ad+0xb0/0x1d0
[  222.229228]  ? ext4_filemap_fault+0x7a/0xad
[  222.233554]  ? __down_interruptible+0x700/0x700
[  222.238236]  ? mark_held_locks+0x130/0x130
[  222.242483]  ext4_filemap_fault+0x82/0xad
[  222.246637]  __do_fault+0x100/0x6b0
[  222.250267]  ? print_bad_pte+0x6c0/0x6c0
[  222.254325]  ? graph_lock+0x170/0x170
[  222.258127]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  222.263146]  ? hrtimer_active+0x2db/0x440
[  222.267314]  ? pmd_val+0x88/0x100
[  222.270774]  ? add_mm_counter_fast+0xd0/0xd0
[  222.275186]  ? pmd_val+0x88/0x100
[  222.278653]  ? add_mm_counter_fast+0xd0/0xd0
[  222.283069]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.288611]  __handle_mm_fault+0x3709/0x53e0
[  222.293030]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  222.297871]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  222.302978]  ? graph_lock+0x170/0x170
[  222.306778]  ? print_usage_bug+0xc0/0xc0
[  222.310848]  ? kasan_check_read+0x11/0x20
[  222.314993]  ? __free_object+0x173/0x340
[  222.319057]  ? graph_lock+0x170/0x170
[  222.322860]  ? graph_lock+0x170/0x170
[  222.326677]  ? handle_mm_fault+0x42a/0xc70
[  222.330916]  ? lock_downgrade+0x900/0x900
[  222.335066]  ? check_preemption_disabled+0x48/0x200
[  222.340089]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  222.345891]  ? kasan_check_read+0x11/0x20
[  222.350044]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.355321]  ? rcu_bh_qs+0xc0/0xc0
[  222.358865]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  222.364316]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.369856]  ? check_preemption_disabled+0x48/0x200
[  222.374877]  handle_mm_fault+0x54f/0xc70
[  222.378945]  ? __handle_mm_fault+0x53e0/0x53e0
[  222.383542]  ? find_vma+0x34/0x190
[  222.387087]  __do_page_fault+0x67d/0xed0
[  222.391158]  ? mm_fault_error+0x380/0x380
[  222.395305]  ? trace_hardirqs_off+0xb8/0x300
[  222.399718]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  222.405101]  ? trace_hardirqs_on+0x310/0x310
[  222.409516]  do_page_fault+0xf2/0x7e0
[  222.413319]  ? vmalloc_sync_all+0x30/0x30
[  222.417466]  ? error_entry+0x70/0xd0
[  222.421181]  ? trace_hardirqs_off_caller+0xbb/0x300
[  222.426201]  ? trace_hardirqs_on_caller+0xc0/0x300
[  222.431143]  ? syscall_return_slowpath+0x5e0/0x5e0
[  222.436071]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.440932]  ? trace_hardirqs_off+0x300/0x300
[  222.445429]  ? trace_hardirqs_off_caller+0x300/0x300
[  222.450532]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  222.455553]  ? prepare_exit_to_usermode+0x291/0x3b0
[  222.460575]  ? page_fault+0x8/0x30
[  222.464121]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  222.468967]  ? page_fault+0x8/0x30
[  222.472508]  page_fault+0x1e/0x30
[  222.475960] RIP: 0033:0x7f9819842e40
[  222.479674] Code: Bad RIP value.
[  222.483035] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  222.488397] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  222.495686] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  222.502952] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  222.510224] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  222.517489] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  222.524784] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  222.524789] warn_alloc_show_mem: 1 callbacks suppressed
[  222.524796] Mem-Info:
[  222.531980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  222.531989] Call Trace:
[  222.537361] active_anon:39986 inactive_anon:371 isolated_anon:0
[  222.537361]  active_file:17 inactive_file:14 isolated_file:0
[  222.537361]  unevictable:0 dirty:0 writeback:0 unstable:0
[  222.537361]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  222.537361]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  222.537361]  free:13700 free_pcp:499 free_cma:0
[  222.539731]  <IRQ>
[  222.549093] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  222.551676]  dump_stack+0x1c4/0x2b4
[  222.584531] Node 0 
[  222.586676]  ? dump_stack_print_info.cold.2+0x52/0x52
[  222.614345] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  222.617950]  warn_alloc.cold.118+0xb7/0x1bd
[  222.620149] lowmem_reserve[]: 0
[  222.625341]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  222.650813]  2817 6321
[  222.655146]  ? lock_downgrade+0x900/0x900
[  222.658400]  6321
[  222.663247]  ? trace_hardirqs_off+0xb8/0x300
[  222.669856]  ? trace_hardirqs_off+0xb8/0x300
[  222.671893] Node 0 
[  222.676302]  __alloc_pages_slowpath+0x2667/0x2d80
[  222.680727] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  222.682959]  ? warn_alloc+0x120/0x120
[  222.687753] lowmem_reserve[]:
[  222.714472]  ? trace_hardirqs_on+0x310/0x310
[  222.718245]  0
[  222.721342]  ? warn_alloc+0x120/0x120
[  222.725727]  0
[  222.727525]  ? print_usage_bug+0xc0/0xc0
[  222.731300]  3503
[  222.733094]  ? warn_alloc+0x120/0x120
[  222.737131]  3503
[  222.739188]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  222.745014]  ? print_usage_bug+0xc0/0xc0
[  222.750003] Node 0 
[  222.754055]  ? __lock_acquire+0x7ec/0x4ec0
[  222.754086] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  222.754093] lowmem_reserve[]:
[  222.756325]  ? __lock_acquire+0x7ec/0x4ec0
[  222.760536]  0
[  222.789073]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  222.792150]  0
[  222.796378]  ? should_fail+0x22d/0xd01
[  222.798154]  0
[  222.803683]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.805452]  0
[  222.809346]  ? __lock_acquire+0x7ec/0x4ec0
[  222.811124] Node 0 
[  222.816226]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  222.818002] DMA: 
