.641851]  ? out_of_memory+0x974/0x1430
[  738.646004]  ? lock_downgrade+0x900/0x900
[  738.650158]  ? check_preemption_disabled+0x48/0x280
[  738.655182]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  738.660649]  ? kasan_check_read+0x11/0x20
[  738.664804]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  738.670081]  ? rcu_softirq_qs+0x20/0x20
[  738.674061]  ? kasan_check_write+0x14/0x20
[  738.678297]  ? oom_evaluate_task+0x302/0x540
[  738.682712]  out_of_memory+0xa84/0x1430
[  738.686699]  ? oom_killer_disable+0x3a0/0x3a0
[  738.691195]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  738.696133]  ? __ww_mutex_check_waiters+0x160/0x160
[  738.701164]  __alloc_pages_slowpath+0x2354/0x2e10
[  738.706036]  ? warn_alloc+0x120/0x120
[  738.709837]  ? mark_held_locks+0x130/0x130
[  738.714077]  ? find_get_entry+0xaae/0x1120
[  738.718319]  ? filemap_map_pages+0x1a20/0x1a20
[  738.723227]  ? zap_class+0x640/0x640
[  738.726947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  738.732489]  ? check_preemption_disabled+0x48/0x280
[  738.737510]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  738.743066]  ? should_fail+0x22d/0xd01
[  738.746964]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  738.752072]  ? zap_class+0x640/0x640
[  738.755814]  ? __lock_is_held+0xb5/0x140
[  738.759891]  ? mark_held_locks+0x130/0x130
[  738.764132]  ? lock_release+0xa00/0xa00
[  738.768112]  ? perf_trace_sched_process_exec+0x860/0x860
[  738.773569]  ? xa_load+0x2ba/0x460
[  738.777113]  ? lock_downgrade+0x900/0x900
[  738.781269]  ? __might_sleep+0x95/0x190
[  738.785251]  __alloc_pages_nodemask+0xa80/0xde0
[  738.789929]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  738.794947]  ? __page_cache_alloc+0x191/0x5c0
[  738.799446]  ? xa_load+0x2e1/0x460
[  738.802990]  ? xa_clear_mark+0x40/0x40
[  738.806882]  ? zap_class+0x640/0x640
[  738.810610]  ? zap_class+0x640/0x640
[  738.814325]  ? zap_class+0x640/0x640
[  738.818056]  ? __do_page_cache_readahead+0x663/0x810
[  738.823488]  ? find_held_lock+0x36/0x1c0
[  738.827555]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  738.833100]  alloc_pages_current+0x173/0x350
[  738.837516]  __page_cache_alloc+0x38c/0x5c0
[  738.841838]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  738.846766]  ? kasan_check_read+0x11/0x20
[  738.850913]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  738.856196]  ? generic_perform_write+0x6a0/0x6a0
[  738.860957]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  738.866497]  ? check_preemption_disabled+0x48/0x280
[  738.871521]  filemap_fault+0x1595/0x25f0
[  738.875597]  ? __lock_page_or_retry+0xa00/0xa00
[  738.880320]  ? mark_held_locks+0x130/0x130
[  738.884580]  ? filemap_map_pages+0xd6b/0x1a20
[  738.889076]  ? lock_downgrade+0x900/0x900
[  738.893227]  ? check_preemption_disabled+0x48/0x280
[  738.898246]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  738.903174]  ? kasan_check_read+0x11/0x20
[  738.907321]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  738.912613]  ? rcu_softirq_qs+0x20/0x20
[  738.916605]  ? filemap_map_pages+0xd92/0x1a20
[  738.921578]  ? find_get_entries_tag+0x1400/0x1400
[  738.926424]  ? futex_wake+0x760/0x760
[  738.930238]  ? lock_acquire+0x1ed/0x520
[  738.934214]  ? ext4_filemap_fault+0x7a/0xad
[  738.938543]  ? lock_release+0xa00/0xa00
[  738.942514]  ? perf_trace_sched_process_exec+0x860/0x860
[  738.947970]  ? print_usage_bug+0xc0/0xc0
[  738.952036]  ? print_usage_bug+0xc0/0xc0
[  738.956153]  ? down_read+0x8d/0x120
[  738.959780]  ? ext4_filemap_fault+0x7a/0xad
[  738.964103]  ? __down_interruptible+0x700/0x700
[  738.968781]  ext4_filemap_fault+0x82/0xad
[  738.972930]  __do_fault+0x100/0x6b0
[  738.976563]  ? pmd_devmap_trans_unstable+0x220/0x220
[  738.981670]  ? mark_held_locks+0x130/0x130
[  738.985909]  ? mark_held_locks+0x130/0x130
[  738.990144]  ? __might_fault+0x12b/0x1e0
[  738.994207]  ? lock_downgrade+0x900/0x900
[  738.998385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  739.003931]  __handle_mm_fault+0x3ea0/0x5be0
[  739.008370]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  739.013221]  ? kasan_check_read+0x11/0x20
[  739.017380]  ? _copy_to_user+0xc8/0x110
[  739.021652]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  739.027200]  ? zap_class+0x640/0x640
[  739.030916]  ? zap_class+0x640/0x640
[  739.034665]  ? find_held_lock+0x36/0x1c0
[  739.038740]  ? handle_mm_fault+0x42a/0xc70
[  739.042977]  ? lock_downgrade+0x900/0x900
[  739.047128]  ? check_preemption_disabled+0x48/0x280
[  739.052147]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  739.057075]  ? kasan_check_read+0x11/0x20
[  739.061222]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  739.066499]  ? rcu_softirq_qs+0x20/0x20
[  739.070475]  ? trace_hardirqs_off_caller+0x310/0x310
[  739.075583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  739.081122]  ? check_preemption_disabled+0x48/0x280
[  739.086149]  handle_mm_fault+0x54f/0xc70
[  739.090216]  ? __handle_mm_fault+0x5be0/0x5be0
[  739.094804]  ? find_vma+0x34/0x190
[  739.098377]  __do_page_fault+0x5e8/0xe60
[  739.102443]  ? trace_hardirqs_off+0xb8/0x310
[  739.106864]  do_page_fault+0xf2/0x7e0
[  739.110668]  ? vmalloc_sync_all+0x30/0x30
[  739.114818]  ? error_entry+0x70/0xd0
[  739.118532]  ? trace_hardirqs_off_caller+0xbb/0x310
[  739.123808]  ? trace_hardirqs_on_caller+0xc0/0x310
[  739.128739]  ? syscall_return_slowpath+0x5e0/0x5e0
[  739.133673]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  739.138516]  ? trace_hardirqs_on_caller+0x310/0x310
[  739.143536]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  739.148991]  ? prepare_exit_to_usermode+0x291/0x3b0
[  739.154029]  ? page_fault+0x8/0x30
[  739.157571]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  739.162421]  ? page_fault+0x8/0x30
[  739.165962]  page_fault+0x1e/0x30
[  739.169418] RIP: 0033:0x407e06
[  739.172639] Code: Bad RIP value.
[  739.176001] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  739.181375] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  739.188646] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  739.195917] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  739.203188] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  739.210457] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  739.217751] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  739.217813] aoe: skb alloc failure
[  739.224958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  739.224976] Workqueue: events_power_efficient neigh_periodic_work
[  739.224983] Call Trace:
[  739.224990]  <IRQ>
[  739.225009]  dump_stack+0x244/0x39d
[  739.228554] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  739.237882]  ? dump_stack_print_info.cold.1+0x20/0x20
[  739.244090] syz-fuzzer cpuset=/ mems_allowed=0
[  739.246680]  warn_alloc.cold.116+0xb7/0x1bd
[  739.276695]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  739.281550]  ? lock_downgrade+0x900/0x900
[  739.285708]  ? trace_hardirqs_off+0xb8/0x310
[  739.290123]  ? trace_hardirqs_off+0xb8/0x310
[  739.294539]  __alloc_pages_slowpath+0x26e8/0x2e10
[  739.299428]  ? warn_alloc+0x120/0x120
[  739.303237]  ? warn_alloc+0x120/0x120
[  739.307046]  ? warn_alloc+0x120/0x120
[  739.310854]  ? print_usage_bug+0xc0/0xc0
[  739.314922]  ? print_usage_bug+0xc0/0xc0
[  739.318992]  ? __lock_acquire+0x62f/0x4c20
[  739.323564]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  739.329103]  ? should_fail+0x22d/0xd01
[  739.332995]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  739.338100]  ? __lock_acquire+0x62f/0x4c20
[  739.342364]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  739.347471]  ? __lock_acquire+0x62f/0x4c20
[  739.351712]  ? should_fail+0x22d/0xd01
[  739.355600]  ? find_held_lock+0x36/0x1c0
[  739.359671]  ? mark_held_locks+0x130/0x130
[  739.363922]  ? mark_held_locks+0x130/0x130
[  739.368162]  ? update_stack_state+0x1a5/0x690
[  739.372664]  ? zap_class+0x640/0x640
[  739.376377]  ? ret_from_fork+0x3a/0x50
[  739.380268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  739.385809]  ? check_preemption_disabled+0x48/0x280
[  739.390834]  ? __lock_is_held+0xb5/0x140
[  739.394907]  __alloc_pages_nodemask+0xa80/0xde0
[  739.399577]  ? zap_class+0x640/0x640
[  739.403295]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  739.408342]  ? find_held_lock+0x36/0x1c0
[  739.412414]  ? ____cache_alloc_node+0x1c7/0x1e0
[  739.417086]  ? lock_downgrade+0x900/0x900
[  739.421489]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  739.427036]  cache_grow_begin+0xa5/0x8c0
[  739.431102]  ? do_raw_spin_unlock+0xa7/0x330
[  739.435522]  fallback_alloc+0x204/0x2e0
[  739.439508]  ____cache_alloc_node+0x1c7/0x1e0
[  739.444015]  kmem_cache_alloc_node+0xe3/0x730
[  739.448513]  ? mark_held_locks+0xc7/0x130
[  739.452678]  __alloc_skb+0x119/0x770
[  739.456408]  ? netdev_alloc_frag+0x1f0/0x1f0
[  739.460815]  ? do_raw_spin_trylock+0x270/0x270
[  739.465401]  ? kmem_cache_alloc_trace+0x353/0x750
[  739.470247]  ? queue_work_on+0x12c/0x1e0
[  739.474317]  ? switchdev_port_obj_del+0xdc/0x440
[  739.479090]  ? switchdev_trans_item_enqueue+0x260/0x260
[  739.484458]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  739.489484]  __br_mdb_notify+0x4ff/0x15d0
[  739.493646]  ? __br_mdb_add+0x7f0/0x7f0
[  739.497629]  ? zap_class+0x640/0x640
[  739.501366]  ? br_multicast_group_expired+0x96/0x610
[  739.506471]  ? kasan_check_read+0x11/0x20
[  739.510626]  br_mdb_notify+0x310/0x410
[  739.514610]  ? br_mdb_dump+0x27b0/0x27b0
[  739.518678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  739.524529]  br_multicast_group_expired+0x1bc/0x610
[  739.529550]  ? br_mdb_free+0x80/0x80
[  739.533274]  call_timer_fn+0x272/0x920
[  739.537165]  ? br_mdb_free+0x80/0x80
[  739.540880]  ? process_timeout+0x40/0x40
[  739.544949]  ? mark_held_locks+0xc7/0x130
[  739.549123]  ? _raw_spin_unlock_irq+0x27/0x80
[  739.553619]  ? _raw_spin_unlock_irq+0x27/0x80
[  739.558133]  ? br_mdb_free+0x80/0x80
[  739.561854]  ? lockdep_hardirqs_on+0x296/0x5b0
[  739.566445]  ? trace_hardirqs_on+0xbd/0x310
[  739.570768]  ? kasan_check_read+0x11/0x20
[  739.574914]  ? __run_timers+0x7da/0xc70
[  739.578895]  ? trace_hardirqs_off_caller+0x310/0x310
[  739.584076]  ? br_mdb_free+0x80/0x80
[  739.587813]  __run_timers+0x7e5/0xc70
[  739.591628]  ? timer_fixup_init+0x70/0x70
[  739.595777]  ? lock_downgrade+0x900/0x900
[  739.599923]  ? zap_class+0x640/0x640
[  739.603646]  ? print_usage_bug+0xc0/0xc0
[  739.607710]  ? trace_hardirqs_on+0x310/0x310
[  739.612127]  ? kvm_clock_read+0x18/0x30
[  739.616104]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  739.621397]  ? ktime_get+0x2c1/0x400
[  739.625116]  ? zap_class+0x640/0x640
[  739.628835]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  739.634384]  ? check_preemption_disabled+0x48/0x280
[  739.639410]  ? __lock_is_held+0xb5/0x140
[  739.643475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  739.649016]  ? check_preemption_disabled+0x48/0x280
[  739.654036]  run_timer_softirq+0x52/0xb0
[  739.658099]  ? rcu_read_lock_sched_held+0x14f/0x180
[  739.663115]  __do_softirq+0x308/0xb7e
[  739.666925]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  739.672028]  ? irq_exit+0xbd/0x1c0
[  739.675571]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  739.680588]  ? smp_reschedule_interrupt+0x109/0x650
[  739.685609]  ? smp_call_function_single_interrupt+0x650/0x650
[  739.691493]  ? ret_from_intr+0xb/0x1e
[  739.695294]  ? trace_hardirqs_off_caller+0xbb/0x310
[  739.700341]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  739.705273]  ? trace_hardirqs_on_caller+0x310/0x310
[  739.710289]  ? task_prio+0x50/0x50
[  739.713852]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  739.719429]  ? check_preemption_disabled+0x48/0x280
[  739.724780]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  739.729627]  ? neigh_periodic_work+0x6bd/0xc60
[  739.734213]  do_softirq_own_stack+0x2a/0x40
[  739.738527]  </IRQ>
[  739.740765]  do_softirq.part.14+0x126/0x160
[  739.745086]  __local_bh_enable_ip+0x21d/0x260
[  739.749582]  _raw_write_unlock_bh+0x30/0x40
[  739.753904]  neigh_periodic_work+0x6bd/0xc60
[  739.758339]  ? neigh_table_clear+0x390/0x390
[  739.762757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  739.768301]  ? check_preemption_disabled+0x48/0x280
[  739.773353]  ? __lock_is_held+0xb5/0x140
[  739.777434]  process_one_work+0xc90/0x1c40
[  739.781670]  ? mark_held_locks+0x130/0x130
[  739.785921]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  739.790593]  ? __switch_to_asm+0x40/0x70
[  739.794661]  ? __switch_to_asm+0x40/0x70
[  739.798721]  ? __switch_to_asm+0x34/0x70
[  739.802782]  ? __switch_to_asm+0x40/0x70
[  739.806850]  ? __switch_to_asm+0x34/0x70
[  739.810909]  ? __switch_to_asm+0x40/0x70
[  739.814969]  ? __switch_to_asm+0x34/0x70
[  739.819031]  ? __switch_to_asm+0x40/0x70
[  739.823398]  ? __schedule+0x8d7/0x21d0
[  739.827290]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  739.832396]  ? zap_class+0x640/0x640
[  739.836117]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  739.840880]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  739.845479]  ? lock_acquire+0x1ed/0x520
[  739.849456]  ? worker_thread+0x3e0/0x1390
[  739.853618]  ? kasan_check_read+0x11/0x20
[  739.857768]  ? do_raw_spin_lock+0x14f/0x350
[  739.862093]  ? kasan_check_read+0x11/0x20
[  739.866242]  ? rwlock_bug.part.2+0x90/0x90
[  739.870480]  ? trace_hardirqs_on+0x310/0x310
[  739.874902]  worker_thread+0x17f/0x1390
[  739.878881]  ? __switch_to_asm+0x34/0x70
[  739.882977]  ? process_one_work+0x1c40/0x1c40
[  739.887492]  ? __sched_text_start+0x8/0x8
[  739.891665]  ? __kthread_parkme+0xce/0x1a0
[  739.895905]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  739.901008]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  739.906119]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  739.910704]  ? trace_hardirqs_on+0xbd/0x310
[  739.915027]  ? kasan_check_read+0x11/0x20
[  739.919175]  ? __kthread_parkme+0xce/0x1a0
[  739.923722]  ? trace_hardirqs_off_caller+0x310/0x310
[  739.928843]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  739.933949]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  739.939490]  ? __kthread_parkme+0xfb/0x1a0
[  739.943732]  ? process_one_work+0x1c40/0x1c40
[  739.948227]  kthread+0x35a/0x440
[  739.951598]  ? kthread_stop+0x900/0x900
[  739.955581]  ret_from_fork+0x3a/0x50
[  739.959338] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  739.959351] warn_alloc_show_mem: 1 callbacks suppressed
[  739.959354] Mem-Info:
[  739.966365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  739.971733] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  739.971733]  active_file:32 inactive_file:0 isolated_file:0
[  739.971733]  unevictable:0 dirty:0 writeback:0 unstable:0
[  739.971733]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  739.971733]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  739.971733]  free:13730 free_pcp:227 free_cma:0
[  739.974110] Call Trace:
[  739.983497] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  740.016430]  <IRQ>
[  740.019002] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  740.047662]  dump_stack+0x244/0x39d
[  740.049790] lowmem_reserve[]: 0 2818 6321 6321
[  740.075900]  ? dump_stack_print_info.cold.1+0x20/0x20
[  740.079505] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  740.084110]  warn_alloc.cold.116+0xb7/0x1bd
[  740.089267] lowmem_reserve[]: 0 0 3503 3503
[  740.116771]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  740.121860] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  740.126181]  ? lock_downgrade+0x900/0x900
[  740.130998] lowmem_reserve[]: 0 0 0 0
[  740.160060]  ? trace_hardirqs_off+0xb8/0x310
[  740.164182] 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
[  740.167984]  ? trace_hardirqs_off+0xb8/0x310
[  740.172359] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  740.185890]  __alloc_pages_slowpath+0x26e8/0x2e10
[  740.190269] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  740.205027]  ? warn_alloc+0x120/0x120
[  740.209837] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  740.224208]  ? warn_alloc+0x120/0x120
[  740.227991] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  740.236815]  ? __lock_acquire+0x62f/0x4c20
[  740.240593] 6658 total pagecache pages
[  740.249174]  ? warn_alloc+0x120/0x120
[  740.253403] 0 pages in swap cache
[  740.257282]  ? print_usage_bug+0xc0/0xc0
[  740.261062] Swap cache stats: add 0, delete 0, find 0/0
[  740.264510]  ? print_usage_bug+0xc0/0xc0
[  740.268546] Free swap  = 0kB
[  740.273905]  ? mark_held_locks+0x130/0x130
[  740.277944] Total swap = 0kB
[  740.280961]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  740.285168] 1965979 pages RAM
[  740.288180]  ? should_fail+0x22d/0xd01
[  740.293691] 0 pages HighMem/MovableOnly
[  740.296791]  ? zap_class+0x640/0x640
[  740.300649] 342853 pages reserved
[  740.300656] 0 pages cma reserved
[  740.304624]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  740.308457] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  740.311772]  ? __lock_acquire+0x62f/0x4c20
[  740.315117] kworker/1:0 cpuset=/ mems_allowed=0
[  740.320498]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  740.344778]  ? should_fail+0x22d/0xd01
[  740.348687]  ? mark_held_locks+0x130/0x130
[  740.352930]  ? mark_held_locks+0x130/0x130
[  740.357169]  ? lock_downgrade+0x900/0x900
[  740.361342]  ? zap_class+0x640/0x640
[  740.365061]  ? zap_class+0x640/0x640
[  740.368782]  ? zap_class+0x640/0x640
[  740.372495]  ? do_raw_spin_unlock+0xa7/0x330
[  740.376908]  ? trace_hardirqs_on+0x310/0x310
[  740.381332]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.386875]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.392419]  ? check_preemption_disabled+0x48/0x280
[  740.397453]  ? __lock_is_held+0xb5/0x140
[  740.401521]  __alloc_pages_nodemask+0xa80/0xde0
[  740.406189]  ? zap_class+0x640/0x640
[  740.409907]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  740.414937]  ? find_held_lock+0x36/0x1c0
[  740.419861]  ? ____cache_alloc_node+0x1c7/0x1e0
[  740.424533]  ? lock_downgrade+0x900/0x900
[  740.428689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.434231]  cache_grow_begin+0xa5/0x8c0
[  740.438315]  ? do_raw_spin_unlock+0xa7/0x330
[  740.442735]  fallback_alloc+0x204/0x2e0
[  740.446721]  ____cache_alloc_node+0x1c7/0x1e0
[  740.451221]  kmem_cache_alloc_node+0xe3/0x730
[  740.455718]  ? lockdep_hardirqs_on+0x296/0x5b0
[  740.460328]  __alloc_skb+0x119/0x770
[  740.464049]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  740.469418]  ? netdev_alloc_frag+0x1f0/0x1f0
[  740.473840]  ? vprintk_default+0x28/0x30
[  740.477907]  ? vprintk_func+0x85/0x181
[  740.481798]  ? printk+0xa7/0xcf
[  740.485080]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  740.489849]  new_skb+0x26/0x1c0
[  740.493129]  aoecmd_cfg+0x279/0x7f0
[  740.496757]  ? find_held_lock+0x36/0x1c0
[  740.500824]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  740.505151]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.510704]  ? __lock_is_held+0xb5/0x140
[  740.514778]  discover_timer+0x50/0x60
[  740.518586]  call_timer_fn+0x272/0x920
[  740.522721]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  740.527573]  ? process_timeout+0x40/0x40
[  740.531645]  ? mark_held_locks+0xc7/0x130
[  740.535798]  ? _raw_spin_unlock_irq+0x27/0x80
[  740.540312]  ? _raw_spin_unlock_irq+0x27/0x80
[  740.544811]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  740.549655]  ? lockdep_hardirqs_on+0x296/0x5b0
[  740.554245]  ? trace_hardirqs_on+0xbd/0x310
[  740.558566]  ? kasan_check_read+0x11/0x20
[  740.562717]  ? __run_timers+0x7da/0xc70
[  740.566700]  ? trace_hardirqs_off_caller+0x310/0x310
[  740.571818]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  740.576665]  __run_timers+0x7e5/0xc70
[  740.580475]  ? timer_fixup_init+0x70/0x70
[  740.584625]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  740.589644]  ? zap_class+0x640/0x640
[  740.593365]  ? print_usage_bug+0xc0/0xc0
[  740.597433]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  740.602633]  ? find_held_lock+0x36/0x1c0
[  740.606700]  ? zap_class+0x640/0x640
[  740.610420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.616050]  ? check_preemption_disabled+0x48/0x280
[  740.621346]  ? __lock_is_held+0xb5/0x140
[  740.625418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.630961]  ? check_preemption_disabled+0x48/0x280
[  740.635984]  run_timer_softirq+0x52/0xb0
[  740.640050]  ? rcu_read_lock_sched_held+0x14f/0x180
[  740.645067]  __do_softirq+0x308/0xb7e
[  740.648871]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  740.653366]  ? lock_downgrade+0x900/0x900
[  740.657522]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  740.663199]  ? pvclock_read_flags+0x160/0x160
[  740.667703]  ? lapic_next_event+0x5a/0x90
[  740.671859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.677407]  ? kvm_clock_read+0x18/0x30
[  740.681395]  ? kvm_sched_clock_read+0x9/0x20
[  740.685809]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.691349]  ? check_preemption_disabled+0x48/0x280
[  740.696378]  irq_exit+0x17f/0x1c0
[  740.699840]  smp_apic_timer_interrupt+0x1cb/0x760
[  740.704684]  ? smp_reschedule_interrupt+0x109/0x650
[  740.709701]  ? smp_call_function_single_interrupt+0x650/0x650
[  740.715585]  ? interrupt_entry+0xb5/0xc0
[  740.719830]  ? trace_hardirqs_off_caller+0xbb/0x310
[  740.724847]  ? trace_hardirqs_off_caller+0xbb/0x310
[  740.729865]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  740.734712]  ? trace_hardirqs_on_caller+0x310/0x310
[  740.739730]  ? trace_hardirqs_on_caller+0x310/0x310
[  740.744746]  ? task_prio+0x50/0x50
[  740.748311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.753850]  ? check_preemption_disabled+0x48/0x280
[  740.758879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  740.763731]  apic_timer_interrupt+0xf/0x20
[  740.767961]  </IRQ>
[  740.770199] RIP: 0010:console_unlock+0x102f/0x1190
[  740.775129] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  740.794029] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  740.801742] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  740.809014] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  740.816293] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  740.823878] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  740.831147] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  740.838430]  ? netconsole_netdev_event+0x280/0x280
[  740.843371]  ? console_unlock+0x1026/0x1190
[  740.847713]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  740.852381]  ? vprintk_emit+0x846/0x990
[  740.856361]  ? lock_release+0xa00/0xa00
[  740.860345]  ? trace_hardirqs_on+0x70/0x310
[  740.864669]  ? vprintk_default+0x28/0x30
[  740.868735]  ? trace_hardirqs_off_caller+0x310/0x310
[  740.874107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  740.879653]  vprintk_emit+0x391/0x990
[  740.883462]  ? wake_up_klogd+0x180/0x180
[  740.887529]  ? find_held_lock+0x11/0x1c0
[  740.891604]  ? mark_held_locks+0xc7/0x130
[  740.895756]  ? _raw_spin_unlock_irq+0x27/0x80
[  740.900254]  ? _raw_spin_unlock_irq+0x27/0x80
[  740.904778]  vprintk_default+0x28/0x30
[  740.908675]  vprintk_func+0x7e/0x181
[  740.912399]  printk+0xa7/0xcf
[  740.915505]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  740.920527]  ? _raw_spin_unlock_irq+0x60/0x80
[  740.925040]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  740.930330]  dump_header+0x7cc/0xf72
[  740.934058]  ? pagefault_out_of_memory+0x197/0x197
[  740.938995]  ? __lock_acquire+0x62f/0x4c20
[  740.943240]  ? print_usage_bug+0xc0/0xc0
[  740.947327]  ? zap_class+0x640/0x640
[  740.951040]  ? zap_class+0x640/0x640
[  740.954756]  ? print_usage_bug+0xc0/0xc0
[  740.958823]  ? print_usage_bug+0xc0/0xc0
[  740.962892]  ? find_held_lock+0x36/0x1c0
[  740.967051]  ? mark_held_locks+0xc7/0x130
[  740.971201]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  740.976319]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  740.981429]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  740.986018]  ? trace_hardirqs_on+0xbd/0x310
[  740.990344]  ? kasan_check_read+0x11/0x20
[  740.994497]  ? ___ratelimit+0x3b4/0x672
[  740.998473]  ? trace_hardirqs_off_caller+0x310/0x310
[  741.003592]  ? trace_hardirqs_on+0x310/0x310
[  741.008001]  ? lock_downgrade+0x900/0x900
[  741.012156]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  741.017263]  ? ___ratelimit+0x3b9/0x672
[  741.021528]  ? idr_get_free+0xf70/0xf70
[  741.025504]  ? kasan_check_read+0x11/0x20
[  741.029660]  ? do_raw_spin_unlock+0xa7/0x330
[  741.034086]  oom_kill_process.cold.27+0x10/0x903
[  741.038899]  ? zap_class+0x640/0x640
[  741.042615]  ? _raw_spin_unlock+0x2c/0x50
[  741.046761]  ? oom_badness+0xe6/0xaa0
[  741.050569]  ? oom_evaluate_task+0x540/0x540
[  741.054987]  ? find_held_lock+0x36/0x1c0
[  741.059057]  ? out_of_memory+0x974/0x1430
[  741.063216]  ? lock_downgrade+0x900/0x900
[  741.067370]  ? check_preemption_disabled+0x48/0x280
[  741.072393]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  741.077325]  ? kasan_check_read+0x11/0x20
[  741.081476]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  741.086765]  ? rcu_softirq_qs+0x20/0x20
[  741.090746]  ? kasan_check_write+0x14/0x20
[  741.094993]  ? oom_evaluate_task+0x302/0x540
[  741.099412]  out_of_memory+0xa84/0x1430
[  741.103400]  ? oom_killer_disable+0x3a0/0x3a0
[  741.107908]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  741.112843]  ? __ww_mutex_check_waiters+0x160/0x160
[  741.117876]  __alloc_pages_slowpath+0x2354/0x2e10
[  741.123004]  ? warn_alloc+0x120/0x120
[  741.126812]  ? mark_held_locks+0x130/0x130
[  741.131057]  ? find_get_entry+0xaae/0x1120
[  741.135325]  ? filemap_map_pages+0x1a20/0x1a20
[  741.139916]  ? zap_class+0x640/0x640
[  741.143643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  741.149185]  ? check_preemption_disabled+0x48/0x280
[  741.154210]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  741.159751]  ? should_fail+0x22d/0xd01
[  741.163643]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  741.168749]  ? zap_class+0x640/0x640
[  741.172485]  ? __lock_is_held+0xb5/0x140
[  741.176557]  ? mark_held_locks+0x130/0x130
[  741.180798]  ? lock_release+0xa00/0xa00
[  741.184775]  ? perf_trace_sched_process_exec+0x860/0x860
[  741.190228]  ? xa_load+0x2ba/0x460
[  741.193771]  ? lock_downgrade+0x900/0x900
[  741.197927]  ? __might_sleep+0x95/0x190
[  741.201931]  __alloc_pages_nodemask+0xa80/0xde0
[  741.206611]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  741.211632]  ? __page_cache_alloc+0x191/0x5c0
[  741.216126]  ? xa_load+0x2e1/0x460
[  741.219818]  ? xa_clear_mark+0x40/0x40
[  741.223710]  ? zap_class+0x640/0x640
[  741.227432]  ? zap_class+0x640/0x640
[  741.231148]  ? zap_class+0x640/0x640
[  741.234864]  ? __do_page_cache_readahead+0x663/0x810
[  741.239972]  ? find_held_lock+0x36/0x1c0
[  741.244037]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  741.249586]  alloc_pages_current+0x173/0x350
[  741.254003]  __page_cache_alloc+0x38c/0x5c0
[  741.258325]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  741.263255]  ? kasan_check_read+0x11/0x20
[  741.267431]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  741.272717]  ? generic_perform_write+0x6a0/0x6a0
[  741.277481]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  741.283027]  ? check_preemption_disabled+0x48/0x280
[  741.288053]  filemap_fault+0x1595/0x25f0
[  741.292130]  ? __lock_page_or_retry+0xa00/0xa00
[  741.296804]  ? mark_held_locks+0x130/0x130
[  741.301047]  ? filemap_map_pages+0xd6b/0x1a20
[  741.305544]  ? lock_downgrade+0x900/0x900
[  741.309695]  ? check_preemption_disabled+0x48/0x280
[  741.314715]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  741.319848]  ? kasan_check_read+0x11/0x20
[  741.324000]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  741.329309]  ? rcu_softirq_qs+0x20/0x20
[  741.333317]  ? filemap_map_pages+0xd92/0x1a20
[  741.337825]  ? find_get_entries_tag+0x1400/0x1400
[  741.342674]  ? futex_wake+0x760/0x760
[  741.346493]  ? lock_acquire+0x1ed/0x520
[  741.350479]  ? ext4_filemap_fault+0x7a/0xad
[  741.354811]  ? lock_release+0xa00/0xa00
[  741.358783]  ? perf_trace_sched_process_exec+0x860/0x860
[  741.364234]  ? print_usage_bug+0xc0/0xc0
[  741.368323]  ? print_usage_bug+0xc0/0xc0
[  741.372398]  ? down_read+0x8d/0x120
[  741.376034]  ? ext4_filemap_fault+0x7a/0xad
[  741.380365]  ? __down_interruptible+0x700/0x700
[  741.385044]  ext4_filemap_fault+0x82/0xad
[  741.389210]  __do_fault+0x100/0x6b0
[  741.392847]  ? pmd_devmap_trans_unstable+0x220/0x220
[  741.397958]  ? mark_held_locks+0x130/0x130
[  741.402196]  ? mark_held_locks+0x130/0x130
[  741.406434]  ? __might_fault+0x12b/0x1e0
[  741.410502]  ? lock_downgrade+0x900/0x900
[  741.414664]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  741.420470]  __handle_mm_fault+0x3ea0/0x5be0
[  741.424889]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  741.429743]  ? kasan_check_read+0x11/0x20
[  741.433900]  ? _copy_to_user+0xc8/0x110
[  741.437880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  741.443430]  ? zap_class+0x640/0x640
[  741.447147]  ? zap_class+0x640/0x640
[  741.450879]  ? find_held_lock+0x36/0x1c0
[  741.454952]  ? handle_mm_fault+0x42a/0xc70
[  741.459188]  ? lock_downgrade+0x900/0x900
[  741.463342]  ? check_preemption_disabled+0x48/0x280
[  741.468365]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  741.473330]  ? kasan_check_read+0x11/0x20
[  741.477482]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  741.482761]  ? rcu_softirq_qs+0x20/0x20
[  741.486737]  ? trace_hardirqs_off_caller+0x310/0x310
[  741.491847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  741.497395]  ? check_preemption_disabled+0x48/0x280
[  741.502420]  handle_mm_fault+0x54f/0xc70
[  741.506489]  ? __handle_mm_fault+0x5be0/0x5be0
[  741.511080]  ? find_vma+0x34/0x190
[  741.514633]  __do_page_fault+0x5e8/0xe60
[  741.518694]  ? trace_hardirqs_off+0xb8/0x310
[  741.523399]  do_page_fault+0xf2/0x7e0
[  741.527208]  ? vmalloc_sync_all+0x30/0x30
[  741.531364]  ? error_entry+0x70/0xd0
[  741.535085]  ? trace_hardirqs_off_caller+0xbb/0x310
[  741.540101]  ? trace_hardirqs_on_caller+0xc0/0x310
[  741.545036]  ? syscall_return_slowpath+0x5e0/0x5e0
[  741.549968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  741.554815]  ? trace_hardirqs_on_caller+0x310/0x310
[  741.559830]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  741.565308]  ? prepare_exit_to_usermode+0x291/0x3b0
[  741.570327]  ? page_fault+0x8/0x30
[  741.573872]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  741.578720]  ? page_fault+0x8/0x30
[  741.582282]  page_fault+0x1e/0x30
[  741.585735] RIP: 0033:0x407e06
[  741.588944] Code: Bad RIP value.
[  741.592307] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  741.597670] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  741.604938] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  741.612208] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  741.619477] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  741.627040] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  741.634341] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  741.634399] aoe: skb alloc failure
[  741.641289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  741.641309] Workqueue: events_power_efficient neigh_periodic_work
[  741.644885] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  741.654169] Call Trace:
[  741.660386] syz-fuzzer cpuset=/ mems_allowed=0
[  741.670606]  <IRQ>
[  741.679910]  dump_stack+0x244/0x39d
[  741.683545]  ? dump_stack_print_info.cold.1+0x20/0x20
[  741.688749]  warn_alloc.cold.116+0xb7/0x1bd
[  741.693077]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  741.697923]  ? lock_downgrade+0x900/0x900
[  741.702078]  ? trace_hardirqs_off+0xb8/0x310
[  741.706496]  ? trace_hardirqs_off+0xb8/0x310
[  741.710918]  __alloc_pages_slowpath+0x26e8/0x2e10
[  741.715798]  ? warn_alloc+0x120/0x120
[  741.719823]  ? warn_alloc+0x120/0x120
[  741.723630]  ? warn_alloc+0x120/0x120
[  741.727436]  ? print_usage_bug+0xc0/0xc0
[  741.731504]  ? print_usage_bug+0xc0/0xc0
[  741.735567]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  741.740773]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  741.746326]  ? should_fail+0x22d/0xd01
[  741.750219]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  741.755340]  ? __lock_acquire+0x62f/0x4c20
[  741.759581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  741.764683]  ? __lock_acquire+0x62f/0x4c20
[  741.768919]  ? should_fail+0x22d/0xd01
[  741.772818]  ? mark_held_locks+0x130/0x130
[  741.777058]  ? mark_held_locks+0x130/0x130
[  741.781297]  ? update_stack_state+0x1a5/0x690
[  741.785802]  ? zap_class+0x640/0x640
[  741.789517]  ? ret_from_fork+0x3a/0x50
[  741.793411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  741.798951]  ? check_preemption_disabled+0x48/0x280
[  741.803977]  ? __lock_is_held+0xb5/0x140
[  741.808044]  __alloc_pages_nodemask+0xa80/0xde0
[  741.812712]  ? zap_class+0x640/0x640
[  741.816430]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  741.821752]  ? find_held_lock+0x36/0x1c0
[  741.825836]  ? ____cache_alloc_node+0x1c7/0x1e0
[  741.831092]  ? lock_downgrade+0x900/0x900
[  741.835268]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  741.840812]  cache_grow_begin+0xa5/0x8c0
[  741.844877]  ? do_raw_spin_unlock+0xa7/0x330
[  741.849309]  fallback_alloc+0x204/0x2e0
[  741.853319]  ____cache_alloc_node+0x1c7/0x1e0
[  741.857824]  kmem_cache_alloc_node+0xe3/0x730
[  741.862324]  ? mark_held_locks+0xc7/0x130
[  741.866485]  __alloc_skb+0x119/0x770
[  741.870207]  ? netdev_alloc_frag+0x1f0/0x1f0
[  741.874623]  ? do_raw_spin_trylock+0x270/0x270
[  741.879211]  ? kmem_cache_alloc_trace+0x353/0x750
[  741.884070]  ? queue_work_on+0x12c/0x1e0
[  741.888141]  ? switchdev_port_obj_del+0xdc/0x440
[  741.892904]  ? switchdev_trans_item_enqueue+0x260/0x260
[  741.898283]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  741.903314]  __br_mdb_notify+0x4ff/0x15d0
[  741.907472]  ? __br_mdb_add+0x7f0/0x7f0
[  741.911464]  ? zap_class+0x640/0x640
[  741.915199]  ? br_multicast_group_expired+0x96/0x610
[  741.920617]  ? lock_downgrade+0x900/0x900
[  741.924778]  br_mdb_notify+0x310/0x410
[  741.928672]  ? br_mdb_dump+0x27b0/0x27b0
[  741.932741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  741.938316]  br_multicast_group_expired+0x1bc/0x610
[  741.943339]  ? br_mdb_free+0x80/0x80
[  741.947070]  call_timer_fn+0x272/0x920
[  741.950962]  ? br_mdb_free+0x80/0x80
[  741.954679]  ? process_timeout+0x40/0x40
[  741.958762]  ? mark_held_locks+0xc7/0x130
[  741.962919]  ? _raw_spin_unlock_irq+0x27/0x80
[  741.967418]  ? _raw_spin_unlock_irq+0x27/0x80
[  741.971915]  ? br_mdb_free+0x80/0x80
[  741.975635]  ? lockdep_hardirqs_on+0x296/0x5b0
[  741.980221]  ? trace_hardirqs_on+0xbd/0x310
[  741.984555]  ? kasan_check_read+0x11/0x20
[  741.988700]  ? __run_timers+0x7da/0xc70
[  741.992675]  ? trace_hardirqs_off_caller+0x310/0x310
[  741.997787]  ? br_mdb_free+0x80/0x80
[  742.001508]  ? br_mdb_free+0x80/0x80
[  742.005221]  __run_timers+0x7e5/0xc70
[  742.009049]  ? timer_fixup_init+0x70/0x70
[  742.013198]  ? lock_downgrade+0x900/0x900
[  742.017348]  ? zap_class+0x640/0x640
[  742.021417]  ? print_usage_bug+0xc0/0xc0
[  742.025480]  ? trace_hardirqs_on+0x310/0x310
[  742.029898]  ? kvm_clock_read+0x18/0x30
[  742.033874]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  742.038890]  ? ktime_get+0x2c1/0x400
[  742.042632]  ? zap_class+0x640/0x640
[  742.046352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  742.051899]  ? check_preemption_disabled+0x48/0x280
[  742.056935]  ? __lock_is_held+0xb5/0x140
[  742.061001]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  742.066539]  ? check_preemption_disabled+0x48/0x280
[  742.071564]  run_timer_softirq+0x52/0xb0
[  742.075631]  ? rcu_read_lock_sched_held+0x14f/0x180
[  742.080648]  __do_softirq+0x308/0xb7e
[  742.084463]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  742.089562]  ? irq_exit+0xbd/0x1c0
[  742.093102]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  742.098134]  ? smp_reschedule_interrupt+0x109/0x650
[  742.103170]  ? smp_call_function_single_interrupt+0x650/0x650
[  742.109056]  ? ret_from_intr+0xb/0x1e
[  742.112862]  ? trace_hardirqs_off_caller+0xbb/0x310
[  742.117885]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  742.123051]  ? trace_hardirqs_on_caller+0x310/0x310
[  742.128073]  ? task_prio+0x50/0x50
[  742.131619]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  742.137159]  ? check_preemption_disabled+0x48/0x280
[  742.142185]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  742.147031]  ? neigh_periodic_work+0x6bd/0xc60
[  742.151617]  do_softirq_own_stack+0x2a/0x40
[  742.155934]  </IRQ>
[  742.158174]  do_softirq.part.14+0x126/0x160
[  742.162496]  __local_bh_enable_ip+0x21d/0x260
[  742.166997]  _raw_write_unlock_bh+0x30/0x40
[  742.171324]  neigh_periodic_work+0x6bd/0xc60
[  742.175746]  ? neigh_table_clear+0x390/0x390
[  742.180166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  742.185708]  ? check_preemption_disabled+0x48/0x280
[  742.190733]  ? __lock_is_held+0xb5/0x140
[  742.194817]  process_one_work+0xc90/0x1c40
[  742.199051]  ? mark_held_locks+0x130/0x130
[  742.203301]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  742.207970]  ? __switch_to_asm+0x40/0x70
[  742.212032]  ? __switch_to_asm+0x40/0x70
[  742.216094]  ? __switch_to_asm+0x34/0x70
[  742.220923]  ? __switch_to_asm+0x40/0x70
[  742.224984]  ? __switch_to_asm+0x34/0x70
[  742.229041]  ? __switch_to_asm+0x40/0x70
[  742.233103]  ? __switch_to_asm+0x34/0x70
[  742.237165]  ? __switch_to_asm+0x40/0x70
[  742.241245]  ? __schedule+0x8d7/0x21d0
[  742.245137]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  742.249734]  ? zap_class+0x640/0x640
[  742.253456]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  742.258218]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  742.262835]  ? lock_acquire+0x1ed/0x520
[  742.266809]  ? worker_thread+0x3e0/0x1390
[  742.270970]  ? kasan_check_read+0x11/0x20
[  742.275120]  ? do_raw_spin_lock+0x14f/0x350
[  742.279441]  ? kasan_check_read+0x11/0x20
[  742.283594]  ? rwlock_bug.part.2+0x90/0x90
[  742.287848]  ? trace_hardirqs_on+0x310/0x310
[  742.292289]  worker_thread+0x17f/0x1390
[  742.296274]  ? __switch_to_asm+0x34/0x70
[  742.300353]  ? process_one_work+0x1c40/0x1c40
[  742.304870]  ? __sched_text_start+0x8/0x8
[  742.309039]  ? __kthread_parkme+0xce/0x1a0
[  742.313281]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  742.318384]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  742.324311]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  742.328899]  ? trace_hardirqs_on+0xbd/0x310
[  742.333240]  ? kasan_check_read+0x11/0x20
[  742.337392]  ? __kthread_parkme+0xce/0x1a0
[  742.341628]  ? trace_hardirqs_off_caller+0x310/0x310
[  742.346750]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  742.351858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  742.357403]  ? __kthread_parkme+0xfb/0x1a0
[  742.361640]  ? process_one_work+0x1c40/0x1c40
[  742.366135]  kthread+0x35a/0x440
[  742.369508]  ? kthread_stop+0x900/0x900
[  742.373485]  ret_from_fork+0x3a/0x50
[  742.377217] warn_alloc_show_mem: 1 callbacks suppressed
[  742.377246] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  742.377248] Mem-Info:
[  742.377277] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  742.377277]  active_file:32 inactive_file:0 isolated_file:0
[  742.377277]  unevictable:0 dirty:0 writeback:0 unstable:0
[  742.377277]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  742.377277]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  742.377277]  free:13730 free_pcp:227 free_cma:0
[  742.382624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  742.389643] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  742.392037] Call Trace:
[  742.425282] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  742.434651]  <IRQ>
[  742.462563] lowmem_reserve[]: 0 2818 6321 6321
[  742.465155]  dump_stack+0x244/0x39d
[  742.491244] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  742.493411]  ? dump_stack_print_info.cold.1+0x20/0x20
[  742.497969] lowmem_reserve[]: 0 0 3503 3503
[  742.501606]  warn_alloc.cold.116+0xb7/0x1bd
[  742.529354] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  742.534547]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  742.538833] lowmem_reserve[]: 0 0 0 0
[  742.543159]  ? lock_downgrade+0x900/0x900
[  742.572191] 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
[  742.577069]  ? trace_hardirqs_off+0xb8/0x310
[  742.580837] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  742.584993]  ? trace_hardirqs_off+0xb8/0x310
[  742.598485] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  742.602907]  __alloc_pages_slowpath+0x26e8/0x2e10
[  742.617625] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  742.622504]  ? warn_alloc+0x120/0x120
[  742.636600] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  742.641438]  ? warn_alloc+0x120/0x120
[  742.650266] 6658 total pagecache pages
[  742.654060]  ? warn_alloc+0x120/0x120
[  742.662947] 0 pages in swap cache
[  742.666752]  ? print_usage_bug+0xc0/0xc0
[  742.670609] Swap cache stats: add 0, delete 0, find 0/0
[  742.670617] Free swap  = 0kB
[  742.674413]  ? print_usage_bug+0xc0/0xc0
[  742.677842] Total swap = 0kB
[  742.677850] 1965979 pages RAM
[  742.681907]  ? ktime_get+0x2c1/0x400
[  742.687249] 0 pages HighMem/MovableOnly
[  742.687257] 342853 pages reserved
[  742.690312]  ? check_preemption_disabled+0x48/0x280
[  742.694342] 0 pages cma reserved
[  742.694567] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  742.697362]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  742.700447] kworker/1:0 cpuset=/ mems_allowed=0
[  742.704160]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  742.745196]  ? should_fail+0x22d/0xd01
[  742.749104]  ? kasan_check_read+0x11/0x20
[  742.753289]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  742.758400]  ? __lock_acquire+0x62f/0x4c20
[  742.762642]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  742.767750]  ? should_fail+0x22d/0xd01
[  742.771638]  ? print_usage_bug+0xc0/0xc0
[  742.775708]  ? mark_held_locks+0x130/0x130
[  742.779951]  ? mark_held_locks+0x130/0x130
[  742.784186]  ? check_preemption_disabled+0x48/0x280
[  742.789251]  ? zap_class+0x640/0x640
[  742.792969]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  742.797733]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  742.803272]  ? check_preemption_disabled+0x48/0x280
[  742.808302]  ? __lock_is_held+0xb5/0x140
[  742.812377]  __alloc_pages_nodemask+0xa80/0xde0
[  742.817047]  ? zap_class+0x640/0x640
[  742.821077]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  742.826109]  ? find_held_lock+0x36/0x1c0
[  742.830181]  ? ____cache_alloc_node+0x1c7/0x1e0
[  742.834861]  ? lock_downgrade+0x900/0x900
[  742.839020]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  742.844562]  cache_grow_begin+0xa5/0x8c0
[  742.848624]  ? do_raw_spin_unlock+0xa7/0x330
[  742.853040]  fallback_alloc+0x204/0x2e0
[  742.857020]  ____cache_alloc_node+0x1c7/0x1e0
[  742.861526]  kmem_cache_alloc_node+0xe3/0x730
[  742.866027]  ? lockdep_hardirqs_on+0x296/0x5b0
[  742.870618]  __alloc_skb+0x119/0x770
[  742.874335]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  742.879709]  ? netdev_alloc_frag+0x1f0/0x1f0
[  742.884126]  ? vprintk_default+0x28/0x30
[  742.888193]  ? vprintk_func+0x85/0x181
[  742.892106]  ? printk+0xa7/0xcf
[  742.895385]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  742.900151]  new_skb+0x26/0x1c0
[  742.903431]  aoecmd_cfg+0x279/0x7f0
[  742.907063]  ? find_held_lock+0x36/0x1c0
[  742.911134]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  742.915468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  742.921341]  ? __lock_is_held+0xb5/0x140
[  742.925415]  discover_timer+0x50/0x60
[  742.929236]  call_timer_fn+0x272/0x920
[  742.933126]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  742.937973]  ? process_timeout+0x40/0x40
[  742.942048]  ? mark_held_locks+0xc7/0x130
[  742.946201]  ? _raw_spin_unlock_irq+0x27/0x80
[  742.950721]  ? _raw_spin_unlock_irq+0x27/0x80
[  742.955235]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  742.960083]  ? lockdep_hardirqs_on+0x296/0x5b0
[  742.964674]  ? trace_hardirqs_on+0xbd/0x310
[  742.969000]  ? kasan_check_read+0x11/0x20
[  742.973158]  ? __run_timers+0x7da/0xc70
[  742.977138]  ? trace_hardirqs_off_caller+0x310/0x310
[  742.982267]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  742.987106]  __run_timers+0x7e5/0xc70
[  742.990920]  ? timer_fixup_init+0x70/0x70
[  742.995074]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  743.000095]  ? zap_class+0x640/0x640
[  743.003814]  ? print_usage_bug+0xc0/0xc0
[  743.007878]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  743.013075]  ? find_held_lock+0x36/0x1c0
[  743.017140]  ? zap_class+0x640/0x640
[  743.021176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  743.026738]  ? check_preemption_disabled+0x48/0x280
[  743.031764]  ? __lock_is_held+0xb5/0x140
[  743.035831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  743.041369]  ? check_preemption_disabled+0x48/0x280
[  743.046397]  run_timer_softirq+0x52/0xb0
[  743.050459]  ? rcu_read_lock_sched_held+0x14f/0x180
[  743.055482]  __do_softirq+0x308/0xb7e
[  743.059299]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  743.063797]  ? lock_downgrade+0x900/0x900
[  743.067954]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  743.073065]  ? pvclock_read_flags+0x160/0x160
[  743.077564]  ? lapic_next_event+0x5a/0x90
[  743.081718]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  743.087269]  ? kvm_clock_read+0x18/0x30
[  743.091263]  ? kvm_sched_clock_read+0x9/0x20
[  743.095677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  743.101233]  ? check_preemption_disabled+0x48/0x280
[  743.106294]  irq_exit+0x17f/0x1c0
[  743.109772]  smp_apic_timer_interrupt+0x1cb/0x760
[  743.114618]  ? smp_reschedule_interrupt+0x109/0x650
[  743.119939]  ? smp_call_function_single_interrupt+0x650/0x650
[  743.125826]  ? interrupt_entry+0xb5/0xc0
[  743.129893]  ? trace_hardirqs_off_caller+0xbb/0x310
[  743.134907]  ? trace_hardirqs_off_caller+0xbb/0x310
[  743.139927]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  743.144775]  ? trace_hardirqs_on_caller+0x310/0x310
[  743.149790]  ? trace_hardirqs_on_caller+0x310/0x310
[  743.154810]  ? task_prio+0x50/0x50
[  743.158352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  743.163890]  ? check_preemption_disabled+0x48/0x280
[  743.168916]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  743.173767]  apic_timer_interrupt+0xf/0x20
[  743.177994]  </IRQ>
[  743.180243] RIP: 0010:console_unlock+0x102f/0x1190
[  743.185175] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  743.204112] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  743.211822] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  743.219090] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  743.226628] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  743.233903] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  743.241175] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  743.248476]  ? netconsole_netdev_event+0x280/0x280
[  743.253411]  ? console_unlock+0x1026/0x1190
[  743.257752]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  743.262422]  ? vprintk_emit+0x846/0x990
[  743.266401]  ? lock_release+0xa00/0xa00
[  743.270377]  ? trace_hardirqs_on+0x70/0x310
[  743.274701]  ? vprintk_default+0x28/0x30
[  743.278764]  ? trace_hardirqs_off_caller+0x310/0x310
[  743.283870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  743.289416]  vprintk_emit+0x391/0x990
[  743.293238]  ? wake_up_klogd+0x180/0x180
[  743.297308]  ? find_held_lock+0x11/0x1c0
[  743.301379]  ? mark_held_locks+0xc7/0x130
[  743.305531]  ? _raw_spin_unlock_irq+0x27/0x80
[  743.310025]  ? _raw_spin_unlock_irq+0x27/0x80
[  743.314525]  vprintk_default+0x28/0x30
[  743.318414]  vprintk_func+0x7e/0x181
[  743.322643]  printk+0xa7/0xcf
[  743.325752]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  743.330519]  ? _raw_spin_unlock_irq+0x60/0x80
[  743.335030]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  743.340316]  dump_header+0x7cc/0xf72
[  743.344043]  ? pagefault_out_of_memory+0x197/0x197
[  743.348979]  ? __lock_acquire+0x62f/0x4c20
[  743.353236]  ? print_usage_bug+0xc0/0xc0
[  743.357309]  ? zap_class+0x640/0x640
[  743.361022]  ? zap_class+0x640/0x640
[  743.364740]  ? print_usage_bug+0xc0/0xc0
[  743.368814]  ? print_usage_bug+0xc0/0xc0
[  743.372889]  ? find_held_lock+0x36/0x1c0
[  743.376960]  ? mark_held_locks+0xc7/0x130
[  743.381131]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  743.386240]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  743.391349]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  743.395936]  ? trace_hardirqs_on+0xbd/0x310
[  743.400259]  ? kasan_check_read+0x11/0x20
[  743.404413]  ? ___ratelimit+0x3b4/0x672
[  743.408394]  ? trace_hardirqs_off_caller+0x310/0x310
[  743.413498]  ? trace_hardirqs_on+0x310/0x310
[  743.417906]  ? lock_downgrade+0x900/0x900
[  743.422408]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  743.427512]  ? ___ratelimit+0x3b9/0x672
[  743.431489]  ? idr_get_free+0xf70/0xf70
[  743.435461]  ? kasan_check_read+0x11/0x20
[  743.439613]  ? do_raw_spin_unlock+0xa7/0x330
[  743.444036]  oom_kill_process.cold.27+0x10/0x903
[  743.448794]  ? zap_class+0x640/0x640
[  743.452529]  ? _raw_spin_unlock+0x2c/0x50
[  743.456679]  ? oom_badness+0xe6/0xaa0
[  743.460487]  ? oom_evaluate_task+0x540/0x540
[  743.464900]  ? find_held_lock+0x36/0x1c0
[  743.468974]  ? out_of_memory+0x974/0x1430
[  743.473125]  ? lock_downgrade+0x900/0x900
[  743.477275]  ? check_preemption_disabled+0x48/0x280
[  743.482306]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  743.487261]  ? kasan_check_read+0x11/0x20
[  743.491411]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  743.496688]  ? rcu_softirq_qs+0x20/0x20
[  743.500668]  ? kasan_check_write+0x14/0x20
[  743.504904]  ? oom_evaluate_task+0x302/0x540
[  743.509318]  out_of_memory+0xa84/0x1430
[  743.513301]  ? oom_killer_disable+0x3a0/0x3a0
[  743.517800]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  743.523054]  ? __ww_mutex_check_waiters+0x160/0x160
[  743.528085]  __alloc_pages_slowpath+0x2354/0x2e10
[  743.532957]  ? warn_alloc+0x120/0x120
[  743.536757]  ? mark_held_locks+0x130/0x130
[  743.541005]  ? find_get_entry+0xaae/0x1120
[  743.545252]  ? filemap_map_pages+0x1a20/0x1a20
[  743.549841]  ? zap_class+0x640/0x640
[  743.553565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  743.559105]  ? check_preemption_disabled+0x48/0x280
[  743.564129]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  743.569667]  ? should_fail+0x22d/0xd01
[  743.573560]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  743.578664]  ? zap_class+0x640/0x640
[  743.582401]  ? __lock_is_held+0xb5/0x140
[  743.586470]  ? mark_held_locks+0x130/0x130
[  743.590709]  ? lock_release+0xa00/0xa00
[  743.594689]  ? perf_trace_sched_process_exec+0x860/0x860
[  743.600141]  ? xa_load+0x2ba/0x460
[  743.603687]  ? lock_downgrade+0x900/0x900
[  743.607843]  ? __might_sleep+0x95/0x190
[  743.611823]  __alloc_pages_nodemask+0xa80/0xde0
[  743.616498]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  743.621917]  ? __page_cache_alloc+0x191/0x5c0
[  743.626421]  ? xa_load+0x2e1/0x460
[  743.629965]  ? xa_clear_mark+0x40/0x40
[  743.633855]  ? zap_class+0x640/0x640
[  743.637581]  ? zap_class+0x640/0x640
[  743.641298]  ? zap_class+0x640/0x640
[  743.645017]  ? __do_page_cache_readahead+0x663/0x810
[  743.650130]  ? find_held_lock+0x36/0x1c0
[  743.654219]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  743.659798]  alloc_pages_current+0x173/0x350
[  743.664229]  __page_cache_alloc+0x38c/0x5c0
[  743.668550]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  743.673485]  ? kasan_check_read+0x11/0x20
[  743.677639]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  743.682923]  ? generic_perform_write+0x6a0/0x6a0
[  743.687681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  743.693240]  ? check_preemption_disabled+0x48/0x280
[  743.698265]  filemap_fault+0x1595/0x25f0
[  743.702341]  ? __lock_page_or_retry+0xa00/0xa00
[  743.707012]  ? mark_held_locks+0x130/0x130
[  743.711268]  ? filemap_map_pages+0xd6b/0x1a20
[  743.715766]  ? lock_downgrade+0x900/0x900
[  743.720175]  ? check_preemption_disabled+0x48/0x280
[  743.725233]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  743.730160]  ? kasan_check_read+0x11/0x20
[  743.734325]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  743.739600]  ? rcu_softirq_qs+0x20/0x20
[  743.743588]  ? filemap_map_pages+0xd92/0x1a20
[  743.748104]  ? find_get_entries_tag+0x1400/0x1400
[  743.752951]  ? futex_wake+0x760/0x760
[  743.756769]  ? lock_acquire+0x1ed/0x520
[  743.760743]  ? ext4_filemap_fault+0x7a/0xad
[  743.765074]  ? lock_release+0xa00/0xa00
[  743.769047]  ? perf_trace_sched_process_exec+0x860/0x860
[  743.774504]  ? print_usage_bug+0xc0/0xc0
[  743.778565]  ? print_usage_bug+0xc0/0xc0
[  743.782812]  ? down_read+0x8d/0x120
[  743.786438]  ? ext4_filemap_fault+0x7a/0xad
[  743.790764]  ? __down_interruptible+0x700/0x700
[  743.795447]  ext4_filemap_fault+0x82/0xad
[  743.799597]  __do_fault+0x100/0x6b0
[  743.803244]  ? pmd_devmap_trans_unstable+0x220/0x220
[  743.808354]  ? mark_held_locks+0x130/0x130
[  743.812593]  ? mark_held_locks+0x130/0x130
[  743.816832]  ? __might_fault+0x12b/0x1e0
[  743.821237]  ? lock_downgrade+0x900/0x900
[  743.825394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  743.831241]  __handle_mm_fault+0x3ea0/0x5be0
[  743.835668]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  743.840521]  ? kasan_check_read+0x11/0x20
[  743.844671]  ? _copy_to_user+0xc8/0x110
[  743.848656]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  743.854224]  ? zap_class+0x640/0x640
[  743.857941]  ? zap_class+0x640/0x640
[  743.861663]  ? find_held_lock+0x36/0x1c0
[  743.865736]  ? handle_mm_fault+0x42a/0xc70
[  743.869974]  ? lock_downgrade+0x900/0x900
[  743.874123]  ? check_preemption_disabled+0x48/0x280
[  743.879147]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  743.884094]  ? kasan_check_read+0x11/0x20
[  743.888245]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  743.893525]  ? rcu_softirq_qs+0x20/0x20
[  743.897499]  ? trace_hardirqs_off_caller+0x310/0x310
[  743.902607]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  743.908154]  ? check_preemption_disabled+0x48/0x280
[  743.913222]  handle_mm_fault+0x54f/0xc70
[  743.917293]  ? __handle_mm_fault+0x5be0/0x5be0
[  743.922227]  ? find_vma+0x34/0x190
[  743.925772]  __do_page_fault+0x5e8/0xe60
[  743.929834]  ? trace_hardirqs_off+0xb8/0x310
[  743.934308]  do_page_fault+0xf2/0x7e0
[  743.938115]  ? vmalloc_sync_all+0x30/0x30
[  743.942266]  ? error_entry+0x70/0xd0
[  743.945991]  ? trace_hardirqs_off_caller+0xbb/0x310
[  743.951010]  ? trace_hardirqs_on_caller+0xc0/0x310
[  743.956064]  ? syscall_return_slowpath+0x5e0/0x5e0
[  743.960997]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  743.965842]  ? trace_hardirqs_on_caller+0x310/0x310
[  743.970858]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  743.976312]  ? prepare_exit_to_usermode+0x291/0x3b0
[  743.981330]  ? page_fault+0x8/0x30
[  743.984879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  743.989729]  ? page_fault+0x8/0x30
[  743.993276]  page_fault+0x1e/0x30
[  743.996727] RIP: 0033:0x407e06
[  743.999939] Code: Bad RIP value.
[  744.003308] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  744.008675] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  744.015947] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  744.023469] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  744.030739] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  744.038007] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  744.045307] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  744.045372] aoe: skb alloc failure
[  744.052238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  744.052258] Workqueue: events_power_efficient neigh_periodic_work
[  744.052268] Call Trace:
[  744.055823] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  744.065138]  <IRQ>
[  744.071353] syz-fuzzer cpuset=/ mems_allowed=0
[  744.073933]  dump_stack+0x244/0x39d
[  744.094478]  ? dump_stack_print_info.cold.1+0x20/0x20
[  744.099681]  warn_alloc.cold.116+0xb7/0x1bd
[  744.104014]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  744.108861]  ? lock_downgrade+0x900/0x900
[  744.113018]  ? trace_hardirqs_off+0xb8/0x310
[  744.117440]  ? trace_hardirqs_off+0xb8/0x310
[  744.122693]  __alloc_pages_slowpath+0x26e8/0x2e10
[  744.127568]  ? warn_alloc+0x120/0x120
[  744.131377]  ? warn_alloc+0x120/0x120
[  744.135200]  ? warn_alloc+0x120/0x120
[  744.139006]  ? print_usage_bug+0xc0/0xc0
[  744.143073]  ? print_usage_bug+0xc0/0xc0
[  744.147132]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  744.152349]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  744.157896]  ? should_fail+0x22d/0xd01
[  744.161793]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  744.166900]  ? __lock_acquire+0x62f/0x4c20
[  744.171140]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  744.176261]  ? __lock_acquire+0x62f/0x4c20
[  744.180494]  ? should_fail+0x22d/0xd01
[  744.184390]  ? mark_held_locks+0x130/0x130
[  744.188636]  ? mark_held_locks+0x130/0x130
[  744.192875]  ? update_stack_state+0x1a5/0x690
[  744.197377]  ? zap_class+0x640/0x640
[  744.201090]  ? ret_from_fork+0x3a/0x50
[  744.204989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  744.210533]  ? check_preemption_disabled+0x48/0x280
[  744.215564]  ? __lock_is_held+0xb5/0x140
[  744.219952]  __alloc_pages_nodemask+0xa80/0xde0
[  744.224625]  ? zap_class+0x640/0x640
[  744.228347]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  744.233377]  ? find_held_lock+0x36/0x1c0
[  744.237454]  ? ____cache_alloc_node+0x1c7/0x1e0
[  744.242126]  ? lock_downgrade+0x900/0x900
[  744.246284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  744.251830]  cache_grow_begin+0xa5/0x8c0
[  744.255897]  ? do_raw_spin_unlock+0xa7/0x330
[  744.260317]  fallback_alloc+0x204/0x2e0
[  744.264301]  ____cache_alloc_node+0x1c7/0x1e0
[  744.268804]  kmem_cache_alloc_node+0xe3/0x730
[  744.273305]  ? mark_held_locks+0xc7/0x130
[  744.277465]  __alloc_skb+0x119/0x770
[  744.281196]  ? netdev_alloc_frag+0x1f0/0x1f0
[  744.285603]  ? do_raw_spin_trylock+0x270/0x270
[  744.290200]  ? kmem_cache_alloc_trace+0x353/0x750
[  744.295051]  ? queue_work_on+0x12c/0x1e0
[  744.299118]  ? switchdev_port_obj_del+0xdc/0x440
[  744.303875]  ? switchdev_trans_item_enqueue+0x260/0x260
[  744.309244]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  744.314272]  __br_mdb_notify+0x4ff/0x15d0
[  744.318435]  ? __br_mdb_add+0x7f0/0x7f0
[  744.322722]  ? zap_class+0x640/0x640
[  744.326451]  ? br_multicast_group_expired+0x96/0x610
[  744.331563]  ? lock_downgrade+0x900/0x900
[  744.335716]  br_mdb_notify+0x310/0x410
[  744.339608]  ? br_mdb_dump+0x27b0/0x27b0
[  744.343689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  744.349239]  br_multicast_group_expired+0x1bc/0x610
[  744.354259]  ? br_mdb_free+0x80/0x80
[  744.357983]  call_timer_fn+0x272/0x920
[  744.361871]  ? br_mdb_free+0x80/0x80
[  744.365587]  ? process_timeout+0x40/0x40
[  744.369657]  ? mark_held_locks+0xc7/0x130
[  744.373814]  ? _raw_spin_unlock_irq+0x27/0x80
[  744.378358]  ? _raw_spin_unlock_irq+0x27/0x80
[  744.382852]  ? br_mdb_free+0x80/0x80
[  744.386605]  ? lockdep_hardirqs_on+0x296/0x5b0
[  744.391208]  ? trace_hardirqs_on+0xbd/0x310
[  744.395531]  ? kasan_check_read+0x11/0x20
[  744.399686]  ? __run_timers+0x7da/0xc70
[  744.403664]  ? trace_hardirqs_off_caller+0x310/0x310
[  744.408779]  ? br_mdb_free+0x80/0x80
[  744.412499]  ? br_mdb_free+0x80/0x80
[  744.416233]  __run_timers+0x7e5/0xc70
[  744.420370]  ? timer_fixup_init+0x70/0x70
[  744.424519]  ? lock_downgrade+0x900/0x900
[  744.428665]  ? zap_class+0x640/0x640
[  744.432392]  ? print_usage_bug+0xc0/0xc0
[  744.436454]  ? trace_hardirqs_on+0x310/0x310
[  744.440872]  ? kvm_clock_read+0x18/0x30
[  744.444852]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  744.449868]  ? ktime_get+0x2c1/0x400
[  744.453585]  ? zap_class+0x640/0x640
[  744.457310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  744.462854]  ? check_preemption_disabled+0x48/0x280
[  744.467884]  ? __lock_is_held+0xb5/0x140
[  744.471952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  744.477494]  ? check_preemption_disabled+0x48/0x280
[  744.482520]  run_timer_softirq+0x52/0xb0
[  744.486584]  ? rcu_read_lock_sched_held+0x14f/0x180
[  744.491602]  __do_softirq+0x308/0xb7e
[  744.495414]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  744.500517]  ? irq_exit+0xbd/0x1c0
[  744.504064]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  744.509084]  ? smp_reschedule_interrupt+0x109/0x650
[  744.514103]  ? smp_call_function_single_interrupt+0x650/0x650
[  744.520273]  ? ret_from_intr+0xb/0x1e
[  744.524077]  ? trace_hardirqs_off_caller+0xbb/0x310
[  744.529097]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  744.533942]  ? trace_hardirqs_on_caller+0x310/0x310
[  744.538959]  ? task_prio+0x50/0x50
[  744.542506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  744.548045]  ? check_preemption_disabled+0x48/0x280
[  744.553068]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  744.557918]  ? neigh_periodic_work+0x6bd/0xc60
[  744.562509]  do_softirq_own_stack+0x2a/0x40
[  744.566826]  </IRQ>
[  744.569066]  do_softirq.part.14+0x126/0x160
[  744.573391]  __local_bh_enable_ip+0x21d/0x260
[  744.577894]  _raw_write_unlock_bh+0x30/0x40
[  744.582224]  neigh_periodic_work+0x6bd/0xc60
[  744.586641]  ? neigh_table_clear+0x390/0x390
[  744.591057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  744.596599]  ? check_preemption_disabled+0x48/0x280
[  744.602165]  ? __lock_is_held+0xb5/0x140
[  744.606250]  process_one_work+0xc90/0x1c40
[  744.610490]  ? mark_held_locks+0x130/0x130
[  744.614740]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  744.619724]  ? __switch_to_asm+0x40/0x70
[  744.623787]  ? __switch_to_asm+0x40/0x70
[  744.627847]  ? __switch_to_asm+0x34/0x70
[  744.631910]  ? __switch_to_asm+0x40/0x70
[  744.635978]  ? __switch_to_asm+0x34/0x70
[  744.640036]  ? __switch_to_asm+0x40/0x70
[  744.644100]  ? __switch_to_asm+0x34/0x70
[  744.648176]  ? __switch_to_asm+0x40/0x70
[  744.652249]  ? __schedule+0x8d7/0x21d0
[  744.656139]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  744.661081]  ? zap_class+0x640/0x640
[  744.664807]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  744.669576]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  744.674187]  ? lock_acquire+0x1ed/0x520
[  744.678181]  ? worker_thread+0x3e0/0x1390
[  744.682349]  ? kasan_check_read+0x11/0x20
[  744.686497]  ? do_raw_spin_lock+0x14f/0x350
[  744.690819]  ? kasan_check_read+0x11/0x20
[  744.694974]  ? rwlock_bug.part.2+0x90/0x90
[  744.699219]  ? trace_hardirqs_on+0x310/0x310
[  744.703641]  worker_thread+0x17f/0x1390
[  744.707621]  ? __switch_to_asm+0x34/0x70
[  744.711706]  ? process_one_work+0x1c40/0x1c40
[  744.716221]  ? __sched_text_start+0x8/0x8
[  744.720718]  ? __kthread_parkme+0xce/0x1a0
[  744.724955]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  744.730062]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  744.735184]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  744.739772]  ? trace_hardirqs_on+0xbd/0x310
[  744.744094]  ? kasan_check_read+0x11/0x20
[  744.748249]  ? __kthread_parkme+0xce/0x1a0
[  744.752486]  ? trace_hardirqs_off_caller+0x310/0x310
[  744.757607]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  744.762711]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  744.768261]  ? __kthread_parkme+0xfb/0x1a0
[  744.772505]  ? process_one_work+0x1c40/0x1c40
[  744.777006]  kthread+0x35a/0x440
[  744.780376]  ? kthread_stop+0x900/0x900
[  744.784354]  ret_from_fork+0x3a/0x50
[  744.788083] warn_alloc_show_mem: 1 callbacks suppressed
[  744.788093] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  744.788095] Mem-Info:
[  744.788124] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  744.788124]  active_file:32 inactive_file:0 isolated_file:0
[  744.788124]  unevictable:0 dirty:0 writeback:0 unstable:0
[  744.788124]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  744.788124]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  744.788124]  free:13730 free_pcp:227 free_cma:0
[  744.793485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  744.793493] Call Trace:
[  744.800515] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  744.802915]  <IRQ>
[  744.836151] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  744.845517]  dump_stack+0x244/0x39d
[  744.848077] lowmem_reserve[]: 0 2818 6321 6321
[  744.875926]  ? dump_stack_print_info.cold.1+0x20/0x20
[  744.878051] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  744.904188]  warn_alloc.cold.116+0xb7/0x1bd
[  744.907771] lowmem_reserve[]: 0 0 3503 3503
[  744.912359]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  744.917523] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  744.945301]  ? lock_downgrade+0x900/0x900
[  744.949592] lowmem_reserve[]: 0 0 0 0
[  744.953920]  ? trace_hardirqs_off+0xb8/0x310
[  744.958733] 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
[  744.987802]  ? trace_hardirqs_off+0xb8/0x310
[  744.991921] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  744.995735]  __alloc_pages_slowpath+0x26e8/0x2e10
[  745.000115] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  745.013677]  ? warn_alloc+0x120/0x120
[  745.018057] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  745.033096]  ? warn_alloc+0x120/0x120
[  745.037923] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  745.052048]  ? __lock_acquire+0x62f/0x4c20
[  745.055826] 6658 total pagecache pages
[  745.064654]  ? warn_alloc+0x120/0x120
[  745.068444] 0 pages in swap cache
[  745.077007]  ? print_usage_bug+0xc0/0xc0
[  745.081225] Swap cache stats: add 0, delete 0, find 0/0
[  745.085103]  ? print_usage_bug+0xc0/0xc0
[  745.088885] Free swap  = 0kB
[  745.092335]  ? mark_held_locks+0x130/0x130
[  745.096372] Total swap = 0kB
[  745.096380] 1965979 pages RAM
[  745.101738]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  745.105779] 0 pages HighMem/MovableOnly
[  745.108797]  ? should_fail+0x22d/0xd01
[  745.113009] 342853 pages reserved
[  745.116020]  ? zap_class+0x640/0x640
[  745.119102] 0 pages cma reserved
[  745.124918]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  745.128992] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  745.132756]  ? __lock_acquire+0x62f/0x4c20
[  745.136188] kworker/1:0 cpuset=/ mems_allowed=0
[  745.139896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  745.172630]  ? should_fail+0x22d/0xd01
[  745.176532]  ? mark_held_locks+0x130/0x130
[  745.180769]  ? mark_held_locks+0x130/0x130
[  745.185004]  ? lock_downgrade+0x900/0x900
[  745.189173]  ? zap_class+0x640/0x640
[  745.192889]  ? zap_class+0x640/0x640
[  745.196605]  ? zap_class+0x640/0x640
[  745.200365]  ? do_raw_spin_unlock+0xa7/0x330
[  745.204776]  ? trace_hardirqs_on+0x310/0x310
[  745.209186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.214725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.220611]  ? check_preemption_disabled+0x48/0x280
[  745.225640]  ? __lock_is_held+0xb5/0x140
[  745.229712]  __alloc_pages_nodemask+0xa80/0xde0
[  745.234383]  ? zap_class+0x640/0x640
[  745.238102]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  745.243172]  ? find_held_lock+0x36/0x1c0
[  745.247251]  ? ____cache_alloc_node+0x1c7/0x1e0
[  745.251923]  ? lock_downgrade+0x900/0x900
[  745.256082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.261626]  cache_grow_begin+0xa5/0x8c0
[  745.265693]  ? do_raw_spin_unlock+0xa7/0x330
[  745.270109]  fallback_alloc+0x204/0x2e0
[  745.274107]  ____cache_alloc_node+0x1c7/0x1e0
[  745.278722]  kmem_cache_alloc_node+0xe3/0x730
[  745.283221]  ? lockdep_hardirqs_on+0x296/0x5b0
[  745.287814]  __alloc_skb+0x119/0x770
[  745.291529]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  745.296902]  ? netdev_alloc_frag+0x1f0/0x1f0
[  745.301321]  ? vprintk_default+0x28/0x30
[  745.305382]  ? vprintk_func+0x85/0x181
[  745.309270]  ? printk+0xa7/0xcf
[  745.312550]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  745.317319]  new_skb+0x26/0x1c0
[  745.320912]  aoecmd_cfg+0x279/0x7f0
[  745.324542]  ? find_held_lock+0x36/0x1c0
[  745.328608]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  745.332936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.338488]  ? __lock_is_held+0xb5/0x140
[  745.342560]  discover_timer+0x50/0x60
[  745.346362]  call_timer_fn+0x272/0x920
[  745.350252]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  745.355097]  ? process_timeout+0x40/0x40
[  745.359185]  ? mark_held_locks+0xc7/0x130
[  745.363336]  ? _raw_spin_unlock_irq+0x27/0x80
[  745.368108]  ? _raw_spin_unlock_irq+0x27/0x80
[  745.372621]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  745.377471]  ? lockdep_hardirqs_on+0x296/0x5b0
[  745.382058]  ? trace_hardirqs_on+0xbd/0x310
[  745.386386]  ? kasan_check_read+0x11/0x20
[  745.390538]  ? __run_timers+0x7da/0xc70
[  745.394522]  ? trace_hardirqs_off_caller+0x310/0x310
[  745.399642]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  745.404486]  __run_timers+0x7e5/0xc70
[  745.408301]  ? timer_fixup_init+0x70/0x70
[  745.412457]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  745.417480]  ? zap_class+0x640/0x640
[  745.421705]  ? print_usage_bug+0xc0/0xc0
[  745.425779]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  745.430988]  ? find_held_lock+0x36/0x1c0
[  745.435059]  ? zap_class+0x640/0x640
[  745.438783]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.444327]  ? check_preemption_disabled+0x48/0x280
[  745.449355]  ? __lock_is_held+0xb5/0x140
[  745.453420]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.458957]  ? check_preemption_disabled+0x48/0x280
[  745.463982]  run_timer_softirq+0x52/0xb0
[  745.468045]  ? rcu_read_lock_sched_held+0x14f/0x180
[  745.473069]  __do_softirq+0x308/0xb7e
[  745.476875]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  745.481369]  ? lock_downgrade+0x900/0x900
[  745.485527]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  745.490648]  ? pvclock_read_flags+0x160/0x160
[  745.495166]  ? lapic_next_event+0x5a/0x90
[  745.499319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.504866]  ? kvm_clock_read+0x18/0x30
[  745.508839]  ? kvm_sched_clock_read+0x9/0x20
[  745.513246]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.518780]  ? check_preemption_disabled+0x48/0x280
[  745.524095]  irq_exit+0x17f/0x1c0
[  745.527566]  smp_apic_timer_interrupt+0x1cb/0x760
[  745.532406]  ? smp_reschedule_interrupt+0x109/0x650
[  745.537423]  ? smp_call_function_single_interrupt+0x650/0x650
[  745.543301]  ? interrupt_entry+0xb5/0xc0
[  745.547363]  ? trace_hardirqs_off_caller+0xbb/0x310
[  745.552398]  ? trace_hardirqs_off_caller+0xbb/0x310
[  745.557414]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  745.562250]  ? trace_hardirqs_on_caller+0x310/0x310
[  745.567263]  ? trace_hardirqs_on_caller+0x310/0x310
[  745.572290]  ? task_prio+0x50/0x50
[  745.575825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.581358]  ? check_preemption_disabled+0x48/0x280
[  745.586464]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  745.591314]  apic_timer_interrupt+0xf/0x20
[  745.595539]  </IRQ>
[  745.597771] RIP: 0010:console_unlock+0x102f/0x1190
[  745.602692] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  745.621843] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  745.629540] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  745.636800] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  745.644062] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  745.651324] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  745.658581] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  745.666325]  ? netconsole_netdev_event+0x280/0x280
[  745.671249]  ? console_unlock+0x1026/0x1190
[  745.675583]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  745.680239]  ? vprintk_emit+0x846/0x990
[  745.684207]  ? lock_release+0xa00/0xa00
[  745.688177]  ? trace_hardirqs_on+0x70/0x310
[  745.692491]  ? vprintk_default+0x28/0x30
[  745.696629]  ? trace_hardirqs_off_caller+0x310/0x310
[  745.701725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.707261]  vprintk_emit+0x391/0x990
[  745.711060]  ? wake_up_klogd+0x180/0x180
[  745.715135]  ? find_held_lock+0x11/0x1c0
[  745.719202]  ? mark_held_locks+0xc7/0x130
[  745.723639]  ? _raw_spin_unlock_irq+0x27/0x80
[  745.728140]  ? _raw_spin_unlock_irq+0x27/0x80
[  745.732634]  vprintk_default+0x28/0x30
[  745.736521]  vprintk_func+0x7e/0x181
[  745.740230]  printk+0xa7/0xcf
[  745.743335]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  745.748164]  ? _raw_spin_unlock_irq+0x60/0x80
[  745.752663]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  745.757940]  dump_header+0x7cc/0xf72
[  745.761655]  ? pagefault_out_of_memory+0x197/0x197
[  745.766595]  ? __lock_acquire+0x62f/0x4c20
[  745.770822]  ? print_usage_bug+0xc0/0xc0
[  745.774892]  ? zap_class+0x640/0x640
[  745.778600]  ? zap_class+0x640/0x640
[  745.782312]  ? print_usage_bug+0xc0/0xc0
[  745.786373]  ? print_usage_bug+0xc0/0xc0
[  745.790439]  ? find_held_lock+0x36/0x1c0
[  745.794500]  ? mark_held_locks+0xc7/0x130
[  745.798660]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  745.803758]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  745.808857]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  745.813435]  ? trace_hardirqs_on+0xbd/0x310
[  745.817760]  ? kasan_check_read+0x11/0x20
[  745.822156]  ? ___ratelimit+0x3b4/0x672
[  745.826138]  ? trace_hardirqs_off_caller+0x310/0x310
[  745.831457]  ? trace_hardirqs_on+0x310/0x310
[  745.835863]  ? lock_downgrade+0x900/0x900
[  745.840012]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  745.845126]  ? ___ratelimit+0x3b9/0x672
[  745.849097]  ? idr_get_free+0xf70/0xf70
[  745.853080]  ? kasan_check_read+0x11/0x20
[  745.857225]  ? do_raw_spin_unlock+0xa7/0x330
[  745.861636]  oom_kill_process.cold.27+0x10/0x903
[  745.866390]  ? zap_class+0x640/0x640
[  745.870095]  ? _raw_spin_unlock+0x2c/0x50
[  745.874251]  ? oom_badness+0xe6/0xaa0
[  745.878051]  ? oom_evaluate_task+0x540/0x540
[  745.882541]  ? find_held_lock+0x36/0x1c0
[  745.886602]  ? out_of_memory+0x974/0x1430
[  745.890747]  ? lock_downgrade+0x900/0x900
[  745.894891]  ? check_preemption_disabled+0x48/0x280
[  745.899904]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  745.904829]  ? kasan_check_read+0x11/0x20
[  745.908975]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  745.914242]  ? rcu_softirq_qs+0x20/0x20
[  745.918217]  ? kasan_check_write+0x14/0x20
[  745.922823]  ? oom_evaluate_task+0x302/0x540
[  745.927234]  out_of_memory+0xa84/0x1430
[  745.931211]  ? oom_killer_disable+0x3a0/0x3a0
[  745.935698]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  745.940623]  ? __ww_mutex_check_waiters+0x160/0x160
[  745.945638]  __alloc_pages_slowpath+0x2354/0x2e10
[  745.950509]  ? warn_alloc+0x120/0x120
[  745.954301]  ? mark_held_locks+0x130/0x130
[  745.958533]  ? find_get_entry+0xaae/0x1120
[  745.962869]  ? filemap_map_pages+0x1a20/0x1a20
[  745.967448]  ? zap_class+0x640/0x640
[  745.971161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  745.976695]  ? check_preemption_disabled+0x48/0x280
[  745.981721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  745.987336]  ? should_fail+0x22d/0xd01
[  745.991227]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  745.996331]  ? zap_class+0x640/0x640
[  746.000069]  ? __lock_is_held+0xb5/0x140
[  746.004235]  ? mark_held_locks+0x130/0x130
[  746.008473]  ? lock_release+0xa00/0xa00
[  746.012441]  ? perf_trace_sched_process_exec+0x860/0x860
[  746.017887]  ? xa_load+0x2ba/0x460
[  746.021702]  ? lock_downgrade+0x900/0x900
[  746.025884]  ? __might_sleep+0x95/0x190
[  746.029857]  __alloc_pages_nodemask+0xa80/0xde0
[  746.034525]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  746.039551]  ? __page_cache_alloc+0x191/0x5c0
[  746.044044]  ? xa_load+0x2e1/0x460
[  746.047582]  ? xa_clear_mark+0x40/0x40
[  746.051465]  ? zap_class+0x640/0x640
[  746.055179]  ? zap_class+0x640/0x640
[  746.058999]  ? zap_class+0x640/0x640
[  746.062705]  ? __do_page_cache_readahead+0x663/0x810
[  746.067822]  ? find_held_lock+0x36/0x1c0
[  746.071885]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  746.077426]  alloc_pages_current+0x173/0x350
[  746.081833]  __page_cache_alloc+0x38c/0x5c0
[  746.086247]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  746.091170]  ? kasan_check_read+0x11/0x20
[  746.095310]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  746.100584]  ? generic_perform_write+0x6a0/0x6a0
[  746.105334]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  746.110864]  ? check_preemption_disabled+0x48/0x280
[  746.116058]  filemap_fault+0x1595/0x25f0
[  746.120419]  ? __lock_page_or_retry+0xa00/0xa00
[  746.125082]  ? mark_held_locks+0x130/0x130
[  746.129324]  ? filemap_map_pages+0xd6b/0x1a20
[  746.133829]  ? lock_downgrade+0x900/0x900
[  746.137968]  ? check_preemption_disabled+0x48/0x280
[  746.142981]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  746.147901]  ? kasan_check_read+0x11/0x20
[  746.152038]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  746.157302]  ? rcu_softirq_qs+0x20/0x20
[  746.161276]  ? filemap_map_pages+0xd92/0x1a20
[  746.165770]  ? find_get_entries_tag+0x1400/0x1400
[  746.170604]  ? futex_wake+0x760/0x760
[  746.174433]  ? lock_acquire+0x1ed/0x520
[  746.178395]  ? ext4_filemap_fault+0x7a/0xad
[  746.182713]  ? lock_release+0xa00/0xa00
[  746.186682]  ? perf_trace_sched_process_exec+0x860/0x860
[  746.192145]  ? print_usage_bug+0xc0/0xc0
[  746.196201]  ? print_usage_bug+0xc0/0xc0
[  746.200284]  ? down_read+0x8d/0x120
[  746.203903]  ? ext4_filemap_fault+0x7a/0xad
[  746.208222]  ? __down_interruptible+0x700/0x700
[  746.212898]  ext4_filemap_fault+0x82/0xad
[  746.217056]  __do_fault+0x100/0x6b0
[  746.220991]  ? pmd_devmap_trans_unstable+0x220/0x220
[  746.226120]  ? mark_held_locks+0x130/0x130
[  746.230349]  ? mark_held_locks+0x130/0x130
[  746.234577]  ? __might_fault+0x12b/0x1e0
[  746.238635]  ? lock_downgrade+0x900/0x900
[  746.242798]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  746.248331]  __handle_mm_fault+0x3ea0/0x5be0
[  746.252740]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  746.257580]  ? kasan_check_read+0x11/0x20
[  746.261719]  ? _copy_to_user+0xc8/0x110
[  746.265688]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  746.271226]  ? zap_class+0x640/0x640
[  746.274930]  ? zap_class+0x640/0x640
[  746.278641]  ? find_held_lock+0x36/0x1c0
[  746.282816]  ? handle_mm_fault+0x42a/0xc70
[  746.287045]  ? lock_downgrade+0x900/0x900
[  746.291203]  ? check_preemption_disabled+0x48/0x280
[  746.296218]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  746.301137]  ? kasan_check_read+0x11/0x20
[  746.305274]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  746.310539]  ? rcu_softirq_qs+0x20/0x20
[  746.314505]  ? trace_hardirqs_off_caller+0x310/0x310
[  746.319859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  746.325391]  ? check_preemption_disabled+0x48/0x280
[  746.330410]  handle_mm_fault+0x54f/0xc70
[  746.334469]  ? __handle_mm_fault+0x5be0/0x5be0
[  746.339044]  ? find_vma+0x34/0x190
[  746.342596]  __do_page_fault+0x5e8/0xe60
[  746.346661]  ? trace_hardirqs_off+0xb8/0x310
[  746.351074]  do_page_fault+0xf2/0x7e0
[  746.354881]  ? vmalloc_sync_all+0x30/0x30
[  746.359028]  ? error_entry+0x70/0xd0
[  746.362743]  ? trace_hardirqs_off_caller+0xbb/0x310
[  746.367755]  ? trace_hardirqs_on_caller+0xc0/0x310
[  746.372678]  ? syscall_return_slowpath+0x5e0/0x5e0
[  746.377596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  746.382436]  ? trace_hardirqs_on_caller+0x310/0x310
[  746.387445]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  746.392894]  ? prepare_exit_to_usermode+0x291/0x3b0
[  746.397900]  ? page_fault+0x8/0x30
[  746.401436]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  746.406364]  ? page_fault+0x8/0x30
[  746.410005]  page_fault+0x1e/0x30
[  746.413453] RIP: 0033:0x407e06
[  746.416655] Code: Bad RIP value.