[  222.822242]  ? __lock_acquire+0x7ec/0x4ec0
[  222.824457] 1*4kB 
[  222.829551]  ? should_fail+0x22d/0xd01
[  222.831590] (U) 
[  222.835812]  ? print_usage_bug+0xc0/0xc0
[  222.835834]  ? mark_held_locks+0x130/0x130
[  222.837954] 0*8kB 
[  222.841830]  ? mark_held_locks+0x130/0x130
[  222.843786] 0*16kB 
[  222.847840]  ? graph_lock+0x170/0x170
[  222.852043] 1*32kB 
[  222.854186]  ? print_usage_bug+0xc0/0xc0
[  222.858396] (U) 
[  222.860631]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  222.864396] 2*64kB (U) 
[  222.866636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.870667] 1*128kB 
[  222.872642]  ? check_preemption_disabled+0x48/0x200
[  222.877365] (U) 1*256kB 
[  222.879951]  ? check_preemption_disabled+0x48/0x200
[  222.885459] (U) 
[  222.887781]  ? __lock_is_held+0xb5/0x140
[  222.892773] 0*512kB 
[  222.895444]  __alloc_pages_nodemask+0xa80/0xde0
[  222.900434] 1*1024kB 
[  222.902400]  ? graph_lock+0x170/0x170
[  222.906435] (U) 
[  222.908754]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  222.913398] 1*2048kB 
[  222.915794]  ? graph_lock+0x170/0x170
[  222.915819]  ? find_held_lock+0x36/0x1c0
[  222.919587] (M) 
[  222.921561]  ? ____cache_alloc_node+0x1c7/0x1e0
[  222.926540] 3*4096kB (M) 
[  222.928951]  ? lock_downgrade+0x900/0x900
[  222.932725] = 15908kB
[  222.936778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  222.938731] Node 0 
[  222.943394]  cache_grow_begin+0x91/0x8c0
[  222.946129] DMA32: 
[  222.950273]  ? do_raw_spin_unlock+0xa7/0x2f0
[  222.952658] 3*4kB 
[  222.958188]  fallback_alloc+0x203/0x2e0
[  222.960398] (UM) 
[  222.964455]  ____cache_alloc_node+0x1c7/0x1e0
[  222.966672] 1*8kB 
[  222.971077]  kmem_cache_alloc_node+0xe3/0x730
[  222.973203] (U) 
[  222.977180]  ? ipv6_get_ifaddr+0x42e/0x620
[  222.979219] 4*16kB (UM) 
[  222.983718]  __alloc_skb+0x119/0x770
[  222.986039] 2*32kB (UM) 
[  222.990547]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  222.992495] 2*64kB 
[  222.996723]  ? skb_scrub_packet+0x490/0x490
[  222.999368] (M) 
[  223.003073]  ? lock_downgrade+0x900/0x900
[  223.005720] 3*128kB 
[  223.010992]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.013201] (M) 
[  223.017521]  ? refcount_sub_and_test_checked+0x203/0x310
[  223.019472] 3*256kB 
[  223.023618]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  223.025916] (UM) 
[  223.031447]  ? addrconf_rs_timer+0x6f0/0x6f0
[  223.033401] 4*512kB 
[  223.038853]  ndisc_alloc_skb+0x144/0x340
[  223.041143] (UM) 
[  223.046585]  ndisc_send_rs+0x331/0x6e0
[  223.048623] 3*1024kB 
[  223.053021]  addrconf_rs_timer+0x3c0/0x6f0
[  223.055318] (M) 
[  223.059373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.061409] 3*2048kB 
[  223.065302]  call_timer_fn+0x272/0x920
[  223.067673] (UM) 
[  223.071899]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.073877] 3*4096kB 
[  223.078102]  ? process_timeout+0x40/0x40
[  223.080485] (M) 
[  223.084365]  ? find_held_lock+0x36/0x1c0
[  223.086402] = 24980kB
[  223.090631]  ? __run_timers+0x7da/0xc70
[  223.093012] Node 0 
[  223.097069]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.099017] Normal: 
[  223.103070]  ? _raw_spin_unlock_irq+0x27/0x80
[  223.105456] 870*4kB 
[  223.109422]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.111634] (MEH) 
[  223.116362]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  223.118669] 510*8kB 
[  223.123154]  ? trace_hardirqs_on+0xbd/0x310
[  223.125451] (UMEH) 
[  223.129681]  ? kasan_check_read+0x11/0x20
[  223.131805] 199*16kB (UMEH) 
[  223.136389]  ? __run_timers+0x7da/0xc70
[  223.138688] 70*32kB 
[  223.143002]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  223.145220] (UMEH) 
[  223.149357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.152349] 11*64kB 
[  223.156320]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  223.158615] (UMH) 
[  223.164074]  __run_timers+0x7e5/0xc70
[  223.166280] 2*128kB (H) 0*256kB 
[  223.170549]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  223.172840] 0*512kB 
[  223.177075]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  223.179197] 0*1024kB 
[  223.182994]  ? graph_lock+0x170/0x170
[  223.186334] 0*2048kB 
[  223.191704]  ? enqueue_hrtimer+0x1a5/0x560
[  223.194002] 0*4096kB 
[  223.199025]  ? lock_release+0x970/0x970
[  223.201411] = 13944kB
[  223.205204]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  223.207603] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  223.211826]  ? find_held_lock+0x36/0x1c0
[  223.214251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  223.218211]  ? graph_lock+0x170/0x170
[  223.220605] 410 total pagecache pages
[  223.225782]  ? pvclock_read_flags+0x160/0x160
[  223.234603] 0 pages in swap cache
[  223.238649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.247201] Swap cache stats: add 0, delete 0, find 0/0
[  223.251001]  ? check_preemption_disabled+0x48/0x200
[  223.254774] Free swap  = 0kB
[  223.259266]  ? __lock_is_held+0xb5/0x140
[  223.262713] Total swap = 0kB
[  223.268256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.273592] 1965979 pages RAM
[  223.278600]  ? check_preemption_disabled+0x48/0x200
[  223.281585] 0 pages HighMem/MovableOnly
[  223.281593] 342744 pages reserved
[  223.285667]  run_timer_softirq+0x52/0xb0
[  223.288656] 0 pages cma reserved
[  223.294183]  ? rcu_read_lock_sched_held+0x108/0x120
[  223.297325] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  223.302286]  __do_softirq+0x30b/0xad8
[  223.306321] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  223.309691]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  223.313720] cron cpuset=