[  746.420325] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  746.425677] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  746.432932] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  746.440193] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  746.447453] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  746.454714] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  746.462020] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  746.462079] aoe: skb alloc failure
[  746.468941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  746.468957] Workqueue: events_power_efficient neigh_periodic_work
[  746.472517] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  746.481798] Call Trace:
[  746.488006] syz-fuzzer cpuset=/ mems_allowed=0
[  746.498204]  <IRQ>
[  746.507496]  dump_stack+0x244/0x39d
[  746.511120]  ? dump_stack_print_info.cold.1+0x20/0x20
[  746.516333]  warn_alloc.cold.116+0xb7/0x1bd
[  746.521134]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  746.525974]  ? lock_downgrade+0x900/0x900
[  746.530127]  ? trace_hardirqs_off+0xb8/0x310
[  746.534539]  ? trace_hardirqs_off+0xb8/0x310
[  746.538950]  __alloc_pages_slowpath+0x26e8/0x2e10
[  746.543812]  ? warn_alloc+0x120/0x120
[  746.547698]  ? warn_alloc+0x120/0x120
[  746.551496]  ? warn_alloc+0x120/0x120
[  746.555295]  ? print_usage_bug+0xc0/0xc0
[  746.559441]  ? print_usage_bug+0xc0/0xc0
[  746.563496]  ? ktime_get+0x2c1/0x400
[  746.567206]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  746.572742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  746.578275]  ? should_fail+0x22d/0xd01
[  746.582156]  ? print_usage_bug+0xc0/0xc0
[  746.586318]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  746.591414]  ? __lock_acquire+0x62f/0x4c20
[  746.595646]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  746.600741]  ? __lock_acquire+0x62f/0x4c20
[  746.604968]  ? should_fail+0x22d/0xd01
[  746.608859]  ? mark_held_locks+0x130/0x130
[  746.613103]  ? mark_held_locks+0x130/0x130
[  746.617330]  ? check_preemption_disabled+0x48/0x280
[  746.622858]  ? zap_class+0x640/0x640
[  746.626563]  ? print_usage_bug+0xc0/0xc0
[  746.630619]  ? mark_held_locks+0x130/0x130
[  746.634849]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  746.640380]  ? check_preemption_disabled+0x48/0x280
[  746.645411]  ? __lock_is_held+0xb5/0x140
[  746.649470]  __alloc_pages_nodemask+0xa80/0xde0
[  746.654135]  ? zap_class+0x640/0x640
[  746.657845]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  746.663141]  ? find_held_lock+0x36/0x1c0
[  746.667210]  ? ____cache_alloc_node+0x1c7/0x1e0
[  746.671878]  ? lock_downgrade+0x900/0x900
[  746.676028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  746.681560]  cache_grow_begin+0xa5/0x8c0
[  746.685617]  ? do_raw_spin_unlock+0xa7/0x330
[  746.690027]  fallback_alloc+0x204/0x2e0
[  746.694024]  ____cache_alloc_node+0x1c7/0x1e0
[  746.698522]  kmem_cache_alloc_node+0xe3/0x730
[  746.703111]  ? ipv6_get_ifaddr+0x42e/0x620
[  746.707360]  __alloc_skb+0x119/0x770
[  746.711065]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  746.716348]  ? netdev_alloc_frag+0x1f0/0x1f0
[  746.721213]  ? lock_downgrade+0x900/0x900
[  746.725362]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  746.730895]  ? refcount_sub_and_test_checked+0x203/0x310
[  746.736348]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  746.741806]  ? addrconf_rs_timer+0x690/0x690
[  746.746220]  ndisc_alloc_skb+0x144/0x340
[  746.750281]  ndisc_send_rs+0x331/0x6e0
[  746.754168]  addrconf_rs_timer+0x314/0x690
[  746.758405]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  746.762644]  call_timer_fn+0x272/0x920
[  746.766523]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  746.770759]  ? process_timeout+0x40/0x40
[  746.774826]  ? mark_held_locks+0xc7/0x130
[  746.778970]  ? _raw_spin_unlock_irq+0x27/0x80
[  746.783472]  ? _raw_spin_unlock_irq+0x27/0x80
[  746.787958]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  746.792185]  ? lockdep_hardirqs_on+0x296/0x5b0
[  746.796764]  ? trace_hardirqs_on+0xbd/0x310
[  746.801086]  ? kasan_check_read+0x11/0x20
[  746.805224]  ? __run_timers+0x7da/0xc70
[  746.809196]  ? trace_hardirqs_off_caller+0x310/0x310
[  746.814299]  ? br_mdb_free+0x80/0x80
[  746.818012]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  746.822505]  __run_timers+0x7e5/0xc70
[  746.826311]  ? timer_fixup_init+0x70/0x70
[  746.830449]  ? lock_downgrade+0x900/0x900
[  746.834596]  ? zap_class+0x640/0x640
[  746.838313]  ? print_usage_bug+0xc0/0xc0
[  746.842369]  ? trace_hardirqs_on+0x310/0x310
[  746.846957]  ? kvm_clock_read+0x18/0x30
[  746.850924]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  746.855932]  ? ktime_get+0x2c1/0x400
[  746.859640]  ? zap_class+0x640/0x640
[  746.863353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  746.868897]  ? check_preemption_disabled+0x48/0x280
[  746.873916]  ? __lock_is_held+0xb5/0x140
[  746.877972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  746.883502]  ? check_preemption_disabled+0x48/0x280
[  746.888520]  run_timer_softirq+0x52/0xb0
[  746.892575]  ? rcu_read_lock_sched_held+0x14f/0x180
[  746.897593]  __do_softirq+0x308/0xb7e
[  746.901402]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  746.906497]  ? irq_exit+0xbd/0x1c0
[  746.910032]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  746.915045]  ? smp_reschedule_interrupt+0x109/0x650
[  746.920510]  ? smp_call_function_single_interrupt+0x650/0x650
[  746.926392]  ? ret_from_intr+0xb/0x1e
[  746.930190]  ? trace_hardirqs_off_caller+0xbb/0x310
[  746.935207]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  746.940042]  ? trace_hardirqs_on_caller+0x310/0x310
[  746.945058]  ? task_prio+0x50/0x50
[  746.948610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  746.954144]  ? check_preemption_disabled+0x48/0x280
[  746.959158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  746.963997]  ? neigh_periodic_work+0x6bd/0xc60
[  746.968578]  do_softirq_own_stack+0x2a/0x40
[  746.972893]  </IRQ>
[  746.975145]  do_softirq.part.14+0x126/0x160
[  746.979463]  __local_bh_enable_ip+0x21d/0x260
[  746.983971]  _raw_write_unlock_bh+0x30/0x40
[  746.988284]  neigh_periodic_work+0x6bd/0xc60
[  746.992692]  ? neigh_table_clear+0x390/0x390
[  746.997103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.002641]  ? check_preemption_disabled+0x48/0x280
[  747.007662]  ? __lock_is_held+0xb5/0x140
[  747.011727]  process_one_work+0xc90/0x1c40
[  747.015954]  ? mark_held_locks+0x130/0x130
[  747.020689]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  747.025372]  ? __switch_to_asm+0x40/0x70
[  747.029433]  ? __switch_to_asm+0x40/0x70
[  747.033486]  ? __switch_to_asm+0x34/0x70
[  747.037537]  ? __switch_to_asm+0x40/0x70
[  747.041602]  ? __switch_to_asm+0x34/0x70
[  747.045655]  ? __switch_to_asm+0x40/0x70
[  747.049708]  ? __switch_to_asm+0x34/0x70
[  747.053757]  ? __switch_to_asm+0x40/0x70
[  747.057815]  ? __schedule+0x8d7/0x21d0
[  747.061695]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  747.066300]  ? zap_class+0x640/0x640
[  747.070010]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  747.074763]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  747.079350]  ? lock_acquire+0x1ed/0x520
[  747.083318]  ? worker_thread+0x3e0/0x1390
[  747.087467]  ? kasan_check_read+0x11/0x20
[  747.091617]  ? do_raw_spin_lock+0x14f/0x350
[  747.095932]  ? kasan_check_read+0x11/0x20
[  747.100080]  ? rwlock_bug.part.2+0x90/0x90
[  747.104307]  ? trace_hardirqs_on+0x310/0x310
[  747.108744]  worker_thread+0x17f/0x1390
[  747.112712]  ? __switch_to_asm+0x34/0x70
[  747.116964]  ? process_one_work+0x1c40/0x1c40
[  747.122005]  ? __sched_text_start+0x8/0x8
[  747.126169]  ? __kthread_parkme+0xce/0x1a0
[  747.130398]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  747.135590]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  747.140690]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  747.145271]  ? trace_hardirqs_on+0xbd/0x310
[  747.149597]  ? kasan_check_read+0x11/0x20
[  747.153739]  ? __kthread_parkme+0xce/0x1a0
[  747.158049]  ? trace_hardirqs_off_caller+0x310/0x310
[  747.163160]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  747.168258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  747.173791]  ? __kthread_parkme+0xfb/0x1a0
[  747.178023]  ? process_one_work+0x1c40/0x1c40
[  747.182510]  kthread+0x35a/0x440
[  747.185874]  ? kthread_stop+0x900/0x900
[  747.189847]  ret_from_fork+0x3a/0x50
[  747.193591] warn_alloc_show_mem: 1 callbacks suppressed
[  747.193600] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  747.193602] Mem-Info:
[  747.193631] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  747.193631]  active_file:32 inactive_file:0 isolated_file:0
[  747.193631]  unevictable:0 dirty:0 writeback:0 unstable:0
[  747.193631]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  747.193631]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  747.193631]  free:13730 free_pcp:227 free_cma:0
[  747.198965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  747.205984] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  747.208370] Call Trace:
[  747.241752] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  747.251093]  <IRQ>
[  747.278905] lowmem_reserve[]: 0 2818 6321 6321
[  747.281505]  dump_stack+0x244/0x39d
[  747.307576] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  747.309716]  ? dump_stack_print_info.cold.1+0x20/0x20
[  747.314258] lowmem_reserve[]: 0 0 3503 3503
[  747.317874]  warn_alloc.cold.116+0xb7/0x1bd
[  747.345562] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  747.350740]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  747.355031] lowmem_reserve[]: 0 0 0 0
[  747.359348]  ? lock_downgrade+0x900/0x900
[  747.388462] 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
[  747.393299]  ? trace_hardirqs_off+0xb8/0x310
[  747.397073] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  747.401220]  ? trace_hardirqs_off+0xb8/0x310
[  747.414709] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  747.419255]  __alloc_pages_slowpath+0x26e8/0x2e10
[  747.434198] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  747.438616]  ? warn_alloc+0x120/0x120
[  747.452698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  747.457523]  ? warn_alloc+0x120/0x120
[  747.466325] 6658 total pagecache pages
[  747.470110]  ? warn_alloc+0x120/0x120
[  747.478658] 0 pages in swap cache
[  747.482439]  ? print_usage_bug+0xc0/0xc0
[  747.486297] Swap cache stats: add 0, delete 0, find 0/0
[  747.490088]  ? print_usage_bug+0xc0/0xc0
[  747.493509] Free swap  = 0kB
[  747.497553]  ? ktime_get+0x2c1/0x400
[  747.502890] Total swap = 0kB
[  747.506941]  ? check_preemption_disabled+0x48/0x280
[  747.509927] 1965979 pages RAM
[  747.513625]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  747.516616] 0 pages HighMem/MovableOnly
[  747.521861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  747.524934] 342853 pages reserved
[  747.529416]  ? should_fail+0x22d/0xd01
[  747.533359] 0 pages cma reserved
[  747.538877]  ? kasan_check_read+0x11/0x20
[  747.542364] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  747.546182]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  747.549633] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  747.553653]  ? __lock_acquire+0x62f/0x4c20
[  747.560116] kworker/1:0 cpuset=/ mems_allowed=0
[  747.565227]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  747.589484]  ? should_fail+0x22d/0xd01
[  747.593364]  ? print_usage_bug+0xc0/0xc0
[  747.597437]  ? mark_held_locks+0x130/0x130
[  747.601672]  ? mark_held_locks+0x130/0x130
[  747.605902]  ? check_preemption_disabled+0x48/0x280
[  747.610922]  ? zap_class+0x640/0x640
[  747.614633]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  747.619551]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.625093]  ? check_preemption_disabled+0x48/0x280
[  747.630111]  ? __lock_is_held+0xb5/0x140
[  747.634171]  __alloc_pages_nodemask+0xa80/0xde0
[  747.638827]  ? zap_class+0x640/0x640
[  747.642537]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  747.647567]  ? find_held_lock+0x36/0x1c0
[  747.651627]  ? ____cache_alloc_node+0x1c7/0x1e0
[  747.656290]  ? lock_downgrade+0x900/0x900
[  747.660899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.666437]  cache_grow_begin+0xa5/0x8c0
[  747.670492]  ? do_raw_spin_unlock+0xa7/0x330
[  747.674904]  fallback_alloc+0x204/0x2e0
[  747.678894]  ____cache_alloc_node+0x1c7/0x1e0
[  747.683385]  kmem_cache_alloc_node+0xe3/0x730
[  747.687876]  ? lockdep_hardirqs_on+0x296/0x5b0
[  747.692460]  __alloc_skb+0x119/0x770
[  747.696163]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  747.701522]  ? netdev_alloc_frag+0x1f0/0x1f0
[  747.705947]  ? vprintk_default+0x28/0x30
[  747.710004]  ? vprintk_func+0x85/0x181
[  747.713882]  ? printk+0xa7/0xcf
[  747.717155]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  747.722140]  new_skb+0x26/0x1c0
[  747.725412]  aoecmd_cfg+0x279/0x7f0
[  747.729045]  ? find_held_lock+0x36/0x1c0
[  747.733138]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  747.737458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.743021]  ? __lock_is_held+0xb5/0x140
[  747.747106]  discover_timer+0x50/0x60
[  747.750901]  call_timer_fn+0x272/0x920
[  747.754784]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  747.759636]  ? process_timeout+0x40/0x40
[  747.763722]  ? mark_held_locks+0xc7/0x130
[  747.767869]  ? _raw_spin_unlock_irq+0x27/0x80
[  747.772375]  ? _raw_spin_unlock_irq+0x27/0x80
[  747.776865]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  747.781808]  ? lockdep_hardirqs_on+0x296/0x5b0
[  747.786385]  ? trace_hardirqs_on+0xbd/0x310
[  747.790698]  ? kasan_check_read+0x11/0x20
[  747.794835]  ? __run_timers+0x7da/0xc70
[  747.798817]  ? trace_hardirqs_off_caller+0x310/0x310
[  747.803926]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  747.808764]  __run_timers+0x7e5/0xc70
[  747.812570]  ? timer_fixup_init+0x70/0x70
[  747.816715]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  747.822003]  ? zap_class+0x640/0x640
[  747.825711]  ? print_usage_bug+0xc0/0xc0
[  747.830034]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  747.835242]  ? find_held_lock+0x36/0x1c0
[  747.839302]  ? zap_class+0x640/0x640
[  747.843019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.848559]  ? check_preemption_disabled+0x48/0x280
[  747.853598]  ? __lock_is_held+0xb5/0x140
[  747.857653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.863186]  ? check_preemption_disabled+0x48/0x280
[  747.868302]  run_timer_softirq+0x52/0xb0
[  747.872443]  ? rcu_read_lock_sched_held+0x14f/0x180
[  747.877454]  __do_softirq+0x308/0xb7e
[  747.881252]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  747.885734]  ? lock_downgrade+0x900/0x900
[  747.889877]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  747.894979]  ? pvclock_read_flags+0x160/0x160
[  747.899468]  ? lapic_next_event+0x5a/0x90
[  747.903610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.909144]  ? kvm_clock_read+0x18/0x30
[  747.913126]  ? kvm_sched_clock_read+0x9/0x20
[  747.917528]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.923292]  ? check_preemption_disabled+0x48/0x280
[  747.928311]  irq_exit+0x17f/0x1c0
[  747.931757]  smp_apic_timer_interrupt+0x1cb/0x760
[  747.936585]  ? smp_reschedule_interrupt+0x109/0x650
[  747.941591]  ? smp_call_function_single_interrupt+0x650/0x650
[  747.947464]  ? interrupt_entry+0xb5/0xc0
[  747.951522]  ? trace_hardirqs_off_caller+0xbb/0x310
[  747.956525]  ? trace_hardirqs_off_caller+0xbb/0x310
[  747.961536]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  747.966372]  ? trace_hardirqs_on_caller+0x310/0x310
[  747.971387]  ? trace_hardirqs_on_caller+0x310/0x310
[  747.976412]  ? task_prio+0x50/0x50
[  747.979965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  747.985499]  ? check_preemption_disabled+0x48/0x280
[  747.990510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  747.995365]  apic_timer_interrupt+0xf/0x20
[  747.999586]  </IRQ>
[  748.001818] RIP: 0010:console_unlock+0x102f/0x1190
[  748.006739] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  748.025876] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  748.033577] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  748.040839] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  748.048123] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  748.055397] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  748.062657] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  748.069928]  ? netconsole_netdev_event+0x280/0x280
[  748.074862]  ? console_unlock+0x1026/0x1190
[  748.079198]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  748.083860]  ? vprintk_emit+0x846/0x990
[  748.087830]  ? lock_release+0xa00/0xa00
[  748.091799]  ? trace_hardirqs_on+0x70/0x310
[  748.096121]  ? vprintk_default+0x28/0x30
[  748.100276]  ? trace_hardirqs_off_caller+0x310/0x310
[  748.105376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  748.110922]  vprintk_emit+0x391/0x990
[  748.114730]  ? wake_up_klogd+0x180/0x180
[  748.118788]  ? find_held_lock+0x11/0x1c0
[  748.123098]  ? mark_held_locks+0xc7/0x130
[  748.127244]  ? _raw_spin_unlock_irq+0x27/0x80
[  748.131727]  ? _raw_spin_unlock_irq+0x27/0x80
[  748.136216]  vprintk_default+0x28/0x30
[  748.140094]  vprintk_func+0x7e/0x181
[  748.143884]  printk+0xa7/0xcf
[  748.146980]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  748.151730]  ? _raw_spin_unlock_irq+0x60/0x80
[  748.156234]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  748.161510]  dump_header+0x7cc/0xf72
[  748.165228]  ? pagefault_out_of_memory+0x197/0x197
[  748.170159]  ? __lock_acquire+0x62f/0x4c20
[  748.174387]  ? print_usage_bug+0xc0/0xc0
[  748.178444]  ? zap_class+0x640/0x640
[  748.182149]  ? zap_class+0x640/0x640
[  748.185858]  ? print_usage_bug+0xc0/0xc0
[  748.189911]  ? print_usage_bug+0xc0/0xc0
[  748.193974]  ? find_held_lock+0x36/0x1c0
[  748.198048]  ? mark_held_locks+0xc7/0x130
[  748.202196]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  748.207293]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  748.212398]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  748.216974]  ? trace_hardirqs_on+0xbd/0x310
[  748.221535]  ? kasan_check_read+0x11/0x20
[  748.225674]  ? ___ratelimit+0x3b4/0x672
[  748.229658]  ? trace_hardirqs_off_caller+0x310/0x310
[  748.234751]  ? trace_hardirqs_on+0x310/0x310
[  748.239151]  ? lock_downgrade+0x900/0x900
[  748.243296]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  748.248392]  ? ___ratelimit+0x3b9/0x672
[  748.252365]  ? idr_get_free+0xf70/0xf70
[  748.256432]  ? kasan_check_read+0x11/0x20
[  748.260574]  ? do_raw_spin_unlock+0xa7/0x330
[  748.264982]  oom_kill_process.cold.27+0x10/0x903
[  748.269734]  ? zap_class+0x640/0x640
[  748.273457]  ? _raw_spin_unlock+0x2c/0x50
[  748.277618]  ? oom_badness+0xe6/0xaa0
[  748.281418]  ? oom_evaluate_task+0x540/0x540
[  748.285816]  ? find_held_lock+0x36/0x1c0
[  748.289876]  ? out_of_memory+0x974/0x1430
[  748.294013]  ? lock_downgrade+0x900/0x900
[  748.298163]  ? check_preemption_disabled+0x48/0x280
[  748.303171]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  748.308089]  ? kasan_check_read+0x11/0x20
[  748.312228]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  748.317495]  ? rcu_softirq_qs+0x20/0x20
[  748.321692]  ? kasan_check_write+0x14/0x20
[  748.325921]  ? oom_evaluate_task+0x302/0x540
[  748.330328]  out_of_memory+0xa84/0x1430
[  748.334301]  ? oom_killer_disable+0x3a0/0x3a0
[  748.338878]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  748.343807]  ? __ww_mutex_check_waiters+0x160/0x160
[  748.348825]  __alloc_pages_slowpath+0x2354/0x2e10
[  748.353689]  ? warn_alloc+0x120/0x120
[  748.357478]  ? mark_held_locks+0x130/0x130
[  748.361707]  ? find_get_entry+0xaae/0x1120
[  748.365947]  ? filemap_map_pages+0x1a20/0x1a20
[  748.370524]  ? zap_class+0x640/0x640
[  748.374240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  748.379770]  ? check_preemption_disabled+0x48/0x280
[  748.384778]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  748.390308]  ? should_fail+0x22d/0xd01
[  748.394203]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  748.399313]  ? zap_class+0x640/0x640
[  748.403138]  ? __lock_is_held+0xb5/0x140
[  748.407200]  ? mark_held_locks+0x130/0x130
[  748.411430]  ? lock_release+0xa00/0xa00
[  748.415399]  ? perf_trace_sched_process_exec+0x860/0x860
[  748.421097]  ? xa_load+0x2ba/0x460
[  748.424636]  ? lock_downgrade+0x900/0x900
[  748.428780]  ? __might_sleep+0x95/0x190
[  748.432762]  __alloc_pages_nodemask+0xa80/0xde0
[  748.437432]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  748.442441]  ? __page_cache_alloc+0x191/0x5c0
[  748.446926]  ? xa_load+0x2e1/0x460
[  748.450461]  ? xa_clear_mark+0x40/0x40
[  748.454341]  ? zap_class+0x640/0x640
[  748.458060]  ? zap_class+0x640/0x640
[  748.461771]  ? zap_class+0x640/0x640
[  748.465483]  ? __do_page_cache_readahead+0x663/0x810
[  748.470599]  ? find_held_lock+0x36/0x1c0
[  748.474657]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  748.480191]  alloc_pages_current+0x173/0x350
[  748.484598]  __page_cache_alloc+0x38c/0x5c0
[  748.488909]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  748.493920]  ? kasan_check_read+0x11/0x20
[  748.498062]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  748.503352]  ? generic_perform_write+0x6a0/0x6a0
[  748.508101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  748.513631]  ? check_preemption_disabled+0x48/0x280
[  748.518730]  filemap_fault+0x1595/0x25f0
[  748.523034]  ? __lock_page_or_retry+0xa00/0xa00
[  748.527698]  ? mark_held_locks+0x130/0x130
[  748.531937]  ? filemap_map_pages+0xd6b/0x1a20
[  748.536423]  ? lock_downgrade+0x900/0x900
[  748.540647]  ? check_preemption_disabled+0x48/0x280
[  748.545661]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  748.550593]  ? kasan_check_read+0x11/0x20
[  748.554735]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  748.560005]  ? rcu_softirq_qs+0x20/0x20
[  748.563999]  ? filemap_map_pages+0xd92/0x1a20
[  748.568509]  ? find_get_entries_tag+0x1400/0x1400
[  748.573350]  ? futex_wake+0x760/0x760
[  748.577170]  ? lock_acquire+0x1ed/0x520
[  748.581138]  ? ext4_filemap_fault+0x7a/0xad
[  748.585454]  ? lock_release+0xa00/0xa00
[  748.589416]  ? perf_trace_sched_process_exec+0x860/0x860
[  748.594857]  ? print_usage_bug+0xc0/0xc0
[  748.598914]  ? print_usage_bug+0xc0/0xc0
[  748.602983]  ? down_read+0x8d/0x120
[  748.606610]  ? ext4_filemap_fault+0x7a/0xad
[  748.610933]  ? __down_interruptible+0x700/0x700
[  748.615603]  ext4_filemap_fault+0x82/0xad
[  748.619995]  __do_fault+0x100/0x6b0
[  748.623626]  ? pmd_devmap_trans_unstable+0x220/0x220
[  748.628722]  ? mark_held_locks+0x130/0x130
[  748.632947]  ? mark_held_locks+0x130/0x130
[  748.637172]  ? __might_fault+0x12b/0x1e0
[  748.641231]  ? lock_downgrade+0x900/0x900
[  748.645374]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  748.650909]  __handle_mm_fault+0x3ea0/0x5be0
[  748.655318]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  748.660616]  ? kasan_check_read+0x11/0x20
[  748.664763]  ? _copy_to_user+0xc8/0x110
[  748.668734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  748.674274]  ? zap_class+0x640/0x640
[  748.678077]  ? zap_class+0x640/0x640
[  748.681813]  ? find_held_lock+0x36/0x1c0
[  748.685875]  ? handle_mm_fault+0x42a/0xc70
[  748.690107]  ? lock_downgrade+0x900/0x900
[  748.694269]  ? check_preemption_disabled+0x48/0x280
[  748.699282]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  748.704205]  ? kasan_check_read+0x11/0x20
[  748.708346]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  748.713616]  ? rcu_softirq_qs+0x20/0x20
[  748.717611]  ? trace_hardirqs_off_caller+0x310/0x310
[  748.722989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  748.728544]  ? check_preemption_disabled+0x48/0x280
[  748.733560]  handle_mm_fault+0x54f/0xc70
[  748.737641]  ? __handle_mm_fault+0x5be0/0x5be0
[  748.742217]  ? find_vma+0x34/0x190
[  748.745754]  __do_page_fault+0x5e8/0xe60
[  748.749809]  ? trace_hardirqs_off+0xb8/0x310
[  748.754221]  do_page_fault+0xf2/0x7e0
[  748.758029]  ? vmalloc_sync_all+0x30/0x30
[  748.762277]  ? error_entry+0x70/0xd0
[  748.765989]  ? trace_hardirqs_off_caller+0xbb/0x310
[  748.771014]  ? trace_hardirqs_on_caller+0xc0/0x310
[  748.776036]  ? syscall_return_slowpath+0x5e0/0x5e0
[  748.780972]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  748.785804]  ? trace_hardirqs_on_caller+0x310/0x310
[  748.790808]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  748.796925]  ? prepare_exit_to_usermode+0x291/0x3b0
[  748.801931]  ? page_fault+0x8/0x30
[  748.805466]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  748.810321]  ? page_fault+0x8/0x30
[  748.813852]  page_fault+0x1e/0x30
[  748.817298] RIP: 0033:0x407e06
[  748.820763] Code: Bad RIP value.
[  748.824122] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  748.829479] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  748.836738] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  748.844026] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  748.851289] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  748.858549] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  748.865833] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  748.865890] aoe: skb alloc failure
[  748.872753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  748.872771] Workqueue: events_power_efficient neigh_periodic_work
[  748.872781] Call Trace:
[  748.876330] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  748.885639]  <IRQ>
[  748.891847] syz-fuzzer cpuset=/ mems_allowed=0
[  748.894424]  dump_stack+0x244/0x39d
[  748.914957]  ? dump_stack_print_info.cold.1+0x20/0x20
[  748.920621]  warn_alloc.cold.116+0xb7/0x1bd
[  748.924940]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  748.929787]  ? lock_downgrade+0x900/0x900
[  748.933936]  ? trace_hardirqs_off+0xb8/0x310
[  748.938348]  ? trace_hardirqs_off+0xb8/0x310
[  748.942753]  __alloc_pages_slowpath+0x26e8/0x2e10
[  748.947627]  ? warn_alloc+0x120/0x120
[  748.951421]  ? print_usage_bug+0xc0/0xc0
[  748.955477]  ? warn_alloc+0x120/0x120
[  748.959279]  ? warn_alloc+0x120/0x120
[  748.963073]  ? print_usage_bug+0xc0/0xc0
[  748.967126]  ? print_usage_bug+0xc0/0xc0
[  748.971197]  ? print_usage_bug+0xc0/0xc0
[  748.975255]  ? __lock_acquire+0x62f/0x4c20
[  748.979494]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  748.985030]  ? should_fail+0x22d/0xd01
[  748.988908]  ? __lock_acquire+0x62f/0x4c20
[  748.993152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  748.998248]  ? __lock_acquire+0x62f/0x4c20
[  749.002477]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  749.007569]  ? __lock_acquire+0x62f/0x4c20
[  749.011796]  ? should_fail+0x22d/0xd01
[  749.015700]  ? mark_held_locks+0x130/0x130
[  749.020462]  ? mark_held_locks+0x130/0x130
[  749.024689]  ? zap_class+0x640/0x640
[  749.028395]  ? zap_class+0x640/0x640
[  749.032107]  ? print_usage_bug+0xc0/0xc0
[  749.036163]  ? do_raw_spin_unlock+0xa7/0x330
[  749.040568]  ? zap_class+0x640/0x640
[  749.044278]  ? print_usage_bug+0xc0/0xc0
[  749.048330]  ? wq_watchdog_touch+0x9c/0xfe
[  749.052563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  749.058097]  ? check_preemption_disabled+0x48/0x280
[  749.063115]  ? __lock_is_held+0xb5/0x140
[  749.067183]  __alloc_pages_nodemask+0xa80/0xde0
[  749.071847]  ? zap_class+0x640/0x640
[  749.075562]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  749.080584]  ? find_held_lock+0x36/0x1c0
[  749.084649]  ? ____cache_alloc_node+0x1c7/0x1e0
[  749.089309]  ? lock_downgrade+0x900/0x900
[  749.093467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  749.099023]  cache_grow_begin+0xa5/0x8c0
[  749.103092]  ? do_raw_spin_unlock+0xa7/0x330
[  749.107498]  fallback_alloc+0x204/0x2e0
[  749.111478]  ____cache_alloc_node+0x1c7/0x1e0
[  749.115966]  kmem_cache_alloc_node+0xe3/0x730
[  749.120952]  ? ipv6_get_ifaddr+0x42e/0x620
[  749.125193]  __alloc_skb+0x119/0x770
[  749.128896]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  749.134177]  ? netdev_alloc_frag+0x1f0/0x1f0
[  749.138576]  ? lock_downgrade+0x900/0x900
[  749.142720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  749.148248]  ? refcount_sub_and_test_checked+0x203/0x310
[  749.153688]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  749.159125]  ? addrconf_rs_timer+0x690/0x690
[  749.163534]  ndisc_alloc_skb+0x144/0x340
[  749.167589]  ndisc_send_rs+0x331/0x6e0
[  749.171492]  addrconf_rs_timer+0x314/0x690
[  749.175731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  749.179972]  call_timer_fn+0x272/0x920
[  749.183860]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  749.188084]  ? process_timeout+0x40/0x40
[  749.192142]  ? mark_held_locks+0xc7/0x130
[  749.196291]  ? _raw_spin_unlock_irq+0x27/0x80
[  749.200783]  ? _raw_spin_unlock_irq+0x27/0x80
[  749.205267]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  749.209491]  ? lockdep_hardirqs_on+0x296/0x5b0
[  749.214071]  ? trace_hardirqs_on+0xbd/0x310
[  749.218382]  ? kasan_check_read+0x11/0x20
[  749.223025]  ? __run_timers+0x7da/0xc70
[  749.226999]  ? trace_hardirqs_off_caller+0x310/0x310
[  749.232118]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  749.236347]  __run_timers+0x7e5/0xc70
[  749.240148]  ? timer_fixup_init+0x70/0x70
[  749.244290]  ? lock_downgrade+0x900/0x900
[  749.248429]  ? zap_class+0x640/0x640
[  749.252145]  ? print_usage_bug+0xc0/0xc0
[  749.256202]  ? trace_hardirqs_on+0x310/0x310
[  749.260614]  ? kvm_clock_read+0x18/0x30
[  749.264581]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  749.269591]  ? ktime_get+0x2c1/0x400
[  749.273299]  ? zap_class+0x640/0x640
[  749.277062]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  749.282614]  ? check_preemption_disabled+0x48/0x280
[  749.287631]  ? __lock_is_held+0xb5/0x140
[  749.291686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  749.297216]  ? check_preemption_disabled+0x48/0x280
[  749.302228]  run_timer_softirq+0x52/0xb0
[  749.306291]  ? rcu_read_lock_sched_held+0x14f/0x180
[  749.311307]  __do_softirq+0x308/0xb7e
[  749.315123]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  749.320500]  ? irq_exit+0xbd/0x1c0
[  749.324041]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  749.329048]  ? smp_reschedule_interrupt+0x109/0x650
[  749.334070]  ? smp_call_function_single_interrupt+0x650/0x650
[  749.339950]  ? ret_from_intr+0xb/0x1e
[  749.343744]  ? trace_hardirqs_off_caller+0xbb/0x310
[  749.348758]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  749.353609]  ? trace_hardirqs_on_caller+0x310/0x310
[  749.358617]  ? task_prio+0x50/0x50
[  749.362167]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  749.367696]  ? check_preemption_disabled+0x48/0x280
[  749.372715]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  749.377555]  ? neigh_periodic_work+0x6bd/0xc60
[  749.382130]  do_softirq_own_stack+0x2a/0x40
[  749.386462]  </IRQ>
[  749.388705]  do_softirq.part.14+0x126/0x160
[  749.393019]  __local_bh_enable_ip+0x21d/0x260
[  749.397514]  _raw_write_unlock_bh+0x30/0x40
[  749.401831]  neigh_periodic_work+0x6bd/0xc60
[  749.406243]  ? neigh_table_clear+0x390/0x390
[  749.410650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  749.416179]  ? check_preemption_disabled+0x48/0x280
[  749.421469]  ? __lock_is_held+0xb5/0x140
[  749.425566]  process_one_work+0xc90/0x1c40
[  749.429792]  ? mark_held_locks+0x130/0x130
[  749.434028]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  749.438682]  ? __switch_to_asm+0x40/0x70
[  749.442731]  ? __switch_to_asm+0x40/0x70
[  749.446779]  ? __switch_to_asm+0x34/0x70
[  749.450830]  ? __switch_to_asm+0x40/0x70
[  749.454882]  ? __switch_to_asm+0x34/0x70
[  749.458928]  ? __switch_to_asm+0x40/0x70
[  749.462986]  ? __switch_to_asm+0x34/0x70
[  749.467034]  ? __switch_to_asm+0x40/0x70
[  749.471180]  ? __schedule+0x8d7/0x21d0
[  749.475062]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  749.479644]  ? zap_class+0x640/0x640
[  749.483352]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  749.488103]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  749.492688]  ? lock_acquire+0x1ed/0x520
[  749.496648]  ? worker_thread+0x3e0/0x1390
[  749.500796]  ? kasan_check_read+0x11/0x20
[  749.505058]  ? do_raw_spin_lock+0x14f/0x350
[  749.509371]  ? kasan_check_read+0x11/0x20
[  749.513511]  ? rwlock_bug.part.2+0x90/0x90
[  749.517739]  ? trace_hardirqs_on+0x310/0x310
[  749.522692]  worker_thread+0x17f/0x1390
[  749.526661]  ? __switch_to_asm+0x34/0x70
[  749.530725]  ? process_one_work+0x1c40/0x1c40
[  749.535258]  ? __sched_text_start+0x8/0x8
[  749.539436]  ? __kthread_parkme+0xce/0x1a0
[  749.543667]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  749.548853]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  749.553955]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  749.558540]  ? trace_hardirqs_on+0xbd/0x310
[  749.562855]  ? kasan_check_read+0x11/0x20
[  749.567005]  ? __kthread_parkme+0xce/0x1a0
[  749.571235]  ? trace_hardirqs_off_caller+0x310/0x310
[  749.576340]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  749.581437]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  749.586972]  ? __kthread_parkme+0xfb/0x1a0
[  749.591213]  ? process_one_work+0x1c40/0x1c40
[  749.595707]  kthread+0x35a/0x440
[  749.599065]  ? kthread_stop+0x900/0x900
[  749.603050]  ret_from_fork+0x3a/0x50
[  749.606771] warn_alloc_show_mem: 1 callbacks suppressed
[  749.606780] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  749.606782] Mem-Info:
[  749.606810] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  749.606810]  active_file:32 inactive_file:0 isolated_file:0
[  749.606810]  unevictable:0 dirty:0 writeback:0 unstable:0
[  749.606810]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  749.606810]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  749.606810]  free:13730 free_pcp:227 free_cma:0
[  749.612144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  749.619153] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  749.621779] Call Trace:
[  749.654721] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  749.664647]  <IRQ>
[  749.692467] lowmem_reserve[]: 0 2818 6321 6321
[  749.695060]  dump_stack+0x244/0x39d
[  749.722277] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  749.724425]  ? dump_stack_print_info.cold.1+0x20/0x20
[  749.728981] lowmem_reserve[]: 0 0 3503 3503
[  749.732610]  warn_alloc.cold.116+0xb7/0x1bd
[  749.760067] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6944kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  749.765243]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  749.769531] lowmem_reserve[]: 0 0 0 0
[  749.773843]  ? lock_downgrade+0x900/0x900
[  749.802888] 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
[  749.807730]  ? trace_hardirqs_off+0xb8/0x310
[  749.811500] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  749.815641]  ? trace_hardirqs_off+0xb8/0x310
[  749.830063] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 93*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13836kB
[  749.834483]  __alloc_pages_slowpath+0x26e8/0x2e10
[  749.849322] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  749.853743]  ? warn_alloc+0x120/0x120
[  749.867838] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  749.872665]  ? warn_alloc+0x120/0x120
[  749.881469] 6658 total pagecache pages
[  749.885258]  ? __lock_acquire+0x62f/0x4c20
[  749.893812] 0 pages in swap cache
[  749.897595]  ? warn_alloc+0x120/0x120
[  749.901459] Swap cache stats: add 0, delete 0, find 0/0
[  749.905678]  ? print_usage_bug+0xc0/0xc0
[  749.909099] Free swap  = 0kB
[  749.912884]  ? print_usage_bug+0xc0/0xc0
[  749.918216] Total swap = 0kB
[  749.922542]  ? mark_held_locks+0x130/0x130
[  749.925537] 1965979 pages RAM
[  749.929589]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  749.932570] 0 pages HighMem/MovableOnly
[  749.932577] 342853 pages reserved
[  749.936799]  ? should_fail+0x22d/0xd01
[  749.939873] 0 pages cma reserved
[  749.945391]  ? zap_class+0x640/0x640
[  749.949433] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  749.952771]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  749.952785]  ? __lock_acquire+0x62f/0x4c20
[  749.952801]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  749.978919] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  749.979583]  ? should_fail+0x22d/0xd01
[  749.984665] syz-executor0 cpuset=syz0 mems_allowed=0
[  749.995145]  ? mark_held_locks+0x130/0x130
[  750.008319]  ? mark_held_locks+0x130/0x130
[  750.012549]  ? lock_downgrade+0x900/0x900
[  750.016691]  ? zap_class+0x640/0x640
[  750.020610]  ? zap_class+0x640/0x640
[  750.024324]  ? zap_class+0x640/0x640
[  750.028045]  ? do_raw_spin_unlock+0xa7/0x330
[  750.032456]  ? trace_hardirqs_on+0x310/0x310
[  750.036862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.042423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.047955]  ? check_preemption_disabled+0x48/0x280
[  750.052998]  ? __lock_is_held+0xb5/0x140
[  750.057057]  __alloc_pages_nodemask+0xa80/0xde0
[  750.061720]  ? zap_class+0x640/0x640
[  750.065434]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  750.070453]  ? find_held_lock+0x36/0x1c0
[  750.074529]  ? ____cache_alloc_node+0x1c7/0x1e0
[  750.079190]  ? lock_downgrade+0x900/0x900
[  750.083344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.088973]  cache_grow_begin+0xa5/0x8c0
[  750.093058]  ? do_raw_spin_unlock+0xa7/0x330
[  750.097463]  fallback_alloc+0x204/0x2e0
[  750.101442]  ____cache_alloc_node+0x1c7/0x1e0
[  750.106030]  kmem_cache_alloc_node+0xe3/0x730
[  750.110516]  ? lockdep_hardirqs_on+0x296/0x5b0
[  750.115096]  __alloc_skb+0x119/0x770
[  750.118798]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  750.124607]  ? netdev_alloc_frag+0x1f0/0x1f0
[  750.129014]  ? vprintk_default+0x28/0x30
[  750.133063]  ? vprintk_func+0x85/0x181
[  750.136939]  ? printk+0xa7/0xcf
[  750.140217]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  750.144986]  new_skb+0x26/0x1c0
[  750.148259]  aoecmd_cfg+0x279/0x7f0
[  750.151878]  ? find_held_lock+0x36/0x1c0
[  750.155962]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  750.160286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.165820]  ? __lock_is_held+0xb5/0x140
[  750.169879]  discover_timer+0x50/0x60
[  750.173672]  call_timer_fn+0x272/0x920
[  750.177580]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  750.182414]  ? process_timeout+0x40/0x40
[  750.186479]  ? mark_held_locks+0xc7/0x130
[  750.190717]  ? _raw_spin_unlock_irq+0x27/0x80
[  750.195205]  ? _raw_spin_unlock_irq+0x27/0x80
[  750.199694]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  750.204529]  ? lockdep_hardirqs_on+0x296/0x5b0
[  750.209112]  ? trace_hardirqs_on+0xbd/0x310
[  750.213425]  ? kasan_check_read+0x11/0x20
[  750.217566]  ? __run_timers+0x7da/0xc70
[  750.221823]  ? trace_hardirqs_off_caller+0x310/0x310
[  750.226934]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  750.231787]  __run_timers+0x7e5/0xc70
[  750.235589]  ? timer_fixup_init+0x70/0x70
[  750.239733]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  750.244741]  ? zap_class+0x640/0x640
[  750.248462]  ? print_usage_bug+0xc0/0xc0
[  750.252538]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  750.257747]  ? find_held_lock+0x36/0x1c0
[  750.261809]  ? zap_class+0x640/0x640
[  750.265522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.271053]  ? check_preemption_disabled+0x48/0x280
[  750.276069]  ? __lock_is_held+0xb5/0x140
[  750.280124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.285663]  ? check_preemption_disabled+0x48/0x280
[  750.290676]  run_timer_softirq+0x52/0xb0
[  750.294731]  ? rcu_read_lock_sched_held+0x14f/0x180
[  750.299754]  __do_softirq+0x308/0xb7e
[  750.303553]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  750.308161]  ? lock_downgrade+0x900/0x900
[  750.312304]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  750.317406]  ? pvclock_read_flags+0x160/0x160
[  750.322167]  ? lapic_next_event+0x5a/0x90
[  750.326308]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.331844]  ? kvm_clock_read+0x18/0x30
[  750.335812]  ? kvm_sched_clock_read+0x9/0x20
[  750.340212]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.345775]  ? check_preemption_disabled+0x48/0x280
[  750.350791]  irq_exit+0x17f/0x1c0
[  750.354241]  smp_apic_timer_interrupt+0x1cb/0x760
[  750.359077]  ? smp_reschedule_interrupt+0x109/0x650
[  750.364085]  ? smp_call_function_single_interrupt+0x650/0x650
[  750.369985]  ? interrupt_entry+0xb5/0xc0
[  750.374039]  ? trace_hardirqs_off_caller+0xbb/0x310
[  750.379049]  ? trace_hardirqs_off_caller+0xbb/0x310
[  750.384059]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  750.388893]  ? trace_hardirqs_on_caller+0x310/0x310
[  750.393900]  ? trace_hardirqs_on_caller+0x310/0x310
[  750.398907]  ? task_prio+0x50/0x50
[  750.402442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.407984]  ? check_preemption_disabled+0x48/0x280
[  750.413001]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  750.417839]  apic_timer_interrupt+0xf/0x20
[  750.422370]  </IRQ>
[  750.424616] RIP: 0010:console_unlock+0x102f/0x1190
[  750.429558] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  750.448448] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  750.456167] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  750.463516] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  750.470779] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  750.478043] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  750.485305] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  750.492574]  ? netconsole_netdev_event+0x280/0x280
[  750.497501]  ? console_unlock+0x1026/0x1190
[  750.501832]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  750.506490]  ? vprintk_emit+0x846/0x990
[  750.510461]  ? lock_release+0xa00/0xa00
[  750.514441]  ? trace_hardirqs_on+0x70/0x310
[  750.518756]  ? vprintk_default+0x28/0x30
[  750.523028]  ? trace_hardirqs_off_caller+0x310/0x310
[  750.528130]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.533671]  vprintk_emit+0x391/0x990
[  750.537469]  ? wake_up_klogd+0x180/0x180
[  750.541530]  ? find_held_lock+0x11/0x1c0
[  750.545595]  ? mark_held_locks+0xc7/0x130
[  750.549754]  ? _raw_spin_unlock_irq+0x27/0x80
[  750.554238]  ? _raw_spin_unlock_irq+0x27/0x80
[  750.558729]  vprintk_default+0x28/0x30
[  750.562609]  vprintk_func+0x7e/0x181
[  750.566319]  printk+0xa7/0xcf
[  750.569421]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  750.574169]  ? _raw_spin_unlock_irq+0x60/0x80
[  750.578667]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  750.583969]  dump_header+0x7cc/0xf72
[  750.587700]  ? pagefault_out_of_memory+0x197/0x197
[  750.592635]  ? __lock_acquire+0x62f/0x4c20
[  750.596867]  ? print_usage_bug+0xc0/0xc0
[  750.600926]  ? zap_class+0x640/0x640
[  750.604642]  ? zap_class+0x640/0x640
[  750.608363]  ? print_usage_bug+0xc0/0xc0
[  750.612418]  ? print_usage_bug+0xc0/0xc0
[  750.616481]  ? find_held_lock+0x36/0x1c0
[  750.620767]  ? mark_held_locks+0xc7/0x130
[  750.624911]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  750.630014]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  750.635130]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  750.639703]  ? trace_hardirqs_on+0xbd/0x310
[  750.644014]  ? kasan_check_read+0x11/0x20
[  750.648157]  ? ___ratelimit+0x3b4/0x672
[  750.652128]  ? trace_hardirqs_off_caller+0x310/0x310
[  750.657224]  ? trace_hardirqs_on+0x310/0x310
[  750.661942]  ? lock_downgrade+0x900/0x900
[  750.666095]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  750.671192]  ? ___ratelimit+0x3b9/0x672
[  750.675185]  ? idr_get_free+0xf70/0xf70
[  750.679151]  ? kasan_check_read+0x11/0x20
[  750.683288]  ? do_raw_spin_unlock+0xa7/0x330
[  750.687697]  oom_kill_process.cold.27+0x10/0x903
[  750.692447]  ? zap_class+0x640/0x640
[  750.696154]  ? _raw_spin_unlock+0x2c/0x50
[  750.700285]  ? oom_badness+0xe6/0xaa0
[  750.704099]  ? oom_evaluate_task+0x540/0x540
[  750.708500]  ? find_held_lock+0x36/0x1c0
[  750.712578]  ? out_of_memory+0x974/0x1430
[  750.716720]  ? lock_downgrade+0x900/0x900
[  750.721181]  ? check_preemption_disabled+0x48/0x280
[  750.726191]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  750.731109]  ? kasan_check_read+0x11/0x20
[  750.735246]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  750.740513]  ? rcu_softirq_qs+0x20/0x20
[  750.744485]  ? kasan_check_write+0x14/0x20
[  750.748728]  ? oom_evaluate_task+0x302/0x540
[  750.753244]  out_of_memory+0xa84/0x1430
[  750.757229]  ? oom_killer_disable+0x3a0/0x3a0
[  750.761721]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  750.766734]  ? __ww_mutex_check_waiters+0x160/0x160
[  750.771755]  __alloc_pages_slowpath+0x2354/0x2e10
[  750.776620]  ? warn_alloc+0x120/0x120
[  750.780420]  ? mark_held_locks+0x130/0x130
[  750.784654]  ? find_get_entry+0xaae/0x1120
[  750.788896]  ? filemap_map_pages+0x1a20/0x1a20
[  750.793857]  ? zap_class+0x640/0x640
[  750.797572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  750.803104]  ? check_preemption_disabled+0x48/0x280
[  750.808114]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  750.813645]  ? should_fail+0x22d/0xd01
[  750.817535]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  750.822862]  ? zap_class+0x640/0x640
[  750.826689]  ? __lock_is_held+0xb5/0x140
[  750.830759]  ? mark_held_locks+0x130/0x130
[  750.834999]  ? lock_release+0xa00/0xa00
[  750.838982]  ? perf_trace_sched_process_exec+0x860/0x860
[  750.844431]  ? xa_load+0x2ba/0x460
[  750.847971]  ? lock_downgrade+0x900/0x900
[  750.852117]  ? __might_sleep+0x95/0x190
[  750.856091]  __alloc_pages_nodemask+0xa80/0xde0
[  750.860765]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  750.865777]  ? __page_cache_alloc+0x191/0x5c0
[  750.870269]  ? xa_load+0x2e1/0x460
[  750.873810]  ? xa_clear_mark+0x40/0x40
[  750.877697]  ? zap_class+0x640/0x640
[  750.881412]  ? zap_class+0x640/0x640
[  750.885116]  ? zap_class+0x640/0x640
[  750.888849]  ? __do_page_cache_readahead+0x663/0x810
[  750.893960]  ? find_held_lock+0x36/0x1c0
[  750.898038]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  750.903574]  alloc_pages_current+0x173/0x350
[  750.907979]  __page_cache_alloc+0x38c/0x5c0
[  750.912294]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  750.917217]  ? kasan_check_read+0x11/0x20
[  750.921698]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  750.926975]  ? generic_perform_write+0x6a0/0x6a0
[  750.931729]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  750.937262]  ? check_preemption_disabled+0x48/0x280
[  750.942278]  filemap_fault+0x1595/0x25f0
[  750.946344]  ? __lock_page_or_retry+0xa00/0xa00
[  750.951012]  ? mark_held_locks+0x130/0x130
[  750.955250]  ? filemap_map_pages+0xd6b/0x1a20
[  750.959764]  ? lock_downgrade+0x900/0x900
[  750.963907]  ? check_preemption_disabled+0x48/0x280
[  750.968938]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  750.973863]  ? kasan_check_read+0x11/0x20
[  750.978002]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  750.983269]  ? rcu_softirq_qs+0x20/0x20
[  750.987251]  ? filemap_map_pages+0xd92/0x1a20
[  750.991755]  ? find_get_entries_tag+0x1400/0x1400
[  750.996596]  ? futex_wake+0x760/0x760
[  751.000400]  ? lock_acquire+0x1ed/0x520
[  751.004368]  ? ext4_filemap_fault+0x7a/0xad
[  751.008705]  ? lock_release+0xa00/0xa00
[  751.012670]  ? perf_trace_sched_process_exec+0x860/0x860
[  751.018135]  ? print_usage_bug+0xc0/0xc0
[  751.022398]  ? print_usage_bug+0xc0/0xc0
[  751.026465]  ? down_read+0x8d/0x120
[  751.030084]  ? ext4_filemap_fault+0x7a/0xad
[  751.034402]  ? __down_interruptible+0x700/0x700
[  751.039071]  ext4_filemap_fault+0x82/0xad
[  751.043211]  __do_fault+0x100/0x6b0
[  751.046836]  ? pmd_devmap_trans_unstable+0x220/0x220
[  751.051936]  ? mark_held_locks+0x130/0x130
[  751.056167]  ? mark_held_locks+0x130/0x130
[  751.060398]  ? __might_fault+0x12b/0x1e0
[  751.064460]  ? lock_downgrade+0x900/0x900
[  751.068697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  751.074317]  __handle_mm_fault+0x3ea0/0x5be0
[  751.078741]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  751.083579]  ? kasan_check_read+0x11/0x20
[  751.087717]  ? _copy_to_user+0xc8/0x110
[  751.091685]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  751.097226]  ? zap_class+0x640/0x640
[  751.101020]  ? zap_class+0x640/0x640
[  751.104734]  ? find_held_lock+0x36/0x1c0
[  751.108795]  ? handle_mm_fault+0x42a/0xc70
[  751.113032]  ? lock_downgrade+0x900/0x900
[  751.117194]  ? check_preemption_disabled+0x48/0x280
[  751.122540]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  751.127460]  ? kasan_check_read+0x11/0x20
[  751.131604]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  751.136878]  ? rcu_softirq_qs+0x20/0x20
[  751.140851]  ? trace_hardirqs_off_caller+0x310/0x310
[  751.145966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  751.151503]  ? check_preemption_disabled+0x48/0x280
[  751.156524]  handle_mm_fault+0x54f/0xc70
[  751.160584]  ? __handle_mm_fault+0x5be0/0x5be0
[  751.165165]  ? find_vma+0x34/0x190
[  751.168720]  __do_page_fault+0x5e8/0xe60
[  751.172775]  ? trace_hardirqs_off+0xb8/0x310
[  751.177187]  do_page_fault+0xf2/0x7e0
[  751.180981]  ? vmalloc_sync_all+0x30/0x30
[  751.185120]  ? error_entry+0x70/0xd0
[  751.188831]  ? trace_hardirqs_off_caller+0xbb/0x310
[  751.193848]  ? trace_hardirqs_on_caller+0xc0/0x310
[  751.198782]  ? syscall_return_slowpath+0x5e0/0x5e0
[  751.203722]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  751.208561]  ? trace_hardirqs_on_caller+0x310/0x310
[  751.213573]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  751.219024]  ? prepare_exit_to_usermode+0x291/0x3b0
[  751.224314]  ? page_fault+0x8/0x30
[  751.227859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  751.232699]  ? page_fault+0x8/0x30
[  751.236235]  page_fault+0x1e/0x30
[  751.239681] RIP: 0033:0x407e06
[  751.242879] Code: Bad RIP value.
[  751.246231] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  751.251586] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  751.258848] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  751.266113] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  751.273377] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  751.280741] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  751.288036] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  751.288109] aoe: skb alloc failure
[  751.295314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  751.295320] Call Trace:
[  751.295341]  dump_stack+0x244/0x39d
[  751.295362]  ? dump_stack_print_info.cold.1+0x20/0x20
[  751.298906] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  751.308235]  warn_alloc.cold.116+0xb7/0x1bd
[  751.310785] syz-fuzzer cpuset=/ mems_allowed=0
[  751.314405]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  751.343798]  ? lock_downgrade+0x900/0x900
[  751.347960]  ? trace_hardirqs_off+0xb8/0x310
[  751.352375]  ? trace_hardirqs_off+0xb8/0x310
[  751.356796]  __alloc_pages_slowpath+0x26e8/0x2e10
[  751.361661]  ? warn_alloc+0x120/0x120
[  751.365465]  ? zap_class+0x640/0x640
[  751.369180]  ? warn_alloc+0x120/0x120
[  751.372986]  ? warn_alloc+0x120/0x120
[  751.376785]  ? print_usage_bug+0xc0/0xc0
[  751.380965]  ? find_held_lock+0x36/0x1c0
[  751.385031]  ? print_usage_bug+0xc0/0xc0
[  751.389093]  ? cpuacct_charge+0x265/0x440
[  751.393356]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  751.398897]  ? should_fail+0x22d/0xd01
[  751.402785]  ? find_held_lock+0x36/0x1c0
[  751.406871]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  751.411973]  ? __lock_acquire+0x62f/0x4c20
[  751.416212]  ? should_fail+0x22d/0xd01
[  751.420619]  ? mark_held_locks+0x130/0x130
[  751.424850]  ? mark_held_locks+0x130/0x130
[  751.429077]  ? __lock_acquire+0x62f/0x4c20
[  751.433307]  ? zap_class+0x640/0x640
[  751.437021]  ? __lock_is_held+0xb5/0x140
[  751.441082]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  751.446731]  ? check_preemption_disabled+0x48/0x280
[  751.451754]  ? __lock_is_held+0xb5/0x140
[  751.455819]  __alloc_pages_nodemask+0xa80/0xde0
[  751.460480]  ? zap_class+0x640/0x640
[  751.464193]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  751.469216]  ? find_held_lock+0x36/0x1c0
[  751.473279]  ? ____cache_alloc_node+0x1c7/0x1e0
[  751.477946]  ? lock_downgrade+0x900/0x900
[  751.482114]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  751.487654]  cache_grow_begin+0xa5/0x8c0
[  751.491730]  ? do_raw_spin_unlock+0xa7/0x330
[  751.496143]  fallback_alloc+0x204/0x2e0
[  751.500123]  ____cache_alloc_node+0x1c7/0x1e0
[  751.504619]  kmem_cache_alloc+0x1f8/0x730
[  751.508794]  skb_clone+0x1bb/0x500
[  751.512351]  ? finish_task_switch+0x1b4/0x910
[  751.516950]  ? skb_split+0x11e0/0x11e0
[  751.521325]  ? preempt_notifier_register+0x200/0x200
[  751.526436]  ? __switch_to_asm+0x34/0x70
[  751.530491]  ? __switch_to_asm+0x34/0x70
[  751.534552]  ? __switch_to_asm+0x40/0x70
[  751.538698]  ? __switch_to_asm+0x34/0x70
[  751.542754]  ? __switch_to_asm+0x40/0x70
[  751.546819]  ? __switch_to_asm+0x34/0x70
[  751.550878]  ? __switch_to_asm+0x40/0x70
[  751.554944]  ? __switch_to_asm+0x34/0x70
[  751.559004]  ? __switch_to_asm+0x34/0x70
[  751.563148]  ? __switch_to_asm+0x40/0x70
[  751.567207]  ? __switch_to_asm+0x34/0x70
[  751.571288]  bpf_clone_redirect+0xb9/0x490
[  751.575535]  ? __schedule+0x8d7/0x21d0
[  751.579429]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  751.584446]  ? __sched_text_start+0x8/0x8
[  751.588592]  ? retint_kernel+0x2d/0x2d
[  751.592503]  ? find_held_lock+0x36/0x1c0
[  751.596572]  ? lock_acquire+0x1ed/0x520
[  751.600632]  ? bpf_test_run+0x3cb/0x780
[  751.604599]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  751.610159]  ? check_preemption_disabled+0x48/0x280
[  751.615269]  ? kasan_check_read+0x11/0x20
[  751.619931]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  751.625290]  ? rcu_softirq_qs+0x20/0x20
[  751.629262]  ? preempt_schedule+0x4d/0x60
[  751.633404]  ? ___preempt_schedule+0x16/0x18
[  751.637815]  ? bpf_test_run+0x25d/0x780
[  751.641800]  ? netlink_diag_dump+0x2a0/0x2a0
[  751.646212]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  751.651743]  ? bpf_test_init.isra.10+0x70/0x100
[  751.656447]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  751.661300]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  751.666141]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  751.671677]  ? fput+0x130/0x1a0
[  751.675073]  ? __bpf_prog_get+0x9b/0x290
[  751.679137]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  751.683975]  ? bpf_prog_test_run+0x130/0x1a0
[  751.688381]  ? __x64_sys_bpf+0x3db/0x520
[  751.692443]  ? bpf_prog_get+0x20/0x20
[  751.696262]  ? do_syscall_64+0x1b9/0x820
[  751.700316]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  751.705679]  ? syscall_return_slowpath+0x5e0/0x5e0
[  751.710613]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  751.715454]  ? trace_hardirqs_on_caller+0x310/0x310
[  751.720973]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  751.725988]  ? prepare_exit_to_usermode+0x291/0x3b0
[  751.731009]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  751.735872]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  751.741253] warn_alloc_show_mem: 1 callbacks suppressed
[  751.741263] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  751.741265] Mem-Info:
[  751.741302] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  751.741302]  active_file:32 inactive_file:0 isolated_file:0
[  751.741302]  unevictable:0 dirty:0 writeback:0 unstable:0
[  751.741302]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  751.741302]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  751.741302]  free:13730 free_pcp:227 free_cma:0
[  751.746719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  751.753845] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  751.756242] Call Trace:
[  751.789384] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  751.798829]  <IRQ>
[  751.827473] lowmem_reserve[]: 0 2818 6321 6321
[  751.830189]  dump_stack+0x244/0x39d
[  751.830208]  ? dump_stack_print_info.cold.1+0x20/0x20
[  751.856565] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  751.858716]  warn_alloc.cold.116+0xb7/0x1bd
[  751.863261] lowmem_reserve[]: 0 0 3503 3503
[  751.866943]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  751.872114] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  751.899620]  ? lock_downgrade+0x900/0x900
[  751.903928] lowmem_reserve[]: 0 0 0 0
[  751.908259]  ? trace_hardirqs_off+0xb8/0x310
[  751.913107] 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
[  751.942352]  ? trace_hardirqs_off+0xb8/0x310
[  751.946470] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  751.950282]  __alloc_pages_slowpath+0x26e8/0x2e10
[  751.954656] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  751.968227]  ? warn_alloc+0x120/0x120
[  751.972597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  751.987428]  ? warn_alloc+0x120/0x120
[  751.992247] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  752.006565]  ? __lock_acquire+0x62f/0x4c20
[  752.010337] 6658 total pagecache pages
[  752.019411]  ? warn_alloc+0x120/0x120
[  752.019429]  ? print_usage_bug+0xc0/0xc0
[  752.019446]  ? print_usage_bug+0xc0/0xc0
[  752.023231] 0 pages in swap cache
[  752.031787]  ? mark_held_locks+0x130/0x130
[  752.035997] Swap cache stats: add 0, delete 0, find 0/0
[  752.039869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  752.043642] Free swap  = 0kB
[  752.047689]  ? should_fail+0x22d/0xd01
[  752.051720] Total swap = 0kB
[  752.055156]  ? zap_class+0x640/0x640
[  752.059362] 1965979 pages RAM
[  752.064720]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  752.070227] 0 pages HighMem/MovableOnly
[  752.073229]  ? __lock_acquire+0x62f/0x4c20
[  752.077191] 342853 pages reserved
[  752.077199] 0 pages cma reserved
[  752.080210]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  752.105610] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  752.107153]  ? should_fail+0x22d/0xd01
[  752.112230] kworker/1:0 cpuset=/ mems_allowed=0
[  752.122846]  ? mark_held_locks+0x130/0x130
[  752.135562]  ? mark_held_locks+0x130/0x130
[  752.139790]  ? lock_downgrade+0x900/0x900
[  752.143948]  ? zap_class+0x640/0x640
[  752.147653]  ? zap_class+0x640/0x640
[  752.151365]  ? zap_class+0x640/0x640
[  752.155070]  ? do_raw_spin_unlock+0xa7/0x330
[  752.159473]  ? trace_hardirqs_on+0x310/0x310
[  752.163872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.169418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.174954]  ? check_preemption_disabled+0x48/0x280
[  752.179993]  ? __lock_is_held+0xb5/0x140
[  752.184052]  __alloc_pages_nodemask+0xa80/0xde0
[  752.188712]  ? zap_class+0x640/0x640
[  752.192445]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  752.197475]  ? find_held_lock+0x36/0x1c0
[  752.201536]  ? ____cache_alloc_node+0x1c7/0x1e0
[  752.206201]  ? lock_downgrade+0x900/0x900
[  752.210350]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.215889]  cache_grow_begin+0xa5/0x8c0
[  752.220163]  ? do_raw_spin_unlock+0xa7/0x330
[  752.224584]  fallback_alloc+0x204/0x2e0
[  752.228554]  ____cache_alloc_node+0x1c7/0x1e0
[  752.233053]  kmem_cache_alloc_node+0xe3/0x730
[  752.237541]  ? lockdep_hardirqs_on+0x296/0x5b0
[  752.242119]  __alloc_skb+0x119/0x770
[  752.245839]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  752.251213]  ? netdev_alloc_frag+0x1f0/0x1f0
[  752.255616]  ? vprintk_default+0x28/0x30
[  752.259668]  ? vprintk_func+0x85/0x181
[  752.263551]  ? printk+0xa7/0xcf
[  752.266825]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  752.271605]  new_skb+0x26/0x1c0
[  752.274908]  aoecmd_cfg+0x279/0x7f0
[  752.278542]  ? find_held_lock+0x36/0x1c0
[  752.282595]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  752.286930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.292467]  ? __lock_is_held+0xb5/0x140
[  752.296531]  discover_timer+0x50/0x60
[  752.300324]  call_timer_fn+0x272/0x920
[  752.304205]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  752.309116]  ? process_timeout+0x40/0x40
[  752.313179]  ? mark_held_locks+0xc7/0x130
[  752.317322]  ? _raw_spin_unlock_irq+0x27/0x80
[  752.322140]  ? _raw_spin_unlock_irq+0x27/0x80
[  752.326627]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  752.331461]  ? lockdep_hardirqs_on+0x296/0x5b0
[  752.336046]  ? trace_hardirqs_on+0xbd/0x310
[  752.340389]  ? kasan_check_read+0x11/0x20
[  752.344524]  ? __run_timers+0x7da/0xc70
[  752.348489]  ? trace_hardirqs_off_caller+0x310/0x310
[  752.353596]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  752.358429]  __run_timers+0x7e5/0xc70
[  752.362227]  ? timer_fixup_init+0x70/0x70
[  752.366366]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  752.371372]  ? zap_class+0x640/0x640
[  752.375091]  ? print_usage_bug+0xc0/0xc0
[  752.379151]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  752.384342]  ? find_held_lock+0x36/0x1c0
[  752.388422]  ? zap_class+0x640/0x640
[  752.392131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.397658]  ? check_preemption_disabled+0x48/0x280
[  752.402695]  ? __lock_is_held+0xb5/0x140
[  752.406751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.412497]  ? check_preemption_disabled+0x48/0x280
[  752.417508]  run_timer_softirq+0x52/0xb0
[  752.421831]  ? rcu_read_lock_sched_held+0x14f/0x180
[  752.426841]  __do_softirq+0x308/0xb7e
[  752.430638]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  752.435141]  ? lock_downgrade+0x900/0x900
[  752.439282]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  752.444488]  ? pvclock_read_flags+0x160/0x160
[  752.448975]  ? lapic_next_event+0x5a/0x90
[  752.453127]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.458655]  ? kvm_clock_read+0x18/0x30
[  752.462618]  ? kvm_sched_clock_read+0x9/0x20
[  752.467018]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.472546]  ? check_preemption_disabled+0x48/0x280
[  752.477558]  irq_exit+0x17f/0x1c0
[  752.481001]  smp_apic_timer_interrupt+0x1cb/0x760
[  752.485834]  ? smp_reschedule_interrupt+0x109/0x650
[  752.490847]  ? smp_call_function_single_interrupt+0x650/0x650
[  752.496817]  ? interrupt_entry+0xb5/0xc0
[  752.500869]  ? trace_hardirqs_off_caller+0xbb/0x310
[  752.505928]  ? trace_hardirqs_off_caller+0xbb/0x310
[  752.510954]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  752.515788]  ? trace_hardirqs_on_caller+0x310/0x310
[  752.521157]  ? trace_hardirqs_on_caller+0x310/0x310
[  752.526170]  ? task_prio+0x50/0x50
[  752.529716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.535249]  ? check_preemption_disabled+0x48/0x280
[  752.540264]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  752.545110]  apic_timer_interrupt+0xf/0x20
[  752.549330]  </IRQ>
[  752.551560] RIP: 0010:console_unlock+0x102f/0x1190
[  752.556490] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  752.575481] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  752.583286] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  752.590821] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  752.598085] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  752.605345] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  752.612624] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  752.620192]  ? netconsole_netdev_event+0x280/0x280
[  752.625136]  ? console_unlock+0x1026/0x1190
[  752.629471]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  752.634131]  ? vprintk_emit+0x846/0x990
[  752.638099]  ? lock_release+0xa00/0xa00
[  752.642083]  ? trace_hardirqs_on+0x70/0x310
[  752.646399]  ? vprintk_default+0x28/0x30
[  752.650459]  ? trace_hardirqs_off_caller+0x310/0x310
[  752.655553]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.661604]  vprintk_emit+0x391/0x990
[  752.665404]  ? wake_up_klogd+0x180/0x180
[  752.669464]  ? find_held_lock+0x11/0x1c0
[  752.673532]  ? mark_held_locks+0xc7/0x130
[  752.677753]  ? _raw_spin_unlock_irq+0x27/0x80
[  752.682243]  ? _raw_spin_unlock_irq+0x27/0x80
[  752.686738]  vprintk_default+0x28/0x30
[  752.690623]  vprintk_func+0x7e/0x181
[  752.694333]  printk+0xa7/0xcf
[  752.697436]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  752.702206]  ? _raw_spin_unlock_irq+0x60/0x80
[  752.706697]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  752.711976]  dump_header+0x7cc/0xf72
[  752.715688]  ? pagefault_out_of_memory+0x197/0x197
[  752.720944]  ? __lock_acquire+0x62f/0x4c20
[  752.725173]  ? print_usage_bug+0xc0/0xc0
[  752.729273]  ? zap_class+0x640/0x640
[  752.732977]  ? zap_class+0x640/0x640
[  752.736684]  ? print_usage_bug+0xc0/0xc0
[  752.740748]  ? print_usage_bug+0xc0/0xc0
[  752.744812]  ? find_held_lock+0x36/0x1c0
[  752.748880]  ? mark_held_locks+0xc7/0x130
[  752.753029]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  752.758124]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  752.763221]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  752.767806]  ? trace_hardirqs_on+0xbd/0x310
[  752.772119]  ? kasan_check_read+0x11/0x20
[  752.776257]  ? ___ratelimit+0x3b4/0x672
[  752.780237]  ? trace_hardirqs_off_caller+0x310/0x310
[  752.785334]  ? trace_hardirqs_on+0x310/0x310
[  752.789738]  ? lock_downgrade+0x900/0x900
[  752.794314]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  752.799411]  ? ___ratelimit+0x3b9/0x672
[  752.803397]  ? idr_get_free+0xf70/0xf70
[  752.807382]  ? kasan_check_read+0x11/0x20
[  752.811520]  ? do_raw_spin_unlock+0xa7/0x330
[  752.815932]  oom_kill_process.cold.27+0x10/0x903
[  752.820951]  ? zap_class+0x640/0x640
[  752.824657]  ? _raw_spin_unlock+0x2c/0x50
[  752.828795]  ? oom_badness+0xe6/0xaa0
[  752.832692]  ? oom_evaluate_task+0x540/0x540
[  752.837095]  ? find_held_lock+0x36/0x1c0
[  752.841257]  ? out_of_memory+0x974/0x1430
[  752.845399]  ? lock_downgrade+0x900/0x900
[  752.849639]  ? check_preemption_disabled+0x48/0x280
[  752.854653]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  752.859576]  ? kasan_check_read+0x11/0x20
[  752.863737]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  752.869044]  ? rcu_softirq_qs+0x20/0x20
[  752.873013]  ? kasan_check_write+0x14/0x20
[  752.877237]  ? oom_evaluate_task+0x302/0x540
[  752.881645]  out_of_memory+0xa84/0x1430
[  752.885623]  ? oom_killer_disable+0x3a0/0x3a0
[  752.890225]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  752.895152]  ? __ww_mutex_check_waiters+0x160/0x160
[  752.900181]  __alloc_pages_slowpath+0x2354/0x2e10
[  752.905039]  ? warn_alloc+0x120/0x120
[  752.908832]  ? mark_held_locks+0x130/0x130
[  752.913071]  ? find_get_entry+0xaae/0x1120
[  752.917310]  ? filemap_map_pages+0x1a20/0x1a20
[  752.922168]  ? zap_class+0x640/0x640
[  752.925893]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  752.931430]  ? check_preemption_disabled+0x48/0x280
[  752.936442]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  752.941972]  ? should_fail+0x22d/0xd01
[  752.945855]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  752.951068]  ? zap_class+0x640/0x640
[  752.954797]  ? __lock_is_held+0xb5/0x140
[  752.958871]  ? mark_held_locks+0x130/0x130
[  752.963119]  ? lock_release+0xa00/0xa00
[  752.967115]  ? perf_trace_sched_process_exec+0x860/0x860
[  752.972560]  ? xa_load+0x2ba/0x460
[  752.976095]  ? lock_downgrade+0x900/0x900
[  752.980240]  ? __might_sleep+0x95/0x190
[  752.984219]  __alloc_pages_nodemask+0xa80/0xde0
[  752.988898]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  752.993909]  ? __page_cache_alloc+0x191/0x5c0
[  752.998396]  ? xa_load+0x2e1/0x460
[  753.001930]  ? xa_clear_mark+0x40/0x40
[  753.005815]  ? zap_class+0x640/0x640
[  753.009524]  ? zap_class+0x640/0x640
[  753.013226]  ? zap_class+0x640/0x640
[  753.016950]  ? __do_page_cache_readahead+0x663/0x810
[  753.022328]  ? find_held_lock+0x36/0x1c0
[  753.026478]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  753.032119]  alloc_pages_current+0x173/0x350
[  753.036523]  __page_cache_alloc+0x38c/0x5c0
[  753.040833]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  753.045759]  ? kasan_check_read+0x11/0x20
[  753.049910]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  753.055187]  ? generic_perform_write+0x6a0/0x6a0
[  753.059948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  753.065481]  ? check_preemption_disabled+0x48/0x280
[  753.070512]  filemap_fault+0x1595/0x25f0
[  753.074674]  ? __lock_page_or_retry+0xa00/0xa00
[  753.079335]  ? mark_held_locks+0x130/0x130
[  753.083573]  ? filemap_map_pages+0xd6b/0x1a20
[  753.088075]  ? lock_downgrade+0x900/0x900
[  753.092213]  ? check_preemption_disabled+0x48/0x280
[  753.097224]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  753.102144]  ? kasan_check_read+0x11/0x20
[  753.106284]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  753.111557]  ? rcu_softirq_qs+0x20/0x20
[  753.115536]  ? filemap_map_pages+0xd92/0x1a20
[  753.120260]  ? find_get_entries_tag+0x1400/0x1400
[  753.125099]  ? futex_wake+0x760/0x760
[  753.128913]  ? lock_acquire+0x1ed/0x520
[  753.132889]  ? ext4_filemap_fault+0x7a/0xad
[  753.137211]  ? lock_release+0xa00/0xa00
[  753.141284]  ? perf_trace_sched_process_exec+0x860/0x860
[  753.146749]  ? print_usage_bug+0xc0/0xc0
[  753.150807]  ? print_usage_bug+0xc0/0xc0
[  753.154886]  ? down_read+0x8d/0x120
[  753.158510]  ? ext4_filemap_fault+0x7a/0xad
[  753.162827]  ? __down_interruptible+0x700/0x700
[  753.167501]  ext4_filemap_fault+0x82/0xad
[  753.171644]  __do_fault+0x100/0x6b0
[  753.175285]  ? pmd_devmap_trans_unstable+0x220/0x220
[  753.180380]  ? mark_held_locks+0x130/0x130
[  753.184609]  ? mark_held_locks+0x130/0x130
[  753.188833]  ? __might_fault+0x12b/0x1e0
[  753.192896]  ? lock_downgrade+0x900/0x900
[  753.197038]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  753.202572]  __handle_mm_fault+0x3ea0/0x5be0
[  753.206979]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  753.211842]  ? kasan_check_read+0x11/0x20
[  753.215991]  ? _copy_to_user+0xc8/0x110
[  753.220223]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  753.225762]  ? zap_class+0x640/0x640
[  753.229569]  ? zap_class+0x640/0x640
[  753.233397]  ? find_held_lock+0x36/0x1c0
[  753.237453]  ? handle_mm_fault+0x42a/0xc70
[  753.241678]  ? lock_downgrade+0x900/0x900
[  753.245820]  ? check_preemption_disabled+0x48/0x280
[  753.250826]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  753.255755]  ? kasan_check_read+0x11/0x20
[  753.259895]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  753.265164]  ? rcu_softirq_qs+0x20/0x20
[  753.269132]  ? trace_hardirqs_off_caller+0x310/0x310
[  753.274310]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  753.279853]  ? check_preemption_disabled+0x48/0x280
[  753.284992]  handle_mm_fault+0x54f/0xc70
[  753.289148]  ? __handle_mm_fault+0x5be0/0x5be0
[  753.293726]  ? find_vma+0x34/0x190
[  753.297263]  __do_page_fault+0x5e8/0xe60
[  753.301329]  ? trace_hardirqs_off+0xb8/0x310
[  753.305735]  do_page_fault+0xf2/0x7e0
[  753.309531]  ? vmalloc_sync_all+0x30/0x30
[  753.313670]  ? error_entry+0x70/0xd0
[  753.317388]  ? trace_hardirqs_off_caller+0xbb/0x310
[  753.322648]  ? trace_hardirqs_on_caller+0xc0/0x310
[  753.327662]  ? syscall_return_slowpath+0x5e0/0x5e0
[  753.332585]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  753.337446]  ? trace_hardirqs_on_caller+0x310/0x310
[  753.342461]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  753.347906]  ? prepare_exit_to_usermode+0x291/0x3b0
[  753.353002]  ? page_fault+0x8/0x30
[  753.356559]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  753.361417]  ? page_fault+0x8/0x30
[  753.365013]  page_fault+0x1e/0x30
[  753.368460] RIP: 0033:0x407e06
[  753.371663] Code: Bad RIP value.
[  753.375019] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  753.380374] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  753.387638] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  753.394903] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  753.402165] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  753.409439] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  753.416737] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  753.416795] aoe: skb alloc failure
[  753.424656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  753.424674] Workqueue: events_power_efficient neigh_periodic_work
[  753.424681] Call Trace:
[  753.424701]  dump_stack+0x244/0x39d
[  753.428236] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  753.437553]  ? dump_stack_print_info.cold.1+0x20/0x20
[  753.443759] syz-fuzzer cpuset=/ mems_allowed=0
[  753.446346]  warn_alloc.cold.116+0xb7/0x1bd
[  753.474171]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  753.479014]  ? lock_downgrade+0x900/0x900
[  753.483178]  ? trace_hardirqs_off+0xb8/0x310
[  753.487583]  ? trace_hardirqs_off+0xb8/0x310
[  753.492022]  __alloc_pages_slowpath+0x26e8/0x2e10
[  753.496884]  ? warn_alloc+0x120/0x120
[  753.500682]  ? warn_alloc+0x120/0x120
[  753.504473]  ? warn_alloc+0x120/0x120
[  753.508264]  ? print_usage_bug+0xc0/0xc0
[  753.512321]  ? print_usage_bug+0xc0/0xc0
[  753.516375]  ? __lock_acquire+0x62f/0x4c20
[  753.521055]  ? update_load_avg+0x387/0x2470
[  753.525382]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  753.530913]  ? should_fail+0x22d/0xd01
[  753.534802]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  753.539902]  ? __lock_acquire+0x62f/0x4c20
[  753.544139]  ? __lock_acquire+0x62f/0x4c20
[  753.548475]  ? should_fail+0x22d/0xd01
[  753.552467]  ? check_preemption_disabled+0x48/0x280
[  753.557488]  ? mark_held_locks+0x130/0x130
[  753.561727]  ? mark_held_locks+0x130/0x130
[  753.565961]  ? rcu_read_lock_sched_held+0x14f/0x180
[  753.570967]  ? zap_class+0x640/0x640
[  753.574692]  ? zap_class+0x640/0x640
[  753.578399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  753.583943]  ? check_preemption_disabled+0x48/0x280
[  753.588994]  ? __lock_is_held+0xb5/0x140
[  753.593054]  __alloc_pages_nodemask+0xa80/0xde0
[  753.597711]  ? zap_class+0x640/0x640
[  753.601426]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  753.606446]  ? find_held_lock+0x36/0x1c0
[  753.610504]  ? ____cache_alloc_node+0x1c7/0x1e0
[  753.615165]  ? lock_downgrade+0x900/0x900
[  753.619581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  753.625125]  cache_grow_begin+0xa5/0x8c0
[  753.629187]  ? do_raw_spin_unlock+0xa7/0x330
[  753.633601]  fallback_alloc+0x204/0x2e0
[  753.637590]  ____cache_alloc_node+0x1c7/0x1e0
[  753.642109]  kmem_cache_alloc_node+0xe3/0x730
[  753.646601]  ? zap_class+0x640/0x640
[  753.650312]  ? __sched_text_start+0x8/0x8
[  753.654466]  __alloc_skb+0x119/0x770
[  753.658174]  ? zap_class+0x640/0x640
[  753.661933]  ? netdev_alloc_frag+0x1f0/0x1f0
[  753.666434]  ? neigh_periodic_work+0x8ca/0xc60
[  753.671009]  ? lock_downgrade+0x900/0x900
[  753.675174]  ? kasan_check_read+0x11/0x20
[  753.679403]  ? do_raw_write_lock+0x14f/0x310
[  753.683820]  __neigh_notify+0x8c/0x160
[  753.687712]  neigh_cleanup_and_release+0x7b/0xe0
[  753.692462]  neigh_periodic_work+0x8d2/0xc60
[  753.696876]  ? neigh_table_clear+0x390/0x390
[  753.701283]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  753.706814]  ? check_preemption_disabled+0x48/0x280
[  753.711852]  ? __lock_is_held+0xb5/0x140
[  753.715921]  process_one_work+0xc90/0x1c40
[  753.720620]  ? mark_held_locks+0x130/0x130
[  753.724939]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  753.729701]  ? __switch_to_asm+0x40/0x70
[  753.733750]  ? __switch_to_asm+0x40/0x70
[  753.737797]  ? __switch_to_asm+0x34/0x70
[  753.741855]  ? __switch_to_asm+0x40/0x70
[  753.745906]  ? __switch_to_asm+0x34/0x70
[  753.749973]  ? __switch_to_asm+0x40/0x70
[  753.754025]  ? __switch_to_asm+0x34/0x70
[  753.758076]  ? __switch_to_asm+0x40/0x70
[  753.762146]  ? __schedule+0x8d7/0x21d0
[  753.766111]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  753.770716]  ? zap_class+0x640/0x640
[  753.774429]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  753.779274]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  753.783870]  ? lock_acquire+0x1ed/0x520
[  753.787844]  ? worker_thread+0x3e0/0x1390
[  753.792002]  ? kasan_check_read+0x11/0x20
[  753.796141]  ? do_raw_spin_lock+0x14f/0x350
[  753.800468]  ? kasan_check_read+0x11/0x20
[  753.804610]  ? rwlock_bug.part.2+0x90/0x90
[  753.808955]  ? trace_hardirqs_on+0x310/0x310
[  753.813371]  worker_thread+0x17f/0x1390
[  753.817335]  ? __switch_to_asm+0x34/0x70
[  753.821682]  ? process_one_work+0x1c40/0x1c40
[  753.826186]  ? __sched_text_start+0x8/0x8
[  753.830894]  ? __kthread_parkme+0xce/0x1a0
[  753.835126]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  753.840225]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  753.845326]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  753.849914]  ? trace_hardirqs_on+0xbd/0x310
[  753.854251]  ? kasan_check_read+0x11/0x20
[  753.858396]  ? __kthread_parkme+0xce/0x1a0
[  753.862646]  ? trace_hardirqs_off_caller+0x310/0x310
[  753.867780]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  753.872880]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  753.878415]  ? __kthread_parkme+0xfb/0x1a0
[  753.882649]  ? process_one_work+0x1c40/0x1c40
[  753.887136]  kthread+0x35a/0x440
[  753.890499]  ? kthread_stop+0x900/0x900
[  753.894468]  ret_from_fork+0x3a/0x50
[  753.898189] warn_alloc_show_mem: 1 callbacks suppressed
[  753.898199] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  753.898201] Mem-Info:
[  753.898243] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  753.898243]  active_file:32 inactive_file:0 isolated_file:0
[  753.898243]  unevictable:0 dirty:0 writeback:0 unstable:0
[  753.898243]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  753.898243]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  753.898243]  free:13730 free_pcp:227 free_cma:0
[  753.903588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  753.910596] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  753.912983] Call Trace:
[  753.946667] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  753.956008]  <IRQ>
[  753.983850] lowmem_reserve[]: 0 2818 6321 6321
[  753.986440]  dump_stack+0x244/0x39d
[  754.012516] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  754.014659]  ? dump_stack_print_info.cold.1+0x20/0x20
[  754.019424] lowmem_reserve[]: 0 0 3503 3503
[  754.023056]  warn_alloc.cold.116+0xb7/0x1bd
[  754.050539] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  754.055809]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  754.060126] lowmem_reserve[]: 0 0 0 0
[  754.064443]  ? lock_downgrade+0x900/0x900
[  754.093476] 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
[  754.098314]  ? trace_hardirqs_off+0xb8/0x310
[  754.102082] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  754.106223]  ? trace_hardirqs_off+0xb8/0x310
[  754.119985] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  754.124399]  __alloc_pages_slowpath+0x26e8/0x2e10
[  754.139214] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  754.143627]  ? warn_alloc+0x120/0x120
[  754.157725] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  754.162551]  ? warn_alloc+0x120/0x120
[  754.171357] 6658 total pagecache pages
[  754.175158]  ? __lock_acquire+0x62f/0x4c20
[  754.183713] 0 pages in swap cache
[  754.187499]  ? warn_alloc+0x120/0x120
[  754.191362] Swap cache stats: add 0, delete 0, find 0/0
[  754.195582]  ? print_usage_bug+0xc0/0xc0
[  754.199005] Free swap  = 0kB
[  754.202788]  ? print_usage_bug+0xc0/0xc0
[  754.208120] Total swap = 0kB
[  754.212193]  ? mark_held_locks+0x130/0x130
[  754.215180] 1965979 pages RAM
[  754.219337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  754.219351]  ? should_fail+0x22d/0xd01
[  754.219366]  ? zap_class+0x640/0x640
[  754.222360] 0 pages HighMem/MovableOnly
[  754.226581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  754.229657] 342853 pages reserved
[  754.235178]  ? __lock_acquire+0x62f/0x4c20
[  754.239047] 0 pages cma reserved
[  754.239186] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  754.242752]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  754.246696] kworker/1:0 cpuset=/ mems_allowed=0
[  754.251810]  ? should_fail+0x22d/0xd01
[  754.286804]  ? mark_held_locks+0x130/0x130
[  754.291058]  ? mark_held_locks+0x130/0x130
[  754.295288]  ? lock_downgrade+0x900/0x900
[  754.299427]  ? zap_class+0x640/0x640
[  754.303150]  ? zap_class+0x640/0x640
[  754.306874]  ? zap_class+0x640/0x640
[  754.310593]  ? do_raw_spin_unlock+0xa7/0x330
[  754.315004]  ? trace_hardirqs_on+0x310/0x310
[  754.319680]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.325222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.330750]  ? check_preemption_disabled+0x48/0x280
[  754.335789]  ? __lock_is_held+0xb5/0x140
[  754.339943]  __alloc_pages_nodemask+0xa80/0xde0
[  754.344606]  ? zap_class+0x640/0x640
[  754.348320]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  754.353456]  ? find_held_lock+0x36/0x1c0
[  754.358056]  ? ____cache_alloc_node+0x1c7/0x1e0
[  754.362742]  ? lock_downgrade+0x900/0x900
[  754.366980]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.372511]  cache_grow_begin+0xa5/0x8c0
[  754.376560]  ? do_raw_spin_unlock+0xa7/0x330
[  754.380969]  fallback_alloc+0x204/0x2e0
[  754.384945]  ____cache_alloc_node+0x1c7/0x1e0
[  754.389435]  kmem_cache_alloc_node+0xe3/0x730
[  754.393944]  ? lockdep_hardirqs_on+0x296/0x5b0
[  754.398526]  __alloc_skb+0x119/0x770
[  754.402319]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  754.407679]  ? netdev_alloc_frag+0x1f0/0x1f0
[  754.412089]  ? vprintk_default+0x28/0x30
[  754.416155]  ? vprintk_func+0x85/0x181
[  754.420313]  ? printk+0xa7/0xcf
[  754.423595]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  754.428438]  new_skb+0x26/0x1c0
[  754.431797]  aoecmd_cfg+0x279/0x7f0
[  754.435450]  ? find_held_lock+0x36/0x1c0
[  754.439510]  ? aoecmd_ata_rsp+0x10d0/0x10d0
[  754.443866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.449413]  ? __lock_is_held+0xb5/0x140
[  754.453494]  discover_timer+0x50/0x60
[  754.457288]  call_timer_fn+0x272/0x920
[  754.461185]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  754.466016]  ? process_timeout+0x40/0x40
[  754.470097]  ? mark_held_locks+0xc7/0x130
[  754.474330]  ? _raw_spin_unlock_irq+0x27/0x80
[  754.478830]  ? _raw_spin_unlock_irq+0x27/0x80
[  754.483316]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  754.488152]  ? lockdep_hardirqs_on+0x296/0x5b0
[  754.492859]  ? trace_hardirqs_on+0xbd/0x310
[  754.497176]  ? kasan_check_read+0x11/0x20
[  754.501319]  ? __run_timers+0x7da/0xc70
[  754.505287]  ? trace_hardirqs_off_caller+0x310/0x310
[  754.510392]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  754.515223]  __run_timers+0x7e5/0xc70
[  754.519292]  ? timer_fixup_init+0x70/0x70
[  754.523439]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  754.528449]  ? zap_class+0x640/0x640
[  754.532165]  ? print_usage_bug+0xc0/0xc0
[  754.536220]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  754.541406]  ? find_held_lock+0x36/0x1c0
[  754.545462]  ? zap_class+0x640/0x640
[  754.549171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.554730]  ? check_preemption_disabled+0x48/0x280
[  754.559750]  ? __lock_is_held+0xb5/0x140
[  754.563812]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.569360]  ? check_preemption_disabled+0x48/0x280
[  754.574371]  run_timer_softirq+0x52/0xb0
[  754.578426]  ? rcu_read_lock_sched_held+0x14f/0x180
[  754.583523]  __do_softirq+0x308/0xb7e
[  754.587317]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  754.591810]  ? lock_downgrade+0x900/0x900
[  754.595978]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  754.601084]  ? pvclock_read_flags+0x160/0x160
[  754.605570]  ? lapic_next_event+0x5a/0x90
[  754.609724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.615260]  ? kvm_clock_read+0x18/0x30
[  754.619493]  ? kvm_sched_clock_read+0x9/0x20
[  754.623894]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.629424]  ? check_preemption_disabled+0x48/0x280
[  754.634459]  irq_exit+0x17f/0x1c0
[  754.637911]  smp_apic_timer_interrupt+0x1cb/0x760
[  754.642748]  ? smp_reschedule_interrupt+0x109/0x650
[  754.647761]  ? smp_call_function_single_interrupt+0x650/0x650
[  754.653641]  ? interrupt_entry+0xb5/0xc0
[  754.657698]  ? trace_hardirqs_off_caller+0xbb/0x310
[  754.663270]  ? trace_hardirqs_off_caller+0xbb/0x310
[  754.668373]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  754.673213]  ? trace_hardirqs_on_caller+0x310/0x310
[  754.678220]  ? trace_hardirqs_on_caller+0x310/0x310
[  754.683247]  ? task_prio+0x50/0x50
[  754.686792]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.692338]  ? check_preemption_disabled+0x48/0x280
[  754.697348]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  754.702278]  apic_timer_interrupt+0xf/0x20
[  754.706498]  </IRQ>
[  754.708724] RIP: 0010:console_unlock+0x102f/0x1190
[  754.713661] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  754.732900] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  754.740598] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  754.747854] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  754.755227] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  754.762488] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  754.769750] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  754.777028]  ? netconsole_netdev_event+0x280/0x280
[  754.781955]  ? console_unlock+0x1026/0x1190
[  754.786287]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  754.790949]  ? vprintk_emit+0x846/0x990
[  754.795588]  ? lock_release+0xa00/0xa00
[  754.799554]  ? trace_hardirqs_on+0x70/0x310
[  754.803864]  ? vprintk_default+0x28/0x30
[  754.807920]  ? trace_hardirqs_off_caller+0x310/0x310
[  754.813037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  754.818574]  vprintk_emit+0x391/0x990
[  754.822830]  ? wake_up_klogd+0x180/0x180
[  754.826889]  ? find_held_lock+0x11/0x1c0
[  754.830948]  ? mark_held_locks+0xc7/0x130
[  754.835096]  ? _raw_spin_unlock_irq+0x27/0x80
[  754.839580]  ? _raw_spin_unlock_irq+0x27/0x80
[  754.844069]  vprintk_default+0x28/0x30
[  754.847959]  vprintk_func+0x7e/0x181
[  754.851663]  printk+0xa7/0xcf
[  754.854761]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  754.859513]  ? _raw_spin_unlock_irq+0x60/0x80
[  754.864013]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  754.869287]  dump_header+0x7cc/0xf72
[  754.873003]  ? pagefault_out_of_memory+0x197/0x197
[  754.877933]  ? __lock_acquire+0x62f/0x4c20
[  754.882182]  ? print_usage_bug+0xc0/0xc0
[  754.886245]  ? zap_class+0x640/0x640
[  754.889949]  ? zap_class+0x640/0x640
[  754.893654]  ? print_usage_bug+0xc0/0xc0
[  754.897705]  ? print_usage_bug+0xc0/0xc0
[  754.901875]  ? find_held_lock+0x36/0x1c0
[  754.905938]  ? mark_held_locks+0xc7/0x130
[  754.910083]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  754.915179]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  754.920531]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  754.925110]  ? trace_hardirqs_on+0xbd/0x310
[  754.929422]  ? kasan_check_read+0x11/0x20
[  754.933559]  ? ___ratelimit+0x3b4/0x672
[  754.937525]  ? trace_hardirqs_off_caller+0x310/0x310
[  754.942622]  ? trace_hardirqs_on+0x310/0x310
[  754.947034]  ? lock_downgrade+0x900/0x900
[  754.951194]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  754.956289]  ? ___ratelimit+0x3b9/0x672
[  754.960263]  ? idr_get_free+0xf70/0xf70
[  754.964226]  ? kasan_check_read+0x11/0x20
[  754.968364]  ? do_raw_spin_unlock+0xa7/0x330
[  754.972771]  oom_kill_process.cold.27+0x10/0x903
[  754.977546]  ? zap_class+0x640/0x640
[  754.981251]  ? _raw_spin_unlock+0x2c/0x50
[  754.985405]  ? oom_badness+0xe6/0xaa0
[  754.989201]  ? oom_evaluate_task+0x540/0x540
[  754.993703]  ? find_held_lock+0x36/0x1c0
[  754.997864]  ? out_of_memory+0x974/0x1430
[  755.002009]  ? lock_downgrade+0x900/0x900
[  755.006150]  ? check_preemption_disabled+0x48/0x280
[  755.011163]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  755.016083]  ? kasan_check_read+0x11/0x20
[  755.020405]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  755.025684]  ? rcu_softirq_qs+0x20/0x20
[  755.029652]  ? kasan_check_write+0x14/0x20
[  755.033883]  ? oom_evaluate_task+0x302/0x540
[  755.038282]  out_of_memory+0xa84/0x1430
[  755.042250]  ? oom_killer_disable+0x3a0/0x3a0
[  755.046739]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  755.051660]  ? __ww_mutex_check_waiters+0x160/0x160
[  755.056771]  __alloc_pages_slowpath+0x2354/0x2e10
[  755.061634]  ? warn_alloc+0x120/0x120
[  755.065419]  ? mark_held_locks+0x130/0x130
[  755.069644]  ? find_get_entry+0xaae/0x1120
[  755.073878]  ? filemap_map_pages+0x1a20/0x1a20
[  755.078572]  ? zap_class+0x640/0x640
[  755.082276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  755.087820]  ? check_preemption_disabled+0x48/0x280
[  755.092829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  755.098441]  ? should_fail+0x22d/0xd01
[  755.102409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  755.107505]  ? zap_class+0x640/0x640
[  755.111223]  ? __lock_is_held+0xb5/0x140
[  755.115278]  ? mark_held_locks+0x130/0x130
[  755.119755]  ? lock_release+0xa00/0xa00
[  755.123723]  ? perf_trace_sched_process_exec+0x860/0x860
[  755.129164]  ? xa_load+0x2ba/0x460
[  755.132695]  ? lock_downgrade+0x900/0x900
[  755.136835]  ? __might_sleep+0x95/0x190
[  755.140828]  __alloc_pages_nodemask+0xa80/0xde0
[  755.145497]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  755.150507]  ? __page_cache_alloc+0x191/0x5c0
[  755.155009]  ? xa_load+0x2e1/0x460
[  755.158561]  ? xa_clear_mark+0x40/0x40
[  755.162451]  ? zap_class+0x640/0x640
[  755.166167]  ? zap_class+0x640/0x640
[  755.169873]  ? zap_class+0x640/0x640
[  755.173603]  ? __do_page_cache_readahead+0x663/0x810
[  755.178704]  ? find_held_lock+0x36/0x1c0
[  755.182793]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  755.188363]  alloc_pages_current+0x173/0x350
[  755.192768]  __page_cache_alloc+0x38c/0x5c0
[  755.197097]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  755.202020]  ? kasan_check_read+0x11/0x20
[  755.206247]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  755.211520]  ? generic_perform_write+0x6a0/0x6a0
[  755.216274]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  755.222070]  ? check_preemption_disabled+0x48/0x280
[  755.227087]  filemap_fault+0x1595/0x25f0
[  755.231155]  ? __lock_page_or_retry+0xa00/0xa00
[  755.235830]  ? mark_held_locks+0x130/0x130
[  755.240063]  ? filemap_map_pages+0xd6b/0x1a20
[  755.244548]  ? lock_downgrade+0x900/0x900
[  755.248685]  ? check_preemption_disabled+0x48/0x280
[  755.253696]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  755.258620]  ? kasan_check_read+0x11/0x20
[  755.262765]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  755.268045]  ? rcu_softirq_qs+0x20/0x20
[  755.272028]  ? filemap_map_pages+0xd92/0x1a20
[  755.276549]  ? find_get_entries_tag+0x1400/0x1400
[  755.281476]  ? futex_wake+0x760/0x760
[  755.285392]  ? lock_acquire+0x1ed/0x520
[  755.289448]  ? ext4_filemap_fault+0x7a/0xad
[  755.293771]  ? lock_release+0xa00/0xa00
[  755.297761]  ? perf_trace_sched_process_exec+0x860/0x860
[  755.303222]  ? print_usage_bug+0xc0/0xc0
[  755.307280]  ? print_usage_bug+0xc0/0xc0
[  755.311347]  ? down_read+0x8d/0x120
[  755.314963]  ? ext4_filemap_fault+0x7a/0xad
[  755.319584]  ? __down_interruptible+0x700/0x700
[  755.324258]  ext4_filemap_fault+0x82/0xad
[  755.328401]  __do_fault+0x100/0x6b0
[  755.332029]  ? pmd_devmap_trans_unstable+0x220/0x220
[  755.337132]  ? mark_held_locks+0x130/0x130
[  755.341464]  ? mark_held_locks+0x130/0x130
[  755.345693]  ? __might_fault+0x12b/0x1e0
[  755.349748]  ? lock_downgrade+0x900/0x900
[  755.353888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  755.359423]  __handle_mm_fault+0x3ea0/0x5be0
[  755.363834]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  755.368686]  ? kasan_check_read+0x11/0x20
[  755.372827]  ? _copy_to_user+0xc8/0x110
[  755.376813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  755.382454]  ? zap_class+0x640/0x640
[  755.386162]  ? zap_class+0x640/0x640
[  755.389878]  ? find_held_lock+0x36/0x1c0
[  755.394068]  ? handle_mm_fault+0x42a/0xc70
[  755.398297]  ? lock_downgrade+0x900/0x900
[  755.402447]  ? check_preemption_disabled+0x48/0x280
[  755.407472]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  755.412392]  ? kasan_check_read+0x11/0x20
[  755.416535]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  755.422094]  ? rcu_softirq_qs+0x20/0x20
[  755.426170]  ? trace_hardirqs_off_caller+0x310/0x310
[  755.431383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  755.436917]  ? check_preemption_disabled+0x48/0x280
[  755.441937]  handle_mm_fault+0x54f/0xc70
[  755.446000]  ? __handle_mm_fault+0x5be0/0x5be0
[  755.450582]  ? find_vma+0x34/0x190
[  755.454128]  __do_page_fault+0x5e8/0xe60
[  755.458181]  ? trace_hardirqs_off+0xb8/0x310
[  755.462604]  do_page_fault+0xf2/0x7e0
[  755.466494]  ? vmalloc_sync_all+0x30/0x30
[  755.470659]  ? error_entry+0x70/0xd0
[  755.474451]  ? trace_hardirqs_off_caller+0xbb/0x310
[  755.479462]  ? trace_hardirqs_on_caller+0xc0/0x310
[  755.484474]  ? syscall_return_slowpath+0x5e0/0x5e0
[  755.489391]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  755.494225]  ? trace_hardirqs_on_caller+0x310/0x310
[  755.499234]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  755.504686]  ? prepare_exit_to_usermode+0x291/0x3b0
[  755.509697]  ? page_fault+0x8/0x30
[  755.513233]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  755.518072]  ? page_fault+0x8/0x30
[  755.521796]  page_fault+0x1e/0x30
[  755.525241] RIP: 0033:0x407e06
[  755.528478] Code: Bad RIP value.