[  223.317083]  ? pvclock_read_flags+0x160/0x160
[  223.322074] /
[  223.328558]  ? lapic_next_event+0x5a/0x90
[  223.332337]  mems_allowed=0
[  223.342035]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.368527]  ? check_preemption_disabled+0x48/0x200
[  223.373545]  ? check_preemption_disabled+0x48/0x200
[  223.378569]  ? kvm_clock_read+0x18/0x30
[  223.382545]  ? kvm_sched_clock_read+0x9/0x20
[  223.386958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.392505]  ? check_preemption_disabled+0x48/0x200
[  223.397547]  irq_exit+0x17f/0x1c0
[  223.401010]  smp_apic_timer_interrupt+0x1cb/0x760
[  223.405858]  ? smp_call_function_single_interrupt+0x650/0x650
[  223.411778]  ? interrupt_entry+0xb5/0xf0
[  223.415844]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.420857]  ? trace_hardirqs_off_caller+0xbb/0x300
[  223.425922]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.430765]  ? trace_hardirqs_off+0x300/0x300
[  223.435264]  ? trace_hardirqs_off+0x300/0x300
[  223.439765]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.445309]  ? check_preemption_disabled+0x48/0x200
[  223.450325]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.455875]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.460729]  apic_timer_interrupt+0xf/0x20
[  223.464960]  </IRQ>
[  223.467201] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  223.472142] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  223.491052] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  223.498770] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  223.506044] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  223.513331] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  223.520601] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  223.527869] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  223.535197]  skb_clone+0x1bb/0x500
[  223.538751]  ? finish_task_switch+0x2f5/0x900
[  223.543255]  ? skb_split+0x11e0/0x11e0
[  223.547149]  ? preempt_notifier_register+0x200/0x200
[  223.552264]  ? __switch_to_asm+0x34/0x70
[  223.556330]  ? __switch_to_asm+0x34/0x70
[  223.560390]  ? __switch_to_asm+0x40/0x70
[  223.564449]  ? __switch_to_asm+0x34/0x70
[  223.568508]  ? __switch_to_asm+0x40/0x70
[  223.572570]  ? __switch_to_asm+0x34/0x70
[  223.576630]  ? __switch_to_asm+0x40/0x70
[  223.580690]  ? __switch_to_asm+0x34/0x70
[  223.584755]  ? __switch_to_asm+0x34/0x70
[  223.588813]  ? __switch_to_asm+0x40/0x70
[  223.592869]  ? __switch_to_asm+0x34/0x70
[  223.596942]  bpf_clone_redirect+0xb9/0x490
[  223.601183]  ? __schedule+0x874/0x1ed0
[  223.605087]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  223.610108]  ? __sched_text_start+0x8/0x8
[  223.614258]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  223.619036]  ? find_held_lock+0x36/0x1c0
[  223.623107]  ? lock_acquire+0x1ed/0x520
[  223.627082]  ? bpf_test_run+0x32e/0x5a0
[  223.631061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.636603]  ? check_preemption_disabled+0x48/0x200
[  223.641628]  ? kasan_check_read+0x11/0x20
[  223.645782]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  223.651065]  ? rcu_bh_qs+0xc0/0xc0
[  223.654617]  ? preempt_schedule+0x4d/0x60
[  223.658768]  ? ___preempt_schedule+0x16/0x18
[  223.663188]  ? bpf_test_run+0x1c0/0x5a0
[  223.667184]  ? netlink_diag_dump+0x2a0/0x2a0
[  223.671608]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.677145]  ? bpf_test_init.isra.9+0x70/0x100
[  223.682433]  ? bpf_prog_test_run_skb+0x634/0xb40
[  223.687198]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  223.692050]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  223.697590]  ? fput+0x130/0x1a0
[  223.700874]  ? __bpf_prog_get+0x9b/0x290
[  223.704938]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  223.709784]  ? bpf_prog_test_run+0x130/0x1a0
[  223.714200]  ? __x64_sys_bpf+0x3d8/0x510
[  223.718272]  ? bpf_prog_get+0x20/0x20
[  223.722087]  ? ksys_ioctl+0x81/0xd0
[  223.725730]  ? do_syscall_64+0x1b9/0x820
[  223.729795]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  223.735166]  ? syscall_return_slowpath+0x5e0/0x5e0
[  223.740102]  ? trace_hardirqs_off+0x300/0x300
[  223.744599]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  223.749615]  ? recalc_sigpending_tsk+0x180/0x180
[  223.754375]  ? kasan_check_write+0x14/0x20
[  223.758621]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  223.763474]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  223.768860] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  223.768933] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  223.775266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  223.775271] Call Trace:
[  223.775278]  <IRQ>
[  223.775295]  dump_stack+0x1c4/0x2b4
[  223.775310]  ? dump_stack_print_info.cold.2+0x52/0x52
[  223.775340]  warn_alloc.cold.118+0xb7/0x1bd
[  223.781873] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  223.791170]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  223.793734] syz-executor4 cpuset=
[  223.795877]  ? lock_downgrade+0x900/0x900
[  223.799478] syz4
[  223.804664]  ? trace_hardirqs_off+0xb8/0x300
[  223.808959]  mems_allowed=0
[  223.819445]  ? trace_hardirqs_off+0xb8/0x300
[  223.845568]  __alloc_pages_slowpath+0x2667/0x2d80
[  223.850445]  ? warn_alloc+0x120/0x120
[  223.854253]  ? trace_hardirqs_on+0x310/0x310
[  223.858662]  ? warn_alloc+0x120/0x120
[  223.862467]  ? print_usage_bug+0xc0/0xc0
[  223.866533]  ? warn_alloc+0x120/0x120
[  223.870339]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  223.875358]  ? print_usage_bug+0xc0/0xc0
[  223.879422]  ? __lock_acquire+0x7ec/0x4ec0
[  223.883655]  ? __lock_acquire+0x7ec/0x4ec0