[  755.531834] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  755.537194] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  755.544457] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  755.551719] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  755.558980] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  755.566358] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  755.573646] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  755.573707] aoe: skb alloc failure
[  755.580594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  755.580613] Workqueue: events_power_efficient neigh_periodic_work
[  755.584202] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  755.593461] Call Trace:
[  755.599698] syz-fuzzer cpuset=/ mems_allowed=0
[  755.609913]  dump_stack+0x244/0x39d
[  755.620995]  ? dump_stack_print_info.cold.1+0x20/0x20
[  755.626193]  warn_alloc.cold.116+0xb7/0x1bd
[  755.630508]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  755.635350]  ? lock_downgrade+0x900/0x900
[  755.639497]  ? trace_hardirqs_off+0xb8/0x310
[  755.644001]  ? trace_hardirqs_off+0xb8/0x310
[  755.648407]  __alloc_pages_slowpath+0x26e8/0x2e10
[  755.653265]  ? warn_alloc+0x120/0x120
[  755.657065]  ? warn_alloc+0x120/0x120
[  755.660868]  ? warn_alloc+0x120/0x120
[  755.664680]  ? print_usage_bug+0xc0/0xc0
[  755.668737]  ? __lock_acquire+0x62f/0x4c20
[  755.672982]  ? print_usage_bug+0xc0/0xc0
[  755.677035]  ? __lock_acquire+0x62f/0x4c20
[  755.681265]  ? update_load_avg+0x387/0x2470
[  755.685592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  755.691126]  ? should_fail+0x22d/0xd01
[  755.695014]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  755.700237]  ? __lock_acquire+0x62f/0x4c20
[  755.704497]  ? __lock_acquire+0x62f/0x4c20
[  755.708728]  ? should_fail+0x22d/0xd01
[  755.712617]  ? mark_held_locks+0x130/0x130
[  755.716859]  ? mark_held_locks+0x130/0x130
[  755.721601]  ? mark_held_locks+0xc7/0x130
[  755.725748]  ? zap_class+0x640/0x640
[  755.729463]  ? zap_class+0x640/0x640
[  755.733173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  755.738708]  ? check_preemption_disabled+0x48/0x280
[  755.743728]  ? __lock_is_held+0xb5/0x140
[  755.747803]  __alloc_pages_nodemask+0xa80/0xde0
[  755.752498]  ? zap_class+0x640/0x640
[  755.756215]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  755.761243]  ? find_held_lock+0x36/0x1c0
[  755.765318]  ? ____cache_alloc_node+0x1c7/0x1e0
[  755.769984]  ? lock_downgrade+0x900/0x900
[  755.774149]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  755.779686]  cache_grow_begin+0xa5/0x8c0
[  755.783754]  ? do_raw_spin_unlock+0xa7/0x330
[  755.788186]  fallback_alloc+0x204/0x2e0
[  755.792182]  ____cache_alloc_node+0x1c7/0x1e0
[  755.796699]  kmem_cache_alloc_node+0xe3/0x730
[  755.801188]  ? zap_class+0x640/0x640
[  755.804906]  __alloc_skb+0x119/0x770
[  755.808635]  ? netdev_alloc_frag+0x1f0/0x1f0
[  755.813048]  ? neigh_periodic_work+0x8ca/0xc60
[  755.817627]  ? lock_downgrade+0x900/0x900
[  755.822025]  ? kasan_check_read+0x11/0x20
[  755.826161]  ? do_raw_write_lock+0x14f/0x310
[  755.831116]  __neigh_notify+0x8c/0x160
[  755.835007]  neigh_cleanup_and_release+0x7b/0xe0
[  755.839755]  neigh_periodic_work+0x8d2/0xc60
[  755.844190]  ? neigh_table_clear+0x390/0x390
[  755.848654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  755.854185]  ? check_preemption_disabled+0x48/0x280
[  755.859205]  ? __lock_is_held+0xb5/0x140
[  755.863297]  process_one_work+0xc90/0x1c40
[  755.867526]  ? mark_held_locks+0x130/0x130
[  755.871770]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  755.876463]  ? __switch_to_asm+0x40/0x70
[  755.880516]  ? __switch_to_asm+0x40/0x70
[  755.884584]  ? __switch_to_asm+0x34/0x70
[  755.888636]  ? __switch_to_asm+0x40/0x70
[  755.892692]  ? __switch_to_asm+0x34/0x70
[  755.896839]  ? __switch_to_asm+0x40/0x70
[  755.900891]  ? __switch_to_asm+0x34/0x70
[  755.904946]  ? __switch_to_asm+0x40/0x70
[  755.909008]  ? __schedule+0x8d7/0x21d0
[  755.913012]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  755.917606]  ? zap_class+0x640/0x640
[  755.921774]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  755.926533]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  755.931129]  ? lock_acquire+0x1ed/0x520
[  755.935100]  ? worker_thread+0x3e0/0x1390
[  755.939246]  ? kasan_check_read+0x11/0x20
[  755.943387]  ? do_raw_spin_lock+0x14f/0x350
[  755.947697]  ? kasan_check_read+0x11/0x20
[  755.951835]  ? rwlock_bug.part.2+0x90/0x90
[  755.956176]  ? trace_hardirqs_on+0x310/0x310
[  755.960588]  worker_thread+0x17f/0x1390
[  755.964555]  ? __switch_to_asm+0x34/0x70
[  755.968618]  ? process_one_work+0x1c40/0x1c40
[  755.973119]  ? __sched_text_start+0x8/0x8
[  755.977288]  ? __kthread_parkme+0xce/0x1a0
[  755.981521]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  755.986615]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  755.991709]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  755.996292]  ? trace_hardirqs_on+0xbd/0x310
[  756.000625]  ? kasan_check_read+0x11/0x20
[  756.004772]  ? __kthread_parkme+0xce/0x1a0
[  756.009002]  ? trace_hardirqs_off_caller+0x310/0x310
[  756.014122]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  756.019522]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  756.025073]  ? __kthread_parkme+0xfb/0x1a0
[  756.029304]  ? process_one_work+0x1c40/0x1c40
[  756.033794]  kthread+0x35a/0x440
[  756.037156]  ? kthread_stop+0x900/0x900
[  756.041153]  ret_from_fork+0x3a/0x50
[  756.045505] warn_alloc_show_mem: 1 callbacks suppressed
[  756.045515] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  756.045516] Mem-Info:
[  756.045545] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  756.045545]  active_file:32 inactive_file:0 isolated_file:0
[  756.045545]  unevictable:0 dirty:0 writeback:0 unstable:0
[  756.045545]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  756.045545]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  756.045545]  free:13730 free_pcp:227 free_cma:0
[  756.050886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  756.050894] Call Trace:
[  756.057904] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  756.060273]  <IRQ>
[  756.060308]  dump_stack+0x244/0x39d
[  756.093244] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  756.102589]  ? dump_stack_print_info.cold.1+0x20/0x20
[  756.105143] lowmem_reserve[]: 0 2818 6321 6321
[  756.133263]  warn_alloc.cold.116+0xb7/0x1bd
[  756.135379] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  756.139001]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  756.165072] lowmem_reserve[]: 0 0 3503 3503
[  756.170259]  ? lock_downgrade+0x900/0x900
[  756.174819] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  756.179140]  ? trace_hardirqs_off+0xb8/0x310
[  756.206610] lowmem_reserve[]: 0 0 0 0
[  756.211448]  ? trace_hardirqs_off+0xb8/0x310
[  756.215741] 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
[  756.220118]  __alloc_pages_slowpath+0x26e8/0x2e10
[  756.249144] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  756.253563]  ? warn_alloc+0x120/0x120
[  756.257332] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  756.261753]  ? warn_alloc+0x120/0x120
[  756.275248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  756.280075]  ? warn_alloc+0x120/0x120
[  756.294786] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  756.298562]  ? print_usage_bug+0xc0/0xc0
[  756.312773] 6658 total pagecache pages
[  756.312790] 0 pages in swap cache
[  756.316570]  ? check_preemption_disabled+0x48/0x280
[  756.325645] Swap cache stats: add 0, delete 0, find 0/0
[  756.329427]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  756.337979] Free swap  = 0kB
[  756.342021]  ? print_usage_bug+0xc0/0xc0
[  756.345876] Total swap = 0kB
[  756.349310]  ? kasan_check_read+0x11/0x20
[  756.354293] 1965979 pages RAM
[  756.359637]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  756.364105] 0 pages HighMem/MovableOnly
[  756.367111]  ? rcu_softirq_qs+0x20/0x20
[  756.371237] 342853 pages reserved
[  756.374242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.378360] 0 pages cma reserved
[  756.381472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  756.386868] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  756.390721]  ? should_fail+0x22d/0xd01
[  756.394676] kworker/1:0 cpuset=/ mems_allowed=0
[  756.398117]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  756.436661]  ? __lock_acquire+0x62f/0x4c20
[  756.440892]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  756.445998]  ? __lock_acquire+0x62f/0x4c20
[  756.450218]  ? should_fail+0x22d/0xd01
[  756.454096]  ? task_prio+0x50/0x50
[  756.457634]  ? mark_held_locks+0x130/0x130
[  756.461880]  ? mark_held_locks+0x130/0x130
[  756.466122]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  756.470877]  ? lockdep_hardirqs_on+0x296/0x5b0
[  756.475463]  ? retint_kernel+0x2d/0x2d
[  756.479346]  ? zap_class+0x640/0x640
[  756.483059]  ? print_usage_bug+0xc0/0xc0
[  756.487128]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  756.492658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.498186]  ? check_preemption_disabled+0x48/0x280
[  756.503201]  ? __lock_is_held+0xb5/0x140
[  756.507258]  __alloc_pages_nodemask+0xa80/0xde0
[  756.511949]  ? zap_class+0x640/0x640
[  756.515657]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  756.520920]  ? find_held_lock+0x36/0x1c0
[  756.524997]  ? ____cache_alloc_node+0x1c7/0x1e0
[  756.529661]  ? lock_downgrade+0x900/0x900
[  756.533814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.539343]  cache_grow_begin+0xa5/0x8c0
[  756.543396]  ? do_raw_spin_unlock+0xa7/0x330
[  756.547816]  fallback_alloc+0x204/0x2e0
[  756.551788]  ____cache_alloc_node+0x1c7/0x1e0
[  756.556283]  kmem_cache_alloc_node+0xe3/0x730
[  756.560777]  ? ipv6_get_ifaddr+0x42e/0x620
[  756.565126]  __alloc_skb+0x119/0x770
[  756.568854]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  756.574130]  ? netdev_alloc_frag+0x1f0/0x1f0
[  756.578540]  ? lock_downgrade+0x900/0x900
[  756.582686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.588222]  ? refcount_sub_and_test_checked+0x203/0x310
[  756.593717]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  756.599174]  ? addrconf_rs_timer+0x690/0x690
[  756.603589]  ndisc_alloc_skb+0x144/0x340
[  756.607646]  ndisc_send_rs+0x331/0x6e0
[  756.611531]  addrconf_rs_timer+0x314/0x690
[  756.615774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  756.620218]  call_timer_fn+0x272/0x920
[  756.624100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  756.628344]  ? process_timeout+0x40/0x40
[  756.632410]  ? mark_held_locks+0xc7/0x130
[  756.636553]  ? _raw_spin_unlock_irq+0x27/0x80
[  756.641049]  ? _raw_spin_unlock_irq+0x27/0x80
[  756.645548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  756.649780]  ? lockdep_hardirqs_on+0x296/0x5b0
[  756.654371]  ? trace_hardirqs_on+0xbd/0x310
[  756.658683]  ? kasan_check_read+0x11/0x20
[  756.663285]  ? __run_timers+0x7da/0xc70
[  756.667260]  ? trace_hardirqs_off_caller+0x310/0x310
[  756.672368]  ? aoedev_by_aoeaddr.cold.9+0xba/0xba
[  756.677208]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  756.681434]  __run_timers+0x7e5/0xc70
[  756.685240]  ? timer_fixup_init+0x70/0x70
[  756.689386]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  756.694395]  ? zap_class+0x640/0x640
[  756.698122]  ? print_usage_bug+0xc0/0xc0
[  756.702193]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  756.707472]  ? find_held_lock+0x36/0x1c0
[  756.711544]  ? zap_class+0x640/0x640
[  756.715255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.721076]  ? check_preemption_disabled+0x48/0x280
[  756.726108]  ? __lock_is_held+0xb5/0x140
[  756.730164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.735724]  ? check_preemption_disabled+0x48/0x280
[  756.740774]  run_timer_softirq+0x52/0xb0
[  756.744825]  ? rcu_read_lock_sched_held+0x14f/0x180
[  756.749837]  __do_softirq+0x308/0xb7e
[  756.753634]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  756.758125]  ? lock_downgrade+0x900/0x900
[  756.762281]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  756.767381]  ? pvclock_read_flags+0x160/0x160
[  756.771870]  ? lapic_next_event+0x5a/0x90
[  756.776011]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.781541]  ? kvm_clock_read+0x18/0x30
[  756.785526]  ? kvm_sched_clock_read+0x9/0x20
[  756.789942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.795477]  ? check_preemption_disabled+0x48/0x280
[  756.800494]  irq_exit+0x17f/0x1c0
[  756.803939]  smp_apic_timer_interrupt+0x1cb/0x760
[  756.808771]  ? smp_reschedule_interrupt+0x109/0x650
[  756.813795]  ? smp_call_function_single_interrupt+0x650/0x650
[  756.819948]  ? interrupt_entry+0xb5/0xc0
[  756.824007]  ? trace_hardirqs_off_caller+0xbb/0x310
[  756.829013]  ? trace_hardirqs_off_caller+0xbb/0x310
[  756.834026]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  756.838860]  ? trace_hardirqs_on_caller+0x310/0x310
[  756.843884]  ? trace_hardirqs_on_caller+0x310/0x310
[  756.848894]  ? task_prio+0x50/0x50
[  756.852431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.857959]  ? check_preemption_disabled+0x48/0x280
[  756.862986]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  756.867839]  apic_timer_interrupt+0xf/0x20
[  756.872060]  </IRQ>
[  756.874311] RIP: 0010:console_unlock+0x102f/0x1190
[  756.879235] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  756.898135] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  756.905833] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  756.913090] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  756.920631] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  756.927988] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  756.935243] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  756.942596]  ? netconsole_netdev_event+0x280/0x280
[  756.947518]  ? console_unlock+0x1026/0x1190
[  756.951848]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  756.956524]  ? vprintk_emit+0x846/0x990
[  756.960493]  ? lock_release+0xa00/0xa00
[  756.964463]  ? trace_hardirqs_on+0x70/0x310
[  756.968881]  ? vprintk_default+0x28/0x30
[  756.972944]  ? trace_hardirqs_off_caller+0x310/0x310
[  756.978044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  756.983588]  vprintk_emit+0x391/0x990
[  756.987391]  ? wake_up_klogd+0x180/0x180
[  756.991456]  ? find_held_lock+0x11/0x1c0
[  756.995521]  ? mark_held_locks+0xc7/0x130
[  756.999781]  ? _raw_spin_unlock_irq+0x27/0x80
[  757.004271]  ? _raw_spin_unlock_irq+0x27/0x80
[  757.008773]  vprintk_default+0x28/0x30
[  757.012657]  vprintk_func+0x7e/0x181
[  757.016368]  printk+0xa7/0xcf
[  757.019769]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  757.024523]  ? _raw_spin_unlock_irq+0x60/0x80
[  757.029033]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  757.034322]  dump_header+0x7cc/0xf72
[  757.038148]  ? pagefault_out_of_memory+0x197/0x197
[  757.043079]  ? __lock_acquire+0x62f/0x4c20
[  757.047432]  ? print_usage_bug+0xc0/0xc0
[  757.051494]  ? zap_class+0x640/0x640
[  757.055195]  ? zap_class+0x640/0x640
[  757.058898]  ? print_usage_bug+0xc0/0xc0
[  757.062951]  ? print_usage_bug+0xc0/0xc0
[  757.067010]  ? find_held_lock+0x36/0x1c0
[  757.071069]  ? mark_held_locks+0xc7/0x130
[  757.075207]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  757.080301]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  757.085397]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  757.090091]  ? trace_hardirqs_on+0xbd/0x310
[  757.094410]  ? kasan_check_read+0x11/0x20
[  757.098552]  ? ___ratelimit+0x3b4/0x672
[  757.102524]  ? trace_hardirqs_off_caller+0x310/0x310
[  757.107623]  ? trace_hardirqs_on+0x310/0x310
[  757.112027]  ? lock_downgrade+0x900/0x900
[  757.116196]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  757.121591]  ? ___ratelimit+0x3b9/0x672
[  757.125563]  ? idr_get_free+0xf70/0xf70
[  757.129531]  ? kasan_check_read+0x11/0x20
[  757.133673]  ? do_raw_spin_unlock+0xa7/0x330
[  757.138088]  oom_kill_process.cold.27+0x10/0x903
[  757.142855]  ? zap_class+0x640/0x640
[  757.146563]  ? _raw_spin_unlock+0x2c/0x50
[  757.150705]  ? oom_badness+0xe6/0xaa0
[  757.154540]  ? oom_evaluate_task+0x540/0x540
[  757.158949]  ? find_held_lock+0x36/0x1c0
[  757.163032]  ? out_of_memory+0x974/0x1430
[  757.167178]  ? lock_downgrade+0x900/0x900
[  757.171320]  ? check_preemption_disabled+0x48/0x280
[  757.176333]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  757.181259]  ? kasan_check_read+0x11/0x20
[  757.185400]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  757.190676]  ? rcu_softirq_qs+0x20/0x20
[  757.194653]  ? kasan_check_write+0x14/0x20
[  757.198880]  ? oom_evaluate_task+0x302/0x540
[  757.203288]  out_of_memory+0xa84/0x1430
[  757.207262]  ? oom_killer_disable+0x3a0/0x3a0
[  757.211779]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  757.216704]  ? __ww_mutex_check_waiters+0x160/0x160
[  757.222032]  __alloc_pages_slowpath+0x2354/0x2e10
[  757.226894]  ? warn_alloc+0x120/0x120
[  757.230810]  ? mark_held_locks+0x130/0x130
[  757.235043]  ? find_get_entry+0xaae/0x1120
[  757.239295]  ? filemap_map_pages+0x1a20/0x1a20
[  757.243876]  ? zap_class+0x640/0x640
[  757.247589]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  757.253124]  ? check_preemption_disabled+0x48/0x280
[  757.258136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  757.263772]  ? should_fail+0x22d/0xd01
[  757.267670]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  757.272769]  ? zap_class+0x640/0x640
[  757.276519]  ? __lock_is_held+0xb5/0x140
[  757.280583]  ? mark_held_locks+0x130/0x130
[  757.284832]  ? lock_release+0xa00/0xa00
[  757.288801]  ? perf_trace_sched_process_exec+0x860/0x860
[  757.294245]  ? xa_load+0x2ba/0x460
[  757.297780]  ? lock_downgrade+0x900/0x900
[  757.301928]  ? __might_sleep+0x95/0x190
[  757.305911]  __alloc_pages_nodemask+0xa80/0xde0
[  757.310598]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  757.315610]  ? __page_cache_alloc+0x191/0x5c0
[  757.320379]  ? xa_load+0x2e1/0x460
[  757.323914]  ? xa_clear_mark+0x40/0x40
[  757.327794]  ? zap_class+0x640/0x640
[  757.331511]  ? zap_class+0x640/0x640
[  757.335218]  ? zap_class+0x640/0x640
[  757.339012]  ? __do_page_cache_readahead+0x663/0x810
[  757.344111]  ? find_held_lock+0x36/0x1c0
[  757.348173]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  757.353778]  alloc_pages_current+0x173/0x350
[  757.358193]  __page_cache_alloc+0x38c/0x5c0
[  757.362513]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  757.367434]  ? kasan_check_read+0x11/0x20
[  757.371577]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  757.376853]  ? generic_perform_write+0x6a0/0x6a0
[  757.381608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  757.387142]  ? check_preemption_disabled+0x48/0x280
[  757.392162]  filemap_fault+0x1595/0x25f0
[  757.396232]  ? __lock_page_or_retry+0xa00/0xa00
[  757.400900]  ? mark_held_locks+0x130/0x130
[  757.405137]  ? filemap_map_pages+0xd6b/0x1a20
[  757.409640]  ? lock_downgrade+0x900/0x900
[  757.413783]  ? check_preemption_disabled+0x48/0x280
[  757.418811]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  757.424037]  ? kasan_check_read+0x11/0x20
[  757.428179]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  757.433477]  ? rcu_softirq_qs+0x20/0x20
[  757.437458]  ? filemap_map_pages+0xd92/0x1a20
[  757.441967]  ? find_get_entries_tag+0x1400/0x1400
[  757.446813]  ? futex_wake+0x760/0x760
[  757.450616]  ? lock_acquire+0x1ed/0x520
[  757.454583]  ? ext4_filemap_fault+0x7a/0xad
[  757.458923]  ? lock_release+0xa00/0xa00
[  757.462884]  ? perf_trace_sched_process_exec+0x860/0x860
[  757.468325]  ? print_usage_bug+0xc0/0xc0
[  757.472378]  ? print_usage_bug+0xc0/0xc0
[  757.476440]  ? down_read+0x8d/0x120
[  757.480054]  ? ext4_filemap_fault+0x7a/0xad
[  757.484368]  ? __down_interruptible+0x700/0x700
[  757.489057]  ext4_filemap_fault+0x82/0xad
[  757.493215]  __do_fault+0x100/0x6b0
[  757.496856]  ? pmd_devmap_trans_unstable+0x220/0x220
[  757.501967]  ? mark_held_locks+0x130/0x130
[  757.506199]  ? mark_held_locks+0x130/0x130
[  757.510428]  ? __might_fault+0x12b/0x1e0
[  757.514480]  ? lock_downgrade+0x900/0x900
[  757.518623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  757.524431]  __handle_mm_fault+0x3ea0/0x5be0
[  757.528850]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  757.533685]  ? kasan_check_read+0x11/0x20
[  757.537836]  ? _copy_to_user+0xc8/0x110
[  757.541825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  757.547376]  ? zap_class+0x640/0x640
[  757.551084]  ? zap_class+0x640/0x640
[  757.554799]  ? find_held_lock+0x36/0x1c0
[  757.558863]  ? handle_mm_fault+0x42a/0xc70
[  757.563093]  ? lock_downgrade+0x900/0x900
[  757.567318]  ? check_preemption_disabled+0x48/0x280
[  757.572326]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  757.577247]  ? kasan_check_read+0x11/0x20
[  757.581385]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  757.586677]  ? rcu_softirq_qs+0x20/0x20
[  757.590652]  ? trace_hardirqs_off_caller+0x310/0x310
[  757.595833]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  757.601366]  ? check_preemption_disabled+0x48/0x280
[  757.606384]  handle_mm_fault+0x54f/0xc70
[  757.610540]  ? __handle_mm_fault+0x5be0/0x5be0
[  757.615122]  ? find_vma+0x34/0x190
[  757.618666]  __do_page_fault+0x5e8/0xe60
[  757.622956]  ? trace_hardirqs_off+0xb8/0x310
[  757.627545]  do_page_fault+0xf2/0x7e0
[  757.631443]  ? vmalloc_sync_all+0x30/0x30
[  757.635606]  ? error_entry+0x70/0xd0
[  757.639320]  ? trace_hardirqs_off_caller+0xbb/0x310
[  757.644329]  ? trace_hardirqs_on_caller+0xc0/0x310
[  757.649252]  ? syscall_return_slowpath+0x5e0/0x5e0
[  757.654177]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  757.659016]  ? trace_hardirqs_on_caller+0x310/0x310
[  757.664530]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  757.669979]  ? prepare_exit_to_usermode+0x291/0x3b0
[  757.674990]  ? page_fault+0x8/0x30
[  757.678534]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  757.683376]  ? page_fault+0x8/0x30
[  757.686911]  page_fault+0x1e/0x30
[  757.690359] RIP: 0033:0x407e06
[  757.693566] Code: Bad RIP value.
[  757.696921] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  757.702279] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  757.709629] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  757.716890] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  757.724405] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  757.731667] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  757.738974] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  757.739035] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  757.745898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  757.745917] Workqueue: events_power_efficient neigh_periodic_work
[  757.745944] Call Trace:
[  757.745964]  dump_stack+0x244/0x39d
[  757.752517] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  757.761803]  ? dump_stack_print_info.cold.1+0x20/0x20
[  757.768003] syz-fuzzer cpuset=/ mems_allowed=0
[  757.770579]  warn_alloc.cold.116+0xb7/0x1bd
[  757.798434]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  757.803293]  ? lock_downgrade+0x900/0x900
[  757.807463]  ? trace_hardirqs_off+0xb8/0x310
[  757.811886]  ? trace_hardirqs_off+0xb8/0x310
[  757.816301]  __alloc_pages_slowpath+0x26e8/0x2e10
[  757.821463]  ? warn_alloc+0x120/0x120
[  757.825262]  ? warn_alloc+0x120/0x120
[  757.829552]  ? warn_alloc+0x120/0x120
[  757.833354]  ? print_usage_bug+0xc0/0xc0
[  757.837414]  ? __lock_acquire+0x62f/0x4c20
[  757.841643]  ? print_usage_bug+0xc0/0xc0
[  757.845704]  ? __lock_acquire+0x62f/0x4c20
[  757.849930]  ? update_load_avg+0x387/0x2470
[  757.854254]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  757.859810]  ? should_fail+0x22d/0xd01
[  757.863704]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  757.868803]  ? __lock_acquire+0x62f/0x4c20
[  757.873039]  ? __lock_acquire+0x62f/0x4c20
[  757.877286]  ? should_fail+0x22d/0xd01
[  757.881177]  ? mark_held_locks+0x130/0x130
[  757.885415]  ? mark_held_locks+0x130/0x130
[  757.889653]  ? mark_held_locks+0xc7/0x130
[  757.893797]  ? zap_class+0x640/0x640
[  757.897512]  ? zap_class+0x640/0x640
[  757.901232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  757.906767]  ? check_preemption_disabled+0x48/0x280
[  757.911788]  ? __lock_is_held+0xb5/0x140
[  757.915851]  __alloc_pages_nodemask+0xa80/0xde0
[  757.920820]  ? zap_class+0x640/0x640
[  757.924624]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  757.929648]  ? find_held_lock+0x36/0x1c0
[  757.933723]  ? ____cache_alloc_node+0x1c7/0x1e0
[  757.938389]  ? lock_downgrade+0x900/0x900
[  757.942540]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  757.948073]  cache_grow_begin+0xa5/0x8c0
[  757.952147]  ? do_raw_spin_unlock+0xa7/0x330
[  757.956555]  fallback_alloc+0x204/0x2e0
[  757.960556]  ____cache_alloc_node+0x1c7/0x1e0
[  757.965055]  kmem_cache_alloc_node+0xe3/0x730
[  757.969629]  ? zap_class+0x640/0x640
[  757.973351]  __alloc_skb+0x119/0x770
[  757.977064]  ? netdev_alloc_frag+0x1f0/0x1f0
[  757.981474]  ? neigh_periodic_work+0x8ca/0xc60
[  757.986056]  ? lock_downgrade+0x900/0x900
[  757.990210]  ? kasan_check_read+0x11/0x20
[  757.994351]  ? do_raw_write_lock+0x14f/0x310
[  757.998776]  __neigh_notify+0x8c/0x160
[  758.002665]  neigh_cleanup_and_release+0x7b/0xe0
[  758.007511]  neigh_periodic_work+0x8d2/0xc60
[  758.011945]  ? neigh_table_clear+0x390/0x390
[  758.016352]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  758.022377]  ? check_preemption_disabled+0x48/0x280
[  758.027400]  ? __lock_is_held+0xb5/0x140
[  758.031473]  process_one_work+0xc90/0x1c40
[  758.035710]  ? mark_held_locks+0x130/0x130
[  758.039950]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  758.044614]  ? __switch_to_asm+0x40/0x70
[  758.048667]  ? __switch_to_asm+0x40/0x70
[  758.052731]  ? __switch_to_asm+0x34/0x70
[  758.056797]  ? __switch_to_asm+0x40/0x70
[  758.060851]  ? __switch_to_asm+0x34/0x70
[  758.064903]  ? __switch_to_asm+0x40/0x70
[  758.069078]  ? __switch_to_asm+0x34/0x70
[  758.073135]  ? __switch_to_asm+0x40/0x70
[  758.077205]  ? __schedule+0x8d7/0x21d0
[  758.081088]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  758.085676]  ? zap_class+0x640/0x640
[  758.089392]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  758.094149]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  758.098740]  ? lock_acquire+0x1ed/0x520
[  758.102717]  ? worker_thread+0x3e0/0x1390
[  758.106871]  ? kasan_check_read+0x11/0x20
[  758.111101]  ? do_raw_spin_lock+0x14f/0x350
[  758.115418]  ? kasan_check_read+0x11/0x20
[  758.120034]  ? rwlock_bug.part.2+0x90/0x90
[  758.124263]  ? trace_hardirqs_on+0x310/0x310
[  758.128702]  worker_thread+0x17f/0x1390
[  758.132672]  ? __switch_to_asm+0x34/0x70
[  758.136746]  ? process_one_work+0x1c40/0x1c40
[  758.141253]  ? __sched_text_start+0x8/0x8
[  758.145416]  ? __kthread_parkme+0xce/0x1a0
[  758.149647]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  758.154743]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  758.159843]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  758.164420]  ? trace_hardirqs_on+0xbd/0x310
[  758.168737]  ? kasan_check_read+0x11/0x20
[  758.172874]  ? __kthread_parkme+0xce/0x1a0
[  758.177099]  ? trace_hardirqs_off_caller+0x310/0x310
[  758.182218]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  758.187314]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  758.192841]  ? __kthread_parkme+0xfb/0x1a0
[  758.197073]  ? process_one_work+0x1c40/0x1c40
[  758.201564]  kthread+0x35a/0x440
[  758.204925]  ? kthread_stop+0x900/0x900
[  758.208896]  ret_from_fork+0x3a/0x50
[  758.212619] warn_alloc_show_mem: 1 callbacks suppressed
[  758.212629] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  758.212631] Mem-Info:
[  758.212664] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  758.212664]  active_file:32 inactive_file:0 isolated_file:0
[  758.212664]  unevictable:0 dirty:0 writeback:0 unstable:0
[  758.212664]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  758.212664]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  758.212664]  free:13730 free_pcp:227 free_cma:0
[  758.218000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  758.218008] Call Trace:
[  758.226020] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  758.228408]  <IRQ>
[  758.261372] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  758.270741]  dump_stack+0x244/0x39d
[  758.273297] lowmem_reserve[]: 0 2818 6321 6321
[  758.301133]  ? dump_stack_print_info.cold.1+0x20/0x20
[  758.303256] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  758.329638]  warn_alloc.cold.116+0xb7/0x1bd
[  758.333223] lowmem_reserve[]: 0 0 3503 3503
[  758.337800]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  758.342975] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  758.370588]  ? lock_downgrade+0x900/0x900
[  758.374881] lowmem_reserve[]: 0 0 0 0
[  758.379299]  ? trace_hardirqs_off+0xb8/0x310
[  758.384107] 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
[  758.413274]  ? trace_hardirqs_off+0xb8/0x310
[  758.417390] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  758.421469]  __alloc_pages_slowpath+0x26e8/0x2e10
[  758.425845] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  758.439378]  ? warn_alloc+0x120/0x120
[  758.443743] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  758.458463]  ? print_usage_bug+0xc0/0xc0
[  758.463282] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  758.477569]  ? warn_alloc+0x120/0x120
[  758.481437] 6658 total pagecache pages
[  758.490273]  ? warn_alloc+0x120/0x120
[  758.494309] 0 pages in swap cache
[  758.502864]  ? print_usage_bug+0xc0/0xc0
[  758.506642] Swap cache stats: add 0, delete 0, find 0/0
[  758.510513]  ? kvm_clock_read+0x18/0x30
[  758.514283] Free swap  = 0kB
[  758.517723]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  758.522004] Total swap = 0kB
[  758.527355]  ? print_usage_bug+0xc0/0xc0
[  758.531302] 1965979 pages RAM
[  758.534307]  ? __lock_acquire+0x62f/0x4c20
[  758.539408] 0 pages HighMem/MovableOnly
[  758.539416] 342853 pages reserved
[  758.542427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  758.546456] 0 pages cma reserved
[  758.549546]  ? should_fail+0x22d/0xd01
[  758.553952] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  758.557800]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  758.561226] kworker/1:0 cpuset=/ mems_allowed=0
[  758.566840]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  758.599352]  ? __lock_acquire+0x62f/0x4c20
[  758.603597]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  758.608700]  ? __lock_acquire+0x62f/0x4c20
[  758.612923]  ? should_fail+0x22d/0xd01
[  758.616809]  ? rcu_irq_exit+0x1a2/0x390
[  758.621038]  ? mark_held_locks+0x130/0x130
[  758.625272]  ? mark_held_locks+0x130/0x130
[  758.629525]  ? mark_held_locks+0xc7/0x130
[  758.633676]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  758.638697]  ? zap_class+0x640/0x640
[  758.642405]  ? print_usage_bug+0xc0/0xc0
[  758.646468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  758.652000]  ? check_preemption_disabled+0x48/0x280
[  758.657026]  ? __lock_is_held+0xb5/0x140
[  758.661574]  __alloc_pages_nodemask+0xa80/0xde0
[  758.666245]  ? zap_class+0x640/0x640
[  758.670001]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  758.675023]  ? find_held_lock+0x36/0x1c0
[  758.679091]  ? ____cache_alloc_node+0x1c7/0x1e0
[  758.683760]  ? lock_downgrade+0x900/0x900
[  758.687909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  758.693443]  cache_grow_begin+0xa5/0x8c0
[  758.697496]  ? do_raw_spin_unlock+0xa7/0x330
[  758.701908]  fallback_alloc+0x204/0x2e0
[  758.705881]  ____cache_alloc_node+0x1c7/0x1e0
[  758.710378]  kmem_cache_alloc_node+0xe3/0x730
[  758.714892]  ? ipv6_get_ifaddr+0x42e/0x620
[  758.719380]  __alloc_skb+0x119/0x770
[  758.723086]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  758.728373]  ? netdev_alloc_frag+0x1f0/0x1f0
[  758.732778]  ? lock_downgrade+0x900/0x900
[  758.736930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  758.742577]  ? refcount_sub_and_test_checked+0x203/0x310
[  758.748051]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  758.753499]  ? addrconf_rs_timer+0x690/0x690
[  758.757916]  ndisc_alloc_skb+0x144/0x340
[  758.761971]  ndisc_send_rs+0x331/0x6e0
[  758.765855]  addrconf_rs_timer+0x314/0x690
[  758.770107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  758.774344]  call_timer_fn+0x272/0x920
[  758.778227]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  758.782453]  ? process_timeout+0x40/0x40
[  758.786518]  ? mark_held_locks+0xc7/0x130
[  758.790667]  ? _raw_spin_unlock_irq+0x27/0x80
[  758.795269]  ? _raw_spin_unlock_irq+0x27/0x80
[  758.799772]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  758.804003]  ? lockdep_hardirqs_on+0x296/0x5b0
[  758.808578]  ? trace_hardirqs_on+0xbd/0x310
[  758.812894]  ? kasan_check_read+0x11/0x20
[  758.817047]  ? __run_timers+0x7da/0xc70
[  758.821213]  ? trace_hardirqs_off_caller+0x310/0x310
[  758.826314]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  758.830547]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  758.834773]  __run_timers+0x7e5/0xc70
[  758.838577]  ? timer_fixup_init+0x70/0x70
[  758.842719]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  758.847731]  ? zap_class+0x640/0x640
[  758.851444]  ? print_usage_bug+0xc0/0xc0
[  758.855512]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  758.860715]  ? find_held_lock+0x36/0x1c0
[  758.864787]  ? zap_class+0x640/0x640
[  758.868505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  758.874039]  ? check_preemption_disabled+0x48/0x280
[  758.879051]  ? __lock_is_held+0xb5/0x140
[  758.883106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  758.888638]  ? check_preemption_disabled+0x48/0x280
[  758.893667]  run_timer_softirq+0x52/0xb0
[  758.897727]  ? rcu_read_lock_sched_held+0x14f/0x180
[  758.902736]  __do_softirq+0x308/0xb7e
[  758.906530]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  758.911017]  ? lock_downgrade+0x900/0x900
[  758.915163]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  758.920479]  ? pvclock_read_flags+0x160/0x160
[  758.924972]  ? lapic_next_event+0x5a/0x90
[  758.929119]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  758.934661]  ? kvm_clock_read+0x18/0x30
[  758.938634]  ? kvm_sched_clock_read+0x9/0x20
[  758.943047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  758.948578]  ? check_preemption_disabled+0x48/0x280
[  758.953595]  irq_exit+0x17f/0x1c0
[  758.957049]  smp_apic_timer_interrupt+0x1cb/0x760
[  758.961888]  ? smp_reschedule_interrupt+0x109/0x650
[  758.967012]  ? smp_call_function_single_interrupt+0x650/0x650
[  758.972894]  ? interrupt_entry+0xb5/0xc0
[  758.976953]  ? trace_hardirqs_off_caller+0xbb/0x310
[  758.981964]  ? trace_hardirqs_off_caller+0xbb/0x310
[  758.987090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  758.991930]  ? trace_hardirqs_on_caller+0x310/0x310
[  758.996941]  ? trace_hardirqs_on_caller+0x310/0x310
[  759.001948]  ? task_prio+0x50/0x50
[  759.005573]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  759.011108]  ? check_preemption_disabled+0x48/0x280
[  759.016135]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  759.021269]  apic_timer_interrupt+0xf/0x20
[  759.025503]  </IRQ>
[  759.027732] RIP: 0010:console_unlock+0x102f/0x1190
[  759.032671] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  759.051563] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  759.059264] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  759.066524] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  759.073795] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  759.081055] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  759.088318] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  759.095621]  ? netconsole_netdev_event+0x280/0x280
[  759.100568]  ? console_unlock+0x1026/0x1190
[  759.104894]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  759.109548]  ? vprintk_emit+0x846/0x990
[  759.113642]  ? lock_release+0xa00/0xa00
[  759.117634]  ? trace_hardirqs_on+0x70/0x310
[  759.122217]  ? vprintk_default+0x28/0x30
[  759.126273]  ? trace_hardirqs_off_caller+0x310/0x310
[  759.131376]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  759.137025]  vprintk_emit+0x391/0x990
[  759.140833]  ? wake_up_klogd+0x180/0x180
[  759.144913]  ? find_held_lock+0x11/0x1c0
[  759.148988]  ? mark_held_locks+0xc7/0x130
[  759.153131]  ? _raw_spin_unlock_irq+0x27/0x80
[  759.157616]  ? _raw_spin_unlock_irq+0x27/0x80
[  759.162115]  vprintk_default+0x28/0x30
[  759.166012]  vprintk_func+0x7e/0x181
[  759.169731]  printk+0xa7/0xcf
[  759.172835]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  759.177585]  ? _raw_spin_unlock_irq+0x60/0x80
[  759.182119]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  759.187399]  dump_header+0x7cc/0xf72
[  759.191120]  ? pagefault_out_of_memory+0x197/0x197
[  759.196060]  ? __lock_acquire+0x62f/0x4c20
[  759.200307]  ? print_usage_bug+0xc0/0xc0
[  759.204370]  ? zap_class+0x640/0x640
[  759.208074]  ? zap_class+0x640/0x640
[  759.211784]  ? print_usage_bug+0xc0/0xc0
[  759.215842]  ? print_usage_bug+0xc0/0xc0
[  759.220124]  ? find_held_lock+0x36/0x1c0
[  759.224194]  ? mark_held_locks+0xc7/0x130
[  759.228341]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  759.233439]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  759.238537]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  759.243126]  ? trace_hardirqs_on+0xbd/0x310
[  759.247440]  ? kasan_check_read+0x11/0x20
[  759.251594]  ? ___ratelimit+0x3b4/0x672
[  759.255564]  ? trace_hardirqs_off_caller+0x310/0x310
[  759.260748]  ? trace_hardirqs_on+0x310/0x310
[  759.265154]  ? lock_downgrade+0x900/0x900
[  759.269301]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  759.274514]  ? ___ratelimit+0x3b9/0x672
[  759.278589]  ? idr_get_free+0xf70/0xf70
[  759.282554]  ? kasan_check_read+0x11/0x20
[  759.286709]  ? do_raw_spin_unlock+0xa7/0x330
[  759.291118]  oom_kill_process.cold.27+0x10/0x903
[  759.295873]  ? zap_class+0x640/0x640
[  759.299681]  ? _raw_spin_unlock+0x2c/0x50
[  759.303827]  ? oom_badness+0xe6/0xaa0
[  759.307626]  ? oom_evaluate_task+0x540/0x540
[  759.312038]  ? find_held_lock+0x36/0x1c0
[  759.316097]  ? out_of_memory+0x974/0x1430
[  759.320479]  ? lock_downgrade+0x900/0x900
[  759.324632]  ? check_preemption_disabled+0x48/0x280
[  759.329663]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  759.334605]  ? kasan_check_read+0x11/0x20
[  759.338928]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  759.344193]  ? rcu_softirq_qs+0x20/0x20
[  759.348160]  ? kasan_check_write+0x14/0x20
[  759.352401]  ? oom_evaluate_task+0x302/0x540
[  759.356815]  out_of_memory+0xa84/0x1430
[  759.360791]  ? oom_killer_disable+0x3a0/0x3a0
[  759.365289]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  759.370214]  ? __ww_mutex_check_waiters+0x160/0x160
[  759.375248]  __alloc_pages_slowpath+0x2354/0x2e10
[  759.380194]  ? warn_alloc+0x120/0x120
[  759.384003]  ? mark_held_locks+0x130/0x130
[  759.388268]  ? find_get_entry+0xaae/0x1120
[  759.392522]  ? filemap_map_pages+0x1a20/0x1a20
[  759.397229]  ? zap_class+0x640/0x640
[  759.400947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  759.406479]  ? check_preemption_disabled+0x48/0x280
[  759.411487]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  759.417014]  ? should_fail+0x22d/0xd01
[  759.421201]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  759.426297]  ? zap_class+0x640/0x640
[  759.430046]  ? __lock_is_held+0xb5/0x140
[  759.434198]  ? mark_held_locks+0x130/0x130
[  759.438430]  ? lock_release+0xa00/0xa00
[  759.442398]  ? perf_trace_sched_process_exec+0x860/0x860
[  759.447844]  ? xa_load+0x2ba/0x460
[  759.451381]  ? lock_downgrade+0x900/0x900
[  759.455527]  ? __might_sleep+0x95/0x190
[  759.459501]  __alloc_pages_nodemask+0xa80/0xde0
[  759.464171]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  759.469182]  ? __page_cache_alloc+0x191/0x5c0
[  759.473672]  ? xa_load+0x2e1/0x460
[  759.477208]  ? xa_clear_mark+0x40/0x40
[  759.481112]  ? zap_class+0x640/0x640
[  759.484826]  ? zap_class+0x640/0x640
[  759.488530]  ? zap_class+0x640/0x640
[  759.492239]  ? __do_page_cache_readahead+0x663/0x810
[  759.497363]  ? find_held_lock+0x36/0x1c0
[  759.501435]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  759.506974]  alloc_pages_current+0x173/0x350
[  759.511381]  __page_cache_alloc+0x38c/0x5c0
[  759.515698]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  759.520938]  ? kasan_check_read+0x11/0x20
[  759.525083]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  759.530363]  ? generic_perform_write+0x6a0/0x6a0
[  759.535131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  759.540667]  ? check_preemption_disabled+0x48/0x280
[  759.545700]  filemap_fault+0x1595/0x25f0
[  759.549794]  ? __lock_page_or_retry+0xa00/0xa00
[  759.554455]  ? mark_held_locks+0x130/0x130
[  759.558702]  ? filemap_map_pages+0xd6b/0x1a20
[  759.563395]  ? lock_downgrade+0x900/0x900
[  759.567538]  ? check_preemption_disabled+0x48/0x280
[  759.572550]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  759.577471]  ? kasan_check_read+0x11/0x20
[  759.581644]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  759.586919]  ? rcu_softirq_qs+0x20/0x20
[  759.590999]  ? filemap_map_pages+0xd92/0x1a20
[  759.595600]  ? find_get_entries_tag+0x1400/0x1400
[  759.600462]  ? futex_wake+0x760/0x760
[  759.604272]  ? lock_acquire+0x1ed/0x520
[  759.608242]  ? ext4_filemap_fault+0x7a/0xad
[  759.612561]  ? lock_release+0xa00/0xa00
[  759.616526]  ? perf_trace_sched_process_exec+0x860/0x860
[  759.622191]  ? print_usage_bug+0xc0/0xc0
[  759.626250]  ? print_usage_bug+0xc0/0xc0
[  759.630330]  ? down_read+0x8d/0x120
[  759.633949]  ? ext4_filemap_fault+0x7a/0xad
[  759.638268]  ? __down_interruptible+0x700/0x700
[  759.642943]  ext4_filemap_fault+0x82/0xad
[  759.647082]  __do_fault+0x100/0x6b0
[  759.650709]  ? pmd_devmap_trans_unstable+0x220/0x220
[  759.655807]  ? mark_held_locks+0x130/0x130
[  759.660036]  ? mark_held_locks+0x130/0x130
[  759.664264]  ? __might_fault+0x12b/0x1e0
[  759.668322]  ? lock_downgrade+0x900/0x900
[  759.672474]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  759.678020]  __handle_mm_fault+0x3ea0/0x5be0
[  759.682428]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  759.687488]  ? kasan_check_read+0x11/0x20
[  759.691635]  ? _copy_to_user+0xc8/0x110
[  759.695621]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  759.701177]  ? zap_class+0x640/0x640
[  759.704885]  ? zap_class+0x640/0x640
[  759.708605]  ? find_held_lock+0x36/0x1c0
[  759.712680]  ? handle_mm_fault+0x42a/0xc70
[  759.716921]  ? lock_downgrade+0x900/0x900
[  759.721311]  ? check_preemption_disabled+0x48/0x280
[  759.726323]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  759.731247]  ? kasan_check_read+0x11/0x20
[  759.735387]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  759.740668]  ? rcu_softirq_qs+0x20/0x20
[  759.744649]  ? trace_hardirqs_off_caller+0x310/0x310
[  759.749749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  759.755278]  ? check_preemption_disabled+0x48/0x280
[  759.760296]  handle_mm_fault+0x54f/0xc70
[  759.764356]  ? __handle_mm_fault+0x5be0/0x5be0
[  759.768933]  ? find_vma+0x34/0x190
[  759.772473]  __do_page_fault+0x5e8/0xe60
[  759.776613]  ? trace_hardirqs_off+0xb8/0x310
[  759.781036]  do_page_fault+0xf2/0x7e0
[  759.784832]  ? vmalloc_sync_all+0x30/0x30
[  759.789061]  ? error_entry+0x70/0xd0
[  759.792774]  ? trace_hardirqs_off_caller+0xbb/0x310
[  759.797781]  ? trace_hardirqs_on_caller+0xc0/0x310
[  759.802722]  ? syscall_return_slowpath+0x5e0/0x5e0
[  759.807669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  759.812506]  ? trace_hardirqs_on_caller+0x310/0x310
[  759.817524]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  759.823189]  ? prepare_exit_to_usermode+0x291/0x3b0
[  759.828329]  ? page_fault+0x8/0x30
[  759.831871]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  759.836713]  ? page_fault+0x8/0x30
[  759.840247]  page_fault+0x1e/0x30
[  759.843689] RIP: 0033:0x407e06
[  759.846908] Code: Bad RIP value.
[  759.850264] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  759.855634] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  759.862910] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  759.870168] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  759.877425] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  759.884687] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  759.891977] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  759.892042] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  759.898902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  759.898919] Workqueue: events_power_efficient neigh_periodic_work
[  759.905469] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  759.914727] Call Trace:
[  759.921212] syz-fuzzer cpuset=/ mems_allowed=0
[  759.931428]  dump_stack+0x244/0x39d
[  759.942168]  ? dump_stack_print_info.cold.1+0x20/0x20
[  759.947364]  warn_alloc.cold.116+0xb7/0x1bd
[  759.951682]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  759.956529]  ? lock_downgrade+0x900/0x900
[  759.960682]  ? trace_hardirqs_off+0xb8/0x310
[  759.965098]  ? trace_hardirqs_off+0xb8/0x310
[  759.969510]  __alloc_pages_slowpath+0x26e8/0x2e10
[  759.974373]  ? warn_alloc+0x120/0x120
[  759.978174]  ? warn_alloc+0x120/0x120
[  759.981977]  ? warn_alloc+0x120/0x120
[  759.985778]  ? print_usage_bug+0xc0/0xc0
[  759.989834]  ? __lock_acquire+0x62f/0x4c20
[  759.994070]  ? print_usage_bug+0xc0/0xc0
[  759.998145]  ? __lock_acquire+0x62f/0x4c20
[  760.002378]  ? update_load_avg+0x387/0x2470
[  760.006705]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  760.012244]  ? should_fail+0x22d/0xd01
[  760.016136]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  760.021718]  ? __lock_acquire+0x62f/0x4c20
[  760.025951]  ? __lock_acquire+0x62f/0x4c20
[  760.030179]  ? should_fail+0x22d/0xd01
[  760.034075]  ? mark_held_locks+0x130/0x130
[  760.038313]  ? mark_held_locks+0x130/0x130
[  760.042541]  ? mark_held_locks+0xc7/0x130
[  760.046689]  ? zap_class+0x640/0x640
[  760.050422]  ? zap_class+0x640/0x640
[  760.054141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  760.059673]  ? check_preemption_disabled+0x48/0x280
[  760.064689]  ? __lock_is_held+0xb5/0x140
[  760.068767]  __alloc_pages_nodemask+0xa80/0xde0
[  760.073430]  ? zap_class+0x640/0x640
[  760.077155]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  760.082262]  ? find_held_lock+0x36/0x1c0
[  760.086327]  ? ____cache_alloc_node+0x1c7/0x1e0
[  760.091010]  ? lock_downgrade+0x900/0x900
[  760.095176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  760.100854]  cache_grow_begin+0xa5/0x8c0
[  760.104931]  ? do_raw_spin_unlock+0xa7/0x330
[  760.109338]  fallback_alloc+0x204/0x2e0
[  760.113310]  ____cache_alloc_node+0x1c7/0x1e0
[  760.117806]  kmem_cache_alloc_node+0xe3/0x730
[  760.123002]  ? zap_class+0x640/0x640
[  760.126724]  __alloc_skb+0x119/0x770
[  760.130439]  ? netdev_alloc_frag+0x1f0/0x1f0
[  760.134850]  ? neigh_periodic_work+0x8ca/0xc60
[  760.139458]  ? lock_downgrade+0x900/0x900
[  760.143637]  ? kasan_check_read+0x11/0x20
[  760.147780]  ? do_raw_write_lock+0x14f/0x310
[  760.152193]  __neigh_notify+0x8c/0x160
[  760.156096]  neigh_cleanup_and_release+0x7b/0xe0
[  760.160849]  neigh_periodic_work+0x8d2/0xc60
[  760.165372]  ? neigh_table_clear+0x390/0x390
[  760.169778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  760.175312]  ? check_preemption_disabled+0x48/0x280
[  760.180331]  ? __lock_is_held+0xb5/0x140
[  760.184398]  process_one_work+0xc90/0x1c40
[  760.188625]  ? mark_held_locks+0x130/0x130
[  760.192861]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  760.197635]  ? __switch_to_asm+0x40/0x70
[  760.201691]  ? __switch_to_asm+0x40/0x70
[  760.205759]  ? __switch_to_asm+0x34/0x70
[  760.209812]  ? __switch_to_asm+0x40/0x70
[  760.213969]  ? __switch_to_asm+0x34/0x70
[  760.218025]  ? __switch_to_asm+0x40/0x70
[  760.222560]  ? __switch_to_asm+0x34/0x70
[  760.226624]  ? __switch_to_asm+0x40/0x70
[  760.230713]  ? __schedule+0x8d7/0x21d0
[  760.234689]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  760.239301]  ? zap_class+0x640/0x640
[  760.243019]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  760.247780]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  760.252373]  ? lock_acquire+0x1ed/0x520
[  760.256352]  ? worker_thread+0x3e0/0x1390
[  760.260512]  ? kasan_check_read+0x11/0x20
[  760.264656]  ? do_raw_spin_lock+0x14f/0x350
[  760.268974]  ? kasan_check_read+0x11/0x20
[  760.273133]  ? rwlock_bug.part.2+0x90/0x90
[  760.277446]  ? trace_hardirqs_on+0x310/0x310
[  760.281861]  worker_thread+0x17f/0x1390
[  760.285831]  ? __switch_to_asm+0x34/0x70
[  760.289920]  ? process_one_work+0x1c40/0x1c40
[  760.294436]  ? __sched_text_start+0x8/0x8
[  760.298599]  ? __kthread_parkme+0xce/0x1a0
[  760.302830]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  760.307923]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  760.313013]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  760.317627]  ? trace_hardirqs_on+0xbd/0x310
[  760.322617]  ? kasan_check_read+0x11/0x20
[  760.326764]  ? __kthread_parkme+0xce/0x1a0
[  760.330994]  ? trace_hardirqs_off_caller+0x310/0x310
[  760.336096]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  760.341192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  760.346716]  ? __kthread_parkme+0xfb/0x1a0
[  760.350946]  ? process_one_work+0x1c40/0x1c40
[  760.355430]  kthread+0x35a/0x440
[  760.358788]  ? kthread_stop+0x900/0x900
[  760.362752]  ret_from_fork+0x3a/0x50
[  760.366552] warn_alloc_show_mem: 1 callbacks suppressed
[  760.366561] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  760.366563] Mem-Info:
[  760.366591] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  760.366591]  active_file:32 inactive_file:0 isolated_file:0
[  760.366591]  unevictable:0 dirty:0 writeback:0 unstable:0
[  760.366591]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  760.366591]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  760.366591]  free:13730 free_pcp:227 free_cma:0
[  760.371925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  760.378936] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  760.381323] Call Trace:
[  760.414481] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  760.424068]  <IRQ>
[  760.452107] lowmem_reserve[]: 0 2818 6321 6321
[  760.454703]  dump_stack+0x244/0x39d
[  760.480991] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  760.483134]  ? dump_stack_print_info.cold.1+0x20/0x20
[  760.487688] lowmem_reserve[]: 0 0 3503 3503
[  760.491309]  warn_alloc.cold.116+0xb7/0x1bd
[  760.518773] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  760.524176]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  760.528466] lowmem_reserve[]: 0 0 0 0
[  760.532783]  ? lock_downgrade+0x900/0x900
[  760.561814] 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
[  760.566660]  ? trace_hardirqs_off+0xb8/0x310
[  760.570440] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  760.574579]  ? trace_hardirqs_off+0xb8/0x310
[  760.588070] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  760.592470]  __alloc_pages_slowpath+0x26e8/0x2e10
[  760.607291] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  760.611703]  ? warn_alloc+0x120/0x120
[  760.626281] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  760.631109]  ? print_usage_bug+0xc0/0xc0
[  760.639930] 6658 total pagecache pages
[  760.643713]  ? warn_alloc+0x120/0x120
[  760.652375] 0 pages in swap cache
[  760.656522]  ? warn_alloc+0x120/0x120
[  760.660647] Swap cache stats: add 0, delete 0, find 0/0
[  760.660656] Free swap  = 0kB
[  760.664454]  ? print_usage_bug+0xc0/0xc0
[  760.667880] Total swap = 0kB
[  760.671682]  ? kvm_clock_read+0x18/0x30
[  760.677011] 1965979 pages RAM
[  760.680013]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  760.684045] 0 pages HighMem/MovableOnly
[  760.687051]  ? print_usage_bug+0xc0/0xc0
[  760.690988] 342853 pages reserved
[  760.690994] 0 pages cma reserved
[  760.694084]  ? __lock_acquire+0x62f/0x4c20
[  760.718109]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  760.721661] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  760.723928]  ? should_fail+0x22d/0xd01
[  760.734391] syz-executor0 cpuset=syz0 mems_allowed=0
[  760.738270]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  760.748740]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  760.753933]  ? __lock_acquire+0x62f/0x4c20
[  760.758169]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  760.763267]  ? __lock_acquire+0x62f/0x4c20
[  760.767497]  ? should_fail+0x22d/0xd01
[  760.771376]  ? rcu_irq_exit+0x1a2/0x390
[  760.775471]  ? mark_held_locks+0x130/0x130
[  760.779704]  ? mark_held_locks+0x130/0x130
[  760.783955]  ? mark_held_locks+0xc7/0x130
[  760.788095]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  760.793577]  ? zap_class+0x640/0x640
[  760.797407]  ? print_usage_bug+0xc0/0xc0
[  760.801470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  760.807116]  ? check_preemption_disabled+0x48/0x280
[  760.812141]  ? __lock_is_held+0xb5/0x140
[  760.816205]  __alloc_pages_nodemask+0xa80/0xde0
[  760.821100]  ? zap_class+0x640/0x640
[  760.824914]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  760.829943]  ? find_held_lock+0x36/0x1c0
[  760.834007]  ? ____cache_alloc_node+0x1c7/0x1e0
[  760.838674]  ? lock_downgrade+0x900/0x900
[  760.842823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  760.848359]  cache_grow_begin+0xa5/0x8c0
[  760.852418]  ? do_raw_spin_unlock+0xa7/0x330
[  760.856917]  fallback_alloc+0x204/0x2e0
[  760.860895]  ____cache_alloc_node+0x1c7/0x1e0
[  760.865392]  kmem_cache_alloc_node+0xe3/0x730
[  760.869882]  ? ipv6_get_ifaddr+0x42e/0x620
[  760.874129]  __alloc_skb+0x119/0x770
[  760.877842]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  760.883202]  ? netdev_alloc_frag+0x1f0/0x1f0
[  760.887616]  ? lock_downgrade+0x900/0x900
[  760.891763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  760.897295]  ? refcount_sub_and_test_checked+0x203/0x310
[  760.902742]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  760.908185]  ? addrconf_rs_timer+0x690/0x690
[  760.912644]  ndisc_alloc_skb+0x144/0x340
[  760.916710]  ndisc_send_rs+0x331/0x6e0
[  760.920855]  addrconf_rs_timer+0x314/0x690
[  760.925095]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  760.929332]  call_timer_fn+0x272/0x920
[  760.933302]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  760.937532]  ? process_timeout+0x40/0x40
[  760.941609]  ? mark_held_locks+0xc7/0x130
[  760.945843]  ? _raw_spin_unlock_irq+0x27/0x80
[  760.950332]  ? _raw_spin_unlock_irq+0x27/0x80
[  760.954838]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  760.959066]  ? lockdep_hardirqs_on+0x296/0x5b0
[  760.963655]  ? trace_hardirqs_on+0xbd/0x310
[  760.967976]  ? kasan_check_read+0x11/0x20
[  760.972116]  ? __run_timers+0x7da/0xc70
[  760.976085]  ? trace_hardirqs_off_caller+0x310/0x310
[  760.981186]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  760.985420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  760.989648]  __run_timers+0x7e5/0xc70
[  760.993456]  ? timer_fixup_init+0x70/0x70
[  760.997611]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  761.002634]  ? zap_class+0x640/0x640
[  761.006350]  ? print_usage_bug+0xc0/0xc0
[  761.010408]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  761.015610]  ? find_held_lock+0x36/0x1c0
[  761.020072]  ? zap_class+0x640/0x640
[  761.023787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  761.029323]  ? check_preemption_disabled+0x48/0x280
[  761.034353]  ? __lock_is_held+0xb5/0x140
[  761.038407]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  761.043935]  ? check_preemption_disabled+0x48/0x280
[  761.048949]  run_timer_softirq+0x52/0xb0
[  761.053089]  ? rcu_read_lock_sched_held+0x14f/0x180
[  761.058117]  __do_softirq+0x308/0xb7e
[  761.061913]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  761.066401]  ? lock_downgrade+0x900/0x900
[  761.070552]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  761.075678]  ? pvclock_read_flags+0x160/0x160
[  761.080195]  ? lapic_next_event+0x5a/0x90
[  761.084339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  761.089879]  ? kvm_clock_read+0x18/0x30
[  761.093850]  ? kvm_sched_clock_read+0x9/0x20
[  761.098257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  761.103787]  ? check_preemption_disabled+0x48/0x280
[  761.108818]  irq_exit+0x17f/0x1c0
[  761.112271]  smp_apic_timer_interrupt+0x1cb/0x760
[  761.117193]  ? smp_reschedule_interrupt+0x109/0x650
[  761.122486]  ? smp_call_function_single_interrupt+0x650/0x650
[  761.128382]  ? interrupt_entry+0xb5/0xc0
[  761.132440]  ? trace_hardirqs_off_caller+0xbb/0x310
[  761.137453]  ? trace_hardirqs_off_caller+0xbb/0x310
[  761.142471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  761.147426]  ? trace_hardirqs_on_caller+0x310/0x310
[  761.152450]  ? trace_hardirqs_on_caller+0x310/0x310
[  761.158065]  ? task_prio+0x50/0x50
[  761.161618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  761.167153]  ? check_preemption_disabled+0x48/0x280
[  761.172169]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  761.177016]  apic_timer_interrupt+0xf/0x20
[  761.181239]  </IRQ>
[  761.183472] RIP: 0010:console_unlock+0x102f/0x1190
[  761.188402] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  761.207484] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  761.215186] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  761.222730] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  761.229994] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  761.237251] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  761.244603] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  761.251974]  ? netconsole_netdev_event+0x280/0x280
[  761.256904]  ? console_unlock+0x1026/0x1190
[  761.261234]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  761.265896]  ? vprintk_emit+0x846/0x990
[  761.269864]  ? lock_release+0xa00/0xa00
[  761.273835]  ? trace_hardirqs_on+0x70/0x310
[  761.278240]  ? vprintk_default+0x28/0x30
[  761.282317]  ? trace_hardirqs_off_caller+0x310/0x310
[  761.287503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  761.293042]  vprintk_emit+0x391/0x990
[  761.296838]  ? wake_up_klogd+0x180/0x180
[  761.300893]  ? find_held_lock+0x11/0x1c0
[  761.304955]  ? mark_held_locks+0xc7/0x130
[  761.309108]  ? _raw_spin_unlock_irq+0x27/0x80
[  761.313600]  ? _raw_spin_unlock_irq+0x27/0x80
[  761.318093]  vprintk_default+0x28/0x30
[  761.322214]  vprintk_func+0x7e/0x181
[  761.325928]  printk+0xa7/0xcf
[  761.329130]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  761.333911]  ? _raw_spin_unlock_irq+0x60/0x80
[  761.338412]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  761.343691]  dump_header+0x7cc/0xf72
[  761.347410]  ? pagefault_out_of_memory+0x197/0x197
[  761.352445]  ? __lock_acquire+0x62f/0x4c20
[  761.356677]  ? print_usage_bug+0xc0/0xc0
[  761.360741]  ? zap_class+0x640/0x640
[  761.364448]  ? zap_class+0x640/0x640
[  761.368155]  ? print_usage_bug+0xc0/0xc0
[  761.372299]  ? print_usage_bug+0xc0/0xc0
[  761.376363]  ? find_held_lock+0x36/0x1c0
[  761.380431]  ? mark_held_locks+0xc7/0x130
[  761.384582]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  761.389775]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  761.394875]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  761.399543]  ? trace_hardirqs_on+0xbd/0x310
[  761.403874]  ? kasan_check_read+0x11/0x20
[  761.408036]  ? ___ratelimit+0x3b4/0x672
[  761.412006]  ? trace_hardirqs_off_caller+0x310/0x310
[  761.417107]  ? trace_hardirqs_on+0x310/0x310
[  761.421784]  ? lock_downgrade+0x900/0x900
[  761.425931]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  761.431030]  ? ___ratelimit+0x3b9/0x672
[  761.435006]  ? idr_get_free+0xf70/0xf70
[  761.438991]  ? kasan_check_read+0x11/0x20
[  761.443135]  ? do_raw_spin_unlock+0xa7/0x330
[  761.447549]  oom_kill_process.cold.27+0x10/0x903
[  761.452311]  ? zap_class+0x640/0x640
[  761.456021]  ? _raw_spin_unlock+0x2c/0x50
[  761.460160]  ? oom_badness+0xe6/0xaa0
[  761.463966]  ? oom_evaluate_task+0x540/0x540
[  761.468373]  ? find_held_lock+0x36/0x1c0
[  761.472449]  ? out_of_memory+0x974/0x1430
[  761.476602]  ? lock_downgrade+0x900/0x900
[  761.480745]  ? check_preemption_disabled+0x48/0x280
[  761.485758]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  761.490944]  ? kasan_check_read+0x11/0x20
[  761.495089]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  761.500360]  ? rcu_softirq_qs+0x20/0x20
[  761.504331]  ? kasan_check_write+0x14/0x20
[  761.508599]  ? oom_evaluate_task+0x302/0x540
[  761.513002]  out_of_memory+0xa84/0x1430
[  761.516973]  ? oom_killer_disable+0x3a0/0x3a0
[  761.521708]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  761.526642]  ? __ww_mutex_check_waiters+0x160/0x160
[  761.531679]  __alloc_pages_slowpath+0x2354/0x2e10
[  761.536644]  ? warn_alloc+0x120/0x120
[  761.540452]  ? mark_held_locks+0x130/0x130
[  761.544687]  ? find_get_entry+0xaae/0x1120
[  761.549040]  ? filemap_map_pages+0x1a20/0x1a20
[  761.553632]  ? zap_class+0x640/0x640
[  761.557342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  761.562871]  ? check_preemption_disabled+0x48/0x280
[  761.567883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  761.573426]  ? should_fail+0x22d/0xd01
[  761.577314]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  761.582409]  ? zap_class+0x640/0x640
[  761.586156]  ? __lock_is_held+0xb5/0x140
[  761.590221]  ? mark_held_locks+0x130/0x130
[  761.594452]  ? lock_release+0xa00/0xa00
[  761.598418]  ? perf_trace_sched_process_exec+0x860/0x860
[  761.603865]  ? xa_load+0x2ba/0x460
[  761.607412]  ? lock_downgrade+0x900/0x900
[  761.611584]  ? __might_sleep+0x95/0x190
[  761.615588]  __alloc_pages_nodemask+0xa80/0xde0
[  761.620470]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  761.625480]  ? __page_cache_alloc+0x191/0x5c0
[  761.630079]  ? xa_load+0x2e1/0x460
[  761.633616]  ? xa_clear_mark+0x40/0x40
[  761.637497]  ? zap_class+0x640/0x640
[  761.641211]  ? zap_class+0x640/0x640
[  761.644914]  ? zap_class+0x640/0x640
[  761.648617]  ? __do_page_cache_readahead+0x663/0x810
[  761.653712]  ? find_held_lock+0x36/0x1c0
[  761.657796]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  761.663328]  alloc_pages_current+0x173/0x350
[  761.667729]  __page_cache_alloc+0x38c/0x5c0
[  761.672044]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  761.676967]  ? kasan_check_read+0x11/0x20
[  761.681107]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  761.686638]  ? generic_perform_write+0x6a0/0x6a0
[  761.691383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  761.696915]  ? check_preemption_disabled+0x48/0x280
[  761.701972]  filemap_fault+0x1595/0x25f0
[  761.706036]  ? __lock_page_or_retry+0xa00/0xa00
[  761.710724]  ? mark_held_locks+0x130/0x130
[  761.714964]  ? filemap_map_pages+0xd6b/0x1a20
[  761.719710]  ? lock_downgrade+0x900/0x900
[  761.723863]  ? check_preemption_disabled+0x48/0x280
[  761.728875]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  761.733896]  ? kasan_check_read+0x11/0x20
[  761.738037]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  761.743317]  ? rcu_softirq_qs+0x20/0x20
[  761.747297]  ? filemap_map_pages+0xd92/0x1a20
[  761.751801]  ? find_get_entries_tag+0x1400/0x1400
[  761.756645]  ? futex_wake+0x760/0x760
[  761.760565]  ? lock_acquire+0x1ed/0x520
[  761.764541]  ? ext4_filemap_fault+0x7a/0xad
[  761.768878]  ? lock_release+0xa00/0xa00
[  761.772849]  ? perf_trace_sched_process_exec+0x860/0x860
[  761.778296]  ? print_usage_bug+0xc0/0xc0
[  761.782439]  ? print_usage_bug+0xc0/0xc0
[  761.786508]  ? down_read+0x8d/0x120
[  761.790129]  ? ext4_filemap_fault+0x7a/0xad
[  761.794447]  ? __down_interruptible+0x700/0x700
[  761.799134]  ext4_filemap_fault+0x82/0xad
[  761.803279]  __do_fault+0x100/0x6b0
[  761.806904]  ? pmd_devmap_trans_unstable+0x220/0x220
[  761.812008]  ? mark_held_locks+0x130/0x130
[  761.816238]  ? mark_held_locks+0x130/0x130
[  761.820715]  ? __might_fault+0x12b/0x1e0
[  761.824773]  ? lock_downgrade+0x900/0x900
[  761.829075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  761.834644]  __handle_mm_fault+0x3ea0/0x5be0
[  761.839054]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  761.843902]  ? kasan_check_read+0x11/0x20
[  761.848048]  ? _copy_to_user+0xc8/0x110
[  761.852043]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  761.857672]  ? zap_class+0x640/0x640
[  761.861381]  ? zap_class+0x640/0x640
[  761.865114]  ? find_held_lock+0x36/0x1c0
[  761.869177]  ? handle_mm_fault+0x42a/0xc70
[  761.873420]  ? lock_downgrade+0x900/0x900
[  761.877575]  ? check_preemption_disabled+0x48/0x280
[  761.882594]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  761.887519]  ? kasan_check_read+0x11/0x20
[  761.891657]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  761.896935]  ? rcu_softirq_qs+0x20/0x20
[  761.900903]  ? trace_hardirqs_off_caller+0x310/0x310
[  761.906000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  761.911540]  ? check_preemption_disabled+0x48/0x280
[  761.916583]  handle_mm_fault+0x54f/0xc70
[  761.920898]  ? __handle_mm_fault+0x5be0/0x5be0
[  761.925479]  ? find_vma+0x34/0x190
[  761.929017]  __do_page_fault+0x5e8/0xe60
[  761.933181]  ? trace_hardirqs_off+0xb8/0x310
[  761.937594]  do_page_fault+0xf2/0x7e0
[  761.941388]  ? vmalloc_sync_all+0x30/0x30
[  761.945530]  ? error_entry+0x70/0xd0
[  761.949248]  ? trace_hardirqs_off_caller+0xbb/0x310
[  761.954259]  ? trace_hardirqs_on_caller+0xc0/0x310
[  761.959180]  ? syscall_return_slowpath+0x5e0/0x5e0
[  761.964098]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  761.968976]  ? trace_hardirqs_on_caller+0x310/0x310
[  761.973994]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  761.979449]  ? prepare_exit_to_usermode+0x291/0x3b0
[  761.984476]  ? page_fault+0x8/0x30
[  761.988034]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  761.992874]  ? page_fault+0x8/0x30
[  761.996409]  page_fault+0x1e/0x30
[  761.999861] RIP: 0033:0x407e06
[  762.003061] Code: Bad RIP value.
[  762.006419] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  762.011802] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  762.019337] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  762.026595] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  762.033855] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  762.041115] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  762.048401] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  762.048464] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  762.055673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  762.055679] Call Trace:
[  762.055701]  dump_stack+0x244/0x39d
[  762.055723]  ? dump_stack_print_info.cold.1+0x20/0x20
[  762.062263] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  762.071552]  warn_alloc.cold.116+0xb7/0x1bd
[  762.074102] syz-fuzzer cpuset=/ mems_allowed=0
[  762.077731]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  762.107149]  ? lock_downgrade+0x900/0x900
[  762.111297]  ? trace_hardirqs_off+0xb8/0x310
[  762.115703]  ? trace_hardirqs_off+0xb8/0x310
[  762.120619]  __alloc_pages_slowpath+0x26e8/0x2e10
[  762.125509]  ? warn_alloc+0x120/0x120
[  762.129319]  ? zap_class+0x640/0x640
[  762.133116]  ? warn_alloc+0x120/0x120
[  762.136919]  ? warn_alloc+0x120/0x120
[  762.140718]  ? print_usage_bug+0xc0/0xc0
[  762.144776]  ? find_held_lock+0x36/0x1c0
[  762.148835]  ? print_usage_bug+0xc0/0xc0
[  762.152982]  ? cpuacct_charge+0x265/0x440
[  762.157148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  762.162767]  ? should_fail+0x22d/0xd01
[  762.166647]  ? find_held_lock+0x36/0x1c0
[  762.170710]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  762.175899]  ? __lock_acquire+0x62f/0x4c20
[  762.180137]  ? should_fail+0x22d/0xd01
[  762.184044]  ? mark_held_locks+0x130/0x130
[  762.188281]  ? mark_held_locks+0x130/0x130
[  762.192518]  ? __lock_acquire+0x62f/0x4c20
[  762.196766]  ? zap_class+0x640/0x640
[  762.200493]  ? __lock_is_held+0xb5/0x140
[  762.204563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  762.210196]  ? check_preemption_disabled+0x48/0x280
[  762.215235]  ? __lock_is_held+0xb5/0x140
[  762.220377]  __alloc_pages_nodemask+0xa80/0xde0
[  762.225040]  ? zap_class+0x640/0x640
[  762.228763]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  762.233788]  ? find_held_lock+0x36/0x1c0
[  762.237856]  ? ____cache_alloc_node+0x1c7/0x1e0
[  762.242528]  ? lock_downgrade+0x900/0x900
[  762.246789]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  762.252327]  cache_grow_begin+0xa5/0x8c0
[  762.256379]  ? do_raw_spin_unlock+0xa7/0x330
[  762.260788]  fallback_alloc+0x204/0x2e0
[  762.264763]  ____cache_alloc_node+0x1c7/0x1e0
[  762.269262]  kmem_cache_alloc+0x1f8/0x730
[  762.273432]  skb_clone+0x1bb/0x500
[  762.276969]  ? finish_task_switch+0x1b4/0x910
[  762.281553]  ? skb_split+0x11e0/0x11e0
[  762.285438]  ? preempt_notifier_register+0x200/0x200
[  762.290534]  ? __switch_to_asm+0x34/0x70
[  762.294598]  ? __switch_to_asm+0x34/0x70
[  762.298650]  ? __switch_to_asm+0x40/0x70
[  762.302708]  ? __switch_to_asm+0x34/0x70
[  762.306761]  ? __switch_to_asm+0x40/0x70
[  762.310818]  ? __switch_to_asm+0x34/0x70
[  762.314872]  ? __switch_to_asm+0x40/0x70
[  762.319374]  ? __switch_to_asm+0x34/0x70
[  762.323519]  ? __switch_to_asm+0x34/0x70
[  762.327580]  ? __switch_to_asm+0x40/0x70
[  762.331636]  ? __switch_to_asm+0x34/0x70
[  762.335699]  bpf_clone_redirect+0xb9/0x490
[  762.339938]  ? __schedule+0x8d7/0x21d0
[  762.343827]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  762.348944]  ? __sched_text_start+0x8/0x8
[  762.353204]  ? retint_kernel+0x2d/0x2d
[  762.357102]  ? find_held_lock+0x36/0x1c0
[  762.361168]  ? lock_acquire+0x1ed/0x520
[  762.365141]  ? bpf_test_run+0x3cb/0x780
[  762.369200]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  762.374748]  ? check_preemption_disabled+0x48/0x280
[  762.379766]  ? kasan_check_read+0x11/0x20
[  762.383913]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  762.389271]  ? rcu_softirq_qs+0x20/0x20
[  762.393241]  ? preempt_schedule+0x4d/0x60
[  762.397475]  ? ___preempt_schedule+0x16/0x18
[  762.401975]  ? bpf_test_run+0x25d/0x780
[  762.405968]  ? netlink_diag_dump+0x2a0/0x2a0
[  762.410385]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  762.415921]  ? bpf_test_init.isra.10+0x70/0x100
[  762.421107]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  762.425867]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  762.430706]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  762.436238]  ? fput+0x130/0x1a0
[  762.439520]  ? __bpf_prog_get+0x9b/0x290
[  762.443579]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  762.448408]  ? bpf_prog_test_run+0x130/0x1a0
[  762.452815]  ? __x64_sys_bpf+0x3db/0x520
[  762.456877]  ? bpf_prog_get+0x20/0x20
[  762.460707]  ? do_syscall_64+0x1b9/0x820
[  762.464773]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  762.470258]  ? syscall_return_slowpath+0x5e0/0x5e0
[  762.475180]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  762.480019]  ? trace_hardirqs_on_caller+0x310/0x310
[  762.485038]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  762.490060]  ? prepare_exit_to_usermode+0x291/0x3b0
[  762.495088]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  762.499926]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  762.505296] warn_alloc_show_mem: 1 callbacks suppressed
[  762.505307] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  762.505308] Mem-Info:
[  762.505341] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  762.505341]  active_file:32 inactive_file:0 isolated_file:0
[  762.505341]  unevictable:0 dirty:0 writeback:0 unstable:0
[  762.505341]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  762.505341]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  762.505341]  free:13730 free_pcp:227 free_cma:0
[  762.510682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  762.510690] Call Trace:
[  762.517720] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  762.520379]  <IRQ>
[  762.553325] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  762.562675]  dump_stack+0x244/0x39d
[  762.565225] lowmem_reserve[]: 0 2818 6321 6321
[  762.593067]  ? dump_stack_print_info.cold.1+0x20/0x20
[  762.595188] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  762.621653]  warn_alloc.cold.116+0xb7/0x1bd
[  762.625241] lowmem_reserve[]: 0 0 3503 3503
[  762.629808]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  762.634965] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  762.663187]  ? lock_downgrade+0x900/0x900
[  762.667488] lowmem_reserve[]: 0 0 0 0
[  762.671809]  ? trace_hardirqs_off+0xb8/0x310
[  762.676621] 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
[  762.705772]  ? trace_hardirqs_off+0xb8/0x310
[  762.709888] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  762.713682]  __alloc_pages_slowpath+0x26e8/0x2e10
[  762.718057] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  762.732013]  ? warn_alloc+0x120/0x120
[  762.736401] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  762.751208]  ? print_usage_bug+0xc0/0xc0
[  762.756024] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  762.770307]  ? warn_alloc+0x120/0x120
[  762.774077] 6658 total pagecache pages
[  762.782895]  ? warn_alloc+0x120/0x120
[  762.786931] 0 pages in swap cache
[  762.796184]  ? print_usage_bug+0xc0/0xc0
[  762.799958] Swap cache stats: add 0, delete 0, find 0/0
[  762.803826]  ? kvm_clock_read+0x18/0x30
[  762.807598] Free swap  = 0kB
[  762.811050]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  762.811066]  ? print_usage_bug+0xc0/0xc0
[  762.815186] Total swap = 0kB
[  762.820745]  ? __lock_acquire+0x62f/0x4c20
[  762.824692] 1965979 pages RAM
[  762.827715]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  762.832698] 0 pages HighMem/MovableOnly
[  762.832706] 342853 pages reserved
[  762.836751]  ? should_fail+0x22d/0xd01
[  762.839740] 0 pages cma reserved
[  762.843964]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  762.868643] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  762.872526]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  762.882980] syz-executor0 cpuset=syz0 mems_allowed=0
[  762.888071]  ? __lock_acquire+0x62f/0x4c20
[  762.897367]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  762.902462]  ? __lock_acquire+0x62f/0x4c20
[  762.906691]  ? should_fail+0x22d/0xd01
[  762.910570]  ? rcu_irq_exit+0x1a2/0x390
[  762.914550]  ? mark_held_locks+0x130/0x130
[  762.918795]  ? mark_held_locks+0x130/0x130
[  762.923511]  ? mark_held_locks+0xc7/0x130
[  762.927686]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  762.932696]  ? zap_class+0x640/0x640
[  762.936404]  ? print_usage_bug+0xc0/0xc0
[  762.940466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  762.946000]  ? check_preemption_disabled+0x48/0x280
[  762.951020]  ? __lock_is_held+0xb5/0x140
[  762.955192]  __alloc_pages_nodemask+0xa80/0xde0
[  762.959858]  ? zap_class+0x640/0x640
[  762.963573]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  762.968602]  ? find_held_lock+0x36/0x1c0
[  762.972670]  ? ____cache_alloc_node+0x1c7/0x1e0
[  762.977334]  ? lock_downgrade+0x900/0x900
[  762.981484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  762.987146]  cache_grow_begin+0xa5/0x8c0
[  762.991201]  ? do_raw_spin_unlock+0xa7/0x330
[  762.995613]  fallback_alloc+0x204/0x2e0
[  762.999591]  ____cache_alloc_node+0x1c7/0x1e0
[  763.004099]  kmem_cache_alloc_node+0xe3/0x730
[  763.008689]  ? ipv6_get_ifaddr+0x42e/0x620
[  763.012926]  __alloc_skb+0x119/0x770
[  763.016630]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  763.022175]  ? netdev_alloc_frag+0x1f0/0x1f0
[  763.026576]  ? lock_downgrade+0x900/0x900
[  763.030728]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  763.036263]  ? refcount_sub_and_test_checked+0x203/0x310
[  763.041718]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  763.047348]  ? addrconf_rs_timer+0x690/0x690
[  763.051889]  ndisc_alloc_skb+0x144/0x340
[  763.055965]  ndisc_send_rs+0x331/0x6e0
[  763.059852]  addrconf_rs_timer+0x314/0x690
[  763.064090]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  763.068324]  call_timer_fn+0x272/0x920
[  763.072223]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  763.076448]  ? process_timeout+0x40/0x40
[  763.080540]  ? mark_held_locks+0xc7/0x130
[  763.084682]  ? _raw_spin_unlock_irq+0x27/0x80
[  763.089168]  ? _raw_spin_unlock_irq+0x27/0x80
[  763.093650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  763.097876]  ? lockdep_hardirqs_on+0x296/0x5b0
[  763.102461]  ? trace_hardirqs_on+0xbd/0x310
[  763.106768]  ? kasan_check_read+0x11/0x20
[  763.111005]  ? __run_timers+0x7da/0xc70
[  763.114966]  ? trace_hardirqs_off_caller+0x310/0x310
[  763.120312]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  763.124550]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  763.128778]  __run_timers+0x7e5/0xc70
[  763.132579]  ? timer_fixup_init+0x70/0x70
[  763.136717]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  763.141725]  ? zap_class+0x640/0x640
[  763.145433]  ? print_usage_bug+0xc0/0xc0
[  763.149521]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  763.154722]  ? find_held_lock+0x36/0x1c0
[  763.158776]  ? zap_class+0x640/0x640
[  763.162487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  763.168029]  ? check_preemption_disabled+0x48/0x280
[  763.173043]  ? __lock_is_held+0xb5/0x140
[  763.177094]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  763.182620]  ? check_preemption_disabled+0x48/0x280
[  763.187672]  run_timer_softirq+0x52/0xb0
[  763.191730]  ? rcu_read_lock_sched_held+0x14f/0x180
[  763.196735]  __do_softirq+0x308/0xb7e
[  763.200541]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  763.205112]  ? lock_downgrade+0x900/0x900
[  763.209260]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  763.214376]  ? pvclock_read_flags+0x160/0x160
[  763.218866]  ? lapic_next_event+0x5a/0x90
[  763.223281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  763.228813]  ? kvm_clock_read+0x18/0x30
[  763.232784]  ? kvm_sched_clock_read+0x9/0x20
[  763.237189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  763.242732]  ? check_preemption_disabled+0x48/0x280
[  763.247752]  irq_exit+0x17f/0x1c0
[  763.251199]  smp_apic_timer_interrupt+0x1cb/0x760
[  763.256037]  ? smp_reschedule_interrupt+0x109/0x650
[  763.261130]  ? smp_call_function_single_interrupt+0x650/0x650
[  763.267129]  ? interrupt_entry+0xb5/0xc0
[  763.271180]  ? trace_hardirqs_off_caller+0xbb/0x310
[  763.276301]  ? trace_hardirqs_off_caller+0xbb/0x310
[  763.281326]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  763.286165]  ? trace_hardirqs_on_caller+0x310/0x310
[  763.291186]  ? trace_hardirqs_on_caller+0x310/0x310
[  763.296213]  ? task_prio+0x50/0x50
[  763.299742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  763.305267]  ? check_preemption_disabled+0x48/0x280
[  763.310290]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  763.315129]  apic_timer_interrupt+0xf/0x20
[  763.319351]  </IRQ>
[  763.321851] RIP: 0010:console_unlock+0x102f/0x1190
[  763.326776] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  763.345664] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  763.353464] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  763.360722] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  763.368080] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  763.375335] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  763.382622] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  763.389914]  ? netconsole_netdev_event+0x280/0x280
[  763.394848]  ? console_unlock+0x1026/0x1190
[  763.399177]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  763.403837]  ? vprintk_emit+0x846/0x990
[  763.407836]  ? lock_release+0xa00/0xa00
[  763.411802]  ? trace_hardirqs_on+0x70/0x310
[  763.416117]  ? vprintk_default+0x28/0x30
[  763.420472]  ? trace_hardirqs_off_caller+0x310/0x310
[  763.425578]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  763.431111]  vprintk_emit+0x391/0x990
[  763.434925]  ? wake_up_klogd+0x180/0x180
[  763.438980]  ? find_held_lock+0x11/0x1c0
[  763.443038]  ? mark_held_locks+0xc7/0x130
[  763.447176]  ? _raw_spin_unlock_irq+0x27/0x80
[  763.451660]  ? _raw_spin_unlock_irq+0x27/0x80
[  763.456177]  vprintk_default+0x28/0x30
[  763.460157]  vprintk_func+0x7e/0x181
[  763.463867]  printk+0xa7/0xcf
[  763.466967]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  763.471716]  ? _raw_spin_unlock_irq+0x60/0x80
[  763.476219]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  763.481505]  dump_header+0x7cc/0xf72
[  763.485226]  ? pagefault_out_of_memory+0x197/0x197
[  763.490155]  ? __lock_acquire+0x62f/0x4c20
[  763.494394]  ? print_usage_bug+0xc0/0xc0
[  763.498455]  ? zap_class+0x640/0x640
[  763.502166]  ? zap_class+0x640/0x640
[  763.505895]  ? print_usage_bug+0xc0/0xc0
[  763.509951]  ? print_usage_bug+0xc0/0xc0
[  763.514025]  ? find_held_lock+0x36/0x1c0
[  763.518088]  ? mark_held_locks+0xc7/0x130
[  763.522530]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  763.527622]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  763.532719]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  763.537323]  ? trace_hardirqs_on+0xbd/0x310
[  763.541636]  ? kasan_check_read+0x11/0x20
[  763.545792]  ? ___ratelimit+0x3b4/0x672
[  763.549758]  ? trace_hardirqs_off_caller+0x310/0x310
[  763.554855]  ? trace_hardirqs_on+0x310/0x310
[  763.559255]  ? lock_downgrade+0x900/0x900
[  763.563401]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  763.568608]  ? ___ratelimit+0x3b9/0x672
[  763.572576]  ? idr_get_free+0xf70/0xf70
[  763.576554]  ? kasan_check_read+0x11/0x20
[  763.580687]  ? do_raw_spin_unlock+0xa7/0x330
[  763.585089]  oom_kill_process.cold.27+0x10/0x903
[  763.589830]  ? zap_class+0x640/0x640
[  763.593536]  ? _raw_spin_unlock+0x2c/0x50
[  763.597676]  ? oom_badness+0xe6/0xaa0
[  763.601475]  ? oom_evaluate_task+0x540/0x540
[  763.605888]  ? find_held_lock+0x36/0x1c0
[  763.609955]  ? out_of_memory+0x974/0x1430
[  763.614111]  ? lock_downgrade+0x900/0x900
[  763.618256]  ? check_preemption_disabled+0x48/0x280
[  763.623540]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  763.628462]  ? kasan_check_read+0x11/0x20
[  763.632603]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  763.637898]  ? rcu_softirq_qs+0x20/0x20
[  763.641880]  ? kasan_check_write+0x14/0x20
[  763.646120]  ? oom_evaluate_task+0x302/0x540
[  763.650527]  out_of_memory+0xa84/0x1430
[  763.654515]  ? oom_killer_disable+0x3a0/0x3a0
[  763.659008]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  763.663965]  ? __ww_mutex_check_waiters+0x160/0x160
[  763.668982]  __alloc_pages_slowpath+0x2354/0x2e10
[  763.673856]  ? warn_alloc+0x120/0x120
[  763.677650]  ? mark_held_locks+0x130/0x130
[  763.681885]  ? find_get_entry+0xaae/0x1120
[  763.686122]  ? filemap_map_pages+0x1a20/0x1a20
[  763.690701]  ? zap_class+0x640/0x640
[  763.694415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  763.699945]  ? check_preemption_disabled+0x48/0x280
[  763.704948]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  763.710494]  ? should_fail+0x22d/0xd01
[  763.714381]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  763.719476]  ? zap_class+0x640/0x640
[  763.723531]  ? __lock_is_held+0xb5/0x140
[  763.727600]  ? mark_held_locks+0x130/0x130
[  763.731832]  ? lock_release+0xa00/0xa00
[  763.735801]  ? perf_trace_sched_process_exec+0x860/0x860
[  763.741254]  ? xa_load+0x2ba/0x460
[  763.744788]  ? lock_downgrade+0x900/0x900
[  763.748930]  ? __might_sleep+0x95/0x190
[  763.752896]  __alloc_pages_nodemask+0xa80/0xde0
[  763.757564]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  763.762572]  ? __page_cache_alloc+0x191/0x5c0
[  763.767054]  ? xa_load+0x2e1/0x460
[  763.770703]  ? xa_clear_mark+0x40/0x40
[  763.774598]  ? zap_class+0x640/0x640
[  763.778308]  ? zap_class+0x640/0x640
[  763.782035]  ? zap_class+0x640/0x640
[  763.785764]  ? __do_page_cache_readahead+0x663/0x810
[  763.790876]  ? find_held_lock+0x36/0x1c0
[  763.794950]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  763.800496]  alloc_pages_current+0x173/0x350
[  763.804911]  __page_cache_alloc+0x38c/0x5c0
[  763.809227]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  763.814150]  ? kasan_check_read+0x11/0x20
[  763.818288]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  763.823820]  ? generic_perform_write+0x6a0/0x6a0
[  763.828742]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  763.834286]  ? check_preemption_disabled+0x48/0x280
[  763.839304]  filemap_fault+0x1595/0x25f0
[  763.843368]  ? __lock_page_or_retry+0xa00/0xa00
[  763.848035]  ? mark_held_locks+0x130/0x130
[  763.852296]  ? filemap_map_pages+0xd6b/0x1a20
[  763.856783]  ? lock_downgrade+0x900/0x900
[  763.860919]  ? check_preemption_disabled+0x48/0x280
[  763.865950]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  763.870874]  ? kasan_check_read+0x11/0x20
[  763.875017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  763.880289]  ? rcu_softirq_qs+0x20/0x20
[  763.884267]  ? filemap_map_pages+0xd92/0x1a20
[  763.888783]  ? find_get_entries_tag+0x1400/0x1400
[  763.893625]  ? futex_wake+0x760/0x760
[  763.897528]  ? lock_acquire+0x1ed/0x520
[  763.901516]  ? ext4_filemap_fault+0x7a/0xad
[  763.905835]  ? lock_release+0xa00/0xa00
[  763.909818]  ? perf_trace_sched_process_exec+0x860/0x860
[  763.915266]  ? print_usage_bug+0xc0/0xc0
[  763.919318]  ? print_usage_bug+0xc0/0xc0
[  763.923647]  ? down_read+0x8d/0x120
[  763.927267]  ? ext4_filemap_fault+0x7a/0xad
[  763.931587]  ? __down_interruptible+0x700/0x700
[  763.936262]  ext4_filemap_fault+0x82/0xad
[  763.940403]  __do_fault+0x100/0x6b0
[  763.944028]  ? pmd_devmap_trans_unstable+0x220/0x220
[  763.949142]  ? mark_held_locks+0x130/0x130
[  763.953378]  ? mark_held_locks+0x130/0x130
[  763.957616]  ? __might_fault+0x12b/0x1e0
[  763.961674]  ? lock_downgrade+0x900/0x900
[  763.965820]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  763.971355]  __handle_mm_fault+0x3ea0/0x5be0
[  763.975773]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  763.980620]  ? kasan_check_read+0x11/0x20
[  763.984763]  ? _copy_to_user+0xc8/0x110
[  763.988740]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  763.994371]  ? zap_class+0x640/0x640
[  763.998081]  ? zap_class+0x640/0x640
[  764.001800]  ? find_held_lock+0x36/0x1c0
[  764.005863]  ? handle_mm_fault+0x42a/0xc70
[  764.010088]  ? lock_downgrade+0x900/0x900
[  764.014230]  ? check_preemption_disabled+0x48/0x280
[  764.019240]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  764.024387]  ? kasan_check_read+0x11/0x20
[  764.028636]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  764.033907]  ? rcu_softirq_qs+0x20/0x20
[  764.037873]  ? trace_hardirqs_off_caller+0x310/0x310
[  764.042968]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  764.048509]  ? check_preemption_disabled+0x48/0x280
[  764.053533]  handle_mm_fault+0x54f/0xc70
[  764.057598]  ? __handle_mm_fault+0x5be0/0x5be0
[  764.062179]  ? find_vma+0x34/0x190
[  764.065725]  __do_page_fault+0x5e8/0xe60
[  764.069778]  ? trace_hardirqs_off+0xb8/0x310
[  764.074194]  do_page_fault+0xf2/0x7e0
[  764.077992]  ? vmalloc_sync_all+0x30/0x30
[  764.082138]  ? error_entry+0x70/0xd0
[  764.085878]  ? trace_hardirqs_off_caller+0xbb/0x310
[  764.090883]  ? trace_hardirqs_on_caller+0xc0/0x310
[  764.095808]  ? syscall_return_slowpath+0x5e0/0x5e0
[  764.100728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  764.105564]  ? trace_hardirqs_on_caller+0x310/0x310
[  764.110576]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  764.116020]  ? prepare_exit_to_usermode+0x291/0x3b0
[  764.121243]  ? page_fault+0x8/0x30
[  764.124795]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  764.129630]  ? page_fault+0x8/0x30
[  764.133167]  page_fault+0x1e/0x30
[  764.136611] RIP: 0033:0x407e06
[  764.139811] Code: Bad RIP value.
[  764.143165] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  764.148519] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  764.155780] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  764.163058] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  764.170317] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  764.177591] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  764.184876] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  764.184944] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  764.192148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  764.192153] Call Trace:
[  764.192173]  dump_stack+0x244/0x39d
[  764.192194]  ? dump_stack_print_info.cold.1+0x20/0x20
[  764.198722] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  764.208012]  warn_alloc.cold.116+0xb7/0x1bd
[  764.210556] syz-fuzzer cpuset=/ mems_allowed=0
[  764.214170]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  764.243760]  ? lock_downgrade+0x900/0x900
[  764.247917]  ? trace_hardirqs_off+0xb8/0x310
[  764.252328]  ? trace_hardirqs_off+0xb8/0x310
[  764.256740]  __alloc_pages_slowpath+0x26e8/0x2e10
[  764.261608]  ? warn_alloc+0x120/0x120
[  764.265403]  ? zap_class+0x640/0x640
[  764.269110]  ? warn_alloc+0x120/0x120
[  764.272908]  ? warn_alloc+0x120/0x120
[  764.276702]  ? print_usage_bug+0xc0/0xc0
[  764.280754]  ? find_held_lock+0x36/0x1c0
[  764.284812]  ? print_usage_bug+0xc0/0xc0
[  764.288880]  ? cpuacct_charge+0x265/0x440
[  764.293023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  764.298559]  ? should_fail+0x22d/0xd01
[  764.302451]  ? find_held_lock+0x36/0x1c0
[  764.306541]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  764.311729]  ? __lock_acquire+0x62f/0x4c20
[  764.315960]  ? should_fail+0x22d/0xd01
[  764.319856]  ? mark_held_locks+0x130/0x130
[  764.324602]  ? mark_held_locks+0x130/0x130
[  764.328830]  ? __lock_acquire+0x62f/0x4c20
[  764.333068]  ? zap_class+0x640/0x640
[  764.336856]  ? __lock_is_held+0xb5/0x140
[  764.340907]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  764.346435]  ? check_preemption_disabled+0x48/0x280
[  764.351451]  ? __lock_is_held+0xb5/0x140
[  764.355516]  __alloc_pages_nodemask+0xa80/0xde0
[  764.360175]  ? zap_class+0x640/0x640
[  764.363885]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  764.368900]  ? find_held_lock+0x36/0x1c0
[  764.373047]  ? ____cache_alloc_node+0x1c7/0x1e0
[  764.377711]  ? lock_downgrade+0x900/0x900
[  764.381859]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  764.387404]  cache_grow_begin+0xa5/0x8c0
[  764.391454]  ? do_raw_spin_unlock+0xa7/0x330
[  764.395870]  fallback_alloc+0x204/0x2e0
[  764.399856]  ____cache_alloc_node+0x1c7/0x1e0
[  764.404364]  kmem_cache_alloc+0x1f8/0x730
[  764.408521]  skb_clone+0x1bb/0x500
[  764.412057]  ? finish_task_switch+0x1b4/0x910
[  764.416547]  ? skb_split+0x11e0/0x11e0
[  764.420432]  ? preempt_notifier_register+0x200/0x200
[  764.425803]  ? __switch_to_asm+0x34/0x70
[  764.429856]  ? __switch_to_asm+0x34/0x70
[  764.433904]  ? __switch_to_asm+0x40/0x70
[  764.437954]  ? __switch_to_asm+0x34/0x70
[  764.442011]  ? __switch_to_asm+0x40/0x70
[  764.446077]  ? __switch_to_asm+0x34/0x70
[  764.450127]  ? __switch_to_asm+0x40/0x70
[  764.454217]  ? __switch_to_asm+0x34/0x70
[  764.458285]  ? __switch_to_asm+0x34/0x70
[  764.462426]  ? __switch_to_asm+0x40/0x70
[  764.466483]  ? __switch_to_asm+0x34/0x70
[  764.470543]  bpf_clone_redirect+0xb9/0x490
[  764.474767]  ? __schedule+0x8d7/0x21d0
[  764.478648]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  764.483664]  ? __sched_text_start+0x8/0x8
[  764.487805]  ? retint_kernel+0x2d/0x2d
[  764.491702]  ? find_held_lock+0x36/0x1c0
[  764.495768]  ? lock_acquire+0x1ed/0x520
[  764.499735]  ? bpf_test_run+0x3cb/0x780
[  764.503702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  764.509233]  ? check_preemption_disabled+0x48/0x280
[  764.514252]  ? kasan_check_read+0x11/0x20
[  764.518414]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  764.524635]  ? rcu_softirq_qs+0x20/0x20
[  764.528601]  ? preempt_schedule+0x4d/0x60
[  764.532741]  ? ___preempt_schedule+0x16/0x18
[  764.537154]  ? bpf_test_run+0x25d/0x780
[  764.541139]  ? netlink_diag_dump+0x2a0/0x2a0
[  764.545545]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  764.551074]  ? bpf_test_init.isra.10+0x70/0x100
[  764.555751]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  764.560527]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  764.565361]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  764.570895]  ? fput+0x130/0x1a0
[  764.574185]  ? __bpf_prog_get+0x9b/0x290
[  764.578265]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  764.583184]  ? bpf_prog_test_run+0x130/0x1a0
[  764.587610]  ? __x64_sys_bpf+0x3db/0x520
[  764.591667]  ? bpf_prog_get+0x20/0x20
[  764.595491]  ? do_syscall_64+0x1b9/0x820
[  764.599548]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  764.604908]  ? syscall_return_slowpath+0x5e0/0x5e0
[  764.609849]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  764.614702]  ? trace_hardirqs_on_caller+0x310/0x310
[  764.619717]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  764.625113]  ? prepare_exit_to_usermode+0x291/0x3b0
[  764.630157]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  764.635008]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  764.640383] warn_alloc_show_mem: 1 callbacks suppressed
[  764.640393] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  764.640395] Mem-Info:
[  764.640428] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  764.640428]  active_file:32 inactive_file:0 isolated_file:0
[  764.640428]  unevictable:0 dirty:0 writeback:0 unstable:0
[  764.640428]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  764.640428]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  764.640428]  free:13730 free_pcp:227 free_cma:0
[  764.645759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  764.645786] Call Trace:
[  764.652801] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  764.655189]  <IRQ>
[  764.688394] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  764.697745]  dump_stack+0x244/0x39d
[  764.700296] lowmem_reserve[]: 0 2818 6321 6321
[  764.728327]  ? dump_stack_print_info.cold.1+0x20/0x20
[  764.730443] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  764.756554]  warn_alloc.cold.116+0xb7/0x1bd
[  764.760142] lowmem_reserve[]: 0 0 3503 3503
[  764.764712]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  764.769875] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  764.797941]  ? lock_downgrade+0x900/0x900
[  764.802229] lowmem_reserve[]: 0 0 0 0
[  764.806542]  ? trace_hardirqs_off+0xb8/0x310
[  764.811348] 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
[  764.840768]  ? trace_hardirqs_off+0xb8/0x310
[  764.844882] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  764.848678]  __alloc_pages_slowpath+0x26e8/0x2e10
[  764.853054] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  764.866591]  ? warn_alloc+0x120/0x120
[  764.871042] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  764.885772]  ? print_usage_bug+0xc0/0xc0
[  764.890765] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  764.904887]  ? warn_alloc+0x120/0x120
[  764.908658] 6658 total pagecache pages
[  764.917487]  ? warn_alloc+0x120/0x120
[  764.921985] 0 pages in swap cache
[  764.930628]  ? print_usage_bug+0xc0/0xc0
[  764.934399] Swap cache stats: add 0, delete 0, find 0/0
[  764.938274]  ? print_usage_bug+0xc0/0xc0
[  764.942044] Free swap  = 0kB
[  764.945492]  ? __lock_acquire+0x62f/0x4c20
[  764.949520] Total swap = 0kB
[  764.954875]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  764.958908] 1965979 pages RAM
[  764.961915]  ? should_fail+0x22d/0xd01
[  764.966114] 0 pages HighMem/MovableOnly
[  764.969141]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  764.974649] 342853 pages reserved
[  764.977753]  ? __lock_acquire+0x62f/0x4c20
[  764.981619] 0 pages cma reserved
[  764.985581]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  765.006772]  ? __lock_acquire+0x62f/0x4c20
[  765.011007]  ? should_fail+0x22d/0xd01
[  765.012606] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  765.014912]  ? mark_held_locks+0x130/0x130
[  765.025611] syz-executor0 cpuset=syz0 mems_allowed=0
[  765.029848]  ? mark_held_locks+0x130/0x130
[  765.039247]  ? zap_class+0x640/0x640
[  765.042959]  ? zap_class+0x640/0x640
[  765.046665]  ? print_usage_bug+0xc0/0xc0
[  765.050714]  ? wq_watchdog_touch+0x9c/0xfe
[  765.054944]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.060481]  ? check_preemption_disabled+0x48/0x280
[  765.065502]  ? __lock_is_held+0xb5/0x140
[  765.069566]  __alloc_pages_nodemask+0xa80/0xde0
[  765.074260]  ? zap_class+0x640/0x640
[  765.077971]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  765.082987]  ? find_held_lock+0x36/0x1c0
[  765.087049]  ? ____cache_alloc_node+0x1c7/0x1e0
[  765.091716]  ? lock_downgrade+0x900/0x900
[  765.095868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.101511]  cache_grow_begin+0xa5/0x8c0
[  765.105573]  ? do_raw_spin_unlock+0xa7/0x330
[  765.109979]  fallback_alloc+0x204/0x2e0
[  765.113952]  ____cache_alloc_node+0x1c7/0x1e0
[  765.118453]  kmem_cache_alloc_node+0xe3/0x730
[  765.123219]  ? ipv6_get_ifaddr+0x42e/0x620
[  765.127475]  __alloc_skb+0x119/0x770
[  765.131185]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  765.136493]  ? netdev_alloc_frag+0x1f0/0x1f0
[  765.140893]  ? lock_downgrade+0x900/0x900
[  765.145046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.150575]  ? refcount_sub_and_test_checked+0x203/0x310
[  765.156024]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  765.161478]  ? addrconf_rs_timer+0x690/0x690
[  765.165887]  ndisc_alloc_skb+0x144/0x340
[  765.169946]  ndisc_send_rs+0x331/0x6e0
[  765.173829]  addrconf_rs_timer+0x314/0x690
[  765.178150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  765.182382]  call_timer_fn+0x272/0x920
[  765.186258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  765.190565]  ? process_timeout+0x40/0x40
[  765.194620]  ? mark_held_locks+0xc7/0x130
[  765.198761]  ? _raw_spin_unlock_irq+0x27/0x80
[  765.203243]  ? _raw_spin_unlock_irq+0x27/0x80
[  765.207725]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  765.211953]  ? lockdep_hardirqs_on+0x296/0x5b0
[  765.216535]  ? trace_hardirqs_on+0xbd/0x310
[  765.221002]  ? kasan_check_read+0x11/0x20
[  765.225168]  ? __run_timers+0x7da/0xc70
[  765.229221]  ? trace_hardirqs_off_caller+0x310/0x310
[  765.234345]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  765.238569]  __run_timers+0x7e5/0xc70
[  765.242392]  ? timer_fixup_init+0x70/0x70
[  765.246541]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  765.251553]  ? zap_class+0x640/0x640
[  765.255267]  ? print_usage_bug+0xc0/0xc0
[  765.259323]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  765.264516]  ? find_held_lock+0x36/0x1c0
[  765.268574]  ? zap_class+0x640/0x640
[  765.272291]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.277826]  ? check_preemption_disabled+0x48/0x280
[  765.282846]  ? __lock_is_held+0xb5/0x140
[  765.286905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.292445]  ? check_preemption_disabled+0x48/0x280
[  765.297478]  run_timer_softirq+0x52/0xb0
[  765.301537]  ? rcu_read_lock_sched_held+0x14f/0x180
[  765.306553]  __do_softirq+0x308/0xb7e
[  765.310355]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  765.314841]  ? lock_downgrade+0x900/0x900
[  765.318989]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  765.324323]  ? pvclock_read_flags+0x160/0x160
[  765.328816]  ? lapic_next_event+0x5a/0x90
[  765.332961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.338588]  ? kvm_clock_read+0x18/0x30
[  765.342556]  ? kvm_sched_clock_read+0x9/0x20
[  765.346958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.352486]  ? check_preemption_disabled+0x48/0x280
[  765.357619]  irq_exit+0x17f/0x1c0
[  765.361063]  smp_apic_timer_interrupt+0x1cb/0x760
[  765.365896]  ? smp_reschedule_interrupt+0x109/0x650
[  765.370904]  ? smp_call_function_single_interrupt+0x650/0x650
[  765.376782]  ? interrupt_entry+0xb5/0xc0
[  765.380842]  ? trace_hardirqs_off_caller+0xbb/0x310
[  765.385981]  ? trace_hardirqs_off_caller+0xbb/0x310
[  765.390993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  765.395827]  ? trace_hardirqs_on_caller+0x310/0x310
[  765.400833]  ? trace_hardirqs_on_caller+0x310/0x310
[  765.405849]  ? task_prio+0x50/0x50
[  765.409398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.414929]  ? check_preemption_disabled+0x48/0x280
[  765.419939]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  765.425125]  apic_timer_interrupt+0xf/0x20
[  765.429344]  </IRQ>
[  765.431579] RIP: 0010:console_unlock+0x102f/0x1190
[  765.436504] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  765.455395] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  765.463097] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  765.470354] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  765.477616] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  765.484873] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  765.492128] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  765.499397]  ? netconsole_netdev_event+0x280/0x280
[  765.504330]  ? console_unlock+0x1026/0x1190
[  765.508662]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  765.513319]  ? vprintk_emit+0x846/0x990
[  765.517288]  ? lock_release+0xa00/0xa00
[  765.521449]  ? trace_hardirqs_on+0x70/0x310
[  765.525760]  ? vprintk_default+0x28/0x30
[  765.529815]  ? trace_hardirqs_off_caller+0x310/0x310
[  765.534915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.540461]  vprintk_emit+0x391/0x990
[  765.544258]  ? wake_up_klogd+0x180/0x180
[  765.548317]  ? find_held_lock+0x11/0x1c0
[  765.552382]  ? mark_held_locks+0xc7/0x130
[  765.556527]  ? _raw_spin_unlock_irq+0x27/0x80
[  765.561013]  ? _raw_spin_unlock_irq+0x27/0x80
[  765.565507]  vprintk_default+0x28/0x30
[  765.569394]  vprintk_func+0x7e/0x181
[  765.573111]  printk+0xa7/0xcf
[  765.576211]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  765.580973]  ? _raw_spin_unlock_irq+0x60/0x80
[  765.585477]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  765.590754]  dump_header+0x7cc/0xf72
[  765.594500]  ? pagefault_out_of_memory+0x197/0x197
[  765.599436]  ? __lock_acquire+0x62f/0x4c20
[  765.603676]  ? print_usage_bug+0xc0/0xc0
[  765.607737]  ? zap_class+0x640/0x640
[  765.611455]  ? zap_class+0x640/0x640
[  765.615161]  ? print_usage_bug+0xc0/0xc0
[  765.619216]  ? print_usage_bug+0xc0/0xc0
[  765.623464]  ? find_held_lock+0x36/0x1c0
[  765.627532]  ? mark_held_locks+0xc7/0x130
[  765.631674]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  765.636767]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  765.641868]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  765.646458]  ? trace_hardirqs_on+0xbd/0x310
[  765.650773]  ? kasan_check_read+0x11/0x20
[  765.654913]  ? ___ratelimit+0x3b4/0x672
[  765.658882]  ? trace_hardirqs_off_caller+0x310/0x310
[  765.663979]  ? trace_hardirqs_on+0x310/0x310
[  765.668377]  ? lock_downgrade+0x900/0x900
[  765.672525]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  765.677620]  ? ___ratelimit+0x3b9/0x672
[  765.681588]  ? idr_get_free+0xf70/0xf70
[  765.685555]  ? kasan_check_read+0x11/0x20
[  765.689695]  ? do_raw_spin_unlock+0xa7/0x330
[  765.694108]  oom_kill_process.cold.27+0x10/0x903
[  765.698858]  ? zap_class+0x640/0x640
[  765.702564]  ? _raw_spin_unlock+0x2c/0x50
[  765.706706]  ? oom_badness+0xe6/0xaa0
[  765.710511]  ? oom_evaluate_task+0x540/0x540
[  765.714918]  ? find_held_lock+0x36/0x1c0
[  765.718986]  ? out_of_memory+0x974/0x1430
[  765.723360]  ? lock_downgrade+0x900/0x900
[  765.727504]  ? check_preemption_disabled+0x48/0x280
[  765.732532]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  765.737455]  ? kasan_check_read+0x11/0x20
[  765.741593]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  765.746855]  ? rcu_softirq_qs+0x20/0x20
[  765.750824]  ? kasan_check_write+0x14/0x20
[  765.755052]  ? oom_evaluate_task+0x302/0x540
[  765.759463]  out_of_memory+0xa84/0x1430
[  765.763466]  ? oom_killer_disable+0x3a0/0x3a0
[  765.767959]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  765.772900]  ? __ww_mutex_check_waiters+0x160/0x160
[  765.777927]  __alloc_pages_slowpath+0x2354/0x2e10
[  765.782800]  ? warn_alloc+0x120/0x120
[  765.786696]  ? mark_held_locks+0x130/0x130
[  765.790934]  ? find_get_entry+0xaae/0x1120
[  765.795201]  ? filemap_map_pages+0x1a20/0x1a20
[  765.799803]  ? zap_class+0x640/0x640
[  765.803514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  765.809039]  ? check_preemption_disabled+0x48/0x280
[  765.814059]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  765.819716]  ? should_fail+0x22d/0xd01
[  765.823885]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  765.829174]  ? zap_class+0x640/0x640
[  765.832903]  ? __lock_is_held+0xb5/0x140
[  765.836969]  ? mark_held_locks+0x130/0x130
[  765.841198]  ? lock_release+0xa00/0xa00
[  765.845255]  ? perf_trace_sched_process_exec+0x860/0x860
[  765.850701]  ? xa_load+0x2ba/0x460
[  765.854327]  ? lock_downgrade+0x900/0x900
[  765.858479]  ? __might_sleep+0x95/0x190
[  765.862456]  __alloc_pages_nodemask+0xa80/0xde0
[  765.867141]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  765.872159]  ? __page_cache_alloc+0x191/0x5c0
[  765.876643]  ? xa_load+0x2e1/0x460
[  765.880177]  ? xa_clear_mark+0x40/0x40
[  765.884061]  ? zap_class+0x640/0x640
[  765.887772]  ? zap_class+0x640/0x640
[  765.891562]  ? zap_class+0x640/0x640
[  765.895271]  ? __do_page_cache_readahead+0x663/0x810
[  765.900373]  ? find_held_lock+0x36/0x1c0
[  765.904442]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  765.909975]  alloc_pages_current+0x173/0x350
[  765.914380]  __page_cache_alloc+0x38c/0x5c0
[  765.918693]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  765.923905]  ? kasan_check_read+0x11/0x20
[  765.928044]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  765.933316]  ? generic_perform_write+0x6a0/0x6a0
[  765.938064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  765.943596]  ? check_preemption_disabled+0x48/0x280
[  765.948615]  filemap_fault+0x1595/0x25f0
[  765.952778]  ? __lock_page_or_retry+0xa00/0xa00
[  765.957455]  ? mark_held_locks+0x130/0x130
[  765.961702]  ? filemap_map_pages+0xd6b/0x1a20
[  765.966191]  ? lock_downgrade+0x900/0x900
[  765.970332]  ? check_preemption_disabled+0x48/0x280
[  765.975343]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  765.980280]  ? kasan_check_read+0x11/0x20
[  765.984448]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  765.989716]  ? rcu_softirq_qs+0x20/0x20
[  765.993720]  ? filemap_map_pages+0xd92/0x1a20
[  765.998216]  ? find_get_entries_tag+0x1400/0x1400
[  766.003055]  ? futex_wake+0x760/0x760
[  766.006858]  ? lock_acquire+0x1ed/0x520
[  766.010823]  ? ext4_filemap_fault+0x7a/0xad
[  766.015143]  ? lock_release+0xa00/0xa00
[  766.019130]  ? perf_trace_sched_process_exec+0x860/0x860
[  766.024781]  ? print_usage_bug+0xc0/0xc0
[  766.028832]  ? print_usage_bug+0xc0/0xc0
[  766.032911]  ? down_read+0x8d/0x120
[  766.036532]  ? ext4_filemap_fault+0x7a/0xad
[  766.040845]  ? __down_interruptible+0x700/0x700
[  766.045531]  ext4_filemap_fault+0x82/0xad
[  766.049685]  __do_fault+0x100/0x6b0
[  766.053319]  ? pmd_devmap_trans_unstable+0x220/0x220
[  766.058554]  ? mark_held_locks+0x130/0x130
[  766.062786]  ? mark_held_locks+0x130/0x130
[  766.067013]  ? __might_fault+0x12b/0x1e0
[  766.071065]  ? lock_downgrade+0x900/0x900
[  766.075207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  766.080743]  __handle_mm_fault+0x3ea0/0x5be0
[  766.085148]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  766.089985]  ? kasan_check_read+0x11/0x20
[  766.094124]  ? _copy_to_user+0xc8/0x110
[  766.098095]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  766.103648]  ? zap_class+0x640/0x640
[  766.107355]  ? zap_class+0x640/0x640
[  766.111084]  ? find_held_lock+0x36/0x1c0
[  766.115148]  ? handle_mm_fault+0x42a/0xc70
[  766.119463]  ? lock_downgrade+0x900/0x900
[  766.123608]  ? check_preemption_disabled+0x48/0x280
[  766.128621]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  766.133741]  ? kasan_check_read+0x11/0x20
[  766.137876]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  766.143143]  ? rcu_softirq_qs+0x20/0x20
[  766.147106]  ? trace_hardirqs_off_caller+0x310/0x310
[  766.152201]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  766.157734]  ? check_preemption_disabled+0x48/0x280
[  766.162755]  handle_mm_fault+0x54f/0xc70
[  766.166808]  ? __handle_mm_fault+0x5be0/0x5be0
[  766.171385]  ? find_vma+0x34/0x190
[  766.174933]  __do_page_fault+0x5e8/0xe60
[  766.178988]  ? trace_hardirqs_off+0xb8/0x310
[  766.183398]  do_page_fault+0xf2/0x7e0
[  766.187200]  ? vmalloc_sync_all+0x30/0x30
[  766.191345]  ? error_entry+0x70/0xd0
[  766.195047]  ? trace_hardirqs_off_caller+0xbb/0x310
[  766.200049]  ? trace_hardirqs_on_caller+0xc0/0x310
[  766.204970]  ? syscall_return_slowpath+0x5e0/0x5e0
[  766.209884]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  766.214713]  ? trace_hardirqs_on_caller+0x310/0x310
[  766.219717]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  766.225156]  ? prepare_exit_to_usermode+0x291/0x3b0
[  766.230158]  ? page_fault+0x8/0x30
[  766.233933]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  766.238775]  ? page_fault+0x8/0x30
[  766.242302]  page_fault+0x1e/0x30
[  766.245744] RIP: 0033:0x407e06
[  766.248940] Code: Bad RIP value.
[  766.252290] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  766.257657] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  766.264910] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  766.272162] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  766.279441] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  766.286698] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  766.294097] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  766.294156] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  766.301367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  766.301374] Call Trace:
[  766.307927] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  766.317195]  dump_stack+0x244/0x39d
[  766.319746] syz-fuzzer cpuset=/ mems_allowed=0
[  766.329959]  ? dump_stack_print_info.cold.1+0x20/0x20
[  766.343547]  warn_alloc.cold.116+0xb7/0x1bd
[  766.347865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  766.352708]  ? lock_downgrade+0x900/0x900
[  766.356863]  ? trace_hardirqs_off+0xb8/0x310
[  766.361273]  ? trace_hardirqs_off+0xb8/0x310
[  766.365686]  __alloc_pages_slowpath+0x26e8/0x2e10
[  766.370556]  ? warn_alloc+0x120/0x120
[  766.374362]  ? zap_class+0x640/0x640
[  766.378070]  ? warn_alloc+0x120/0x120
[  766.381871]  ? warn_alloc+0x120/0x120
[  766.385668]  ? print_usage_bug+0xc0/0xc0
[  766.389747]  ? find_held_lock+0x36/0x1c0
[  766.393803]  ? print_usage_bug+0xc0/0xc0
[  766.397880]  ? cpuacct_charge+0x265/0x440
[  766.402045]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  766.407580]  ? should_fail+0x22d/0xd01
[  766.411462]  ? find_held_lock+0x36/0x1c0
[  766.415521]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  766.420631]  ? __lock_acquire+0x62f/0x4c20
[  766.424860]  ? should_fail+0x22d/0xd01
[  766.428753]  ? mark_held_locks+0x130/0x130
[  766.433498]  ? mark_held_locks+0x130/0x130
[  766.437736]  ? __lock_acquire+0x62f/0x4c20
[  766.441971]  ? zap_class+0x640/0x640
[  766.445679]  ? __lock_is_held+0xb5/0x140
[  766.449745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  766.455282]  ? check_preemption_disabled+0x48/0x280
[  766.460336]  ? __lock_is_held+0xb5/0x140
[  766.464421]  __alloc_pages_nodemask+0xa80/0xde0
[  766.469106]  ? zap_class+0x640/0x640
[  766.472821]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  766.477857]  ? find_held_lock+0x36/0x1c0
[  766.481931]  ? ____cache_alloc_node+0x1c7/0x1e0
[  766.486594]  ? lock_downgrade+0x900/0x900
[  766.490747]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  766.496303]  cache_grow_begin+0xa5/0x8c0
[  766.500369]  ? do_raw_spin_unlock+0xa7/0x330
[  766.504793]  fallback_alloc+0x204/0x2e0
[  766.508772]  ____cache_alloc_node+0x1c7/0x1e0
[  766.513269]  kmem_cache_alloc+0x1f8/0x730
[  766.517429]  skb_clone+0x1bb/0x500
[  766.520965]  ? finish_task_switch+0x1b4/0x910
[  766.525460]  ? skb_split+0x11e0/0x11e0
[  766.529347]  ? preempt_notifier_register+0x200/0x200
[  766.534965]  ? __switch_to_asm+0x34/0x70
[  766.539025]  ? __switch_to_asm+0x34/0x70
[  766.543080]  ? __switch_to_asm+0x40/0x70
[  766.547136]  ? __switch_to_asm+0x34/0x70
[  766.551187]  ? __switch_to_asm+0x40/0x70
[  766.555239]  ? __switch_to_asm+0x34/0x70
[  766.559292]  ? __switch_to_asm+0x40/0x70
[  766.563351]  ? __switch_to_asm+0x34/0x70
[  766.567414]  ? __switch_to_asm+0x34/0x70
[  766.571484]  ? __switch_to_asm+0x40/0x70
[  766.575537]  ? __switch_to_asm+0x34/0x70
[  766.579616]  bpf_clone_redirect+0xb9/0x490
[  766.583841]  ? __schedule+0x8d7/0x21d0
[  766.587815]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  766.592840]  ? __sched_text_start+0x8/0x8
[  766.596984]  ? retint_kernel+0x2d/0x2d
[  766.600874]  ? find_held_lock+0x36/0x1c0
[  766.604945]  ? lock_acquire+0x1ed/0x520
[  766.608922]  ? bpf_test_run+0x3cb/0x780
[  766.612889]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  766.618425]  ? check_preemption_disabled+0x48/0x280
[  766.623448]  ? kasan_check_read+0x11/0x20
[  766.627588]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  766.633132]  ? rcu_softirq_qs+0x20/0x20
[  766.637103]  ? preempt_schedule+0x4d/0x60
[  766.641338]  ? ___preempt_schedule+0x16/0x18
[  766.645747]  ? bpf_test_run+0x25d/0x780
[  766.649724]  ? netlink_diag_dump+0x2a0/0x2a0
[  766.654133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  766.659926]  ? bpf_test_init.isra.10+0x70/0x100
[  766.664598]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  766.669363]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  766.674203]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  766.679731]  ? fput+0x130/0x1a0
[  766.683011]  ? __bpf_prog_get+0x9b/0x290
[  766.687071]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  766.691912]  ? bpf_prog_test_run+0x130/0x1a0
[  766.696331]  ? __x64_sys_bpf+0x3db/0x520
[  766.700390]  ? bpf_prog_get+0x20/0x20
[  766.704241]  ? do_syscall_64+0x1b9/0x820
[  766.708299]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  766.713658]  ? syscall_return_slowpath+0x5e0/0x5e0
[  766.718581]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  766.723425]  ? trace_hardirqs_on_caller+0x310/0x310
[  766.728438]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  766.734403]  ? prepare_exit_to_usermode+0x291/0x3b0
[  766.739443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  766.744285]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  766.749664] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  766.749669] warn_alloc_show_mem: 1 callbacks suppressed
[  766.749676] Mem-Info:
[  766.756680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  766.762053] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  766.762053]  active_file:32 inactive_file:0 isolated_file:0
[  766.762053]  unevictable:0 dirty:0 writeback:0 unstable:0
[  766.762053]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  766.762053]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  766.762053]  free:13730 free_pcp:227 free_cma:0
[  766.764438] Call Trace:
[  766.773821] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  766.806745]  <IRQ>
[  766.809342] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  766.837702]  dump_stack+0x244/0x39d
[  766.839839] lowmem_reserve[]: 0 2818 6321 6321
[  766.866110]  ? dump_stack_print_info.cold.1+0x20/0x20
[  766.869706] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  766.874281]  warn_alloc.cold.116+0xb7/0x1bd
[  766.879427] lowmem_reserve[]: 0 0 3503 3503
[  766.907021]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  766.911310] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  766.915618]  ? lock_downgrade+0x900/0x900
[  766.920429] lowmem_reserve[]: 0 0 0 0
[  766.949854]  ? trace_hardirqs_off+0xb8/0x310
[  766.953964] 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
[  766.957755]  ? trace_hardirqs_off+0xb8/0x310
[  766.962129] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  766.975648]  __alloc_pages_slowpath+0x26e8/0x2e10
[  766.980018] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  766.994774]  ? warn_alloc+0x120/0x120
[  766.999575] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  767.013770]  ? print_usage_bug+0xc0/0xc0
[  767.017545] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  767.026469]  ? warn_alloc+0x120/0x120
[  767.030507] 6658 total pagecache pages
[  767.039297]  ? warn_alloc+0x120/0x120
[  767.043072] 0 pages in swap cache
[  767.046934]  ? print_usage_bug+0xc0/0xc0
[  767.050707] Swap cache stats: add 0, delete 0, find 0/0
[  767.054143]  ? kvm_clock_read+0x18/0x30
[  767.058174] Free swap  = 0kB
[  767.063519]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  767.067459] Total swap = 0kB
[  767.070483]  ? print_usage_bug+0xc0/0xc0
[  767.075467] 1965979 pages RAM
[  767.078472]  ? __lock_acquire+0x62f/0x4c20
[  767.082502] 0 pages HighMem/MovableOnly
[  767.085592]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  767.089795] 342853 pages reserved
[  767.093750]  ? should_fail+0x22d/0xd01
[  767.099252] 0 pages cma reserved
[  767.102688]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  767.115182]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  767.120292]  ? __lock_acquire+0x62f/0x4c20
[  767.124533]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  767.128023] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  767.129632]  ? __lock_acquire+0x62f/0x4c20
[  767.140584] syz-executor0 cpuset=syz0 mems_allowed=0
[  767.144803]  ? should_fail+0x22d/0xd01
[  767.144818]  ? rcu_irq_exit+0x1a2/0x390
[  767.157724]  ? mark_held_locks+0x130/0x130
[  767.161950]  ? mark_held_locks+0x130/0x130
[  767.166177]  ? mark_held_locks+0xc7/0x130
[  767.170317]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  767.175322]  ? zap_class+0x640/0x640
[  767.179027]  ? print_usage_bug+0xc0/0xc0
[  767.183097]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.188622]  ? check_preemption_disabled+0x48/0x280
[  767.193654]  ? __lock_is_held+0xb5/0x140
[  767.197710]  __alloc_pages_nodemask+0xa80/0xde0
[  767.202388]  ? zap_class+0x640/0x640
[  767.206092]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  767.211118]  ? find_held_lock+0x36/0x1c0
[  767.215176]  ? ____cache_alloc_node+0x1c7/0x1e0
[  767.219836]  ? lock_downgrade+0x900/0x900
[  767.223983]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.229517]  cache_grow_begin+0xa5/0x8c0
[  767.233832]  ? do_raw_spin_unlock+0xa7/0x330
[  767.238248]  fallback_alloc+0x204/0x2e0
[  767.242238]  ____cache_alloc_node+0x1c7/0x1e0
[  767.246729]  kmem_cache_alloc_node+0xe3/0x730
[  767.251219]  ? ipv6_get_ifaddr+0x42e/0x620
[  767.255460]  __alloc_skb+0x119/0x770
[  767.259162]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  767.264545]  ? netdev_alloc_frag+0x1f0/0x1f0
[  767.268941]  ? lock_downgrade+0x900/0x900
[  767.273080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.278608]  ? refcount_sub_and_test_checked+0x203/0x310
[  767.284056]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  767.289502]  ? addrconf_rs_timer+0x690/0x690
[  767.293928]  ndisc_alloc_skb+0x144/0x340
[  767.297986]  ndisc_send_rs+0x331/0x6e0
[  767.301873]  addrconf_rs_timer+0x314/0x690
[  767.306103]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  767.310355]  call_timer_fn+0x272/0x920
[  767.314258]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  767.318485]  ? process_timeout+0x40/0x40
[  767.322546]  ? mark_held_locks+0xc7/0x130
[  767.326698]  ? _raw_spin_unlock_irq+0x27/0x80
[  767.331178]  ? _raw_spin_unlock_irq+0x27/0x80
[  767.335933]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  767.340178]  ? lockdep_hardirqs_on+0x296/0x5b0
[  767.344769]  ? trace_hardirqs_on+0xbd/0x310
[  767.349374]  ? kasan_check_read+0x11/0x20
[  767.353519]  ? __run_timers+0x7da/0xc70
[  767.357493]  ? trace_hardirqs_off_caller+0x310/0x310
[  767.362696]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  767.366928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  767.371160]  __run_timers+0x7e5/0xc70
[  767.374959]  ? timer_fixup_init+0x70/0x70
[  767.379126]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  767.384138]  ? zap_class+0x640/0x640
[  767.387854]  ? print_usage_bug+0xc0/0xc0
[  767.391912]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  767.397102]  ? find_held_lock+0x36/0x1c0
[  767.401161]  ? zap_class+0x640/0x640
[  767.404871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.410402]  ? check_preemption_disabled+0x48/0x280
[  767.415418]  ? __lock_is_held+0xb5/0x140
[  767.419474]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.425003]  ? check_preemption_disabled+0x48/0x280
[  767.430019]  run_timer_softirq+0x52/0xb0
[  767.434243]  ? rcu_read_lock_sched_held+0x14f/0x180
[  767.439251]  __do_softirq+0x308/0xb7e
[  767.443045]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  767.447550]  ? lock_downgrade+0x900/0x900
[  767.451699]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  767.456819]  ? pvclock_read_flags+0x160/0x160
[  767.461306]  ? lapic_next_event+0x5a/0x90
[  767.465446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.470980]  ? kvm_clock_read+0x18/0x30
[  767.474945]  ? kvm_sched_clock_read+0x9/0x20
[  767.479349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.484910]  ? check_preemption_disabled+0x48/0x280
[  767.489933]  irq_exit+0x17f/0x1c0
[  767.493392]  smp_apic_timer_interrupt+0x1cb/0x760
[  767.498228]  ? smp_reschedule_interrupt+0x109/0x650
[  767.503236]  ? smp_call_function_single_interrupt+0x650/0x650
[  767.509116]  ? interrupt_entry+0xb5/0xc0
[  767.513174]  ? trace_hardirqs_off_caller+0xbb/0x310
[  767.518199]  ? trace_hardirqs_off_caller+0xbb/0x310
[  767.523214]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  767.528056]  ? trace_hardirqs_on_caller+0x310/0x310
[  767.533289]  ? trace_hardirqs_on_caller+0x310/0x310
[  767.538310]  ? task_prio+0x50/0x50
[  767.541880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.547407]  ? check_preemption_disabled+0x48/0x280
[  767.552443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  767.557287]  apic_timer_interrupt+0xf/0x20
[  767.561508]  </IRQ>
[  767.563742] RIP: 0010:console_unlock+0x102f/0x1190
[  767.568668] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  767.587672] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  767.595384] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  767.602673] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  767.609931] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  767.617187] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  767.624459] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  767.631728]  ? netconsole_netdev_event+0x280/0x280
[  767.636914]  ? console_unlock+0x1026/0x1190
[  767.641247]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  767.645904]  ? vprintk_emit+0x846/0x990
[  767.649873]  ? lock_release+0xa00/0xa00
[  767.653844]  ? trace_hardirqs_on+0x70/0x310
[  767.658163]  ? vprintk_default+0x28/0x30
[  767.662219]  ? trace_hardirqs_off_caller+0x310/0x310
[  767.667579]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.673110]  vprintk_emit+0x391/0x990
[  767.676993]  ? wake_up_klogd+0x180/0x180
[  767.681050]  ? find_held_lock+0x11/0x1c0
[  767.685126]  ? mark_held_locks+0xc7/0x130
[  767.689262]  ? _raw_spin_unlock_irq+0x27/0x80
[  767.693742]  ? _raw_spin_unlock_irq+0x27/0x80
[  767.698232]  vprintk_default+0x28/0x30
[  767.702116]  vprintk_func+0x7e/0x181
[  767.705821]  printk+0xa7/0xcf
[  767.708922]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  767.713670]  ? _raw_spin_unlock_irq+0x60/0x80
[  767.718177]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  767.723460]  dump_header+0x7cc/0xf72
[  767.727172]  ? pagefault_out_of_memory+0x197/0x197
[  767.732098]  ? __lock_acquire+0x62f/0x4c20
[  767.736572]  ? print_usage_bug+0xc0/0xc0
[  767.740625]  ? zap_class+0x640/0x640
[  767.744327]  ? zap_class+0x640/0x640
[  767.748036]  ? print_usage_bug+0xc0/0xc0
[  767.752090]  ? print_usage_bug+0xc0/0xc0
[  767.756155]  ? find_held_lock+0x36/0x1c0
[  767.760248]  ? mark_held_locks+0xc7/0x130
[  767.764429]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  767.769526]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  767.774642]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  767.779222]  ? trace_hardirqs_on+0xbd/0x310
[  767.783533]  ? kasan_check_read+0x11/0x20
[  767.787675]  ? ___ratelimit+0x3b4/0x672
[  767.791647]  ? trace_hardirqs_off_caller+0x310/0x310
[  767.796753]  ? trace_hardirqs_on+0x310/0x310
[  767.801155]  ? lock_downgrade+0x900/0x900
[  767.805298]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  767.810398]  ? ___ratelimit+0x3b9/0x672
[  767.814378]  ? idr_get_free+0xf70/0xf70
[  767.818353]  ? kasan_check_read+0x11/0x20
[  767.822498]  ? do_raw_spin_unlock+0xa7/0x330
[  767.827081]  oom_kill_process.cold.27+0x10/0x903
[  767.831834]  ? zap_class+0x640/0x640
[  767.835810]  ? _raw_spin_unlock+0x2c/0x50
[  767.839945]  ? oom_badness+0xe6/0xaa0
[  767.843746]  ? oom_evaluate_task+0x540/0x540
[  767.848151]  ? find_held_lock+0x36/0x1c0
[  767.852240]  ? out_of_memory+0x974/0x1430
[  767.856400]  ? lock_downgrade+0x900/0x900
[  767.860545]  ? check_preemption_disabled+0x48/0x280
[  767.865561]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  767.870488]  ? kasan_check_read+0x11/0x20
[  767.874627]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  767.880006]  ? rcu_softirq_qs+0x20/0x20
[  767.883989]  ? kasan_check_write+0x14/0x20
[  767.888227]  ? oom_evaluate_task+0x302/0x540
[  767.892631]  out_of_memory+0xa84/0x1430
[  767.896609]  ? oom_killer_disable+0x3a0/0x3a0
[  767.901100]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  767.906039]  ? __ww_mutex_check_waiters+0x160/0x160
[  767.911061]  __alloc_pages_slowpath+0x2354/0x2e10
[  767.916030]  ? warn_alloc+0x120/0x120
[  767.919843]  ? mark_held_locks+0x130/0x130
[  767.924083]  ? find_get_entry+0xaae/0x1120
[  767.928321]  ? filemap_map_pages+0x1a20/0x1a20
[  767.933172]  ? zap_class+0x640/0x640
[  767.936882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  767.942413]  ? check_preemption_disabled+0x48/0x280
[  767.947546]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  767.953078]  ? should_fail+0x22d/0xd01
[  767.956961]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  767.962058]  ? zap_class+0x640/0x640
[  767.965788]  ? __lock_is_held+0xb5/0x140
[  767.969847]  ? mark_held_locks+0x130/0x130
[  767.974074]  ? lock_release+0xa00/0xa00
[  767.978038]  ? perf_trace_sched_process_exec+0x860/0x860
[  767.983495]  ? xa_load+0x2ba/0x460
[  767.987026]  ? lock_downgrade+0x900/0x900
[  767.991183]  ? __might_sleep+0x95/0x190
[  767.995152]  __alloc_pages_nodemask+0xa80/0xde0
[  767.999849]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  768.004861]  ? __page_cache_alloc+0x191/0x5c0
[  768.009373]  ? xa_load+0x2e1/0x460
[  768.013006]  ? xa_clear_mark+0x40/0x40
[  768.016898]  ? zap_class+0x640/0x640
[  768.020620]  ? zap_class+0x640/0x640
[  768.024320]  ? zap_class+0x640/0x640
[  768.028032]  ? __do_page_cache_readahead+0x663/0x810
[  768.033389]  ? find_held_lock+0x36/0x1c0
[  768.037445]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  768.042977]  alloc_pages_current+0x173/0x350
[  768.047383]  __page_cache_alloc+0x38c/0x5c0
[  768.051697]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  768.056622]  ? kasan_check_read+0x11/0x20
[  768.060764]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  768.066035]  ? generic_perform_write+0x6a0/0x6a0
[  768.070796]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  768.076326]  ? check_preemption_disabled+0x48/0x280
[  768.081365]  filemap_fault+0x1595/0x25f0
[  768.085426]  ? __lock_page_or_retry+0xa00/0xa00
[  768.090091]  ? mark_held_locks+0x130/0x130
[  768.094328]  ? filemap_map_pages+0xd6b/0x1a20
[  768.098828]  ? lock_downgrade+0x900/0x900
[  768.103059]  ? check_preemption_disabled+0x48/0x280
[  768.108065]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  768.112985]  ? kasan_check_read+0x11/0x20
[  768.117127]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  768.122398]  ? rcu_softirq_qs+0x20/0x20
[  768.126383]  ? filemap_map_pages+0xd92/0x1a20
[  768.130999]  ? find_get_entries_tag+0x1400/0x1400
[  768.136042]  ? futex_wake+0x760/0x760
[  768.139972]  ? lock_acquire+0x1ed/0x520
[  768.143941]  ? ext4_filemap_fault+0x7a/0xad
[  768.148261]  ? lock_release+0xa00/0xa00
[  768.152227]  ? perf_trace_sched_process_exec+0x860/0x860
[  768.157670]  ? print_usage_bug+0xc0/0xc0
[  768.161736]  ? print_usage_bug+0xc0/0xc0
[  768.165801]  ? down_read+0x8d/0x120
[  768.169512]  ? ext4_filemap_fault+0x7a/0xad
[  768.173826]  ? __down_interruptible+0x700/0x700
[  768.178494]  ext4_filemap_fault+0x82/0xad
[  768.182637]  __do_fault+0x100/0x6b0
[  768.186257]  ? pmd_devmap_trans_unstable+0x220/0x220
[  768.191394]  ? mark_held_locks+0x130/0x130
[  768.195632]  ? mark_held_locks+0x130/0x130
[  768.199862]  ? __might_fault+0x12b/0x1e0
[  768.203917]  ? lock_downgrade+0x900/0x900
[  768.208064]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  768.213599]  __handle_mm_fault+0x3ea0/0x5be0
[  768.218009]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  768.222850]  ? kasan_check_read+0x11/0x20
[  768.226994]  ? _copy_to_user+0xc8/0x110
[  768.230959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  768.236778]  ? zap_class+0x640/0x640
[  768.240478]  ? zap_class+0x640/0x640
[  768.244189]  ? find_held_lock+0x36/0x1c0
[  768.248250]  ? handle_mm_fault+0x42a/0xc70
[  768.252490]  ? lock_downgrade+0x900/0x900
[  768.256629]  ? check_preemption_disabled+0x48/0x280
[  768.261637]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  768.266560]  ? kasan_check_read+0x11/0x20
[  768.270701]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  768.275964]  ? rcu_softirq_qs+0x20/0x20
[  768.279923]  ? trace_hardirqs_off_caller+0x310/0x310
[  768.285017]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  768.290545]  ? check_preemption_disabled+0x48/0x280
[  768.295588]  handle_mm_fault+0x54f/0xc70
[  768.299640]  ? __handle_mm_fault+0x5be0/0x5be0
[  768.304216]  ? find_vma+0x34/0x190
[  768.307771]  __do_page_fault+0x5e8/0xe60
[  768.311817]  ? trace_hardirqs_off+0xb8/0x310
[  768.316241]  do_page_fault+0xf2/0x7e0
[  768.320031]  ? vmalloc_sync_all+0x30/0x30
[  768.324165]  ? error_entry+0x70/0xd0
[  768.327869]  ? trace_hardirqs_off_caller+0xbb/0x310
[  768.333253]  ? trace_hardirqs_on_caller+0xc0/0x310
[  768.338176]  ? syscall_return_slowpath+0x5e0/0x5e0
[  768.343096]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  768.347946]  ? trace_hardirqs_on_caller+0x310/0x310
[  768.352952]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  768.358402]  ? prepare_exit_to_usermode+0x291/0x3b0
[  768.363413]  ? page_fault+0x8/0x30
[  768.366962]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  768.371808]  ? page_fault+0x8/0x30
[  768.375356]  page_fault+0x1e/0x30
[  768.378802] RIP: 0033:0x407e06
[  768.382001] Code: Bad RIP value.
[  768.385377] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  768.390736] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  768.397996] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  768.405259] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  768.412520] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  768.419789] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  768.427086] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  768.427153] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  768.435450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  768.435456] Call Trace:
[  768.435478]  dump_stack+0x244/0x39d
[  768.435502]  ? dump_stack_print_info.cold.1+0x20/0x20
[  768.442047] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  768.451332]  warn_alloc.cold.116+0xb7/0x1bd
[  768.453881] syz-fuzzer cpuset=/ mems_allowed=0
[  768.457495]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  768.486650]  ? lock_downgrade+0x900/0x900
[  768.490798]  ? trace_hardirqs_off+0xb8/0x310
[  768.495208]  ? trace_hardirqs_off+0xb8/0x310
[  768.499619]  __alloc_pages_slowpath+0x26e8/0x2e10
[  768.504491]  ? warn_alloc+0x120/0x120
[  768.508283]  ? zap_class+0x640/0x640
[  768.511992]  ? warn_alloc+0x120/0x120
[  768.515789]  ? warn_alloc+0x120/0x120
[  768.519581]  ? print_usage_bug+0xc0/0xc0
[  768.523632]  ? find_held_lock+0x36/0x1c0
[  768.527688]  ? print_usage_bug+0xc0/0xc0
[  768.531745]  ? cpuacct_charge+0x265/0x440
[  768.536376]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  768.541916]  ? should_fail+0x22d/0xd01
[  768.545800]  ? find_held_lock+0x36/0x1c0
[  768.549867]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  768.554965]  ? __lock_acquire+0x62f/0x4c20
[  768.559202]  ? should_fail+0x22d/0xd01
[  768.563095]  ? mark_held_locks+0x130/0x130
[  768.567341]  ? mark_held_locks+0x130/0x130
[  768.571571]  ? __lock_acquire+0x62f/0x4c20
[  768.575818]  ? zap_class+0x640/0x640
[  768.579530]  ? __lock_is_held+0xb5/0x140
[  768.583591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  768.589121]  ? check_preemption_disabled+0x48/0x280
[  768.594137]  ? __lock_is_held+0xb5/0x140
[  768.598194]  __alloc_pages_nodemask+0xa80/0xde0
[  768.602860]  ? zap_class+0x640/0x640
[  768.606574]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  768.611597]  ? find_held_lock+0x36/0x1c0
[  768.615664]  ? ____cache_alloc_node+0x1c7/0x1e0
[  768.620332]  ? lock_downgrade+0x900/0x900
[  768.624480]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  768.630111]  cache_grow_begin+0xa5/0x8c0
[  768.634640]  ? do_raw_spin_unlock+0xa7/0x330
[  768.639063]  fallback_alloc+0x204/0x2e0
[  768.643036]  ____cache_alloc_node+0x1c7/0x1e0
[  768.647531]  kmem_cache_alloc+0x1f8/0x730
[  768.651687]  skb_clone+0x1bb/0x500
[  768.655221]  ? finish_task_switch+0x1b4/0x910
[  768.659878]  ? skb_split+0x11e0/0x11e0
[  768.663761]  ? preempt_notifier_register+0x200/0x200
[  768.668860]  ? __switch_to_asm+0x34/0x70
[  768.672913]  ? __switch_to_asm+0x34/0x70
[  768.676963]  ? __switch_to_asm+0x40/0x70
[  768.681011]  ? __switch_to_asm+0x34/0x70
[  768.685060]  ? __switch_to_asm+0x40/0x70
[  768.689125]  ? __switch_to_asm+0x34/0x70
[  768.693173]  ? __switch_to_asm+0x40/0x70
[  768.697225]  ? __switch_to_asm+0x34/0x70
[  768.701283]  ? __switch_to_asm+0x34/0x70
[  768.705338]  ? __switch_to_asm+0x40/0x70
[  768.709389]  ? __switch_to_asm+0x34/0x70
[  768.713449]  bpf_clone_redirect+0xb9/0x490
[  768.717684]  ? __schedule+0x8d7/0x21d0
[  768.721575]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  768.726708]  ? __sched_text_start+0x8/0x8
[  768.730851]  ? retint_kernel+0x2d/0x2d
[  768.735259]  ? find_held_lock+0x36/0x1c0
[  768.739344]  ? lock_acquire+0x1ed/0x520
[  768.743311]  ? bpf_test_run+0x3cb/0x780
[  768.747299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  768.752843]  ? check_preemption_disabled+0x48/0x280
[  768.757864]  ? kasan_check_read+0x11/0x20
[  768.762004]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  768.767276]  ? rcu_softirq_qs+0x20/0x20
[  768.771260]  ? preempt_schedule+0x4d/0x60
[  768.775406]  ? ___preempt_schedule+0x16/0x18
[  768.779818]  ? bpf_test_run+0x25d/0x780
[  768.783802]  ? netlink_diag_dump+0x2a0/0x2a0
[  768.788216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  768.793750]  ? bpf_test_init.isra.10+0x70/0x100
[  768.798424]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  768.803186]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  768.808026]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  768.813561]  ? fput+0x130/0x1a0
[  768.816858]  ? __bpf_prog_get+0x9b/0x290
[  768.820919]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  768.825756]  ? bpf_prog_test_run+0x130/0x1a0
[  768.830162]  ? __x64_sys_bpf+0x3db/0x520
[  768.834666]  ? bpf_prog_get+0x20/0x20
[  768.838481]  ? do_syscall_64+0x1b9/0x820
[  768.842551]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  768.847909]  ? syscall_return_slowpath+0x5e0/0x5e0
[  768.852835]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  768.857691]  ? trace_hardirqs_on_caller+0x310/0x310
[  768.862699]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  768.867711]  ? prepare_exit_to_usermode+0x291/0x3b0
[  768.872854]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  768.877700]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  768.883157] warn_alloc_show_mem: 1 callbacks suppressed
[  768.883167] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  768.883168] Mem-Info:
[  768.883198] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  768.883198]  active_file:32 inactive_file:0 isolated_file:0
[  768.883198]  unevictable:0 dirty:0 writeback:0 unstable:0
[  768.883198]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  768.883198]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  768.883198]  free:13730 free_pcp:227 free_cma:0
[  768.888524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  768.888532] Call Trace:
[  768.895546] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  768.897932]  <IRQ>
[  768.930963] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  768.940537]  dump_stack+0x244/0x39d
[  768.943087] lowmem_reserve[]: 0 2818 6321 6321
[  768.970922]  ? dump_stack_print_info.cold.1+0x20/0x20
[  768.973041] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  768.999146]  warn_alloc.cold.116+0xb7/0x1bd
[  769.002733] lowmem_reserve[]: 0 0 3503 3503
[  769.007329]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  769.012485] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  769.040255]  ? lock_downgrade+0x900/0x900
[  769.044545] lowmem_reserve[]: 0 0 0 0
[  769.048855]  ? trace_hardirqs_off+0xb8/0x310
[  769.053662] 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
[  769.082898]  ? trace_hardirqs_off+0xb8/0x310
[  769.087016] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  769.090806]  __alloc_pages_slowpath+0x26e8/0x2e10
[  769.095266] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  769.108796]  ? warn_alloc+0x120/0x120
[  769.113168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  769.127887]  ? print_usage_bug+0xc0/0xc0
[  769.132704] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  769.147005]  ? warn_alloc+0x120/0x120
[  769.150796] 6658 total pagecache pages
[  769.159612]  ? warn_alloc+0x120/0x120
[  769.163646] 0 pages in swap cache
[  769.172198]  ? print_usage_bug+0xc0/0xc0
[  769.175973] Swap cache stats: add 0, delete 0, find 0/0
[  769.179843]  ? kvm_clock_read+0x18/0x30
[  769.183606] Free swap  = 0kB
[  769.187039]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  769.191067] Total swap = 0kB
[  769.196413]  ? print_usage_bug+0xc0/0xc0
[  769.200380] 1965979 pages RAM
[  769.203466]  ? __lock_acquire+0x62f/0x4c20
[  769.208448] 0 pages HighMem/MovableOnly
[  769.211459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  769.215480] 342853 pages reserved
[  769.215487] 0 pages cma reserved
[  769.218574]  ? should_fail+0x22d/0xd01
[  769.243176]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  769.244236] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  769.248626]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  769.258912] kworker/1:0 cpuset=/ mems_allowed=0
[  769.264213]  ? __lock_acquire+0x62f/0x4c20
[  769.273068]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  769.278161]  ? __lock_acquire+0x62f/0x4c20
[  769.282390]  ? should_fail+0x22d/0xd01
[  769.286262]  ? rcu_irq_exit+0x1a2/0x390
[  769.290252]  ? mark_held_locks+0x130/0x130
[  769.294488]  ? mark_held_locks+0x130/0x130
[  769.298807]  ? mark_held_locks+0xc7/0x130
[  769.302948]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  769.307959]  ? zap_class+0x640/0x640
[  769.311666]  ? print_usage_bug+0xc0/0xc0
[  769.315724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.321254]  ? check_preemption_disabled+0x48/0x280
[  769.326315]  ? __lock_is_held+0xb5/0x140
[  769.330376]  __alloc_pages_nodemask+0xa80/0xde0
[  769.335326]  ? zap_class+0x640/0x640
[  769.339035]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  769.344084]  ? find_held_lock+0x36/0x1c0
[  769.348153]  ? ____cache_alloc_node+0x1c7/0x1e0
[  769.352817]  ? lock_downgrade+0x900/0x900
[  769.356987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.362631]  cache_grow_begin+0xa5/0x8c0
[  769.366684]  ? do_raw_spin_unlock+0xa7/0x330
[  769.371123]  fallback_alloc+0x204/0x2e0
[  769.375101]  ____cache_alloc_node+0x1c7/0x1e0
[  769.379594]  kmem_cache_alloc_node+0xe3/0x730
[  769.384085]  ? ipv6_get_ifaddr+0x42e/0x620
[  769.388339]  __alloc_skb+0x119/0x770
[  769.392051]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  769.397328]  ? netdev_alloc_frag+0x1f0/0x1f0
[  769.401732]  ? lock_downgrade+0x900/0x900
[  769.405881]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.411411]  ? refcount_sub_and_test_checked+0x203/0x310
[  769.416862]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  769.422320]  ? addrconf_rs_timer+0x690/0x690
[  769.426726]  ndisc_alloc_skb+0x144/0x340
[  769.430793]  ndisc_send_rs+0x331/0x6e0
[  769.435052]  addrconf_rs_timer+0x314/0x690
[  769.439286]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  769.443536]  call_timer_fn+0x272/0x920
[  769.447421]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  769.451648]  ? process_timeout+0x40/0x40
[  769.455713]  ? mark_held_locks+0xc7/0x130
[  769.459860]  ? _raw_spin_unlock_irq+0x27/0x80
[  769.464357]  ? _raw_spin_unlock_irq+0x27/0x80
[  769.468846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  769.473083]  ? lockdep_hardirqs_on+0x296/0x5b0
[  769.477661]  ? trace_hardirqs_on+0xbd/0x310
[  769.481976]  ? kasan_check_read+0x11/0x20
[  769.486117]  ? __run_timers+0x7da/0xc70
[  769.490084]  ? trace_hardirqs_off_caller+0x310/0x310
[  769.495184]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  769.499413]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  769.503641]  __run_timers+0x7e5/0xc70
[  769.507440]  ? timer_fixup_init+0x70/0x70
[  769.511579]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  769.516588]  ? zap_class+0x640/0x640
[  769.520309]  ? print_usage_bug+0xc0/0xc0
[  769.524397]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  769.529659]  ? find_held_lock+0x36/0x1c0
[  769.533971]  ? zap_class+0x640/0x640
[  769.537704]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.543235]  ? check_preemption_disabled+0x48/0x280
[  769.548250]  ? __lock_is_held+0xb5/0x140
[  769.552327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.557859]  ? check_preemption_disabled+0x48/0x280
[  769.562870]  run_timer_softirq+0x52/0xb0
[  769.566926]  ? rcu_read_lock_sched_held+0x14f/0x180
[  769.571932]  __do_softirq+0x308/0xb7e
[  769.575728]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  769.580217]  ? lock_downgrade+0x900/0x900
[  769.584354]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  769.589455]  ? pvclock_read_flags+0x160/0x160
[  769.593943]  ? lapic_next_event+0x5a/0x90
[  769.598088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.603628]  ? kvm_clock_read+0x18/0x30
[  769.607597]  ? kvm_sched_clock_read+0x9/0x20
[  769.611999]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.617528]  ? check_preemption_disabled+0x48/0x280
[  769.622545]  irq_exit+0x17f/0x1c0
[  769.625990]  smp_apic_timer_interrupt+0x1cb/0x760
[  769.630824]  ? smp_reschedule_interrupt+0x109/0x650
[  769.636150]  ? smp_call_function_single_interrupt+0x650/0x650
[  769.642021]  ? interrupt_entry+0xb5/0xc0
[  769.646071]  ? trace_hardirqs_off_caller+0xbb/0x310
[  769.651078]  ? trace_hardirqs_off_caller+0xbb/0x310
[  769.656087]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  769.661409]  ? trace_hardirqs_on_caller+0x310/0x310
[  769.666415]  ? trace_hardirqs_on_caller+0x310/0x310
[  769.671422]  ? task_prio+0x50/0x50
[  769.674951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.680481]  ? check_preemption_disabled+0x48/0x280
[  769.685624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  769.690480]  apic_timer_interrupt+0xf/0x20
[  769.694700]  </IRQ>
[  769.696927] RIP: 0010:console_unlock+0x102f/0x1190
[  769.701851] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  769.720754] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  769.728455] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  769.735963] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  769.743227] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  769.750495] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  769.757761] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  769.765054]  ? netconsole_netdev_event+0x280/0x280
[  769.770002]  ? console_unlock+0x1026/0x1190
[  769.774349]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  769.779005]  ? vprintk_emit+0x846/0x990
[  769.782975]  ? lock_release+0xa00/0xa00
[  769.786947]  ? trace_hardirqs_on+0x70/0x310
[  769.792116]  ? vprintk_default+0x28/0x30
[  769.796178]  ? trace_hardirqs_off_caller+0x310/0x310
[  769.801539]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  769.807074]  vprintk_emit+0x391/0x990
[  769.810872]  ? wake_up_klogd+0x180/0x180
[  769.814933]  ? find_held_lock+0x11/0x1c0
[  769.818996]  ? mark_held_locks+0xc7/0x130
[  769.823142]  ? _raw_spin_unlock_irq+0x27/0x80
[  769.827924]  ? _raw_spin_unlock_irq+0x27/0x80
[  769.832419]  vprintk_default+0x28/0x30
[  769.836529]  vprintk_func+0x7e/0x181
[  769.840241]  printk+0xa7/0xcf
[  769.843346]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  769.848096]  ? _raw_spin_unlock_irq+0x60/0x80
[  769.852594]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  769.857873]  dump_header+0x7cc/0xf72
[  769.861595]  ? pagefault_out_of_memory+0x197/0x197
[  769.866730]  ? __lock_acquire+0x62f/0x4c20
[  769.870966]  ? print_usage_bug+0xc0/0xc0
[  769.875032]  ? zap_class+0x640/0x640
[  769.878750]  ? zap_class+0x640/0x640
[  769.882460]  ? print_usage_bug+0xc0/0xc0
[  769.886519]  ? print_usage_bug+0xc0/0xc0
[  769.890583]  ? find_held_lock+0x36/0x1c0
[  769.894649]  ? mark_held_locks+0xc7/0x130
[  769.898796]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  769.903895]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  769.909083]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  769.913660]  ? trace_hardirqs_on+0xbd/0x310
[  769.917975]  ? kasan_check_read+0x11/0x20
[  769.922118]  ? ___ratelimit+0x3b4/0x672
[  769.926086]  ? trace_hardirqs_off_caller+0x310/0x310
[  769.931183]  ? trace_hardirqs_on+0x310/0x310
[  769.935792]  ? lock_downgrade+0x900/0x900
[  769.939956]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  769.945056]  ? ___ratelimit+0x3b9/0x672
[  769.949023]  ? idr_get_free+0xf70/0xf70
[  769.952994]  ? kasan_check_read+0x11/0x20
[  769.957138]  ? do_raw_spin_unlock+0xa7/0x330
[  769.961549]  oom_kill_process.cold.27+0x10/0x903
[  769.966314]  ? zap_class+0x640/0x640
[  769.970021]  ? _raw_spin_unlock+0x2c/0x50
[  769.974161]  ? oom_badness+0xe6/0xaa0
[  769.977966]  ? oom_evaluate_task+0x540/0x540
[  769.982382]  ? find_held_lock+0x36/0x1c0
[  769.986447]  ? out_of_memory+0x974/0x1430
[  769.990592]  ? lock_downgrade+0x900/0x900
[  769.994736]  ? check_preemption_disabled+0x48/0x280
[  769.999753]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  770.004679]  ? kasan_check_read+0x11/0x20
[  770.008823]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  770.014093]  ? rcu_softirq_qs+0x20/0x20
[  770.018071]  ? kasan_check_write+0x14/0x20
[  770.022304]  ? oom_evaluate_task+0x302/0x540
[  770.026712]  out_of_memory+0xa84/0x1430
[  770.030800]  ? oom_killer_disable+0x3a0/0x3a0
[  770.035541]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  770.040473]  ? __ww_mutex_check_waiters+0x160/0x160
[  770.045496]  __alloc_pages_slowpath+0x2354/0x2e10
[  770.050388]  ? warn_alloc+0x120/0x120
[  770.054183]  ? mark_held_locks+0x130/0x130
[  770.058420]  ? find_get_entry+0xaae/0x1120
[  770.062661]  ? filemap_map_pages+0x1a20/0x1a20
[  770.067256]  ? zap_class+0x640/0x640
[  770.070993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  770.076529]  ? check_preemption_disabled+0x48/0x280
[  770.081541]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  770.087070]  ? should_fail+0x22d/0xd01
[  770.090957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  770.096170]  ? zap_class+0x640/0x640
[  770.099895]  ? __lock_is_held+0xb5/0x140
[  770.103955]  ? mark_held_locks+0x130/0x130
[  770.108199]  ? lock_release+0xa00/0xa00
[  770.112169]  ? perf_trace_sched_process_exec+0x860/0x860
[  770.117621]  ? xa_load+0x2ba/0x460
[  770.121156]  ? lock_downgrade+0x900/0x900
[  770.125305]  ? __might_sleep+0x95/0x190
[  770.129318]  __alloc_pages_nodemask+0xa80/0xde0
[  770.134174]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  770.139176]  ? __page_cache_alloc+0x191/0x5c0
[  770.143683]  ? xa_load+0x2e1/0x460
[  770.147216]  ? xa_clear_mark+0x40/0x40
[  770.151102]  ? zap_class+0x640/0x640
[  770.154832]  ? zap_class+0x640/0x640
[  770.158539]  ? zap_class+0x640/0x640
[  770.162249]  ? __do_page_cache_readahead+0x663/0x810
[  770.167364]  ? find_held_lock+0x36/0x1c0
[  770.171425]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  770.176966]  alloc_pages_current+0x173/0x350
[  770.181379]  __page_cache_alloc+0x38c/0x5c0
[  770.185779]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  770.190873]  ? kasan_check_read+0x11/0x20
[  770.195017]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  770.200318]  ? generic_perform_write+0x6a0/0x6a0
[  770.205076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  770.210620]  ? check_preemption_disabled+0x48/0x280
[  770.215635]  filemap_fault+0x1595/0x25f0
[  770.219701]  ? __lock_page_or_retry+0xa00/0xa00
[  770.224372]  ? mark_held_locks+0x130/0x130
[  770.228619]  ? filemap_map_pages+0xd6b/0x1a20
[  770.233109]  ? lock_downgrade+0x900/0x900
[  770.237503]  ? check_preemption_disabled+0x48/0x280
[  770.242521]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  770.247458]  ? kasan_check_read+0x11/0x20
[  770.251601]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  770.256870]  ? rcu_softirq_qs+0x20/0x20
[  770.260853]  ? filemap_map_pages+0xd92/0x1a20
[  770.265352]  ? find_get_entries_tag+0x1400/0x1400
[  770.270193]  ? futex_wake+0x760/0x760
[  770.273999]  ? lock_acquire+0x1ed/0x520
[  770.277970]  ? ext4_filemap_fault+0x7a/0xad
[  770.282302]  ? lock_release+0xa00/0xa00
[  770.286276]  ? perf_trace_sched_process_exec+0x860/0x860
[  770.291737]  ? print_usage_bug+0xc0/0xc0
[  770.295794]  ? print_usage_bug+0xc0/0xc0
[  770.299963]  ? down_read+0x8d/0x120
[  770.303578]  ? ext4_filemap_fault+0x7a/0xad
[  770.307897]  ? __down_interruptible+0x700/0x700
[  770.312649]  ext4_filemap_fault+0x82/0xad
[  770.316793]  __do_fault+0x100/0x6b0
[  770.320417]  ? pmd_devmap_trans_unstable+0x220/0x220
[  770.325519]  ? mark_held_locks+0x130/0x130
[  770.329754]  ? mark_held_locks+0x130/0x130
[  770.334273]  ? __might_fault+0x12b/0x1e0
[  770.338336]  ? lock_downgrade+0x900/0x900
[  770.342506]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  770.348053]  __handle_mm_fault+0x3ea0/0x5be0
[  770.352473]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  770.357316]  ? kasan_check_read+0x11/0x20
[  770.361459]  ? _copy_to_user+0xc8/0x110
[  770.365439]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  770.370977]  ? zap_class+0x640/0x640
[  770.374682]  ? zap_class+0x640/0x640
[  770.378389]  ? find_held_lock+0x36/0x1c0
[  770.382450]  ? handle_mm_fault+0x42a/0xc70
[  770.386674]  ? lock_downgrade+0x900/0x900
[  770.390815]  ? check_preemption_disabled+0x48/0x280
[  770.395838]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  770.400758]  ? kasan_check_read+0x11/0x20
[  770.404901]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  770.410172]  ? rcu_softirq_qs+0x20/0x20
[  770.414138]  ? trace_hardirqs_off_caller+0x310/0x310
[  770.419234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  770.424791]  ? check_preemption_disabled+0x48/0x280
[  770.429807]  handle_mm_fault+0x54f/0xc70
[  770.434229]  ? __handle_mm_fault+0x5be0/0x5be0
[  770.438815]  ? find_vma+0x34/0x190
[  770.442353]  __do_page_fault+0x5e8/0xe60
[  770.446498]  ? trace_hardirqs_off+0xb8/0x310
[  770.450909]  do_page_fault+0xf2/0x7e0
[  770.454699]  ? vmalloc_sync_all+0x30/0x30
[  770.458947]  ? error_entry+0x70/0xd0
[  770.462652]  ? trace_hardirqs_off_caller+0xbb/0x310
[  770.467661]  ? trace_hardirqs_on_caller+0xc0/0x310
[  770.472583]  ? syscall_return_slowpath+0x5e0/0x5e0
[  770.477503]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  770.482338]  ? trace_hardirqs_on_caller+0x310/0x310
[  770.487346]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  770.492796]  ? prepare_exit_to_usermode+0x291/0x3b0
[  770.497806]  ? page_fault+0x8/0x30
[  770.501340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  770.506197]  ? page_fault+0x8/0x30
[  770.509752]  page_fault+0x1e/0x30
[  770.513193] RIP: 0033:0x407e06
[  770.516395] Code: Bad RIP value.
[  770.519753] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  770.525106] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  770.532378] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  770.539863] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  770.547127] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  770.554387] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  770.561676] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  770.561740] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  770.568686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  770.568720] Workqueue: events_power_efficient neigh_periodic_work
[  770.575280] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  770.584512] Call Trace:
[  770.584532]  dump_stack+0x244/0x39d
[  770.590729] syz-fuzzer cpuset=/ mems_allowed=0
[  770.600940]  ? dump_stack_print_info.cold.1+0x20/0x20
[  770.616953]  warn_alloc.cold.116+0xb7/0x1bd
[  770.621295]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  770.626151]  ? lock_downgrade+0x900/0x900
[  770.630318]  ? trace_hardirqs_off+0xb8/0x310
[  770.635438]  ? trace_hardirqs_off+0xb8/0x310
[  770.639854]  __alloc_pages_slowpath+0x26e8/0x2e10
[  770.644718]  ? warn_alloc+0x120/0x120
[  770.648520]  ? warn_alloc+0x120/0x120
[  770.652321]  ? check_preemption_disabled+0x48/0x280
[  770.657339]  ? warn_alloc+0x120/0x120
[  770.661430]  ? zap_class+0x640/0x640
[  770.665145]  ? print_usage_bug+0xc0/0xc0
[  770.669208]  ? print_usage_bug+0xc0/0xc0
[  770.673270]  ? __lock_acquire+0x62f/0x4c20
[  770.677511]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  770.683053]  ? should_fail+0x22d/0xd01
[  770.686942]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  770.692042]  ? __lock_acquire+0x62f/0x4c20
[  770.696288]  ? __lock_acquire+0x62f/0x4c20
[  770.700522]  ? should_fail+0x22d/0xd01
[  770.704417]  ? mark_held_locks+0x130/0x130
[  770.708652]  ? mark_held_locks+0x130/0x130
[  770.712886]  ? pick_next_task_fair+0xa05/0x1b30
[  770.717556]  ? rcu_read_lock_sched_held+0x14f/0x180
[  770.722570]  ? zap_class+0x640/0x640
[  770.726283]  ? zap_class+0x640/0x640
[  770.730005]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  770.735812]  ? check_preemption_disabled+0x48/0x280
[  770.740836]  ? __lock_is_held+0xb5/0x140
[  770.744900]  __alloc_pages_nodemask+0xa80/0xde0
[  770.749567]  ? zap_class+0x640/0x640
[  770.753285]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  770.758575]  ? find_held_lock+0x36/0x1c0
[  770.762645]  ? ____cache_alloc_node+0x1c7/0x1e0
[  770.767338]  ? lock_downgrade+0x900/0x900
[  770.771487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  770.777027]  cache_grow_begin+0xa5/0x8c0
[  770.781086]  ? do_raw_spin_unlock+0xa7/0x330
[  770.785500]  fallback_alloc+0x204/0x2e0
[  770.789486]  ____cache_alloc_node+0x1c7/0x1e0
[  770.793984]  kmem_cache_alloc_node+0xe3/0x730
[  770.798473]  ? zap_class+0x640/0x640
[  770.802184]  ? __sched_text_start+0x8/0x8
[  770.806336]  __alloc_skb+0x119/0x770
[  770.810042]  ? zap_class+0x640/0x640
[  770.813752]  ? netdev_alloc_frag+0x1f0/0x1f0
[  770.818262]  ? neigh_periodic_work+0x8ca/0xc60
[  770.822842]  ? lock_downgrade+0x900/0x900
[  770.826989]  ? kasan_check_read+0x11/0x20
[  770.831130]  ? do_raw_write_lock+0x14f/0x310
[  770.835992]  __neigh_notify+0x8c/0x160
[  770.839879]  neigh_cleanup_and_release+0x7b/0xe0
[  770.844646]  neigh_periodic_work+0x8d2/0xc60
[  770.849059]  ? neigh_table_clear+0x390/0x390
[  770.853467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  770.858997]  ? check_preemption_disabled+0x48/0x280
[  770.864019]  ? __lock_is_held+0xb5/0x140
[  770.868086]  process_one_work+0xc90/0x1c40
[  770.872313]  ? mark_held_locks+0x130/0x130
[  770.876555]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  770.881213]  ? __switch_to_asm+0x40/0x70
[  770.885276]  ? __switch_to_asm+0x40/0x70
[  770.889324]  ? __switch_to_asm+0x34/0x70
[  770.893373]  ? __switch_to_asm+0x40/0x70
[  770.897446]  ? __switch_to_asm+0x34/0x70
[  770.901612]  ? __switch_to_asm+0x40/0x70
[  770.905667]  ? __switch_to_asm+0x34/0x70
[  770.909716]  ? __switch_to_asm+0x40/0x70
[  770.913782]  ? __schedule+0x8d7/0x21d0
[  770.917669]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  770.922264]  ? zap_class+0x640/0x640
[  770.925995]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  770.930752]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  770.935824]  ? lock_acquire+0x1ed/0x520
[  770.939791]  ? worker_thread+0x3e0/0x1390
[  770.943943]  ? kasan_check_read+0x11/0x20
[  770.948087]  ? do_raw_spin_lock+0x14f/0x350
[  770.952579]  ? kasan_check_read+0x11/0x20
[  770.956723]  ? rwlock_bug.part.2+0x90/0x90
[  770.960961]  ? trace_hardirqs_on+0x310/0x310
[  770.965381]  worker_thread+0x17f/0x1390
[  770.969376]  ? __switch_to_asm+0x34/0x70
[  770.973443]  ? process_one_work+0x1c40/0x1c40
[  770.977955]  ? __sched_text_start+0x8/0x8
[  770.982117]  ? __kthread_parkme+0xce/0x1a0
[  770.986348]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  770.991452]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  770.996556]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  771.001134]  ? trace_hardirqs_on+0xbd/0x310
[  771.005457]  ? kasan_check_read+0x11/0x20
[  771.009604]  ? __kthread_parkme+0xce/0x1a0
[  771.013833]  ? trace_hardirqs_off_caller+0x310/0x310
[  771.018944]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  771.024052]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  771.029589]  ? __kthread_parkme+0xfb/0x1a0
[  771.034333]  ? process_one_work+0x1c40/0x1c40
[  771.038835]  kthread+0x35a/0x440
[  771.042204]  ? kthread_stop+0x900/0x900
[  771.046183]  ret_from_fork+0x3a/0x50
[  771.049901] warn_alloc_show_mem: 1 callbacks suppressed
[  771.049911] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  771.049913] Mem-Info:
[  771.049944] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  771.049944]  active_file:32 inactive_file:0 isolated_file:0
[  771.049944]  unevictable:0 dirty:0 writeback:0 unstable:0
[  771.049944]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  771.049944]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  771.049944]  free:13730 free_pcp:227 free_cma:0
[  771.055277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  771.062285] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  771.064665] Call Trace:
[  771.097603] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  771.107079]  <IRQ>
[  771.135832] lowmem_reserve[]: 0 2818 6321 6321
[  771.138413]  dump_stack+0x244/0x39d
[  771.164488] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  771.166630]  ? dump_stack_print_info.cold.1+0x20/0x20
[  771.171176] lowmem_reserve[]: 0 0 3503 3503
[  771.174814]  warn_alloc.cold.116+0xb7/0x1bd
[  771.202272] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  771.207452]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  771.211740] lowmem_reserve[]: 0 0 0 0
[  771.216062]  ? lock_downgrade+0x900/0x900
[  771.245591] 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
[  771.250446]  ? trace_hardirqs_off+0xb8/0x310
[  771.254238] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  771.258383]  ? trace_hardirqs_off+0xb8/0x310
[  771.271884] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  771.276312]  __alloc_pages_slowpath+0x26e8/0x2e10
[  771.291021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  771.295433]  ? warn_alloc+0x120/0x120
[  771.309517] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  771.314338]  ? print_usage_bug+0xc0/0xc0
[  771.323139] 6658 total pagecache pages
[  771.326919]  ? warn_alloc+0x120/0x120
[  771.335781] 0 pages in swap cache
[  771.339821]  ? warn_alloc+0x120/0x120
[  771.343679] Swap cache stats: add 0, delete 0, find 0/0
[  771.347460]  ? print_usage_bug+0xc0/0xc0
[  771.350886] Free swap  = 0kB
[  771.354754]  ? kvm_clock_read+0x18/0x30
[  771.354770]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  771.360101] Total swap = 0kB
[  771.364143]  ? print_usage_bug+0xc0/0xc0
[  771.367131] 1965979 pages RAM
[  771.371094]  ? __lock_acquire+0x62f/0x4c20
[  771.376082] 0 pages HighMem/MovableOnly
[  771.379085]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  771.383121] 342853 pages reserved
[  771.386211]  ? should_fail+0x22d/0xd01
[  771.390416] 0 pages cma reserved
[  771.410567]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  771.412180] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  771.415848]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  771.426303] syz-executor0 cpuset=syz0 mems_allowed=0
[  771.431398]  ? __lock_acquire+0x62f/0x4c20
[  771.441148]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  771.446255]  ? __lock_acquire+0x62f/0x4c20
[  771.450481]  ? should_fail+0x22d/0xd01
[  771.454364]  ? rcu_irq_exit+0x1a2/0x390
[  771.458343]  ? mark_held_locks+0x130/0x130
[  771.462574]  ? mark_held_locks+0x130/0x130
[  771.466822]  ? mark_held_locks+0xc7/0x130
[  771.470958]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  771.475961]  ? zap_class+0x640/0x640
[  771.479667]  ? print_usage_bug+0xc0/0xc0
[  771.483720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.489253]  ? check_preemption_disabled+0x48/0x280
[  771.494398]  ? __lock_is_held+0xb5/0x140
[  771.498450]  __alloc_pages_nodemask+0xa80/0xde0
[  771.503107]  ? zap_class+0x640/0x640
[  771.506827]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  771.511859]  ? find_held_lock+0x36/0x1c0
[  771.515914]  ? ____cache_alloc_node+0x1c7/0x1e0
[  771.520572]  ? lock_downgrade+0x900/0x900
[  771.524713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.530258]  cache_grow_begin+0xa5/0x8c0
[  771.534618]  ? do_raw_spin_unlock+0xa7/0x330
[  771.539030]  fallback_alloc+0x204/0x2e0
[  771.543006]  ____cache_alloc_node+0x1c7/0x1e0
[  771.547515]  kmem_cache_alloc_node+0xe3/0x730
[  771.552010]  ? ipv6_get_ifaddr+0x42e/0x620
[  771.556264]  __alloc_skb+0x119/0x770
[  771.559982]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  771.565260]  ? netdev_alloc_frag+0x1f0/0x1f0
[  771.569666]  ? lock_downgrade+0x900/0x900
[  771.573816]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.579350]  ? refcount_sub_and_test_checked+0x203/0x310
[  771.584799]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  771.590278]  ? addrconf_rs_timer+0x690/0x690
[  771.594693]  ndisc_alloc_skb+0x144/0x340
[  771.598753]  ndisc_send_rs+0x331/0x6e0
[  771.602641]  addrconf_rs_timer+0x314/0x690
[  771.606871]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  771.611121]  call_timer_fn+0x272/0x920
[  771.615003]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  771.619253]  ? process_timeout+0x40/0x40
[  771.623316]  ? mark_held_locks+0xc7/0x130
[  771.627457]  ? _raw_spin_unlock_irq+0x27/0x80
[  771.631943]  ? _raw_spin_unlock_irq+0x27/0x80
[  771.636707]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  771.640939]  ? lockdep_hardirqs_on+0x296/0x5b0
[  771.645519]  ? trace_hardirqs_on+0xbd/0x310
[  771.649849]  ? kasan_check_read+0x11/0x20
[  771.653992]  ? __run_timers+0x7da/0xc70
[  771.657962]  ? trace_hardirqs_off_caller+0x310/0x310
[  771.663526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  771.667759]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  771.672002]  __run_timers+0x7e5/0xc70
[  771.675806]  ? timer_fixup_init+0x70/0x70
[  771.679951]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  771.684963]  ? zap_class+0x640/0x640
[  771.688675]  ? print_usage_bug+0xc0/0xc0
[  771.692732]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  771.697939]  ? find_held_lock+0x36/0x1c0
[  771.702009]  ? zap_class+0x640/0x640
[  771.705722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.711266]  ? check_preemption_disabled+0x48/0x280
[  771.716392]  ? __lock_is_held+0xb5/0x140
[  771.720454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.725987]  ? check_preemption_disabled+0x48/0x280
[  771.731002]  run_timer_softirq+0x52/0xb0
[  771.735304]  ? rcu_read_lock_sched_held+0x14f/0x180
[  771.740315]  __do_softirq+0x308/0xb7e
[  771.744123]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  771.748611]  ? lock_downgrade+0x900/0x900
[  771.752760]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  771.757869]  ? pvclock_read_flags+0x160/0x160
[  771.762359]  ? lapic_next_event+0x5a/0x90
[  771.766520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.772060]  ? kvm_clock_read+0x18/0x30
[  771.776026]  ? kvm_sched_clock_read+0x9/0x20
[  771.780438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.785971]  ? check_preemption_disabled+0x48/0x280
[  771.790992]  irq_exit+0x17f/0x1c0
[  771.794437]  smp_apic_timer_interrupt+0x1cb/0x760
[  771.799278]  ? smp_reschedule_interrupt+0x109/0x650
[  771.804298]  ? smp_call_function_single_interrupt+0x650/0x650
[  771.810184]  ? interrupt_entry+0xb5/0xc0
[  771.814369]  ? trace_hardirqs_off_caller+0xbb/0x310
[  771.819386]  ? trace_hardirqs_off_caller+0xbb/0x310
[  771.824402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  771.829424]  ? trace_hardirqs_on_caller+0x310/0x310
[  771.834687]  ? trace_hardirqs_on_caller+0x310/0x310
[  771.839699]  ? task_prio+0x50/0x50
[  771.843243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.848776]  ? check_preemption_disabled+0x48/0x280
[  771.853790]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  771.858634]  apic_timer_interrupt+0xf/0x20
[  771.862858]  </IRQ>
[  771.865091] RIP: 0010:console_unlock+0x102f/0x1190
[  771.870012] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  771.888918] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  771.896622] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  771.903882] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  771.911147] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  771.918411] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  771.925677] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  771.932950]  ? netconsole_netdev_event+0x280/0x280
[  771.938171]  ? console_unlock+0x1026/0x1190
[  771.942505]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  771.947164]  ? vprintk_emit+0x846/0x990
[  771.951134]  ? lock_release+0xa00/0xa00
[  771.955105]  ? trace_hardirqs_on+0x70/0x310
[  771.959422]  ? vprintk_default+0x28/0x30
[  771.963480]  ? trace_hardirqs_off_caller+0x310/0x310
[  771.968580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  771.974124]  vprintk_emit+0x391/0x990
[  771.977927]  ? wake_up_klogd+0x180/0x180
[  771.981995]  ? find_held_lock+0x11/0x1c0
[  771.986062]  ? mark_held_locks+0xc7/0x130
[  771.990222]  ? _raw_spin_unlock_irq+0x27/0x80
[  771.994707]  ? _raw_spin_unlock_irq+0x27/0x80
[  771.999213]  vprintk_default+0x28/0x30
[  772.003103]  vprintk_func+0x7e/0x181
[  772.006812]  printk+0xa7/0xcf
[  772.009917]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  772.014667]  ? _raw_spin_unlock_irq+0x60/0x80
[  772.019278]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  772.024560]  dump_header+0x7cc/0xf72
[  772.028280]  ? pagefault_out_of_memory+0x197/0x197
[  772.033245]  ? __lock_acquire+0x62f/0x4c20
[  772.037725]  ? print_usage_bug+0xc0/0xc0
[  772.041785]  ? zap_class+0x640/0x640
[  772.045491]  ? zap_class+0x640/0x640
[  772.049212]  ? print_usage_bug+0xc0/0xc0
[  772.053275]  ? print_usage_bug+0xc0/0xc0
[  772.057342]  ? find_held_lock+0x36/0x1c0
[  772.061409]  ? mark_held_locks+0xc7/0x130
[  772.065556]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  772.070650]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  772.075751]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  772.080329]  ? trace_hardirqs_on+0xbd/0x310
[  772.084648]  ? kasan_check_read+0x11/0x20
[  772.088791]  ? ___ratelimit+0x3b4/0x672
[  772.092759]  ? trace_hardirqs_off_caller+0x310/0x310
[  772.097863]  ? trace_hardirqs_on+0x310/0x310
[  772.102265]  ? lock_downgrade+0x900/0x900
[  772.106409]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  772.111505]  ? ___ratelimit+0x3b9/0x672
[  772.115475]  ? idr_get_free+0xf70/0xf70
[  772.119445]  ? kasan_check_read+0x11/0x20
[  772.123584]  ? do_raw_spin_unlock+0xa7/0x330
[  772.128000]  oom_kill_process.cold.27+0x10/0x903
[  772.132756]  ? zap_class+0x640/0x640
[  772.136637]  ? _raw_spin_unlock+0x2c/0x50
[  772.140780]  ? oom_badness+0xe6/0xaa0
[  772.144581]  ? oom_evaluate_task+0x540/0x540
[  772.148989]  ? find_held_lock+0x36/0x1c0
[  772.153055]  ? out_of_memory+0x974/0x1430
[  772.157232]  ? lock_downgrade+0x900/0x900
[  772.161379]  ? check_preemption_disabled+0x48/0x280
[  772.166393]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  772.171313]  ? kasan_check_read+0x11/0x20
[  772.175458]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  772.180728]  ? rcu_softirq_qs+0x20/0x20
[  772.184701]  ? kasan_check_write+0x14/0x20
[  772.188932]  ? oom_evaluate_task+0x302/0x540
[  772.193335]  out_of_memory+0xa84/0x1430
[  772.197317]  ? oom_killer_disable+0x3a0/0x3a0
[  772.201821]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  772.206750]  ? __ww_mutex_check_waiters+0x160/0x160
[  772.211783]  __alloc_pages_slowpath+0x2354/0x2e10
[  772.216661]  ? warn_alloc+0x120/0x120
[  772.220452]  ? mark_held_locks+0x130/0x130
[  772.224684]  ? find_get_entry+0xaae/0x1120
[  772.228945]  ? filemap_map_pages+0x1a20/0x1a20
[  772.233725]  ? zap_class+0x640/0x640
[  772.237439]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  772.242974]  ? check_preemption_disabled+0x48/0x280
[  772.247986]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  772.253522]  ? should_fail+0x22d/0xd01
[  772.257423]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  772.262520]  ? zap_class+0x640/0x640
[  772.266346]  ? __lock_is_held+0xb5/0x140
[  772.270410]  ? mark_held_locks+0x130/0x130
[  772.274655]  ? lock_release+0xa00/0xa00
[  772.278621]  ? perf_trace_sched_process_exec+0x860/0x860
[  772.284081]  ? xa_load+0x2ba/0x460
[  772.287613]  ? lock_downgrade+0x900/0x900
[  772.291759]  ? __might_sleep+0x95/0x190
[  772.295830]  __alloc_pages_nodemask+0xa80/0xde0
[  772.300501]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  772.305507]  ? __page_cache_alloc+0x191/0x5c0
[  772.309988]  ? xa_load+0x2e1/0x460
[  772.313531]  ? xa_clear_mark+0x40/0x40
[  772.317409]  ? zap_class+0x640/0x640
[  772.321122]  ? zap_class+0x640/0x640
[  772.324829]  ? zap_class+0x640/0x640
[  772.328536]  ? __do_page_cache_readahead+0x663/0x810
[  772.333866]  ? find_held_lock+0x36/0x1c0
[  772.337918]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  772.343457]  alloc_pages_current+0x173/0x350
[  772.347856]  __page_cache_alloc+0x38c/0x5c0
[  772.352167]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  772.357092]  ? kasan_check_read+0x11/0x20
[  772.361232]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  772.366597]  ? generic_perform_write+0x6a0/0x6a0
[  772.371343]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  772.376872]  ? check_preemption_disabled+0x48/0x280
[  772.381884]  filemap_fault+0x1595/0x25f0
[  772.385950]  ? __lock_page_or_retry+0xa00/0xa00
[  772.390614]  ? mark_held_locks+0x130/0x130
[  772.394848]  ? filemap_map_pages+0xd6b/0x1a20
[  772.399338]  ? lock_downgrade+0x900/0x900
[  772.403477]  ? check_preemption_disabled+0x48/0x280
[  772.408486]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  772.413409]  ? kasan_check_read+0x11/0x20
[  772.417546]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  772.422815]  ? rcu_softirq_qs+0x20/0x20
[  772.426795]  ? filemap_map_pages+0xd92/0x1a20
[  772.431298]  ? find_get_entries_tag+0x1400/0x1400
[  772.436434]  ? futex_wake+0x760/0x760
[  772.440247]  ? lock_acquire+0x1ed/0x520
[  772.444236]  ? ext4_filemap_fault+0x7a/0xad
[  772.448556]  ? lock_release+0xa00/0xa00
[  772.452526]  ? perf_trace_sched_process_exec+0x860/0x860
[  772.457981]  ? print_usage_bug+0xc0/0xc0
[  772.462127]  ? print_usage_bug+0xc0/0xc0
[  772.466199]  ? down_read+0x8d/0x120
[  772.469826]  ? ext4_filemap_fault+0x7a/0xad
[  772.474145]  ? __down_interruptible+0x700/0x700
[  772.478814]  ext4_filemap_fault+0x82/0xad
[  772.482957]  __do_fault+0x100/0x6b0
[  772.486577]  ? pmd_devmap_trans_unstable+0x220/0x220
[  772.491674]  ? mark_held_locks+0x130/0x130
[  772.495901]  ? mark_held_locks+0x130/0x130
[  772.500130]  ? __might_fault+0x12b/0x1e0
[  772.504196]  ? lock_downgrade+0x900/0x900
[  772.508347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  772.513880]  __handle_mm_fault+0x3ea0/0x5be0
[  772.518382]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  772.523227]  ? kasan_check_read+0x11/0x20
[  772.527366]  ? _copy_to_user+0xc8/0x110
[  772.531339]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  772.537096]  ? zap_class+0x640/0x640
[  772.540806]  ? zap_class+0x640/0x640
[  772.544518]  ? find_held_lock+0x36/0x1c0
[  772.548578]  ? handle_mm_fault+0x42a/0xc70
[  772.552804]  ? lock_downgrade+0x900/0x900
[  772.556945]  ? check_preemption_disabled+0x48/0x280
[  772.561959]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  772.566904]  ? kasan_check_read+0x11/0x20
[  772.571042]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  772.576310]  ? rcu_softirq_qs+0x20/0x20
[  772.580306]  ? trace_hardirqs_off_caller+0x310/0x310
[  772.585403]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  772.590933]  ? check_preemption_disabled+0x48/0x280
[  772.596046]  handle_mm_fault+0x54f/0xc70
[  772.600103]  ? __handle_mm_fault+0x5be0/0x5be0
[  772.604680]  ? find_vma+0x34/0x190
[  772.608238]  __do_page_fault+0x5e8/0xe60
[  772.612294]  ? trace_hardirqs_off+0xb8/0x310
[  772.616705]  do_page_fault+0xf2/0x7e0
[  772.620585]  ? vmalloc_sync_all+0x30/0x30
[  772.624740]  ? error_entry+0x70/0xd0
[  772.628460]  ? trace_hardirqs_off_caller+0xbb/0x310
[  772.633691]  ? trace_hardirqs_on_caller+0xc0/0x310
[  772.638610]  ? syscall_return_slowpath+0x5e0/0x5e0
[  772.643526]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  772.648358]  ? trace_hardirqs_on_caller+0x310/0x310
[  772.653366]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  772.659272]  ? prepare_exit_to_usermode+0x291/0x3b0
[  772.664284]  ? page_fault+0x8/0x30
[  772.667814]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  772.672647]  ? page_fault+0x8/0x30
[  772.676222]  page_fault+0x1e/0x30
[  772.679661] RIP: 0033:0x407e06
[  772.682865] Code: Bad RIP value.
[  772.686218] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  772.691567] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  772.698824] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  772.706082] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  772.713354] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  772.720615] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  772.727896] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  772.727963] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  772.735639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  772.735645] Call Trace:
[  772.735665]  dump_stack+0x244/0x39d
[  772.735684]  ? dump_stack_print_info.cold.1+0x20/0x20
[  772.742238] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  772.751511]  warn_alloc.cold.116+0xb7/0x1bd
[  772.754061] syz-fuzzer cpuset=/ mems_allowed=0
[  772.757690]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  772.786751]  ? lock_downgrade+0x900/0x900
[  772.790906]  ? trace_hardirqs_off+0xb8/0x310
[  772.795311]  ? trace_hardirqs_off+0xb8/0x310
[  772.799725]  __alloc_pages_slowpath+0x26e8/0x2e10
[  772.804593]  ? warn_alloc+0x120/0x120
[  772.808389]  ? zap_class+0x640/0x640
[  772.812096]  ? warn_alloc+0x120/0x120
[  772.815892]  ? warn_alloc+0x120/0x120
[  772.819683]  ? print_usage_bug+0xc0/0xc0
[  772.823739]  ? find_held_lock+0x36/0x1c0
[  772.827801]  ? print_usage_bug+0xc0/0xc0
[  772.831871]  ? cpuacct_charge+0x265/0x440
[  772.836266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  772.841796]  ? should_fail+0x22d/0xd01
[  772.845673]  ? find_held_lock+0x36/0x1c0
[  772.849750]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  772.854844]  ? __lock_acquire+0x62f/0x4c20
[  772.859075]  ? should_fail+0x22d/0xd01
[  772.862976]  ? mark_held_locks+0x130/0x130
[  772.867207]  ? mark_held_locks+0x130/0x130
[  772.871435]  ? __lock_acquire+0x62f/0x4c20
[  772.875668]  ? zap_class+0x640/0x640
[  772.879408]  ? __lock_is_held+0xb5/0x140
[  772.883495]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  772.889026]  ? check_preemption_disabled+0x48/0x280
[  772.894059]  ? __lock_is_held+0xb5/0x140
[  772.898121]  __alloc_pages_nodemask+0xa80/0xde0
[  772.902780]  ? zap_class+0x640/0x640
[  772.906492]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  772.911509]  ? find_held_lock+0x36/0x1c0
[  772.915574]  ? ____cache_alloc_node+0x1c7/0x1e0
[  772.920237]  ? lock_downgrade+0x900/0x900
[  772.924389]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  772.930053]  cache_grow_begin+0xa5/0x8c0
[  772.934431]  ? do_raw_spin_unlock+0xa7/0x330
[  772.938837]  fallback_alloc+0x204/0x2e0
[  772.942811]  ____cache_alloc_node+0x1c7/0x1e0
[  772.947312]  kmem_cache_alloc+0x1f8/0x730
[  772.951501]  skb_clone+0x1bb/0x500
[  772.955039]  ? finish_task_switch+0x1b4/0x910
[  772.959534]  ? skb_split+0x11e0/0x11e0
[  772.963422]  ? preempt_notifier_register+0x200/0x200
[  772.968522]  ? __switch_to_asm+0x34/0x70
[  772.972579]  ? __switch_to_asm+0x34/0x70
[  772.976641]  ? __switch_to_asm+0x40/0x70
[  772.980699]  ? __switch_to_asm+0x34/0x70
[  772.984756]  ? __switch_to_asm+0x40/0x70
[  772.988818]  ? __switch_to_asm+0x34/0x70
[  772.992871]  ? __switch_to_asm+0x40/0x70
[  772.996928]  ? __switch_to_asm+0x34/0x70
[  773.000984]  ? __switch_to_asm+0x34/0x70
[  773.005038]  ? __switch_to_asm+0x40/0x70
[  773.009094]  ? __switch_to_asm+0x34/0x70
[  773.013158]  bpf_clone_redirect+0xb9/0x490
[  773.017393]  ? __schedule+0x8d7/0x21d0
[  773.021280]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  773.026292]  ? __sched_text_start+0x8/0x8
[  773.030434]  ? retint_kernel+0x2d/0x2d
[  773.035023]  ? find_held_lock+0x36/0x1c0
[  773.039087]  ? lock_acquire+0x1ed/0x520
[  773.043148]  ? bpf_test_run+0x3cb/0x780
[  773.047131]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.052662]  ? check_preemption_disabled+0x48/0x280
[  773.057724]  ? kasan_check_read+0x11/0x20
[  773.061867]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  773.067134]  ? rcu_softirq_qs+0x20/0x20
[  773.071105]  ? preempt_schedule+0x4d/0x60
[  773.075240]  ? ___preempt_schedule+0x16/0x18
[  773.079749]  ? bpf_test_run+0x25d/0x780
[  773.083732]  ? netlink_diag_dump+0x2a0/0x2a0
[  773.088137]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  773.093678]  ? bpf_test_init.isra.10+0x70/0x100
[  773.098358]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  773.103115]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  773.107953]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  773.113484]  ? fput+0x130/0x1a0
[  773.116762]  ? __bpf_prog_get+0x9b/0x290
[  773.120823]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  773.125656]  ? bpf_prog_test_run+0x130/0x1a0
[  773.130082]  ? __x64_sys_bpf+0x3db/0x520
[  773.134616]  ? bpf_prog_get+0x20/0x20
[  773.138448]  ? do_syscall_64+0x1b9/0x820
[  773.142510]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  773.147872]  ? syscall_return_slowpath+0x5e0/0x5e0
[  773.152791]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  773.157645]  ? trace_hardirqs_on_caller+0x310/0x310
[  773.162652]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  773.167682]  ? prepare_exit_to_usermode+0x291/0x3b0
[  773.172697]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  773.177550]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  773.182916] warn_alloc_show_mem: 1 callbacks suppressed
[  773.182925] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  773.182927] Mem-Info:
[  773.182957] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  773.182957]  active_file:32 inactive_file:0 isolated_file:0
[  773.182957]  unevictable:0 dirty:0 writeback:0 unstable:0
[  773.182957]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  773.182957]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  773.182957]  free:13730 free_pcp:227 free_cma:0
[  773.188288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  773.195312] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  773.197702] Call Trace:
[  773.230640] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  773.240168]  <IRQ>
[  773.267987] lowmem_reserve[]: 0 2818 6321 6321
[  773.270565]  dump_stack+0x244/0x39d
[  773.296639] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  773.298786]  ? dump_stack_print_info.cold.1+0x20/0x20
[  773.303336] lowmem_reserve[]: 0 0 3503 3503
[  773.306955]  warn_alloc.cold.116+0xb7/0x1bd
[  773.335243] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  773.340429]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  773.344714] lowmem_reserve[]: 0 0 0 0
[  773.349019]  ? lock_downgrade+0x900/0x900
[  773.378046] 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
[  773.382883]  ? trace_hardirqs_off+0xb8/0x310
[  773.386650] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  773.390787]  ? trace_hardirqs_off+0xb8/0x310
[  773.404276] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  773.408680]  __alloc_pages_slowpath+0x26e8/0x2e10
[  773.423393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  773.427803]  ? warn_alloc+0x120/0x120
[  773.442140] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  773.446969]  ? print_usage_bug+0xc0/0xc0
[  773.455773] 6658 total pagecache pages
[  773.459559]  ? warn_alloc+0x120/0x120
[  773.468129] 0 pages in swap cache
[  773.472184]  ? warn_alloc+0x120/0x120
[  773.476041] Swap cache stats: add 0, delete 0, find 0/0
[  773.479824]  ? print_usage_bug+0xc0/0xc0
[  773.483245] Free swap  = 0kB
[  773.487034]  ? kvm_clock_read+0x18/0x30
[  773.492383] Total swap = 0kB
[  773.496427]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  773.499415] 1965979 pages RAM
[  773.503370]  ? print_usage_bug+0xc0/0xc0
[  773.506358] 0 pages HighMem/MovableOnly
[  773.511358]  ? __lock_acquire+0x62f/0x4c20
[  773.514519] 342853 pages reserved
[  773.518569]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  773.522523] 0 pages cma reserved
[  773.526741]  ? should_fail+0x22d/0xd01
[  773.543177]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  773.548463]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  773.552061] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  773.553663]  ? __lock_acquire+0x62f/0x4c20
[  773.563960] kworker/1:0 cpuset=/ mems_allowed=0
[  773.568189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  773.577915]  ? __lock_acquire+0x62f/0x4c20
[  773.582142]  ? should_fail+0x22d/0xd01
[  773.586040]  ? rcu_irq_exit+0x1a2/0x390
[  773.590013]  ? mark_held_locks+0x130/0x130
[  773.594248]  ? mark_held_locks+0x130/0x130
[  773.598483]  ? mark_held_locks+0xc7/0x130
[  773.602811]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  773.607819]  ? zap_class+0x640/0x640
[  773.611541]  ? print_usage_bug+0xc0/0xc0
[  773.615608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.621140]  ? check_preemption_disabled+0x48/0x280
[  773.626174]  ? __lock_is_held+0xb5/0x140
[  773.630234]  __alloc_pages_nodemask+0xa80/0xde0
[  773.635120]  ? zap_class+0x640/0x640
[  773.638829]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  773.643845]  ? find_held_lock+0x36/0x1c0
[  773.647917]  ? ____cache_alloc_node+0x1c7/0x1e0
[  773.652614]  ? lock_downgrade+0x900/0x900
[  773.656854]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.662859]  cache_grow_begin+0xa5/0x8c0
[  773.666911]  ? do_raw_spin_unlock+0xa7/0x330
[  773.671322]  fallback_alloc+0x204/0x2e0
[  773.675293]  ____cache_alloc_node+0x1c7/0x1e0
[  773.679785]  kmem_cache_alloc_node+0xe3/0x730
[  773.684361]  ? ipv6_get_ifaddr+0x42e/0x620
[  773.688596]  __alloc_skb+0x119/0x770
[  773.692321]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  773.697594]  ? netdev_alloc_frag+0x1f0/0x1f0
[  773.701990]  ? lock_downgrade+0x900/0x900
[  773.706152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.711685]  ? refcount_sub_and_test_checked+0x203/0x310
[  773.717126]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  773.722590]  ? addrconf_rs_timer+0x690/0x690
[  773.727012]  ndisc_alloc_skb+0x144/0x340
[  773.731070]  ndisc_send_rs+0x331/0x6e0
[  773.735229]  addrconf_rs_timer+0x314/0x690
[  773.739465]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  773.743703]  call_timer_fn+0x272/0x920
[  773.747581]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  773.751806]  ? process_timeout+0x40/0x40
[  773.755863]  ? mark_held_locks+0xc7/0x130
[  773.759997]  ? _raw_spin_unlock_irq+0x27/0x80
[  773.764475]  ? _raw_spin_unlock_irq+0x27/0x80
[  773.768969]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  773.773198]  ? lockdep_hardirqs_on+0x296/0x5b0
[  773.777786]  ? trace_hardirqs_on+0xbd/0x310
[  773.782206]  ? kasan_check_read+0x11/0x20
[  773.786449]  ? __run_timers+0x7da/0xc70
[  773.790418]  ? trace_hardirqs_off_caller+0x310/0x310
[  773.795521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  773.799755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  773.803977]  __run_timers+0x7e5/0xc70
[  773.807775]  ? timer_fixup_init+0x70/0x70
[  773.811918]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  773.816923]  ? zap_class+0x640/0x640
[  773.820627]  ? print_usage_bug+0xc0/0xc0
[  773.824681]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  773.830029]  ? find_held_lock+0x36/0x1c0
[  773.834338]  ? zap_class+0x640/0x640
[  773.838056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.843677]  ? check_preemption_disabled+0x48/0x280
[  773.848696]  ? __lock_is_held+0xb5/0x140
[  773.852761]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.858294]  ? check_preemption_disabled+0x48/0x280
[  773.863325]  run_timer_softirq+0x52/0xb0
[  773.867382]  ? rcu_read_lock_sched_held+0x14f/0x180
[  773.872388]  __do_softirq+0x308/0xb7e
[  773.876184]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  773.880669]  ? lock_downgrade+0x900/0x900
[  773.884811]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  773.889994]  ? pvclock_read_flags+0x160/0x160
[  773.894480]  ? lapic_next_event+0x5a/0x90
[  773.898620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.904160]  ? kvm_clock_read+0x18/0x30
[  773.908121]  ? kvm_sched_clock_read+0x9/0x20
[  773.912529]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.918061]  ? check_preemption_disabled+0x48/0x280
[  773.923182]  irq_exit+0x17f/0x1c0
[  773.926633]  smp_apic_timer_interrupt+0x1cb/0x760
[  773.931464]  ? smp_reschedule_interrupt+0x109/0x650
[  773.936728]  ? smp_call_function_single_interrupt+0x650/0x650
[  773.942607]  ? interrupt_entry+0xb5/0xc0
[  773.946661]  ? trace_hardirqs_off_caller+0xbb/0x310
[  773.951679]  ? trace_hardirqs_off_caller+0xbb/0x310
[  773.957206]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  773.962035]  ? trace_hardirqs_on_caller+0x310/0x310
[  773.967165]  ? trace_hardirqs_on_caller+0x310/0x310
[  773.972179]  ? task_prio+0x50/0x50
[  773.975716]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  773.981245]  ? check_preemption_disabled+0x48/0x280
[  773.986256]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  773.991097]  apic_timer_interrupt+0xf/0x20
[  773.995415]  </IRQ>
[  773.997648] RIP: 0010:console_unlock+0x102f/0x1190
[  774.002569] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  774.021484] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  774.029359] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  774.036781] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  774.044042] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  774.051412] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  774.058689] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  774.065958]  ? netconsole_netdev_event+0x280/0x280
[  774.070896]  ? console_unlock+0x1026/0x1190
[  774.075227]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  774.079889]  ? vprintk_emit+0x846/0x990
[  774.083859]  ? lock_release+0xa00/0xa00
[  774.087822]  ? trace_hardirqs_on+0x70/0x310
[  774.092139]  ? vprintk_default+0x28/0x30
[  774.096194]  ? trace_hardirqs_off_caller+0x310/0x310
[  774.101307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  774.106856]  vprintk_emit+0x391/0x990
[  774.110665]  ? wake_up_klogd+0x180/0x180
[  774.114736]  ? find_held_lock+0x11/0x1c0
[  774.118792]  ? mark_held_locks+0xc7/0x130
[  774.122929]  ? _raw_spin_unlock_irq+0x27/0x80
[  774.127510]  ? _raw_spin_unlock_irq+0x27/0x80
[  774.132010]  vprintk_default+0x28/0x30
[  774.136176]  vprintk_func+0x7e/0x181
[  774.139893]  printk+0xa7/0xcf
[  774.142989]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  774.147737]  ? _raw_spin_unlock_irq+0x60/0x80
[  774.152239]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  774.157514]  dump_header+0x7cc/0xf72
[  774.161231]  ? pagefault_out_of_memory+0x197/0x197
[  774.166165]  ? __lock_acquire+0x62f/0x4c20
[  774.170400]  ? print_usage_bug+0xc0/0xc0
[  774.174455]  ? zap_class+0x640/0x640
[  774.178164]  ? zap_class+0x640/0x640
[  774.181875]  ? print_usage_bug+0xc0/0xc0
[  774.185928]  ? print_usage_bug+0xc0/0xc0
[  774.189988]  ? find_held_lock+0x36/0x1c0
[  774.194051]  ? mark_held_locks+0xc7/0x130
[  774.198196]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  774.203287]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  774.208406]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  774.212981]  ? trace_hardirqs_on+0xbd/0x310
[  774.217308]  ? kasan_check_read+0x11/0x20
[  774.221450]  ? ___ratelimit+0x3b4/0x672
[  774.225421]  ? trace_hardirqs_off_caller+0x310/0x310
[  774.230514]  ? trace_hardirqs_on+0x310/0x310
[  774.235215]  ? lock_downgrade+0x900/0x900
[  774.239360]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  774.244474]  ? ___ratelimit+0x3b9/0x672
[  774.248442]  ? idr_get_free+0xf70/0xf70
[  774.252405]  ? kasan_check_read+0x11/0x20
[  774.256539]  ? do_raw_spin_unlock+0xa7/0x330
[  774.260947]  oom_kill_process.cold.27+0x10/0x903
[  774.265694]  ? zap_class+0x640/0x640
[  774.269399]  ? _raw_spin_unlock+0x2c/0x50
[  774.273536]  ? oom_badness+0xe6/0xaa0
[  774.277348]  ? oom_evaluate_task+0x540/0x540
[  774.281752]  ? find_held_lock+0x36/0x1c0
[  774.285809]  ? out_of_memory+0x974/0x1430
[  774.289949]  ? lock_downgrade+0x900/0x900
[  774.294106]  ? check_preemption_disabled+0x48/0x280
[  774.299143]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  774.304063]  ? kasan_check_read+0x11/0x20
[  774.308290]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  774.313558]  ? rcu_softirq_qs+0x20/0x20
[  774.317563]  ? kasan_check_write+0x14/0x20
[  774.321786]  ? oom_evaluate_task+0x302/0x540
[  774.326193]  out_of_memory+0xa84/0x1430
[  774.330177]  ? oom_killer_disable+0x3a0/0x3a0
[  774.334938]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  774.339866]  ? __ww_mutex_check_waiters+0x160/0x160
[  774.344892]  __alloc_pages_slowpath+0x2354/0x2e10
[  774.349778]  ? warn_alloc+0x120/0x120
[  774.353570]  ? mark_held_locks+0x130/0x130
[  774.357802]  ? find_get_entry+0xaae/0x1120
[  774.362052]  ? filemap_map_pages+0x1a20/0x1a20
[  774.366633]  ? zap_class+0x640/0x640
[  774.370346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  774.375877]  ? check_preemption_disabled+0x48/0x280
[  774.380888]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  774.386421]  ? should_fail+0x22d/0xd01
[  774.390307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  774.395405]  ? zap_class+0x640/0x640
[  774.399149]  ? __lock_is_held+0xb5/0x140
[  774.403217]  ? mark_held_locks+0x130/0x130
[  774.407454]  ? lock_release+0xa00/0xa00
[  774.411425]  ? perf_trace_sched_process_exec+0x860/0x860
[  774.416872]  ? xa_load+0x2ba/0x460
[  774.420410]  ? lock_downgrade+0x900/0x900
[  774.424561]  ? __might_sleep+0x95/0x190
[  774.428537]  __alloc_pages_nodemask+0xa80/0xde0
[  774.433205]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  774.438438]  ? __page_cache_alloc+0x191/0x5c0
[  774.442926]  ? xa_load+0x2e1/0x460
[  774.446464]  ? xa_clear_mark+0x40/0x40
[  774.450347]  ? zap_class+0x640/0x640
[  774.454063]  ? zap_class+0x640/0x640
[  774.457767]  ? zap_class+0x640/0x640
[  774.461470]  ? __do_page_cache_readahead+0x663/0x810
[  774.466582]  ? find_held_lock+0x36/0x1c0
[  774.470641]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  774.476178]  alloc_pages_current+0x173/0x350
[  774.480584]  __page_cache_alloc+0x38c/0x5c0
[  774.484899]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  774.489908]  ? kasan_check_read+0x11/0x20
[  774.494046]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  774.499334]  ? generic_perform_write+0x6a0/0x6a0
[  774.504097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  774.509638]  ? check_preemption_disabled+0x48/0x280
[  774.514652]  filemap_fault+0x1595/0x25f0
[  774.518800]  ? __lock_page_or_retry+0xa00/0xa00
[  774.523463]  ? mark_held_locks+0x130/0x130
[  774.527699]  ? filemap_map_pages+0xd6b/0x1a20
[  774.532201]  ? lock_downgrade+0x900/0x900
[  774.536585]  ? check_preemption_disabled+0x48/0x280
[  774.541610]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  774.546533]  ? kasan_check_read+0x11/0x20
[  774.550696]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  774.555967]  ? rcu_softirq_qs+0x20/0x20
[  774.559947]  ? filemap_map_pages+0xd92/0x1a20
[  774.564538]  ? find_get_entries_tag+0x1400/0x1400
[  774.569378]  ? futex_wake+0x760/0x760
[  774.573183]  ? lock_acquire+0x1ed/0x520
[  774.577152]  ? ext4_filemap_fault+0x7a/0xad
[  774.581490]  ? lock_release+0xa00/0xa00
[  774.585455]  ? perf_trace_sched_process_exec+0x860/0x860
[  774.590900]  ? print_usage_bug+0xc0/0xc0
[  774.594957]  ? print_usage_bug+0xc0/0xc0
[  774.599047]  ? down_read+0x8d/0x120
[  774.602665]  ? ext4_filemap_fault+0x7a/0xad
[  774.606979]  ? __down_interruptible+0x700/0x700
[  774.611651]  ext4_filemap_fault+0x82/0xad
[  774.615793]  __do_fault+0x100/0x6b0
[  774.619418]  ? pmd_devmap_trans_unstable+0x220/0x220
[  774.624517]  ? mark_held_locks+0x130/0x130
[  774.628765]  ? mark_held_locks+0x130/0x130
[  774.633000]  ? __might_fault+0x12b/0x1e0
[  774.637337]  ? lock_downgrade+0x900/0x900
[  774.641489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  774.647134]  __handle_mm_fault+0x3ea0/0x5be0
[  774.651552]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  774.656397]  ? kasan_check_read+0x11/0x20
[  774.661006]  ? _copy_to_user+0xc8/0x110
[  774.664983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  774.670525]  ? zap_class+0x640/0x640
[  774.674318]  ? zap_class+0x640/0x640
[  774.678033]  ? find_held_lock+0x36/0x1c0
[  774.682105]  ? handle_mm_fault+0x42a/0xc70
[  774.686353]  ? lock_downgrade+0x900/0x900
[  774.690494]  ? check_preemption_disabled+0x48/0x280
[  774.695507]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  774.700431]  ? kasan_check_read+0x11/0x20
[  774.704571]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  774.709851]  ? rcu_softirq_qs+0x20/0x20
[  774.713837]  ? trace_hardirqs_off_caller+0x310/0x310
[  774.718933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  774.724466]  ? check_preemption_disabled+0x48/0x280
[  774.729484]  handle_mm_fault+0x54f/0xc70
[  774.733804]  ? __handle_mm_fault+0x5be0/0x5be0
[  774.738386]  ? find_vma+0x34/0x190
[  774.741926]  __do_page_fault+0x5e8/0xe60
[  774.745981]  ? trace_hardirqs_off+0xb8/0x310
[  774.750393]  do_page_fault+0xf2/0x7e0
[  774.754188]  ? vmalloc_sync_all+0x30/0x30
[  774.758331]  ? error_entry+0x70/0xd0
[  774.762038]  ? trace_hardirqs_off_caller+0xbb/0x310
[  774.767045]  ? trace_hardirqs_on_caller+0xc0/0x310
[  774.771969]  ? syscall_return_slowpath+0x5e0/0x5e0
[  774.776892]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  774.781813]  ? trace_hardirqs_on_caller+0x310/0x310
[  774.786816]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  774.792983]  ? prepare_exit_to_usermode+0x291/0x3b0
[  774.797990]  ? page_fault+0x8/0x30
[  774.801521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  774.806373]  ? page_fault+0x8/0x30
[  774.809908]  page_fault+0x1e/0x30
[  774.813350] RIP: 0033:0x407e06
[  774.816546] Code: Bad RIP value.