[  223.887895]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  223.893437]  ? should_fail+0x22d/0xd01
[  223.897335]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.902445]  ? __lock_acquire+0x7ec/0x4ec0
[  223.906707]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  223.911817]  ? __lock_acquire+0x7ec/0x4ec0
[  223.916056]  ? should_fail+0x22d/0xd01
[  223.919946]  ? print_usage_bug+0xc0/0xc0
[  223.924024]  ? mark_held_locks+0x130/0x130
[  223.928287]  ? mark_held_locks+0x130/0x130
[  223.932534]  ? graph_lock+0x170/0x170
[  223.936335]  ? print_usage_bug+0xc0/0xc0
[  223.940401]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  223.945162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  223.950715]  ? check_preemption_disabled+0x48/0x200
[  223.955731]  ? check_preemption_disabled+0x48/0x200
[  223.960759]  ? __lock_is_held+0xb5/0x140
[  223.964836]  __alloc_pages_nodemask+0xa80/0xde0
[  223.969508]  ? graph_lock+0x170/0x170
[  223.973315]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  223.978330]  ? graph_lock+0x170/0x170
[  223.982142]  ? find_held_lock+0x36/0x1c0
[  223.986221]  ? ____cache_alloc_node+0x1c7/0x1e0
[  223.990896]  ? lock_downgrade+0x900/0x900
[  223.995054]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.000599]  cache_grow_begin+0x91/0x8c0
[  224.004664]  ? do_raw_spin_unlock+0xa7/0x2f0
[  224.009083]  fallback_alloc+0x203/0x2e0
[  224.013071]  ____cache_alloc_node+0x1c7/0x1e0
[  224.017576]  kmem_cache_alloc_node+0xe3/0x730
[  224.022076]  ? ipv6_get_ifaddr+0x42e/0x620
[  224.026322]  __alloc_skb+0x119/0x770
[  224.030039]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.035323]  ? skb_scrub_packet+0x490/0x490
[  224.039648]  ? lock_downgrade+0x900/0x900
[  224.043811]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.049350]  ? refcount_sub_and_test_checked+0x203/0x310
[  224.054811]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  224.060269]  ? addrconf_rs_timer+0x6f0/0x6f0
[  224.064697]  ndisc_alloc_skb+0x144/0x340
[  224.068767]  ndisc_send_rs+0x331/0x6e0
[  224.072674]  addrconf_rs_timer+0x3c0/0x6f0
[  224.076920]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.081174]  call_timer_fn+0x272/0x920
[  224.085064]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.089306]  ? process_timeout+0x40/0x40
[  224.093372]  ? find_held_lock+0x36/0x1c0
[  224.097464]  ? mark_held_locks+0xc7/0x130
[  224.101620]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.106113]  ? _raw_spin_unlock_irq+0x27/0x80
[  224.110610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.114847]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  224.119438]  ? trace_hardirqs_on+0xbd/0x310
[  224.123761]  ? kasan_check_read+0x11/0x20
[  224.127920]  ? __run_timers+0x7da/0xc70
[  224.131897]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.137354]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.141598]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  224.145841]  __run_timers+0x7e5/0xc70
[  224.149706]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  224.155077]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.160095]  ? graph_lock+0x170/0x170
[  224.163903]  ? print_usage_bug+0xc0/0xc0
[  224.167961]  ? lock_release+0x970/0x970
[  224.171938]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  224.177139]  ? find_held_lock+0x36/0x1c0
[  224.181206]  ? graph_lock+0x170/0x170
[  224.185024]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.190568]  ? check_preemption_disabled+0x48/0x200
[  224.195605]  ? __lock_is_held+0xb5/0x140
[  224.199669]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.205221]  ? check_preemption_disabled+0x48/0x200
[  224.210255]  run_timer_softirq+0x52/0xb0
[  224.214491]  ? rcu_read_lock_sched_held+0x108/0x120
[  224.219514]  __do_softirq+0x30b/0xad8
[  224.223326]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  224.228436]  ? pvclock_read_flags+0x160/0x160
[  224.232931]  ? lapic_next_event+0x5a/0x90
[  224.237079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.242618]  ? check_preemption_disabled+0x48/0x200
[  224.247638]  ? check_preemption_disabled+0x48/0x200
[  224.252661]  ? kvm_clock_read+0x18/0x30
[  224.256640]  ? kvm_sched_clock_read+0x9/0x20
[  224.261055]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.266606]  ? check_preemption_disabled+0x48/0x200
[  224.271634]  irq_exit+0x17f/0x1c0
[  224.275092]  smp_apic_timer_interrupt+0x1cb/0x760
[  224.279934]  ? smp_reschedule_interrupt+0x109/0x650
[  224.284954]  ? smp_call_function_single_interrupt+0x650/0x650
[  224.290841]  ? interrupt_entry+0xb5/0xf0
[  224.294908]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.299924]  ? trace_hardirqs_off_caller+0xbb/0x300
[  224.304946]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.309799]  ? trace_hardirqs_off+0x300/0x300
[  224.314298]  ? trace_hardirqs_off+0x300/0x300
[  224.318801]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.324346]  ? check_preemption_disabled+0x48/0x200
[  224.329365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.334911]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  224.339772]  apic_timer_interrupt+0xf/0x20
[  224.344008]  </IRQ>
[  224.346253] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  224.351531] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  224.370438] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  224.378170] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  224.385440] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  224.392718] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  224.399989] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  224.407260] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  224.414556]  ? arch_local_irq_restore+0x45/0x52