[  774.819901] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  774.825250] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  774.832513] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  774.840030] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  774.847293] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  774.854555] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  774.861841] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  774.861905] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  774.868761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  774.868779] Workqueue: events_power_efficient neigh_periodic_work
[  774.875325] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  774.884750] Call Trace:
[  774.890958] syz-fuzzer cpuset=/ mems_allowed=0
[  774.901172]  dump_stack+0x244/0x39d
[  774.911936]  ? dump_stack_print_info.cold.1+0x20/0x20
[  774.917138]  warn_alloc.cold.116+0xb7/0x1bd
[  774.921469]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  774.926399]  ? lock_downgrade+0x900/0x900
[  774.930551]  ? trace_hardirqs_off+0xb8/0x310
[  774.935406]  ? trace_hardirqs_off+0xb8/0x310
[  774.939902]  __alloc_pages_slowpath+0x26e8/0x2e10
[  774.944767]  ? warn_alloc+0x120/0x120
[  774.948564]  ? warn_alloc+0x120/0x120
[  774.952358]  ? check_preemption_disabled+0x48/0x280
[  774.957373]  ? warn_alloc+0x120/0x120
[  774.961180]  ? zap_class+0x640/0x640
[  774.964889]  ? print_usage_bug+0xc0/0xc0
[  774.968953]  ? print_usage_bug+0xc0/0xc0
[  774.973009]  ? __lock_acquire+0x62f/0x4c20
[  774.977255]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  774.982787]  ? should_fail+0x22d/0xd01
[  774.986675]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  774.991777]  ? __lock_acquire+0x62f/0x4c20
[  774.996135]  ? __lock_acquire+0x62f/0x4c20
[  775.000357]  ? should_fail+0x22d/0xd01
[  775.004248]  ? mark_held_locks+0x130/0x130
[  775.008495]  ? mark_held_locks+0x130/0x130
[  775.012742]  ? pick_next_task_fair+0xa05/0x1b30
[  775.017403]  ? rcu_read_lock_sched_held+0x14f/0x180
[  775.022427]  ? zap_class+0x640/0x640
[  775.026226]  ? zap_class+0x640/0x640
[  775.029942]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  775.035921]  ? check_preemption_disabled+0x48/0x280
[  775.040936]  ? __lock_is_held+0xb5/0x140
[  775.045005]  __alloc_pages_nodemask+0xa80/0xde0
[  775.049668]  ? zap_class+0x640/0x640
[  775.053376]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  775.058393]  ? find_held_lock+0x36/0x1c0
[  775.062456]  ? ____cache_alloc_node+0x1c7/0x1e0
[  775.067121]  ? lock_downgrade+0x900/0x900
[  775.071269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  775.076807]  cache_grow_begin+0xa5/0x8c0
[  775.080861]  ? do_raw_spin_unlock+0xa7/0x330
[  775.085271]  fallback_alloc+0x204/0x2e0
[  775.089340]  ____cache_alloc_node+0x1c7/0x1e0
[  775.093847]  kmem_cache_alloc_node+0xe3/0x730
[  775.098343]  ? zap_class+0x640/0x640
[  775.102049]  ? __sched_text_start+0x8/0x8
[  775.106200]  __alloc_skb+0x119/0x770
[  775.109904]  ? zap_class+0x640/0x640
[  775.113616]  ? netdev_alloc_frag+0x1f0/0x1f0
[  775.118025]  ? neigh_periodic_work+0x8ca/0xc60
[  775.122614]  ? lock_downgrade+0x900/0x900
[  775.126884]  ? kasan_check_read+0x11/0x20
[  775.131029]  ? do_raw_write_lock+0x14f/0x310
[  775.135924]  __neigh_notify+0x8c/0x160
[  775.139900]  neigh_cleanup_and_release+0x7b/0xe0
[  775.144746]  neigh_periodic_work+0x8d2/0xc60
[  775.149160]  ? neigh_table_clear+0x390/0x390
[  775.153566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  775.159110]  ? check_preemption_disabled+0x48/0x280
[  775.164139]  ? __lock_is_held+0xb5/0x140
[  775.168207]  process_one_work+0xc90/0x1c40
[  775.172450]  ? mark_held_locks+0x130/0x130
[  775.176689]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  775.181353]  ? __switch_to_asm+0x40/0x70
[  775.185554]  ? __switch_to_asm+0x40/0x70
[  775.189613]  ? __switch_to_asm+0x34/0x70
[  775.193680]  ? __switch_to_asm+0x40/0x70
[  775.197732]  ? __switch_to_asm+0x34/0x70
[  775.201798]  ? __switch_to_asm+0x40/0x70
[  775.205872]  ? __switch_to_asm+0x34/0x70
[  775.209937]  ? __switch_to_asm+0x40/0x70
[  775.214000]  ? __schedule+0x8d7/0x21d0
[  775.217879]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  775.222466]  ? zap_class+0x640/0x640
[  775.226193]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  775.230950]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  775.235844]  ? lock_acquire+0x1ed/0x520
[  775.239812]  ? worker_thread+0x3e0/0x1390
[  775.243965]  ? kasan_check_read+0x11/0x20
[  775.248109]  ? do_raw_spin_lock+0x14f/0x350
[  775.252425]  ? kasan_check_read+0x11/0x20
[  775.256572]  ? rwlock_bug.part.2+0x90/0x90
[  775.260804]  ? trace_hardirqs_on+0x310/0x310
[  775.265219]  worker_thread+0x17f/0x1390
[  775.269186]  ? __switch_to_asm+0x34/0x70
[  775.273248]  ? process_one_work+0x1c40/0x1c40
[  775.277850]  ? __sched_text_start+0x8/0x8
[  775.282013]  ? __kthread_parkme+0xce/0x1a0
[  775.286245]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  775.291346]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  775.296445]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  775.301023]  ? trace_hardirqs_on+0xbd/0x310
[  775.305346]  ? kasan_check_read+0x11/0x20
[  775.309484]  ? __kthread_parkme+0xce/0x1a0
[  775.313733]  ? trace_hardirqs_off_caller+0x310/0x310
[  775.318842]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  775.323940]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  775.329472]  ? __kthread_parkme+0xfb/0x1a0
[  775.334197]  ? process_one_work+0x1c40/0x1c40
[  775.338688]  kthread+0x35a/0x440
[  775.342048]  ? kthread_stop+0x900/0x900
[  775.346018]  ret_from_fork+0x3a/0x50
[  775.349736] warn_alloc_show_mem: 1 callbacks suppressed
[  775.349745] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  775.349747] Mem-Info:
[  775.349778] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  775.349778]  active_file:32 inactive_file:0 isolated_file:0
[  775.349778]  unevictable:0 dirty:0 writeback:0 unstable:0
[  775.349778]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  775.349778]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  775.349778]  free:13730 free_pcp:227 free_cma:0
[  775.355120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  775.362124] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  775.362131] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  775.364559] Call Trace:
[  775.397584] lowmem_reserve[]: 0 2818 6321 6321
[  775.406955]  <IRQ>
[  775.435298] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  775.461489]  dump_stack+0x244/0x39d
[  775.464037] lowmem_reserve[]: 0 0 3503 3503
[  775.468613]  ? dump_stack_print_info.cold.1+0x20/0x20
[  775.470733] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  775.498227]  warn_alloc.cold.116+0xb7/0x1bd
[  775.501815] lowmem_reserve[]: 0 0 0 0
[  775.506129]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  775.511288] 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
[  775.540561]  ? lock_downgrade+0x900/0x900
[  775.544852] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  775.548643]  ? trace_hardirqs_off+0xb8/0x310
[  775.553445] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  775.566964]  ? trace_hardirqs_off+0xb8/0x310
[  775.571092] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  775.585815]  __alloc_pages_slowpath+0x26e8/0x2e10
[  775.590211] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  775.604343]  ? warn_alloc+0x120/0x120
[  775.608700] 6658 total pagecache pages
[  775.617520]  ? print_usage_bug+0xc0/0xc0
[  775.622341] 0 pages in swap cache
[  775.630984]  ? warn_alloc+0x120/0x120
[  775.635501] Swap cache stats: add 0, delete 0, find 0/0
[  775.639370]  ? warn_alloc+0x120/0x120
[  775.643412] Free swap  = 0kB
[  775.646851]  ? print_usage_bug+0xc0/0xc0
[  775.650621] Total swap = 0kB
[  775.655968]  ? kvm_clock_read+0x18/0x30
[  775.659739] 1965979 pages RAM
[  775.662747]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  775.666777] 0 pages HighMem/MovableOnly
[  775.669781]  ? print_usage_bug+0xc0/0xc0
[  775.673722] 342853 pages reserved
[  775.676831]  ? __lock_acquire+0x62f/0x4c20
[  775.681816] 0 pages cma reserved
[  775.685806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  775.706385]  ? should_fail+0x22d/0xd01
[  775.710267]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  775.711059] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  775.715632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  775.726298] syz-executor0 cpuset=syz0 mems_allowed=0
[  775.731389]  ? __lock_acquire+0x62f/0x4c20
[  775.741663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  775.746759]  ? __lock_acquire+0x62f/0x4c20
[  775.750989]  ? should_fail+0x22d/0xd01
[  775.754864]  ? rcu_irq_exit+0x1a2/0x390
[  775.758843]  ? mark_held_locks+0x130/0x130
[  775.763081]  ? mark_held_locks+0x130/0x130
[  775.767321]  ? mark_held_locks+0xc7/0x130
[  775.771459]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  775.776464]  ? zap_class+0x640/0x640
[  775.780172]  ? print_usage_bug+0xc0/0xc0
[  775.784247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  775.789865]  ? check_preemption_disabled+0x48/0x280
[  775.794881]  ? __lock_is_held+0xb5/0x140
[  775.798942]  __alloc_pages_nodemask+0xa80/0xde0
[  775.803604]  ? zap_class+0x640/0x640
[  775.807315]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  775.812336]  ? find_held_lock+0x36/0x1c0
[  775.816397]  ? ____cache_alloc_node+0x1c7/0x1e0
[  775.821062]  ? lock_downgrade+0x900/0x900
[  775.825222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  775.830902]  cache_grow_begin+0xa5/0x8c0
[  775.835201]  ? do_raw_spin_unlock+0xa7/0x330
[  775.839615]  fallback_alloc+0x204/0x2e0
[  775.843605]  ____cache_alloc_node+0x1c7/0x1e0
[  775.848133]  kmem_cache_alloc_node+0xe3/0x730
[  775.852622]  ? ipv6_get_ifaddr+0x42e/0x620
[  775.856860]  __alloc_skb+0x119/0x770
[  775.860566]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  775.865849]  ? netdev_alloc_frag+0x1f0/0x1f0
[  775.870250]  ? lock_downgrade+0x900/0x900
[  775.874398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  775.879928]  ? refcount_sub_and_test_checked+0x203/0x310
[  775.885382]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  775.890824]  ? addrconf_rs_timer+0x690/0x690
[  775.895250]  ndisc_alloc_skb+0x144/0x340
[  775.899312]  ndisc_send_rs+0x331/0x6e0
[  775.903198]  addrconf_rs_timer+0x314/0x690
[  775.907431]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  775.911681]  call_timer_fn+0x272/0x920
[  775.915567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  775.919796]  ? process_timeout+0x40/0x40
[  775.923861]  ? mark_held_locks+0xc7/0x130
[  775.928006]  ? _raw_spin_unlock_irq+0x27/0x80
[  775.932495]  ? _raw_spin_unlock_irq+0x27/0x80
[  775.937277]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  775.941506]  ? lockdep_hardirqs_on+0x296/0x5b0
[  775.946095]  ? trace_hardirqs_on+0xbd/0x310
[  775.950410]  ? kasan_check_read+0x11/0x20
[  775.954566]  ? __run_timers+0x7da/0xc70
[  775.958548]  ? trace_hardirqs_off_caller+0x310/0x310
[  775.963652]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  775.967886]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  775.972111]  __run_timers+0x7e5/0xc70
[  775.975917]  ? timer_fixup_init+0x70/0x70
[  775.980069]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  775.985094]  ? zap_class+0x640/0x640
[  775.988805]  ? print_usage_bug+0xc0/0xc0
[  775.992881]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  775.998082]  ? find_held_lock+0x36/0x1c0
[  776.002145]  ? zap_class+0x640/0x640
[  776.005857]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  776.011406]  ? check_preemption_disabled+0x48/0x280
[  776.016510]  ? __lock_is_held+0xb5/0x140
[  776.020569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  776.026107]  ? check_preemption_disabled+0x48/0x280
[  776.031126]  run_timer_softirq+0x52/0xb0
[  776.035462]  ? rcu_read_lock_sched_held+0x14f/0x180
[  776.040476]  __do_softirq+0x308/0xb7e
[  776.044272]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  776.048786]  ? lock_downgrade+0x900/0x900
[  776.052930]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  776.058034]  ? pvclock_read_flags+0x160/0x160
[  776.062545]  ? lapic_next_event+0x5a/0x90
[  776.066689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  776.072227]  ? kvm_clock_read+0x18/0x30
[  776.076190]  ? kvm_sched_clock_read+0x9/0x20
[  776.080594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  776.086126]  ? check_preemption_disabled+0x48/0x280
[  776.091136]  irq_exit+0x17f/0x1c0
[  776.094590]  smp_apic_timer_interrupt+0x1cb/0x760
[  776.099433]  ? smp_reschedule_interrupt+0x109/0x650
[  776.104439]  ? smp_call_function_single_interrupt+0x650/0x650
[  776.110431]  ? interrupt_entry+0xb5/0xc0
[  776.114503]  ? trace_hardirqs_off_caller+0xbb/0x310
[  776.119508]  ? trace_hardirqs_off_caller+0xbb/0x310
[  776.124517]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  776.129366]  ? trace_hardirqs_on_caller+0x310/0x310
[  776.134662]  ? trace_hardirqs_on_caller+0x310/0x310
[  776.139676]  ? task_prio+0x50/0x50
[  776.143216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  776.148747]  ? check_preemption_disabled+0x48/0x280
[  776.153763]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  776.158606]  apic_timer_interrupt+0xf/0x20
[  776.162917]  </IRQ>
[  776.165151] RIP: 0010:console_unlock+0x102f/0x1190
[  776.170088] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  776.189418] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  776.197116] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  776.204378] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  776.211672] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  776.218935] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  776.226198] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  776.233579]  ? netconsole_netdev_event+0x280/0x280
[  776.238625]  ? console_unlock+0x1026/0x1190
[  776.242963]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  776.247623]  ? vprintk_emit+0x846/0x990
[  776.251800]  ? lock_release+0xa00/0xa00
[  776.255772]  ? trace_hardirqs_on+0x70/0x310
[  776.260087]  ? vprintk_default+0x28/0x30
[  776.264153]  ? trace_hardirqs_off_caller+0x310/0x310
[  776.269254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  776.274793]  vprintk_emit+0x391/0x990
[  776.278600]  ? wake_up_klogd+0x180/0x180
[  776.282657]  ? find_held_lock+0x11/0x1c0
[  776.286807]  ? mark_held_locks+0xc7/0x130
[  776.290944]  ? _raw_spin_unlock_irq+0x27/0x80
[  776.295432]  ? _raw_spin_unlock_irq+0x27/0x80
[  776.299925]  vprintk_default+0x28/0x30
[  776.303807]  vprintk_func+0x7e/0x181
[  776.307510]  printk+0xa7/0xcf
[  776.310604]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  776.315351]  ? _raw_spin_unlock_irq+0x60/0x80
[  776.319851]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  776.325129]  dump_header+0x7cc/0xf72
[  776.328844]  ? pagefault_out_of_memory+0x197/0x197
[  776.333772]  ? __lock_acquire+0x62f/0x4c20
[  776.338023]  ? print_usage_bug+0xc0/0xc0
[  776.342121]  ? zap_class+0x640/0x640
[  776.345823]  ? zap_class+0x640/0x640
[  776.349530]  ? print_usage_bug+0xc0/0xc0
[  776.353879]  ? print_usage_bug+0xc0/0xc0
[  776.357935]  ? find_held_lock+0x36/0x1c0
[  776.361989]  ? mark_held_locks+0xc7/0x130
[  776.366126]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  776.371247]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  776.376343]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  776.380921]  ? trace_hardirqs_on+0xbd/0x310
[  776.385237]  ? kasan_check_read+0x11/0x20
[  776.389376]  ? ___ratelimit+0x3b4/0x672
[  776.393345]  ? trace_hardirqs_off_caller+0x310/0x310
[  776.398448]  ? trace_hardirqs_on+0x310/0x310
[  776.402851]  ? lock_downgrade+0x900/0x900
[  776.406994]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  776.412093]  ? ___ratelimit+0x3b9/0x672
[  776.416071]  ? idr_get_free+0xf70/0xf70
[  776.420036]  ? kasan_check_read+0x11/0x20
[  776.424182]  ? do_raw_spin_unlock+0xa7/0x330
[  776.428591]  oom_kill_process.cold.27+0x10/0x903
[  776.433438]  ? zap_class+0x640/0x640
[  776.437141]  ? _raw_spin_unlock+0x2c/0x50
[  776.441302]  ? oom_badness+0xe6/0xaa0
[  776.445101]  ? oom_evaluate_task+0x540/0x540
[  776.449503]  ? find_held_lock+0x36/0x1c0
[  776.453809]  ? out_of_memory+0x974/0x1430
[  776.458039]  ? lock_downgrade+0x900/0x900
[  776.462192]  ? check_preemption_disabled+0x48/0x280
[  776.467208]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  776.472131]  ? kasan_check_read+0x11/0x20
[  776.476272]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  776.481541]  ? rcu_softirq_qs+0x20/0x20
[  776.485523]  ? kasan_check_write+0x14/0x20
[  776.489748]  ? oom_evaluate_task+0x302/0x540
[  776.494155]  out_of_memory+0xa84/0x1430
[  776.498131]  ? oom_killer_disable+0x3a0/0x3a0
[  776.502620]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  776.507543]  ? __ww_mutex_check_waiters+0x160/0x160
[  776.512562]  __alloc_pages_slowpath+0x2354/0x2e10
[  776.517428]  ? warn_alloc+0x120/0x120
[  776.521219]  ? mark_held_locks+0x130/0x130
[  776.525455]  ? find_get_entry+0xaae/0x1120
[  776.529707]  ? filemap_map_pages+0x1a20/0x1a20
[  776.534285]  ? zap_class+0x640/0x640
[  776.537997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  776.543528]  ? check_preemption_disabled+0x48/0x280
[  776.548535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  776.554381]  ? should_fail+0x22d/0xd01
[  776.558267]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  776.563382]  ? zap_class+0x640/0x640
[  776.567133]  ? __lock_is_held+0xb5/0x140
[  776.571194]  ? mark_held_locks+0x130/0x130
[  776.575423]  ? lock_release+0xa00/0xa00
[  776.579402]  ? perf_trace_sched_process_exec+0x860/0x860
[  776.584946]  ? xa_load+0x2ba/0x460
[  776.588482]  ? lock_downgrade+0x900/0x900
[  776.592641]  ? __might_sleep+0x95/0x190
[  776.596613]  __alloc_pages_nodemask+0xa80/0xde0
[  776.601282]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  776.606293]  ? __page_cache_alloc+0x191/0x5c0
[  776.610784]  ? xa_load+0x2e1/0x460
[  776.614319]  ? xa_clear_mark+0x40/0x40
[  776.618202]  ? zap_class+0x640/0x640
[  776.621920]  ? zap_class+0x640/0x640
[  776.625629]  ? zap_class+0x640/0x640
[  776.629336]  ? __do_page_cache_readahead+0x663/0x810
[  776.634440]  ? find_held_lock+0x36/0x1c0
[  776.638501]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  776.644071]  alloc_pages_current+0x173/0x350
[  776.648481]  __page_cache_alloc+0x38c/0x5c0
[  776.653030]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  776.657964]  ? kasan_check_read+0x11/0x20
[  776.662598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  776.667872]  ? generic_perform_write+0x6a0/0x6a0
[  776.672624]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  776.678158]  ? check_preemption_disabled+0x48/0x280
[  776.683182]  filemap_fault+0x1595/0x25f0
[  776.687249]  ? __lock_page_or_retry+0xa00/0xa00
[  776.691918]  ? mark_held_locks+0x130/0x130
[  776.696153]  ? filemap_map_pages+0xd6b/0x1a20
[  776.700644]  ? lock_downgrade+0x900/0x900
[  776.704789]  ? check_preemption_disabled+0x48/0x280
[  776.709801]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  776.714725]  ? kasan_check_read+0x11/0x20
[  776.718862]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  776.724129]  ? rcu_softirq_qs+0x20/0x20
[  776.728113]  ? filemap_map_pages+0xd92/0x1a20
[  776.732612]  ? find_get_entries_tag+0x1400/0x1400
[  776.737448]  ? futex_wake+0x760/0x760
[  776.741251]  ? lock_acquire+0x1ed/0x520
[  776.745212]  ? ext4_filemap_fault+0x7a/0xad
[  776.749528]  ? lock_release+0xa00/0xa00
[  776.753760]  ? perf_trace_sched_process_exec+0x860/0x860
[  776.759212]  ? print_usage_bug+0xc0/0xc0
[  776.763268]  ? print_usage_bug+0xc0/0xc0
[  776.767338]  ? down_read+0x8d/0x120
[  776.770980]  ? ext4_filemap_fault+0x7a/0xad
[  776.775296]  ? __down_interruptible+0x700/0x700
[  776.779974]  ext4_filemap_fault+0x82/0xad
[  776.784128]  __do_fault+0x100/0x6b0
[  776.787750]  ? pmd_devmap_trans_unstable+0x220/0x220
[  776.793515]  ? mark_held_locks+0x130/0x130
[  776.797743]  ? mark_held_locks+0x130/0x130
[  776.801988]  ? __might_fault+0x12b/0x1e0
[  776.806078]  ? lock_downgrade+0x900/0x900
[  776.810228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  776.815761]  __handle_mm_fault+0x3ea0/0x5be0
[  776.820175]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  776.825017]  ? kasan_check_read+0x11/0x20
[  776.829167]  ? _copy_to_user+0xc8/0x110
[  776.833140]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  776.838680]  ? zap_class+0x640/0x640
[  776.842385]  ? zap_class+0x640/0x640
[  776.846098]  ? find_held_lock+0x36/0x1c0
[  776.850160]  ? handle_mm_fault+0x42a/0xc70
[  776.854647]  ? lock_downgrade+0x900/0x900
[  776.858790]  ? check_preemption_disabled+0x48/0x280
[  776.863801]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  776.868734]  ? kasan_check_read+0x11/0x20
[  776.872893]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  776.878163]  ? rcu_softirq_qs+0x20/0x20
[  776.882220]  ? trace_hardirqs_off_caller+0x310/0x310
[  776.887320]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  776.892853]  ? check_preemption_disabled+0x48/0x280
[  776.897869]  handle_mm_fault+0x54f/0xc70
[  776.901925]  ? __handle_mm_fault+0x5be0/0x5be0
[  776.906508]  ? find_vma+0x34/0x190
[  776.910057]  __do_page_fault+0x5e8/0xe60
[  776.914125]  ? trace_hardirqs_off+0xb8/0x310
[  776.918534]  do_page_fault+0xf2/0x7e0
[  776.922330]  ? vmalloc_sync_all+0x30/0x30
[  776.926487]  ? error_entry+0x70/0xd0
[  776.930211]  ? trace_hardirqs_off_caller+0xbb/0x310
[  776.935218]  ? trace_hardirqs_on_caller+0xc0/0x310
[  776.940140]  ? syscall_return_slowpath+0x5e0/0x5e0
[  776.945073]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  776.949911]  ? trace_hardirqs_on_caller+0x310/0x310
[  776.955138]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  776.960590]  ? prepare_exit_to_usermode+0x291/0x3b0
[  776.965598]  ? page_fault+0x8/0x30
[  776.969130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  776.974064]  ? page_fault+0x8/0x30
[  776.977599]  page_fault+0x1e/0x30
[  776.981054] RIP: 0033:0x407e06
[  776.984254] Code: Bad RIP value.
[  776.987607] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  776.992965] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  777.000334] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  777.007615] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  777.014880] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  777.022143] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  777.029433] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  777.029496] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  777.036708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  777.036713] Call Trace:
[  777.036731]  dump_stack+0x244/0x39d
[  777.036753]  ? dump_stack_print_info.cold.1+0x20/0x20
[  777.043313] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  777.053075]  warn_alloc.cold.116+0xb7/0x1bd
[  777.055627] syz-fuzzer cpuset=/ mems_allowed=0
[  777.059241]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  777.088312]  ? lock_downgrade+0x900/0x900
[  777.092469]  ? trace_hardirqs_off+0xb8/0x310
[  777.096878]  ? trace_hardirqs_off+0xb8/0x310
[  777.101290]  __alloc_pages_slowpath+0x26e8/0x2e10
[  777.106154]  ? warn_alloc+0x120/0x120
[  777.109951]  ? zap_class+0x640/0x640
[  777.113660]  ? warn_alloc+0x120/0x120
[  777.117476]  ? warn_alloc+0x120/0x120
[  777.121275]  ? print_usage_bug+0xc0/0xc0
[  777.125338]  ? print_usage_bug+0xc0/0xc0
[  777.129398]  ? cpuacct_charge+0x265/0x440
[  777.133554]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  777.139083]  ? should_fail+0x22d/0xd01
[  777.142958]  ? find_held_lock+0x36/0x1c0
[  777.147013]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  777.152418]  ? __lock_acquire+0x62f/0x4c20
[  777.156677]  ? should_fail+0x22d/0xd01
[  777.160566]  ? __update_load_avg_blocked_se+0x690/0x690
[  777.165935]  ? mark_held_locks+0x130/0x130
[  777.170174]  ? mark_held_locks+0x130/0x130
[  777.174403]  ? __lock_acquire+0x62f/0x4c20
[  777.178632]  ? update_load_avg+0x387/0x2470
[  777.182954]  ? zap_class+0x640/0x640
[  777.186679]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  777.192210]  ? check_preemption_disabled+0x48/0x280
[  777.197232]  ? __lock_is_held+0xb5/0x140
[  777.201293]  __alloc_pages_nodemask+0xa80/0xde0
[  777.205958]  ? zap_class+0x640/0x640
[  777.209671]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  777.214698]  ? find_held_lock+0x36/0x1c0
[  777.218764]  ? ____cache_alloc_node+0x1c7/0x1e0
[  777.223445]  ? lock_downgrade+0x900/0x900
[  777.227608]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  777.233145]  cache_grow_begin+0xa5/0x8c0
[  777.237199]  ? do_raw_spin_unlock+0xa7/0x330
[  777.241609]  fallback_alloc+0x204/0x2e0
[  777.245584]  ____cache_alloc_node+0x1c7/0x1e0
[  777.251061]  kmem_cache_alloc+0x1f8/0x730
[  777.255222]  skb_clone+0x1bb/0x500
[  777.258761]  ? finish_task_switch+0x1b4/0x910
[  777.263252]  ? skb_split+0x11e0/0x11e0
[  777.267136]  ? preempt_notifier_register+0x200/0x200
[  777.272231]  ? __switch_to_asm+0x34/0x70
[  777.276418]  ? __switch_to_asm+0x34/0x70
[  777.280475]  ? __switch_to_asm+0x40/0x70
[  777.284526]  ? __switch_to_asm+0x34/0x70
[  777.288582]  ? __switch_to_asm+0x40/0x70
[  777.292637]  ? __switch_to_asm+0x34/0x70
[  777.296689]  ? __switch_to_asm+0x40/0x70
[  777.300748]  ? __switch_to_asm+0x34/0x70
[  777.304801]  ? __switch_to_asm+0x34/0x70
[  777.308850]  ? __switch_to_asm+0x40/0x70
[  777.312903]  ? __switch_to_asm+0x34/0x70
[  777.316968]  bpf_clone_redirect+0xb9/0x490
[  777.321200]  ? __schedule+0x8d7/0x21d0
[  777.325096]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  777.330116]  ? __sched_text_start+0x8/0x8
[  777.334260]  ? retint_kernel+0x2d/0x2d
[  777.338158]  ? find_held_lock+0x36/0x1c0
[  777.342220]  ? lock_acquire+0x1ed/0x520
[  777.346184]  ? bpf_test_run+0x3cb/0x780
[  777.350570]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  777.356103]  ? check_preemption_disabled+0x48/0x280
[  777.361123]  ? kasan_check_read+0x11/0x20
[  777.365265]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  777.370540]  ? rcu_softirq_qs+0x20/0x20
[  777.374506]  ? preempt_schedule+0x4d/0x60
[  777.378656]  ? ___preempt_schedule+0x16/0x18
[  777.383070]  ? bpf_test_run+0x25d/0x780
[  777.387057]  ? netlink_diag_dump+0x2a0/0x2a0
[  777.391466]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  777.396999]  ? bpf_test_init.isra.10+0x70/0x100
[  777.401671]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  777.406426]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  777.411264]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  777.416800]  ? fput+0x130/0x1a0
[  777.420077]  ? __bpf_prog_get+0x9b/0x290
[  777.424138]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  777.428974]  ? bpf_prog_test_run+0x130/0x1a0
[  777.433380]  ? __x64_sys_bpf+0x3db/0x520
[  777.437504]  ? bpf_prog_get+0x20/0x20
[  777.441327]  ? do_syscall_64+0x1b9/0x820
[  777.445380]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  777.451203]  ? syscall_return_slowpath+0x5e0/0x5e0
[  777.456130]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  777.460989]  ? trace_hardirqs_on_caller+0x310/0x310
[  777.466006]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  777.471031]  ? prepare_exit_to_usermode+0x291/0x3b0
[  777.476050]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  777.480893]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  777.486268] warn_alloc_show_mem: 1 callbacks suppressed
[  777.486279] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  777.486280] Mem-Info:
[  777.486312] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  777.486312]  active_file:32 inactive_file:0 isolated_file:0
[  777.486312]  unevictable:0 dirty:0 writeback:0 unstable:0
[  777.486312]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  777.486312]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  777.486312]  free:13730 free_pcp:227 free_cma:0
[  777.491649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  777.498747] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  777.501137] Call Trace:
[  777.534164] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  777.543540]  <IRQ>
[  777.571829] lowmem_reserve[]: 0 2818 6321 6321
[  777.574417]  dump_stack+0x244/0x39d
[  777.600491] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  777.602737]  ? dump_stack_print_info.cold.1+0x20/0x20
[  777.607284] lowmem_reserve[]: 0 0 3503 3503
[  777.610996]  warn_alloc.cold.116+0xb7/0x1bd
[  777.638575] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  777.643753]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  777.648041] lowmem_reserve[]: 0 0 0 0
[  777.652690]  ? lock_downgrade+0x900/0x900
[  777.681721] 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
[  777.686588]  ? trace_hardirqs_off+0xb8/0x310
[  777.690349] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  777.694511]  ? trace_hardirqs_off+0xb8/0x310
[  777.708012] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  777.712434]  __alloc_pages_slowpath+0x26e8/0x2e10
[  777.727143] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  777.731567]  ? warn_alloc+0x120/0x120
[  777.745653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  777.750742]  ? print_usage_bug+0xc0/0xc0
[  777.750751]  ? warn_alloc+0x120/0x120
[  777.750762]  ? warn_alloc+0x120/0x120
[  777.750770]  ? print_usage_bug+0xc0/0xc0
[  777.750780]  ? kvm_clock_read+0x18/0x30
[  777.750790]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  777.750798]  ? print_usage_bug+0xc0/0xc0
[  777.750807]  ? __lock_acquire+0x62f/0x4c20
[  777.750818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  777.750829]  ? should_fail+0x22d/0xd01
[  777.750837]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  777.750847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  777.750855]  ? __lock_acquire+0x62f/0x4c20
[  777.750866]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  777.750873]  ? __lock_acquire+0x62f/0x4c20
[  777.750880]  ? should_fail+0x22d/0xd01
[  777.750886]  ? rcu_irq_exit+0x1a2/0x390
[  777.750899]  ? mark_held_locks+0x130/0x130
[  777.750910]  ? mark_held_locks+0x130/0x130
[  777.750921]  ? mark_held_locks+0xc7/0x130
[  777.750930]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  777.750938]  ? zap_class+0x640/0x640
[  777.750946]  ? print_usage_bug+0xc0/0xc0
[  777.750956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  777.750965]  ? check_preemption_disabled+0x48/0x280
[  777.750978]  ? __lock_is_held+0xb5/0x140
[  777.750989]  __alloc_pages_nodemask+0xa80/0xde0
[  777.750997]  ? zap_class+0x640/0x640
[  777.751031]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  777.759838] 6658 total pagecache pages
[  777.763634]  ? find_held_lock+0x36/0x1c0
[  777.772183] 0 pages in swap cache
[  777.776242]  ? ____cache_alloc_node+0x1c7/0x1e0
[  777.780032] Swap cache stats: add 0, delete 0, find 0/0
[  777.783812]  ? lock_downgrade+0x900/0x900
[  777.787843] Free swap  = 0kB
[  777.791808]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  777.796792] Total swap = 0kB
[  777.800867]  cache_grow_begin+0xa5/0x8c0
[  777.805071] 1965979 pages RAM
[  777.810594]  ? do_raw_spin_unlock+0xa7/0x330
[  777.814454] 0 pages HighMem/MovableOnly
[  777.819722]  fallback_alloc+0x204/0x2e0
[  777.824790] 342853 pages reserved
[  777.829231]  ____cache_alloc_node+0x1c7/0x1e0
[  777.834320] 0 pages cma reserved
[  777.838546]  kmem_cache_alloc_node+0xe3/0x730
[  777.864738] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  777.867966]  ? ipv6_get_ifaddr+0x42e/0x620
[  777.872030] kworker/1:0 cpuset=/ mems_allowed=0
[  777.877560]  __alloc_skb+0x119/0x770
[  777.995543]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  778.000829]  ? netdev_alloc_frag+0x1f0/0x1f0
[  778.005233]  ? lock_downgrade+0x900/0x900
[  778.009397]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  778.014944]  ? refcount_sub_and_test_checked+0x203/0x310
[  778.020605]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  778.026052]  ? addrconf_rs_timer+0x690/0x690
[  778.030552]  ndisc_alloc_skb+0x144/0x340
[  778.034624]  ndisc_send_rs+0x331/0x6e0
[  778.038514]  addrconf_rs_timer+0x314/0x690
[  778.042750]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  778.047089]  call_timer_fn+0x272/0x920
[  778.051198]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  778.055428]  ? process_timeout+0x40/0x40
[  778.059508]  ? mark_held_locks+0xc7/0x130
[  778.063647]  ? _raw_spin_unlock_irq+0x27/0x80
[  778.068226]  ? _raw_spin_unlock_irq+0x27/0x80
[  778.072720]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  778.076941]  ? lockdep_hardirqs_on+0x296/0x5b0
[  778.081516]  ? trace_hardirqs_on+0xbd/0x310
[  778.085831]  ? kasan_check_read+0x11/0x20
[  778.089972]  ? __run_timers+0x7da/0xc70
[  778.093943]  ? trace_hardirqs_off_caller+0x310/0x310
[  778.099069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  778.103295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  778.107519]  __run_timers+0x7e5/0xc70
[  778.111326]  ? timer_fixup_init+0x70/0x70
[  778.115467]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  778.120474]  ? zap_class+0x640/0x640
[  778.124189]  ? print_usage_bug+0xc0/0xc0
[  778.128245]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  778.133434]  ? find_held_lock+0x36/0x1c0
[  778.137492]  ? zap_class+0x640/0x640
[  778.141217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  778.146749]  ? check_preemption_disabled+0x48/0x280
[  778.152015]  ? __lock_is_held+0xb5/0x140
[  778.156074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  778.161605]  ? check_preemption_disabled+0x48/0x280
[  778.166619]  run_timer_softirq+0x52/0xb0
[  778.170674]  ? rcu_read_lock_sched_held+0x14f/0x180
[  778.175685]  __do_softirq+0x308/0xb7e
[  778.179481]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  778.183964]  ? lock_downgrade+0x900/0x900
[  778.188119]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  778.193219]  ? pvclock_read_flags+0x160/0x160
[  778.197799]  ? lapic_next_event+0x5a/0x90
[  778.201937]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  778.207471]  ? kvm_clock_read+0x18/0x30
[  778.211437]  ? kvm_sched_clock_read+0x9/0x20
[  778.215840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  778.221372]  ? check_preemption_disabled+0x48/0x280
[  778.226398]  irq_exit+0x17f/0x1c0
[  778.229848]  smp_apic_timer_interrupt+0x1cb/0x760
[  778.234705]  ? smp_reschedule_interrupt+0x109/0x650
[  778.239719]  ? smp_call_function_single_interrupt+0x650/0x650
[  778.245590]  ? interrupt_entry+0xb5/0xc0
[  778.249646]  ? trace_hardirqs_off_caller+0xbb/0x310
[  778.254939]  ? trace_hardirqs_off_caller+0xbb/0x310
[  778.259961]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  778.264831]  ? trace_hardirqs_on_caller+0x310/0x310
[  778.269836]  ? trace_hardirqs_on_caller+0x310/0x310
[  778.274843]  ? task_prio+0x50/0x50
[  778.278375]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  778.283908]  ? check_preemption_disabled+0x48/0x280
[  778.288921]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  778.293766]  apic_timer_interrupt+0xf/0x20
[  778.297994]  </IRQ>
[  778.300229] RIP: 0010:console_unlock+0x102f/0x1190
[  778.305148] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  778.324035] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  778.331733] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  778.339000] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  778.346262] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  778.353745] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  778.361018] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  778.368291]  ? netconsole_netdev_event+0x280/0x280
[  778.373229]  ? console_unlock+0x1026/0x1190
[  778.377575]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  778.382235]  ? vprintk_emit+0x846/0x990
[  778.386206]  ? lock_release+0xa00/0xa00
[  778.390177]  ? trace_hardirqs_on+0x70/0x310
[  778.394490]  ? vprintk_default+0x28/0x30
[  778.398550]  ? trace_hardirqs_off_caller+0x310/0x310
[  778.403650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  778.409187]  vprintk_emit+0x391/0x990
[  778.413000]  ? wake_up_klogd+0x180/0x180
[  778.417062]  ? find_held_lock+0x11/0x1c0
[  778.421124]  ? mark_held_locks+0xc7/0x130
[  778.425270]  ? _raw_spin_unlock_irq+0x27/0x80
[  778.429757]  ? _raw_spin_unlock_irq+0x27/0x80
[  778.434264]  vprintk_default+0x28/0x30
[  778.438144]  vprintk_func+0x7e/0x181
[  778.441851]  printk+0xa7/0xcf
[  778.444948]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  778.449701]  ? _raw_spin_unlock_irq+0x60/0x80
[  778.454415]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  778.459693]  dump_header+0x7cc/0xf72
[  778.463411]  ? pagefault_out_of_memory+0x197/0x197
[  778.468339]  ? __lock_acquire+0x62f/0x4c20
[  778.472571]  ? print_usage_bug+0xc0/0xc0
[  778.476628]  ? zap_class+0x640/0x640
[  778.480332]  ? zap_class+0x640/0x640
[  778.484042]  ? print_usage_bug+0xc0/0xc0
[  778.488098]  ? print_usage_bug+0xc0/0xc0
[  778.492158]  ? find_held_lock+0x36/0x1c0
[  778.496221]  ? mark_held_locks+0xc7/0x130
[  778.500367]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  778.505464]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  778.510564]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  778.515152]  ? trace_hardirqs_on+0xbd/0x310
[  778.519469]  ? kasan_check_read+0x11/0x20
[  778.523608]  ? ___ratelimit+0x3b4/0x672
[  778.527573]  ? trace_hardirqs_off_caller+0x310/0x310
[  778.532667]  ? trace_hardirqs_on+0x310/0x310
[  778.537091]  ? lock_downgrade+0x900/0x900
[  778.541246]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  778.546338]  ? ___ratelimit+0x3b9/0x672
[  778.550486]  ? idr_get_free+0xf70/0xf70
[  778.554459]  ? kasan_check_read+0x11/0x20
[  778.558602]  ? do_raw_spin_unlock+0xa7/0x330
[  778.563013]  oom_kill_process.cold.27+0x10/0x903
[  778.567770]  ? zap_class+0x640/0x640
[  778.571476]  ? _raw_spin_unlock+0x2c/0x50
[  778.575613]  ? oom_badness+0xe6/0xaa0
[  778.579446]  ? oom_evaluate_task+0x540/0x540
[  778.583852]  ? find_held_lock+0x36/0x1c0
[  778.587912]  ? out_of_memory+0x974/0x1430
[  778.592057]  ? lock_downgrade+0x900/0x900
[  778.596197]  ? check_preemption_disabled+0x48/0x280
[  778.601207]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  778.606127]  ? kasan_check_read+0x11/0x20
[  778.610268]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  778.615537]  ? rcu_softirq_qs+0x20/0x20
[  778.619509]  ? kasan_check_write+0x14/0x20
[  778.623734]  ? oom_evaluate_task+0x302/0x540
[  778.628142]  out_of_memory+0xa84/0x1430
[  778.632126]  ? oom_killer_disable+0x3a0/0x3a0
[  778.636613]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  778.641543]  ? __ww_mutex_check_waiters+0x160/0x160
[  778.646561]  __alloc_pages_slowpath+0x2354/0x2e10
[  778.651684]  ? warn_alloc+0x120/0x120
[  778.655477]  ? mark_held_locks+0x130/0x130
[  778.660187]  ? find_get_entry+0xaae/0x1120
[  778.664428]  ? filemap_map_pages+0x1a20/0x1a20
[  778.669014]  ? zap_class+0x640/0x640
[  778.672731]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  778.678264]  ? check_preemption_disabled+0x48/0x280
[  778.683277]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  778.688810]  ? should_fail+0x22d/0xd01
[  778.692696]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  778.697796]  ? zap_class+0x640/0x640
[  778.701634]  ? __lock_is_held+0xb5/0x140
[  778.705699]  ? mark_held_locks+0x130/0x130
[  778.709932]  ? lock_release+0xa00/0xa00
[  778.713903]  ? perf_trace_sched_process_exec+0x860/0x860
[  778.719349]  ? xa_load+0x2ba/0x460
[  778.722886]  ? lock_downgrade+0x900/0x900
[  778.727034]  ? __might_sleep+0x95/0x190
[  778.731019]  __alloc_pages_nodemask+0xa80/0xde0
[  778.735690]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  778.740725]  ? __page_cache_alloc+0x191/0x5c0
[  778.745223]  ? xa_load+0x2e1/0x460
[  778.748757]  ? xa_clear_mark+0x40/0x40
[  778.752851]  ? zap_class+0x640/0x640
[  778.756566]  ? zap_class+0x640/0x640
[  778.760275]  ? zap_class+0x640/0x640
[  778.763998]  ? __do_page_cache_readahead+0x663/0x810
[  778.769100]  ? find_held_lock+0x36/0x1c0
[  778.773160]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  778.778702]  alloc_pages_current+0x173/0x350
[  778.783110]  __page_cache_alloc+0x38c/0x5c0
[  778.787430]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  778.792351]  ? kasan_check_read+0x11/0x20
[  778.796499]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  778.801777]  ? generic_perform_write+0x6a0/0x6a0
[  778.806530]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  778.812063]  ? check_preemption_disabled+0x48/0x280
[  778.817083]  filemap_fault+0x1595/0x25f0
[  778.821149]  ? __lock_page_or_retry+0xa00/0xa00
[  778.825815]  ? mark_held_locks+0x130/0x130
[  778.830054]  ? filemap_map_pages+0xd6b/0x1a20
[  778.834544]  ? lock_downgrade+0x900/0x900
[  778.838685]  ? check_preemption_disabled+0x48/0x280
[  778.843697]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  778.848615]  ? kasan_check_read+0x11/0x20
[  778.853021]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  778.858291]  ? rcu_softirq_qs+0x20/0x20
[  778.862269]  ? filemap_map_pages+0xd92/0x1a20
[  778.866768]  ? find_get_entries_tag+0x1400/0x1400
[  778.871606]  ? futex_wake+0x760/0x760
[  778.875413]  ? lock_acquire+0x1ed/0x520
[  778.879384]  ? ext4_filemap_fault+0x7a/0xad
[  778.883709]  ? lock_release+0xa00/0xa00
[  778.887684]  ? perf_trace_sched_process_exec+0x860/0x860
[  778.893133]  ? print_usage_bug+0xc0/0xc0
[  778.897186]  ? print_usage_bug+0xc0/0xc0
[  778.901255]  ? down_read+0x8d/0x120
[  778.904876]  ? ext4_filemap_fault+0x7a/0xad
[  778.909190]  ? __down_interruptible+0x700/0x700
[  778.913864]  ext4_filemap_fault+0x82/0xad
[  778.918011]  __do_fault+0x100/0x6b0
[  778.921636]  ? pmd_devmap_trans_unstable+0x220/0x220
[  778.926735]  ? mark_held_locks+0x130/0x130
[  778.930998]  ? mark_held_locks+0x130/0x130
[  778.935227]  ? __might_fault+0x12b/0x1e0
[  778.939284]  ? lock_downgrade+0x900/0x900
[  778.943433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  778.948983]  __handle_mm_fault+0x3ea0/0x5be0
[  778.953615]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  778.958456]  ? kasan_check_read+0x11/0x20
[  778.962614]  ? _copy_to_user+0xc8/0x110
[  778.966605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  778.972148]  ? zap_class+0x640/0x640
[  778.975861]  ? zap_class+0x640/0x640
[  778.979577]  ? find_held_lock+0x36/0x1c0
[  778.983656]  ? handle_mm_fault+0x42a/0xc70
[  778.987884]  ? lock_downgrade+0x900/0x900
[  778.992026]  ? check_preemption_disabled+0x48/0x280
[  778.997039]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  779.001969]  ? kasan_check_read+0x11/0x20
[  779.006120]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  779.011391]  ? rcu_softirq_qs+0x20/0x20
[  779.015360]  ? trace_hardirqs_off_caller+0x310/0x310
[  779.020461]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  779.025994]  ? check_preemption_disabled+0x48/0x280
[  779.031009]  handle_mm_fault+0x54f/0xc70
[  779.035084]  ? __handle_mm_fault+0x5be0/0x5be0
[  779.039663]  ? find_vma+0x34/0x190
[  779.043205]  __do_page_fault+0x5e8/0xe60
[  779.047263]  ? trace_hardirqs_off+0xb8/0x310
[  779.051885]  do_page_fault+0xf2/0x7e0
[  779.055684]  ? vmalloc_sync_all+0x30/0x30
[  779.059824]  ? error_entry+0x70/0xd0
[  779.063545]  ? trace_hardirqs_off_caller+0xbb/0x310
[  779.068550]  ? trace_hardirqs_on_caller+0xc0/0x310
[  779.073473]  ? syscall_return_slowpath+0x5e0/0x5e0
[  779.078398]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  779.083235]  ? trace_hardirqs_on_caller+0x310/0x310
[  779.088262]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  779.093712]  ? prepare_exit_to_usermode+0x291/0x3b0
[  779.098724]  ? page_fault+0x8/0x30
[  779.102266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  779.107103]  ? page_fault+0x8/0x30
[  779.110638]  page_fault+0x1e/0x30
[  779.114081] RIP: 0033:0x407e06
[  779.117288] Code: Bad RIP value.
[  779.120644] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  779.126000] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  779.133257] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  779.140514] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  779.147774] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  779.155263] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  779.162562] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  779.162631] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  779.169492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  779.169524] Workqueue: events_power_efficient neigh_periodic_work
[  779.176646] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  779.185329] Call Trace:
[  779.191540] syz-fuzzer cpuset=/ mems_allowed=0
[  779.201757]  dump_stack+0x244/0x39d
[  779.212513]  ? dump_stack_print_info.cold.1+0x20/0x20
[  779.217712]  warn_alloc.cold.116+0xb7/0x1bd
[  779.222035]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  779.226880]  ? lock_downgrade+0x900/0x900
[  779.231035]  ? trace_hardirqs_off+0xb8/0x310
[  779.235474]  ? trace_hardirqs_off+0xb8/0x310
[  779.239890]  __alloc_pages_slowpath+0x26e8/0x2e10
[  779.244764]  ? warn_alloc+0x120/0x120
[  779.248566]  ? warn_alloc+0x120/0x120
[  779.252895]  ? check_preemption_disabled+0x48/0x280
[  779.257927]  ? warn_alloc+0x120/0x120
[  779.261730]  ? zap_class+0x640/0x640
[  779.265438]  ? print_usage_bug+0xc0/0xc0
[  779.269499]  ? print_usage_bug+0xc0/0xc0
[  779.273555]  ? __lock_acquire+0x62f/0x4c20
[  779.277797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  779.283424]  ? should_fail+0x22d/0xd01
[  779.287311]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  779.292409]  ? __lock_acquire+0x62f/0x4c20
[  779.296648]  ? __lock_acquire+0x62f/0x4c20
[  779.300880]  ? should_fail+0x22d/0xd01
[  779.304774]  ? mark_held_locks+0x130/0x130
[  779.309007]  ? mark_held_locks+0x130/0x130
[  779.313242]  ? pick_next_task_fair+0xa05/0x1b30
[  779.317912]  ? rcu_read_lock_sched_held+0x14f/0x180
[  779.322922]  ? zap_class+0x640/0x640
[  779.326642]  ? zap_class+0x640/0x640
[  779.330369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  779.335901]  ? check_preemption_disabled+0x48/0x280
[  779.341007]  ? __lock_is_held+0xb5/0x140
[  779.345078]  __alloc_pages_nodemask+0xa80/0xde0
[  779.349828]  ? zap_class+0x640/0x640
[  779.354023]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  779.359058]  ? find_held_lock+0x36/0x1c0
[  779.363145]  ? ____cache_alloc_node+0x1c7/0x1e0
[  779.367807]  ? lock_downgrade+0x900/0x900
[  779.371962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  779.377507]  cache_grow_begin+0xa5/0x8c0
[  779.381561]  ? do_raw_spin_unlock+0xa7/0x330
[  779.385983]  fallback_alloc+0x204/0x2e0
[  779.389971]  ____cache_alloc_node+0x1c7/0x1e0
[  779.394472]  kmem_cache_alloc_node+0xe3/0x730
[  779.398967]  ? zap_class+0x640/0x640
[  779.402676]  ? __sched_text_start+0x8/0x8
[  779.406832]  __alloc_skb+0x119/0x770
[  779.410539]  ? zap_class+0x640/0x640
[  779.414257]  ? netdev_alloc_frag+0x1f0/0x1f0
[  779.418663]  ? neigh_periodic_work+0x8ca/0xc60
[  779.423241]  ? lock_downgrade+0x900/0x900
[  779.427388]  ? kasan_check_read+0x11/0x20
[  779.431525]  ? do_raw_write_lock+0x14f/0x310
[  779.435937]  __neigh_notify+0x8c/0x160
[  779.439831]  neigh_cleanup_and_release+0x7b/0xe0
[  779.444582]  neigh_periodic_work+0x8d2/0xc60
[  779.448996]  ? neigh_table_clear+0x390/0x390
[  779.453730]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  779.459266]  ? check_preemption_disabled+0x48/0x280
[  779.464284]  ? __lock_is_held+0xb5/0x140
[  779.468354]  process_one_work+0xc90/0x1c40
[  779.472582]  ? mark_held_locks+0x130/0x130
[  779.476820]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  779.481566]  ? __switch_to_asm+0x40/0x70
[  779.485616]  ? __switch_to_asm+0x40/0x70
[  779.489671]  ? __switch_to_asm+0x34/0x70
[  779.493722]  ? __switch_to_asm+0x40/0x70
[  779.497873]  ? __switch_to_asm+0x34/0x70
[  779.502014]  ? __switch_to_asm+0x40/0x70
[  779.506068]  ? __switch_to_asm+0x34/0x70
[  779.510121]  ? __switch_to_asm+0x40/0x70
[  779.514184]  ? __schedule+0x8d7/0x21d0
[  779.518066]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  779.522658]  ? zap_class+0x640/0x640
[  779.526371]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  779.531123]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  779.535713]  ? lock_acquire+0x1ed/0x520
[  779.539696]  ? worker_thread+0x3e0/0x1390
[  779.543845]  ? kasan_check_read+0x11/0x20
[  779.547989]  ? do_raw_spin_lock+0x14f/0x350
[  779.552769]  ? kasan_check_read+0x11/0x20
[  779.556911]  ? rwlock_bug.part.2+0x90/0x90
[  779.561149]  ? trace_hardirqs_on+0x310/0x310
[  779.565569]  worker_thread+0x17f/0x1390
[  779.569549]  ? __switch_to_asm+0x34/0x70
[  779.573616]  ? process_one_work+0x1c40/0x1c40
[  779.578122]  ? __sched_text_start+0x8/0x8
[  779.582296]  ? __kthread_parkme+0xce/0x1a0
[  779.586521]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  779.591619]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  779.596721]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  779.601322]  ? trace_hardirqs_on+0xbd/0x310
[  779.605655]  ? kasan_check_read+0x11/0x20
[  779.609804]  ? __kthread_parkme+0xce/0x1a0
[  779.614047]  ? trace_hardirqs_off_caller+0x310/0x310
[  779.619167]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  779.624265]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  779.629798]  ? __kthread_parkme+0xfb/0x1a0
[  779.634052]  ? process_one_work+0x1c40/0x1c40
[  779.638639]  kthread+0x35a/0x440
[  779.642004]  ? kthread_stop+0x900/0x900
[  779.645975]  ret_from_fork+0x3a/0x50
[  779.649699] warn_alloc_show_mem: 1 callbacks suppressed
[  779.649709] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  779.649710] Mem-Info:
[  779.649741] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  779.649741]  active_file:32 inactive_file:0 isolated_file:0
[  779.649741]  unevictable:0 dirty:0 writeback:0 unstable:0
[  779.649741]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  779.649741]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  779.649741]  free:13730 free_pcp:227 free_cma:0
[  779.655320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  779.655328] Call Trace:
[  779.662343] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  779.664733]  <IRQ>
[  779.697675] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  779.707042]  dump_stack+0x244/0x39d
[  779.709596] lowmem_reserve[]: 0 2818 6321 6321
[  779.737431]  ? dump_stack_print_info.cold.1+0x20/0x20
[  779.739551] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  779.765908]  warn_alloc.cold.116+0xb7/0x1bd
[  779.769494] lowmem_reserve[]: 0 0 3503 3503
[  779.774065]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  779.779313] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  779.806801]  ? lock_downgrade+0x900/0x900
[  779.811220] lowmem_reserve[]: 0 0 0 0
[  779.815539]  ? trace_hardirqs_off+0xb8/0x310
[  779.820354] 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
[  779.849602]  ? trace_hardirqs_off+0xb8/0x310
[  779.854217] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  779.858011]  __alloc_pages_slowpath+0x26e8/0x2e10
[  779.862468] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  779.876007]  ? warn_alloc+0x120/0x120
[  779.880371] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  779.895185]  ? warn_alloc+0x120/0x120
[  779.900013] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  779.914123]  ? warn_alloc+0x120/0x120
[  779.917891] 6658 total pagecache pages
[  779.926711]  ? __bpf_trace_xdp_cpumap_enqueue+0x40/0x40
[  779.930496] 0 pages in swap cache
[  779.939049]  ? print_usage_bug+0xc0/0xc0
[  779.942825] Swap cache stats: add 0, delete 0, find 0/0
[  779.946695]  ? is_bpf_text_address+0xac/0x170
[  779.952478] Free swap  = 0kB
[  779.955920]  ? print_usage_bug+0xc0/0xc0
[  779.959960] Total swap = 0kB
[  779.965333]  ? kasan_check_read+0x11/0x20
[  779.969797] 1965979 pages RAM
[  779.972803]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  779.976825] 0 pages HighMem/MovableOnly
[  779.976833] 342853 pages reserved
[  779.979851]  ? should_fail+0x22d/0xd01
[  779.983968] 0 pages cma reserved
[  779.987065]  ? rcu_softirq_qs+0x20/0x20
[  780.011179]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  780.014192] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  780.016285]  ? __lock_acquire+0x62f/0x4c20
[  780.026745] syz-executor0 cpuset=syz0 mems_allowed=0
[  780.031066]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  780.041231]  ? __lock_acquire+0x62f/0x4c20
[  780.045461]  ? should_fail+0x22d/0xd01
[  780.049354]  ? mark_held_locks+0x130/0x130
[  780.053848]  ? mark_held_locks+0x130/0x130
[  780.058079]  ? try_to_wake_up+0x11c/0x1490
[  780.062310]  ? lock_downgrade+0x900/0x900
[  780.066462]  ? save_stack_trace+0x1a/0x20
[  780.070617]  ? zap_class+0x640/0x640
[  780.074332]  ? print_usage_bug+0xc0/0xc0
[  780.078388]  ? trace_hardirqs_off+0xb8/0x310
[  780.082790]  ? kasan_check_read+0x11/0x20
[  780.086952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.092483]  ? check_preemption_disabled+0x48/0x280
[  780.097497]  ? __lock_is_held+0xb5/0x140
[  780.101553]  __alloc_pages_nodemask+0xa80/0xde0
[  780.106209]  ? zap_class+0x640/0x640
[  780.109914]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  780.114953]  ? find_held_lock+0x36/0x1c0
[  780.119026]  ? ____cache_alloc_node+0x1c7/0x1e0
[  780.123687]  ? lock_downgrade+0x900/0x900
[  780.127834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.133374]  cache_grow_begin+0xa5/0x8c0
[  780.137432]  ? do_raw_spin_unlock+0xa7/0x330
[  780.141849]  fallback_alloc+0x204/0x2e0
[  780.145823]  ____cache_alloc_node+0x1c7/0x1e0
[  780.150459]  kmem_cache_alloc_node+0xe3/0x730
[  780.154968]  ? ipv6_get_ifaddr+0x42e/0x620
[  780.159209]  __alloc_skb+0x119/0x770
[  780.162944]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  780.168218]  ? netdev_alloc_frag+0x1f0/0x1f0
[  780.172622]  ? lock_downgrade+0x900/0x900
[  780.176772]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.182325]  ? refcount_sub_and_test_checked+0x203/0x310
[  780.187773]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  780.193221]  ? addrconf_rs_timer+0x690/0x690
[  780.197634]  ndisc_alloc_skb+0x144/0x340
[  780.201695]  ndisc_send_rs+0x331/0x6e0
[  780.205579]  addrconf_rs_timer+0x314/0x690
[  780.209814]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  780.214050]  call_timer_fn+0x272/0x920
[  780.217956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  780.222183]  ? process_timeout+0x40/0x40
[  780.226251]  ? mark_held_locks+0xc7/0x130
[  780.230394]  ? _raw_spin_unlock_irq+0x27/0x80
[  780.234882]  ? _raw_spin_unlock_irq+0x27/0x80
[  780.239367]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  780.243590]  ? lockdep_hardirqs_on+0x296/0x5b0
[  780.248163]  ? trace_hardirqs_on+0xbd/0x310
[  780.252701]  ? kasan_check_read+0x11/0x20
[  780.256844]  ? __run_timers+0x7da/0xc70
[  780.260812]  ? trace_hardirqs_off_caller+0x310/0x310
[  780.265921]  ? __queue_work+0x1440/0x1440
[  780.270077]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  780.274307]  __run_timers+0x7e5/0xc70
[  780.278113]  ? timer_fixup_init+0x70/0x70
[  780.282253]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  780.287281]  ? zap_class+0x640/0x640
[  780.290996]  ? print_usage_bug+0xc0/0xc0
[  780.295057]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  780.300264]  ? find_held_lock+0x36/0x1c0
[  780.304324]  ? zap_class+0x640/0x640
[  780.308038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.313567]  ? check_preemption_disabled+0x48/0x280
[  780.318608]  ? __lock_is_held+0xb5/0x140
[  780.322666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.328201]  ? check_preemption_disabled+0x48/0x280
[  780.333218]  run_timer_softirq+0x52/0xb0
[  780.337276]  ? rcu_read_lock_sched_held+0x14f/0x180
[  780.342284]  __do_softirq+0x308/0xb7e
[  780.346084]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  780.350879]  ? lock_downgrade+0x900/0x900
[  780.355079]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  780.360184]  ? pvclock_read_flags+0x160/0x160
[  780.364677]  ? lapic_next_event+0x5a/0x90
[  780.368822]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.374359]  ? kvm_clock_read+0x18/0x30
[  780.378331]  ? kvm_sched_clock_read+0x9/0x20
[  780.382735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.388272]  ? check_preemption_disabled+0x48/0x280
[  780.393292]  irq_exit+0x17f/0x1c0
[  780.396741]  smp_apic_timer_interrupt+0x1cb/0x760
[  780.401578]  ? smp_reschedule_interrupt+0x109/0x650
[  780.406593]  ? smp_call_function_single_interrupt+0x650/0x650
[  780.412467]  ? interrupt_entry+0xb5/0xc0
[  780.417148]  ? trace_hardirqs_off_caller+0xbb/0x310
[  780.422160]  ? trace_hardirqs_off_caller+0xbb/0x310
[  780.427177]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  780.432027]  ? trace_hardirqs_on_caller+0x310/0x310
[  780.437035]  ? trace_hardirqs_on_caller+0x310/0x310
[  780.442047]  ? task_prio+0x50/0x50
[  780.445583]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.451419]  ? check_preemption_disabled+0x48/0x280
[  780.456443]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  780.461292]  apic_timer_interrupt+0xf/0x20
[  780.465518]  </IRQ>
[  780.467748] RIP: 0010:console_unlock+0x102f/0x1190
[  780.472677] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  780.491655] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  780.499356] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  780.506618] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  780.513881] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  780.521156] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  780.528418] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  780.535687]  ? netconsole_netdev_event+0x280/0x280
[  780.540615]  ? console_unlock+0x1026/0x1190
[  780.544955]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  780.549615]  ? vprintk_emit+0x846/0x990
[  780.553829]  ? lock_release+0xa00/0xa00
[  780.557800]  ? trace_hardirqs_on+0x70/0x310
[  780.562118]  ? vprintk_default+0x28/0x30
[  780.566177]  ? trace_hardirqs_off_caller+0x310/0x310
[  780.571279]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.576817]  vprintk_emit+0x391/0x990
[  780.580617]  ? wake_up_klogd+0x180/0x180
[  780.584688]  ? find_held_lock+0x11/0x1c0
[  780.588751]  ? mark_held_locks+0xc7/0x130
[  780.592894]  ? _raw_spin_unlock_irq+0x27/0x80
[  780.597396]  ? _raw_spin_unlock_irq+0x27/0x80
[  780.601893]  vprintk_default+0x28/0x30
[  780.605791]  vprintk_func+0x7e/0x181
[  780.609502]  printk+0xa7/0xcf
[  780.612600]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  780.617356]  ? _raw_spin_unlock_irq+0x60/0x80
[  780.621860]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  780.627155]  dump_header+0x7cc/0xf72
[  780.630876]  ? pagefault_out_of_memory+0x197/0x197
[  780.635825]  ? __lock_acquire+0x62f/0x4c20
[  780.640059]  ? print_usage_bug+0xc0/0xc0
[  780.644118]  ? zap_class+0x640/0x640
[  780.647839]  ? zap_class+0x640/0x640
[  780.651770]  ? print_usage_bug+0xc0/0xc0
[  780.655828]  ? print_usage_bug+0xc0/0xc0
[  780.660384]  ? find_held_lock+0x36/0x1c0
[  780.664450]  ? mark_held_locks+0xc7/0x130
[  780.668593]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  780.673688]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  780.678789]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  780.683370]  ? trace_hardirqs_on+0xbd/0x310
[  780.687684]  ? kasan_check_read+0x11/0x20
[  780.691825]  ? ___ratelimit+0x3b4/0x672
[  780.695815]  ? trace_hardirqs_off_caller+0x310/0x310
[  780.700923]  ? trace_hardirqs_on+0x310/0x310
[  780.705329]  ? lock_downgrade+0x900/0x900
[  780.709486]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  780.714583]  ? ___ratelimit+0x3b9/0x672
[  780.718569]  ? idr_get_free+0xf70/0xf70
[  780.722537]  ? kasan_check_read+0x11/0x20
[  780.726678]  ? do_raw_spin_unlock+0xa7/0x330
[  780.731088]  oom_kill_process.cold.27+0x10/0x903
[  780.735838]  ? zap_class+0x640/0x640
[  780.739545]  ? _raw_spin_unlock+0x2c/0x50
[  780.743772]  ? oom_badness+0xe6/0xaa0
[  780.747577]  ? oom_evaluate_task+0x540/0x540
[  780.752233]  ? find_held_lock+0x36/0x1c0
[  780.756300]  ? out_of_memory+0x974/0x1430
[  780.760444]  ? lock_downgrade+0x900/0x900
[  780.764581]  ? check_preemption_disabled+0x48/0x280
[  780.769593]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  780.774517]  ? kasan_check_read+0x11/0x20
[  780.778659]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  780.783933]  ? rcu_softirq_qs+0x20/0x20
[  780.787919]  ? kasan_check_write+0x14/0x20
[  780.792150]  ? oom_evaluate_task+0x302/0x540
[  780.796561]  out_of_memory+0xa84/0x1430
[  780.800536]  ? oom_killer_disable+0x3a0/0x3a0
[  780.805029]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  780.809958]  ? __ww_mutex_check_waiters+0x160/0x160
[  780.814981]  __alloc_pages_slowpath+0x2354/0x2e10
[  780.819845]  ? warn_alloc+0x120/0x120
[  780.823637]  ? mark_held_locks+0x130/0x130
[  780.827875]  ? find_get_entry+0xaae/0x1120
[  780.832122]  ? filemap_map_pages+0x1a20/0x1a20
[  780.836702]  ? zap_class+0x640/0x640
[  780.840502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  780.846033]  ? check_preemption_disabled+0x48/0x280
[  780.851347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  780.857729]  ? should_fail+0x22d/0xd01
[  780.861615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  780.866714]  ? zap_class+0x640/0x640
[  780.870444]  ? __lock_is_held+0xb5/0x140
[  780.874505]  ? mark_held_locks+0x130/0x130
[  780.878751]  ? lock_release+0xa00/0xa00
[  780.882724]  ? perf_trace_sched_process_exec+0x860/0x860
[  780.888173]  ? xa_load+0x2ba/0x460
[  780.891707]  ? lock_downgrade+0x900/0x900
[  780.895874]  ? __might_sleep+0x95/0x190
[  780.899860]  __alloc_pages_nodemask+0xa80/0xde0
[  780.904535]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  780.909547]  ? __page_cache_alloc+0x191/0x5c0
[  780.914034]  ? xa_load+0x2e1/0x460
[  780.917570]  ? xa_clear_mark+0x40/0x40
[  780.921451]  ? zap_class+0x640/0x640
[  780.925167]  ? zap_class+0x640/0x640
[  780.928873]  ? zap_class+0x640/0x640
[  780.932596]  ? __do_page_cache_readahead+0x663/0x810
[  780.937698]  ? find_held_lock+0x36/0x1c0
[  780.941759]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  780.947299]  alloc_pages_current+0x173/0x350
[  780.951984]  __page_cache_alloc+0x38c/0x5c0
[  780.956299]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  780.961225]  ? kasan_check_read+0x11/0x20
[  780.965369]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  780.970642]  ? generic_perform_write+0x6a0/0x6a0
[  780.975392]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  780.980934]  ? check_preemption_disabled+0x48/0x280
[  780.985951]  filemap_fault+0x1595/0x25f0
[  780.990018]  ? __lock_page_or_retry+0xa00/0xa00
[  780.994679]  ? mark_held_locks+0x130/0x130
[  780.998926]  ? filemap_map_pages+0xd6b/0x1a20
[  781.003414]  ? lock_downgrade+0x900/0x900
[  781.007555]  ? check_preemption_disabled+0x48/0x280
[  781.012566]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  781.017490]  ? kasan_check_read+0x11/0x20
[  781.021634]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  781.026912]  ? rcu_softirq_qs+0x20/0x20
[  781.030898]  ? filemap_map_pages+0xd92/0x1a20
[  781.035491]  ? find_get_entries_tag+0x1400/0x1400
[  781.040329]  ? futex_wake+0x760/0x760
[  781.044132]  ? lock_acquire+0x1ed/0x520
[  781.048097]  ? ext4_filemap_fault+0x7a/0xad
[  781.052701]  ? lock_release+0xa00/0xa00
[  781.056666]  ? perf_trace_sched_process_exec+0x860/0x860
[  781.062113]  ? print_usage_bug+0xc0/0xc0
[  781.066183]  ? print_usage_bug+0xc0/0xc0
[  781.070250]  ? down_read+0x8d/0x120
[  781.073866]  ? ext4_filemap_fault+0x7a/0xad
[  781.078194]  ? __down_interruptible+0x700/0x700
[  781.082865]  ext4_filemap_fault+0x82/0xad
[  781.087032]  __do_fault+0x100/0x6b0
[  781.090659]  ? pmd_devmap_trans_unstable+0x220/0x220
[  781.095760]  ? mark_held_locks+0x130/0x130
[  781.100000]  ? mark_held_locks+0x130/0x130
[  781.104621]  ? __might_fault+0x12b/0x1e0
[  781.108678]  ? lock_downgrade+0x900/0x900
[  781.112830]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  781.118364]  __handle_mm_fault+0x3ea0/0x5be0
[  781.122777]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  781.127623]  ? kasan_check_read+0x11/0x20
[  781.131875]  ? _copy_to_user+0xc8/0x110
[  781.135859]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  781.141401]  ? zap_class+0x640/0x640
[  781.145108]  ? zap_class+0x640/0x640
[  781.148821]  ? find_held_lock+0x36/0x1c0
[  781.153148]  ? handle_mm_fault+0x42a/0xc70
[  781.157378]  ? lock_downgrade+0x900/0x900
[  781.161522]  ? check_preemption_disabled+0x48/0x280
[  781.166536]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  781.171888]  ? kasan_check_read+0x11/0x20
[  781.176039]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  781.181310]  ? rcu_softirq_qs+0x20/0x20
[  781.185283]  ? trace_hardirqs_off_caller+0x310/0x310
[  781.190383]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  781.195924]  ? check_preemption_disabled+0x48/0x280
[  781.200944]  handle_mm_fault+0x54f/0xc70
[  781.205007]  ? __handle_mm_fault+0x5be0/0x5be0
[  781.209586]  ? find_vma+0x34/0x190
[  781.213127]  __do_page_fault+0x5e8/0xe60
[  781.217183]  ? trace_hardirqs_off+0xb8/0x310
[  781.221598]  do_page_fault+0xf2/0x7e0
[  781.225407]  ? vmalloc_sync_all+0x30/0x30
[  781.229551]  ? error_entry+0x70/0xd0
[  781.233259]  ? trace_hardirqs_off_caller+0xbb/0x310
[  781.238268]  ? trace_hardirqs_on_caller+0xc0/0x310
[  781.243280]  ? syscall_return_slowpath+0x5e0/0x5e0
[  781.248209]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  781.253277]  ? trace_hardirqs_on_caller+0x310/0x310
[  781.258288]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  781.263738]  ? prepare_exit_to_usermode+0x291/0x3b0
[  781.268750]  ? page_fault+0x8/0x30
[  781.272288]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  781.277126]  ? page_fault+0x8/0x30
[  781.280661]  page_fault+0x1e/0x30
[  781.284121] RIP: 0033:0x407e06
[  781.287324] Code: Bad RIP value.
[  781.290678] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  781.296037] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  781.303296] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  781.310576] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  781.317836] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  781.325098] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  781.332423] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  781.332480] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  781.339703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  781.346282] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  781.355988] Call Trace:
[  781.366191] syz-fuzzer cpuset=/ mems_allowed=0
[  781.368766]  dump_stack+0x244/0x39d
[  781.376936]  ? dump_stack_print_info.cold.1+0x20/0x20
[  781.382146]  warn_alloc.cold.116+0xb7/0x1bd
[  781.386462]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  781.391310]  ? lock_downgrade+0x900/0x900
[  781.395464]  ? trace_hardirqs_off+0xb8/0x310
[  781.399883]  ? trace_hardirqs_off+0xb8/0x310
[  781.404291]  __alloc_pages_slowpath+0x26e8/0x2e10
[  781.409155]  ? warn_alloc+0x120/0x120
[  781.412952]  ? zap_class+0x640/0x640
[  781.416682]  ? warn_alloc+0x120/0x120
[  781.420485]  ? warn_alloc+0x120/0x120
[  781.424285]  ? print_usage_bug+0xc0/0xc0
[  781.428342]  ? find_held_lock+0x36/0x1c0
[  781.432404]  ? print_usage_bug+0xc0/0xc0
[  781.436459]  ? cpuacct_charge+0x265/0x440
[  781.440601]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  781.446131]  ? should_fail+0x22d/0xd01
[  781.450906]  ? find_held_lock+0x36/0x1c0
[  781.455080]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  781.460185]  ? __lock_acquire+0x62f/0x4c20
[  781.464426]  ? should_fail+0x22d/0xd01
[  781.468334]  ? mark_held_locks+0x130/0x130
[  781.472589]  ? mark_held_locks+0x130/0x130
[  781.476822]  ? __lock_acquire+0x62f/0x4c20
[  781.481062]  ? zap_class+0x640/0x640
[  781.484772]  ? __lock_is_held+0xb5/0x140
[  781.488838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  781.494366]  ? check_preemption_disabled+0x48/0x280
[  781.499498]  ? __lock_is_held+0xb5/0x140
[  781.503562]  __alloc_pages_nodemask+0xa80/0xde0
[  781.508223]  ? zap_class+0x640/0x640
[  781.511936]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  781.516957]  ? find_held_lock+0x36/0x1c0
[  781.521036]  ? ____cache_alloc_node+0x1c7/0x1e0
[  781.525723]  ? lock_downgrade+0x900/0x900
[  781.529894]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  781.535435]  cache_grow_begin+0xa5/0x8c0
[  781.539492]  ? do_raw_spin_unlock+0xa7/0x330
[  781.543909]  fallback_alloc+0x204/0x2e0
[  781.547892]  ____cache_alloc_node+0x1c7/0x1e0
[  781.553362]  kmem_cache_alloc+0x1f8/0x730
[  781.557537]  skb_clone+0x1bb/0x500
[  781.561083]  ? finish_task_switch+0x1b4/0x910
[  781.565682]  ? skb_split+0x11e0/0x11e0
[  781.569578]  ? preempt_notifier_register+0x200/0x200
[  781.574673]  ? __switch_to_asm+0x34/0x70
[  781.578731]  ? __switch_to_asm+0x34/0x70
[  781.582787]  ? __switch_to_asm+0x40/0x70
[  781.586841]  ? __switch_to_asm+0x34/0x70
[  781.590902]  ? __switch_to_asm+0x40/0x70
[  781.594970]  ? __switch_to_asm+0x34/0x70
[  781.599025]  ? __switch_to_asm+0x40/0x70
[  781.603083]  ? __switch_to_asm+0x34/0x70
[  781.607137]  ? __switch_to_asm+0x34/0x70
[  781.611193]  ? __switch_to_asm+0x40/0x70
[  781.615248]  ? __switch_to_asm+0x34/0x70
[  781.619316]  bpf_clone_redirect+0xb9/0x490
[  781.623549]  ? __schedule+0x8d7/0x21d0
[  781.627439]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  781.632452]  ? __sched_text_start+0x8/0x8
[  781.636599]  ? retint_kernel+0x2d/0x2d
[  781.640525]  ? find_held_lock+0x36/0x1c0
[  781.644595]  ? lock_acquire+0x1ed/0x520
[  781.648568]  ? bpf_test_run+0x3cb/0x780
[  781.653050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  781.658587]  ? check_preemption_disabled+0x48/0x280
[  781.663608]  ? kasan_check_read+0x11/0x20
[  781.667752]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  781.673022]  ? rcu_softirq_qs+0x20/0x20
[  781.676993]  ? preempt_schedule+0x4d/0x60
[  781.681140]  ? ___preempt_schedule+0x16/0x18
[  781.685553]  ? bpf_test_run+0x25d/0x780
[  781.689533]  ? netlink_diag_dump+0x2a0/0x2a0
[  781.693938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  781.699468]  ? bpf_test_init.isra.10+0x70/0x100
[  781.704166]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  781.708927]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  781.713766]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  781.719299]  ? fput+0x130/0x1a0
[  781.722576]  ? __bpf_prog_get+0x9b/0x290
[  781.726637]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  781.731492]  ? bpf_prog_test_run+0x130/0x1a0
[  781.735903]  ? __x64_sys_bpf+0x3db/0x520
[  781.739959]  ? bpf_prog_get+0x20/0x20
[  781.743803]  ? do_syscall_64+0x1b9/0x820
[  781.747855]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  781.753737]  ? syscall_return_slowpath+0x5e0/0x5e0
[  781.758664]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  781.763504]  ? trace_hardirqs_on_caller+0x310/0x310
[  781.768519]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  781.773533]  ? prepare_exit_to_usermode+0x291/0x3b0
[  781.778553]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  781.783417]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  781.788794] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  781.788799] warn_alloc_show_mem: 1 callbacks suppressed
[  781.788805] Mem-Info:
[  781.795815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  781.801196] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  781.801196]  active_file:32 inactive_file:0 isolated_file:0
[  781.801196]  unevictable:0 dirty:0 writeback:0 unstable:0
[  781.801196]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  781.801196]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  781.801196]  free:13730 free_pcp:227 free_cma:0
[  781.803984] Call Trace:
[  781.813361] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  781.846423]  <IRQ>
[  781.848994] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  781.877014]  dump_stack+0x244/0x39d
[  781.879131] lowmem_reserve[]: 0 2818 6321 6321
[  781.905228]  ? dump_stack_print_info.cold.1+0x20/0x20
[  781.908826] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  781.913405]  warn_alloc.cold.116+0xb7/0x1bd
[  781.918556] lowmem_reserve[]: 0 0 3503 3503
[  781.946052]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  781.950674] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  781.954996]  ? lock_downgrade+0x900/0x900
[  781.959807] lowmem_reserve[]: 0 0 0 0
[  781.988864]  ? trace_hardirqs_off+0xb8/0x310
[  781.992978] 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
[  781.996768]  ? trace_hardirqs_off+0xb8/0x310
[  782.001143] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  782.014674]  __alloc_pages_slowpath+0x26e8/0x2e10
[  782.019048] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  782.033796]  ? warn_alloc+0x120/0x120
[  782.038594] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  782.052969]  ? print_usage_bug+0xc0/0xc0
[  782.056762] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  782.065585]  ? warn_alloc+0x120/0x120
[  782.069619] 6658 total pagecache pages
[  782.078186]  ? warn_alloc+0x120/0x120
[  782.081965] 0 pages in swap cache
[  782.085834]  ? print_usage_bug+0xc0/0xc0
[  782.089606] Swap cache stats: add 0, delete 0, find 0/0
[  782.093042]  ? kvm_clock_read+0x18/0x30
[  782.097072] Free swap  = 0kB
[  782.102422]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  782.106369] Total swap = 0kB
[  782.109372]  ? print_usage_bug+0xc0/0xc0
[  782.114363] 1965979 pages RAM
[  782.117366]  ? __lock_acquire+0x62f/0x4c20
[  782.121433] 0 pages HighMem/MovableOnly
[  782.124560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  782.128775] 342853 pages reserved
[  782.132741]  ? should_fail+0x22d/0xd01
[  782.138244] 0 pages cma reserved
[  782.141691]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  782.141709]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  782.159652]  ? __lock_acquire+0x62f/0x4c20
[  782.163896]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  782.167630] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  782.168998]  ? __lock_acquire+0x62f/0x4c20
[  782.179293] kworker/1:0 cpuset=/ mems_allowed=0
[  782.183512]  ? should_fail+0x22d/0xd01
[  782.192021]  ? rcu_irq_exit+0x1a2/0x390
[  782.195995]  ? mark_held_locks+0x130/0x130
[  782.200221]  ? mark_held_locks+0x130/0x130
[  782.204447]  ? mark_held_locks+0xc7/0x130
[  782.208604]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  782.213611]  ? zap_class+0x640/0x640
[  782.217329]  ? print_usage_bug+0xc0/0xc0
[  782.221406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.226937]  ? check_preemption_disabled+0x48/0x280
[  782.231959]  ? __lock_is_held+0xb5/0x140
[  782.236020]  __alloc_pages_nodemask+0xa80/0xde0
[  782.240789]  ? zap_class+0x640/0x640
[  782.244520]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  782.249540]  ? find_held_lock+0x36/0x1c0
[  782.253895]  ? ____cache_alloc_node+0x1c7/0x1e0
[  782.258559]  ? lock_downgrade+0x900/0x900
[  782.262702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.268232]  cache_grow_begin+0xa5/0x8c0
[  782.272285]  ? do_raw_spin_unlock+0xa7/0x330
[  782.276695]  fallback_alloc+0x204/0x2e0
[  782.280670]  ____cache_alloc_node+0x1c7/0x1e0
[  782.285164]  kmem_cache_alloc_node+0xe3/0x730
[  782.289650]  ? ipv6_get_ifaddr+0x42e/0x620
[  782.293897]  __alloc_skb+0x119/0x770
[  782.297619]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  782.302899]  ? netdev_alloc_frag+0x1f0/0x1f0
[  782.307302]  ? lock_downgrade+0x900/0x900
[  782.311453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.316984]  ? refcount_sub_and_test_checked+0x203/0x310
[  782.322430]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  782.327882]  ? addrconf_rs_timer+0x690/0x690
[  782.332296]  ndisc_alloc_skb+0x144/0x340
[  782.336381]  ndisc_send_rs+0x331/0x6e0
[  782.340270]  addrconf_rs_timer+0x314/0x690
[  782.344506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  782.348744]  call_timer_fn+0x272/0x920
[  782.352877]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  782.357109]  ? process_timeout+0x40/0x40
[  782.361174]  ? mark_held_locks+0xc7/0x130
[  782.365324]  ? _raw_spin_unlock_irq+0x27/0x80
[  782.369825]  ? _raw_spin_unlock_irq+0x27/0x80
[  782.374319]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  782.378546]  ? lockdep_hardirqs_on+0x296/0x5b0
[  782.383136]  ? trace_hardirqs_on+0xbd/0x310
[  782.387459]  ? kasan_check_read+0x11/0x20
[  782.391611]  ? __run_timers+0x7da/0xc70
[  782.395581]  ? trace_hardirqs_off_caller+0x310/0x310
[  782.400681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  782.404911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  782.409249]  __run_timers+0x7e5/0xc70
[  782.413049]  ? timer_fixup_init+0x70/0x70
[  782.417196]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  782.422207]  ? zap_class+0x640/0x640
[  782.425930]  ? print_usage_bug+0xc0/0xc0
[  782.429986]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  782.435171]  ? find_held_lock+0x36/0x1c0
[  782.439227]  ? zap_class+0x640/0x640
[  782.442935]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.448489]  ? check_preemption_disabled+0x48/0x280
[  782.453824]  ? __lock_is_held+0xb5/0x140
[  782.457898]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.463430]  ? check_preemption_disabled+0x48/0x280
[  782.468444]  run_timer_softirq+0x52/0xb0
[  782.472497]  ? rcu_read_lock_sched_held+0x14f/0x180
[  782.477507]  __do_softirq+0x308/0xb7e
[  782.481305]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  782.485807]  ? lock_downgrade+0x900/0x900
[  782.489954]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  782.495058]  ? pvclock_read_flags+0x160/0x160
[  782.499550]  ? lapic_next_event+0x5a/0x90
[  782.503705]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.509240]  ? kvm_clock_read+0x18/0x30
[  782.513205]  ? kvm_sched_clock_read+0x9/0x20
[  782.517608]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.523136]  ? check_preemption_disabled+0x48/0x280
[  782.528154]  irq_exit+0x17f/0x1c0
[  782.531605]  smp_apic_timer_interrupt+0x1cb/0x760
[  782.536544]  ? smp_reschedule_interrupt+0x109/0x650
[  782.541558]  ? smp_call_function_single_interrupt+0x650/0x650
[  782.547436]  ? interrupt_entry+0xb5/0xc0
[  782.551757]  ? trace_hardirqs_off_caller+0xbb/0x310
[  782.557891]  ? trace_hardirqs_off_caller+0xbb/0x310
[  782.562917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  782.567875]  ? trace_hardirqs_on_caller+0x310/0x310
[  782.572886]  ? trace_hardirqs_on_caller+0x310/0x310
[  782.577897]  ? task_prio+0x50/0x50
[  782.581428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.586970]  ? check_preemption_disabled+0x48/0x280
[  782.591984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  782.596829]  apic_timer_interrupt+0xf/0x20
[  782.601067]  </IRQ>
[  782.603312] RIP: 0010:console_unlock+0x102f/0x1190
[  782.608235] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  782.627125] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  782.634851] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  782.642118] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  782.649385] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  782.656885] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  782.664630] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  782.672004]  ? netconsole_netdev_event+0x280/0x280
[  782.676948]  ? console_unlock+0x1026/0x1190
[  782.681311]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  782.685973]  ? vprintk_emit+0x846/0x990
[  782.689939]  ? lock_release+0xa00/0xa00
[  782.693910]  ? trace_hardirqs_on+0x70/0x310
[  782.698228]  ? vprintk_default+0x28/0x30
[  782.702287]  ? trace_hardirqs_off_caller+0x310/0x310
[  782.707390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.713017]  vprintk_emit+0x391/0x990
[  782.716821]  ? wake_up_klogd+0x180/0x180
[  782.720894]  ? find_held_lock+0x11/0x1c0
[  782.724960]  ? mark_held_locks+0xc7/0x130
[  782.729103]  ? _raw_spin_unlock_irq+0x27/0x80
[  782.733594]  ? _raw_spin_unlock_irq+0x27/0x80
[  782.738087]  vprintk_default+0x28/0x30
[  782.741971]  vprintk_func+0x7e/0x181
[  782.745683]  printk+0xa7/0xcf
[  782.748796]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  782.753849]  ? _raw_spin_unlock_irq+0x60/0x80
[  782.758471]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  782.763767]  dump_header+0x7cc/0xf72
[  782.767482]  ? pagefault_out_of_memory+0x197/0x197
[  782.772423]  ? __lock_acquire+0x62f/0x4c20
[  782.776654]  ? print_usage_bug+0xc0/0xc0
[  782.780715]  ? zap_class+0x640/0x640
[  782.784419]  ? zap_class+0x640/0x640
[  782.788128]  ? print_usage_bug+0xc0/0xc0
[  782.792188]  ? print_usage_bug+0xc0/0xc0
[  782.796260]  ? find_held_lock+0x36/0x1c0
[  782.800337]  ? mark_held_locks+0xc7/0x130
[  782.804478]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  782.809575]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  782.814671]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  782.819249]  ? trace_hardirqs_on+0xbd/0x310
[  782.824618]  ? kasan_check_read+0x11/0x20
[  782.828757]  ? ___ratelimit+0x3b4/0x672
[  782.832731]  ? trace_hardirqs_off_caller+0x310/0x310
[  782.837837]  ? trace_hardirqs_on+0x310/0x310
[  782.842243]  ? lock_downgrade+0x900/0x900
[  782.846393]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  782.851706]  ? ___ratelimit+0x3b9/0x672
[  782.855677]  ? idr_get_free+0xf70/0xf70
[  782.859645]  ? kasan_check_read+0x11/0x20
[  782.863785]  ? do_raw_spin_unlock+0xa7/0x330
[  782.868198]  oom_kill_process.cold.27+0x10/0x903
[  782.872961]  ? zap_class+0x640/0x640
[  782.876667]  ? _raw_spin_unlock+0x2c/0x50
[  782.880809]  ? oom_badness+0xe6/0xaa0
[  782.884638]  ? oom_evaluate_task+0x540/0x540
[  782.889047]  ? find_held_lock+0x36/0x1c0
[  782.893107]  ? out_of_memory+0x974/0x1430
[  782.897249]  ? lock_downgrade+0x900/0x900
[  782.901392]  ? check_preemption_disabled+0x48/0x280
[  782.906410]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  782.911456]  ? kasan_check_read+0x11/0x20
[  782.915598]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  782.920866]  ? rcu_softirq_qs+0x20/0x20
[  782.924849]  ? kasan_check_write+0x14/0x20
[  782.929075]  ? oom_evaluate_task+0x302/0x540
[  782.933480]  out_of_memory+0xa84/0x1430
[  782.937455]  ? oom_killer_disable+0x3a0/0x3a0
[  782.941949]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  782.946877]  ? __ww_mutex_check_waiters+0x160/0x160
[  782.952126]  __alloc_pages_slowpath+0x2354/0x2e10
[  782.956990]  ? warn_alloc+0x120/0x120
[  782.960785]  ? mark_held_locks+0x130/0x130
[  782.965018]  ? find_get_entry+0xaae/0x1120
[  782.969254]  ? filemap_map_pages+0x1a20/0x1a20
[  782.973851]  ? zap_class+0x640/0x640
[  782.977566]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  782.983112]  ? check_preemption_disabled+0x48/0x280
[  782.988125]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  782.993657]  ? should_fail+0x22d/0xd01
[  782.997552]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  783.002657]  ? zap_class+0x640/0x640
[  783.006389]  ? __lock_is_held+0xb5/0x140
[  783.010450]  ? mark_held_locks+0x130/0x130
[  783.014704]  ? lock_release+0xa00/0xa00
[  783.018672]  ? perf_trace_sched_process_exec+0x860/0x860
[  783.024119]  ? xa_load+0x2ba/0x460
[  783.027655]  ? lock_downgrade+0x900/0x900
[  783.031801]  ? __might_sleep+0x95/0x190
[  783.035794]  __alloc_pages_nodemask+0xa80/0xde0
[  783.040470]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  783.045479]  ? __page_cache_alloc+0x191/0x5c0
[  783.049980]  ? xa_load+0x2e1/0x460
[  783.053780]  ? xa_clear_mark+0x40/0x40
[  783.057665]  ? zap_class+0x640/0x640
[  783.061383]  ? zap_class+0x640/0x640
[  783.065093]  ? zap_class+0x640/0x640
[  783.068824]  ? __do_page_cache_readahead+0x663/0x810
[  783.073949]  ? find_held_lock+0x36/0x1c0
[  783.078018]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  783.083559]  alloc_pages_current+0x173/0x350
[  783.087965]  __page_cache_alloc+0x38c/0x5c0
[  783.092284]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  783.097209]  ? kasan_check_read+0x11/0x20
[  783.101361]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  783.106630]  ? generic_perform_write+0x6a0/0x6a0
[  783.111379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  783.116911]  ? check_preemption_disabled+0x48/0x280
[  783.121944]  filemap_fault+0x1595/0x25f0
[  783.126015]  ? __lock_page_or_retry+0xa00/0xa00
[  783.130678]  ? mark_held_locks+0x130/0x130
[  783.134933]  ? filemap_map_pages+0xd6b/0x1a20
[  783.139440]  ? lock_downgrade+0x900/0x900
[  783.143577]  ? check_preemption_disabled+0x48/0x280
[  783.148587]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  783.153727]  ? kasan_check_read+0x11/0x20
[  783.157872]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  783.163141]  ? rcu_softirq_qs+0x20/0x20
[  783.167121]  ? filemap_map_pages+0xd92/0x1a20
[  783.171616]  ? find_get_entries_tag+0x1400/0x1400
[  783.176455]  ? futex_wake+0x760/0x760
[  783.180261]  ? lock_acquire+0x1ed/0x520
[  783.184248]  ? ext4_filemap_fault+0x7a/0xad
[  783.188567]  ? lock_release+0xa00/0xa00
[  783.192531]  ? perf_trace_sched_process_exec+0x860/0x860
[  783.197969]  ? print_usage_bug+0xc0/0xc0
[  783.202039]  ? print_usage_bug+0xc0/0xc0
[  783.206100]  ? down_read+0x8d/0x120
[  783.209731]  ? ext4_filemap_fault+0x7a/0xad
[  783.214043]  ? __down_interruptible+0x700/0x700
[  783.218727]  ext4_filemap_fault+0x82/0xad
[  783.222871]  __do_fault+0x100/0x6b0
[  783.226512]  ? pmd_devmap_trans_unstable+0x220/0x220
[  783.231612]  ? mark_held_locks+0x130/0x130
[  783.235844]  ? mark_held_locks+0x130/0x130
[  783.240086]  ? __might_fault+0x12b/0x1e0
[  783.244143]  ? lock_downgrade+0x900/0x900
[  783.248290]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  783.254130]  __handle_mm_fault+0x3ea0/0x5be0
[  783.258545]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  783.263387]  ? kasan_check_read+0x11/0x20
[  783.267525]  ? _copy_to_user+0xc8/0x110
[  783.271509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  783.277051]  ? zap_class+0x640/0x640
[  783.280759]  ? zap_class+0x640/0x640
[  783.284472]  ? find_held_lock+0x36/0x1c0
[  783.288616]  ? handle_mm_fault+0x42a/0xc70
[  783.292864]  ? lock_downgrade+0x900/0x900
[  783.297030]  ? check_preemption_disabled+0x48/0x280
[  783.302039]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  783.306958]  ? kasan_check_read+0x11/0x20
[  783.311198]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  783.316485]  ? rcu_softirq_qs+0x20/0x20
[  783.320543]  ? trace_hardirqs_off_caller+0x310/0x310
[  783.325641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  783.331172]  ? check_preemption_disabled+0x48/0x280
[  783.336192]  handle_mm_fault+0x54f/0xc70
[  783.340250]  ? __handle_mm_fault+0x5be0/0x5be0
[  783.344833]  ? find_vma+0x34/0x190
[  783.348369]  __do_page_fault+0x5e8/0xe60
[  783.352667]  ? trace_hardirqs_off+0xb8/0x310
[  783.357076]  do_page_fault+0xf2/0x7e0
[  783.360867]  ? vmalloc_sync_all+0x30/0x30
[  783.365007]  ? error_entry+0x70/0xd0
[  783.368709]  ? trace_hardirqs_off_caller+0xbb/0x310
[  783.373712]  ? trace_hardirqs_on_caller+0xc0/0x310
[  783.378634]  ? syscall_return_slowpath+0x5e0/0x5e0
[  783.383643]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  783.388479]  ? trace_hardirqs_on_caller+0x310/0x310
[  783.393482]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  783.398926]  ? prepare_exit_to_usermode+0x291/0x3b0
[  783.403955]  ? page_fault+0x8/0x30
[  783.407486]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  783.412323]  ? page_fault+0x8/0x30
[  783.415855]  page_fault+0x1e/0x30
[  783.419300] RIP: 0033:0x407e06
[  783.422501] Code: Bad RIP value.
[  783.425855] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  783.431210] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  783.438482] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  783.445742] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  783.453354] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  783.460617] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  783.467909] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  783.467968] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  783.474835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  783.474855] Workqueue: events_power_efficient neigh_periodic_work
[  783.474865] Call Trace:
[  783.481388] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  783.490685]  dump_stack+0x244/0x39d
[  783.496885] syz-fuzzer cpuset=/ mems_allowed=0
[  783.499455]  ? dump_stack_print_info.cold.1+0x20/0x20
[  783.523028]  warn_alloc.cold.116+0xb7/0x1bd
[  783.527361]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  783.532199]  ? lock_downgrade+0x900/0x900
[  783.536347]  ? trace_hardirqs_off+0xb8/0x310
[  783.540761]  ? trace_hardirqs_off+0xb8/0x310
[  783.545170]  __alloc_pages_slowpath+0x26e8/0x2e10
[  783.550039]  ? warn_alloc+0x120/0x120
[  783.554292]  ? warn_alloc+0x120/0x120
[  783.558094]  ? check_preemption_disabled+0x48/0x280
[  783.563112]  ? warn_alloc+0x120/0x120
[  783.566921]  ? zap_class+0x640/0x640
[  783.570641]  ? print_usage_bug+0xc0/0xc0
[  783.574700]  ? print_usage_bug+0xc0/0xc0
[  783.578757]  ? __lock_acquire+0x62f/0x4c20
[  783.583005]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  783.588553]  ? should_fail+0x22d/0xd01
[  783.592439]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  783.597534]  ? __lock_acquire+0x62f/0x4c20
[  783.601768]  ? __lock_acquire+0x62f/0x4c20
[  783.606003]  ? should_fail+0x22d/0xd01
[  783.609895]  ? mark_held_locks+0x130/0x130
[  783.614133]  ? mark_held_locks+0x130/0x130
[  783.618370]  ? pick_next_task_fair+0xa05/0x1b30
[  783.623041]  ? rcu_read_lock_sched_held+0x14f/0x180
[  783.628065]  ? zap_class+0x640/0x640
[  783.631787]  ? zap_class+0x640/0x640
[  783.635505]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  783.641044]  ? check_preemption_disabled+0x48/0x280
[  783.646068]  ? __lock_is_held+0xb5/0x140
[  783.650130]  __alloc_pages_nodemask+0xa80/0xde0
[  783.655318]  ? zap_class+0x640/0x640
[  783.659031]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  783.664058]  ? find_held_lock+0x36/0x1c0
[  783.668127]  ? ____cache_alloc_node+0x1c7/0x1e0
[  783.672809]  ? lock_downgrade+0x900/0x900
[  783.676961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  783.682497]  cache_grow_begin+0xa5/0x8c0
[  783.686551]  ? do_raw_spin_unlock+0xa7/0x330
[  783.690963]  fallback_alloc+0x204/0x2e0
[  783.694943]  ____cache_alloc_node+0x1c7/0x1e0
[  783.699438]  kmem_cache_alloc_node+0xe3/0x730
[  783.703946]  ? zap_class+0x640/0x640
[  783.707656]  ? __sched_text_start+0x8/0x8
[  783.711820]  __alloc_skb+0x119/0x770
[  783.715527]  ? zap_class+0x640/0x640
[  783.719243]  ? netdev_alloc_frag+0x1f0/0x1f0
[  783.723658]  ? neigh_periodic_work+0x8ca/0xc60
[  783.728237]  ? lock_downgrade+0x900/0x900
[  783.732389]  ? kasan_check_read+0x11/0x20
[  783.736540]  ? do_raw_write_lock+0x14f/0x310
[  783.740952]  __neigh_notify+0x8c/0x160
[  783.744848]  neigh_cleanup_and_release+0x7b/0xe0
[  783.749596]  neigh_periodic_work+0x8d2/0xc60
[  783.754541]  ? neigh_table_clear+0x390/0x390
[  783.758947]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  783.764475]  ? check_preemption_disabled+0x48/0x280
[  783.769521]  ? __lock_is_held+0xb5/0x140
[  783.773591]  process_one_work+0xc90/0x1c40
[  783.777826]  ? mark_held_locks+0x130/0x130
[  783.782064]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  783.786737]  ? __switch_to_asm+0x40/0x70
[  783.790796]  ? __switch_to_asm+0x40/0x70
[  783.794852]  ? __switch_to_asm+0x34/0x70
[  783.798909]  ? __switch_to_asm+0x40/0x70
[  783.802986]  ? __switch_to_asm+0x34/0x70
[  783.807047]  ? __switch_to_asm+0x40/0x70
[  783.811103]  ? __switch_to_asm+0x34/0x70
[  783.815165]  ? __switch_to_asm+0x40/0x70
[  783.819335]  ? __schedule+0x8d7/0x21d0
[  783.823218]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  783.828330]  ? zap_class+0x640/0x640
[  783.832067]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  783.836840]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  783.841434]  ? lock_acquire+0x1ed/0x520
[  783.845399]  ? worker_thread+0x3e0/0x1390
[  783.849541]  ? kasan_check_read+0x11/0x20
[  783.854178]  ? do_raw_spin_lock+0x14f/0x350
[  783.858491]  ? kasan_check_read+0x11/0x20
[  783.862635]  ? rwlock_bug.part.2+0x90/0x90
[  783.866866]  ? trace_hardirqs_on+0x310/0x310
[  783.871285]  worker_thread+0x17f/0x1390
[  783.875271]  ? __switch_to_asm+0x34/0x70
[  783.879342]  ? process_one_work+0x1c40/0x1c40
[  783.883850]  ? __sched_text_start+0x8/0x8
[  783.888024]  ? __kthread_parkme+0xce/0x1a0
[  783.892347]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  783.897444]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  783.902667]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  783.907250]  ? trace_hardirqs_on+0xbd/0x310
[  783.911566]  ? kasan_check_read+0x11/0x20
[  783.915710]  ? __kthread_parkme+0xce/0x1a0
[  783.919944]  ? trace_hardirqs_off_caller+0x310/0x310
[  783.925053]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  783.930153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  783.935685]  ? __kthread_parkme+0xfb/0x1a0
[  783.939916]  ? process_one_work+0x1c40/0x1c40
[  783.944503]  kthread+0x35a/0x440
[  783.947873]  ? kthread_stop+0x900/0x900
[  783.952357]  ret_from_fork+0x3a/0x50
[  783.956171] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  783.956176] warn_alloc_show_mem: 1 callbacks suppressed
[  783.956183] Mem-Info:
[  783.963197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  783.968561] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  783.968561]  active_file:32 inactive_file:0 isolated_file:0
[  783.968561]  unevictable:0 dirty:0 writeback:0 unstable:0
[  783.968561]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  783.968561]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  783.968561]  free:13730 free_pcp:227 free_cma:0
[  783.970930] Call Trace:
[  783.980312] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  784.013334]  <IRQ>
[  784.015904] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  784.043833]  dump_stack+0x244/0x39d
[  784.045950] lowmem_reserve[]: 0 2818 6321 6321
[  784.072332]  ? dump_stack_print_info.cold.1+0x20/0x20
[  784.075930] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  784.080513]  warn_alloc.cold.116+0xb7/0x1bd
[  784.085659] lowmem_reserve[]: 0 0 3503 3503
[  784.113279]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  784.117574] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  784.121887]  ? lock_downgrade+0x900/0x900
[  784.126706] lowmem_reserve[]: 0 0 0 0
[  784.156130]  ? trace_hardirqs_off+0xb8/0x310
[  784.160244] 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
[  784.164035]  ? trace_hardirqs_off+0xb8/0x310
[  784.168429] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  784.181943]  __alloc_pages_slowpath+0x26e8/0x2e10
[  784.186319] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  784.201171]  ? warn_alloc+0x120/0x120
[  784.205971] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  784.220080]  ? print_usage_bug+0xc0/0xc0
[  784.223861] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  784.232672]  ? warn_alloc+0x120/0x120
[  784.236715] 6658 total pagecache pages
[  784.245271]  ? warn_alloc+0x120/0x120
[  784.249064] 0 pages in swap cache
[  784.253162]  ? print_usage_bug+0xc0/0xc0
[  784.256936] Swap cache stats: add 0, delete 0, find 0/0
[  784.260377]  ? print_usage_bug+0xc0/0xc0
[  784.264410] Free swap  = 0kB
[  784.269762]  ? __lock_acquire+0x62f/0x4c20
[  784.273802] Total swap = 0kB
[  784.276814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  784.281014] 1965979 pages RAM
[  784.284020]  ? should_fail+0x22d/0xd01
[  784.289524] 0 pages HighMem/MovableOnly
[  784.292618]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  784.296490] 342853 pages reserved
[  784.300464]  ? __lock_acquire+0x62f/0x4c20
[  784.305537] 0 pages cma reserved
[  784.308979]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  784.313297] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  784.316532]  ? __lock_acquire+0x62f/0x4c20
[  784.321608] kworker/1:0 cpuset=/ mems_allowed=0
[  784.331900]  ? should_fail+0x22d/0xd01
[  784.331915]  ? find_held_lock+0x36/0x1c0
[  784.348796]  ? mark_held_locks+0x130/0x130
[  784.353282]  ? mark_held_locks+0x130/0x130
[  784.357534]  ? zap_class+0x640/0x640
[  784.361243]  ? zap_class+0x640/0x640
[  784.364949]  ? print_usage_bug+0xc0/0xc0
[  784.369002]  ? do_raw_spin_unlock+0xa7/0x330
[  784.373404]  ? zap_class+0x640/0x640
[  784.377110]  ? print_usage_bug+0xc0/0xc0
[  784.381165]  ? wq_watchdog_touch+0x9c/0xfe
[  784.385411]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.390943]  ? check_preemption_disabled+0x48/0x280
[  784.395965]  ? __lock_is_held+0xb5/0x140
[  784.400027]  __alloc_pages_nodemask+0xa80/0xde0
[  784.404716]  ? zap_class+0x640/0x640
[  784.408440]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  784.413462]  ? find_held_lock+0x36/0x1c0
[  784.417530]  ? ____cache_alloc_node+0x1c7/0x1e0
[  784.422196]  ? lock_downgrade+0x900/0x900
[  784.426349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.431883]  cache_grow_begin+0xa5/0x8c0
[  784.435937]  ? do_raw_spin_unlock+0xa7/0x330
[  784.440364]  fallback_alloc+0x204/0x2e0
[  784.444341]  ____cache_alloc_node+0x1c7/0x1e0
[  784.448836]  kmem_cache_alloc_node+0xe3/0x730
[  784.453562]  ? ipv6_get_ifaddr+0x42e/0x620
[  784.457812]  __alloc_skb+0x119/0x770
[  784.461519]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  784.466886]  ? netdev_alloc_frag+0x1f0/0x1f0
[  784.471291]  ? lock_downgrade+0x900/0x900
[  784.475441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.480987]  ? refcount_sub_and_test_checked+0x203/0x310
[  784.486447]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  784.491895]  ? addrconf_rs_timer+0x690/0x690
[  784.496310]  ndisc_alloc_skb+0x144/0x340
[  784.500369]  ndisc_send_rs+0x331/0x6e0
[  784.504255]  addrconf_rs_timer+0x314/0x690
[  784.508489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  784.512727]  call_timer_fn+0x272/0x920
[  784.516609]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  784.520834]  ? process_timeout+0x40/0x40
[  784.524899]  ? mark_held_locks+0xc7/0x130
[  784.529042]  ? _raw_spin_unlock_irq+0x27/0x80
[  784.533535]  ? _raw_spin_unlock_irq+0x27/0x80
[  784.538020]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  784.542246]  ? lockdep_hardirqs_on+0x296/0x5b0
[  784.546844]  ? trace_hardirqs_on+0xbd/0x310
[  784.551158]  ? kasan_check_read+0x11/0x20
[  784.555591]  ? __run_timers+0x7da/0xc70
[  784.559593]  ? trace_hardirqs_off_caller+0x310/0x310
[  784.564693]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  784.568924]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  784.573236]  __run_timers+0x7e5/0xc70
[  784.577035]  ? timer_fixup_init+0x70/0x70
[  784.581262]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  784.586271]  ? zap_class+0x640/0x640
[  784.589984]  ? print_usage_bug+0xc0/0xc0
[  784.594126]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  784.599312]  ? find_held_lock+0x36/0x1c0
[  784.603466]  ? zap_class+0x640/0x640
[  784.607179]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.612709]  ? check_preemption_disabled+0x48/0x280
[  784.617727]  ? __lock_is_held+0xb5/0x140
[  784.621823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.627358]  ? check_preemption_disabled+0x48/0x280
[  784.632392]  run_timer_softirq+0x52/0xb0
[  784.636445]  ? rcu_read_lock_sched_held+0x14f/0x180
[  784.641454]  __do_softirq+0x308/0xb7e
[  784.645265]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  784.649755]  ? lock_downgrade+0x900/0x900
[  784.654131]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  784.659739]  ? pvclock_read_flags+0x160/0x160
[  784.664244]  ? lapic_next_event+0x5a/0x90
[  784.668393]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.673928]  ? kvm_clock_read+0x18/0x30
[  784.677898]  ? kvm_sched_clock_read+0x9/0x20
[  784.682301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.687829]  ? check_preemption_disabled+0x48/0x280
[  784.692867]  irq_exit+0x17f/0x1c0
[  784.696311]  smp_apic_timer_interrupt+0x1cb/0x760
[  784.701144]  ? smp_reschedule_interrupt+0x109/0x650
[  784.706162]  ? smp_call_function_single_interrupt+0x650/0x650
[  784.712039]  ? interrupt_entry+0xb5/0xc0
[  784.716093]  ? trace_hardirqs_off_caller+0xbb/0x310
[  784.721103]  ? trace_hardirqs_off_caller+0xbb/0x310
[  784.726113]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  784.730947]  ? trace_hardirqs_on_caller+0x310/0x310
[  784.735953]  ? trace_hardirqs_on_caller+0x310/0x310
[  784.740960]  ? task_prio+0x50/0x50
[  784.744493]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.750024]  ? check_preemption_disabled+0x48/0x280
[  784.755279]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  784.760122]  apic_timer_interrupt+0xf/0x20
[  784.764354]  </IRQ>
[  784.766584] RIP: 0010:console_unlock+0x102f/0x1190
[  784.771508] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  784.790992] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  784.798697] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  784.805957] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  784.813231] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  784.820507] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  784.827783] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  784.835090]  ? netconsole_netdev_event+0x280/0x280
[  784.840019]  ? console_unlock+0x1026/0x1190
[  784.844353]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  784.849018]  ? vprintk_emit+0x846/0x990
[  784.853237]  ? lock_release+0xa00/0xa00
[  784.857208]  ? trace_hardirqs_on+0x70/0x310
[  784.861523]  ? vprintk_default+0x28/0x30
[  784.865585]  ? trace_hardirqs_off_caller+0x310/0x310
[  784.870684]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  784.876222]  vprintk_emit+0x391/0x990
[  784.880024]  ? wake_up_klogd+0x180/0x180
[  784.884088]  ? find_held_lock+0x11/0x1c0
[  784.888239]  ? mark_held_locks+0xc7/0x130
[  784.892381]  ? _raw_spin_unlock_irq+0x27/0x80
[  784.896867]  ? _raw_spin_unlock_irq+0x27/0x80
[  784.901363]  vprintk_default+0x28/0x30
[  784.905245]  vprintk_func+0x7e/0x181
[  784.908953]  printk+0xa7/0xcf
[  784.912052]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  784.916821]  ? _raw_spin_unlock_irq+0x60/0x80
[  784.921324]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  784.926600]  dump_header+0x7cc/0xf72
[  784.930319]  ? pagefault_out_of_memory+0x197/0x197
[  784.935249]  ? __lock_acquire+0x62f/0x4c20
[  784.939488]  ? print_usage_bug+0xc0/0xc0
[  784.943549]  ? zap_class+0x640/0x640
[  784.947292]  ? zap_class+0x640/0x640
[  784.951000]  ? print_usage_bug+0xc0/0xc0
[  784.955300]  ? print_usage_bug+0xc0/0xc0
[  784.959360]  ? find_held_lock+0x36/0x1c0
[  784.963426]  ? mark_held_locks+0xc7/0x130
[  784.967575]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  784.972667]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  784.977775]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  784.982351]  ? trace_hardirqs_on+0xbd/0x310
[  784.986666]  ? kasan_check_read+0x11/0x20
[  784.990807]  ? ___ratelimit+0x3b4/0x672
[  784.994785]  ? trace_hardirqs_off_caller+0x310/0x310
[  784.999881]  ? trace_hardirqs_on+0x310/0x310
[  785.004293]  ? lock_downgrade+0x900/0x900
[  785.008433]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  785.013527]  ? ___ratelimit+0x3b9/0x672
[  785.017497]  ? idr_get_free+0xf70/0xf70
[  785.021466]  ? kasan_check_read+0x11/0x20
[  785.025604]  ? do_raw_spin_unlock+0xa7/0x330
[  785.030012]  oom_kill_process.cold.27+0x10/0x903
[  785.034773]  ? zap_class+0x640/0x640
[  785.038480]  ? _raw_spin_unlock+0x2c/0x50
[  785.042618]  ? oom_badness+0xe6/0xaa0
[  785.046418]  ? oom_evaluate_task+0x540/0x540
[  785.050823]  ? find_held_lock+0x36/0x1c0
[  785.055129]  ? out_of_memory+0x974/0x1430
[  785.059269]  ? lock_downgrade+0x900/0x900
[  785.063411]  ? check_preemption_disabled+0x48/0x280
[  785.068421]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  785.073341]  ? kasan_check_read+0x11/0x20
[  785.077483]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  785.082756]  ? rcu_softirq_qs+0x20/0x20
[  785.086732]  ? kasan_check_write+0x14/0x20
[  785.090972]  ? oom_evaluate_task+0x302/0x540
[  785.095380]  out_of_memory+0xa84/0x1430
[  785.099352]  ? oom_killer_disable+0x3a0/0x3a0
[  785.103844]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  785.108860]  ? __ww_mutex_check_waiters+0x160/0x160
[  785.114226]  __alloc_pages_slowpath+0x2354/0x2e10
[  785.119086]  ? warn_alloc+0x120/0x120
[  785.122880]  ? mark_held_locks+0x130/0x130
[  785.127113]  ? find_get_entry+0xaae/0x1120
[  785.131371]  ? filemap_map_pages+0x1a20/0x1a20
[  785.135973]  ? zap_class+0x640/0x640
[  785.139693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  785.145230]  ? check_preemption_disabled+0x48/0x280
[  785.150244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  785.156049]  ? should_fail+0x22d/0xd01
[  785.159952]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  785.165053]  ? zap_class+0x640/0x640
[  785.168804]  ? __lock_is_held+0xb5/0x140
[  785.172867]  ? mark_held_locks+0x130/0x130
[  785.177098]  ? lock_release+0xa00/0xa00
[  785.181066]  ? perf_trace_sched_process_exec+0x860/0x860
[  785.186511]  ? xa_load+0x2ba/0x460
[  785.190044]  ? lock_downgrade+0x900/0x900
[  785.194190]  ? __might_sleep+0x95/0x190
[  785.198158]  __alloc_pages_nodemask+0xa80/0xde0
[  785.202927]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  785.207937]  ? __page_cache_alloc+0x191/0x5c0
[  785.212418]  ? xa_load+0x2e1/0x460
[  785.215953]  ? xa_clear_mark+0x40/0x40
[  785.219847]  ? zap_class+0x640/0x640
[  785.223559]  ? zap_class+0x640/0x640
[  785.227264]  ? zap_class+0x640/0x640
[  785.230973]  ? __do_page_cache_readahead+0x663/0x810
[  785.236076]  ? find_held_lock+0x36/0x1c0
[  785.240134]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  785.245669]  alloc_pages_current+0x173/0x350
[  785.250080]  __page_cache_alloc+0x38c/0x5c0
[  785.254596]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  785.259518]  ? kasan_check_read+0x11/0x20
[  785.263660]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  785.269028]  ? generic_perform_write+0x6a0/0x6a0
[  785.273786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  785.279318]  ? check_preemption_disabled+0x48/0x280
[  785.284332]  filemap_fault+0x1595/0x25f0
[  785.288394]  ? __lock_page_or_retry+0xa00/0xa00
[  785.293062]  ? mark_held_locks+0x130/0x130
[  785.297299]  ? filemap_map_pages+0xd6b/0x1a20
[  785.301787]  ? lock_downgrade+0x900/0x900
[  785.305931]  ? check_preemption_disabled+0x48/0x280
[  785.310941]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  785.315871]  ? kasan_check_read+0x11/0x20
[  785.320005]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  785.325276]  ? rcu_softirq_qs+0x20/0x20
[  785.329258]  ? filemap_map_pages+0xd92/0x1a20
[  785.333791]  ? find_get_entries_tag+0x1400/0x1400
[  785.338630]  ? futex_wake+0x760/0x760
[  785.342431]  ? lock_acquire+0x1ed/0x520
[  785.346484]  ? ext4_filemap_fault+0x7a/0xad
[  785.350811]  ? lock_release+0xa00/0xa00
[  785.355027]  ? perf_trace_sched_process_exec+0x860/0x860
[  785.360472]  ? print_usage_bug+0xc0/0xc0
[  785.364524]  ? print_usage_bug+0xc0/0xc0
[  785.368583]  ? down_read+0x8d/0x120
[  785.372214]  ? ext4_filemap_fault+0x7a/0xad
[  785.376530]  ? __down_interruptible+0x700/0x700
[  785.381197]  ext4_filemap_fault+0x82/0xad
[  785.385347]  __do_fault+0x100/0x6b0
[  785.388967]  ? pmd_devmap_trans_unstable+0x220/0x220
[  785.394067]  ? mark_held_locks+0x130/0x130
[  785.398310]  ? mark_held_locks+0x130/0x130
[  785.402538]  ? __might_fault+0x12b/0x1e0
[  785.406609]  ? lock_downgrade+0x900/0x900
[  785.410760]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  785.416293]  __handle_mm_fault+0x3ea0/0x5be0
[  785.420702]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  785.425551]  ? kasan_check_read+0x11/0x20
[  785.429689]  ? _copy_to_user+0xc8/0x110
[  785.433659]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  785.439198]  ? zap_class+0x640/0x640
[  785.442904]  ? zap_class+0x640/0x640
[  785.446618]  ? find_held_lock+0x36/0x1c0
[  785.450703]  ? handle_mm_fault+0x42a/0xc70
[  785.455161]  ? lock_downgrade+0x900/0x900
[  785.459302]  ? check_preemption_disabled+0x48/0x280
[  785.464314]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  785.469235]  ? kasan_check_read+0x11/0x20
[  785.473376]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  785.478641]  ? rcu_softirq_qs+0x20/0x20
[  785.482611]  ? trace_hardirqs_off_caller+0x310/0x310
[  785.487792]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  785.493322]  ? check_preemption_disabled+0x48/0x280
[  785.498337]  handle_mm_fault+0x54f/0xc70
[  785.502394]  ? __handle_mm_fault+0x5be0/0x5be0
[  785.506970]  ? find_vma+0x34/0x190
[  785.510512]  __do_page_fault+0x5e8/0xe60
[  785.514569]  ? trace_hardirqs_off+0xb8/0x310
[  785.518986]  do_page_fault+0xf2/0x7e0
[  785.522788]  ? vmalloc_sync_all+0x30/0x30
[  785.526933]  ? error_entry+0x70/0xd0
[  785.530725]  ? trace_hardirqs_off_caller+0xbb/0x310
[  785.535761]  ? trace_hardirqs_on_caller+0xc0/0x310
[  785.540682]  ? syscall_return_slowpath+0x5e0/0x5e0
[  785.545606]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  785.550441]  ? trace_hardirqs_on_caller+0x310/0x310
[  785.555769]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  785.561226]  ? prepare_exit_to_usermode+0x291/0x3b0
[  785.566232]  ? page_fault+0x8/0x30
[  785.569770]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  785.574610]  ? page_fault+0x8/0x30
[  785.578146]  page_fault+0x1e/0x30
[  785.581586] RIP: 0033:0x407e06
[  785.584881] Code: Bad RIP value.
[  785.588233] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  785.593585] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  785.600849] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  785.608108] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  785.615370] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  785.622634] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  785.630095] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  785.630161] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  785.637022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  785.637041] Workqueue: events_power_efficient neigh_periodic_work
[  785.637048] Call Trace:
[  785.637068]  dump_stack+0x244/0x39d
[  785.643628] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  785.653175]  ? dump_stack_print_info.cold.1+0x20/0x20
[  785.659813] syz-fuzzer cpuset=/ mems_allowed=0
[  785.662393]  warn_alloc.cold.116+0xb7/0x1bd
[  785.690247]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  785.695090]  ? lock_downgrade+0x900/0x900
[  785.699326]  ? trace_hardirqs_off+0xb8/0x310
[  785.703738]  ? trace_hardirqs_off+0xb8/0x310
[  785.708150]  __alloc_pages_slowpath+0x26e8/0x2e10
[  785.713003]  ? warn_alloc+0x120/0x120
[  785.716804]  ? warn_alloc+0x120/0x120
[  785.720603]  ? check_preemption_disabled+0x48/0x280
[  785.725608]  ? warn_alloc+0x120/0x120
[  785.729396]  ? print_usage_bug+0xc0/0xc0
[  785.733446]  ? __lock_acquire+0x62f/0x4c20
[  785.737692]  ? print_usage_bug+0xc0/0xc0
[  785.741751]  ? __lock_acquire+0x62f/0x4c20
[  785.745989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  785.751522]  ? should_fail+0x22d/0xd01
[  785.755679]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  785.760789]  ? __lock_acquire+0x62f/0x4c20
[  785.765018]  ? __lock_acquire+0x62f/0x4c20
[  785.769241]  ? should_fail+0x22d/0xd01
[  785.773126]  ? mark_held_locks+0x130/0x130
[  785.777364]  ? mark_held_locks+0x130/0x130
[  785.781603]  ? mark_held_locks+0xc7/0x130
[  785.785751]  ? zap_class+0x640/0x640
[  785.789542]  ? zap_class+0x640/0x640
[  785.793255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  785.798783]  ? check_preemption_disabled+0x48/0x280
[  785.803883]  ? __lock_is_held+0xb5/0x140
[  785.807940]  __alloc_pages_nodemask+0xa80/0xde0
[  785.812602]  ? zap_class+0x640/0x640
[  785.816402]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  785.821425]  ? find_held_lock+0x36/0x1c0
[  785.825503]  ? ____cache_alloc_node+0x1c7/0x1e0
[  785.830662]  ? lock_downgrade+0x900/0x900
[  785.834834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  785.840372]  cache_grow_begin+0xa5/0x8c0
[  785.844421]  ? do_raw_spin_unlock+0xa7/0x330
[  785.848822]  fallback_alloc+0x204/0x2e0
[  785.853081]  ____cache_alloc_node+0x1c7/0x1e0
[  785.857571]  kmem_cache_alloc_node+0xe3/0x730
[  785.862057]  ? zap_class+0x640/0x640
[  785.865789]  __alloc_skb+0x119/0x770
[  785.869499]  ? netdev_alloc_frag+0x1f0/0x1f0
[  785.873924]  ? neigh_periodic_work+0x8ca/0xc60
[  785.878500]  ? lock_downgrade+0x900/0x900
[  785.882663]  ? kasan_check_read+0x11/0x20
[  785.886802]  ? do_raw_write_lock+0x14f/0x310
[  785.891213]  __neigh_notify+0x8c/0x160
[  785.895100]  neigh_cleanup_and_release+0x7b/0xe0
[  785.899847]  neigh_periodic_work+0x8d2/0xc60
[  785.904256]  ? neigh_table_clear+0x390/0x390
[  785.908660]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  785.914208]  ? check_preemption_disabled+0x48/0x280
[  785.919228]  ? __lock_is_held+0xb5/0x140
[  785.923303]  process_one_work+0xc90/0x1c40
[  785.927529]  ? mark_held_locks+0x130/0x130
[  785.931777]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  785.936542]  ? __switch_to_asm+0x40/0x70
[  785.940596]  ? __switch_to_asm+0x40/0x70
[  785.944650]  ? __switch_to_asm+0x34/0x70
[  785.948699]  ? __switch_to_asm+0x40/0x70
[  785.953070]  ? __switch_to_asm+0x34/0x70
[  785.957119]  ? __switch_to_asm+0x40/0x70
[  785.961170]  ? __switch_to_asm+0x34/0x70
[  785.965228]  ? __switch_to_asm+0x40/0x70
[  785.969396]  ? __schedule+0x8d7/0x21d0
[  785.973270]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  785.977893]  ? zap_class+0x640/0x640
[  785.981604]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  785.986360]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  785.990952]  ? lock_acquire+0x1ed/0x520
[  785.994920]  ? worker_thread+0x3e0/0x1390
[  785.999065]  ? kasan_check_read+0x11/0x20
[  786.003199]  ? do_raw_spin_lock+0x14f/0x350
[  786.007504]  ? kasan_check_read+0x11/0x20
[  786.011641]  ? rwlock_bug.part.2+0x90/0x90
[  786.015880]  ? trace_hardirqs_on+0x310/0x310
[  786.020288]  worker_thread+0x17f/0x1390
[  786.024252]  ? __switch_to_asm+0x34/0x70
[  786.028322]  ? process_one_work+0x1c40/0x1c40
[  786.032836]  ? __sched_text_start+0x8/0x8
[  786.036997]  ? __kthread_parkme+0xce/0x1a0
[  786.041246]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  786.046342]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  786.051440]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  786.056531]  ? trace_hardirqs_on+0xbd/0x310
[  786.060849]  ? kasan_check_read+0x11/0x20
[  786.064989]  ? __kthread_parkme+0xce/0x1a0
[  786.069253]  ? trace_hardirqs_off_caller+0x310/0x310
[  786.074361]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  786.079457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  786.084989]  ? __kthread_parkme+0xfb/0x1a0
[  786.089220]  ? process_one_work+0x1c40/0x1c40
[  786.093715]  kthread+0x35a/0x440
[  786.097073]  ? kthread_stop+0x900/0x900
[  786.101039]  ret_from_fork+0x3a/0x50
[  786.104756] warn_alloc_show_mem: 1 callbacks suppressed
[  786.104766] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  786.104768] Mem-Info:
[  786.104799] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  786.104799]  active_file:32 inactive_file:0 isolated_file:0
[  786.104799]  unevictable:0 dirty:0 writeback:0 unstable:0
[  786.104799]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  786.104799]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  786.104799]  free:13730 free_pcp:227 free_cma:0
[  786.110148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  786.117155] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  786.119627] Call Trace:
[  786.152665] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  786.162244]  <IRQ>
[  786.190064] lowmem_reserve[]: 0 2818 6321 6321
[  786.192638]  dump_stack+0x244/0x39d
[  786.218716] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  786.220859]  ? dump_stack_print_info.cold.1+0x20/0x20
[  786.225406] lowmem_reserve[]: 0 0 3503 3503
[  786.229041]  warn_alloc.cold.116+0xb7/0x1bd
[  786.256998] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  786.262180]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  786.266464] lowmem_reserve[]: 0 0 0 0
[  786.270776]  ? lock_downgrade+0x900/0x900
[  786.299807] 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
[  786.304641]  ? trace_hardirqs_off+0xb8/0x310
[  786.308408] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  786.312561]  ? trace_hardirqs_off+0xb8/0x310
[  786.326049] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  786.330466]  __alloc_pages_slowpath+0x26e8/0x2e10
[  786.345174] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  786.349587]  ? warn_alloc+0x120/0x120
[  786.364421] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  786.369248]  ? print_usage_bug+0xc0/0xc0
[  786.378050] 6658 total pagecache pages
[  786.381836]  ? warn_alloc+0x120/0x120
[  786.390493] 0 pages in swap cache
[  786.394539]  ? warn_alloc+0x120/0x120
[  786.398484] Swap cache stats: add 0, delete 0, find 0/0
[  786.402264]  ? print_usage_bug+0xc0/0xc0
[  786.405685] Free swap  = 0kB
[  786.409477]  ? kvm_clock_read+0x18/0x30
[  786.414809] Total swap = 0kB
[  786.418850]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  786.421839] 1965979 pages RAM
[  786.425799]  ? print_usage_bug+0xc0/0xc0
[  786.428784] 0 pages HighMem/MovableOnly
[  786.428791] 342853 pages reserved
[  786.433793]  ? __lock_acquire+0x62f/0x4c20
[  786.436870] 0 pages cma reserved
[  786.440917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  786.461622]  ? should_fail+0x22d/0xd01
[  786.465514]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  786.467101] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  786.470805]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  786.481265] syz-executor0 cpuset=syz0 mems_allowed=0
[  786.486351]  ? __lock_acquire+0x62f/0x4c20
[  786.495745]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  786.500840]  ? __lock_acquire+0x62f/0x4c20
[  786.505070]  ? should_fail+0x22d/0xd01
[  786.508951]  ? rcu_irq_exit+0x1a2/0x390
[  786.512931]  ? mark_held_locks+0x130/0x130
[  786.517163]  ? mark_held_locks+0x130/0x130
[  786.521396]  ? mark_held_locks+0xc7/0x130
[  786.525650]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  786.530659]  ? zap_class+0x640/0x640
[  786.534366]  ? print_usage_bug+0xc0/0xc0
[  786.538521]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  786.544052]  ? check_preemption_disabled+0x48/0x280
[  786.549073]  ? __lock_is_held+0xb5/0x140
[  786.553415]  __alloc_pages_nodemask+0xa80/0xde0
[  786.558084]  ? zap_class+0x640/0x640
[  786.561799]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  786.566819]  ? find_held_lock+0x36/0x1c0
[  786.570886]  ? ____cache_alloc_node+0x1c7/0x1e0
[  786.575547]  ? lock_downgrade+0x900/0x900
[  786.579724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  786.585260]  cache_grow_begin+0xa5/0x8c0
[  786.589316]  ? do_raw_spin_unlock+0xa7/0x330
[  786.593734]  fallback_alloc+0x204/0x2e0
[  786.597731]  ____cache_alloc_node+0x1c7/0x1e0
[  786.602227]  kmem_cache_alloc_node+0xe3/0x730
[  786.606727]  ? ipv6_get_ifaddr+0x42e/0x620
[  786.610962]  __alloc_skb+0x119/0x770
[  786.614666]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  786.619947]  ? netdev_alloc_frag+0x1f0/0x1f0
[  786.624350]  ? lock_downgrade+0x900/0x900
[  786.628499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  786.634028]  ? refcount_sub_and_test_checked+0x203/0x310
[  786.639476]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  786.644922]  ? addrconf_rs_timer+0x690/0x690
[  786.649334]  ndisc_alloc_skb+0x144/0x340
[  786.653663]  ndisc_send_rs+0x331/0x6e0
[  786.657555]  addrconf_rs_timer+0x314/0x690
[  786.662256]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  786.666497]  call_timer_fn+0x272/0x920
[  786.670377]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  786.674607]  ? process_timeout+0x40/0x40
[  786.678676]  ? mark_held_locks+0xc7/0x130
[  786.682848]  ? _raw_spin_unlock_irq+0x27/0x80
[  786.687332]  ? _raw_spin_unlock_irq+0x27/0x80
[  786.691841]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  786.696074]  ? lockdep_hardirqs_on+0x296/0x5b0
[  786.700744]  ? trace_hardirqs_on+0xbd/0x310
[  786.705063]  ? kasan_check_read+0x11/0x20
[  786.709204]  ? __run_timers+0x7da/0xc70
[  786.713177]  ? trace_hardirqs_off_caller+0x310/0x310
[  786.718273]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  786.722506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  786.726732]  __run_timers+0x7e5/0xc70
[  786.730536]  ? timer_fixup_init+0x70/0x70
[  786.734678]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  786.739717]  ? zap_class+0x640/0x640
[  786.743430]  ? print_usage_bug+0xc0/0xc0
[  786.747486]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  786.752676]  ? find_held_lock+0x36/0x1c0
[  786.757024]  ? zap_class+0x640/0x640
[  786.760847]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  786.766401]  ? check_preemption_disabled+0x48/0x280
[  786.771436]  ? __lock_is_held+0xb5/0x140
[  786.775500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  786.781029]  ? check_preemption_disabled+0x48/0x280
[  786.786043]  run_timer_softirq+0x52/0xb0
[  786.790731]  ? rcu_read_lock_sched_held+0x14f/0x180
[  786.795745]  __do_softirq+0x308/0xb7e
[  786.799542]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  786.804033]  ? lock_downgrade+0x900/0x900
[  786.808178]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  786.813285]  ? pvclock_read_flags+0x160/0x160
[  786.817777]  ? lapic_next_event+0x5a/0x90
[  786.821922]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  786.827455]  ? kvm_clock_read+0x18/0x30
[  786.831425]  ? kvm_sched_clock_read+0x9/0x20
[  786.835828]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  786.841363]  ? check_preemption_disabled+0x48/0x280
[  786.846383]  irq_exit+0x17f/0x1c0
[  786.849833]  smp_apic_timer_interrupt+0x1cb/0x760
[  786.854939]  ? smp_reschedule_interrupt+0x109/0x650
[  786.860173]  ? smp_call_function_single_interrupt+0x650/0x650
[  786.866050]  ? interrupt_entry+0xb5/0xc0
[  786.870122]  ? trace_hardirqs_off_caller+0xbb/0x310
[  786.875129]  ? trace_hardirqs_off_caller+0xbb/0x310
[  786.880138]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  786.884976]  ? trace_hardirqs_on_caller+0x310/0x310
[  786.889989]  ? trace_hardirqs_on_caller+0x310/0x310
[  786.894995]  ? task_prio+0x50/0x50
[  786.898527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  786.904061]  ? check_preemption_disabled+0x48/0x280
[  786.909073]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  786.913912]  apic_timer_interrupt+0xf/0x20
[  786.918138]  </IRQ>
[  786.920371] RIP: 0010:console_unlock+0x102f/0x1190
[  786.925293] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  786.944275] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  786.951971] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  786.959484] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  786.966747] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  786.974013] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  786.981276] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  786.988739]  ? netconsole_netdev_event+0x280/0x280
[  786.993667]  ? console_unlock+0x1026/0x1190
[  786.998011]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  787.002670]  ? vprintk_emit+0x846/0x990
[  787.006766]  ? lock_release+0xa00/0xa00
[  787.010735]  ? trace_hardirqs_on+0x70/0x310
[  787.015050]  ? vprintk_default+0x28/0x30
[  787.019106]  ? trace_hardirqs_off_caller+0x310/0x310
[  787.024203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  787.029742]  vprintk_emit+0x391/0x990
[  787.033566]  ? wake_up_klogd+0x180/0x180
[  787.037626]  ? find_held_lock+0x11/0x1c0
[  787.041702]  ? mark_held_locks+0xc7/0x130
[  787.045848]  ? _raw_spin_unlock_irq+0x27/0x80
[  787.050428]  ? _raw_spin_unlock_irq+0x27/0x80
[  787.055226]  vprintk_default+0x28/0x30
[  787.059114]  vprintk_func+0x7e/0x181
[  787.062828]  printk+0xa7/0xcf
[  787.065930]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  787.070687]  ? _raw_spin_unlock_irq+0x60/0x80
[  787.075199]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  787.080475]  dump_header+0x7cc/0xf72
[  787.084190]  ? pagefault_out_of_memory+0x197/0x197
[  787.089116]  ? __lock_acquire+0x62f/0x4c20
[  787.093351]  ? print_usage_bug+0xc0/0xc0
[  787.097407]  ? zap_class+0x640/0x640
[  787.101107]  ? zap_class+0x640/0x640
[  787.104815]  ? print_usage_bug+0xc0/0xc0
[  787.108898]  ? print_usage_bug+0xc0/0xc0
[  787.112972]  ? find_held_lock+0x36/0x1c0
[  787.117034]  ? mark_held_locks+0xc7/0x130
[  787.121176]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  787.126271]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  787.131460]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  787.136038]  ? trace_hardirqs_on+0xbd/0x310
[  787.140376]  ? kasan_check_read+0x11/0x20
[  787.144514]  ? ___ratelimit+0x3b4/0x672
[  787.148480]  ? trace_hardirqs_off_caller+0x310/0x310
[  787.153874]  ? trace_hardirqs_on+0x310/0x310
[  787.158271]  ? lock_downgrade+0x900/0x900
[  787.162414]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  787.167512]  ? ___ratelimit+0x3b9/0x672
[  787.171481]  ? idr_get_free+0xf70/0xf70
[  787.175449]  ? kasan_check_read+0x11/0x20
[  787.179585]  ? do_raw_spin_unlock+0xa7/0x330
[  787.184003]  oom_kill_process.cold.27+0x10/0x903
[  787.188746]  ? zap_class+0x640/0x640
[  787.192450]  ? _raw_spin_unlock+0x2c/0x50
[  787.196593]  ? oom_badness+0xe6/0xaa0
[  787.200384]  ? oom_evaluate_task+0x540/0x540
[  787.204783]  ? find_held_lock+0x36/0x1c0
[  787.208858]  ? out_of_memory+0x974/0x1430
[  787.212999]  ? lock_downgrade+0x900/0x900
[  787.217141]  ? check_preemption_disabled+0x48/0x280
[  787.222166]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  787.227083]  ? kasan_check_read+0x11/0x20
[  787.231221]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  787.236525]  ? rcu_softirq_qs+0x20/0x20
[  787.240493]  ? kasan_check_write+0x14/0x20
[  787.244718]  ? oom_evaluate_task+0x302/0x540
[  787.249123]  out_of_memory+0xa84/0x1430
[  787.253481]  ? oom_killer_disable+0x3a0/0x3a0
[  787.257968]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  787.262915]  ? __ww_mutex_check_waiters+0x160/0x160
[  787.267932]  __alloc_pages_slowpath+0x2354/0x2e10
[  787.272879]  ? warn_alloc+0x120/0x120
[  787.276679]  ? mark_held_locks+0x130/0x130
[  787.280930]  ? find_get_entry+0xaae/0x1120
[  787.285166]  ? filemap_map_pages+0x1a20/0x1a20
[  787.289747]  ? zap_class+0x640/0x640
[  787.293472]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  787.299003]  ? check_preemption_disabled+0x48/0x280
[  787.304010]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  787.309539]  ? should_fail+0x22d/0xd01
[  787.313424]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  787.318522]  ? zap_class+0x640/0x640
[  787.322250]  ? __lock_is_held+0xb5/0x140
[  787.326313]  ? mark_held_locks+0x130/0x130
[  787.330541]  ? lock_release+0xa00/0xa00
[  787.334504]  ? perf_trace_sched_process_exec+0x860/0x860
[  787.339943]  ? xa_load+0x2ba/0x460
[  787.343475]  ? lock_downgrade+0x900/0x900
[  787.347641]  ? __might_sleep+0x95/0x190
[  787.351619]  __alloc_pages_nodemask+0xa80/0xde0
[  787.356570]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  787.361676]  ? __page_cache_alloc+0x191/0x5c0
[  787.366173]  ? xa_load+0x2e1/0x460
[  787.369712]  ? xa_clear_mark+0x40/0x40
[  787.373594]  ? zap_class+0x640/0x640
[  787.377313]  ? zap_class+0x640/0x640
[  787.381021]  ? zap_class+0x640/0x640
[  787.384813]  ? __do_page_cache_readahead+0x663/0x810
[  787.389917]  ? find_held_lock+0x36/0x1c0
[  787.394002]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  787.399537]  alloc_pages_current+0x173/0x350
[  787.403943]  __page_cache_alloc+0x38c/0x5c0
[  787.408261]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  787.413183]  ? kasan_check_read+0x11/0x20
[  787.417327]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  787.422615]  ? generic_perform_write+0x6a0/0x6a0
[  787.427368]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  787.432897]  ? check_preemption_disabled+0x48/0x280
[  787.437911]  filemap_fault+0x1595/0x25f0
[  787.442005]  ? __lock_page_or_retry+0xa00/0xa00
[  787.446670]  ? mark_held_locks+0x130/0x130
[  787.450904]  ? filemap_map_pages+0xd6b/0x1a20
[  787.455633]  ? lock_downgrade+0x900/0x900
[  787.459781]  ? check_preemption_disabled+0x48/0x280
[  787.464812]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  787.469744]  ? kasan_check_read+0x11/0x20
[  787.473884]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  787.479149]  ? rcu_softirq_qs+0x20/0x20
[  787.483126]  ? filemap_map_pages+0xd92/0x1a20
[  787.487622]  ? find_get_entries_tag+0x1400/0x1400
[  787.492459]  ? futex_wake+0x760/0x760
[  787.496260]  ? lock_acquire+0x1ed/0x520
[  787.500226]  ? ext4_filemap_fault+0x7a/0xad
[  787.504540]  ? lock_release+0xa00/0xa00
[  787.508501]  ? perf_trace_sched_process_exec+0x860/0x860
[  787.513958]  ? print_usage_bug+0xc0/0xc0
[  787.518014]  ? print_usage_bug+0xc0/0xc0
[  787.522074]  ? down_read+0x8d/0x120
[  787.525696]  ? ext4_filemap_fault+0x7a/0xad
[  787.530012]  ? __down_interruptible+0x700/0x700
[  787.534694]  ext4_filemap_fault+0x82/0xad
[  787.538835]  __do_fault+0x100/0x6b0
[  787.542478]  ? pmd_devmap_trans_unstable+0x220/0x220
[  787.547581]  ? mark_held_locks+0x130/0x130
[  787.551810]  ? mark_held_locks+0x130/0x130
[  787.556296]  ? __might_fault+0x12b/0x1e0
[  787.560351]  ? lock_downgrade+0x900/0x900
[  787.564496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  787.570037]  __handle_mm_fault+0x3ea0/0x5be0
[  787.574458]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  787.579298]  ? kasan_check_read+0x11/0x20
[  787.583455]  ? _copy_to_user+0xc8/0x110
[  787.587429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  787.593062]  ? zap_class+0x640/0x640
[  787.596775]  ? zap_class+0x640/0x640
[  787.600489]  ? find_held_lock+0x36/0x1c0
[  787.604726]  ? handle_mm_fault+0x42a/0xc70
[  787.608956]  ? lock_downgrade+0x900/0x900
[  787.613113]  ? check_preemption_disabled+0x48/0x280
[  787.618127]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  787.623059]  ? kasan_check_read+0x11/0x20
[  787.627209]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  787.632482]  ? rcu_softirq_qs+0x20/0x20
[  787.636454]  ? trace_hardirqs_off_caller+0x310/0x310
[  787.641554]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  787.647103]  ? check_preemption_disabled+0x48/0x280
[  787.652122]  handle_mm_fault+0x54f/0xc70
[  787.656386]  ? __handle_mm_fault+0x5be0/0x5be0
[  787.661403]  ? find_vma+0x34/0x190
[  787.664946]  __do_page_fault+0x5e8/0xe60
[  787.669003]  ? trace_hardirqs_off+0xb8/0x310
[  787.673417]  do_page_fault+0xf2/0x7e0
[  787.677212]  ? vmalloc_sync_all+0x30/0x30
[  787.681356]  ? error_entry+0x70/0xd0
[  787.685062]  ? trace_hardirqs_off_caller+0xbb/0x310
[  787.690073]  ? trace_hardirqs_on_caller+0xc0/0x310
[  787.694994]  ? syscall_return_slowpath+0x5e0/0x5e0
[  787.699920]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  787.704755]  ? trace_hardirqs_on_caller+0x310/0x310
[  787.709766]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  787.715209]  ? prepare_exit_to_usermode+0x291/0x3b0
[  787.720214]  ? page_fault+0x8/0x30
[  787.723750]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  787.728584]  ? page_fault+0x8/0x30
[  787.732121]  page_fault+0x1e/0x30
[  787.735600] RIP: 0033:0x407e06
[  787.738801] Code: Bad RIP value.
[  787.742154] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  787.747509] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  787.755004] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  787.762266] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  787.769529] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  787.776788] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  787.784083] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  787.784173] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  787.791357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  787.791365] Call Trace:
[  787.797923] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  787.807201]  dump_stack+0x244/0x39d
[  787.809773] syz-fuzzer cpuset=/ mems_allowed=0
[  787.820100]  ? dump_stack_print_info.cold.1+0x20/0x20
[  787.833955]  warn_alloc.cold.116+0xb7/0x1bd
[  787.838278]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  787.843121]  ? lock_downgrade+0x900/0x900
[  787.847270]  ? trace_hardirqs_off+0xb8/0x310
[  787.851683]  ? trace_hardirqs_off+0xb8/0x310
[  787.856626]  __alloc_pages_slowpath+0x26e8/0x2e10
[  787.861499]  ? warn_alloc+0x120/0x120
[  787.865295]  ? zap_class+0x640/0x640
[  787.869007]  ? warn_alloc+0x120/0x120
[  787.872807]  ? warn_alloc+0x120/0x120
[  787.876605]  ? print_usage_bug+0xc0/0xc0
[  787.880670]  ? find_held_lock+0x36/0x1c0
[  787.884745]  ? print_usage_bug+0xc0/0xc0
[  787.888805]  ? cpuacct_charge+0x265/0x440
[  787.892954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  787.898493]  ? should_fail+0x22d/0xd01
[  787.902371]  ? find_held_lock+0x36/0x1c0
[  787.906459]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  787.911562]  ? __lock_acquire+0x62f/0x4c20
[  787.915802]  ? should_fail+0x22d/0xd01
[  787.919695]  ? mark_held_locks+0x130/0x130
[  787.923932]  ? mark_held_locks+0x130/0x130
[  787.928170]  ? __lock_acquire+0x62f/0x4c20
[  787.932407]  ? zap_class+0x640/0x640
[  787.936110]  ? __lock_is_held+0xb5/0x140
[  787.940177]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  787.945713]  ? check_preemption_disabled+0x48/0x280
[  787.950733]  ? __lock_is_held+0xb5/0x140
[  787.955069]  __alloc_pages_nodemask+0xa80/0xde0
[  787.959727]  ? zap_class+0x640/0x640
[  787.963440]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  787.968460]  ? find_held_lock+0x36/0x1c0
[  787.972531]  ? ____cache_alloc_node+0x1c7/0x1e0
[  787.977200]  ? lock_downgrade+0x900/0x900
[  787.981350]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  787.986892]  cache_grow_begin+0xa5/0x8c0
[  787.990945]  ? do_raw_spin_unlock+0xa7/0x330
[  787.995358]  fallback_alloc+0x204/0x2e0
[  787.999331]  ____cache_alloc_node+0x1c7/0x1e0
[  788.003828]  kmem_cache_alloc+0x1f8/0x730
[  788.007984]  skb_clone+0x1bb/0x500
[  788.011521]  ? finish_task_switch+0x1b4/0x910
[  788.016016]  ? skb_split+0x11e0/0x11e0
[  788.019901]  ? preempt_notifier_register+0x200/0x200
[  788.025002]  ? __switch_to_asm+0x34/0x70
[  788.029055]  ? __switch_to_asm+0x34/0x70
[  788.033103]  ? __switch_to_asm+0x40/0x70
[  788.037163]  ? __switch_to_asm+0x34/0x70
[  788.041214]  ? __switch_to_asm+0x40/0x70
[  788.045278]  ? __switch_to_asm+0x34/0x70
[  788.049335]  ? __switch_to_asm+0x40/0x70
[  788.053913]  ? __switch_to_asm+0x34/0x70
[  788.057969]  ? __switch_to_asm+0x34/0x70
[  788.062025]  ? __switch_to_asm+0x40/0x70
[  788.066079]  ? __switch_to_asm+0x34/0x70
[  788.070148]  bpf_clone_redirect+0xb9/0x490
[  788.074385]  ? __schedule+0x8d7/0x21d0
[  788.078275]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  788.083376]  ? __sched_text_start+0x8/0x8
[  788.087608]  ? retint_kernel+0x2d/0x2d
[  788.091506]  ? find_held_lock+0x36/0x1c0
[  788.095571]  ? lock_acquire+0x1ed/0x520
[  788.099559]  ? bpf_test_run+0x3cb/0x780
[  788.103534]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  788.109069]  ? check_preemption_disabled+0x48/0x280
[  788.114095]  ? kasan_check_read+0x11/0x20
[  788.118242]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  788.123510]  ? rcu_softirq_qs+0x20/0x20
[  788.127475]  ? preempt_schedule+0x4d/0x60
[  788.131619]  ? ___preempt_schedule+0x16/0x18
[  788.136059]  ? bpf_test_run+0x25d/0x780
[  788.140058]  ? netlink_diag_dump+0x2a0/0x2a0
[  788.144467]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  788.150003]  ? bpf_test_init.isra.10+0x70/0x100
[  788.155206]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  788.159970]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  788.164815]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  788.170354]  ? fput+0x130/0x1a0
[  788.173645]  ? __bpf_prog_get+0x9b/0x290
[  788.177706]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  788.182542]  ? bpf_prog_test_run+0x130/0x1a0
[  788.186982]  ? __x64_sys_bpf+0x3db/0x520
[  788.191038]  ? bpf_prog_get+0x20/0x20
[  788.194859]  ? do_syscall_64+0x1b9/0x820
[  788.198916]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  788.204282]  ? syscall_return_slowpath+0x5e0/0x5e0
[  788.209219]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  788.214063]  ? trace_hardirqs_on_caller+0x310/0x310
[  788.219077]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  788.224087]  ? prepare_exit_to_usermode+0x291/0x3b0
[  788.229104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  788.233947]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  788.239322] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  788.239326] warn_alloc_show_mem: 1 callbacks suppressed
[  788.239333] Mem-Info:
[  788.246341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  788.251704] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  788.251704]  active_file:32 inactive_file:0 isolated_file:0
[  788.251704]  unevictable:0 dirty:0 writeback:0 unstable:0
[  788.251704]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  788.251704]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  788.251704]  free:13730 free_pcp:227 free_cma:0
[  788.254449] Call Trace:
[  788.263840] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  788.296766]  <IRQ>
[  788.299329] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  788.327198]  dump_stack+0x244/0x39d
[  788.329315] lowmem_reserve[]: 0 2818 6321 6321
[  788.355608]  ? dump_stack_print_info.cold.1+0x20/0x20
[  788.359200] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  788.363790]  warn_alloc.cold.116+0xb7/0x1bd
[  788.368940] lowmem_reserve[]: 0 0 3503 3503
[  788.396428]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  788.400718] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  788.405033]  ? lock_downgrade+0x900/0x900
[  788.409836] lowmem_reserve[]: 0 0 0 0
[  788.438889]  ? trace_hardirqs_off+0xb8/0x310
[  788.443004] 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
[  788.446793]  ? trace_hardirqs_off+0xb8/0x310
[  788.451168] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  788.464993]  __alloc_pages_slowpath+0x26e8/0x2e10
[  788.469368] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  788.484115]  ? warn_alloc+0x120/0x120
[  788.488913] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  788.503021]  ? print_usage_bug+0xc0/0xc0
[  788.506796] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  788.515607]  ? warn_alloc+0x120/0x120
[  788.519639] 6658 total pagecache pages
[  788.528213]  ? warn_alloc+0x120/0x120
[  788.531987] 0 pages in swap cache
[  788.535869]  ? print_usage_bug+0xc0/0xc0
[  788.539644] Swap cache stats: add 0, delete 0, find 0/0
[  788.543090]  ? kvm_clock_read+0x18/0x30
[  788.547122] Free swap  = 0kB
[  788.552487]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  788.557352] Total swap = 0kB
[  788.557360] 1965979 pages RAM
[  788.560371]  ? print_usage_bug+0xc0/0xc0
[  788.565355] 0 pages HighMem/MovableOnly
[  788.568382]  ? __lock_acquire+0x62f/0x4c20
[  788.571456] 342853 pages reserved
[  788.575503]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  788.579445] 0 pages cma reserved
[  788.583685]  ? should_fail+0x22d/0xd01
[  788.599868]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  788.605152]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  788.608363] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  788.610271]  ? __lock_acquire+0x62f/0x4c20
[  788.620743] syz-executor0 cpuset=syz0 mems_allowed=0
[  788.624989]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  788.635167]  ? __lock_acquire+0x62f/0x4c20
[  788.639396]  ? should_fail+0x22d/0xd01
[  788.643274]  ? rcu_irq_exit+0x1a2/0x390
[  788.647254]  ? mark_held_locks+0x130/0x130
[  788.651487]  ? mark_held_locks+0x130/0x130
[  788.655988]  ? mark_held_locks+0xc7/0x130
[  788.660512]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  788.665528]  ? zap_class+0x640/0x640
[  788.669235]  ? print_usage_bug+0xc0/0xc0
[  788.673293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  788.678822]  ? check_preemption_disabled+0x48/0x280
[  788.683855]  ? __lock_is_held+0xb5/0x140
[  788.687935]  __alloc_pages_nodemask+0xa80/0xde0
[  788.692597]  ? zap_class+0x640/0x640
[  788.696318]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  788.701346]  ? find_held_lock+0x36/0x1c0
[  788.705410]  ? ____cache_alloc_node+0x1c7/0x1e0
[  788.710076]  ? lock_downgrade+0x900/0x900
[  788.714224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  788.719787]  cache_grow_begin+0xa5/0x8c0
[  788.723839]  ? do_raw_spin_unlock+0xa7/0x330
[  788.728249]  fallback_alloc+0x204/0x2e0
[  788.732223]  ____cache_alloc_node+0x1c7/0x1e0
[  788.736714]  kmem_cache_alloc_node+0xe3/0x730
[  788.741202]  ? ipv6_get_ifaddr+0x42e/0x620
[  788.745443]  __alloc_skb+0x119/0x770
[  788.749151]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  788.754423]  ? netdev_alloc_frag+0x1f0/0x1f0
[  788.759036]  ? lock_downgrade+0x900/0x900
[  788.763182]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  788.768730]  ? refcount_sub_and_test_checked+0x203/0x310
[  788.774176]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  788.779642]  ? addrconf_rs_timer+0x690/0x690
[  788.784058]  ndisc_alloc_skb+0x144/0x340
[  788.788125]  ndisc_send_rs+0x331/0x6e0
[  788.792766]  addrconf_rs_timer+0x314/0x690
[  788.797011]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  788.801338]  call_timer_fn+0x272/0x920
[  788.805217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  788.809459]  ? process_timeout+0x40/0x40
[  788.813522]  ? mark_held_locks+0xc7/0x130
[  788.817668]  ? _raw_spin_unlock_irq+0x27/0x80
[  788.822158]  ? _raw_spin_unlock_irq+0x27/0x80
[  788.826649]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  788.830879]  ? lockdep_hardirqs_on+0x296/0x5b0
[  788.835454]  ? trace_hardirqs_on+0xbd/0x310
[  788.839772]  ? kasan_check_read+0x11/0x20
[  788.843934]  ? __run_timers+0x7da/0xc70
[  788.847900]  ? trace_hardirqs_off_caller+0x310/0x310
[  788.852998]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  788.857471]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  788.861697]  __run_timers+0x7e5/0xc70
[  788.865511]  ? timer_fixup_init+0x70/0x70
[  788.869662]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  788.874676]  ? zap_class+0x640/0x640
[  788.878396]  ? print_usage_bug+0xc0/0xc0
[  788.882465]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  788.887659]  ? find_held_lock+0x36/0x1c0
[  788.891725]  ? zap_class+0x640/0x640
[  788.895438]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  788.900972]  ? check_preemption_disabled+0x48/0x280
[  788.905989]  ? __lock_is_held+0xb5/0x140
[  788.910044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  788.915574]  ? check_preemption_disabled+0x48/0x280
[  788.920591]  run_timer_softirq+0x52/0xb0
[  788.924670]  ? rcu_read_lock_sched_held+0x14f/0x180
[  788.929708]  __do_softirq+0x308/0xb7e
[  788.933506]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  788.937992]  ? lock_downgrade+0x900/0x900
[  788.942137]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  788.947240]  ? pvclock_read_flags+0x160/0x160
[  788.951732]  ? lapic_next_event+0x5a/0x90
[  788.956116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  788.961662]  ? kvm_clock_read+0x18/0x30
[  788.965640]  ? kvm_sched_clock_read+0x9/0x20
[  788.970045]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  788.975584]  ? check_preemption_disabled+0x48/0x280
[  788.980606]  irq_exit+0x17f/0x1c0
[  788.984067]  smp_apic_timer_interrupt+0x1cb/0x760
[  788.988955]  ? smp_reschedule_interrupt+0x109/0x650
[  788.993981]  ? smp_call_function_single_interrupt+0x650/0x650
[  788.999948]  ? interrupt_entry+0xb5/0xc0
[  789.004007]  ? trace_hardirqs_off_caller+0xbb/0x310
[  789.009015]  ? trace_hardirqs_off_caller+0xbb/0x310
[  789.014026]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  789.018864]  ? trace_hardirqs_on_caller+0x310/0x310
[  789.023874]  ? trace_hardirqs_on_caller+0x310/0x310
[  789.028886]  ? task_prio+0x50/0x50
[  789.032427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  789.037961]  ? check_preemption_disabled+0x48/0x280
[  789.042973]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  789.047825]  apic_timer_interrupt+0xf/0x20
[  789.052045]  </IRQ>
[  789.054277] RIP: 0010:console_unlock+0x102f/0x1190
[  789.059458] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  789.078353] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  789.086132] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  789.093389] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  789.100643] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  789.107904] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  789.115170] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  789.122445]  ? netconsole_netdev_event+0x280/0x280
[  789.127375]  ? console_unlock+0x1026/0x1190
[  789.131708]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  789.136365]  ? vprintk_emit+0x846/0x990
[  789.140339]  ? lock_release+0xa00/0xa00
[  789.144309]  ? trace_hardirqs_on+0x70/0x310
[  789.148713]  ? vprintk_default+0x28/0x30
[  789.152779]  ? trace_hardirqs_off_caller+0x310/0x310
[  789.158168]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  789.163716]  vprintk_emit+0x391/0x990
[  789.167517]  ? wake_up_klogd+0x180/0x180
[  789.171579]  ? find_held_lock+0x11/0x1c0
[  789.175657]  ? mark_held_locks+0xc7/0x130
[  789.179800]  ? _raw_spin_unlock_irq+0x27/0x80
[  789.184371]  ? _raw_spin_unlock_irq+0x27/0x80
[  789.188866]  vprintk_default+0x28/0x30
[  789.192843]  vprintk_func+0x7e/0x181
[  789.196552]  printk+0xa7/0xcf
[  789.199650]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  789.204413]  ? _raw_spin_unlock_irq+0x60/0x80
[  789.208913]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  789.214192]  dump_header+0x7cc/0xf72
[  789.217907]  ? pagefault_out_of_memory+0x197/0x197
[  789.222839]  ? __lock_acquire+0x62f/0x4c20
[  789.227084]  ? print_usage_bug+0xc0/0xc0
[  789.231145]  ? zap_class+0x640/0x640
[  789.234853]  ? zap_class+0x640/0x640
[  789.238563]  ? print_usage_bug+0xc0/0xc0
[  789.242647]  ? print_usage_bug+0xc0/0xc0
[  789.246726]  ? find_held_lock+0x36/0x1c0
[  789.250800]  ? mark_held_locks+0xc7/0x130
[  789.255139]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  789.260236]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  789.265340]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  789.269918]  ? trace_hardirqs_on+0xbd/0x310
[  789.274231]  ? kasan_check_read+0x11/0x20
[  789.278470]  ? ___ratelimit+0x3b4/0x672
[  789.282442]  ? trace_hardirqs_off_caller+0x310/0x310
[  789.287534]  ? trace_hardirqs_on+0x310/0x310
[  789.291933]  ? lock_downgrade+0x900/0x900
[  789.296077]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  789.301173]  ? ___ratelimit+0x3b9/0x672
[  789.305137]  ? idr_get_free+0xf70/0xf70
[  789.309097]  ? kasan_check_read+0x11/0x20
[  789.313232]  ? do_raw_spin_unlock+0xa7/0x330
[  789.317651]  oom_kill_process.cold.27+0x10/0x903
[  789.322397]  ? zap_class+0x640/0x640
[  789.326110]  ? _raw_spin_unlock+0x2c/0x50
[  789.330243]  ? oom_badness+0xe6/0xaa0
[  789.334038]  ? oom_evaluate_task+0x540/0x540
[  789.338437]  ? find_held_lock+0x36/0x1c0
[  789.342496]  ? out_of_memory+0x974/0x1430
[  789.346641]  ? lock_downgrade+0x900/0x900
[  789.350781]  ? check_preemption_disabled+0x48/0x280
[  789.356085]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  789.361001]  ? kasan_check_read+0x11/0x20
[  789.365142]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  789.370421]  ? rcu_softirq_qs+0x20/0x20
[  789.374385]  ? kasan_check_write+0x14/0x20
[  789.378619]  ? oom_evaluate_task+0x302/0x540
[  789.383021]  out_of_memory+0xa84/0x1430
[  789.386991]  ? oom_killer_disable+0x3a0/0x3a0
[  789.391474]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  789.396398]  ? __ww_mutex_check_waiters+0x160/0x160
[  789.401416]  __alloc_pages_slowpath+0x2354/0x2e10
[  789.406276]  ? warn_alloc+0x120/0x120
[  789.410069]  ? mark_held_locks+0x130/0x130
[  789.414307]  ? find_get_entry+0xaae/0x1120
[  789.418569]  ? filemap_map_pages+0x1a20/0x1a20
[  789.423178]  ? zap_class+0x640/0x640
[  789.426899]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  789.432429]  ? check_preemption_disabled+0x48/0x280
[  789.437438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  789.442964]  ? should_fail+0x22d/0xd01
[  789.446847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  789.451947]  ? zap_class+0x640/0x640
[  789.455895]  ? __lock_is_held+0xb5/0x140
[  789.459961]  ? mark_held_locks+0x130/0x130
[  789.464191]  ? lock_release+0xa00/0xa00
[  789.468156]  ? perf_trace_sched_process_exec+0x860/0x860
[  789.473608]  ? xa_load+0x2ba/0x460
[  789.477146]  ? lock_downgrade+0x900/0x900
[  789.481289]  ? __might_sleep+0x95/0x190
[  789.485262]  __alloc_pages_nodemask+0xa80/0xde0
[  789.489932]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  789.494942]  ? __page_cache_alloc+0x191/0x5c0
[  789.499430]  ? xa_load+0x2e1/0x460
[  789.502967]  ? xa_clear_mark+0x40/0x40
[  789.506851]  ? zap_class+0x640/0x640
[  789.510582]  ? zap_class+0x640/0x640
[  789.514305]  ? zap_class+0x640/0x640
[  789.518016]  ? __do_page_cache_readahead+0x663/0x810
[  789.523119]  ? find_held_lock+0x36/0x1c0
[  789.527180]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  789.532716]  alloc_pages_current+0x173/0x350
[  789.537124]  __page_cache_alloc+0x38c/0x5c0
[  789.541529]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  789.546455]  ? kasan_check_read+0x11/0x20
[  789.550612]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  789.556165]  ? generic_perform_write+0x6a0/0x6a0
[  789.560916]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  789.566467]  ? check_preemption_disabled+0x48/0x280
[  789.571487]  filemap_fault+0x1595/0x25f0
[  789.575556]  ? __lock_page_or_retry+0xa00/0xa00
[  789.580221]  ? mark_held_locks+0x130/0x130
[  789.584457]  ? filemap_map_pages+0xd6b/0x1a20
[  789.588945]  ? lock_downgrade+0x900/0x900
[  789.593087]  ? check_preemption_disabled+0x48/0x280
[  789.598102]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  789.603024]  ? kasan_check_read+0x11/0x20
[  789.607158]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  789.612422]  ? rcu_softirq_qs+0x20/0x20
[  789.616399]  ? filemap_map_pages+0xd92/0x1a20
[  789.620895]  ? find_get_entries_tag+0x1400/0x1400
[  789.625727]  ? futex_wake+0x760/0x760
[  789.629532]  ? lock_acquire+0x1ed/0x520
[  789.633500]  ? ext4_filemap_fault+0x7a/0xad
[  789.637824]  ? lock_release+0xa00/0xa00
[  789.641786]  ? perf_trace_sched_process_exec+0x860/0x860
[  789.647228]  ? print_usage_bug+0xc0/0xc0
[  789.651285]  ? print_usage_bug+0xc0/0xc0
[  789.655642]  ? down_read+0x8d/0x120
[  789.659763]  ? ext4_filemap_fault+0x7a/0xad
[  789.664082]  ? __down_interruptible+0x700/0x700
[  789.668757]  ext4_filemap_fault+0x82/0xad
[  789.672903]  __do_fault+0x100/0x6b0
[  789.676529]  ? pmd_devmap_trans_unstable+0x220/0x220
[  789.681631]  ? mark_held_locks+0x130/0x130
[  789.685863]  ? mark_held_locks+0x130/0x130
[  789.690093]  ? __might_fault+0x12b/0x1e0
[  789.694151]  ? lock_downgrade+0x900/0x900
[  789.698295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  789.703832]  __handle_mm_fault+0x3ea0/0x5be0
[  789.708246]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  789.713090]  ? kasan_check_read+0x11/0x20
[  789.717231]  ? _copy_to_user+0xc8/0x110
[  789.721200]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  789.726736]  ? zap_class+0x640/0x640
[  789.730441]  ? zap_class+0x640/0x640
[  789.734152]  ? find_held_lock+0x36/0x1c0
[  789.738217]  ? handle_mm_fault+0x42a/0xc70
[  789.742450]  ? lock_downgrade+0x900/0x900
[  789.746604]  ? check_preemption_disabled+0x48/0x280
[  789.751624]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  789.756804]  ? kasan_check_read+0x11/0x20
[  789.760952]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  789.766224]  ? rcu_softirq_qs+0x20/0x20
[  789.770196]  ? trace_hardirqs_off_caller+0x310/0x310
[  789.775299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  789.780830]  ? check_preemption_disabled+0x48/0x280
[  789.785848]  handle_mm_fault+0x54f/0xc70
[  789.789915]  ? __handle_mm_fault+0x5be0/0x5be0
[  789.794496]  ? find_vma+0x34/0x190
[  789.798034]  __do_page_fault+0x5e8/0xe60
[  789.802103]  ? trace_hardirqs_off+0xb8/0x310
[  789.806514]  do_page_fault+0xf2/0x7e0
[  789.810350]  ? vmalloc_sync_all+0x30/0x30
[  789.814495]  ? error_entry+0x70/0xd0
[  789.818203]  ? trace_hardirqs_off_caller+0xbb/0x310
[  789.823210]  ? trace_hardirqs_on_caller+0xc0/0x310
[  789.828289]  ? syscall_return_slowpath+0x5e0/0x5e0
[  789.833211]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  789.838054]  ? trace_hardirqs_on_caller+0x310/0x310
[  789.843076]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  789.848542]  ? prepare_exit_to_usermode+0x291/0x3b0
[  789.853565]  ? page_fault+0x8/0x30
[  789.857464]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  789.862302]  ? page_fault+0x8/0x30
[  789.865833]  page_fault+0x1e/0x30
[  789.869284] RIP: 0033:0x407e06
[  789.872500] Code: Bad RIP value.
[  789.875855] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  789.881208] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  789.888469] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  789.895729] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  789.903001] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  789.910265] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  789.917551] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  789.917624] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  789.924834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  789.924840] Call Trace:
[  789.924861]  dump_stack+0x244/0x39d
[  789.924883]  ? dump_stack_print_info.cold.1+0x20/0x20
[  789.931555] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  789.940705]  warn_alloc.cold.116+0xb7/0x1bd
[  789.943252] syz-fuzzer cpuset=/ mems_allowed=0
[  789.946865]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  789.976413]  ? lock_downgrade+0x900/0x900
[  789.980565]  ? trace_hardirqs_off+0xb8/0x310
[  789.985097]  ? trace_hardirqs_off+0xb8/0x310
[  789.989517]  __alloc_pages_slowpath+0x26e8/0x2e10
[  789.994387]  ? warn_alloc+0x120/0x120
[  789.998185]  ? zap_class+0x640/0x640
[  790.001899]  ? warn_alloc+0x120/0x120
[  790.005724]  ? warn_alloc+0x120/0x120
[  790.009523]  ? print_usage_bug+0xc0/0xc0
[  790.013583]  ? find_held_lock+0x36/0x1c0
[  790.017642]  ? print_usage_bug+0xc0/0xc0
[  790.021707]  ? cpuacct_charge+0x265/0x440
[  790.025864]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  790.031398]  ? should_fail+0x22d/0xd01
[  790.035281]  ? find_held_lock+0x36/0x1c0
[  790.039340]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  790.044530]  ? __lock_acquire+0x62f/0x4c20
[  790.048796]  ? should_fail+0x22d/0xd01
[  790.052690]  ? mark_held_locks+0x130/0x130
[  790.057422]  ? mark_held_locks+0x130/0x130
[  790.061655]  ? __lock_acquire+0x62f/0x4c20
[  790.065887]  ? zap_class+0x640/0x640
[  790.069618]  ? __lock_is_held+0xb5/0x140
[  790.073689]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  790.079222]  ? check_preemption_disabled+0x48/0x280
[  790.084257]  ? __lock_is_held+0xb5/0x140
[  790.088319]  __alloc_pages_nodemask+0xa80/0xde0
[  790.092990]  ? zap_class+0x640/0x640
[  790.096719]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  790.101744]  ? find_held_lock+0x36/0x1c0
[  790.105806]  ? ____cache_alloc_node+0x1c7/0x1e0
[  790.110471]  ? lock_downgrade+0x900/0x900
[  790.114624]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  790.120166]  cache_grow_begin+0xa5/0x8c0
[  790.124224]  ? do_raw_spin_unlock+0xa7/0x330
[  790.128639]  fallback_alloc+0x204/0x2e0
[  790.132615]  ____cache_alloc_node+0x1c7/0x1e0
[  790.137113]  kmem_cache_alloc+0x1f8/0x730
[  790.141321]  skb_clone+0x1bb/0x500
[  790.144862]  ? finish_task_switch+0x1b4/0x910
[  790.149350]  ? skb_split+0x11e0/0x11e0
[  790.153236]  ? preempt_notifier_register+0x200/0x200
[  790.158784]  ? __switch_to_asm+0x34/0x70
[  790.162841]  ? __switch_to_asm+0x34/0x70
[  790.166896]  ? __switch_to_asm+0x40/0x70
[  790.170957]  ? __switch_to_asm+0x34/0x70
[  790.175011]  ? __switch_to_asm+0x40/0x70
[  790.179065]  ? __switch_to_asm+0x34/0x70
[  790.183123]  ? __switch_to_asm+0x40/0x70
[  790.187196]  ? __switch_to_asm+0x34/0x70
[  790.191350]  ? __switch_to_asm+0x34/0x70
[  790.195402]  ? __switch_to_asm+0x40/0x70
[  790.199459]  ? __switch_to_asm+0x34/0x70
[  790.203529]  bpf_clone_redirect+0xb9/0x490
[  790.207765]  ? __schedule+0x8d7/0x21d0
[  790.211666]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  790.216683]  ? __sched_text_start+0x8/0x8
[  790.220823]  ? retint_kernel+0x2d/0x2d
[  790.224719]  ? find_held_lock+0x36/0x1c0
[  790.228800]  ? lock_acquire+0x1ed/0x520
[  790.232770]  ? bpf_test_run+0x3cb/0x780
[  790.236744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  790.242284]  ? check_preemption_disabled+0x48/0x280
[  790.247310]  ? kasan_check_read+0x11/0x20
[  790.251452]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  790.257127]  ? rcu_softirq_qs+0x20/0x20
[  790.261110]  ? preempt_schedule+0x4d/0x60
[  790.265274]  ? ___preempt_schedule+0x16/0x18
[  790.269688]  ? bpf_test_run+0x25d/0x780
[  790.273668]  ? netlink_diag_dump+0x2a0/0x2a0
[  790.278073]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  790.283613]  ? bpf_test_init.isra.10+0x70/0x100
[  790.288287]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  790.293048]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  790.297921]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  790.303475]  ? fput+0x130/0x1a0
[  790.306748]  ? __bpf_prog_get+0x9b/0x290
[  790.310806]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  790.315644]  ? bpf_prog_test_run+0x130/0x1a0
[  790.320048]  ? __x64_sys_bpf+0x3db/0x520
[  790.324104]  ? bpf_prog_get+0x20/0x20
[  790.327923]  ? do_syscall_64+0x1b9/0x820
[  790.331993]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  790.337352]  ? syscall_return_slowpath+0x5e0/0x5e0
[  790.342286]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  790.347214]  ? trace_hardirqs_on_caller+0x310/0x310
[  790.352226]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  790.357579]  ? prepare_exit_to_usermode+0x291/0x3b0
[  790.362761]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  790.367695]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  790.373075] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  790.373085] warn_alloc_show_mem: 1 callbacks suppressed
[  790.373103] Mem-Info:
[  790.380105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  790.385469] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  790.385469]  active_file:32 inactive_file:0 isolated_file:0
[  790.385469]  unevictable:0 dirty:0 writeback:0 unstable:0
[  790.385469]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  790.385469]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  790.385469]  free:13730 free_pcp:227 free_cma:0
[  790.387832] Call Trace:
[  790.397226] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  790.430160]  <IRQ>
[  790.432741] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  790.460842]  dump_stack+0x244/0x39d
[  790.462967] lowmem_reserve[]: 0 2818 6321 6321
[  790.489069]  ? dump_stack_print_info.cold.1+0x20/0x20
[  790.492675] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  790.497258]  warn_alloc.cold.116+0xb7/0x1bd
[  790.502422] lowmem_reserve[]: 0 0 3503 3503
[  790.530009]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  790.534299] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  790.538618]  ? lock_downgrade+0x900/0x900
[  790.543425] lowmem_reserve[]: 0 0 0 0
[  790.572692]  ? trace_hardirqs_off+0xb8/0x310
[  790.576812] 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
[  790.580604]  ? trace_hardirqs_off+0xb8/0x310
[  790.584982] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  790.598598]  __alloc_pages_slowpath+0x26e8/0x2e10
[  790.602968] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  790.617743]  ? warn_alloc+0x120/0x120
[  790.622651] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  790.636766]  ? warn_alloc+0x120/0x120
[  790.640543] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  790.649364]  ? warn_alloc+0x120/0x120
[  790.653153] 6658 total pagecache pages
[  790.662447]  ? print_usage_bug+0xc0/0xc0
[  790.666226] 0 pages in swap cache
[  790.670095]  ? print_usage_bug+0xc0/0xc0
[  790.674126] Swap cache stats: add 0, delete 0, find 0/0
[  790.677575]  ? lock_downgrade+0x900/0x900
[  790.681604] Free swap  = 0kB
[  790.686957]  ? check_preemption_disabled+0x48/0x280
[  790.691073] Total swap = 0kB
[  790.694077]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  790.699071] 1965979 pages RAM
[  790.702073]  ? should_fail+0x22d/0xd01
[  790.707581] 0 pages HighMem/MovableOnly
[  790.710674]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  790.714616] 342853 pages reserved
[  790.718584]  ? __lock_acquire+0x62f/0x4c20
[  790.723655] 0 pages cma reserved
[  790.727106]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  790.739878]  ? should_fail+0x22d/0xd01
[  790.743769]  ? fib_rules_lookup+0x54c/0xcc0
[  790.748107]  ? mark_held_locks+0x130/0x130
[  790.752344]  ? mark_held_locks+0x130/0x130
[  790.753533] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  790.756792]  ? rcu_softirq_qs+0x20/0x20
[  790.756809]  ? zap_class+0x640/0x640
[  790.767104] kworker/1:0 cpuset=/ mems_allowed=0
[  790.771064]  ? zap_class+0x640/0x640
[  790.783111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  790.788662]  ? check_preemption_disabled+0x48/0x280
[  790.793679]  ? __lock_is_held+0xb5/0x140
[  790.797740]  __alloc_pages_nodemask+0xa80/0xde0
[  790.802406]  ? zap_class+0x640/0x640
[  790.806121]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  790.811145]  ? find_held_lock+0x36/0x1c0
[  790.815209]  ? ____cache_alloc_node+0x1c7/0x1e0
[  790.819877]  ? lock_downgrade+0x900/0x900
[  790.824027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  790.829572]  cache_grow_begin+0xa5/0x8c0
[  790.833623]  ? do_raw_spin_unlock+0xa7/0x330
[  790.838032]  fallback_alloc+0x204/0x2e0
[  790.842008]  ____cache_alloc_node+0x1c7/0x1e0
[  790.846500]  kmem_cache_alloc_node+0xe3/0x730
[  790.851004]  __alloc_skb+0x119/0x770
[  790.854716]  ? netdev_alloc_frag+0x1f0/0x1f0
[  790.859336]  ? fib_multipath_hash+0x1090/0x1090
[  790.864007]  ? zap_class+0x640/0x640
[  790.867732]  ? get_stack_info+0x37/0x142
[  790.871793]  ? get_stack_info+0x37/0x142
[  790.875864]  alloc_skb_with_frags+0x133/0x7d0
[  790.880344]  ? find_held_lock+0x36/0x1c0
[  790.884402]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  790.889169]  ? lock_downgrade+0x900/0x900
[  790.893405]  ? check_preemption_disabled+0x48/0x280
[  790.898419]  sock_alloc_send_pskb+0x87a/0xaf0
[  790.902912]  ? rcu_softirq_qs+0x20/0x20
[  790.906882]  ? unwind_dump+0x190/0x190
[  790.910774]  ? sock_wmalloc+0x1f0/0x1f0
[  790.914745]  ? kernel_text_address+0x79/0xf0
[  790.919148]  ? __kernel_text_address+0xd/0x40
[  790.923637]  ? unwind_get_return_address+0x61/0xa0
[  790.928575]  ? __save_stack_trace+0x8d/0xf0
[  790.932906]  ? save_stack+0xa9/0xd0
[  790.936527]  ? save_stack+0x43/0xd0
[  790.940155]  ? kasan_kmalloc+0xc7/0xe0
[  790.944036]  ? kmem_cache_alloc_trace+0x152/0x750
[  790.948890]  ? ip_setup_cork+0x6b9/0x8a0
[  790.952944]  ? ip_append_data.part.49+0x13c/0x170
[  790.958020]  ? ip_append_data+0x6d/0x90
[  790.961994]  sock_alloc_send_skb+0x32/0x40
[  790.966240]  __ip_append_data.isra.48+0x15b8/0x29b0
[  790.971254]  ? out_of_memory+0xa84/0x1430
[  790.975416]  ? icmp_push_reply+0x540/0x540
[  790.979663]  ? __do_fault+0x100/0x6b0
[  790.983462]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  790.989001]  ? ip_generic_getfrag+0x2e0/0x2e0
[  790.993491]  ? __lock_is_held+0xb5/0x140
[  790.997652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  791.003179]  ? ipv4_mtu+0x39f/0x590
[  791.006833]  ? rt_acct_proc_show+0x370/0x370
[  791.011236]  ? ip_setup_cork+0x6b9/0x8a0
[  791.015290]  ? rcu_read_lock_sched_held+0x14f/0x180
[  791.020305]  ? kmem_cache_alloc_trace+0x353/0x750
[  791.025147]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  791.030683]  ip_append_data.part.49+0xef/0x170
[  791.035266]  ? icmp_push_reply+0x540/0x540
[  791.039513]  ip_append_data+0x6d/0x90
[  791.043317]  ? icmp_push_reply+0x540/0x540
[  791.047552]  icmp_push_reply+0x18e/0x540
[  791.051615]  icmp_send+0x1544/0x1bd0
[  791.055332]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  791.061252]  ? zap_class+0x640/0x640
[  791.064960]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  791.070344]  ? lock_downgrade+0x900/0x900
[  791.074492]  ? lock_acquire+0x1ed/0x520
[  791.078455]  ? neigh_timer_handler+0xa0/0xdf0
[  791.082943]  ? do_raw_spin_unlock+0xa7/0x330
[  791.087344]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  791.091750]  ipv4_link_failure+0x2c/0x220
[  791.095893]  ? ipv4_link_failure+0x2c/0x220
[  791.100209]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  791.104629]  arp_error_report+0xd1/0x1c0
[  791.108705]  neigh_invalidate+0x246/0x550
[  791.112853]  neigh_timer_handler+0xb07/0xdf0
[  791.117278]  ? neigh_periodic_work+0xc60/0xc60
[  791.121860]  ? __lock_is_held+0xb5/0x140
[  791.125927]  call_timer_fn+0x272/0x920
[  791.129809]  ? neigh_periodic_work+0xc60/0xc60
[  791.134384]  ? process_timeout+0x40/0x40
[  791.138448]  ? mark_held_locks+0xc7/0x130
[  791.142592]  ? _raw_spin_unlock_irq+0x27/0x80
[  791.147083]  ? _raw_spin_unlock_irq+0x27/0x80
[  791.151570]  ? neigh_periodic_work+0xc60/0xc60
[  791.156429]  ? lockdep_hardirqs_on+0x296/0x5b0
[  791.161009]  ? trace_hardirqs_on+0xbd/0x310
[  791.165322]  ? kasan_check_read+0x11/0x20
[  791.169465]  ? __run_timers+0x7da/0xc70
[  791.173436]  ? trace_hardirqs_off_caller+0x310/0x310
[  791.178560]  ? neigh_periodic_work+0xc60/0xc60
[  791.183143]  __run_timers+0x7e5/0xc70
[  791.186967]  ? timer_fixup_init+0x70/0x70
[  791.191111]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  791.196124]  ? zap_class+0x640/0x640
[  791.199941]  ? print_usage_bug+0xc0/0xc0
[  791.204011]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  791.209199]  ? find_held_lock+0x36/0x1c0
[  791.213256]  ? zap_class+0x640/0x640
[  791.216989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  791.222520]  ? check_preemption_disabled+0x48/0x280
[  791.227577]  ? __lock_is_held+0xb5/0x140
[  791.231642]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  791.237171]  ? check_preemption_disabled+0x48/0x280
[  791.242183]  run_timer_softirq+0x52/0xb0
[  791.246240]  ? rcu_read_lock_sched_held+0x14f/0x180
[  791.251250]  __do_softirq+0x308/0xb7e
[  791.255056]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  791.259787]  ? lock_downgrade+0x900/0x900
[  791.263933]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  791.269045]  ? pvclock_read_flags+0x160/0x160
[  791.273542]  ? lapic_next_event+0x5a/0x90
[  791.277703]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  791.283237]  ? kvm_clock_read+0x18/0x30
[  791.287203]  ? kvm_sched_clock_read+0x9/0x20
[  791.291607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  791.297141]  ? check_preemption_disabled+0x48/0x280
[  791.302250]  irq_exit+0x17f/0x1c0
[  791.305702]  smp_apic_timer_interrupt+0x1cb/0x760
[  791.310552]  ? smp_reschedule_interrupt+0x109/0x650
[  791.315568]  ? smp_call_function_single_interrupt+0x650/0x650
[  791.321443]  ? interrupt_entry+0xb5/0xc0
[  791.325498]  ? trace_hardirqs_off_caller+0xbb/0x310
[  791.330515]  ? trace_hardirqs_off_caller+0xbb/0x310
[  791.335539]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  791.340381]  ? trace_hardirqs_on_caller+0x310/0x310
[  791.345389]  ? trace_hardirqs_on_caller+0x310/0x310
[  791.350398]  ? task_prio+0x50/0x50
[  791.353931]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  791.359710]  ? check_preemption_disabled+0x48/0x280
[  791.364738]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  791.369600]  apic_timer_interrupt+0xf/0x20
[  791.373824]  </IRQ>
[  791.376057] RIP: 0010:console_unlock+0x102f/0x1190
[  791.380982] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  791.399870] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  791.407581] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  791.414843] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  791.422103] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  791.429363] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  791.436630] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  791.443900]  ? netconsole_netdev_event+0x280/0x280
[  791.448829]  ? console_unlock+0x1026/0x1190
[  791.453156]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  791.458045]  ? vprintk_emit+0x846/0x990
[  791.462017]  ? lock_release+0xa00/0xa00
[  791.465987]  ? trace_hardirqs_on+0x70/0x310
[  791.470304]  ? vprintk_default+0x28/0x30
[  791.474365]  ? trace_hardirqs_off_caller+0x310/0x310
[  791.479467]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  791.485025]  vprintk_emit+0x391/0x990
[  791.488822]  ? wake_up_klogd+0x180/0x180
[  791.492894]  ? find_held_lock+0x11/0x1c0
[  791.496953]  ? mark_held_locks+0xc7/0x130
[  791.501102]  ? _raw_spin_unlock_irq+0x27/0x80
[  791.505589]  ? _raw_spin_unlock_irq+0x27/0x80
[  791.510080]  vprintk_default+0x28/0x30
[  791.513958]  vprintk_func+0x7e/0x181
[  791.517673]  printk+0xa7/0xcf
[  791.520774]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  791.525554]  ? _raw_spin_unlock_irq+0x60/0x80
[  791.530057]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  791.535333]  dump_header+0x7cc/0xf72
[  791.539048]  ? pagefault_out_of_memory+0x197/0x197
[  791.543979]  ? __lock_acquire+0x62f/0x4c20
[  791.548209]  ? print_usage_bug+0xc0/0xc0
[  791.552273]  ? zap_class+0x640/0x640
[  791.556217]  ? zap_class+0x640/0x640
[  791.559946]  ? print_usage_bug+0xc0/0xc0
[  791.564021]  ? print_usage_bug+0xc0/0xc0
[  791.568090]  ? find_held_lock+0x36/0x1c0
[  791.572149]  ? mark_held_locks+0xc7/0x130
[  791.576300]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  791.581392]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  791.586488]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  791.591069]  ? trace_hardirqs_on+0xbd/0x310
[  791.595386]  ? kasan_check_read+0x11/0x20
[  791.599541]  ? ___ratelimit+0x3b4/0x672
[  791.603509]  ? trace_hardirqs_off_caller+0x310/0x310
[  791.608618]  ? trace_hardirqs_on+0x310/0x310
[  791.613021]  ? lock_downgrade+0x900/0x900
[  791.617169]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  791.622271]  ? ___ratelimit+0x3b9/0x672
[  791.626241]  ? idr_get_free+0xf70/0xf70
[  791.630206]  ? kasan_check_read+0x11/0x20
[  791.634342]  ? do_raw_spin_unlock+0xa7/0x330
[  791.638745]  oom_kill_process.cold.27+0x10/0x903
[  791.643487]  ? zap_class+0x640/0x640
[  791.647190]  ? _raw_spin_unlock+0x2c/0x50
[  791.651327]  ? oom_badness+0xe6/0xaa0
[  791.655124]  ? oom_evaluate_task+0x540/0x540
[  791.659802]  ? find_held_lock+0x36/0x1c0
[  791.663869]  ? out_of_memory+0x974/0x1430
[  791.668015]  ? lock_downgrade+0x900/0x900
[  791.672160]  ? check_preemption_disabled+0x48/0x280
[  791.677178]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  791.682104]  ? kasan_check_read+0x11/0x20
[  791.686246]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  791.691524]  ? rcu_softirq_qs+0x20/0x20
[  791.695593]  ? kasan_check_write+0x14/0x20
[  791.699819]  ? oom_evaluate_task+0x302/0x540
[  791.704224]  out_of_memory+0xa84/0x1430
[  791.708205]  ? oom_killer_disable+0x3a0/0x3a0
[  791.712699]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  791.717626]  ? __ww_mutex_check_waiters+0x160/0x160
[  791.722647]  __alloc_pages_slowpath+0x2354/0x2e10
[  791.727510]  ? warn_alloc+0x120/0x120
[  791.731405]  ? mark_held_locks+0x130/0x130
[  791.735640]  ? find_get_entry+0xaae/0x1120
[  791.739878]  ? filemap_map_pages+0x1a20/0x1a20
[  791.744462]  ? zap_class+0x640/0x640
[  791.748184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  791.753716]  ? check_preemption_disabled+0x48/0x280
[  791.759003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  791.764547]  ? should_fail+0x22d/0xd01
[  791.768432]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  791.773539]  ? zap_class+0x640/0x640
[  791.777269]  ? __lock_is_held+0xb5/0x140
[  791.781330]  ? mark_held_locks+0x130/0x130
[  791.785563]  ? lock_release+0xa00/0xa00
[  791.789542]  ? perf_trace_sched_process_exec+0x860/0x860
[  791.794987]  ? xa_load+0x2ba/0x460
[  791.798533]  ? lock_downgrade+0x900/0x900
[  791.802684]  ? __might_sleep+0x95/0x190
[  791.806655]  __alloc_pages_nodemask+0xa80/0xde0
[  791.811330]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  791.816340]  ? __page_cache_alloc+0x191/0x5c0
[  791.820838]  ? xa_load+0x2e1/0x460
[  791.824376]  ? xa_clear_mark+0x40/0x40
[  791.828474]  ? zap_class+0x640/0x640
[  791.832205]  ? zap_class+0x640/0x640
[  791.835910]  ? zap_class+0x640/0x640
[  791.839621]  ? __do_page_cache_readahead+0x663/0x810
[  791.844718]  ? find_held_lock+0x36/0x1c0
[  791.848797]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  791.854327]  alloc_pages_current+0x173/0x350
[  791.859013]  __page_cache_alloc+0x38c/0x5c0
[  791.863331]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  791.868255]  ? kasan_check_read+0x11/0x20
[  791.872396]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  791.877670]  ? generic_perform_write+0x6a0/0x6a0
[  791.882430]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  791.887963]  ? check_preemption_disabled+0x48/0x280
[  791.892983]  filemap_fault+0x1595/0x25f0
[  791.897048]  ? __lock_page_or_retry+0xa00/0xa00
[  791.901714]  ? mark_held_locks+0x130/0x130
[  791.905956]  ? filemap_map_pages+0xd6b/0x1a20
[  791.910450]  ? lock_downgrade+0x900/0x900
[  791.914596]  ? check_preemption_disabled+0x48/0x280
[  791.919621]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  791.924566]  ? kasan_check_read+0x11/0x20
[  791.928711]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  791.933986]  ? rcu_softirq_qs+0x20/0x20
[  791.937967]  ? filemap_map_pages+0xd92/0x1a20
[  791.942468]  ? find_get_entries_tag+0x1400/0x1400
[  791.947418]  ? futex_wake+0x760/0x760
[  791.951229]  ? lock_acquire+0x1ed/0x520
[  791.955208]  ? ext4_filemap_fault+0x7a/0xad
[  791.959827]  ? lock_release+0xa00/0xa00
[  791.963796]  ? perf_trace_sched_process_exec+0x860/0x860
[  791.969240]  ? print_usage_bug+0xc0/0xc0
[  791.973383]  ? print_usage_bug+0xc0/0xc0
[  791.977454]  ? down_read+0x8d/0x120
[  791.981076]  ? ext4_filemap_fault+0x7a/0xad
[  791.985393]  ? __down_interruptible+0x700/0x700
[  791.990066]  ext4_filemap_fault+0x82/0xad
[  791.994298]  __do_fault+0x100/0x6b0
[  791.997941]  ? pmd_devmap_trans_unstable+0x220/0x220
[  792.003039]  ? mark_held_locks+0x130/0x130
[  792.007268]  ? mark_held_locks+0x130/0x130
[  792.011498]  ? __might_fault+0x12b/0x1e0
[  792.015566]  ? lock_downgrade+0x900/0x900
[  792.019718]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  792.025255]  __handle_mm_fault+0x3ea0/0x5be0
[  792.029670]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  792.034517]  ? kasan_check_read+0x11/0x20
[  792.038668]  ? _copy_to_user+0xc8/0x110
[  792.042643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  792.048185]  ? zap_class+0x640/0x640
[  792.051898]  ? zap_class+0x640/0x640
[  792.055612]  ? find_held_lock+0x36/0x1c0
[  792.059988]  ? handle_mm_fault+0x42a/0xc70
[  792.064219]  ? lock_downgrade+0x900/0x900
[  792.068452]  ? check_preemption_disabled+0x48/0x280
[  792.073469]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  792.078396]  ? kasan_check_read+0x11/0x20
[  792.082546]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  792.087812]  ? rcu_softirq_qs+0x20/0x20
[  792.091792]  ? trace_hardirqs_off_caller+0x310/0x310
[  792.096883]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  792.102409]  ? check_preemption_disabled+0x48/0x280
[  792.107422]  handle_mm_fault+0x54f/0xc70
[  792.111481]  ? __handle_mm_fault+0x5be0/0x5be0
[  792.116065]  ? find_vma+0x34/0x190
[  792.119612]  __do_page_fault+0x5e8/0xe60
[  792.123676]  ? trace_hardirqs_off+0xb8/0x310
[  792.128093]  do_page_fault+0xf2/0x7e0
[  792.131889]  ? vmalloc_sync_all+0x30/0x30
[  792.136038]  ? error_entry+0x70/0xd0
[  792.139753]  ? trace_hardirqs_off_caller+0xbb/0x310
[  792.144759]  ? trace_hardirqs_on_caller+0xc0/0x310
[  792.149685]  ? syscall_return_slowpath+0x5e0/0x5e0
[  792.154604]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  792.159685]  ? trace_hardirqs_on_caller+0x310/0x310
[  792.164704]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  792.170152]  ? prepare_exit_to_usermode+0x291/0x3b0
[  792.175160]  ? page_fault+0x8/0x30
[  792.178693]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  792.183536]  ? page_fault+0x8/0x30
[  792.187070]  page_fault+0x1e/0x30
[  792.190525] RIP: 0033:0x407e06
[  792.193728] Code: Bad RIP value.