[  224.419240]  dump_stack+0x26a/0x2b4
[  224.422877]  ? dump_stack_print_info.cold.2+0x52/0x52
[  224.428070]  ? mark_held_locks+0x130/0x130
[  224.432305]  ? mark_held_locks+0x130/0x130
[  224.436570]  dump_header+0x27b/0xf72
[  224.440304]  ? pagefault_out_of_memory+0x197/0x197
[  224.445263]  ? mark_held_locks+0x130/0x130
[  224.449520]  ? __lock_acquire+0x7ec/0x4ec0
[  224.453761]  ? mem_cgroup_charge_statistics+0x780/0x780
[  224.459133]  ? print_usage_bug+0xc0/0xc0
[  224.463198]  ? print_usage_bug+0xc0/0xc0
[  224.467274]  ? graph_lock+0x170/0x170
[  224.471076]  ? graph_lock+0x170/0x170
[  224.474878]  ? print_usage_bug+0xc0/0xc0
[  224.478937]  ? print_usage_bug+0xc0/0xc0
[  224.483008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.488551]  ? find_held_lock+0x36/0x1c0
[  224.492625]  ? mark_held_locks+0xc7/0x130
[  224.496779]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  224.501888]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  224.506998]  ? lockdep_hardirqs_on+0x421/0x5c0
[  224.511584]  ? trace_hardirqs_on+0xbd/0x310
[  224.515907]  ? kasan_check_read+0x11/0x20
[  224.520060]  ? ___ratelimit+0x36f/0x655
[  224.524040]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  224.529490]  ? trace_hardirqs_on+0x310/0x310
[  224.533900]  ? lock_downgrade+0x900/0x900
[  224.538056]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  224.543305]  ? ___ratelimit+0xaa/0x655
[  224.547201]  ? idr_get_free+0xec0/0xec0
[  224.551189]  ? kasan_check_write+0x14/0x20
[  224.555430]  ? do_raw_spin_lock+0xc1/0x200
[  224.559678]  oom_kill_process.cold.27+0x10/0x903
[  224.564453]  ? graph_lock+0x170/0x170
[  224.568256]  ? _raw_spin_unlock+0x2c/0x50
[  224.572404]  ? oom_badness+0xe6/0xaa0
[  224.576223]  ? oom_evaluate_task+0x540/0x540
[  224.580638]  ? find_held_lock+0x36/0x1c0
[  224.584709]  ? out_of_memory+0x974/0x14c0
[  224.588859]  ? lock_downgrade+0x900/0x900
[  224.593010]  ? check_preemption_disabled+0x48/0x200
[  224.598040]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.603842]  ? kasan_check_read+0x11/0x20
[  224.607995]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.613297]  ? rcu_bh_qs+0xc0/0xc0
[  224.616844]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  224.621864]  ? oom_evaluate_task+0x302/0x540
[  224.626282]  out_of_memory+0xa86/0x14c0
[  224.630270]  ? oom_killer_disable+0x3a0/0x3a0
[  224.634768]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  224.639708]  ? __mutex_add_waiter+0x2a0/0x2a0
[  224.644225]  __alloc_pages_slowpath+0x2318/0x2d80
[  224.649189]  ? warn_alloc+0x120/0x120
[  224.652999]  ? __radix_tree_lookup+0x4c0/0x4c0
[  224.657602]  ? find_get_entry+0x2f2/0xc40
[  224.661764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  224.667312]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  224.672249]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.677797]  ? should_fail+0x22d/0xd01
[  224.681696]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  224.686805]  ? __lock_is_held+0xb5/0x140
[  224.690893]  ? __lock_is_held+0xb5/0x140
[  224.694969]  ? ___might_sleep+0x1ed/0x300
[  224.699118]  ? lock_release+0x970/0x970
[  224.703098]  ? arch_local_save_flags+0x40/0x40
[  224.707701]  ? __might_sleep+0x95/0x190
[  224.711686]  __alloc_pages_nodemask+0xa80/0xde0
[  224.716365]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  224.721390]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.727191]  ? kasan_check_read+0x11/0x20
[  224.731349]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.736632]  ? graph_lock+0x170/0x170
[  224.740453]  ? print_usage_bug+0xc0/0xc0
[  224.744521]  ? graph_lock+0x170/0x170
[  224.748319]  ? graph_lock+0x170/0x170
[  224.752122]  ? __do_page_cache_readahead+0x7ce/0x980
[  224.757255]  ? find_held_lock+0x36/0x1c0
[  224.761325]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  224.766871]  alloc_pages_current+0x10c/0x210
[  224.771294]  ? lock_downgrade+0x900/0x900
[  224.775450]  __page_cache_alloc+0x38f/0x5b0
[  224.779776]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.785580]  ? kasan_check_read+0x11/0x20
[  224.789735]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.795033]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  224.799707]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.805266]  ? check_preemption_disabled+0x48/0x200
[  224.810297]  filemap_fault+0x1594/0x25f0
[  224.814374]  ? __lock_page_or_retry+0xa00/0xa00
[  224.819059]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  224.824858]  ? kasan_check_read+0x11/0x20
[  224.829019]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  224.834298]  ? rcu_bh_qs+0xc0/0xc0
[  224.837856]  ? filemap_map_pages+0xdea/0x1980
[  224.842396]  ? graph_lock+0x170/0x170
[  224.846203]  ? find_get_pages_range_tag+0x1320/0x1320
[  224.851417]  ? pick_next_task_fair+0x98e/0x17c0
[  224.856093]  ? print_usage_bug+0xc0/0xc0
[  224.860158]  ? graph_lock+0x170/0x170
[  224.863965]  ? find_held_lock+0x36/0x1c0
[  224.868046]  ? lock_acquire+0x1ed/0x520
[  224.872023]  ? ext4_filemap_fault+0x7a/0xad
[  224.876355]  ? lock_release+0x970/0x970
[  224.880333]  ? arch_local_save_flags+0x40/0x40
[  224.884922]  ? mark_held_locks+0x130/0x130
[  224.889263]  ? down_read+0xb0/0x1d0
[  224.892896]  ? ext4_filemap_fault+0x7a/0xad
[  224.897226]  ? __down_interruptible+0x700/0x700
[  224.901899]  ? mark_held_locks+0x130/0x130
[  224.906147]  ext4_filemap_fault+0x82/0xad
[  224.910304]  __do_fault+0x100/0x6b0
[  224.913940]  ? print_bad_pte+0x6c0/0x6c0
[  224.918005]  ? graph_lock+0x170/0x170
[  224.921813]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  224.926832]  ? hrtimer_active+0x2db/0x440
[  224.930984]  ? pmd_val+0x88/0x100
[  224.934438]  ? add_mm_counter_fast+0xd0/0xd0
[  224.938849]  ? pmd_val+0x88/0x100
[  224.942305]  ? add_mm_counter_fast+0xd0/0xd0
[  224.946721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  224.952269]  __handle_mm_fault+0x3709/0x53e0
[  224.956697]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  224.961540]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  224.966643]  ? graph_lock+0x170/0x170
[  224.970445]  ? print_usage_bug+0xc0/0xc0
[  224.974508]  ? kasan_check_read+0x11/0x20
[  224.978655]  ? __free_object+0x173/0x340
[  224.982718]  ? graph_lock+0x170/0x170
[  224.986817]  ? graph_lock+0x170/0x170
[  224.990640]  ? handle_mm_fault+0x42a/0xc70
[  224.994880]  ? lock_downgrade+0x900/0x900
[  224.999035]  ? check_preemption_disabled+0x48/0x200
[  225.004058]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  225.009859]  ? kasan_check_read+0x11/0x20
[  225.014012]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.019294]  ? rcu_bh_qs+0xc0/0xc0
[  225.022835]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.028292]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.033834]  ? check_preemption_disabled+0x48/0x200
[  225.038864]  handle_mm_fault+0x54f/0xc70
[  225.042931]  ? __handle_mm_fault+0x53e0/0x53e0
[  225.047519]  ? find_vma+0x34/0x190
[  225.051066]  __do_page_fault+0x67d/0xed0
[  225.055139]  ? mm_fault_error+0x380/0x380
[  225.059292]  ? trace_hardirqs_off+0xb8/0x300
[  225.063712]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  225.069078]  ? trace_hardirqs_on+0x310/0x310
[  225.073495]  do_page_fault+0xf2/0x7e0
[  225.077303]  ? vmalloc_sync_all+0x30/0x30
[  225.081452]  ? error_entry+0x70/0xd0
[  225.085175]  ? trace_hardirqs_off_caller+0xbb/0x300
[  225.090193]  ? trace_hardirqs_on_caller+0xc0/0x300
[  225.095132]  ? syscall_return_slowpath+0x5e0/0x5e0
[  225.100063]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.104932]  ? trace_hardirqs_off+0x300/0x300
[  225.109432]  ? trace_hardirqs_off_caller+0x300/0x300
[  225.114549]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  225.120032]  ? prepare_exit_to_usermode+0x291/0x3b0
[  225.125053]  ? page_fault+0x8/0x30
[  225.128598]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  225.133447]  ? page_fault+0x8/0x30
[  225.136992]  page_fault+0x1e/0x30
[  225.140444] RIP: 0033:0x7f9819842e40
[  225.144161] Code: Bad RIP value.
[  225.147519] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  225.152887] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  225.160159] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  225.167428] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  225.174696] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  225.181964] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  225.189265] warn_alloc_show_mem: 1 callbacks suppressed
[  225.189278] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  225.189280] Mem-Info:
[  225.189318] active_anon:39986 inactive_anon:371 isolated_anon:0
[  225.189318]  active_file:17 inactive_file:14 isolated_file:0
[  225.189318]  unevictable:0 dirty:0 writeback:0 unstable:0
[  225.189318]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  225.189318]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  225.189318]  free:13700 free_pcp:499 free_cma:0
[  225.194670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  225.201866] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  225.204267] Call Trace:
[  225.237146] Node 0 
[  225.246498]  <IRQ>
[  225.274193] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  225.276758]  dump_stack+0x1c4/0x2b4
[  225.278959] lowmem_reserve[]: 0
[  225.281114]  ? dump_stack_print_info.cold.2+0x52/0x52
[  225.306602]  2817
[  225.310267]  warn_alloc.cold.118+0xb7/0x1bd
[  225.313499]  6321 6321
[  225.318695]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  225.320729] Node 0 
[  225.325046]  ? lock_downgrade+0x900/0x900
[  225.327541] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  225.332360]  ? trace_hardirqs_off+0xb8/0x300
[  225.334565] lowmem_reserve[]:
[  225.338708]  ? trace_hardirqs_off+0xb8/0x300
[  225.365408]  0 0
[  225.369844]  __alloc_pages_slowpath+0x2667/0x2d80
[  225.372905]  3503 3503
[  225.377348]  ? warn_alloc+0x120/0x120
[  225.384117]  ? warn_alloc+0x120/0x120
[  225.386584] Node 0 
[  225.390379]  ? print_usage_bug+0xc0/0xc0
[  225.394177] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  225.396389]  ? warn_alloc+0x120/0x120
[  225.400423] lowmem_reserve[]:
[  225.428987]  ? print_usage_bug+0xc0/0xc0
[  225.432775]  0
[  225.435880]  ? __lock_acquire+0x7ec/0x4ec0
[  225.439906]  0 0
[  225.441723]  ? __lock_acquire+0x7ec/0x4ec0
[  225.445925]  0
[  225.447907]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  225.452116] Node 0 
[  225.453914]  ? should_fail+0x22d/0xd01
[  225.459419] DMA: 1*4kB 
[  225.461662]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.465513] (U) 0*8kB 
[  225.468101]  ? __lock_acquire+0x7ec/0x4ec0
[  225.473168] 0*16kB 1*32kB 
[  225.475673]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  225.479874] (U) 
[  225.482714]  ? __lock_acquire+0x7ec/0x4ec0
[  225.487791] 2*64kB 
[  225.489762]  ? should_fail+0x22d/0xd01
[  225.493968] (U) 
[  225.496208]  ? mark_held_locks+0x130/0x130
[  225.500055] 1*128kB (U) 
[  225.502042]  ? mark_held_locks+0x130/0x130
[  225.506250] 1*256kB 
[  225.508916]  ? graph_lock+0x170/0x170
[  225.513126] (U) 
[  225.515449]  ? graph_lock+0x170/0x170