[  792.197087] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  792.202441] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  792.209708] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  792.216972] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  792.224234] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  792.231492] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  792.238787] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  792.238923] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  792.245711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  792.245728] Workqueue: events_power_efficient neigh_periodic_work
[  792.256193] syz-fuzzer cpuset=/ mems_allowed=0
[  792.265644] Call Trace:
[  792.279005]  dump_stack+0x244/0x39d
[  792.282635]  ? dump_stack_print_info.cold.1+0x20/0x20
[  792.287847]  warn_alloc.cold.116+0xb7/0x1bd
[  792.292166]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  792.297006]  ? lock_downgrade+0x900/0x900
[  792.301159]  ? trace_hardirqs_off+0xb8/0x310
[  792.305568]  ? trace_hardirqs_off+0xb8/0x310
[  792.309977]  __alloc_pages_slowpath+0x26e8/0x2e10
[  792.314851]  ? warn_alloc+0x120/0x120
[  792.318676]  ? warn_alloc+0x120/0x120
[  792.322472]  ? check_preemption_disabled+0x48/0x280
[  792.327491]  ? warn_alloc+0x120/0x120
[  792.331291]  ? zap_class+0x640/0x640
[  792.335022]  ? print_usage_bug+0xc0/0xc0
[  792.339079]  ? print_usage_bug+0xc0/0xc0
[  792.343129]  ? __lock_acquire+0x62f/0x4c20
[  792.347366]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  792.352897]  ? should_fail+0x22d/0xd01
[  792.357285]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  792.362382]  ? __lock_acquire+0x62f/0x4c20
[  792.366614]  ? __lock_acquire+0x62f/0x4c20
[  792.370840]  ? should_fail+0x22d/0xd01
[  792.374728]  ? mark_held_locks+0x130/0x130
[  792.378968]  ? mark_held_locks+0x130/0x130
[  792.383195]  ? pick_next_task_fair+0xa05/0x1b30
[  792.387855]  ? rcu_read_lock_sched_held+0x14f/0x180
[  792.393052]  ? zap_class+0x640/0x640
[  792.396757]  ? zap_class+0x640/0x640
[  792.400470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  792.406014]  ? check_preemption_disabled+0x48/0x280
[  792.411038]  ? __lock_is_held+0xb5/0x140
[  792.415105]  __alloc_pages_nodemask+0xa80/0xde0
[  792.419775]  ? zap_class+0x640/0x640
[  792.423495]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  792.428540]  ? find_held_lock+0x36/0x1c0
[  792.432609]  ? ____cache_alloc_node+0x1c7/0x1e0
[  792.437277]  ? lock_downgrade+0x900/0x900
[  792.441425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  792.447012]  cache_grow_begin+0xa5/0x8c0
[  792.451070]  ? do_raw_spin_unlock+0xa7/0x330
[  792.455478]  fallback_alloc+0x204/0x2e0
[  792.460126]  ____cache_alloc_node+0x1c7/0x1e0
[  792.464622]  kmem_cache_alloc_node+0xe3/0x730
[  792.469109]  ? zap_class+0x640/0x640
[  792.472819]  ? __sched_text_start+0x8/0x8
[  792.476969]  __alloc_skb+0x119/0x770
[  792.480672]  ? zap_class+0x640/0x640
[  792.484385]  ? netdev_alloc_frag+0x1f0/0x1f0
[  792.488794]  ? neigh_periodic_work+0x8ca/0xc60
[  792.493375]  ? lock_downgrade+0x900/0x900
[  792.497523]  ? kasan_check_read+0x11/0x20
[  792.501662]  ? do_raw_write_lock+0x14f/0x310
[  792.506071]  __neigh_notify+0x8c/0x160
[  792.509958]  neigh_cleanup_and_release+0x7b/0xe0
[  792.514710]  neigh_periodic_work+0x8d2/0xc60
[  792.519123]  ? neigh_table_clear+0x390/0x390
[  792.523531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  792.529061]  ? check_preemption_disabled+0x48/0x280
[  792.534082]  ? __lock_is_held+0xb5/0x140
[  792.538155]  process_one_work+0xc90/0x1c40
[  792.542382]  ? mark_held_locks+0x130/0x130
[  792.546619]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  792.551298]  ? __switch_to_asm+0x40/0x70
[  792.555351]  ? __switch_to_asm+0x40/0x70
[  792.559697]  ? __switch_to_asm+0x34/0x70
[  792.563751]  ? __switch_to_asm+0x40/0x70
[  792.567806]  ? __switch_to_asm+0x34/0x70
[  792.571861]  ? __switch_to_asm+0x40/0x70
[  792.575923]  ? __switch_to_asm+0x34/0x70
[  792.580099]  ? __switch_to_asm+0x40/0x70
[  792.584172]  ? __schedule+0x8d7/0x21d0
[  792.588055]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  792.592647]  ? zap_class+0x640/0x640
[  792.596357]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  792.601116]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  792.605701]  ? lock_acquire+0x1ed/0x520
[  792.609681]  ? worker_thread+0x3e0/0x1390
[  792.613828]  ? kasan_check_read+0x11/0x20
[  792.617963]  ? do_raw_spin_lock+0x14f/0x350
[  792.622278]  ? kasan_check_read+0x11/0x20
[  792.626417]  ? rwlock_bug.part.2+0x90/0x90
[  792.630644]  ? trace_hardirqs_on+0x310/0x310
[  792.635074]  worker_thread+0x17f/0x1390
[  792.639043]  ? __switch_to_asm+0x34/0x70
[  792.643110]  ? process_one_work+0x1c40/0x1c40
[  792.647635]  ? __sched_text_start+0x8/0x8
[  792.651800]  ? __kthread_parkme+0xce/0x1a0
[  792.656331]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  792.661719]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  792.666821]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  792.671401]  ? trace_hardirqs_on+0xbd/0x310
[  792.675726]  ? kasan_check_read+0x11/0x20
[  792.679873]  ? __kthread_parkme+0xce/0x1a0
[  792.684105]  ? trace_hardirqs_off_caller+0x310/0x310
[  792.689300]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  792.694397]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  792.699934]  ? __kthread_parkme+0xfb/0x1a0
[  792.704169]  ? process_one_work+0x1c40/0x1c40
[  792.708657]  kthread+0x35a/0x440
[  792.714298]  ? kthread_stop+0x900/0x900
[  792.718268]  ret_from_fork+0x3a/0x50
[  792.721994] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  792.722003] warn_alloc_show_mem: 1 callbacks suppressed
[  792.722010] Mem-Info:
[  792.729015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  792.734399] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  792.734399]  active_file:32 inactive_file:0 isolated_file:0
[  792.734399]  unevictable:0 dirty:0 writeback:0 unstable:0
[  792.734399]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  792.734399]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  792.734399]  free:13730 free_pcp:227 free_cma:0
[  792.736773] Call Trace:
[  792.746198] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  792.779534]  <IRQ>
[  792.782099] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  792.810505]  dump_stack+0x244/0x39d
[  792.812621] lowmem_reserve[]: 0 2818 6321 6321
[  792.838723]  ? dump_stack_print_info.cold.1+0x20/0x20
[  792.842335] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  792.846934]  warn_alloc.cold.116+0xb7/0x1bd
[  792.852087] lowmem_reserve[]: 0 0 3503 3503
[  792.879889]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  792.884181] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  792.888504]  ? lock_downgrade+0x900/0x900
[  792.893307] lowmem_reserve[]: 0 0 0 0
[  792.922358]  ? trace_hardirqs_off+0xb8/0x310
[  792.926482] 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
[  792.930275]  ? trace_hardirqs_off+0xb8/0x310
[  792.934679] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  792.948196]  __alloc_pages_slowpath+0x26e8/0x2e10
[  792.952572] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  792.967607]  ? warn_alloc+0x120/0x120
[  792.972433] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  792.986543]  ? warn_alloc+0x120/0x120
[  792.990336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  792.999239]  ? check_preemption_disabled+0x48/0x280
[  793.003013] 6658 total pagecache pages
[  793.011575]  ? warn_alloc+0x120/0x120
[  793.016572] 0 pages in swap cache
[  793.020441]  ? print_usage_bug+0xc0/0xc0
[  793.024215] Swap cache stats: add 0, delete 0, find 0/0
[  793.027650]  ? print_usage_bug+0xc0/0xc0
[  793.031682] Free swap  = 0kB
[  793.037028]  ? zap_class+0x640/0x640
[  793.041057] Total swap = 0kB
[  793.044087]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  793.047766] 1965979 pages RAM
[  793.050782]  ? should_fail+0x22d/0xd01
[  793.056541] 0 pages HighMem/MovableOnly
[  793.056549] 342853 pages reserved
[  793.059734]  ? get_stack_info+0x37/0x142
[  793.063593] 0 pages cma reserved
[  793.067559]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  793.083531]  ? __lock_acquire+0x62f/0x4c20
[  793.087777]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  793.092900]  ? __lock_acquire+0x62f/0x4c20
[  793.093565] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  793.097140]  ? should_fail+0x22d/0xd01
[  793.107607] syz-executor0 cpuset=syz0 mems_allowed=0
[  793.111509]  ? mark_held_locks+0x130/0x130
[  793.120805]  ? mark_held_locks+0x130/0x130
[  793.125035]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  793.130305]  ? rcu_softirq_qs+0x20/0x20
[  793.134272]  ? rcu_softirq_qs+0x20/0x20
[  793.138360]  ? unwind_dump+0x190/0x190
[  793.142242]  ? zap_class+0x640/0x640
[  793.145949]  ? print_usage_bug+0xc0/0xc0
[  793.150012]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.155546]  ? check_preemption_disabled+0x48/0x280
[  793.160853]  ? __lock_is_held+0xb5/0x140
[  793.164916]  __alloc_pages_nodemask+0xa80/0xde0
[  793.169578]  ? zap_class+0x640/0x640
[  793.173290]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  793.178315]  ? find_held_lock+0x36/0x1c0
[  793.182381]  ? ____cache_alloc_node+0x1c7/0x1e0
[  793.187044]  ? lock_downgrade+0x900/0x900
[  793.191188]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.196723]  cache_grow_begin+0xa5/0x8c0
[  793.200773]  ? do_raw_spin_unlock+0xa7/0x330
[  793.205183]  fallback_alloc+0x204/0x2e0
[  793.209159]  ____cache_alloc_node+0x1c7/0x1e0
[  793.213654]  kmem_cache_alloc_node+0xe3/0x730
[  793.218147]  ? pskb_put+0xb0/0xb0
[  793.221599]  __alloc_skb+0x119/0x770
[  793.225310]  ? netdev_alloc_frag+0x1f0/0x1f0
[  793.229713]  ? atomic_notifier_call_chain+0xc6/0x190
[  793.234823]  ? lock_downgrade+0x900/0x900
[  793.238967]  ? check_preemption_disabled+0x48/0x280
[  793.243980]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  793.248904]  ? kasan_check_read+0x11/0x20
[  793.253046]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  793.258608]  ? rcu_softirq_qs+0x20/0x20
[  793.262577]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  793.266978]  ? do_raw_write_trylock+0x270/0x270
[  793.271741]  __neigh_notify+0x8c/0x160
[  793.275640]  neigh_timer_handler+0x6cb/0xdf0
[  793.280058]  ? neigh_periodic_work+0xc60/0xc60
[  793.284634]  ? __lock_is_held+0xb5/0x140
[  793.288695]  call_timer_fn+0x272/0x920
[  793.292568]  ? neigh_periodic_work+0xc60/0xc60
[  793.297138]  ? process_timeout+0x40/0x40
[  793.301202]  ? mark_held_locks+0xc7/0x130
[  793.305345]  ? _raw_spin_unlock_irq+0x27/0x80
[  793.309832]  ? _raw_spin_unlock_irq+0x27/0x80
[  793.314311]  ? neigh_periodic_work+0xc60/0xc60
[  793.318886]  ? lockdep_hardirqs_on+0x296/0x5b0
[  793.323469]  ? trace_hardirqs_on+0xbd/0x310
[  793.327802]  ? kasan_check_read+0x11/0x20
[  793.331938]  ? __run_timers+0x7da/0xc70
[  793.335898]  ? trace_hardirqs_off_caller+0x310/0x310
[  793.341018]  ? neigh_periodic_work+0xc60/0xc60
[  793.345588]  __run_timers+0x7e5/0xc70
[  793.349383]  ? timer_fixup_init+0x70/0x70
[  793.353537]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  793.358784]  ? zap_class+0x640/0x640
[  793.362501]  ? print_usage_bug+0xc0/0xc0
[  793.366561]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  793.371745]  ? find_held_lock+0x36/0x1c0
[  793.375821]  ? zap_class+0x640/0x640
[  793.379563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.385101]  ? check_preemption_disabled+0x48/0x280
[  793.390245]  ? __lock_is_held+0xb5/0x140
[  793.394309]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.399838]  ? check_preemption_disabled+0x48/0x280
[  793.404849]  run_timer_softirq+0x52/0xb0
[  793.408904]  ? rcu_read_lock_sched_held+0x14f/0x180
[  793.413913]  __do_softirq+0x308/0xb7e
[  793.417727]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  793.422215]  ? lock_downgrade+0x900/0x900
[  793.426385]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  793.431579]  ? pvclock_read_flags+0x160/0x160
[  793.436067]  ? lapic_next_event+0x5a/0x90
[  793.440207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.445738]  ? kvm_clock_read+0x18/0x30
[  793.449724]  ? kvm_sched_clock_read+0x9/0x20
[  793.454141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.459972]  ? check_preemption_disabled+0x48/0x280
[  793.465084]  irq_exit+0x17f/0x1c0
[  793.468552]  smp_apic_timer_interrupt+0x1cb/0x760
[  793.473389]  ? smp_reschedule_interrupt+0x109/0x650
[  793.478403]  ? smp_call_function_single_interrupt+0x650/0x650
[  793.484382]  ? interrupt_entry+0xb5/0xc0
[  793.488442]  ? trace_hardirqs_off_caller+0xbb/0x310
[  793.493490]  ? trace_hardirqs_off_caller+0xbb/0x310
[  793.498506]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  793.503345]  ? trace_hardirqs_on_caller+0x310/0x310
[  793.508352]  ? trace_hardirqs_on_caller+0x310/0x310
[  793.513363]  ? task_prio+0x50/0x50
[  793.516902]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.522435]  ? check_preemption_disabled+0x48/0x280
[  793.527467]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  793.532318]  apic_timer_interrupt+0xf/0x20
[  793.536540]  </IRQ>
[  793.538791] RIP: 0010:console_unlock+0x102f/0x1190
[  793.543716] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  793.562929] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  793.570628] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  793.577894] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  793.585158] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  793.592526] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  793.599786] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  793.607063]  ? netconsole_netdev_event+0x280/0x280
[  793.612013]  ? console_unlock+0x1026/0x1190
[  793.616434]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  793.621107]  ? vprintk_emit+0x846/0x990
[  793.625079]  ? lock_release+0xa00/0xa00
[  793.629082]  ? trace_hardirqs_on+0x70/0x310
[  793.633418]  ? vprintk_default+0x28/0x30
[  793.637489]  ? trace_hardirqs_off_caller+0x310/0x310
[  793.642586]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.648124]  vprintk_emit+0x391/0x990
[  793.651937]  ? wake_up_klogd+0x180/0x180
[  793.656280]  ? find_held_lock+0x11/0x1c0
[  793.660779]  ? mark_held_locks+0xc7/0x130
[  793.664920]  ? _raw_spin_unlock_irq+0x27/0x80
[  793.669408]  ? _raw_spin_unlock_irq+0x27/0x80
[  793.673899]  vprintk_default+0x28/0x30
[  793.677785]  vprintk_func+0x7e/0x181
[  793.681498]  printk+0xa7/0xcf
[  793.684602]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  793.689361]  ? _raw_spin_unlock_irq+0x60/0x80
[  793.693945]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  793.699236]  dump_header+0x7cc/0xf72
[  793.702953]  ? pagefault_out_of_memory+0x197/0x197
[  793.707883]  ? __lock_acquire+0x62f/0x4c20
[  793.712119]  ? print_usage_bug+0xc0/0xc0
[  793.716180]  ? zap_class+0x640/0x640
[  793.719899]  ? zap_class+0x640/0x640
[  793.723606]  ? print_usage_bug+0xc0/0xc0
[  793.727676]  ? print_usage_bug+0xc0/0xc0
[  793.731746]  ? find_held_lock+0x36/0x1c0
[  793.735811]  ? mark_held_locks+0xc7/0x130
[  793.739954]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  793.745061]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  793.750170]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  793.754769]  ? trace_hardirqs_on+0xbd/0x310
[  793.759310]  ? kasan_check_read+0x11/0x20
[  793.763453]  ? ___ratelimit+0x3b4/0x672
[  793.767422]  ? trace_hardirqs_off_caller+0x310/0x310
[  793.772527]  ? trace_hardirqs_on+0x310/0x310
[  793.776927]  ? lock_downgrade+0x900/0x900
[  793.781096]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  793.786191]  ? ___ratelimit+0x3b9/0x672
[  793.790156]  ? idr_get_free+0xf70/0xf70
[  793.794119]  ? kasan_check_read+0x11/0x20
[  793.798258]  ? do_raw_spin_unlock+0xa7/0x330
[  793.802665]  oom_kill_process.cold.27+0x10/0x903
[  793.807412]  ? zap_class+0x640/0x640
[  793.811117]  ? _raw_spin_unlock+0x2c/0x50
[  793.815257]  ? oom_badness+0xe6/0xaa0
[  793.819054]  ? oom_evaluate_task+0x540/0x540
[  793.823470]  ? find_held_lock+0x36/0x1c0
[  793.827736]  ? out_of_memory+0x974/0x1430
[  793.831883]  ? lock_downgrade+0x900/0x900
[  793.836025]  ? check_preemption_disabled+0x48/0x280
[  793.841042]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  793.845968]  ? kasan_check_read+0x11/0x20
[  793.850108]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  793.855377]  ? rcu_softirq_qs+0x20/0x20
[  793.859611]  ? kasan_check_write+0x14/0x20
[  793.863924]  ? oom_evaluate_task+0x302/0x540
[  793.868325]  out_of_memory+0xa84/0x1430
[  793.872300]  ? oom_killer_disable+0x3a0/0x3a0
[  793.876792]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  793.881750]  ? __ww_mutex_check_waiters+0x160/0x160
[  793.886768]  __alloc_pages_slowpath+0x2354/0x2e10
[  793.891632]  ? warn_alloc+0x120/0x120
[  793.895513]  ? mark_held_locks+0x130/0x130
[  793.899743]  ? find_get_entry+0xaae/0x1120
[  793.904001]  ? filemap_map_pages+0x1a20/0x1a20
[  793.908582]  ? zap_class+0x640/0x640
[  793.912298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  793.917831]  ? check_preemption_disabled+0x48/0x280
[  793.922842]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  793.928371]  ? should_fail+0x22d/0xd01
[  793.932254]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  793.937350]  ? zap_class+0x640/0x640
[  793.941091]  ? __lock_is_held+0xb5/0x140
[  793.945155]  ? mark_held_locks+0x130/0x130
[  793.949385]  ? lock_release+0xa00/0xa00
[  793.953447]  ? perf_trace_sched_process_exec+0x860/0x860
[  793.959175]  ? xa_load+0x2ba/0x460
[  793.962712]  ? lock_downgrade+0x900/0x900
[  793.966865]  ? __might_sleep+0x95/0x190
[  793.970840]  __alloc_pages_nodemask+0xa80/0xde0
[  793.975509]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  793.980519]  ? __page_cache_alloc+0x191/0x5c0
[  793.985008]  ? xa_load+0x2e1/0x460
[  793.988541]  ? xa_clear_mark+0x40/0x40
[  793.992426]  ? zap_class+0x640/0x640
[  793.996188]  ? zap_class+0x640/0x640
[  793.999894]  ? zap_class+0x640/0x640
[  794.003603]  ? __do_page_cache_readahead+0x663/0x810
[  794.008707]  ? find_held_lock+0x36/0x1c0
[  794.012784]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  794.018321]  alloc_pages_current+0x173/0x350
[  794.022729]  __page_cache_alloc+0x38c/0x5c0
[  794.027038]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  794.031955]  ? kasan_check_read+0x11/0x20
[  794.036099]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  794.041384]  ? generic_perform_write+0x6a0/0x6a0
[  794.046136]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  794.051668]  ? check_preemption_disabled+0x48/0x280
[  794.056922]  filemap_fault+0x1595/0x25f0
[  794.060987]  ? __lock_page_or_retry+0xa00/0xa00
[  794.065650]  ? mark_held_locks+0x130/0x130
[  794.069891]  ? filemap_map_pages+0xd6b/0x1a20
[  794.074381]  ? lock_downgrade+0x900/0x900
[  794.078519]  ? check_preemption_disabled+0x48/0x280
[  794.083531]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  794.088460]  ? kasan_check_read+0x11/0x20
[  794.092771]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  794.098038]  ? rcu_softirq_qs+0x20/0x20
[  794.102016]  ? filemap_map_pages+0xd92/0x1a20
[  794.106509]  ? find_get_entries_tag+0x1400/0x1400
[  794.111344]  ? futex_wake+0x760/0x760
[  794.115148]  ? lock_acquire+0x1ed/0x520
[  794.119109]  ? ext4_filemap_fault+0x7a/0xad
[  794.123513]  ? lock_release+0xa00/0xa00
[  794.127479]  ? perf_trace_sched_process_exec+0x860/0x860
[  794.132925]  ? print_usage_bug+0xc0/0xc0
[  794.136990]  ? print_usage_bug+0xc0/0xc0
[  794.141055]  ? down_read+0x8d/0x120
[  794.144694]  ? ext4_filemap_fault+0x7a/0xad
[  794.149015]  ? __down_interruptible+0x700/0x700
[  794.153683]  ext4_filemap_fault+0x82/0xad
[  794.158062]  __do_fault+0x100/0x6b0
[  794.161685]  ? pmd_devmap_trans_unstable+0x220/0x220
[  794.166797]  ? mark_held_locks+0x130/0x130
[  794.171031]  ? mark_held_locks+0x130/0x130
[  794.175259]  ? __might_fault+0x12b/0x1e0
[  794.179319]  ? lock_downgrade+0x900/0x900
[  794.183469]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  794.189004]  __handle_mm_fault+0x3ea0/0x5be0
[  794.193528]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  794.198366]  ? kasan_check_read+0x11/0x20
[  794.202504]  ? _copy_to_user+0xc8/0x110
[  794.206476]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  794.212011]  ? zap_class+0x640/0x640
[  794.215715]  ? zap_class+0x640/0x640
[  794.219436]  ? find_held_lock+0x36/0x1c0
[  794.223508]  ? handle_mm_fault+0x42a/0xc70
[  794.227753]  ? lock_downgrade+0x900/0x900
[  794.231895]  ? check_preemption_disabled+0x48/0x280
[  794.236910]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  794.241830]  ? kasan_check_read+0x11/0x20
[  794.245983]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  794.251250]  ? rcu_softirq_qs+0x20/0x20
[  794.255224]  ? trace_hardirqs_off_caller+0x310/0x310
[  794.260549]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  794.266077]  ? check_preemption_disabled+0x48/0x280
[  794.271115]  handle_mm_fault+0x54f/0xc70
[  794.275172]  ? __handle_mm_fault+0x5be0/0x5be0
[  794.279751]  ? find_vma+0x34/0x190
[  794.283291]  __do_page_fault+0x5e8/0xe60
[  794.287342]  ? trace_hardirqs_off+0xb8/0x310
[  794.291752]  do_page_fault+0xf2/0x7e0
[  794.295545]  ? vmalloc_sync_all+0x30/0x30
[  794.299711]  ? error_entry+0x70/0xd0
[  794.303419]  ? trace_hardirqs_off_caller+0xbb/0x310
[  794.308449]  ? trace_hardirqs_on_caller+0xc0/0x310
[  794.313369]  ? syscall_return_slowpath+0x5e0/0x5e0
[  794.318294]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  794.323155]  ? trace_hardirqs_on_caller+0x310/0x310
[  794.328162]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  794.333607]  ? prepare_exit_to_usermode+0x291/0x3b0
[  794.338617]  ? page_fault+0x8/0x30
[  794.342154]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  794.347076]  ? page_fault+0x8/0x30
[  794.350611]  page_fault+0x1e/0x30
[  794.354055] RIP: 0033:0x407e06
[  794.357567] Code: Bad RIP value.
[  794.360922] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  794.366283] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  794.373546] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  794.380806] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  794.388062] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  794.395321] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  794.402608] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  794.402772] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  794.409883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  794.420084] syz-fuzzer cpuset=/ mems_allowed=0
[  794.429415] Call Trace:
[  794.436570]  dump_stack+0x244/0x39d
[  794.440197]  ? dump_stack_print_info.cold.1+0x20/0x20
[  794.445407]  warn_alloc.cold.116+0xb7/0x1bd
[  794.449726]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  794.454566]  ? lock_downgrade+0x900/0x900
[  794.459207]  ? trace_hardirqs_off+0xb8/0x310
[  794.463731]  ? trace_hardirqs_off+0xb8/0x310
[  794.468155]  __alloc_pages_slowpath+0x26e8/0x2e10
[  794.473010]  ? warn_alloc+0x120/0x120
[  794.476820]  ? zap_class+0x640/0x640
[  794.480529]  ? warn_alloc+0x120/0x120
[  794.484324]  ? warn_alloc+0x120/0x120
[  794.488131]  ? print_usage_bug+0xc0/0xc0
[  794.492202]  ? find_held_lock+0x36/0x1c0
[  794.496263]  ? print_usage_bug+0xc0/0xc0
[  794.500319]  ? cpuacct_charge+0x265/0x440
[  794.504459]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  794.509985]  ? should_fail+0x22d/0xd01
[  794.513881]  ? find_held_lock+0x36/0x1c0
[  794.517941]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  794.523037]  ? __lock_acquire+0x62f/0x4c20
[  794.527275]  ? should_fail+0x22d/0xd01
[  794.531170]  ? mark_held_locks+0x130/0x130
[  794.535501]  ? mark_held_locks+0x130/0x130
[  794.539818]  ? __lock_acquire+0x62f/0x4c20
[  794.544060]  ? zap_class+0x640/0x640
[  794.547763]  ? __lock_is_held+0xb5/0x140
[  794.551820]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  794.557812]  ? check_preemption_disabled+0x48/0x280
[  794.562849]  ? __lock_is_held+0xb5/0x140
[  794.566931]  __alloc_pages_nodemask+0xa80/0xde0
[  794.571602]  ? zap_class+0x640/0x640
[  794.575311]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  794.580332]  ? find_held_lock+0x36/0x1c0
[  794.584402]  ? ____cache_alloc_node+0x1c7/0x1e0
[  794.589074]  ? lock_downgrade+0x900/0x900
[  794.593223]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  794.598768]  cache_grow_begin+0xa5/0x8c0
[  794.602820]  ? do_raw_spin_unlock+0xa7/0x330
[  794.607225]  fallback_alloc+0x204/0x2e0
[  794.611198]  ____cache_alloc_node+0x1c7/0x1e0
[  794.615708]  kmem_cache_alloc+0x1f8/0x730
[  794.619857]  skb_clone+0x1bb/0x500
[  794.623387]  ? finish_task_switch+0x1b4/0x910
[  794.627884]  ? skb_split+0x11e0/0x11e0
[  794.631765]  ? preempt_notifier_register+0x200/0x200
[  794.636879]  ? __switch_to_asm+0x34/0x70
[  794.640941]  ? __switch_to_asm+0x34/0x70
[  794.644996]  ? __switch_to_asm+0x40/0x70
[  794.649047]  ? __switch_to_asm+0x34/0x70
[  794.653094]  ? __switch_to_asm+0x40/0x70
[  794.657471]  ? __switch_to_asm+0x34/0x70
[  794.661781]  ? __switch_to_asm+0x40/0x70
[  794.665850]  ? __switch_to_asm+0x34/0x70
[  794.669997]  ? __switch_to_asm+0x34/0x70
[  794.674049]  ? __switch_to_asm+0x40/0x70
[  794.678110]  ? __switch_to_asm+0x34/0x70
[  794.682191]  bpf_clone_redirect+0xb9/0x490
[  794.686445]  ? __schedule+0x8d7/0x21d0
[  794.690337]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  794.695368]  ? __sched_text_start+0x8/0x8
[  794.699514]  ? retint_kernel+0x2d/0x2d
[  794.703407]  ? find_held_lock+0x36/0x1c0
[  794.707480]  ? lock_acquire+0x1ed/0x520
[  794.711449]  ? bpf_test_run+0x3cb/0x780
[  794.715422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  794.720957]  ? check_preemption_disabled+0x48/0x280
[  794.725978]  ? kasan_check_read+0x11/0x20
[  794.730131]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  794.735402]  ? rcu_softirq_qs+0x20/0x20
[  794.739383]  ? preempt_schedule+0x4d/0x60
[  794.743534]  ? ___preempt_schedule+0x16/0x18
[  794.747961]  ? bpf_test_run+0x25d/0x780
[  794.751945]  ? netlink_diag_dump+0x2a0/0x2a0
[  794.756860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  794.762393]  ? bpf_test_init.isra.10+0x70/0x100
[  794.767072]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  794.771832]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  794.776683]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  794.782228]  ? fput+0x130/0x1a0
[  794.785514]  ? __bpf_prog_get+0x9b/0x290
[  794.789572]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  794.794414]  ? bpf_prog_test_run+0x130/0x1a0
[  794.798838]  ? __x64_sys_bpf+0x3db/0x520
[  794.802891]  ? bpf_prog_get+0x20/0x20
[  794.806707]  ? do_syscall_64+0x1b9/0x820
[  794.810765]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  794.816321]  ? syscall_return_slowpath+0x5e0/0x5e0
[  794.821261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  794.826101]  ? trace_hardirqs_on_caller+0x310/0x310
[  794.831128]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  794.836164]  ? prepare_exit_to_usermode+0x291/0x3b0
[  794.841179]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  794.846020]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  794.851393] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  794.851397] warn_alloc_show_mem: 1 callbacks suppressed
[  794.851404] Mem-Info:
[  794.858712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  794.864074] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  794.864074]  active_file:32 inactive_file:0 isolated_file:0
[  794.864074]  unevictable:0 dirty:0 writeback:0 unstable:0
[  794.864074]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  794.864074]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  794.864074]  free:13730 free_pcp:227 free_cma:0
[  794.866444] Call Trace:
[  794.875845] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  794.908891]  <IRQ>
[  794.911454] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  794.939409]  dump_stack+0x244/0x39d
[  794.941525] lowmem_reserve[]: 0 2818 6321 6321
[  794.967987]  ? dump_stack_print_info.cold.1+0x20/0x20
[  794.971588] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  794.976167]  warn_alloc.cold.116+0xb7/0x1bd
[  794.981315] lowmem_reserve[]: 0 0 3503 3503
[  795.008816]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  795.013113] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  795.017438]  ? lock_downgrade+0x900/0x900
[  795.022254] lowmem_reserve[]: 0 0 0 0
[  795.051396]  ? trace_hardirqs_off+0xb8/0x310
[  795.055969] 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
[  795.059775]  ? trace_hardirqs_off+0xb8/0x310
[  795.064155] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  795.077676]  __alloc_pages_slowpath+0x26e8/0x2e10
[  795.082054] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  795.096805]  ? warn_alloc+0x120/0x120
[  795.101636] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  795.115747]  ? warn_alloc+0x120/0x120
[  795.119519] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  795.128336]  ? warn_alloc+0x120/0x120
[  795.132104] 6658 total pagecache pages
[  795.140675]  ? print_usage_bug+0xc0/0xc0
[  795.144450] 0 pages in swap cache
[  795.148317]  ? enqueue_hrtimer+0x1a5/0x560
[  795.152348] Swap cache stats: add 0, delete 0, find 0/0
[  795.155903]  ? print_usage_bug+0xc0/0xc0
[  795.155911]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  795.155945]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  795.155964]  ? should_fail+0x22d/0xd01
[  795.160169] Free swap  = 0kB
[  795.165519]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  795.169548] Total swap = 0kB
[  795.174725]  ? __lock_acquire+0x62f/0x4c20
[  795.180231] 1965979 pages RAM
[  795.184107]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  795.187094] 0 pages HighMem/MovableOnly
[  795.192179]  ? __lock_acquire+0x62f/0x4c20
[  795.195167] 342853 pages reserved
[  795.199376]  ? should_fail+0x22d/0xd01
[  795.199406]  ? mark_held_locks+0x130/0x130
[  795.202479] 0 pages cma reserved
[  795.207570]  ? mark_held_locks+0x130/0x130
[  795.233865] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  795.234847]  ? zap_class+0x640/0x640
[  795.245125] kworker/1:0 cpuset=/ mems_allowed=0
[  795.248829]  ? print_usage_bug+0xc0/0xc0
[  795.257771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.263303]  ? check_preemption_disabled+0x48/0x280
[  795.268324]  ? __lock_is_held+0xb5/0x140
[  795.272386]  __alloc_pages_nodemask+0xa80/0xde0
[  795.277064]  ? zap_class+0x640/0x640
[  795.280790]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  795.285810]  ? find_held_lock+0x36/0x1c0
[  795.289876]  ? ____cache_alloc_node+0x1c7/0x1e0
[  795.294551]  ? lock_downgrade+0x900/0x900
[  795.298702]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.304239]  cache_grow_begin+0xa5/0x8c0
[  795.308294]  ? do_raw_spin_unlock+0xa7/0x330
[  795.312705]  fallback_alloc+0x204/0x2e0
[  795.316682]  ____cache_alloc_node+0x1c7/0x1e0
[  795.321210]  kmem_cache_alloc_node+0xe3/0x730
[  795.325701]  ? ipv6_get_ifaddr+0x42e/0x620
[  795.329938]  __alloc_skb+0x119/0x770
[  795.333648]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  795.338920]  ? netdev_alloc_frag+0x1f0/0x1f0
[  795.343420]  ? lock_downgrade+0x900/0x900
[  795.347565]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.353094]  ? refcount_sub_and_test_checked+0x203/0x310
[  795.358768]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  795.364211]  ? addrconf_rs_timer+0x690/0x690
[  795.368628]  ndisc_alloc_skb+0x144/0x340
[  795.372689]  ndisc_send_rs+0x331/0x6e0
[  795.376579]  addrconf_rs_timer+0x314/0x690
[  795.380813]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  795.385072]  call_timer_fn+0x272/0x920
[  795.388956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  795.393186]  ? process_timeout+0x40/0x40
[  795.397252]  ? mark_held_locks+0xc7/0x130
[  795.401410]  ? _raw_spin_unlock_irq+0x27/0x80
[  795.405908]  ? _raw_spin_unlock_irq+0x27/0x80
[  795.410506]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  795.414734]  ? lockdep_hardirqs_on+0x296/0x5b0
[  795.419311]  ? trace_hardirqs_on+0xbd/0x310
[  795.423642]  ? kasan_check_read+0x11/0x20
[  795.427785]  ? __run_timers+0x7da/0xc70
[  795.431755]  ? trace_hardirqs_off_caller+0x310/0x310
[  795.436862]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  795.441090]  __run_timers+0x7e5/0xc70
[  795.444896]  ? timer_fixup_init+0x70/0x70
[  795.449040]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  795.454051]  ? zap_class+0x640/0x640
[  795.458021]  ? print_usage_bug+0xc0/0xc0
[  795.462259]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  795.467449]  ? find_held_lock+0x36/0x1c0
[  795.471508]  ? zap_class+0x640/0x640
[  795.475220]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.480755]  ? check_preemption_disabled+0x48/0x280
[  795.485774]  ? __lock_is_held+0xb5/0x140
[  795.489831]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.495490]  ? check_preemption_disabled+0x48/0x280
[  795.500504]  run_timer_softirq+0x52/0xb0
[  795.504561]  ? rcu_read_lock_sched_held+0x14f/0x180
[  795.509586]  __do_softirq+0x308/0xb7e
[  795.513390]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  795.517881]  ? lock_downgrade+0x900/0x900
[  795.522024]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  795.527130]  ? pvclock_read_flags+0x160/0x160
[  795.531623]  ? lapic_next_event+0x5a/0x90
[  795.535781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.541313]  ? kvm_clock_read+0x18/0x30
[  795.545285]  ? kvm_sched_clock_read+0x9/0x20
[  795.549710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.555241]  ? check_preemption_disabled+0x48/0x280
[  795.560528]  irq_exit+0x17f/0x1c0
[  795.563977]  smp_apic_timer_interrupt+0x1cb/0x760
[  795.568813]  ? smp_reschedule_interrupt+0x109/0x650
[  795.573823]  ? smp_call_function_single_interrupt+0x650/0x650
[  795.579697]  ? interrupt_entry+0xb5/0xc0
[  795.583755]  ? trace_hardirqs_off_caller+0xbb/0x310
[  795.588763]  ? trace_hardirqs_off_caller+0xbb/0x310
[  795.593773]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  795.598611]  ? trace_hardirqs_on_caller+0x310/0x310
[  795.603618]  ? trace_hardirqs_on_caller+0x310/0x310
[  795.608624]  ? task_prio+0x50/0x50
[  795.612154]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.617682]  ? check_preemption_disabled+0x48/0x280
[  795.622691]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  795.627614]  apic_timer_interrupt+0xf/0x20
[  795.631836]  </IRQ>
[  795.634072] RIP: 0010:console_unlock+0x102f/0x1190
[  795.639008] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  795.658778] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  795.666475] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  795.673739] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  795.681001] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  795.688270] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  795.695533] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  795.702800]  ? netconsole_netdev_event+0x280/0x280
[  795.707729]  ? console_unlock+0x1026/0x1190
[  795.712056]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  795.716737]  ? vprintk_emit+0x846/0x990
[  795.720711]  ? lock_release+0xa00/0xa00
[  795.724764]  ? trace_hardirqs_on+0x70/0x310
[  795.729083]  ? vprintk_default+0x28/0x30
[  795.733135]  ? trace_hardirqs_off_caller+0x310/0x310
[  795.738235]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  795.743766]  vprintk_emit+0x391/0x990
[  795.747562]  ? wake_up_klogd+0x180/0x180
[  795.751622]  ? find_held_lock+0x11/0x1c0
[  795.755839]  ? mark_held_locks+0xc7/0x130
[  795.759975]  ? _raw_spin_unlock_irq+0x27/0x80
[  795.764462]  ? _raw_spin_unlock_irq+0x27/0x80
[  795.769041]  vprintk_default+0x28/0x30
[  795.773012]  vprintk_func+0x7e/0x181
[  795.776735]  printk+0xa7/0xcf
[  795.779857]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  795.784625]  ? _raw_spin_unlock_irq+0x60/0x80
[  795.789125]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  795.794410]  dump_header+0x7cc/0xf72
[  795.798122]  ? pagefault_out_of_memory+0x197/0x197
[  795.803050]  ? __lock_acquire+0x62f/0x4c20
[  795.807415]  ? print_usage_bug+0xc0/0xc0
[  795.811491]  ? zap_class+0x640/0x640
[  795.815193]  ? zap_class+0x640/0x640
[  795.818901]  ? print_usage_bug+0xc0/0xc0
[  795.822954]  ? print_usage_bug+0xc0/0xc0
[  795.827200]  ? find_held_lock+0x36/0x1c0
[  795.831265]  ? mark_held_locks+0xc7/0x130
[  795.835422]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  795.840523]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  795.845619]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  795.850197]  ? trace_hardirqs_on+0xbd/0x310
[  795.854515]  ? kasan_check_read+0x11/0x20
[  795.858908]  ? ___ratelimit+0x3b4/0x672
[  795.862878]  ? trace_hardirqs_off_caller+0x310/0x310
[  795.867975]  ? trace_hardirqs_on+0x310/0x310
[  795.872382]  ? lock_downgrade+0x900/0x900
[  795.876534]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  795.881630]  ? ___ratelimit+0x3b9/0x672
[  795.885597]  ? idr_get_free+0xf70/0xf70
[  795.889565]  ? kasan_check_read+0x11/0x20
[  795.893701]  ? do_raw_spin_unlock+0xa7/0x330
[  795.898109]  oom_kill_process.cold.27+0x10/0x903
[  795.902858]  ? zap_class+0x640/0x640
[  795.906566]  ? _raw_spin_unlock+0x2c/0x50
[  795.910723]  ? oom_badness+0xe6/0xaa0
[  795.914548]  ? oom_evaluate_task+0x540/0x540
[  795.918949]  ? find_held_lock+0x36/0x1c0
[  795.923012]  ? out_of_memory+0x974/0x1430
[  795.927156]  ? lock_downgrade+0x900/0x900
[  795.931299]  ? check_preemption_disabled+0x48/0x280
[  795.936312]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  795.941234]  ? kasan_check_read+0x11/0x20
[  795.945375]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  795.950648]  ? rcu_softirq_qs+0x20/0x20
[  795.954617]  ? kasan_check_write+0x14/0x20
[  795.959092]  ? oom_evaluate_task+0x302/0x540
[  795.963516]  out_of_memory+0xa84/0x1430
[  795.967498]  ? oom_killer_disable+0x3a0/0x3a0
[  795.972001]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  795.976941]  ? __ww_mutex_check_waiters+0x160/0x160
[  795.981958]  __alloc_pages_slowpath+0x2354/0x2e10
[  795.986839]  ? warn_alloc+0x120/0x120
[  795.990648]  ? mark_held_locks+0x130/0x130
[  795.994879]  ? find_get_entry+0xaae/0x1120
[  795.999113]  ? filemap_map_pages+0x1a20/0x1a20
[  796.003695]  ? zap_class+0x640/0x640
[  796.007412]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  796.012942]  ? check_preemption_disabled+0x48/0x280
[  796.017954]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  796.023477]  ? should_fail+0x22d/0xd01
[  796.027378]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  796.032474]  ? zap_class+0x640/0x640
[  796.036201]  ? __lock_is_held+0xb5/0x140
[  796.040257]  ? mark_held_locks+0x130/0x130
[  796.044482]  ? lock_release+0xa00/0xa00
[  796.048447]  ? perf_trace_sched_process_exec+0x860/0x860
[  796.053889]  ? xa_load+0x2ba/0x460
[  796.057716]  ? lock_downgrade+0x900/0x900
[  796.061860]  ? __might_sleep+0x95/0x190
[  796.065831]  __alloc_pages_nodemask+0xa80/0xde0
[  796.070519]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  796.075528]  ? __page_cache_alloc+0x191/0x5c0
[  796.080013]  ? xa_load+0x2e1/0x460
[  796.083547]  ? xa_clear_mark+0x40/0x40
[  796.087428]  ? zap_class+0x640/0x640
[  796.091136]  ? zap_class+0x640/0x640
[  796.094836]  ? zap_class+0x640/0x640
[  796.098553]  ? __do_page_cache_readahead+0x663/0x810
[  796.103663]  ? find_held_lock+0x36/0x1c0
[  796.107738]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  796.113271]  alloc_pages_current+0x173/0x350
[  796.117690]  __page_cache_alloc+0x38c/0x5c0
[  796.122110]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  796.127034]  ? kasan_check_read+0x11/0x20
[  796.131177]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  796.136552]  ? generic_perform_write+0x6a0/0x6a0
[  796.141312]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  796.146861]  ? check_preemption_disabled+0x48/0x280
[  796.151873]  filemap_fault+0x1595/0x25f0
[  796.156206]  ? __lock_page_or_retry+0xa00/0xa00
[  796.160869]  ? mark_held_locks+0x130/0x130
[  796.165098]  ? filemap_map_pages+0xd6b/0x1a20
[  796.169598]  ? lock_downgrade+0x900/0x900
[  796.173735]  ? check_preemption_disabled+0x48/0x280
[  796.178827]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  796.183741]  ? kasan_check_read+0x11/0x20
[  796.187892]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  796.193158]  ? rcu_softirq_qs+0x20/0x20
[  796.197128]  ? filemap_map_pages+0xd92/0x1a20
[  796.201639]  ? find_get_entries_tag+0x1400/0x1400
[  796.206476]  ? futex_wake+0x760/0x760
[  796.210280]  ? lock_acquire+0x1ed/0x520
[  796.214241]  ? ext4_filemap_fault+0x7a/0xad
[  796.218594]  ? lock_release+0xa00/0xa00
[  796.222558]  ? perf_trace_sched_process_exec+0x860/0x860
[  796.228000]  ? print_usage_bug+0xc0/0xc0
[  796.232054]  ? print_usage_bug+0xc0/0xc0
[  796.236118]  ? down_read+0x8d/0x120
[  796.239746]  ? ext4_filemap_fault+0x7a/0xad
[  796.244071]  ? __down_interruptible+0x700/0x700
[  796.248755]  ext4_filemap_fault+0x82/0xad
[  796.252893]  __do_fault+0x100/0x6b0
[  796.256724]  ? pmd_devmap_trans_unstable+0x220/0x220
[  796.261823]  ? mark_held_locks+0x130/0x130
[  796.266049]  ? mark_held_locks+0x130/0x130
[  796.270277]  ? __might_fault+0x12b/0x1e0
[  796.274330]  ? lock_downgrade+0x900/0x900
[  796.278507]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  796.284045]  __handle_mm_fault+0x3ea0/0x5be0
[  796.288456]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  796.293297]  ? kasan_check_read+0x11/0x20
[  796.297447]  ? _copy_to_user+0xc8/0x110
[  796.301426]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  796.306965]  ? zap_class+0x640/0x640
[  796.310671]  ? zap_class+0x640/0x640
[  796.314394]  ? find_held_lock+0x36/0x1c0
[  796.318455]  ? handle_mm_fault+0x42a/0xc70
[  796.322681]  ? lock_downgrade+0x900/0x900
[  796.326817]  ? check_preemption_disabled+0x48/0x280
[  796.331830]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  796.336749]  ? kasan_check_read+0x11/0x20
[  796.340892]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  796.346162]  ? rcu_softirq_qs+0x20/0x20
[  796.350124]  ? trace_hardirqs_off_caller+0x310/0x310
[  796.355215]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  796.360986]  ? check_preemption_disabled+0x48/0x280
[  796.365999]  handle_mm_fault+0x54f/0xc70
[  796.370065]  ? __handle_mm_fault+0x5be0/0x5be0
[  796.374640]  ? find_vma+0x34/0x190
[  796.378178]  __do_page_fault+0x5e8/0xe60
[  796.382230]  ? trace_hardirqs_off+0xb8/0x310
[  796.386639]  do_page_fault+0xf2/0x7e0
[  796.390427]  ? vmalloc_sync_all+0x30/0x30
[  796.394567]  ? error_entry+0x70/0xd0
[  796.398268]  ? trace_hardirqs_off_caller+0xbb/0x310
[  796.403293]  ? trace_hardirqs_on_caller+0xc0/0x310
[  796.408233]  ? syscall_return_slowpath+0x5e0/0x5e0
[  796.413153]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  796.417988]  ? trace_hardirqs_on_caller+0x310/0x310
[  796.422998]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  796.428448]  ? prepare_exit_to_usermode+0x291/0x3b0
[  796.433464]  ? page_fault+0x8/0x30
[  796.437000]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  796.441840]  ? page_fault+0x8/0x30
[  796.445385]  page_fault+0x1e/0x30
[  796.448831] RIP: 0033:0x407e06
[  796.452032] Code: Bad RIP value.
[  796.455415] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  796.461059] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  796.468318] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  796.475574] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  796.482841] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  796.490095] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  796.497387] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  796.497449] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  796.504310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  796.504329] Workqueue: events_power_efficient neigh_periodic_work
[  796.504338] Call Trace:
[  796.510863] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  796.520157]  dump_stack+0x244/0x39d
[  796.526441] syz-fuzzer cpuset=/ mems_allowed=0
[  796.529015]  ? dump_stack_print_info.cold.1+0x20/0x20
[  796.552567]  warn_alloc.cold.116+0xb7/0x1bd
[  796.557424]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  796.562265]  ? lock_downgrade+0x900/0x900
[  796.566427]  ? trace_hardirqs_off+0xb8/0x310
[  796.570831]  ? trace_hardirqs_off+0xb8/0x310
[  796.575258]  __alloc_pages_slowpath+0x26e8/0x2e10
[  796.580117]  ? warn_alloc+0x120/0x120
[  796.583931]  ? warn_alloc+0x120/0x120
[  796.587723]  ? check_preemption_disabled+0x48/0x280
[  796.592731]  ? warn_alloc+0x120/0x120
[  796.596542]  ? zap_class+0x640/0x640
[  796.600255]  ? print_usage_bug+0xc0/0xc0
[  796.604341]  ? print_usage_bug+0xc0/0xc0
[  796.608405]  ? __lock_acquire+0x62f/0x4c20
[  796.612637]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  796.618167]  ? should_fail+0x22d/0xd01
[  796.622054]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  796.627171]  ? __lock_acquire+0x62f/0x4c20
[  796.631404]  ? __lock_acquire+0x62f/0x4c20
[  796.635632]  ? should_fail+0x22d/0xd01
[  796.639523]  ? mark_held_locks+0x130/0x130
[  796.643758]  ? mark_held_locks+0x130/0x130
[  796.647988]  ? pick_next_task_fair+0xa05/0x1b30
[  796.652654]  ? rcu_read_lock_sched_held+0x14f/0x180
[  796.658443]  ? zap_class+0x640/0x640
[  796.662153]  ? zap_class+0x640/0x640
[  796.665868]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  796.671404]  ? check_preemption_disabled+0x48/0x280
[  796.676443]  ? __lock_is_held+0xb5/0x140
[  796.680519]  __alloc_pages_nodemask+0xa80/0xde0
[  796.685206]  ? zap_class+0x640/0x640
[  796.688919]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  796.693940]  ? find_held_lock+0x36/0x1c0
[  796.698005]  ? ____cache_alloc_node+0x1c7/0x1e0
[  796.702671]  ? lock_downgrade+0x900/0x900
[  796.706823]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  796.712366]  cache_grow_begin+0xa5/0x8c0
[  796.716421]  ? do_raw_spin_unlock+0xa7/0x330
[  796.720831]  fallback_alloc+0x204/0x2e0
[  796.724881]  ____cache_alloc_node+0x1c7/0x1e0
[  796.729381]  kmem_cache_alloc_node+0xe3/0x730
[  796.733871]  ? zap_class+0x640/0x640
[  796.737574]  ? __sched_text_start+0x8/0x8
[  796.741725]  __alloc_skb+0x119/0x770
[  796.745434]  ? zap_class+0x640/0x640
[  796.749146]  ? netdev_alloc_frag+0x1f0/0x1f0
[  796.753552]  ? neigh_periodic_work+0x8ca/0xc60
[  796.758610]  ? lock_downgrade+0x900/0x900
[  796.762758]  ? kasan_check_read+0x11/0x20
[  796.766898]  ? do_raw_write_lock+0x14f/0x310
[  796.771311]  __neigh_notify+0x8c/0x160
[  796.775203]  neigh_cleanup_and_release+0x7b/0xe0
[  796.779952]  neigh_periodic_work+0x8d2/0xc60
[  796.786016]  ? neigh_table_clear+0x390/0x390
[  796.790427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  796.795962]  ? check_preemption_disabled+0x48/0x280
[  796.800982]  ? __lock_is_held+0xb5/0x140
[  796.805049]  process_one_work+0xc90/0x1c40
[  796.809280]  ? mark_held_locks+0x130/0x130
[  796.813522]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  796.818189]  ? __switch_to_asm+0x40/0x70
[  796.822241]  ? __switch_to_asm+0x40/0x70
[  796.826292]  ? __switch_to_asm+0x34/0x70
[  796.830371]  ? __switch_to_asm+0x40/0x70
[  796.834426]  ? __switch_to_asm+0x34/0x70
[  796.838482]  ? __switch_to_asm+0x40/0x70
[  796.842533]  ? __switch_to_asm+0x34/0x70
[  796.846588]  ? __switch_to_asm+0x40/0x70
[  796.850652]  ? __schedule+0x8d7/0x21d0
[  796.854667]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  796.859260]  ? zap_class+0x640/0x640
[  796.862976]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  796.867755]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  796.872827]  ? lock_acquire+0x1ed/0x520
[  796.876793]  ? worker_thread+0x3e0/0x1390
[  796.880940]  ? kasan_check_read+0x11/0x20
[  796.885077]  ? do_raw_spin_lock+0x14f/0x350
[  796.889401]  ? kasan_check_read+0x11/0x20
[  796.893542]  ? rwlock_bug.part.2+0x90/0x90
[  796.897773]  ? trace_hardirqs_on+0x310/0x310
[  796.902304]  worker_thread+0x17f/0x1390
[  796.906266]  ? __switch_to_asm+0x34/0x70
[  796.910340]  ? process_one_work+0x1c40/0x1c40
[  796.914843]  ? __sched_text_start+0x8/0x8
[  796.919005]  ? __kthread_parkme+0xce/0x1a0
[  796.923412]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  796.928527]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  796.933645]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  796.938223]  ? trace_hardirqs_on+0xbd/0x310
[  796.942537]  ? kasan_check_read+0x11/0x20
[  796.946679]  ? __kthread_parkme+0xce/0x1a0
[  796.950911]  ? trace_hardirqs_off_caller+0x310/0x310
[  796.956111]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  796.961213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  796.966756]  ? __kthread_parkme+0xfb/0x1a0
[  796.971251]  ? process_one_work+0x1c40/0x1c40
[  796.975741]  kthread+0x35a/0x440
[  796.979102]  ? kthread_stop+0x900/0x900
[  796.983078]  ret_from_fork+0x3a/0x50
[  796.986799] warn_alloc_show_mem: 1 callbacks suppressed
[  796.986809] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  796.986811] Mem-Info:
[  796.986843] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  796.986843]  active_file:32 inactive_file:0 isolated_file:0
[  796.986843]  unevictable:0 dirty:0 writeback:0 unstable:0
[  796.986843]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  796.986843]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  796.986843]  free:13730 free_pcp:227 free_cma:0
[  796.992180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  796.999188] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  797.001572] Call Trace:
[  797.034517] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  797.043856]  <IRQ>
[  797.072006] lowmem_reserve[]: 0 2818 6321 6321
[  797.074581]  dump_stack+0x244/0x39d
[  797.100651] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  797.102789]  ? dump_stack_print_info.cold.1+0x20/0x20
[  797.107339] lowmem_reserve[]: 0 0 3503 3503
[  797.110970]  warn_alloc.cold.116+0xb7/0x1bd
[  797.145492] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  797.150675]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  797.154962] lowmem_reserve[]: 0 0 0 0
[  797.159270]  ? lock_downgrade+0x900/0x900
[  797.188766] 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
[  797.193628]  ? trace_hardirqs_off+0xb8/0x310
[  797.197389] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  797.201524]  ? trace_hardirqs_off+0xb8/0x310
[  797.215012] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  797.219496]  __alloc_pages_slowpath+0x26e8/0x2e10
[  797.234202] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  797.238613]  ? warn_alloc+0x120/0x120
[  797.252788] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  797.257607]  ? print_usage_bug+0xc0/0xc0
[  797.266412] 6658 total pagecache pages
[  797.270446]  ? warn_alloc+0x120/0x120
[  797.278998] 0 pages in swap cache
[  797.283035]  ? warn_alloc+0x120/0x120
[  797.286900] Swap cache stats: add 0, delete 0, find 0/0
[  797.290678]  ? print_usage_bug+0xc0/0xc0
[  797.294097] Free swap  = 0kB
[  797.297884]  ? print_usage_bug+0xc0/0xc0
[  797.303218] Total swap = 0kB
[  797.307268]  ? __lock_acquire+0x62f/0x4c20
[  797.310257] 1965979 pages RAM
[  797.314306]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  797.317286] 0 pages HighMem/MovableOnly
[  797.317294] 342853 pages reserved
[  797.321511]  ? should_fail+0x22d/0xd01
[  797.324585] 0 pages cma reserved
[  797.330107]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  797.334166] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  797.337489]  ? __lock_acquire+0x62f/0x4c20
[  797.341355] kworker/1:0 cpuset=/ mems_allowed=0
[  797.344709]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  797.374357]  ? __lock_acquire+0x62f/0x4c20
[  797.378581]  ? should_fail+0x22d/0xd01
[  797.382454]  ? find_held_lock+0x36/0x1c0
[  797.386530]  ? mark_held_locks+0x130/0x130
[  797.390761]  ? mark_held_locks+0x130/0x130
[  797.395085]  ? zap_class+0x640/0x640
[  797.398793]  ? zap_class+0x640/0x640
[  797.402500]  ? print_usage_bug+0xc0/0xc0
[  797.406566]  ? do_raw_spin_unlock+0xa7/0x330
[  797.410968]  ? zap_class+0x640/0x640
[  797.414668]  ? print_usage_bug+0xc0/0xc0
[  797.418723]  ? wq_watchdog_touch+0x9c/0xfe
[  797.422959]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.428505]  ? check_preemption_disabled+0x48/0x280
[  797.433557]  ? __lock_is_held+0xb5/0x140
[  797.437642]  __alloc_pages_nodemask+0xa80/0xde0
[  797.442326]  ? zap_class+0x640/0x640
[  797.446043]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  797.451085]  ? find_held_lock+0x36/0x1c0
[  797.455143]  ? ____cache_alloc_node+0x1c7/0x1e0
[  797.459803]  ? lock_downgrade+0x900/0x900
[  797.463949]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.469768]  cache_grow_begin+0xa5/0x8c0
[  797.473825]  ? do_raw_spin_unlock+0xa7/0x330
[  797.478242]  fallback_alloc+0x204/0x2e0
[  797.482218]  ____cache_alloc_node+0x1c7/0x1e0
[  797.486707]  kmem_cache_alloc_node+0xe3/0x730
[  797.491194]  ? ipv6_get_ifaddr+0x42e/0x620
[  797.495425]  __alloc_skb+0x119/0x770
[  797.499123]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  797.504395]  ? netdev_alloc_frag+0x1f0/0x1f0
[  797.508794]  ? lock_downgrade+0x900/0x900
[  797.513037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.518560]  ? refcount_sub_and_test_checked+0x203/0x310
[  797.524070]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  797.529641]  ? addrconf_rs_timer+0x690/0x690
[  797.534068]  ndisc_alloc_skb+0x144/0x340
[  797.538126]  ndisc_send_rs+0x331/0x6e0
[  797.542006]  addrconf_rs_timer+0x314/0x690
[  797.546237]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  797.550476]  call_timer_fn+0x272/0x920
[  797.554358]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  797.558581]  ? process_timeout+0x40/0x40
[  797.562658]  ? mark_held_locks+0xc7/0x130
[  797.566798]  ? _raw_spin_unlock_irq+0x27/0x80
[  797.571462]  ? _raw_spin_unlock_irq+0x27/0x80
[  797.575953]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  797.580180]  ? lockdep_hardirqs_on+0x296/0x5b0
[  797.584756]  ? trace_hardirqs_on+0xbd/0x310
[  797.589092]  ? kasan_check_read+0x11/0x20
[  797.593229]  ? __run_timers+0x7da/0xc70
[  797.597196]  ? trace_hardirqs_off_caller+0x310/0x310
[  797.602298]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  797.606538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  797.610765]  __run_timers+0x7e5/0xc70
[  797.614567]  ? timer_fixup_init+0x70/0x70
[  797.618801]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  797.623814]  ? zap_class+0x640/0x640
[  797.627527]  ? print_usage_bug+0xc0/0xc0
[  797.631584]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  797.636774]  ? find_held_lock+0x36/0x1c0
[  797.640830]  ? zap_class+0x640/0x640
[  797.644624]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.650156]  ? check_preemption_disabled+0x48/0x280
[  797.655168]  ? __lock_is_held+0xb5/0x140
[  797.659657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.665184]  ? check_preemption_disabled+0x48/0x280
[  797.670457]  run_timer_softirq+0x52/0xb0
[  797.674509]  ? rcu_read_lock_sched_held+0x14f/0x180
[  797.679514]  __do_softirq+0x308/0xb7e
[  797.683304]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  797.687809]  ? lock_downgrade+0x900/0x900
[  797.691948]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  797.697046]  ? pvclock_read_flags+0x160/0x160
[  797.701542]  ? lapic_next_event+0x5a/0x90
[  797.705780]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.711341]  ? kvm_clock_read+0x18/0x30
[  797.715317]  ? kvm_sched_clock_read+0x9/0x20
[  797.719740]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.725264]  ? check_preemption_disabled+0x48/0x280
[  797.730385]  irq_exit+0x17f/0x1c0
[  797.733859]  smp_apic_timer_interrupt+0x1cb/0x760
[  797.738713]  ? smp_reschedule_interrupt+0x109/0x650
[  797.743716]  ? smp_call_function_single_interrupt+0x650/0x650
[  797.749586]  ? interrupt_entry+0xb5/0xc0
[  797.753674]  ? trace_hardirqs_off_caller+0xbb/0x310
[  797.758687]  ? trace_hardirqs_off_caller+0xbb/0x310
[  797.763699]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  797.768540]  ? trace_hardirqs_on_caller+0x310/0x310
[  797.773806]  ? trace_hardirqs_on_caller+0x310/0x310
[  797.778810]  ? task_prio+0x50/0x50
[  797.782343]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.787873]  ? check_preemption_disabled+0x48/0x280
[  797.792889]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  797.797731]  apic_timer_interrupt+0xf/0x20
[  797.801965]  </IRQ>
[  797.804199] RIP: 0010:console_unlock+0x102f/0x1190
[  797.809125] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  797.828253] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  797.835948] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  797.843204] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  797.850461] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  797.857721] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  797.864983] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  797.872503]  ? netconsole_netdev_event+0x280/0x280
[  797.877442]  ? console_unlock+0x1026/0x1190
[  797.881790]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  797.886444]  ? vprintk_emit+0x846/0x990
[  797.890497]  ? lock_release+0xa00/0xa00
[  797.894466]  ? trace_hardirqs_on+0x70/0x310
[  797.898772]  ? vprintk_default+0x28/0x30
[  797.902825]  ? trace_hardirqs_off_caller+0x310/0x310
[  797.907915]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  797.913441]  vprintk_emit+0x391/0x990
[  797.917233]  ? wake_up_klogd+0x180/0x180
[  797.921285]  ? find_held_lock+0x11/0x1c0
[  797.925356]  ? mark_held_locks+0xc7/0x130
[  797.929600]  ? _raw_spin_unlock_irq+0x27/0x80
[  797.934085]  ? _raw_spin_unlock_irq+0x27/0x80
[  797.938572]  vprintk_default+0x28/0x30
[  797.942470]  vprintk_func+0x7e/0x181
[  797.946192]  printk+0xa7/0xcf
[  797.949291]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  797.954063]  ? _raw_spin_unlock_irq+0x60/0x80
[  797.958557]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  797.963827]  dump_header+0x7cc/0xf72
[  797.967539]  ? pagefault_out_of_memory+0x197/0x197
[  797.972685]  ? __lock_acquire+0x62f/0x4c20
[  797.976919]  ? print_usage_bug+0xc0/0xc0
[  797.980975]  ? zap_class+0x640/0x640
[  797.984766]  ? zap_class+0x640/0x640
[  797.988485]  ? print_usage_bug+0xc0/0xc0
[  797.992538]  ? print_usage_bug+0xc0/0xc0
[  797.996595]  ? find_held_lock+0x36/0x1c0
[  798.000648]  ? mark_held_locks+0xc7/0x130
[  798.004795]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  798.009887]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  798.014984]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  798.019574]  ? trace_hardirqs_on+0xbd/0x310
[  798.023894]  ? kasan_check_read+0x11/0x20
[  798.028030]  ? ___ratelimit+0x3b4/0x672
[  798.031997]  ? trace_hardirqs_off_caller+0x310/0x310
[  798.037522]  ? trace_hardirqs_on+0x310/0x310
[  798.041920]  ? lock_downgrade+0x900/0x900
[  798.046089]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  798.051183]  ? ___ratelimit+0x3b9/0x672
[  798.055152]  ? idr_get_free+0xf70/0xf70
[  798.059115]  ? kasan_check_read+0x11/0x20
[  798.063254]  ? do_raw_spin_unlock+0xa7/0x330
[  798.067679]  oom_kill_process.cold.27+0x10/0x903
[  798.072679]  ? zap_class+0x640/0x640
[  798.076492]  ? _raw_spin_unlock+0x2c/0x50
[  798.080631]  ? oom_badness+0xe6/0xaa0
[  798.084428]  ? oom_evaluate_task+0x540/0x540
[  798.088829]  ? find_held_lock+0x36/0x1c0
[  798.092893]  ? out_of_memory+0x974/0x1430
[  798.097028]  ? lock_downgrade+0x900/0x900
[  798.101162]  ? check_preemption_disabled+0x48/0x280
[  798.106166]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  798.111087]  ? kasan_check_read+0x11/0x20
[  798.115223]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  798.120487]  ? rcu_softirq_qs+0x20/0x20
[  798.124450]  ? kasan_check_write+0x14/0x20
[  798.128667]  ? oom_evaluate_task+0x302/0x540
[  798.133068]  out_of_memory+0xa84/0x1430
[  798.137043]  ? oom_killer_disable+0x3a0/0x3a0
[  798.141540]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  798.146466]  ? __ww_mutex_check_waiters+0x160/0x160
[  798.151480]  __alloc_pages_slowpath+0x2354/0x2e10
[  798.156366]  ? warn_alloc+0x120/0x120
[  798.160154]  ? mark_held_locks+0x130/0x130
[  798.164386]  ? find_get_entry+0xaae/0x1120
[  798.168616]  ? filemap_map_pages+0x1a20/0x1a20
[  798.173433]  ? zap_class+0x640/0x640
[  798.177156]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  798.182699]  ? check_preemption_disabled+0x48/0x280
[  798.187705]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  798.193253]  ? should_fail+0x22d/0xd01
[  798.197140]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  798.202255]  ? zap_class+0x640/0x640
[  798.206001]  ? __lock_is_held+0xb5/0x140
[  798.210064]  ? mark_held_locks+0x130/0x130
[  798.214394]  ? lock_release+0xa00/0xa00
[  798.218357]  ? perf_trace_sched_process_exec+0x860/0x860
[  798.223795]  ? xa_load+0x2ba/0x460
[  798.227330]  ? lock_downgrade+0x900/0x900
[  798.231471]  ? __might_sleep+0x95/0x190
[  798.235446]  __alloc_pages_nodemask+0xa80/0xde0
[  798.240112]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  798.245120]  ? __page_cache_alloc+0x191/0x5c0
[  798.249696]  ? xa_load+0x2e1/0x460
[  798.253230]  ? xa_clear_mark+0x40/0x40
[  798.257109]  ? zap_class+0x640/0x640
[  798.260821]  ? zap_class+0x640/0x640
[  798.264522]  ? zap_class+0x640/0x640
[  798.268245]  ? __do_page_cache_readahead+0x663/0x810
[  798.273624]  ? find_held_lock+0x36/0x1c0
[  798.277675]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  798.283206]  alloc_pages_current+0x173/0x350
[  798.287614]  __page_cache_alloc+0x38c/0x5c0
[  798.291948]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  798.296869]  ? kasan_check_read+0x11/0x20
[  798.301013]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  798.306282]  ? generic_perform_write+0x6a0/0x6a0
[  798.311067]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  798.316619]  ? check_preemption_disabled+0x48/0x280
[  798.321660]  filemap_fault+0x1595/0x25f0
[  798.325725]  ? __lock_page_or_retry+0xa00/0xa00
[  798.330390]  ? mark_held_locks+0x130/0x130
[  798.334623]  ? filemap_map_pages+0xd6b/0x1a20
[  798.339225]  ? lock_downgrade+0x900/0x900
[  798.343367]  ? check_preemption_disabled+0x48/0x280
[  798.348374]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  798.353306]  ? kasan_check_read+0x11/0x20
[  798.357443]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  798.362709]  ? rcu_softirq_qs+0x20/0x20
[  798.366681]  ? filemap_map_pages+0xd92/0x1a20
[  798.371431]  ? find_get_entries_tag+0x1400/0x1400
[  798.376264]  ? futex_wake+0x760/0x760
[  798.380069]  ? lock_acquire+0x1ed/0x520
[  798.384035]  ? ext4_filemap_fault+0x7a/0xad
[  798.388352]  ? lock_release+0xa00/0xa00
[  798.392333]  ? perf_trace_sched_process_exec+0x860/0x860
[  798.397779]  ? print_usage_bug+0xc0/0xc0
[  798.401840]  ? print_usage_bug+0xc0/0xc0
[  798.405898]  ? down_read+0x8d/0x120
[  798.409508]  ? ext4_filemap_fault+0x7a/0xad
[  798.413814]  ? __down_interruptible+0x700/0x700
[  798.418480]  ext4_filemap_fault+0x82/0xad
[  798.422621]  __do_fault+0x100/0x6b0
[  798.426272]  ? pmd_devmap_trans_unstable+0x220/0x220
[  798.431376]  ? mark_held_locks+0x130/0x130
[  798.435601]  ? mark_held_locks+0x130/0x130
[  798.439824]  ? __might_fault+0x12b/0x1e0
[  798.443872]  ? lock_downgrade+0x900/0x900
[  798.448023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  798.453558]  __handle_mm_fault+0x3ea0/0x5be0
[  798.457966]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  798.462813]  ? kasan_check_read+0x11/0x20
[  798.466948]  ? _copy_to_user+0xc8/0x110
[  798.471189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  798.476722]  ? zap_class+0x640/0x640
[  798.480423]  ? zap_class+0x640/0x640
[  798.484160]  ? find_held_lock+0x36/0x1c0
[  798.488224]  ? handle_mm_fault+0x42a/0xc70
[  798.492450]  ? lock_downgrade+0x900/0x900
[  798.496588]  ? check_preemption_disabled+0x48/0x280
[  798.501596]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  798.506530]  ? kasan_check_read+0x11/0x20
[  798.510664]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  798.515948]  ? rcu_softirq_qs+0x20/0x20
[  798.519914]  ? trace_hardirqs_off_caller+0x310/0x310
[  798.525021]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  798.530549]  ? check_preemption_disabled+0x48/0x280
[  798.535561]  handle_mm_fault+0x54f/0xc70
[  798.539617]  ? __handle_mm_fault+0x5be0/0x5be0
[  798.544201]  ? find_vma+0x34/0x190
[  798.547738]  __do_page_fault+0x5e8/0xe60
[  798.551792]  ? trace_hardirqs_off+0xb8/0x310
[  798.556199]  do_page_fault+0xf2/0x7e0
[  798.559988]  ? vmalloc_sync_all+0x30/0x30
[  798.564123]  ? error_entry+0x70/0xd0
[  798.567832]  ? trace_hardirqs_off_caller+0xbb/0x310
[  798.573088]  ? trace_hardirqs_on_caller+0xc0/0x310
[  798.578008]  ? syscall_return_slowpath+0x5e0/0x5e0
[  798.582927]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  798.587757]  ? trace_hardirqs_on_caller+0x310/0x310
[  798.592758]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  798.598223]  ? prepare_exit_to_usermode+0x291/0x3b0
[  798.603233]  ? page_fault+0x8/0x30
[  798.606771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  798.611614]  ? page_fault+0x8/0x30
[  798.615139]  page_fault+0x1e/0x30
[  798.618578] RIP: 0033:0x407e06
[  798.621776] Code: Bad RIP value.
[  798.625131] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  798.630500] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  798.637759] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  798.645016] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  798.652282] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  798.659992] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  798.667293] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  798.667363] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  798.675132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  798.675151] Workqueue: events_power_efficient neigh_periodic_work
[  798.675158] Call Trace:
[  798.675177]  dump_stack+0x244/0x39d
[  798.681729] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  798.690988]  ? dump_stack_print_info.cold.1+0x20/0x20
[  798.697186] syz-fuzzer cpuset=/ mems_allowed=0
[  798.699767]  warn_alloc.cold.116+0xb7/0x1bd
[  798.727603]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  798.732440]  ? lock_downgrade+0x900/0x900
[  798.736585]  ? trace_hardirqs_off+0xb8/0x310
[  798.740984]  ? trace_hardirqs_off+0xb8/0x310
[  798.745396]  __alloc_pages_slowpath+0x26e8/0x2e10
[  798.750262]  ? warn_alloc+0x120/0x120
[  798.754071]  ? warn_alloc+0x120/0x120
[  798.757868]  ? check_preemption_disabled+0x48/0x280
[  798.762880]  ? warn_alloc+0x120/0x120
[  798.766671]  ? print_usage_bug+0xc0/0xc0
[  798.771314]  ? __lock_acquire+0x62f/0x4c20
[  798.775545]  ? print_usage_bug+0xc0/0xc0
[  798.779612]  ? __lock_acquire+0x62f/0x4c20
[  798.783849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  798.789382]  ? should_fail+0x22d/0xd01
[  798.793279]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  798.798375]  ? __lock_acquire+0x62f/0x4c20
[  798.802606]  ? __lock_acquire+0x62f/0x4c20
[  798.806835]  ? should_fail+0x22d/0xd01
[  798.810729]  ? mark_held_locks+0x130/0x130
[  798.814960]  ? mark_held_locks+0x130/0x130
[  798.819209]  ? mark_held_locks+0xc7/0x130
[  798.823355]  ? zap_class+0x640/0x640
[  798.827207]  ? zap_class+0x640/0x640
[  798.830918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  798.836448]  ? check_preemption_disabled+0x48/0x280
[  798.841466]  ? __lock_is_held+0xb5/0x140
[  798.845526]  __alloc_pages_nodemask+0xa80/0xde0
[  798.850181]  ? zap_class+0x640/0x640
[  798.853892]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  798.858910]  ? find_held_lock+0x36/0x1c0
[  798.862984]  ? ____cache_alloc_node+0x1c7/0x1e0
[  798.867646]  ? lock_downgrade+0x900/0x900
[  798.872424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  798.877975]  cache_grow_begin+0xa5/0x8c0
[  798.882027]  ? do_raw_spin_unlock+0xa7/0x330
[  798.886453]  fallback_alloc+0x204/0x2e0
[  798.890426]  ____cache_alloc_node+0x1c7/0x1e0
[  798.894919]  kmem_cache_alloc_node+0xe3/0x730
[  798.899405]  ? zap_class+0x640/0x640
[  798.903125]  __alloc_skb+0x119/0x770
[  798.906842]  ? netdev_alloc_frag+0x1f0/0x1f0
[  798.911250]  ? neigh_periodic_work+0x8ca/0xc60
[  798.915835]  ? lock_downgrade+0x900/0x900
[  798.919982]  ? kasan_check_read+0x11/0x20
[  798.924124]  ? do_raw_write_lock+0x14f/0x310
[  798.928538]  __neigh_notify+0x8c/0x160
[  798.932431]  neigh_cleanup_and_release+0x7b/0xe0
[  798.937176]  neigh_periodic_work+0x8d2/0xc60
[  798.941589]  ? neigh_table_clear+0x390/0x390
[  798.946087]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  798.951614]  ? check_preemption_disabled+0x48/0x280
[  798.956634]  ? __lock_is_held+0xb5/0x140
[  798.960699]  process_one_work+0xc90/0x1c40
[  798.964944]  ? mark_held_locks+0x130/0x130
[  798.969186]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  798.974409]  ? __switch_to_asm+0x40/0x70
[  798.978464]  ? __switch_to_asm+0x40/0x70
[  798.982517]  ? __switch_to_asm+0x34/0x70
[  798.986573]  ? __switch_to_asm+0x40/0x70
[  798.990626]  ? __switch_to_asm+0x34/0x70
[  798.994679]  ? __switch_to_asm+0x40/0x70
[  798.998729]  ? __switch_to_asm+0x34/0x70
[  799.002787]  ? __switch_to_asm+0x40/0x70
[  799.006846]  ? __schedule+0x8d7/0x21d0
[  799.010729]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  799.015320]  ? zap_class+0x640/0x640
[  799.019033]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  799.023806]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  799.028398]  ? lock_acquire+0x1ed/0x520
[  799.032369]  ? worker_thread+0x3e0/0x1390
[  799.036521]  ? kasan_check_read+0x11/0x20
[  799.040681]  ? do_raw_spin_lock+0x14f/0x350
[  799.045009]  ? kasan_check_read+0x11/0x20
[  799.049152]  ? rwlock_bug.part.2+0x90/0x90
[  799.053388]  ? trace_hardirqs_on+0x310/0x310
[  799.057808]  worker_thread+0x17f/0x1390
[  799.061783]  ? __switch_to_asm+0x34/0x70
[  799.065944]  ? process_one_work+0x1c40/0x1c40
[  799.070834]  ? __sched_text_start+0x8/0x8
[  799.074992]  ? __kthread_parkme+0xce/0x1a0
[  799.079219]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  799.084318]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  799.089595]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  799.094280]  ? trace_hardirqs_on+0xbd/0x310
[  799.098589]  ? kasan_check_read+0x11/0x20
[  799.102724]  ? __kthread_parkme+0xce/0x1a0
[  799.106952]  ? trace_hardirqs_off_caller+0x310/0x310
[  799.112067]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  799.117177]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  799.122705]  ? __kthread_parkme+0xfb/0x1a0
[  799.126931]  ? process_one_work+0x1c40/0x1c40
[  799.131416]  kthread+0x35a/0x440
[  799.134795]  ? kthread_stop+0x900/0x900
[  799.138762]  ret_from_fork+0x3a/0x50
[  799.142483] warn_alloc_show_mem: 1 callbacks suppressed
[  799.142492] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  799.142494] Mem-Info:
[  799.142523] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  799.142523]  active_file:32 inactive_file:0 isolated_file:0
[  799.142523]  unevictable:0 dirty:0 writeback:0 unstable:0
[  799.142523]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  799.142523]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  799.142523]  free:13730 free_pcp:227 free_cma:0
[  799.147847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  799.147854] Call Trace:
[  799.154863] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  799.157252]  <IRQ>
[  799.190697] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  799.200065]  dump_stack+0x244/0x39d
[  799.202610] lowmem_reserve[]: 0 2818 6321 6321
[  799.230451]  ? dump_stack_print_info.cold.1+0x20/0x20
[  799.232572] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  799.258774]  warn_alloc.cold.116+0xb7/0x1bd
[  799.262364] lowmem_reserve[]: 0 0 3503 3503
[  799.266935]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  799.272547] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  799.300036]  ? lock_downgrade+0x900/0x900
[  799.304334] lowmem_reserve[]: 0 0 0 0
[  799.308650]  ? trace_hardirqs_off+0xb8/0x310
[  799.313543] 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
[  799.342598]  ? trace_hardirqs_off+0xb8/0x310
[  799.346712] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  799.350511]  __alloc_pages_slowpath+0x26e8/0x2e10
[  799.354891] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  799.368425]  ? warn_alloc+0x120/0x120
[  799.373327] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  799.388144]  ? print_usage_bug+0xc0/0xc0
[  799.392959] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  799.407088]  ? warn_alloc+0x120/0x120
[  799.410859] 6658 total pagecache pages
[  799.419679]  ? warn_alloc+0x120/0x120
[  799.423717] 0 pages in swap cache
[  799.432282]  ? print_usage_bug+0xc0/0xc0
[  799.436055] Swap cache stats: add 0, delete 0, find 0/0
[  799.439922]  ? kvm_clock_read+0x18/0x30
[  799.443689] Free swap  = 0kB
[  799.447137]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  799.451163] Total swap = 0kB
[  799.456519]  ? print_usage_bug+0xc0/0xc0
[  799.460471] 1965979 pages RAM
[  799.463472]  ? __lock_acquire+0x62f/0x4c20
[  799.468455] 0 pages HighMem/MovableOnly
[  799.471718]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  799.475753] 342853 pages reserved
[  799.478850]  ? should_fail+0x22d/0xd01
[  799.483048] 0 pages cma reserved
[  799.487008]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  799.492620] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  799.495947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  799.499803] kworker/1:0 cpuset=/ mems_allowed=0
[  799.503148]  ? __lock_acquire+0x62f/0x4c20
[  799.532613]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  799.537706]  ? __lock_acquire+0x62f/0x4c20
[  799.541931]  ? should_fail+0x22d/0xd01
[  799.545804]  ? rcu_irq_exit+0x1a2/0x390
[  799.549785]  ? mark_held_locks+0x130/0x130
[  799.554019]  ? mark_held_locks+0x130/0x130
[  799.558268]  ? mark_held_locks+0xc7/0x130
[  799.562413]  ? smp_apic_timer_interrupt+0x1cb/0x760
[  799.567435]  ? zap_class+0x640/0x640
[  799.571371]  ? print_usage_bug+0xc0/0xc0
[  799.575427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  799.580957]  ? check_preemption_disabled+0x48/0x280
[  799.585971]  ? __lock_is_held+0xb5/0x140
[  799.590030]  __alloc_pages_nodemask+0xa80/0xde0
[  799.594692]  ? zap_class+0x640/0x640
[  799.598404]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  799.603435]  ? find_held_lock+0x36/0x1c0
[  799.607518]  ? ____cache_alloc_node+0x1c7/0x1e0
[  799.612185]  ? lock_downgrade+0x900/0x900
[  799.616335]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  799.621865]  cache_grow_begin+0xa5/0x8c0
[  799.625918]  ? do_raw_spin_unlock+0xa7/0x330
[  799.630340]  fallback_alloc+0x204/0x2e0
[  799.634316]  ____cache_alloc_node+0x1c7/0x1e0
[  799.638808]  kmem_cache_alloc_node+0xe3/0x730
[  799.643296]  ? ipv6_get_ifaddr+0x42e/0x620
[  799.647535]  __alloc_skb+0x119/0x770
[  799.651252]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  799.656530]  ? netdev_alloc_frag+0x1f0/0x1f0
[  799.661427]  ? lock_downgrade+0x900/0x900
[  799.665580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  799.671395]  ? refcount_sub_and_test_checked+0x203/0x310
[  799.676849]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  799.682309]  ? addrconf_rs_timer+0x690/0x690
[  799.686719]  ndisc_alloc_skb+0x144/0x340
[  799.690791]  ndisc_send_rs+0x331/0x6e0
[  799.694687]  addrconf_rs_timer+0x314/0x690
[  799.698920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  799.703161]  call_timer_fn+0x272/0x920
[  799.707039]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  799.711271]  ? process_timeout+0x40/0x40
[  799.715332]  ? mark_held_locks+0xc7/0x130
[  799.719482]  ? _raw_spin_unlock_irq+0x27/0x80
[  799.723967]  ? _raw_spin_unlock_irq+0x27/0x80
[  799.728453]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  799.732679]  ? lockdep_hardirqs_on+0x296/0x5b0
[  799.737268]  ? trace_hardirqs_on+0xbd/0x310
[  799.741594]  ? kasan_check_read+0x11/0x20
[  799.745730]  ? __run_timers+0x7da/0xc70
[  799.749698]  ? trace_hardirqs_off_caller+0x310/0x310
[  799.754796]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  799.759023]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  799.763331]  __run_timers+0x7e5/0xc70
[  799.767127]  ? timer_fixup_init+0x70/0x70
[  799.771554]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  799.776564]  ? zap_class+0x640/0x640
[  799.780282]  ? print_usage_bug+0xc0/0xc0
[  799.784441]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  799.789628]  ? find_held_lock+0x36/0x1c0
[  799.793690]  ? zap_class+0x640/0x640
[  799.797401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  799.802932]  ? check_preemption_disabled+0x48/0x280
[  799.807952]  ? __lock_is_held+0xb5/0x140
[  799.813748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  799.819279]  ? check_preemption_disabled+0x48/0x280
[  799.824294]  run_timer_softirq+0x52/0xb0
[  799.828542]  ? rcu_read_lock_sched_held+0x14f/0x180
[  799.833570]  __do_softirq+0x308/0xb7e
[  799.837367]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  799.841865]  ? lock_downgrade+0x900/0x900
[  799.846130]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  799.851254]  ? pvclock_read_flags+0x160/0x160
[  799.855743]  ? lapic_next_event+0x5a/0x90
[  799.859880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  799.865409]  ? kvm_clock_read+0x18/0x30
[  799.869476]  ? kvm_sched_clock_read+0x9/0x20
[  799.874060]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  799.879590]  ? check_preemption_disabled+0x48/0x280
[  799.884605]  irq_exit+0x17f/0x1c0
[  799.888050]  smp_apic_timer_interrupt+0x1cb/0x760
[  799.892880]  ? smp_reschedule_interrupt+0x109/0x650
[  799.897886]  ? smp_call_function_single_interrupt+0x650/0x650
[  799.903752]  ? interrupt_entry+0xb5/0xc0
[  799.907805]  ? trace_hardirqs_off_caller+0xbb/0x310
[  799.912815]  ? trace_hardirqs_off_caller+0xbb/0x310
[  799.917822]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  799.922657]  ? trace_hardirqs_on_caller+0x310/0x310
[  799.927682]  ? trace_hardirqs_on_caller+0x310/0x310
[  799.932687]  ? task_prio+0x50/0x50
[  799.936215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  799.941748]  ? check_preemption_disabled+0x48/0x280
[  799.946764]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  799.951612]  apic_timer_interrupt+0xf/0x20
[  799.955827]  </IRQ>
[  799.958053] RIP: 0010:console_unlock+0x102f/0x1190
[  799.962967] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  799.982107] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  799.989894] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  799.997150] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  800.004404] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  800.011671] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  800.018931] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  800.026204]  ? netconsole_netdev_event+0x280/0x280
[  800.031158]  ? console_unlock+0x1026/0x1190
[  800.035496]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  800.040166]  ? vprintk_emit+0x846/0x990
[  800.044137]  ? lock_release+0xa00/0xa00
[  800.048107]  ? trace_hardirqs_on+0x70/0x310
[  800.052427]  ? vprintk_default+0x28/0x30
[  800.056488]  ? trace_hardirqs_off_caller+0x310/0x310
[  800.061587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  800.067129]  vprintk_emit+0x391/0x990
[  800.071194]  ? wake_up_klogd+0x180/0x180
[  800.075270]  ? find_held_lock+0x11/0x1c0
[  800.079336]  ? mark_held_locks+0xc7/0x130
[  800.083477]  ? _raw_spin_unlock_irq+0x27/0x80
[  800.087961]  ? _raw_spin_unlock_irq+0x27/0x80
[  800.092454]  vprintk_default+0x28/0x30
[  800.096351]  vprintk_func+0x7e/0x181
[  800.100056]  printk+0xa7/0xcf
[  800.103154]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  800.107903]  ? _raw_spin_unlock_irq+0x60/0x80
[  800.112396]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  800.117753]  dump_header+0x7cc/0xf72
[  800.121458]  ? pagefault_out_of_memory+0x197/0x197
[  800.126379]  ? __lock_acquire+0x62f/0x4c20
[  800.130606]  ? print_usage_bug+0xc0/0xc0
[  800.134789]  ? zap_class+0x640/0x640
[  800.138582]  ? zap_class+0x640/0x640
[  800.142290]  ? print_usage_bug+0xc0/0xc0
[  800.146356]  ? print_usage_bug+0xc0/0xc0
[  800.150416]  ? find_held_lock+0x36/0x1c0
[  800.154479]  ? mark_held_locks+0xc7/0x130
[  800.158636]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  800.163729]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  800.168818]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  800.173585]  ? trace_hardirqs_on+0xbd/0x310
[  800.177898]  ? kasan_check_read+0x11/0x20
[  800.182032]  ? ___ratelimit+0x3b4/0x672
[  800.185998]  ? trace_hardirqs_off_caller+0x310/0x310
[  800.191095]  ? trace_hardirqs_on+0x310/0x310
[  800.195492]  ? lock_downgrade+0x900/0x900
[  800.199647]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  800.204743]  ? ___ratelimit+0x3b9/0x672
[  800.208711]  ? idr_get_free+0xf70/0xf70
[  800.212673]  ? kasan_check_read+0x11/0x20
[  800.216813]  ? do_raw_spin_unlock+0xa7/0x330
[  800.221230]  oom_kill_process.cold.27+0x10/0x903
[  800.225986]  ? zap_class+0x640/0x640
[  800.229705]  ? _raw_spin_unlock+0x2c/0x50
[  800.233839]  ? oom_badness+0xe6/0xaa0
[  800.237644]  ? oom_evaluate_task+0x540/0x540
[  800.242052]  ? find_held_lock+0x36/0x1c0
[  800.246107]  ? out_of_memory+0x974/0x1430
[  800.250260]  ? lock_downgrade+0x900/0x900
[  800.254403]  ? check_preemption_disabled+0x48/0x280
[  800.259410]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  800.264348]  ? kasan_check_read+0x11/0x20
[  800.268484]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  800.274034]  ? rcu_softirq_qs+0x20/0x20
[  800.277999]  ? kasan_check_write+0x14/0x20
[  800.282420]  ? oom_evaluate_task+0x302/0x540
[  800.286817]  out_of_memory+0xa84/0x1430
[  800.290781]  ? oom_killer_disable+0x3a0/0x3a0
[  800.295265]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  800.300183]  ? __ww_mutex_check_waiters+0x160/0x160
[  800.305193]  __alloc_pages_slowpath+0x2354/0x2e10
[  800.310054]  ? warn_alloc+0x120/0x120
[  800.313838]  ? mark_held_locks+0x130/0x130
[  800.318063]  ? find_get_entry+0xaae/0x1120
[  800.322294]  ? filemap_map_pages+0x1a20/0x1a20
[  800.326974]  ? zap_class+0x640/0x640
[  800.330686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  800.336228]  ? check_preemption_disabled+0x48/0x280
[  800.341250]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  800.346786]  ? should_fail+0x22d/0xd01
[  800.350687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  800.355787]  ? zap_class+0x640/0x640
[  800.359520]  ? __lock_is_held+0xb5/0x140
[  800.363581]  ? mark_held_locks+0x130/0x130
[  800.367813]  ? lock_release+0xa00/0xa00
[  800.371990]  ? perf_trace_sched_process_exec+0x860/0x860
[  800.377430]  ? xa_load+0x2ba/0x460
[  800.380964]  ? lock_downgrade+0x900/0x900
[  800.385210]  ? __might_sleep+0x95/0x190
[  800.389196]  __alloc_pages_nodemask+0xa80/0xde0
[  800.393875]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  800.399010]  ? __page_cache_alloc+0x191/0x5c0
[  800.403500]  ? xa_load+0x2e1/0x460
[  800.407032]  ? xa_clear_mark+0x40/0x40
[  800.410912]  ? zap_class+0x640/0x640
[  800.414626]  ? zap_class+0x640/0x640
[  800.418333]  ? zap_class+0x640/0x640
[  800.422036]  ? __do_page_cache_readahead+0x663/0x810
[  800.427134]  ? find_held_lock+0x36/0x1c0
[  800.431207]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  800.436757]  alloc_pages_current+0x173/0x350
[  800.441161]  __page_cache_alloc+0x38c/0x5c0
[  800.445480]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  800.450396]  ? kasan_check_read+0x11/0x20
[  800.454529]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  800.459793]  ? generic_perform_write+0x6a0/0x6a0
[  800.464537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  800.470060]  ? check_preemption_disabled+0x48/0x280
[  800.475264]  filemap_fault+0x1595/0x25f0
[  800.479342]  ? __lock_page_or_retry+0xa00/0xa00
[  800.484002]  ? mark_held_locks+0x130/0x130
[  800.488360]  ? filemap_map_pages+0xd6b/0x1a20
[  800.492845]  ? lock_downgrade+0x900/0x900
[  800.496982]  ? check_preemption_disabled+0x48/0x280
[  800.501985]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  800.506902]  ? kasan_check_read+0x11/0x20
[  800.511039]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  800.516307]  ? rcu_softirq_qs+0x20/0x20
[  800.520281]  ? filemap_map_pages+0xd92/0x1a20
[  800.524775]  ? find_get_entries_tag+0x1400/0x1400
[  800.529609]  ? futex_wake+0x760/0x760
[  800.533413]  ? lock_acquire+0x1ed/0x520
[  800.537372]  ? ext4_filemap_fault+0x7a/0xad
[  800.541791]  ? lock_release+0xa00/0xa00
[  800.545865]  ? perf_trace_sched_process_exec+0x860/0x860
[  800.551310]  ? print_usage_bug+0xc0/0xc0
[  800.555365]  ? print_usage_bug+0xc0/0xc0
[  800.559424]  ? down_read+0x8d/0x120
[  800.563035]  ? ext4_filemap_fault+0x7a/0xad
[  800.567346]  ? __down_interruptible+0x700/0x700
[  800.572272]  ext4_filemap_fault+0x82/0xad
[  800.576410]  __do_fault+0x100/0x6b0
[  800.580027]  ? pmd_devmap_trans_unstable+0x220/0x220
[  800.585124]  ? mark_held_locks+0x130/0x130
[  800.589351]  ? mark_held_locks+0x130/0x130
[  800.593578]  ? __might_fault+0x12b/0x1e0
[  800.597628]  ? lock_downgrade+0x900/0x900
[  800.601766]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  800.607295]  __handle_mm_fault+0x3ea0/0x5be0
[  800.611695]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  800.616538]  ? kasan_check_read+0x11/0x20
[  800.620673]  ? _copy_to_user+0xc8/0x110
[  800.624655]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  800.630186]  ? zap_class+0x640/0x640
[  800.633906]  ? zap_class+0x640/0x640
[  800.637614]  ? find_held_lock+0x36/0x1c0
[  800.641667]  ? handle_mm_fault+0x42a/0xc70
[  800.645901]  ? lock_downgrade+0x900/0x900
[  800.650057]  ? check_preemption_disabled+0x48/0x280
[  800.655062]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  800.660448]  ? kasan_check_read+0x11/0x20
[  800.664587]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  800.669850]  ? rcu_softirq_qs+0x20/0x20
[  800.674068]  ? trace_hardirqs_off_caller+0x310/0x310
[  800.679179]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  800.684712]  ? check_preemption_disabled+0x48/0x280
[  800.689723]  handle_mm_fault+0x54f/0xc70
[  800.693782]  ? __handle_mm_fault+0x5be0/0x5be0
[  800.698372]  ? find_vma+0x34/0x190
[  800.701911]  __do_page_fault+0x5e8/0xe60
[  800.705967]  ? trace_hardirqs_off+0xb8/0x310
[  800.710372]  do_page_fault+0xf2/0x7e0
[  800.714163]  ? vmalloc_sync_all+0x30/0x30
[  800.718305]  ? error_entry+0x70/0xd0
[  800.722013]  ? trace_hardirqs_off_caller+0xbb/0x310
[  800.727019]  ? trace_hardirqs_on_caller+0xc0/0x310
[  800.731939]  ? syscall_return_slowpath+0x5e0/0x5e0
[  800.737028]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  800.741860]  ? trace_hardirqs_on_caller+0x310/0x310
[  800.746870]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  800.752318]  ? prepare_exit_to_usermode+0x291/0x3b0
[  800.757325]  ? page_fault+0x8/0x30
[  800.760860]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  800.765719]  ? page_fault+0x8/0x30
[  800.769247]  page_fault+0x1e/0x30
[  800.772904] RIP: 0033:0x407e06
[  800.776095] Code: Bad RIP value.