[  225.519230] 0*512kB 
[  225.521198]  ? graph_lock+0x170/0x170
[  225.524973] 1*1024kB 
[  225.527294]  ? print_usage_bug+0xc0/0xc0
[  225.531056] (U) 1*2048kB 
[  225.533476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.537509] (M) 
[  225.540262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.545771] 3*4096kB 
[  225.547746]  ? check_preemption_disabled+0x48/0x200
[  225.553253] (M) 
[  225.555672]  ? check_preemption_disabled+0x48/0x200
[  225.560655] = 15908kB
[  225.562633]  ? __lock_is_held+0xb5/0x140
[  225.567615] Node 0 
[  225.570026]  __alloc_pages_nodemask+0xa80/0xde0
[  225.574049] DMA32: 3*4kB 
[  225.576295]  ? graph_lock+0x170/0x170
[  225.580931] (UM) 
[  225.583686]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  225.587459] 1*8kB 
[  225.589520]  ? graph_lock+0x170/0x170
[  225.594509] (U) 
[  225.596685]  ? find_held_lock+0x36/0x1c0
[  225.600454] 4*16kB 
[  225.602434]  ? ____cache_alloc_node+0x1c7/0x1e0
[  225.606461] (UM) 
[  225.608697]  ? lock_downgrade+0x900/0x900
[  225.613342] 2*32kB 
[  225.615406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.619520] (UM) 
[  225.621753]  cache_grow_begin+0x91/0x8c0
[  225.627259] 2*64kB (M) 
[  225.629331]  ? do_raw_spin_unlock+0xa7/0x2f0
[  225.633358] 3*128kB (M) 
[  225.635949]  fallback_alloc+0x203/0x2e0
[  225.640375] 3*256kB 
[  225.643043]  ____cache_alloc_node+0x1c7/0x1e0
[  225.646985] (UM) 
[  225.649311]  kmem_cache_alloc_node+0xe3/0x730
[  225.653776] 4*512kB 
[  225.655833]  ? ipv6_get_ifaddr+0x42e/0x620
[  225.660298] (UM) 
[  225.662621]  __alloc_skb+0x119/0x770
[  225.666827] 3*1024kB 
[  225.668889]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  225.672571] (M) 
[  225.674981]  ? skb_scrub_packet+0x490/0x490
[  225.680233] 3*2048kB 
[  225.682202]  ? lock_downgrade+0x900/0x900
[  225.686501] (UM) 
[  225.688911]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.693031] 3*4096kB 
[  225.695089]  ? refcount_sub_and_test_checked+0x203/0x310
[  225.700598] (M) 
[  225.703002]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  225.708425] = 24980kB
[  225.710396]  ? addrconf_rs_timer+0x6f0/0x6f0
[  225.715821] Node 0 
[  225.718242]  ndisc_alloc_skb+0x144/0x340
[  225.722607] Normal: 870*4kB 
[  225.724850]  ndisc_send_rs+0x331/0x6e0
[  225.728882] (MEH) 
[  225.731899]  addrconf_rs_timer+0x3c0/0x6f0
[  225.735756] 510*8kB 
[  225.737906]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.742109] (UMEH) 
[  225.744435]  call_timer_fn+0x272/0x920
[  225.748628] 199*16kB (UMEH) 
[  225.750866]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.754726] 70*32kB 
[  225.757737]  ? process_timeout+0x40/0x40
[  225.761942] (UMEH) 
[  225.764255]  ? find_held_lock+0x36/0x1c0
[  225.764278]  ? __run_timers+0x7da/0xc70
[  225.768311] 11*64kB 
[  225.770545]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.774578] (UMH) 
[  225.778544]  ? _raw_spin_unlock_irq+0x27/0x80
[  225.780845] 2*128kB 
[  225.785337]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.787461] (H) 
[  225.791952]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  225.794250] 0*256kB 
[  225.798477]  ? trace_hardirqs_on+0xbd/0x310
[  225.800431] 0*512kB 
[  225.805004]  ? kasan_check_read+0x11/0x20
[  225.807303] 0*1024kB 
[  225.811616]  ? __run_timers+0x7da/0xc70
[  225.813914] 0*2048kB 
[  225.818056]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  225.820437] 0*4096kB = 13944kB
[  225.824415]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.826811] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  225.832253]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  225.835427] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  225.839649]  __run_timers+0x7e5/0xc70
[  225.848458] 410 total pagecache pages
[  225.852694]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  225.861244] 0 pages in swap cache
[  225.865035]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  225.868816] Swap cache stats: add 0, delete 0, find 0/0
[  225.874171]  ? graph_lock+0x170/0x170
[  225.877599] Free swap  = 0kB
[  225.882605]  ? enqueue_hrtimer+0x1a5/0x560
[  225.887941] Total swap = 0kB
[  225.891732]  ? lock_release+0x970/0x970
[  225.894727] 1965979 pages RAM
[  225.898957]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  225.901951] 0 pages HighMem/MovableOnly
[  225.905922]  ? find_held_lock+0x36/0x1c0
[  225.908998] 342744 pages reserved
[  225.914178]  ? graph_lock+0x170/0x170
[  225.918128] 0 pages cma reserved
[  225.922186]  ? pvclock_read_flags+0x160/0x160
[  225.925677] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  225.929415]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.932817] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  225.937249]  ? check_preemption_disabled+0x48/0x200
[  225.943715] cron cpuset=
[  225.949260]  ? __lock_is_held+0xb5/0x140
[  225.958931] /
[  225.963946]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  225.966591]  mems_allowed=0
[  225.970645]  ? check_preemption_disabled+0x48/0x200
[  225.985811]  run_timer_softirq+0x52/0xb0
[  225.989876]  ? rcu_read_lock_sched_held+0x108/0x120
[  225.994896]  __do_softirq+0x30b/0xad8
[  225.998713]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  226.003827]  ? pvclock_read_flags+0x160/0x160
[  226.008321]  ? lapic_next_event+0x5a/0x90
[  226.012473]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.018016]  ? check_preemption_disabled+0x48/0x200
[  226.023036]  ? check_preemption_disabled+0x48/0x200
[  226.028062]  ? kvm_clock_read+0x18/0x30
[  226.032038]  ? kvm_sched_clock_read+0x9/0x20