[  800.779449] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  800.784802] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  800.792064] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  800.799326] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  800.806587] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  800.813848] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  800.821232] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 4.20.0-rc1+ #148
[  800.821266] rcu: INFO: rcu_preempt self-detected stall on CPU
[  800.828156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  800.828176] Workqueue: events_power_efficient neigh_periodic_work
[  800.834316] rcu: 	0-....: (249 ticks this GP) idle=fca/1/0x4000000000000004 softirq=65904/65905 fqs=34 
[  800.843366] Call Trace:
[  800.843386]  dump_stack+0x244/0x39d
[  800.843406]  ? dump_stack_print_info.cold.1+0x20/0x20
[  800.843432]  warn_alloc.cold.116+0xb7/0x1bd
[  800.843451]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  800.843471]  ? lock_downgrade+0x900/0x900
[  800.843494]  ? trace_hardirqs_off+0xb8/0x310
[  800.843515]  ? trace_hardirqs_off+0xb8/0x310
[  800.849893] rcu: 	 (t=10524 jiffies g=93805 q=51)
[  800.859523]  __alloc_pages_slowpath+0x26e8/0x2e10
[  800.862083] rcu: rcu_preempt kthread starved for 641 jiffies! g93805 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
[  800.865718]  ? warn_alloc+0x120/0x120
[  800.870848] rcu: RCU grace-period kthread stack dump:
[  800.870857] rcu_preempt     I22888    10      2 0x80000000
[  800.875688]  ? warn_alloc+0x120/0x120
[  800.880511] Call Trace:
[  800.884643]  ? check_preemption_disabled+0x48/0x280
[  800.889026]  __schedule+0x8cf/0x21d0
[  800.893404]  ? warn_alloc+0x120/0x120
[  800.898237]  ? __sched_text_start+0x8/0x8
[  800.903049]  ? print_usage_bug+0xc0/0xc0
[  800.913512]  ? add_timer_on+0xa20/0xa20
[  800.917368]  ? __lock_acquire+0x62f/0x4c20
[  800.922622]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  800.928232]  ? print_usage_bug+0xc0/0xc0
[  800.932007]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  800.934573]  ? __lock_acquire+0x62f/0x4c20
[  800.939564]  ? trace_hardirqs_on+0xbd/0x310
[  800.943256]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  800.947029]  ? kasan_check_read+0x11/0x20
[  800.951168]  ? should_fail+0x22d/0xd01
[  800.955381]  ? prepare_to_swait_event+0x25a/0x800
[  800.959335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  800.963547]  ? trace_hardirqs_off_caller+0x310/0x310
[  800.968633]  ? __lock_acquire+0x62f/0x4c20
[  800.972935]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  800.978021]  ? __lock_acquire+0x62f/0x4c20
[  800.982246]  schedule+0xfe/0x460
[  800.986544]  ? should_fail+0x22d/0xd01
[  800.992056]  ? __schedule+0x21d0/0x21d0
[  800.996190]  ? mark_held_locks+0x130/0x130
[  801.000057]  ? prepare_to_swait_event+0x25a/0x800
[  801.004874]  ? mark_held_locks+0x130/0x130
[  801.009954]  ? __init_swait_queue_head+0x150/0x150
[  801.015029]  ? mark_held_locks+0xc7/0x130
[  801.019260]  ? __lockdep_init_map+0x105/0x590
[  801.024336]  ? zap_class+0x640/0x640
[  801.028553]  ? lockdep_init_map+0x9/0x10
[  801.031893]  ? zap_class+0x640/0x640
[  801.035759]  schedule_timeout+0x140/0x260
[  801.039713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  801.043920]  ? usleep_range+0x1a0/0x1a0
[  801.048750]  ? check_preemption_disabled+0x48/0x280
[  801.052960]  ? __next_timer_interrupt+0x1a0/0x1a0
[  801.057874]  ? __lock_is_held+0xb5/0x140
[  801.062004]  rcu_gp_fqs_loop+0x762/0xa80
[  801.066466]  __alloc_pages_nodemask+0xa80/0xde0
[  801.070155]  ? rcu_gp_fqs_check_wake+0x170/0x170
[  801.074447]  ? zap_class+0x640/0x640
[  801.078137]  ? trace_hardirqs_off_caller+0x310/0x310
[  801.082265]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  801.087796]  ? perf_trace_sched_process_exec+0x860/0x860
[  801.091774]  ? find_held_lock+0x36/0x1c0
[  801.096939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  801.101765]  ? ____cache_alloc_node+0x1c7/0x1e0
[  801.105801]  ? rcu_gp_init+0x90b/0x1260
[  801.109856]  ? lock_downgrade+0x900/0x900
[  801.114499]  ? __switch_to_asm+0x34/0x70
[  801.119237]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  801.122928]  ? dump_blkd_tasks.isra.48+0xe0/0xe0
[  801.128027]  cache_grow_begin+0xa5/0x8c0
[  801.133018]  ? __switch_to_asm+0x40/0x70
[  801.138450]  ? do_raw_spin_unlock+0xa7/0x330
[  801.142487]  ? find_held_lock+0x36/0x1c0
[  801.148014]  fallback_alloc+0x204/0x2e0
[  801.152650]  ? zap_class+0x640/0x640
[  801.156604]  ____cache_alloc_node+0x1c7/0x1e0
[  801.160732]  ? prepare_to_swait_event+0x25a/0x800
[  801.164769]  kmem_cache_alloc_node+0xe3/0x730
[  801.170277]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  801.175523]  ? zap_class+0x640/0x640
[  801.179567]  ? find_held_lock+0x36/0x1c0
[  801.183626]  __alloc_skb+0x119/0x770
[  801.188011]  ? finish_swait+0x25d/0x430
[  801.192051]  ? netdev_alloc_frag+0x1f0/0x1f0
[  801.196002]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  801.199699]  ? neigh_periodic_work+0x8ca/0xc60
[  801.204168]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  801.208991]  ? lock_downgrade+0x900/0x900
[  801.213464]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  801.218544]  ? kasan_check_read+0x11/0x20
[  801.222236]  ? trace_hardirqs_on+0xbd/0x310
[  801.226279]  ? do_raw_write_lock+0x14f/0x310
[  801.229970]  ? kasan_check_read+0x11/0x20
[  801.233927]  __neigh_notify+0x8c/0x160
[  801.238326]  ? trace_hardirqs_off_caller+0x310/0x310
[  801.243408]  neigh_cleanup_and_release+0x7b/0xe0
[  801.247980]  ? __init_swait_queue_head+0x150/0x150
[  801.253072]  neigh_periodic_work+0x8d2/0xc60
[  801.257214]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  801.261771]  ? neigh_table_clear+0x390/0x390
[  801.265909]  ? finish_swait+0x25d/0x430
[  801.270231]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  801.274888]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  801.279108]  ? check_preemption_disabled+0x48/0x280
[  801.283056]  ? swake_up_locked+0x360/0x360
[  801.288154]  ? __lock_is_held+0xb5/0x140
[  801.292881]  ? trace_hardirqs_off_caller+0x310/0x310
[  801.297795]  process_one_work+0xc90/0x1c40
[  801.302169]  ? perf_trace_sched_process_exec+0x860/0x860
[  801.307254]  ? mark_held_locks+0x130/0x130
[  801.311640]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  801.315597]  ? pwq_dec_nr_in_flight+0x4a0/0x4a0
[  801.321108]  rcu_gp_kthread+0x341/0xc70
[  801.325664]  ? __switch_to_asm+0x40/0x70
[  801.330758]  ? rcu_gp_init+0x1260/0x1260
[  801.334964]  ? __switch_to_asm+0x40/0x70
[  801.339003]  ? mark_held_locks+0x130/0x130
[  801.344081]  ? __switch_to_asm+0x34/0x70
[  801.348293]  ? __schedule+0x168a/0x21d0
[  801.353721]  ? __switch_to_asm+0x40/0x70
[  801.357947]  ? _raw_spin_unlock_irq+0x27/0x80
[  801.363456]  ? __switch_to_asm+0x34/0x70
[  801.368101]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  801.372052]  ? __switch_to_asm+0x40/0x70
[  801.376342]  ? trace_hardirqs_on+0xbd/0x310
[  801.380377]  ? __switch_to_asm+0x34/0x70
[  801.384428]  ? kasan_check_read+0x11/0x20
[  801.388672]  ? __switch_to_asm+0x40/0x70
[  801.392713]  ? __schedule+0x168a/0x21d0
[  801.396669]  ? __schedule+0x8d7/0x21d0
[  801.400712]  ? trace_hardirqs_off_caller+0x310/0x310
[  801.405195]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  801.409235]  ? lock_pin_lock+0x350/0x350
[  801.413808]  ? zap_class+0x640/0x640
[  801.417844]  ? _raw_spin_unlock_irq+0x60/0x80
[  801.422159]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  801.426210]  ? __schedule+0x168a/0x21d0
[  801.430332]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  801.434369]  ? __switch_to_asm+0x40/0x70
[  801.438335]  ? lock_acquire+0x1ed/0x520
[  801.442275]  ? __switch_to_asm+0x40/0x70
[  801.447358]  ? worker_thread+0x3e0/0x1390
[  801.451925]  ? show_schedstat+0x731/0xf30
[  801.455969]  ? kasan_check_read+0x11/0x20
[  801.459655]  ? __sched_text_start+0x8/0x8
[  801.464121]  ? do_raw_spin_lock+0x14f/0x350
[  801.468866]  ? find_held_lock+0x36/0x1c0
[  801.473091]  ? kasan_check_read+0x11/0x20
[  801.477659]  ? __kthread_parkme+0xce/0x1a0
[  801.481688]  ? rwlock_bug.part.2+0x90/0x90
[  801.485636]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  801.489676]  ? trace_hardirqs_on+0x310/0x310
[  801.493797]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  801.497932]  worker_thread+0x17f/0x1390
[  801.502045]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  801.506166]  ? __switch_to_asm+0x34/0x70
[  801.510473]  ? trace_hardirqs_on+0xbd/0x310
[  801.514515]  ? process_one_work+0x1c40/0x1c40
[  801.518646]  ? kasan_check_read+0x11/0x20
[  801.522866]  ? __sched_text_start+0x8/0x8
[  801.527064]  ? __kthread_parkme+0xce/0x1a0
[  801.532159]  ? __kthread_parkme+0xce/0x1a0
[  801.536530]  ? trace_hardirqs_off_caller+0x310/0x310
[  801.541606]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  801.545565]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  801.550117]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  801.554165]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  801.558470]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  801.562960]  ? __kthread_parkme+0xfb/0x1a0
[  801.567090]  ? trace_hardirqs_on+0xbd/0x310
[  801.571219]  ? rcu_gp_init+0x1260/0x1260
[  801.575858]  ? kasan_check_read+0x11/0x20
[  801.575874]  ? __kthread_parkme+0xce/0x1a0
[  801.580085]  kthread+0x35a/0x440
[  801.585160]  ? trace_hardirqs_off_caller+0x310/0x310
[  801.590275]  ? kthread_stop+0x900/0x900
[  801.595360]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  801.600438]  ret_from_fork+0x3a/0x50
[  801.605964]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  801.610559] NMI backtrace for cpu 0
[  801.614728]  ? __kthread_parkme+0xfb/0x1a0
[  801.666239]  ? process_one_work+0x1c40/0x1c40
[  801.670736]  kthread+0x35a/0x440
[  801.674870]  ? kthread_stop+0x900/0x900
[  801.678841]  ret_from_fork+0x3a/0x50
[  801.682572] warn_alloc_show_mem: 1 callbacks suppressed
[  801.682582] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  801.682583] Mem-Info:
[  801.682619] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  801.682619]  active_file:32 inactive_file:0 isolated_file:0
[  801.682619]  unevictable:0 dirty:0 writeback:0 unstable:0
[  801.682619]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  801.682619]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  801.682619]  free:13730 free_pcp:227 free_cma:0
[  801.687937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  801.687945] Call Trace:
[  801.694959] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  801.697352]  <IRQ>
[  801.730292] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  801.739645]  dump_stack+0x244/0x39d
[  801.742206] lowmem_reserve[]: 0 2818 6321 6321
[  801.770156]  ? dump_stack_print_info.cold.1+0x20/0x20
[  801.773005] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  801.799106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  801.802698] lowmem_reserve[]: 0 0 3503 3503
[  801.807298]  ? do_raw_spin_lock+0x14f/0x350
[  801.812456] Node 0 Normal free:13836kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6848kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  801.840263]  nmi_cpu_backtrace.cold.2+0x5c/0xa1
[  801.845768] lowmem_reserve[]: 0 0 0 0
[  801.850080]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  801.854368] 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
[  801.883675]  nmi_trigger_cpumask_backtrace+0x1e8/0x22a
[  801.888324] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  801.892109]  arch_trigger_cpumask_backtrace+0x14/0x20
[  801.897260] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 96*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13932kB
[  801.910788]  rcu_dump_cpu_stacks+0x16f/0x1bc
[  801.916037] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  801.930851]  print_cpu_stall.cold.67+0x1f3/0x3c7
[  801.936012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  801.950123]  ? print_other_cpu_stall+0x160/0x160
[  801.954498] 6658 total pagecache pages
[  801.963315]  ? print_usage_bug+0xc0/0xc0
[  801.968044] 0 pages in swap cache
[  801.976842]  ? kasan_check_read+0x11/0x20
[  801.981569] Swap cache stats: add 0, delete 0, find 0/0
[  801.985441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  801.989470] Free swap  = 0kB
[  801.992918]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  801.997039] Total swap = 0kB
[  802.002382]  ? do_trace_rcu_torture_read+0x10/0x10
[  802.007885] 1965979 pages RAM
[  802.010884]  ? rcu_preempt_need_deferred_qs+0x74/0x1f0
[  802.016378] 0 pages HighMem/MovableOnly
[  802.016385] 342853 pages reserved
[  802.019405]  ? __lock_is_held+0xb5/0x140
[  802.024304] 0 pages cma reserved
[  802.027389]  ? __rcu_read_lock+0x50/0x50
[  802.051453]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.056977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.062496]  ? check_preemption_disabled+0x48/0x280
[  802.067502]  rcu_check_callbacks+0xf3b/0x13f0
[  802.072072]  ? rcutree_dead_cpu+0x10/0x10
[  802.076509]  ? lock_downgrade+0x900/0x900
[  802.080643]  ? lock_release+0x940/0xa00
[  802.084608]  ? zap_class+0x640/0x640
[  802.088308]  ? mark_held_locks+0x130/0x130
[  802.092541]  ? zap_class+0x640/0x640
[  802.096254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.101856]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  802.106423]  ? kvm_set_tsc_khz+0x540/0x540
[  802.110671]  ? warn_alloc.cold.116+0xd1/0x1bd
[  802.115181]  ? find_held_lock+0x36/0x1c0
[  802.119232]  ? zap_class+0x640/0x640
[  802.122930]  ? timekeeping_advance+0x3cc/0xc00
[  802.127503]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.133027]  ? check_preemption_disabled+0x48/0x280
[  802.138037]  ? trace_hardirqs_off+0xb8/0x310
[  802.142432]  ? __lock_is_held+0xb5/0x140
[  802.146478]  ? trace_hardirqs_on+0x310/0x310
[  802.150871]  ? check_preemption_disabled+0x48/0x280
[  802.155875]  ? raise_softirq+0x199/0x420
[  802.159921]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  802.164576]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.170095]  ? check_preemption_disabled+0x48/0x280
[  802.175359]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  802.180900]  ? hrtimer_run_queues+0x9a/0x400
[  802.185294]  ? run_local_timers+0x19b/0x230
[  802.189611]  ? timer_clear_idle+0x90/0x90
[  802.193741]  ? debug_smp_processor_id+0x1c/0x20
[  802.198399]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  802.204364]  ? account_process_tick+0x282/0x350
[  802.209023]  update_process_times+0x2d/0x70
[  802.213343]  tick_sched_handle+0x9f/0x180
[  802.217480]  tick_sched_timer+0x45/0x130
[  802.221526]  __hrtimer_run_queues+0x41c/0x10d0
[  802.226107]  ? tick_sched_do_timer+0x1a0/0x1a0
[  802.230680]  ? hrtimer_start_range_ns+0xe00/0xe00
[  802.235524]  ? pvclock_read_flags+0x160/0x160
[  802.240004]  ? trace_hardirqs_on+0x310/0x310
[  802.244399]  ? kvm_clock_read+0x18/0x30
[  802.248366]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  802.253363]  ? ktime_get_update_offsets_now+0x3b3/0x540
[  802.258709]  ? do_timer+0x50/0x50
[  802.262143]  ? rwlock_bug.part.2+0x90/0x90
[  802.266373]  ? trace_hardirqs_on+0x310/0x310
[  802.270764]  ? rcu_softirq_qs+0x20/0x20
[  802.274998]  hrtimer_interrupt+0x313/0x780
[  802.279245]  smp_apic_timer_interrupt+0x1a1/0x760
[  802.284082]  ? smp_call_function_single_interrupt+0x650/0x650
[  802.289960]  ? interrupt_entry+0xb5/0xc0
[  802.294005]  ? trace_hardirqs_off_caller+0xbb/0x310
[  802.299005]  ? ____cache_alloc_node+0x1c7/0x1e0
[  802.303658]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  802.308498]  ? trace_hardirqs_on_caller+0x310/0x310
[  802.313526]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  802.318358]  apic_timer_interrupt+0xf/0x20
[  802.322602] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  802.327948] Code: 3f 7e 0f 85 32 ff ff ff e8 15 e5 3d ff e9 28 ff ff ff e8 7c 1a c3 ff 48 83 3d 94 63 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 62 bd
[  802.346854] RSP: 0018:ffff8801dae07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
[  802.354547] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff100385c0540
[  802.361801] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
[  802.369056] RBP: ffff8801dae074c0 R08: ffff8801c2e02a00 R09: 0000000000000002
[  802.376567] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: ffff8801d9beec00
[  802.383821] R13: ffff8801d9beec00 R14: 0000000000000000 R15: 0000000000000286
[  802.391086]  ? apic_timer_interrupt+0xa/0x20
[  802.395495]  ? ipv6_get_ifaddr+0x42e/0x620
[  802.399720]  __alloc_skb+0x119/0x770
[  802.403413]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  802.408704]  ? netdev_alloc_frag+0x1f0/0x1f0
[  802.413095]  ? lock_downgrade+0x900/0x900
[  802.417232]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.422753]  ? refcount_sub_and_test_checked+0x203/0x310
[  802.428191]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  802.433630]  ? addrconf_rs_timer+0x690/0x690
[  802.438032]  ndisc_alloc_skb+0x144/0x340
[  802.442083]  ndisc_send_rs+0x331/0x6e0
[  802.445958]  addrconf_rs_timer+0x314/0x690
[  802.450185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  802.454414]  call_timer_fn+0x272/0x920
[  802.458285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  802.462522]  ? process_timeout+0x40/0x40
[  802.466574]  ? mark_held_locks+0xc7/0x130
[  802.470705]  ? _raw_spin_unlock_irq+0x27/0x80
[  802.475437]  ? _raw_spin_unlock_irq+0x27/0x80
[  802.479915]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  802.484137]  ? lockdep_hardirqs_on+0x296/0x5b0
[  802.488721]  ? trace_hardirqs_on+0xbd/0x310
[  802.493023]  ? kasan_check_read+0x11/0x20
[  802.497162]  ? __run_timers+0x7da/0xc70
[  802.501133]  ? trace_hardirqs_off_caller+0x310/0x310
[  802.506235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  802.510467]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  802.514685]  __run_timers+0x7e5/0xc70
[  802.518474]  ? timer_fixup_init+0x70/0x70
[  802.522609]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  802.527605]  ? zap_class+0x640/0x640
[  802.531304]  ? print_usage_bug+0xc0/0xc0
[  802.535360]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  802.540546]  ? find_held_lock+0x36/0x1c0
[  802.544598]  ? zap_class+0x640/0x640
[  802.548298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.553818]  ? check_preemption_disabled+0x48/0x280
[  802.558831]  ? __lock_is_held+0xb5/0x140
[  802.562876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.568412]  ? check_preemption_disabled+0x48/0x280
[  802.573632]  run_timer_softirq+0x52/0xb0
[  802.577678]  ? rcu_read_lock_sched_held+0x14f/0x180
[  802.582677]  __do_softirq+0x308/0xb7e
[  802.586466]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  802.590948]  ? lock_downgrade+0x900/0x900
[  802.595093]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  802.600185]  ? pvclock_read_flags+0x160/0x160
[  802.604669]  ? lapic_next_event+0x5a/0x90
[  802.608800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.614411]  ? kvm_clock_read+0x18/0x30
[  802.618381]  ? kvm_sched_clock_read+0x9/0x20
[  802.622778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.628304]  ? check_preemption_disabled+0x48/0x280
[  802.633327]  irq_exit+0x17f/0x1c0
[  802.636762]  smp_apic_timer_interrupt+0x1cb/0x760
[  802.641606]  ? smp_reschedule_interrupt+0x109/0x650
[  802.646610]  ? smp_call_function_single_interrupt+0x650/0x650
[  802.652480]  ? interrupt_entry+0xb5/0xc0
[  802.656527]  ? trace_hardirqs_off_caller+0xbb/0x310
[  802.662051]  ? trace_hardirqs_off_caller+0xbb/0x310
[  802.667066]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  802.671896]  ? trace_hardirqs_on_caller+0x310/0x310
[  802.677166]  ? trace_hardirqs_on_caller+0x310/0x310
[  802.682173]  ? task_prio+0x50/0x50
[  802.685696]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.691215]  ? check_preemption_disabled+0x48/0x280
[  802.696216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  802.701049]  apic_timer_interrupt+0xf/0x20
[  802.705264]  </IRQ>
[  802.707486] RIP: 0010:console_unlock+0x102f/0x1190
[  802.712438] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  802.731323] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  802.739015] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  802.746265] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  802.753538] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  802.760791] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  802.768042] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  802.775532]  ? netconsole_netdev_event+0x280/0x280
[  802.780566]  ? console_unlock+0x1026/0x1190
[  802.784886]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  802.789648]  ? vprintk_emit+0x846/0x990
[  802.793636]  ? lock_release+0xa00/0xa00
[  802.797615]  ? trace_hardirqs_on+0x70/0x310
[  802.801919]  ? vprintk_default+0x28/0x30
[  802.806433]  ? trace_hardirqs_off_caller+0x310/0x310
[  802.811524]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  802.817060]  vprintk_emit+0x391/0x990
[  802.820933]  ? wake_up_klogd+0x180/0x180
[  802.824992]  ? find_held_lock+0x11/0x1c0
[  802.829048]  ? mark_held_locks+0xc7/0x130
[  802.833182]  ? _raw_spin_unlock_irq+0x27/0x80
[  802.837658]  ? _raw_spin_unlock_irq+0x27/0x80
[  802.842144]  vprintk_default+0x28/0x30
[  802.846041]  vprintk_func+0x7e/0x181
[  802.849757]  printk+0xa7/0xcf
[  802.852847]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  802.857588]  ? _raw_spin_unlock_irq+0x60/0x80
[  802.862122]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  802.867401]  dump_header+0x7cc/0xf72
[  802.871104]  ? pagefault_out_of_memory+0x197/0x197
[  802.876254]  ? __lock_acquire+0x62f/0x4c20
[  802.880593]  ? print_usage_bug+0xc0/0xc0
[  802.884655]  ? zap_class+0x640/0x640
[  802.888357]  ? zap_class+0x640/0x640
[  802.892092]  ? print_usage_bug+0xc0/0xc0
[  802.896154]  ? print_usage_bug+0xc0/0xc0
[  802.900210]  ? find_held_lock+0x36/0x1c0
[  802.904264]  ? mark_held_locks+0xc7/0x130
[  802.908397]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  802.913485]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  802.918575]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  802.923155]  ? trace_hardirqs_on+0xbd/0x310
[  802.927459]  ? kasan_check_read+0x11/0x20
[  802.931592]  ? ___ratelimit+0x3b4/0x672
[  802.935549]  ? trace_hardirqs_off_caller+0x310/0x310
[  802.940633]  ? trace_hardirqs_on+0x310/0x310
[  802.945045]  ? lock_downgrade+0x900/0x900
[  802.949185]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  802.954273]  ? ___ratelimit+0x3b9/0x672
[  802.958233]  ? idr_get_free+0xf70/0xf70
[  802.962200]  ? kasan_check_read+0x11/0x20
[  802.966331]  ? do_raw_spin_unlock+0xa7/0x330
[  802.970730]  oom_kill_process.cold.27+0x10/0x903
[  802.975721]  ? zap_class+0x640/0x640
[  802.979425]  ? _raw_spin_unlock+0x2c/0x50
[  802.983551]  ? oom_badness+0xe6/0xaa0
[  802.987333]  ? oom_evaluate_task+0x540/0x540
[  802.991728]  ? find_held_lock+0x36/0x1c0
[  802.995779]  ? out_of_memory+0x974/0x1430
[  802.999915]  ? lock_downgrade+0x900/0x900
[  803.004050]  ? check_preemption_disabled+0x48/0x280
[  803.009057]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  803.013965]  ? kasan_check_read+0x11/0x20
[  803.018091]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  803.023347]  ? rcu_softirq_qs+0x20/0x20
[  803.027305]  ? kasan_check_write+0x14/0x20
[  803.031522]  ? oom_evaluate_task+0x302/0x540
[  803.035916]  out_of_memory+0xa84/0x1430
[  803.039893]  ? oom_killer_disable+0x3a0/0x3a0
[  803.044371]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  803.049283]  ? __ww_mutex_check_waiters+0x160/0x160
[  803.054294]  __alloc_pages_slowpath+0x2354/0x2e10
[  803.059148]  ? warn_alloc+0x120/0x120
[  803.062927]  ? mark_held_locks+0x130/0x130
[  803.067155]  ? find_get_entry+0xaae/0x1120
[  803.071378]  ? filemap_map_pages+0x1a20/0x1a20
[  803.076154]  ? zap_class+0x640/0x640
[  803.079858]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  803.085376]  ? check_preemption_disabled+0x48/0x280
[  803.090375]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  803.095906]  ? should_fail+0x22d/0xd01
[  803.099782]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  803.104980]  ? zap_class+0x640/0x640
[  803.108688]  ? __lock_is_held+0xb5/0x140
[  803.112735]  ? mark_held_locks+0x130/0x130
[  803.116955]  ? lock_release+0xa00/0xa00
[  803.120933]  ? perf_trace_sched_process_exec+0x860/0x860
[  803.126371]  ? xa_load+0x2ba/0x460
[  803.129901]  ? lock_downgrade+0x900/0x900
[  803.134041]  ? __might_sleep+0x95/0x190
[  803.138088]  __alloc_pages_nodemask+0xa80/0xde0
[  803.142756]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  803.147842]  ? __page_cache_alloc+0x191/0x5c0
[  803.152336]  ? xa_load+0x2e1/0x460
[  803.155865]  ? xa_clear_mark+0x40/0x40
[  803.159742]  ? zap_class+0x640/0x640
[  803.163449]  ? zap_class+0x640/0x640
[  803.167249]  ? zap_class+0x640/0x640
[  803.171301]  ? __do_page_cache_readahead+0x663/0x810
[  803.176653]  ? find_held_lock+0x36/0x1c0
[  803.180720]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  803.186245]  alloc_pages_current+0x173/0x350
[  803.190640]  __page_cache_alloc+0x38c/0x5c0
[  803.194946]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  803.199863]  ? kasan_check_read+0x11/0x20
[  803.203999]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  803.209263]  ? generic_perform_write+0x6a0/0x6a0
[  803.214006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  803.219529]  ? check_preemption_disabled+0x48/0x280
[  803.224534]  filemap_fault+0x1595/0x25f0
[  803.228657]  ? __lock_page_or_retry+0xa00/0xa00
[  803.233314]  ? mark_held_locks+0x130/0x130
[  803.237539]  ? filemap_map_pages+0xd6b/0x1a20
[  803.242020]  ? lock_downgrade+0x900/0x900
[  803.246179]  ? check_preemption_disabled+0x48/0x280
[  803.251177]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  803.256090]  ? kasan_check_read+0x11/0x20
[  803.260226]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  803.265486]  ? rcu_softirq_qs+0x20/0x20
[  803.269452]  ? filemap_map_pages+0xd92/0x1a20
[  803.274177]  ? find_get_entries_tag+0x1400/0x1400
[  803.279004]  ? futex_wake+0x760/0x760
[  803.282792]  ? lock_acquire+0x1ed/0x520
[  803.286748]  ? ext4_filemap_fault+0x7a/0xad
[  803.291056]  ? lock_release+0xa00/0xa00
[  803.295022]  ? perf_trace_sched_process_exec+0x860/0x860
[  803.300469]  ? print_usage_bug+0xc0/0xc0
[  803.304522]  ? print_usage_bug+0xc0/0xc0
[  803.308590]  ? down_read+0x8d/0x120
[  803.312198]  ? ext4_filemap_fault+0x7a/0xad
[  803.316507]  ? __down_interruptible+0x700/0x700
[  803.321182]  ext4_filemap_fault+0x82/0xad
[  803.325318]  __do_fault+0x100/0x6b0
[  803.328929]  ? pmd_devmap_trans_unstable+0x220/0x220
[  803.334019]  ? mark_held_locks+0x130/0x130
[  803.338241]  ? mark_held_locks+0x130/0x130
[  803.342461]  ? __might_fault+0x12b/0x1e0
[  803.346506]  ? lock_downgrade+0x900/0x900
[  803.350643]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  803.356183]  __handle_mm_fault+0x3ea0/0x5be0
[  803.360600]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  803.365427]  ? kasan_check_read+0x11/0x20
[  803.369569]  ? _copy_to_user+0xc8/0x110
[  803.373806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  803.379335]  ? zap_class+0x640/0x640
[  803.383045]  ? zap_class+0x640/0x640
[  803.386838]  ? find_held_lock+0x36/0x1c0
[  803.390892]  ? handle_mm_fault+0x42a/0xc70
[  803.395218]  ? lock_downgrade+0x900/0x900
[  803.399352]  ? check_preemption_disabled+0x48/0x280
[  803.404352]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  803.409262]  ? kasan_check_read+0x11/0x20
[  803.413425]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  803.418687]  ? rcu_softirq_qs+0x20/0x20
[  803.422647]  ? trace_hardirqs_off_caller+0x310/0x310
[  803.427746]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  803.433269]  ? check_preemption_disabled+0x48/0x280
[  803.438274]  handle_mm_fault+0x54f/0xc70
[  803.442323]  ? __handle_mm_fault+0x5be0/0x5be0
[  803.446897]  ? find_vma+0x34/0x190
[  803.450442]  __do_page_fault+0x5e8/0xe60
[  803.454487]  ? trace_hardirqs_off+0xb8/0x310
[  803.458904]  do_page_fault+0xf2/0x7e0
[  803.462691]  ? vmalloc_sync_all+0x30/0x30
[  803.466824]  ? error_entry+0x70/0xd0
[  803.470530]  ? trace_hardirqs_off_caller+0xbb/0x310
[  803.475726]  ? trace_hardirqs_on_caller+0xc0/0x310
[  803.480639]  ? syscall_return_slowpath+0x5e0/0x5e0
[  803.485546]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  803.490374]  ? trace_hardirqs_on_caller+0x310/0x310
[  803.495377]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  803.500817]  ? prepare_exit_to_usermode+0x291/0x3b0
[  803.505816]  ? page_fault+0x8/0x30
[  803.509369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  803.514197]  ? page_fault+0x8/0x30
[  803.517721]  page_fault+0x1e/0x30
[  803.521186] RIP: 0033:0x407e06
[  803.524394] Code: Bad RIP value.
[  803.527743] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  803.533085] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  803.540346] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  803.547593] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  803.554930] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  803.562197] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  803.569802] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  803.576674] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  803.586977] syz-fuzzer cpuset=/ mems_allowed=0
[  803.591299] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  803.591567] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  803.602035] syz-executor0 cpuset=syz0 mems_allowed=0
[  803.609035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  803.609041] Call Trace:
[  803.626020]  <IRQ>
[  803.628209]  dump_stack+0x244/0x39d
[  803.631832]  ? dump_stack_print_info.cold.1+0x20/0x20
[  803.637024]  warn_alloc.cold.116+0xb7/0x1bd
[  803.641338]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  803.646177]  ? lock_downgrade+0x900/0x900
[  803.650321]  ? trace_hardirqs_off+0xb8/0x310
[  803.654726]  ? trace_hardirqs_off+0xb8/0x310
[  803.659627]  __alloc_pages_slowpath+0x26e8/0x2e10
[  803.664481]  ? warn_alloc+0x120/0x120
[  803.668276]  ? print_usage_bug+0xc0/0xc0
[  803.672419]  ? warn_alloc+0x120/0x120
[  803.676457]  ? warn_alloc+0x120/0x120
[  803.680259]  ? print_usage_bug+0xc0/0xc0
[  803.684314]  ? print_usage_bug+0xc0/0xc0
[  803.688380]  ? __lock_acquire+0x62f/0x4c20
[  803.692610]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  803.698227]  ? should_fail+0x22d/0xd01
[  803.702113]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  803.707387]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  803.712482]  ? __lock_acquire+0x62f/0x4c20
[  803.716708]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  803.721814]  ? __lock_acquire+0x62f/0x4c20
[  803.726051]  ? should_fail+0x22d/0xd01
[  803.729952]  ? rcu_irq_exit+0x1a2/0x390
[  803.733919]  ? mark_held_locks+0x130/0x130
[  803.738146]  ? mark_held_locks+0x130/0x130
[  803.742364]  ? zap_class+0x640/0x640
[  803.746072]  ? print_usage_bug+0xc0/0xc0
[  803.750132]  ? zap_class+0x640/0x640
[  803.753850]  ? print_usage_bug+0xc0/0xc0
[  803.757902]  ? lock_downgrade+0x900/0x900
[  803.762053]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  803.767577]  ? check_preemption_disabled+0x48/0x280
[  803.772587]  ? __lock_is_held+0xb5/0x140
[  803.776913]  __alloc_pages_nodemask+0xa80/0xde0
[  803.781572]  ? zap_class+0x640/0x640
[  803.785297]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  803.790319]  ? find_held_lock+0x36/0x1c0
[  803.794468]  ? ____cache_alloc_node+0x1c7/0x1e0
[  803.799132]  ? lock_downgrade+0x900/0x900
[  803.803281]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  803.808816]  cache_grow_begin+0xa5/0x8c0
[  803.812877]  ? do_raw_spin_unlock+0xa7/0x330
[  803.817284]  fallback_alloc+0x204/0x2e0
[  803.821275]  ____cache_alloc_node+0x1c7/0x1e0
[  803.825942]  kmem_cache_alloc_node+0xe3/0x730
[  803.830431]  ? ipv6_get_ifaddr+0x42e/0x620
[  803.834669]  __alloc_skb+0x119/0x770
[  803.838373]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  803.843685]  ? netdev_alloc_frag+0x1f0/0x1f0
[  803.848087]  ? lock_downgrade+0x900/0x900
[  803.852258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  803.857790]  ? refcount_sub_and_test_checked+0x203/0x310
[  803.863239]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  803.868684]  ? addrconf_rs_timer+0x690/0x690
[  803.873148]  ndisc_alloc_skb+0x144/0x340
[  803.877447]  ndisc_send_rs+0x331/0x6e0
[  803.881332]  addrconf_rs_timer+0x314/0x690
[  803.885558]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  803.889806]  call_timer_fn+0x272/0x920
[  803.893679]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  803.897908]  ? process_timeout+0x40/0x40
[  803.901973]  ? mark_held_locks+0xc7/0x130
[  803.906128]  ? _raw_spin_unlock_irq+0x27/0x80
[  803.910629]  ? _raw_spin_unlock_irq+0x27/0x80
[  803.915123]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  803.919351]  ? lockdep_hardirqs_on+0x296/0x5b0
[  803.923950]  ? trace_hardirqs_on+0xbd/0x310
[  803.928274]  ? kasan_check_read+0x11/0x20
[  803.932419]  ? __run_timers+0x7da/0xc70
[  803.936389]  ? trace_hardirqs_off_caller+0x310/0x310
[  803.941497]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  803.945733]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  803.949958]  __run_timers+0x7e5/0xc70
[  803.953762]  ? timer_fixup_init+0x70/0x70
[  803.957909]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  803.962918]  ? zap_class+0x640/0x640
[  803.966632]  ? print_usage_bug+0xc0/0xc0
[  803.970692]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  803.976155]  ? find_held_lock+0x36/0x1c0
[  803.980216]  ? zap_class+0x640/0x640
[  803.983932]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  803.989465]  ? check_preemption_disabled+0x48/0x280
[  803.994493]  ? __lock_is_held+0xb5/0x140
[  803.998562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  804.004116]  ? check_preemption_disabled+0x48/0x280
[  804.009146]  run_timer_softirq+0x52/0xb0
[  804.013219]  ? rcu_read_lock_sched_held+0x14f/0x180
[  804.018317]  __do_softirq+0x308/0xb7e
[  804.022135]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  804.026625]  ? lock_downgrade+0x900/0x900
[  804.030773]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  804.035889]  ? pvclock_read_flags+0x160/0x160
[  804.040383]  ? lapic_next_event+0x5a/0x90
[  804.044530]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  804.050071]  ? kvm_clock_read+0x18/0x30
[  804.054048]  ? kvm_sched_clock_read+0x9/0x20
[  804.058448]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  804.063974]  ? check_preemption_disabled+0x48/0x280
[  804.068986]  irq_exit+0x17f/0x1c0
[  804.072459]  smp_apic_timer_interrupt+0x1cb/0x760
[  804.077595]  ? smp_reschedule_interrupt+0x109/0x650
[  804.082610]  ? smp_call_function_single_interrupt+0x650/0x650
[  804.088485]  ? interrupt_entry+0xb5/0xc0
[  804.092540]  ? trace_hardirqs_off_caller+0xbb/0x310
[  804.097543]  ? trace_hardirqs_off_caller+0xbb/0x310
[  804.102551]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  804.107401]  ? trace_hardirqs_on_caller+0x310/0x310
[  804.112422]  ? trace_hardirqs_on_caller+0x310/0x310
[  804.117437]  ? task_prio+0x50/0x50
[  804.120966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  804.126490]  ? check_preemption_disabled+0x48/0x280
[  804.131521]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  804.136448]  apic_timer_interrupt+0xf/0x20
[  804.140665]  </IRQ>
[  804.142897] RIP: 0010:console_unlock+0x102f/0x1190
[  804.147825] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  804.166741] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  804.174724] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  804.181983] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  804.189248] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  804.196516] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  804.203776] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  804.211047]  ? netconsole_netdev_event+0x280/0x280
[  804.215978]  ? console_unlock+0x1026/0x1190
[  804.220309]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  804.224966]  ? vprintk_emit+0x846/0x990
[  804.228940]  ? lock_release+0xa00/0xa00
[  804.233028]  ? trace_hardirqs_on+0x70/0x310
[  804.237344]  ? vprintk_default+0x28/0x30
[  804.241395]  ? trace_hardirqs_off_caller+0x310/0x310
[  804.246491]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  804.252025]  vprintk_emit+0x391/0x990
[  804.255913]  ? wake_up_klogd+0x180/0x180
[  804.259969]  ? find_held_lock+0x11/0x1c0
[  804.264034]  ? mark_held_locks+0xc7/0x130
[  804.268183]  ? _raw_spin_unlock_irq+0x27/0x80
[  804.272681]  ? _raw_spin_unlock_irq+0x27/0x80
[  804.277383]  vprintk_default+0x28/0x30
[  804.281260]  vprintk_func+0x7e/0x181
[  804.284963]  printk+0xa7/0xcf
[  804.288059]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  804.292809]  ? _raw_spin_unlock_irq+0x60/0x80
[  804.297297]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  804.302569]  dump_header+0x7cc/0xf72
[  804.306288]  ? pagefault_out_of_memory+0x197/0x197
[  804.311213]  ? __lock_acquire+0x62f/0x4c20
[  804.315453]  ? print_usage_bug+0xc0/0xc0
[  804.319504]  ? zap_class+0x640/0x640
[  804.323204]  ? zap_class+0x640/0x640
[  804.326926]  ? print_usage_bug+0xc0/0xc0
[  804.330984]  ? print_usage_bug+0xc0/0xc0
[  804.335061]  ? find_held_lock+0x36/0x1c0
[  804.339140]  ? mark_held_locks+0xc7/0x130
[  804.343280]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  804.348370]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  804.353462]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  804.358042]  ? trace_hardirqs_on+0xbd/0x310
[  804.362357]  ? kasan_check_read+0x11/0x20
[  804.366493]  ? ___ratelimit+0x3b4/0x672
[  804.370455]  ? trace_hardirqs_off_caller+0x310/0x310
[  804.375797]  ? trace_hardirqs_on+0x310/0x310
[  804.380206]  ? lock_downgrade+0x900/0x900
[  804.384368]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  804.389466]  ? ___ratelimit+0x3b9/0x672
[  804.393433]  ? idr_get_free+0xf70/0xf70
[  804.397400]  ? kasan_check_read+0x11/0x20
[  804.401625]  ? do_raw_spin_unlock+0xa7/0x330
[  804.406035]  oom_kill_process.cold.27+0x10/0x903
[  804.410782]  ? zap_class+0x640/0x640
[  804.414615]  ? _raw_spin_unlock+0x2c/0x50
[  804.418756]  ? oom_badness+0xe6/0xaa0
[  804.422550]  ? oom_evaluate_task+0x540/0x540
[  804.426948]  ? find_held_lock+0x36/0x1c0
[  804.431003]  ? out_of_memory+0x974/0x1430
[  804.435147]  ? lock_downgrade+0x900/0x900
[  804.439303]  ? check_preemption_disabled+0x48/0x280
[  804.444325]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  804.449257]  ? kasan_check_read+0x11/0x20
[  804.453395]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  804.458687]  ? rcu_softirq_qs+0x20/0x20
[  804.462664]  ? kasan_check_write+0x14/0x20
[  804.466884]  ? oom_evaluate_task+0x302/0x540
[  804.471283]  out_of_memory+0xa84/0x1430
[  804.475493]  ? oom_killer_disable+0x3a0/0x3a0
[  804.479976]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  804.484901]  ? __ww_mutex_check_waiters+0x160/0x160
[  804.489924]  __alloc_pages_slowpath+0x2354/0x2e10
[  804.494777]  ? warn_alloc+0x120/0x120
[  804.498562]  ? mark_held_locks+0x130/0x130
[  804.502808]  ? find_get_entry+0xaae/0x1120
[  804.507043]  ? filemap_map_pages+0x1a20/0x1a20
[  804.511627]  ? zap_class+0x640/0x640
[  804.515333]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  804.520857]  ? check_preemption_disabled+0x48/0x280
[  804.525950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  804.531494]  ? should_fail+0x22d/0xd01
[  804.535384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  804.540475]  ? zap_class+0x640/0x640
[  804.544205]  ? __lock_is_held+0xb5/0x140
[  804.548275]  ? mark_held_locks+0x130/0x130
[  804.552518]  ? lock_release+0xa00/0xa00
[  804.556502]  ? perf_trace_sched_process_exec+0x860/0x860
[  804.561945]  ? xa_load+0x2ba/0x460
[  804.565475]  ? lock_downgrade+0x900/0x900
[  804.569622]  ? __might_sleep+0x95/0x190
[  804.573585]  __alloc_pages_nodemask+0xa80/0xde0
[  804.578501]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  804.583505]  ? __page_cache_alloc+0x191/0x5c0
[  804.587987]  ? xa_load+0x2e1/0x460
[  804.591515]  ? xa_clear_mark+0x40/0x40
[  804.595501]  ? zap_class+0x640/0x640
[  804.599208]  ? zap_class+0x640/0x640
[  804.603009]  ? zap_class+0x640/0x640
[  804.606711]  ? __do_page_cache_readahead+0x663/0x810
[  804.611805]  ? find_held_lock+0x36/0x1c0
[  804.615859]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  804.621390]  alloc_pages_current+0x173/0x350
[  804.625789]  __page_cache_alloc+0x38c/0x5c0
[  804.630099]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  804.635123]  ? kasan_check_read+0x11/0x20
[  804.639258]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  804.644541]  ? generic_perform_write+0x6a0/0x6a0
[  804.649301]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  804.654829]  ? check_preemption_disabled+0x48/0x280
[  804.660342]  filemap_fault+0x1595/0x25f0
[  804.664408]  ? __lock_page_or_retry+0xa00/0xa00
[  804.669091]  ? mark_held_locks+0x130/0x130
[  804.673344]  ? filemap_map_pages+0xd6b/0x1a20
[  804.678040]  ? lock_downgrade+0x900/0x900
[  804.682188]  ? check_preemption_disabled+0x48/0x280
[  804.687197]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  804.692116]  ? kasan_check_read+0x11/0x20
[  804.696252]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  804.701518]  ? rcu_softirq_qs+0x20/0x20
[  804.705505]  ? filemap_map_pages+0xd92/0x1a20
[  804.709996]  ? find_get_entries_tag+0x1400/0x1400
[  804.714829]  ? futex_wake+0x760/0x760
[  804.718638]  ? lock_acquire+0x1ed/0x520
[  804.722603]  ? ext4_filemap_fault+0x7a/0xad
[  804.726922]  ? lock_release+0xa00/0xa00
[  804.730981]  ? perf_trace_sched_process_exec+0x860/0x860
[  804.736523]  ? print_usage_bug+0xc0/0xc0
[  804.740578]  ? print_usage_bug+0xc0/0xc0
[  804.744642]  ? down_read+0x8d/0x120
[  804.748259]  ? ext4_filemap_fault+0x7a/0xad
[  804.752570]  ? __down_interruptible+0x700/0x700
[  804.757241]  ext4_filemap_fault+0x82/0xad
[  804.761474]  __do_fault+0x100/0x6b0
[  804.765100]  ? pmd_devmap_trans_unstable+0x220/0x220
[  804.770199]  ? mark_held_locks+0x130/0x130
[  804.774563]  ? mark_held_locks+0x130/0x130
[  804.778797]  ? __might_fault+0x12b/0x1e0
[  804.782849]  ? lock_downgrade+0x900/0x900
[  804.786988]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  804.793254]  __handle_mm_fault+0x3ea0/0x5be0
[  804.797670]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  804.802511]  ? kasan_check_read+0x11/0x20
[  804.806652]  ? _copy_to_user+0xc8/0x110
[  804.810617]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  804.816155]  ? zap_class+0x640/0x640
[  804.819863]  ? zap_class+0x640/0x640
[  804.823678]  ? find_held_lock+0x36/0x1c0
[  804.827741]  ? handle_mm_fault+0x42a/0xc70
[  804.831973]  ? lock_downgrade+0x900/0x900
[  804.836215]  ? check_preemption_disabled+0x48/0x280
[  804.841224]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  804.846144]  ? kasan_check_read+0x11/0x20
[  804.850287]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  804.855558]  ? rcu_softirq_qs+0x20/0x20
[  804.859528]  ? trace_hardirqs_off_caller+0x310/0x310
[  804.864622]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  804.870153]  ? check_preemption_disabled+0x48/0x280
[  804.875421]  handle_mm_fault+0x54f/0xc70
[  804.880014]  ? __handle_mm_fault+0x5be0/0x5be0
[  804.884589]  ? find_vma+0x34/0x190
[  804.888127]  __do_page_fault+0x5e8/0xe60
[  804.892175]  ? trace_hardirqs_off+0xb8/0x310
[  804.896590]  do_page_fault+0xf2/0x7e0
[  804.900387]  ? vmalloc_sync_all+0x30/0x30
[  804.904524]  ? error_entry+0x70/0xd0
[  804.908225]  ? trace_hardirqs_off_caller+0xbb/0x310
[  804.913235]  ? trace_hardirqs_on_caller+0xc0/0x310
[  804.918156]  ? syscall_return_slowpath+0x5e0/0x5e0
[  804.923090]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  804.927923]  ? trace_hardirqs_on_caller+0x310/0x310
[  804.932928]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  804.938495]  ? prepare_exit_to_usermode+0x291/0x3b0
[  804.943504]  ? page_fault+0x8/0x30
[  804.947043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  804.951886]  ? page_fault+0x8/0x30
[  804.955435]  page_fault+0x1e/0x30
[  804.958888] RIP: 0033:0x407e06
[  804.962100] Code: Bad RIP value.
[  804.965452] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  804.970806] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  804.978317] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  804.985601] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  804.992863] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  805.000124] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  805.007399] Mem-Info:
[  805.007408] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  805.007418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  805.009819] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  805.009819]  active_file:32 inactive_file:0 isolated_file:0
[  805.009819]  unevictable:0 dirty:0 writeback:0 unstable:0
[  805.009819]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  805.009819]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  805.009819]  free:13762 free_pcp:227 free_cma:0
[  805.017067] Call Trace:
[  805.026444] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  805.059984]  dump_stack+0x244/0x39d
[  805.062536] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  805.090871]  ? dump_stack_print_info.cold.1+0x20/0x20
[  805.094457] lowmem_reserve[]: 0 2818 6321 6321
[  805.120574]  warn_alloc.cold.116+0xb7/0x1bd
[  805.125717] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:228kB free_cma:0kB
[  805.130305]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  805.134594] lowmem_reserve[]: 0 0 3503 3503
[  805.162084]  ? lock_downgrade+0x900/0x900
[  805.166903] Node 0 Normal free:13964kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:248kB free_cma:0kB
[  805.171221]  ? trace_hardirqs_off+0xb8/0x310
[  805.175627] lowmem_reserve[]: 0 0 0 0
[  805.204683]  ? trace_hardirqs_off+0xb8/0x310
[  805.209062] 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
[  805.212857]  __alloc_pages_slowpath+0x26e8/0x2e10
[  805.217229] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  805.230758]  ? warn_alloc+0x120/0x120
[  805.235548] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 97*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13964kB
[  805.250363]  ? zap_class+0x640/0x640
[  805.254136] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  805.268245]  ? warn_alloc+0x120/0x120
[  805.271930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  805.281039]  ? warn_alloc+0x120/0x120
[  805.284826] 6658 total pagecache pages
[  805.293380]  ? print_usage_bug+0xc0/0xc0
[  805.297151] 0 pages in swap cache
[  805.301033]  ? print_usage_bug+0xc0/0xc0
[  805.305079] Swap cache stats: add 0, delete 0, find 0/0
[  805.308509]  ? cpuacct_charge+0x265/0x440
[  805.312536] Free swap  = 0kB
[  805.317885]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  805.322002] Total swap = 0kB
[  805.325012]  ? should_fail+0x22d/0xd01
[  805.330515] 1965979 pages RAM
[  805.333517]  ? find_held_lock+0x36/0x1c0
[  805.337366] 0 pages HighMem/MovableOnly
[  805.337373] 342853 pages reserved
[  805.340484]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  805.344508] 0 pages cma reserved
[  805.348464]  ? __lock_acquire+0x62f/0x4c20
[  805.351945] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  805.356962]  ? should_fail+0x22d/0xd01
[  805.360650] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  805.364515]  ? __update_load_avg_blocked_se+0x690/0x690
[  805.370976] syz-fuzzer cpuset=/ mems_allowed=0
[  805.375308]  ? mark_held_locks+0x130/0x130
[  805.399736]  ? mark_held_locks+0x130/0x130
[  805.403971]  ? __lock_acquire+0x62f/0x4c20
[  805.408197]  ? update_load_avg+0x387/0x2470
[  805.412515]  ? zap_class+0x640/0x640
[  805.416226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  805.421757]  ? check_preemption_disabled+0x48/0x280
[  805.426881]  ? __lock_is_held+0xb5/0x140
[  805.430946]  __alloc_pages_nodemask+0xa80/0xde0
[  805.435623]  ? zap_class+0x640/0x640
[  805.439356]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  805.444375]  ? find_held_lock+0x36/0x1c0
[  805.448436]  ? ____cache_alloc_node+0x1c7/0x1e0
[  805.453183]  ? lock_downgrade+0x900/0x900
[  805.457331]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  805.462870]  cache_grow_begin+0xa5/0x8c0
[  805.466921]  ? do_raw_spin_unlock+0xa7/0x330
[  805.471327]  fallback_alloc+0x204/0x2e0
[  805.475747]  ____cache_alloc_node+0x1c7/0x1e0
[  805.480237]  kmem_cache_alloc+0x1f8/0x730
[  805.484403]  skb_clone+0x1bb/0x500
[  805.487935]  ? finish_task_switch+0x1b4/0x910
[  805.492418]  ? skb_split+0x11e0/0x11e0
[  805.496298]  ? preempt_notifier_register+0x200/0x200
[  805.501391]  ? __switch_to_asm+0x34/0x70
[  805.505437]  ? __switch_to_asm+0x34/0x70
[  805.509484]  ? __switch_to_asm+0x40/0x70
[  805.513532]  ? __switch_to_asm+0x34/0x70
[  805.517585]  ? __switch_to_asm+0x40/0x70
[  805.521635]  ? __switch_to_asm+0x34/0x70
[  805.525688]  ? __switch_to_asm+0x40/0x70
[  805.529734]  ? __switch_to_asm+0x34/0x70
[  805.533784]  ? __switch_to_asm+0x34/0x70
[  805.537833]  ? __switch_to_asm+0x40/0x70
[  805.541877]  ? __switch_to_asm+0x34/0x70
[  805.545933]  bpf_clone_redirect+0xb9/0x490
[  805.550168]  ? __schedule+0x8d7/0x21d0
[  805.554077]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  805.559117]  ? __sched_text_start+0x8/0x8
[  805.563262]  ? retint_kernel+0x2d/0x2d
[  805.567146]  ? find_held_lock+0x36/0x1c0
[  805.571205]  ? lock_acquire+0x1ed/0x520
[  805.575468]  ? bpf_test_run+0x3cb/0x780
[  805.579446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  805.584973]  ? check_preemption_disabled+0x48/0x280
[  805.589984]  ? kasan_check_read+0x11/0x20
[  805.594123]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  805.599414]  ? rcu_softirq_qs+0x20/0x20
[  805.603401]  ? preempt_schedule+0x4d/0x60
[  805.607573]  ? ___preempt_schedule+0x16/0x18
[  805.611990]  ? bpf_test_run+0x25d/0x780
[  805.615982]  ? netlink_diag_dump+0x2a0/0x2a0
[  805.620416]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  805.625947]  ? bpf_test_init.isra.10+0x70/0x100
[  805.630705]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  805.635464]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  805.640299]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  805.645831]  ? fput+0x130/0x1a0
[  805.649106]  ? __bpf_prog_get+0x9b/0x290
[  805.653168]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  805.658111]  ? bpf_prog_test_run+0x130/0x1a0
[  805.662519]  ? __x64_sys_bpf+0x3db/0x520
[  805.666584]  ? bpf_prog_get+0x20/0x20
[  805.670406]  ? do_syscall_64+0x1b9/0x820
[  805.674860]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  805.680221]  ? syscall_return_slowpath+0x5e0/0x5e0
[  805.685144]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  805.689989]  ? trace_hardirqs_on_caller+0x310/0x310
[  805.695005]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  805.700046]  ? prepare_exit_to_usermode+0x291/0x3b0
[  805.705083]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  805.709926]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  805.715409] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  805.715411] Mem-Info:
[  805.715463] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  805.715463]  active_file:32 inactive_file:0 isolated_file:0
[  805.715463]  unevictable:0 dirty:0 writeback:0 unstable:0
[  805.715463]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  805.715463]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  805.715463]  free:13762 free_pcp:227 free_cma:0
[  805.722449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  805.724872] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  805.757791] Call Trace:
[  805.767123] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  805.795427]  <IRQ>
[  805.798001] lowmem_reserve[]: 0 2818 6321 6321
[  805.824109]  dump_stack+0x244/0x39d
[  805.826729] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  805.831305]  ? dump_stack_print_info.cold.1+0x20/0x20
[  805.834893] lowmem_reserve[]: 0 0 3503 3503
[  805.862479]  warn_alloc.cold.116+0xb7/0x1bd
[  805.867627] Node 0 Normal free:13964kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  805.871935]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  805.876674] lowmem_reserve[]: 0 0 0 0
[  805.905721]  ? lock_downgrade+0x900/0x900
[  805.910530] 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
[  805.914324]  ? trace_hardirqs_off+0xb8/0x310
[  805.918436] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  805.931952]  ? trace_hardirqs_off+0xb8/0x310
[  805.936323] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 97*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13964kB
[  805.951071]  __alloc_pages_slowpath+0x26e8/0x2e10
[  805.955454] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  805.969587]  ? warn_alloc+0x120/0x120
[  805.975054] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  805.983867]  ? __lock_acquire+0x62f/0x4c20
[  805.987640] 6658 total pagecache pages
[  805.996193]  ? warn_alloc+0x120/0x120
[  806.000403] 0 pages in swap cache
[  806.004265]  ? warn_alloc+0x120/0x120
[  806.008054] Swap cache stats: add 0, delete 0, find 0/0
[  806.008062] Free swap  = 0kB
[  806.011497]  ? print_usage_bug+0xc0/0xc0
[  806.015265] Total swap = 0kB
[  806.020613]  ? print_usage_bug+0xc0/0xc0
[  806.023716] 1965979 pages RAM
[  806.027764]  ? check_usage_forwards+0x3d0/0x3d0
[  806.030758] 0 pages HighMem/MovableOnly
[  806.034801]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  806.037872] 342853 pages reserved
[  806.042529]  ? should_fail+0x22d/0xd01
[  806.046472] 0 pages cma reserved
[  806.052006]  ? __bfs+0x321/0x780
[  806.066023]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  806.071149]  ? __lock_acquire+0x62f/0x4c20
[  806.075796]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  806.077611] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  806.080898]  ? __lock_acquire+0x62f/0x4c20
[  806.091357] syz-executor0 cpuset=syz0 mems_allowed=0
[  806.095568]  ? should_fail+0x22d/0xd01
[  806.095589]  ? mark_held_locks+0x130/0x130
[  806.108742]  ? mark_held_locks+0x130/0x130
[  806.112988]  ? kasan_check_read+0x11/0x20
[  806.117123]  ? __lock_acquire+0x2aff/0x4c20
[  806.121434]  ? zap_class+0x640/0x640
[  806.125153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.130686]  ? check_preemption_disabled+0x48/0x280
[  806.135699]  ? __lock_is_held+0xb5/0x140
[  806.139783]  __alloc_pages_nodemask+0xa80/0xde0
[  806.144462]  ? zap_class+0x640/0x640
[  806.148167]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  806.153184]  ? find_held_lock+0x36/0x1c0
[  806.157243]  ? ____cache_alloc_node+0x1c7/0x1e0
[  806.161900]  ? lock_downgrade+0x900/0x900
[  806.166057]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.171582]  cache_grow_begin+0xa5/0x8c0
[  806.175897]  ? do_raw_spin_unlock+0xa7/0x330
[  806.180302]  fallback_alloc+0x204/0x2e0
[  806.184270]  ____cache_alloc_node+0x1c7/0x1e0
[  806.188763]  kmem_cache_alloc_node+0xe3/0x730
[  806.193333]  ? do_raw_spin_unlock+0xa7/0x330
[  806.197734]  ? do_raw_spin_trylock+0x270/0x270
[  806.202397]  __alloc_skb+0x119/0x770
[  806.206102]  ? netdev_alloc_frag+0x1f0/0x1f0
[  806.210498]  ? atomic_notifier_call_chain+0xc6/0x190
[  806.215591]  ? lock_downgrade+0x900/0x900
[  806.219746]  ? check_preemption_disabled+0x48/0x280
[  806.224766]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  806.229683]  ? kasan_check_read+0x11/0x20
[  806.233816]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  806.239110]  ? rcu_softirq_qs+0x20/0x20
[  806.243070]  ? kasan_check_read+0x11/0x20
[  806.247208]  ? do_raw_write_trylock+0x270/0x270
[  806.251876]  __neigh_notify+0x8c/0x160
[  806.255752]  ? neigh_connected_output+0x780/0x780
[  806.260583]  neigh_timer_handler+0x6cb/0xdf0
[  806.264982]  ? check_preemption_disabled+0x48/0x280
[  806.269998]  ? neigh_periodic_work+0xc60/0xc60
[  806.274768]  ? __lock_is_held+0xb5/0x140
[  806.278828]  call_timer_fn+0x272/0x920
[  806.282700]  ? neigh_periodic_work+0xc60/0xc60
[  806.287291]  ? process_timeout+0x40/0x40
[  806.291350]  ? mark_held_locks+0xc7/0x130
[  806.295485]  ? _raw_spin_unlock_irq+0x27/0x80
[  806.299974]  ? _raw_spin_unlock_irq+0x27/0x80
[  806.304459]  ? neigh_periodic_work+0xc60/0xc60
[  806.309036]  ? lockdep_hardirqs_on+0x296/0x5b0
[  806.313612]  ? trace_hardirqs_on+0xbd/0x310
[  806.317922]  ? kasan_check_read+0x11/0x20
[  806.322153]  ? __run_timers+0x7da/0xc70
[  806.326117]  ? trace_hardirqs_off_caller+0x310/0x310
[  806.331220]  ? ip4_frag_init+0x420/0x420
[  806.335274]  ? neigh_periodic_work+0xc60/0xc60
[  806.339844]  __run_timers+0x7e5/0xc70
[  806.343641]  ? timer_fixup_init+0x70/0x70
[  806.347789]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  806.352793]  ? zap_class+0x640/0x640
[  806.356506]  ? print_usage_bug+0xc0/0xc0
[  806.360561]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  806.365749]  ? find_held_lock+0x36/0x1c0
[  806.369807]  ? zap_class+0x640/0x640
[  806.373520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.379318]  ? check_preemption_disabled+0x48/0x280
[  806.384334]  ? __lock_is_held+0xb5/0x140
[  806.388475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.394000]  ? check_preemption_disabled+0x48/0x280
[  806.399028]  run_timer_softirq+0x52/0xb0
[  806.403188]  ? rcu_read_lock_sched_held+0x14f/0x180
[  806.408192]  __do_softirq+0x308/0xb7e
[  806.411997]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  806.416512]  ? lock_downgrade+0x900/0x900
[  806.420745]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  806.425848]  ? pvclock_read_flags+0x160/0x160
[  806.430336]  ? lapic_next_event+0x5a/0x90
[  806.434514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.440055]  ? kvm_clock_read+0x18/0x30
[  806.444038]  ? kvm_sched_clock_read+0x9/0x20
[  806.448444]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.453976]  ? check_preemption_disabled+0x48/0x280
[  806.459013]  irq_exit+0x17f/0x1c0
[  806.462464]  smp_apic_timer_interrupt+0x1cb/0x760
[  806.467303]  ? smp_reschedule_interrupt+0x109/0x650
[  806.472311]  ? smp_call_function_single_interrupt+0x650/0x650
[  806.478420]  ? interrupt_entry+0xb5/0xc0
[  806.482475]  ? trace_hardirqs_off_caller+0xbb/0x310
[  806.487483]  ? trace_hardirqs_off_caller+0xbb/0x310
[  806.492491]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  806.497329]  ? trace_hardirqs_on_caller+0x310/0x310
[  806.502341]  ? trace_hardirqs_on_caller+0x310/0x310
[  806.507353]  ? task_prio+0x50/0x50
[  806.510886]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.516410]  ? check_preemption_disabled+0x48/0x280
[  806.521422]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  806.526276]  apic_timer_interrupt+0xf/0x20
[  806.530495]  </IRQ>
[  806.532721] RIP: 0010:console_unlock+0x102f/0x1190
[  806.537758] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  806.556733] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  806.564432] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  806.571691] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  806.579365] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  806.586621] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  806.593882] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  806.601154]  ? netconsole_netdev_event+0x280/0x280
[  806.606101]  ? console_unlock+0x1026/0x1190
[  806.610440]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  806.615102]  ? vprintk_emit+0x846/0x990
[  806.619065]  ? lock_release+0xa00/0xa00
[  806.623034]  ? trace_hardirqs_on+0x70/0x310
[  806.627346]  ? vprintk_default+0x28/0x30
[  806.631403]  ? trace_hardirqs_off_caller+0x310/0x310
[  806.636499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.642045]  vprintk_emit+0x391/0x990
[  806.645841]  ? wake_up_klogd+0x180/0x180
[  806.649982]  ? find_held_lock+0x11/0x1c0
[  806.654051]  ? mark_held_locks+0xc7/0x130
[  806.658686]  ? _raw_spin_unlock_irq+0x27/0x80
[  806.663279]  ? _raw_spin_unlock_irq+0x27/0x80
[  806.667771]  vprintk_default+0x28/0x30
[  806.671656]  vprintk_func+0x7e/0x181
[  806.675691]  printk+0xa7/0xcf
[  806.678785]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  806.683622]  ? _raw_spin_unlock_irq+0x60/0x80
[  806.688118]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  806.693482]  dump_header+0x7cc/0xf72
[  806.697196]  ? pagefault_out_of_memory+0x197/0x197
[  806.702124]  ? __lock_acquire+0x62f/0x4c20
[  806.706357]  ? print_usage_bug+0xc0/0xc0
[  806.710420]  ? zap_class+0x640/0x640
[  806.714118]  ? zap_class+0x640/0x640
[  806.717817]  ? print_usage_bug+0xc0/0xc0
[  806.721885]  ? print_usage_bug+0xc0/0xc0
[  806.725958]  ? find_held_lock+0x36/0x1c0
[  806.730029]  ? mark_held_locks+0xc7/0x130
[  806.734169]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  806.739259]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  806.744352]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  806.748940]  ? trace_hardirqs_on+0xbd/0x310
[  806.753248]  ? kasan_check_read+0x11/0x20
[  806.757386]  ? ___ratelimit+0x3b4/0x672
[  806.761359]  ? trace_hardirqs_off_caller+0x310/0x310
[  806.766452]  ? trace_hardirqs_on+0x310/0x310
[  806.770850]  ? lock_downgrade+0x900/0x900
[  806.775181]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  806.780275]  ? ___ratelimit+0x3b9/0x672
[  806.784243]  ? idr_get_free+0xf70/0xf70
[  806.788210]  ? kasan_check_read+0x11/0x20
[  806.793082]  ? do_raw_spin_unlock+0xa7/0x330
[  806.797496]  oom_kill_process.cold.27+0x10/0x903
[  806.802244]  ? zap_class+0x640/0x640
[  806.805965]  ? _raw_spin_unlock+0x2c/0x50
[  806.810108]  ? oom_badness+0xe6/0xaa0
[  806.813899]  ? oom_evaluate_task+0x540/0x540
[  806.818297]  ? find_held_lock+0x36/0x1c0
[  806.822441]  ? out_of_memory+0x974/0x1430
[  806.826583]  ? lock_downgrade+0x900/0x900
[  806.830726]  ? check_preemption_disabled+0x48/0x280
[  806.835734]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  806.840845]  ? kasan_check_read+0x11/0x20
[  806.844986]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  806.850265]  ? rcu_softirq_qs+0x20/0x20
[  806.854351]  ? kasan_check_write+0x14/0x20
[  806.858597]  ? oom_evaluate_task+0x302/0x540
[  806.863010]  out_of_memory+0xa84/0x1430
[  806.866985]  ? oom_killer_disable+0x3a0/0x3a0
[  806.871482]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  806.876654]  ? __ww_mutex_check_waiters+0x160/0x160
[  806.881669]  __alloc_pages_slowpath+0x2354/0x2e10
[  806.886528]  ? warn_alloc+0x120/0x120
[  806.890326]  ? mark_held_locks+0x130/0x130
[  806.894564]  ? find_get_entry+0xaae/0x1120
[  806.898802]  ? filemap_map_pages+0x1a20/0x1a20
[  806.903380]  ? zap_class+0x640/0x640
[  806.907093]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  806.912626]  ? check_preemption_disabled+0x48/0x280
[  806.917631]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  806.923245]  ? should_fail+0x22d/0xd01
[  806.927132]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  806.932231]  ? zap_class+0x640/0x640
[  806.935964]  ? __lock_is_held+0xb5/0x140
[  806.940034]  ? mark_held_locks+0x130/0x130
[  806.944279]  ? lock_release+0xa00/0xa00
[  806.948247]  ? perf_trace_sched_process_exec+0x860/0x860
[  806.953696]  ? xa_load+0x2ba/0x460
[  806.957235]  ? lock_downgrade+0x900/0x900
[  806.961379]  ? __might_sleep+0x95/0x190
[  806.965353]  __alloc_pages_nodemask+0xa80/0xde0
[  806.970026]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  806.975389]  ? __page_cache_alloc+0x191/0x5c0
[  806.979874]  ? xa_load+0x2e1/0x460
[  806.983422]  ? xa_clear_mark+0x40/0x40
[  806.987318]  ? zap_class+0x640/0x640
[  806.991050]  ? zap_class+0x640/0x640
[  806.994756]  ? zap_class+0x640/0x640
[  806.998461]  ? __do_page_cache_readahead+0x663/0x810
[  807.003560]  ? find_held_lock+0x36/0x1c0
[  807.007621]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  807.013157]  alloc_pages_current+0x173/0x350
[  807.017562]  __page_cache_alloc+0x38c/0x5c0
[  807.021872]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  807.026796]  ? kasan_check_read+0x11/0x20
[  807.030938]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  807.036223]  ? generic_perform_write+0x6a0/0x6a0
[  807.040972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  807.046509]  ? check_preemption_disabled+0x48/0x280
[  807.051528]  filemap_fault+0x1595/0x25f0
[  807.055595]  ? __lock_page_or_retry+0xa00/0xa00
[  807.060258]  ? mark_held_locks+0x130/0x130
[  807.064493]  ? filemap_map_pages+0xd6b/0x1a20
[  807.068979]  ? lock_downgrade+0x900/0x900
[  807.073133]  ? check_preemption_disabled+0x48/0x280
[  807.078392]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  807.083430]  ? kasan_check_read+0x11/0x20
[  807.087569]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  807.092837]  ? rcu_softirq_qs+0x20/0x20
[  807.096918]  ? filemap_map_pages+0xd92/0x1a20
[  807.101422]  ? find_get_entries_tag+0x1400/0x1400
[  807.106263]  ? futex_wake+0x760/0x760
[  807.110072]  ? lock_acquire+0x1ed/0x520
[  807.114044]  ? ext4_filemap_fault+0x7a/0xad
[  807.118385]  ? lock_release+0xa00/0xa00
[  807.122349]  ? perf_trace_sched_process_exec+0x860/0x860
[  807.127801]  ? print_usage_bug+0xc0/0xc0
[  807.131875]  ? print_usage_bug+0xc0/0xc0
[  807.135939]  ? down_read+0x8d/0x120
[  807.139570]  ? ext4_filemap_fault+0x7a/0xad
[  807.143883]  ? __down_interruptible+0x700/0x700
[  807.148566]  ext4_filemap_fault+0x82/0xad
[  807.152722]  __do_fault+0x100/0x6b0
[  807.156430]  ? pmd_devmap_trans_unstable+0x220/0x220
[  807.161526]  ? mark_held_locks+0x130/0x130
[  807.165785]  ? mark_held_locks+0x130/0x130
[  807.170029]  ? __might_fault+0x12b/0x1e0
[  807.174088]  ? lock_downgrade+0x900/0x900
[  807.178564]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  807.184190]  __handle_mm_fault+0x3ea0/0x5be0
[  807.188613]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  807.193445]  ? kasan_check_read+0x11/0x20
[  807.197598]  ? _copy_to_user+0xc8/0x110
[  807.201566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  807.207106]  ? zap_class+0x640/0x640
[  807.210808]  ? zap_class+0x640/0x640
[  807.214519]  ? find_held_lock+0x36/0x1c0
[  807.218582]  ? handle_mm_fault+0x42a/0xc70
[  807.222804]  ? lock_downgrade+0x900/0x900
[  807.226945]  ? check_preemption_disabled+0x48/0x280
[  807.232022]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  807.236958]  ? kasan_check_read+0x11/0x20
[  807.241105]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  807.246370]  ? rcu_softirq_qs+0x20/0x20
[  807.250337]  ? trace_hardirqs_off_caller+0x310/0x310
[  807.255454]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  807.260986]  ? check_preemption_disabled+0x48/0x280
[  807.266014]  handle_mm_fault+0x54f/0xc70
[  807.270074]  ? __handle_mm_fault+0x5be0/0x5be0
[  807.274938]  ? find_vma+0x34/0x190
[  807.278479]  __do_page_fault+0x5e8/0xe60
[  807.282532]  ? trace_hardirqs_off+0xb8/0x310
[  807.286936]  do_page_fault+0xf2/0x7e0
[  807.290727]  ? vmalloc_sync_all+0x30/0x30
[  807.294868]  ? error_entry+0x70/0xd0
[  807.298591]  ? trace_hardirqs_off_caller+0xbb/0x310
[  807.303596]  ? trace_hardirqs_on_caller+0xc0/0x310
[  807.308513]  ? syscall_return_slowpath+0x5e0/0x5e0
[  807.313426]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  807.318253]  ? trace_hardirqs_on_caller+0x310/0x310
[  807.323254]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  807.328711]  ? prepare_exit_to_usermode+0x291/0x3b0
[  807.333718]  ? page_fault+0x8/0x30
[  807.337263]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  807.342108]  ? page_fault+0x8/0x30
[  807.345635]  page_fault+0x1e/0x30
[  807.349108] RIP: 0033:0x407e06
[  807.352298] Code: Bad RIP value.
[  807.355647] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  807.361007] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  807.368349] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  807.375969] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  807.383255] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  807.390513] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  807.397803] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  807.398033] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  807.405077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  807.415272] syz-fuzzer cpuset=/ mems_allowed=0
[  807.424600] Call Trace:
[  807.431735]  dump_stack+0x244/0x39d
[  807.435356]  ? dump_stack_print_info.cold.1+0x20/0x20
[  807.440556]  warn_alloc.cold.116+0xb7/0x1bd
[  807.444874]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  807.449718]  ? lock_downgrade+0x900/0x900
[  807.453864]  ? trace_hardirqs_off+0xb8/0x310
[  807.458273]  ? trace_hardirqs_off+0xb8/0x310
[  807.462796]  __alloc_pages_slowpath+0x26e8/0x2e10
[  807.467660]  ? warn_alloc+0x120/0x120
[  807.471457]  ? zap_class+0x640/0x640
[  807.475754]  ? warn_alloc+0x120/0x120
[  807.479553]  ? warn_alloc+0x120/0x120
[  807.483344]  ? print_usage_bug+0xc0/0xc0
[  807.487394]  ? find_held_lock+0x36/0x1c0
[  807.491553]  ? print_usage_bug+0xc0/0xc0
[  807.495625]  ? cpuacct_charge+0x265/0x440
[  807.499771]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  807.505296]  ? should_fail+0x22d/0xd01
[  807.509280]  ? find_held_lock+0x36/0x1c0
[  807.513456]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  807.518564]  ? __lock_acquire+0x62f/0x4c20
[  807.522797]  ? should_fail+0x22d/0xd01
[  807.526775]  ? mark_held_locks+0x130/0x130
[  807.531014]  ? mark_held_locks+0x130/0x130
[  807.535246]  ? __lock_acquire+0x62f/0x4c20
[  807.539478]  ? zap_class+0x640/0x640
[  807.543200]  ? __lock_is_held+0xb5/0x140
[  807.547257]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  807.552785]  ? check_preemption_disabled+0x48/0x280
[  807.557802]  ? __lock_is_held+0xb5/0x140
[  807.561946]  __alloc_pages_nodemask+0xa80/0xde0
[  807.566612]  ? zap_class+0x640/0x640
[  807.570323]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  807.575854]  ? find_held_lock+0x36/0x1c0
[  807.579916]  ? ____cache_alloc_node+0x1c7/0x1e0
[  807.584580]  ? lock_downgrade+0x900/0x900
[  807.588724]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  807.594254]  cache_grow_begin+0xa5/0x8c0
[  807.598305]  ? do_raw_spin_unlock+0xa7/0x330
[  807.602717]  fallback_alloc+0x204/0x2e0
[  807.606693]  ____cache_alloc_node+0x1c7/0x1e0
[  807.611194]  kmem_cache_alloc+0x1f8/0x730
[  807.615349]  skb_clone+0x1bb/0x500
[  807.618883]  ? finish_task_switch+0x2f4/0x910
[  807.623368]  ? skb_split+0x11e0/0x11e0
[  807.627261]  ? preempt_notifier_register+0x200/0x200
[  807.632352]  ? __switch_to_asm+0x34/0x70
[  807.636403]  ? __switch_to_asm+0x34/0x70
[  807.640453]  ? __switch_to_asm+0x40/0x70
[  807.644507]  ? __switch_to_asm+0x34/0x70
[  807.648554]  ? __switch_to_asm+0x40/0x70
[  807.652600]  ? __switch_to_asm+0x34/0x70
[  807.656672]  ? __switch_to_asm+0x40/0x70
[  807.660722]  ? __switch_to_asm+0x34/0x70
[  807.664774]  ? __switch_to_asm+0x34/0x70
[  807.668828]  ? __switch_to_asm+0x40/0x70
[  807.672875]  ? __switch_to_asm+0x34/0x70
[  807.677225]  bpf_clone_redirect+0xb9/0x490
[  807.681452]  ? __schedule+0x8d7/0x21d0
[  807.685345]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  807.690444]  ? __sched_text_start+0x8/0x8
[  807.694583]  ? retint_kernel+0x2d/0x2d
[  807.698474]  ? find_held_lock+0x36/0x1c0
[  807.702558]  ? lock_acquire+0x1ed/0x520
[  807.706540]  ? bpf_test_run+0x3cb/0x780
[  807.710511]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  807.716045]  ? check_preemption_disabled+0x48/0x280
[  807.721065]  ? kasan_check_read+0x11/0x20
[  807.725203]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  807.730470]  ? rcu_softirq_qs+0x20/0x20
[  807.734470]  ? preempt_schedule+0x4d/0x60
[  807.738616]  ? ___preempt_schedule+0x16/0x18
[  807.743023]  ? bpf_test_run+0x25d/0x780
[  807.747010]  ? netlink_diag_dump+0x2a0/0x2a0
[  807.751420]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  807.756949]  ? bpf_test_init.isra.10+0x70/0x100
[  807.761621]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  807.766384]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  807.771232]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  807.777708]  ? fput+0x130/0x1a0
[  807.780998]  ? __bpf_prog_get+0x9b/0x290
[  807.785052]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  807.789884]  ? bpf_prog_test_run+0x130/0x1a0
[  807.794289]  ? __x64_sys_bpf+0x3db/0x520
[  807.798360]  ? bpf_prog_get+0x20/0x20
[  807.802176]  ? do_syscall_64+0x1b9/0x820
[  807.806242]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  807.811601]  ? syscall_return_slowpath+0x5e0/0x5e0
[  807.816525]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  807.821366]  ? trace_hardirqs_on_caller+0x310/0x310
[  807.826861]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  807.831872]  ? prepare_exit_to_usermode+0x291/0x3b0
[  807.836886]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  807.841734]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  807.847121] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  807.847126] warn_alloc_show_mem: 1 callbacks suppressed
[  807.847133] Mem-Info:
[  807.854135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  807.859501] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  807.859501]  active_file:32 inactive_file:0 isolated_file:0
[  807.859501]  unevictable:0 dirty:0 writeback:0 unstable:0
[  807.859501]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  807.859501]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  807.859501]  free:13762 free_pcp:227 free_cma:0
[  807.861860] Call Trace:
[  807.871314] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  807.904538]  <IRQ>
[  807.907102] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  807.934937]  dump_stack+0x244/0x39d
[  807.937053] lowmem_reserve[]: 0 2818 6321 6321
[  807.963151]  ? dump_stack_print_info.cold.1+0x20/0x20
[  807.966852] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  807.971434]  warn_alloc.cold.116+0xb7/0x1bd
[  807.976851] lowmem_reserve[]: 0 0 3503 3503
[  808.004361]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  808.008652] Node 0 Normal free:13964kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  808.012986]  ? lock_downgrade+0x900/0x900
[  808.017810] lowmem_reserve[]: 0 0 0 0
[  808.046969]  ? trace_hardirqs_off+0xb8/0x310
[  808.051077] 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
[  808.054869]  ? trace_hardirqs_off+0xb8/0x310
[  808.059245] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  808.072990]  __alloc_pages_slowpath+0x26e8/0x2e10
[  808.077900] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 97*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13964kB
[  808.092651]  ? warn_alloc+0x120/0x120
[  808.097449] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  808.111574]  ? warn_alloc+0x120/0x120
[  808.115365] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  808.124181]  ? warn_alloc+0x120/0x120
[  808.127965] 6658 total pagecache pages
[  808.127980] 0 pages in swap cache
[  808.136537]  ? print_usage_bug+0xc0/0xc0
[  808.140308] Swap cache stats: add 0, delete 0, find 0/0
[  808.144173]  ? print_usage_bug+0xc0/0xc0
[  808.147597] Free swap  = 0kB
[  808.151653]  ? lock_downgrade+0x900/0x900
[  808.157002] Total swap = 0kB
[  808.161065]  ? check_preemption_disabled+0x48/0x280
[  808.164156] 1965979 pages RAM
[  808.168289]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  808.171278] 0 pages HighMem/MovableOnly
[  808.176541]  ? should_fail+0x22d/0xd01
[  808.179618] 342853 pages reserved
[  808.185137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.189079] 0 pages cma reserved
[  808.192952]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  808.210337]  ? __lock_acquire+0x62f/0x4c20
[  808.214574]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  808.217455] syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  808.219676]  ? should_fail+0x22d/0xd01
[  808.230147] syz-executor0 cpuset=syz0 mems_allowed=0
[  808.234018]  ? fib_rules_lookup+0x54c/0xcc0
[  808.243406]  ? mark_held_locks+0x130/0x130
[  808.247641]  ? mark_held_locks+0x130/0x130
[  808.251864]  ? rcu_softirq_qs+0x20/0x20
[  808.255827]  ? zap_class+0x640/0x640
[  808.259545]  ? zap_class+0x640/0x640
[  808.263258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.268785]  ? check_preemption_disabled+0x48/0x280
[  808.273819]  ? __lock_is_held+0xb5/0x140
[  808.278075]  __alloc_pages_nodemask+0xa80/0xde0
[  808.282731]  ? zap_class+0x640/0x640
[  808.286445]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  808.291456]  ? find_held_lock+0x36/0x1c0
[  808.295533]  ? ____cache_alloc_node+0x1c7/0x1e0
[  808.300188]  ? lock_downgrade+0x900/0x900
[  808.304327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.309858]  cache_grow_begin+0xa5/0x8c0
[  808.313924]  ? do_raw_spin_unlock+0xa7/0x330
[  808.318344]  fallback_alloc+0x204/0x2e0
[  808.322313]  ____cache_alloc_node+0x1c7/0x1e0
[  808.326808]  kmem_cache_alloc_node+0xe3/0x730
[  808.331322]  __alloc_skb+0x119/0x770
[  808.335148]  ? netdev_alloc_frag+0x1f0/0x1f0
[  808.339556]  ? fib_multipath_hash+0x1090/0x1090
[  808.344248]  ? zap_class+0x640/0x640
[  808.347963]  ? get_stack_info+0x37/0x142
[  808.352117]  ? get_stack_info+0x37/0x142
[  808.356174]  alloc_skb_with_frags+0x133/0x7d0
[  808.360756]  ? find_held_lock+0x36/0x1c0
[  808.364810]  ? skb_complete_wifi_ack+0x1e0/0x1e0
[  808.369550]  ? lock_downgrade+0x900/0x900
[  808.373685]  ? check_preemption_disabled+0x48/0x280
[  808.378894]  sock_alloc_send_pskb+0x87a/0xaf0
[  808.383389]  ? rcu_softirq_qs+0x20/0x20
[  808.387350]  ? unwind_dump+0x190/0x190
[  808.391231]  ? sock_wmalloc+0x1f0/0x1f0
[  808.395285]  ? kernel_text_address+0x79/0xf0
[  808.399685]  ? __kernel_text_address+0xd/0x40
[  808.404184]  ? unwind_get_return_address+0x61/0xa0
[  808.409104]  ? __save_stack_trace+0x8d/0xf0
[  808.413429]  ? save_stack+0xa9/0xd0
[  808.417042]  ? save_stack+0x43/0xd0
[  808.420655]  ? kasan_kmalloc+0xc7/0xe0
[  808.424543]  ? kmem_cache_alloc_trace+0x152/0x750
[  808.429377]  ? ip_setup_cork+0x6b9/0x8a0
[  808.433424]  ? ip_append_data.part.49+0x13c/0x170
[  808.438256]  ? ip_append_data+0x6d/0x90
[  808.442227]  sock_alloc_send_skb+0x32/0x40
[  808.446464]  __ip_append_data.isra.48+0x15b8/0x29b0
[  808.451470]  ? out_of_memory+0xa84/0x1430
[  808.455627]  ? icmp_push_reply+0x540/0x540
[  808.459846]  ? __do_fault+0x100/0x6b0
[  808.463637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.469171]  ? ip_generic_getfrag+0x2e0/0x2e0
[  808.473654]  ? __lock_is_held+0xb5/0x140
[  808.477961]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.483515]  ? ipv4_mtu+0x39f/0x590
[  808.487137]  ? rt_acct_proc_show+0x370/0x370
[  808.491536]  ? ip_setup_cork+0x6b9/0x8a0
[  808.495591]  ? rcu_read_lock_sched_held+0x14f/0x180
[  808.500595]  ? kmem_cache_alloc_trace+0x353/0x750
[  808.505445]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  808.510981]  ip_append_data.part.49+0xef/0x170
[  808.515564]  ? icmp_push_reply+0x540/0x540
[  808.519805]  ip_append_data+0x6d/0x90
[  808.523612]  ? icmp_push_reply+0x540/0x540
[  808.527854]  icmp_push_reply+0x18e/0x540
[  808.531917]  icmp_send+0x1544/0x1bd0
[  808.535652]  ? icmp_route_lookup.constprop.23+0x1900/0x1900
[  808.541547]  ? zap_class+0x640/0x640
[  808.545266]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  808.550643]  ? lock_downgrade+0x900/0x900
[  808.554796]  ? lock_acquire+0x1ed/0x520
[  808.558762]  ? neigh_timer_handler+0xa0/0xdf0
[  808.563254]  ? do_raw_spin_unlock+0xa7/0x330
[  808.567654]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  808.572055]  ipv4_link_failure+0x2c/0x220
[  808.576487]  ? ipv4_link_failure+0x2c/0x220
[  808.580813]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  808.585231]  arp_error_report+0xd1/0x1c0
[  808.589379]  neigh_invalidate+0x246/0x550
[  808.593527]  neigh_timer_handler+0xb07/0xdf0
[  808.597940]  ? neigh_periodic_work+0xc60/0xc60
[  808.602545]  ? __lock_is_held+0xb5/0x140
[  808.606610]  call_timer_fn+0x272/0x920
[  808.610487]  ? neigh_periodic_work+0xc60/0xc60
[  808.615057]  ? process_timeout+0x40/0x40
[  808.619121]  ? mark_held_locks+0xc7/0x130
[  808.623265]  ? _raw_spin_unlock_irq+0x27/0x80
[  808.627745]  ? _raw_spin_unlock_irq+0x27/0x80
[  808.632229]  ? neigh_periodic_work+0xc60/0xc60
[  808.636810]  ? lockdep_hardirqs_on+0x296/0x5b0
[  808.641406]  ? trace_hardirqs_on+0xbd/0x310
[  808.645717]  ? kasan_check_read+0x11/0x20
[  808.649850]  ? __run_timers+0x7da/0xc70
[  808.653832]  ? trace_hardirqs_off_caller+0x310/0x310
[  808.659278]  ? neigh_periodic_work+0xc60/0xc60
[  808.663850]  __run_timers+0x7e5/0xc70
[  808.667649]  ? timer_fixup_init+0x70/0x70
[  808.671786]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  808.677252]  ? zap_class+0x640/0x640
[  808.680966]  ? print_usage_bug+0xc0/0xc0
[  808.685017]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  808.690203]  ? find_held_lock+0x36/0x1c0
[  808.694261]  ? zap_class+0x640/0x640
[  808.697994]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.703531]  ? check_preemption_disabled+0x48/0x280
[  808.708546]  ? __lock_is_held+0xb5/0x140
[  808.712598]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.718120]  ? check_preemption_disabled+0x48/0x280
[  808.723147]  run_timer_softirq+0x52/0xb0
[  808.727198]  ? rcu_read_lock_sched_held+0x14f/0x180
[  808.732223]  __do_softirq+0x308/0xb7e
[  808.736022]  ? ktime_get_raw_ts64+0x4d0/0x4d0
[  808.740509]  ? lock_downgrade+0x900/0x900
[  808.744667]  ? __irqentry_text_end+0x1f9658/0x1f9658
[  808.749780]  ? pvclock_read_flags+0x160/0x160
[  808.754352]  ? lapic_next_event+0x5a/0x90
[  808.758494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.764021]  ? kvm_clock_read+0x18/0x30
[  808.767983]  ? kvm_sched_clock_read+0x9/0x20
[  808.772384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.778139]  ? check_preemption_disabled+0x48/0x280
[  808.783154]  irq_exit+0x17f/0x1c0
[  808.786603]  smp_apic_timer_interrupt+0x1cb/0x760
[  808.792152]  ? smp_reschedule_interrupt+0x109/0x650
[  808.797161]  ? smp_call_function_single_interrupt+0x650/0x650
[  808.803038]  ? interrupt_entry+0xb5/0xc0
[  808.807117]  ? trace_hardirqs_off_caller+0xbb/0x310
[  808.812141]  ? trace_hardirqs_off_caller+0xbb/0x310
[  808.817243]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  808.822098]  ? trace_hardirqs_on_caller+0x310/0x310
[  808.827108]  ? trace_hardirqs_on_caller+0x310/0x310
[  808.832120]  ? task_prio+0x50/0x50
[  808.835654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.841187]  ? check_preemption_disabled+0x48/0x280
[  808.846201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  808.851059]  apic_timer_interrupt+0xf/0x20
[  808.855283]  </IRQ>
[  808.857524] RIP: 0010:console_unlock+0x102f/0x1190
[  808.862466] Code: b0 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d 61 79 ec 07 00 74 25 e8 5a 08 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 ef 8d 5d 00 e9 f2 fb ff
[  808.881718] RSP: 0018:ffff8801c2b85e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  808.889414] RAX: ffff8801c2e020c0 RBX: 0000000000000200 RCX: 1ffff100385c053b
[  808.896673] RDX: 0000000000000000 RSI: ffffffff81658256 RDI: 0000000000000293
[  808.903950] RBP: ffff8801c2b85fb0 R08: ffff8801c2e029d8 R09: 0000000000000006
[  808.911210] R10: 0000000000000000 R11: ffff8801c2e020c0 R12: dffffc0000000000
[  808.918469] R13: ffffffff849cd610 R14: dffffc0000000000 R15: ffffffff89b63c90
[  808.925739]  ? netconsole_netdev_event+0x280/0x280
[  808.930671]  ? console_unlock+0x1026/0x1190
[  808.935004]  ? kmsg_dump_get_buffer+0xac0/0xac0
[  808.939670]  ? vprintk_emit+0x846/0x990
[  808.943632]  ? lock_release+0xa00/0xa00
[  808.947607]  ? trace_hardirqs_on+0x70/0x310
[  808.951913]  ? vprintk_default+0x28/0x30
[  808.955971]  ? trace_hardirqs_off_caller+0x310/0x310
[  808.961078]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  808.966603]  vprintk_emit+0x391/0x990
[  808.970408]  ? wake_up_klogd+0x180/0x180
[  808.974472]  ? find_held_lock+0x11/0x1c0
[  808.978801]  ? mark_held_locks+0xc7/0x130
[  808.982956]  ? _raw_spin_unlock_irq+0x27/0x80
[  808.987543]  ? _raw_spin_unlock_irq+0x27/0x80
[  808.992036]  vprintk_default+0x28/0x30
[  808.995928]  vprintk_func+0x7e/0x181
[  808.999643]  printk+0xa7/0xcf
[  809.002750]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[  809.007500]  ? _raw_spin_unlock_irq+0x60/0x80
[  809.011997]  dump_unreclaimable_slab.cold.22+0xd8/0xe6
[  809.017271]  dump_header+0x7cc/0xf72
[  809.020989]  ? pagefault_out_of_memory+0x197/0x197
[  809.025927]  ? __lock_acquire+0x62f/0x4c20
[  809.030190]  ? print_usage_bug+0xc0/0xc0
[  809.034249]  ? zap_class+0x640/0x640
[  809.037960]  ? zap_class+0x640/0x640
[  809.041672]  ? print_usage_bug+0xc0/0xc0
[  809.045729]  ? print_usage_bug+0xc0/0xc0
[  809.049801]  ? find_held_lock+0x36/0x1c0
[  809.053865]  ? mark_held_locks+0xc7/0x130
[  809.058020]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  809.063119]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  809.068215]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  809.072881]  ? trace_hardirqs_on+0xbd/0x310
[  809.077492]  ? kasan_check_read+0x11/0x20
[  809.081632]  ? ___ratelimit+0x3b4/0x672
[  809.085602]  ? trace_hardirqs_off_caller+0x310/0x310
[  809.090695]  ? trace_hardirqs_on+0x310/0x310
[  809.095095]  ? lock_downgrade+0x900/0x900
[  809.099256]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  809.104348]  ? ___ratelimit+0x3b9/0x672
[  809.108316]  ? idr_get_free+0xf70/0xf70
[  809.112285]  ? kasan_check_read+0x11/0x20
[  809.116425]  ? do_raw_spin_unlock+0xa7/0x330
[  809.120833]  oom_kill_process.cold.27+0x10/0x903
[  809.125575]  ? zap_class+0x640/0x640
[  809.129275]  ? _raw_spin_unlock+0x2c/0x50
[  809.133407]  ? oom_badness+0xe6/0xaa0
[  809.137199]  ? oom_evaluate_task+0x540/0x540
[  809.141601]  ? find_held_lock+0x36/0x1c0
[  809.145687]  ? out_of_memory+0x974/0x1430
[  809.149831]  ? lock_downgrade+0x900/0x900
[  809.153975]  ? check_preemption_disabled+0x48/0x280
[  809.159117]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  809.164040]  ? kasan_check_read+0x11/0x20
[  809.168180]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  809.173451]  ? rcu_softirq_qs+0x20/0x20
[  809.177812]  ? kasan_check_write+0x14/0x20
[  809.182037]  ? oom_evaluate_task+0x302/0x540
[  809.186438]  out_of_memory+0xa84/0x1430
[  809.190411]  ? oom_killer_disable+0x3a0/0x3a0
[  809.194897]  ? __alloc_pages_slowpath+0xf28/0x2e10
[  809.199821]  ? __ww_mutex_check_waiters+0x160/0x160
[  809.204835]  __alloc_pages_slowpath+0x2354/0x2e10
[  809.209686]  ? warn_alloc+0x120/0x120
[  809.213471]  ? mark_held_locks+0x130/0x130
[  809.217708]  ? find_get_entry+0xaae/0x1120
[  809.221949]  ? filemap_map_pages+0x1a20/0x1a20
[  809.226525]  ? zap_class+0x640/0x640
[  809.230229]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  809.235757]  ? check_preemption_disabled+0x48/0x280
[  809.240764]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  809.246296]  ? should_fail+0x22d/0xd01
[  809.250176]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  809.255266]  ? zap_class+0x640/0x640
[  809.258987]  ? __lock_is_held+0xb5/0x140
[  809.263047]  ? mark_held_locks+0x130/0x130
[  809.267289]  ? lock_release+0xa00/0xa00
[  809.271253]  ? perf_trace_sched_process_exec+0x860/0x860
[  809.276699]  ? xa_load+0x2ba/0x460
[  809.280252]  ? lock_downgrade+0x900/0x900
[  809.284398]  ? __might_sleep+0x95/0x190
[  809.288364]  __alloc_pages_nodemask+0xa80/0xde0
[  809.293273]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  809.298279]  ? __page_cache_alloc+0x191/0x5c0
[  809.302764]  ? xa_load+0x2e1/0x460
[  809.306305]  ? xa_clear_mark+0x40/0x40
[  809.310216]  ? zap_class+0x640/0x640
[  809.313934]  ? zap_class+0x640/0x640
[  809.317639]  ? zap_class+0x640/0x640
[  809.321361]  ? __do_page_cache_readahead+0x663/0x810
[  809.326457]  ? find_held_lock+0x36/0x1c0
[  809.330513]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  809.336045]  alloc_pages_current+0x173/0x350
[  809.340444]  __page_cache_alloc+0x38c/0x5c0
[  809.344752]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  809.349683]  ? kasan_check_read+0x11/0x20
[  809.353819]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  809.359082]  ? generic_perform_write+0x6a0/0x6a0
[  809.363824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  809.369347]  ? check_preemption_disabled+0x48/0x280
[  809.374387]  filemap_fault+0x1595/0x25f0
[  809.378546]  ? __lock_page_or_retry+0xa00/0xa00
[  809.383202]  ? mark_held_locks+0x130/0x130
[  809.387440]  ? filemap_map_pages+0xd6b/0x1a20
[  809.391951]  ? lock_downgrade+0x900/0x900
[  809.396388]  ? check_preemption_disabled+0x48/0x280
[  809.401404]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  809.406318]  ? kasan_check_read+0x11/0x20
[  809.410454]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  809.415716]  ? rcu_softirq_qs+0x20/0x20
[  809.419707]  ? filemap_map_pages+0xd92/0x1a20
[  809.424206]  ? find_get_entries_tag+0x1400/0x1400
[  809.429044]  ? futex_wake+0x760/0x760
[  809.432858]  ? lock_acquire+0x1ed/0x520
[  809.436834]  ? ext4_filemap_fault+0x7a/0xad
[  809.441149]  ? lock_release+0xa00/0xa00
[  809.445122]  ? perf_trace_sched_process_exec+0x860/0x860
[  809.450571]  ? print_usage_bug+0xc0/0xc0
[  809.454635]  ? print_usage_bug+0xc0/0xc0
[  809.458698]  ? down_read+0x8d/0x120
[  809.462308]  ? ext4_filemap_fault+0x7a/0xad
[  809.466615]  ? __down_interruptible+0x700/0x700
[  809.471275]  ext4_filemap_fault+0x82/0xad
[  809.475412]  __do_fault+0x100/0x6b0
[  809.479028]  ? pmd_devmap_trans_unstable+0x220/0x220
[  809.484120]  ? mark_held_locks+0x130/0x130
[  809.488356]  ? mark_held_locks+0x130/0x130
[  809.492762]  ? __might_fault+0x12b/0x1e0
[  809.496813]  ? lock_downgrade+0x900/0x900
[  809.500965]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  809.506495]  __handle_mm_fault+0x3ea0/0x5be0
[  809.510904]  ? vmf_insert_mixed_mkwrite+0x40/0x40
[  809.515754]  ? kasan_check_read+0x11/0x20
[  809.519890]  ? _copy_to_user+0xc8/0x110
[  809.523872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  809.529407]  ? zap_class+0x640/0x640
[  809.533107]  ? zap_class+0x640/0x640
[  809.536830]  ? find_held_lock+0x36/0x1c0
[  809.540889]  ? handle_mm_fault+0x42a/0xc70
[  809.545139]  ? lock_downgrade+0x900/0x900
[  809.549279]  ? check_preemption_disabled+0x48/0x280
[  809.554288]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  809.559210]  ? kasan_check_read+0x11/0x20
[  809.563355]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  809.568614]  ? rcu_softirq_qs+0x20/0x20
[  809.572575]  ? trace_hardirqs_off_caller+0x310/0x310
[  809.577780]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  809.583306]  ? check_preemption_disabled+0x48/0x280
[  809.588320]  handle_mm_fault+0x54f/0xc70
[  809.592574]  ? __handle_mm_fault+0x5be0/0x5be0
[  809.597149]  ? find_vma+0x34/0x190
[  809.600684]  __do_page_fault+0x5e8/0xe60
[  809.604736]  ? trace_hardirqs_off+0xb8/0x310
[  809.609148]  do_page_fault+0xf2/0x7e0
[  809.612960]  ? vmalloc_sync_all+0x30/0x30
[  809.617098]  ? error_entry+0x70/0xd0
[  809.620802]  ? trace_hardirqs_off_caller+0xbb/0x310
[  809.625809]  ? trace_hardirqs_on_caller+0xc0/0x310
[  809.630738]  ? syscall_return_slowpath+0x5e0/0x5e0
[  809.635664]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  809.640499]  ? trace_hardirqs_on_caller+0x310/0x310
[  809.645506]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  809.650957]  ? prepare_exit_to_usermode+0x291/0x3b0
[  809.655964]  ? page_fault+0x8/0x30
[  809.659949]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  809.664784]  ? page_fault+0x8/0x30
[  809.668330]  page_fault+0x1e/0x30
[  809.671770] RIP: 0033:0x407e06
[  809.674967] Code: Bad RIP value.
[  809.678324] RSP: 002b:000000c42d3b7a20 EFLAGS: 00010202
[  809.683677] RAX: 000000000080ba80 RBX: 000000c42d3b7f80 RCX: 000000c420000180
[  809.691064] RDX: 000000000080ba80 RSI: 000000c42d3b7a58 RDI: 000000c42d3b7a58
[  809.698723] RBP: 000000c42d3b7a70 R08: 000000c420018070 R09: 000000c420018268
[  809.705994] R10: 0000000000000000 R11: 0000000000000267 R12: 000000c42d3b7b78
[  809.713254] R13: 000000c42d3b7b78 R14: 0000000000000000 R15: 0000000000000000
[  809.720537] CPU: 1 PID: 4054 Comm: syz-executor0 Not tainted 4.20.0-rc1+ #148
[  809.720663] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  809.727824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  809.738021] syz-fuzzer cpuset=/ mems_allowed=0
[  809.747352] Call Trace:
[  809.754505]  dump_stack+0x244/0x39d
[  809.758134]  ? dump_stack_print_info.cold.1+0x20/0x20
[  809.763333]  warn_alloc.cold.116+0xb7/0x1bd
[  809.767655]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  809.772502]  ? lock_downgrade+0x900/0x900
[  809.776659]  ? trace_hardirqs_off+0xb8/0x310
[  809.781069]  ? trace_hardirqs_off+0xb8/0x310
[  809.785478]  __alloc_pages_slowpath+0x26e8/0x2e10
[  809.790344]  ? warn_alloc+0x120/0x120
[  809.794665]  ? zap_class+0x640/0x640
[  809.798374]  ? warn_alloc+0x120/0x120
[  809.802173]  ? warn_alloc+0x120/0x120
[  809.805988]  ? print_usage_bug+0xc0/0xc0
[  809.810042]  ? find_held_lock+0x36/0x1c0
[  809.814100]  ? print_usage_bug+0xc0/0xc0
[  809.818161]  ? cpuacct_charge+0x265/0x440
[  809.822307]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  809.828357]  ? should_fail+0x22d/0xd01
[  809.832238]  ? find_held_lock+0x36/0x1c0
[  809.836298]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  809.841397]  ? __lock_acquire+0x62f/0x4c20
[  809.845637]  ? should_fail+0x22d/0xd01
[  809.849631]  ? mark_held_locks+0x130/0x130
[  809.853868]  ? mark_held_locks+0x130/0x130
[  809.858108]  ? __lock_acquire+0x62f/0x4c20
[  809.862344]  ? zap_class+0x640/0x640
[  809.866054]  ? __lock_is_held+0xb5/0x140
[  809.870133]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  809.875670]  ? check_preemption_disabled+0x48/0x280
[  809.880687]  ? __lock_is_held+0xb5/0x140
[  809.884765]  __alloc_pages_nodemask+0xa80/0xde0
[  809.889430]  ? zap_class+0x640/0x640
[  809.893421]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  809.898457]  ? find_held_lock+0x36/0x1c0
[  809.902522]  ? ____cache_alloc_node+0x1c7/0x1e0
[  809.907177]  ? lock_downgrade+0x900/0x900
[  809.911324]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  809.916877]  cache_grow_begin+0xa5/0x8c0
[  809.920938]  ? do_raw_spin_unlock+0xa7/0x330
[  809.925349]  fallback_alloc+0x204/0x2e0
[  809.929321]  ____cache_alloc_node+0x1c7/0x1e0
[  809.933818]  kmem_cache_alloc+0x1f8/0x730
[  809.937972]  skb_clone+0x1bb/0x500
[  809.941504]  ? finish_task_switch+0x1b4/0x910
[  809.946030]  ? skb_split+0x11e0/0x11e0
[  809.949928]  ? preempt_notifier_register+0x200/0x200
[  809.955023]  ? __switch_to_asm+0x34/0x70
[  809.959076]  ? __switch_to_asm+0x34/0x70
[  809.963126]  ? __switch_to_asm+0x40/0x70
[  809.967193]  ? __switch_to_asm+0x34/0x70
[  809.971245]  ? __switch_to_asm+0x40/0x70
[  809.975380]  ? __switch_to_asm+0x34/0x70
[  809.979524]  ? __switch_to_asm+0x40/0x70
[  809.983576]  ? __switch_to_asm+0x34/0x70
[  809.987628]  ? __switch_to_asm+0x34/0x70
[  809.991690]  ? __switch_to_asm+0x40/0x70
[  809.996004]  ? __switch_to_asm+0x34/0x70
[  810.000065]  bpf_clone_redirect+0xb9/0x490
[  810.004294]  ? __schedule+0x8d7/0x21d0
[  810.008183]  bpf_prog_75d449b3cd5cf576+0x160/0x1000
[  810.013193]  ? __sched_text_start+0x8/0x8
[  810.017330]  ? retint_kernel+0x2d/0x2d
[  810.021233]  ? find_held_lock+0x36/0x1c0
[  810.025291]  ? lock_acquire+0x1ed/0x520
[  810.029254]  ? bpf_test_run+0x3cb/0x780
[  810.033236]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  810.038773]  ? check_preemption_disabled+0x48/0x280
[  810.043792]  ? kasan_check_read+0x11/0x20
[  810.047936]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  810.053207]  ? rcu_softirq_qs+0x20/0x20
[  810.057176]  ? preempt_schedule+0x4d/0x60
[  810.061334]  ? ___preempt_schedule+0x16/0x18
[  810.065741]  ? bpf_test_run+0x25d/0x780
[  810.069718]  ? netlink_diag_dump+0x2a0/0x2a0
[  810.074123]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  810.079656]  ? bpf_test_init.isra.10+0x70/0x100
[  810.084329]  ? bpf_prog_test_run_skb+0x73b/0xcb0
[  810.089093]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  810.094671]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  810.100205]  ? fput+0x130/0x1a0
[  810.103478]  ? __bpf_prog_get+0x9b/0x290
[  810.107546]  ? bpf_test_finish.isra.9+0x1f0/0x1f0
[  810.112382]  ? bpf_prog_test_run+0x130/0x1a0
[  810.116791]  ? __x64_sys_bpf+0x3db/0x520
[  810.120866]  ? bpf_prog_get+0x20/0x20
[  810.124688]  ? do_syscall_64+0x1b9/0x820
[  810.128741]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  810.134101]  ? syscall_return_slowpath+0x5e0/0x5e0
[  810.139043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  810.143978]  ? trace_hardirqs_on_caller+0x310/0x310
[  810.148994]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  810.154004]  ? prepare_exit_to_usermode+0x291/0x3b0
[  810.159021]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  810.163883]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  810.169269] warn_alloc_show_mem: 1 callbacks suppressed
[  810.169278] CPU: 0 PID: 5992 Comm: syz-fuzzer Not tainted 4.20.0-rc1+ #148
[  810.169280] Mem-Info:
[  810.169311] active_anon:54818 inactive_anon:6592 isolated_anon:0
[  810.169311]  active_file:32 inactive_file:0 isolated_file:0
[  810.169311]  unevictable:0 dirty:0 writeback:0 unstable:0
[  810.169311]  slab_reclaimable:9637 slab_unreclaimable:1443456
[  810.169311]  mapped:49154 shmem:6632 pagetables:642 bounce:0
[  810.169311]  free:13762 free_pcp:227 free_cma:0
[  810.174649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  810.181748] Node 0 active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:26528kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 196608kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  810.184135] Call Trace:
[  810.217515] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  810.226859]  <IRQ>
[  810.254687] lowmem_reserve[]: 0 2818 6321 6321
[  810.257268]  dump_stack+0x244/0x39d
[  810.283346] Node 0 DMA32 free:25176kB min:30052kB low:37564kB high:45076kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:476kB local_pcp:248kB free_cma:0kB
[  810.285492]  ? dump_stack_print_info.cold.1+0x20/0x20
[  810.290038] lowmem_reserve[]: 0 0 3503 3503
[  810.293881]  warn_alloc.cold.116+0xb7/0x1bd
[  810.321339] Node 0 Normal free:13964kB min:37364kB low:46704kB high:56044kB active_anon:219272kB inactive_anon:26368kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:6816kB pagetables:2568kB bounce:0kB free_pcp:432kB local_pcp:184kB free_cma:0kB
[  810.326529]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  810.330815] lowmem_reserve[]: 0 0 0 0
[  810.335144]  ? lock_downgrade+0x900/0x900
[  810.364191] 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
[  810.369029]  ? trace_hardirqs_off+0xb8/0x310
[  810.372795] Node 0 DMA32: 2*4kB (M) 0*8kB 3*16kB (UM) 3*32kB (M) 3*64kB (M) 2*128kB (M) 2*256kB (M) 3*512kB (UM) 4*1024kB (UM) 3*2048kB (UM) 3*4096kB (M) = 25176kB
[  810.376936]  ? trace_hardirqs_off+0xb8/0x310
[  810.390428] Node 0 Normal: 845*4kB (MEH) 393*8kB (MEH) 159*16kB (ME) 97*32kB (UME) 28*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13964kB
[  810.395107]  __alloc_pages_slowpath+0x26e8/0x2e10
[  810.409928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  810.414437]  ? warn_alloc+0x120/0x120
[  810.428523] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  810.433348]  ? warn_alloc+0x120/0x120
[  810.442154] 6658 total pagecache pages
[  810.445946]  ? check_preemption_disabled+0x48/0x280
[  810.454499] 0 pages in swap cache
[  810.458285]  ? warn_alloc+0x120/0x120
[  810.462145] Swap cache stats: add 0, delete 0, find 0/0
[  810.467140]  ? print_usage_bug+0xc0/0xc0
[  810.470562] Free swap  = 0kB
[  810.474346]  ? print_usage_bug+0xc0/0xc0
[  810.479681] Total swap = 0kB
[  810.483725]  ? zap_class+0x640/0x640
[  810.486713] 1965979 pages RAM
[  810.490763]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  810.494251] 0 pages HighMem/MovableOnly
[  810.497953]  ? should_fail+0x22d/0xd01
[  810.501032] 342853 pages reserved
[  810.506553]  ? get_stack_info+0x37/0x142
[  810.510499] 0 pages cma reserved
[  810.514375]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  810.530315]  ? __lock_acquire+0x62f/0x4c20
[  810.534564]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  810.539673]  ? __lock_acquire+0x62f/0x4c20
[  810.540042] kworker/1:0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  810.543911]  ? should_fail+0x22d/0xd01
[  810.543933]  ? mark_held_locks+0x130/0x130
[  810.554232] kworker/1:0 cpuset=/ mems_allowed=0
[  810.558105]  ? mark_held_locks+0x130/0x130
[  810.571183]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  810.576454]  ? rcu_softirq_qs+0x20/0x20
[  810.580425]  ? rcu_softirq_qs+0x20/0x20
[  810.584389]  ? unwind_dump+0x190/0x190
[  810.588273]  ? zap_class+0x640/0x640
[  810.591971]  ? print_usage_bug+0xc0/0xc0
[  810.596255]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  810.601786]  ? check_preemption_disabled+0x48/0x280
[  810.606805]  ? __lock_is_held+0xb5/0x140
[  810.610881]  __alloc_pages_nodemask+0xa80/0xde0
[  810.615539]  ? zap_class+0x640/0x640
[  810.619248]  ? __alloc_pages_slowpath+0x2e10/0x2e10
[  810.624279]  ? find_held_lock+0x36/0x1c0
[  810.628342]  ? ____cache_alloc_node+0x1c7/0x1e0
[  810.633001]  ? lock_downgrade+0x900/0x900
[  810.637147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  810.642675]  cache_grow_begin+0xa5/0x8c0
[  810.646724]  ? do_raw_spin_unlock+0xa7/0x330
[  810.651127]  fallback_alloc+0x204/0x2e0
[  810.655099]  ____cache_alloc_node+0x1c7/0x1e0
[  810.660111]  kmem_cache_alloc_node+0xe3/0x730
[  810.664800]  ? pskb_put+0xb0/0xb0
[  810.668260]  __alloc_skb+0x119/0x770
[  810.671968]  ? netdev_alloc_frag+0x1f0/0x1f0
[  810.676370]  ? atomic_notifier_call_chain+0xc6/0x190
[  810.681470]  ? lock_downgrade+0x900/0x900
[  810.685608]  ? check_preemption_disabled+0x48/0x280
[  810.690639]  ? rcu_read_unlock_special+0x1c0/0x1c0
[  810.695801]  ? kasan_check_read+0x11/0x20
[  810.699954]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  810.705220]  ? rcu_softirq_qs+0x20/0x20
[  810.709186]  ? ipv4_neigh_lookup+0x9a0/0x9a0
[  810.713589]  ? do_raw_write_trylock+0x270/0x270
[  810.718262]  __neigh_notify+0x8c/0x160
[  810.722143]  neigh_timer_handler+0x6cb/0xdf0
[  810.726541]  ? neigh_periodic_work+0xc60/0xc60
[  810.731108]  ? __lock_is_held+0xb5/0x140
[  810.735185]  call_timer_fn+0x272/0x920
[  810.739079]  ? neigh_periodic_work+0xc60/0xc60
[  810.743649]  ? process_timeout+0x40/0x40
[  810.747704]  ? mark_held_locks+0xc7/0x130
[  810.751852]  ? _raw_spin_unlock_irq+0x27/0x80
[  810.756354]  ? _raw_spin_unlock_irq+0x27/0x80
[  810.760845]  ? neigh_periodic_work+0xc60/0xc60
[  810.765432]  ? lockdep_hardirqs_on+0x296/0x5b0
[  810.770018]  ? trace_hardirqs_on+0xbd/0x310
[  810.774333]  ? kasan_check_read+0x11/0x20
[  810.778477]  ? __run_timers+0x7da/0xc70
[  810.782441]  ? trace_hardirqs_off_caller+0x310/0x310
[  810.787536]  ? neigh_periodic_work+0xc60/0xc60
[  810.792896]  __run_timers+0x7e5/0xc70
[  810.796935]  ? timer_fixup_init+0x70/0x70
[  810.801082]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  810.806089]  ? zap_class+0x640/0x640
[  810.809797]  ? print_usage_bug+0xc0/0xc0
[  810.813859]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  810.819059]  ? find_held_lock+0x36/0x1c0
[  810.823113]  ? zap_class+0x640/0x640
[  810.826873]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  810.832407]  ? check_preemption_disabled+0x48/0x280