[  226.036452]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.041991]  ? check_preemption_disabled+0x48/0x200
[  226.047021]  irq_exit+0x17f/0x1c0
[  226.050478]  smp_apic_timer_interrupt+0x1cb/0x760
[  226.055326]  ? smp_call_function_single_interrupt+0x650/0x650
[  226.061212]  ? interrupt_entry+0xb5/0xf0
[  226.065293]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.070313]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.075334]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.080180]  ? trace_hardirqs_off+0x300/0x300
[  226.084678]  ? trace_hardirqs_off+0x300/0x300
[  226.089178]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.094720]  ? check_preemption_disabled+0x48/0x200
[  226.099734]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.105281]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.110145]  apic_timer_interrupt+0xf/0x20
[  226.114372]  </IRQ>
[  226.116612] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  226.121546] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  226.140467] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  226.148185] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  226.155466] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  226.162736] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  226.170006] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  226.177273] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  226.184624]  skb_clone+0x1bb/0x500
[  226.188170]  ? finish_task_switch+0x2f5/0x900
[  226.192668]  ? skb_split+0x11e0/0x11e0
[  226.196558]  ? preempt_notifier_register+0x200/0x200
[  226.201706]  ? __switch_to_asm+0x34/0x70
[  226.205770]  ? __switch_to_asm+0x34/0x70
[  226.209829]  ? __switch_to_asm+0x40/0x70
[  226.213891]  ? __switch_to_asm+0x34/0x70
[  226.217951]  ? __switch_to_asm+0x40/0x70
[  226.222009]  ? __switch_to_asm+0x34/0x70
[  226.226069]  ? __switch_to_asm+0x40/0x70
[  226.230130]  ? __switch_to_asm+0x34/0x70
[  226.234193]  ? __switch_to_asm+0x34/0x70
[  226.238260]  ? __switch_to_asm+0x40/0x70
[  226.242327]  ? __switch_to_asm+0x34/0x70
[  226.246396]  bpf_clone_redirect+0xb9/0x490
[  226.250635]  ? __schedule+0x874/0x1ed0
[  226.254530]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  226.259552]  ? __sched_text_start+0x8/0x8
[  226.263703]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  226.268473]  ? find_held_lock+0x36/0x1c0
[  226.272552]  ? lock_acquire+0x1ed/0x520
[  226.276529]  ? bpf_test_run+0x32e/0x5a0
[  226.280509]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.286051]  ? check_preemption_disabled+0x48/0x200
[  226.291073]  ? kasan_check_read+0x11/0x20
[  226.295234]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.300514]  ? rcu_bh_qs+0xc0/0xc0
[  226.304060]  ? preempt_schedule+0x4d/0x60
[  226.308234]  ? ___preempt_schedule+0x16/0x18
[  226.312654]  ? bpf_test_run+0x1c0/0x5a0
[  226.316641]  ? netlink_diag_dump+0x2a0/0x2a0
[  226.321055]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.326594]  ? bpf_test_init.isra.9+0x70/0x100
[  226.331185]  ? bpf_prog_test_run_skb+0x634/0xb40
[  226.335960]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  226.340801]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  226.346343]  ? fput+0x130/0x1a0
[  226.349626]  ? __bpf_prog_get+0x9b/0x290
[  226.353689]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  226.358532]  ? bpf_prog_test_run+0x130/0x1a0
[  226.362945]  ? __x64_sys_bpf+0x3d8/0x510
[  226.367007]  ? bpf_prog_get+0x20/0x20
[  226.370816]  ? ksys_ioctl+0x81/0xd0
[  226.374454]  ? do_syscall_64+0x1b9/0x820
[  226.378520]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  226.383890]  ? syscall_return_slowpath+0x5e0/0x5e0
[  226.388823]  ? trace_hardirqs_off+0x300/0x300
[  226.393325]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  226.398344]  ? recalc_sigpending_tsk+0x180/0x180
[  226.403113]  ? kasan_check_write+0x14/0x20
[  226.407357]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.412212]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  226.417604] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  226.417676] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  226.424010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  226.424015] Call Trace:
[  226.424022]  <IRQ>
[  226.424037]  dump_stack+0x1c4/0x2b4
[  226.424053]  ? dump_stack_print_info.cold.2+0x52/0x52
[  226.424079]  warn_alloc.cold.118+0xb7/0x1bd
[  226.430602] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  226.439892]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  226.442454] syz-executor4 cpuset=
[  226.444598]  ? lock_downgrade+0x900/0x900
[  226.448201] syz4
[  226.453394]  ? trace_hardirqs_off+0xb8/0x300
[  226.457689]  mems_allowed=0
[  226.468223]  ? trace_hardirqs_off+0xb8/0x300
[  226.494363]  __alloc_pages_slowpath+0x2667/0x2d80
[  226.499268]  ? warn_alloc+0x120/0x120
[  226.503081]  ? warn_alloc+0x120/0x120
[  226.506888]  ? print_usage_bug+0xc0/0xc0
[  226.510950]  ? warn_alloc+0x120/0x120
[  226.514751]  ? print_usage_bug+0xc0/0xc0
[  226.518821]  ? __lock_acquire+0x7ec/0x4ec0
[  226.523056]  ? __lock_acquire+0x7ec/0x4ec0
[  226.527299]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.532838]  ? should_fail+0x22d/0xd01
[  226.536731]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.541839]  ? __lock_acquire+0x7ec/0x4ec0
[  226.546085]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  226.551187]  ? __lock_acquire+0x7ec/0x4ec0
[  226.555426]  ? should_fail+0x22d/0xd01
[  226.559328]  ? mark_held_locks+0x130/0x130
[  226.563567]  ? mark_held_locks+0x130/0x130
[  226.567805]  ? graph_lock+0x170/0x170
[  226.571606]  ? graph_lock+0x170/0x170
[  226.575428]  ? graph_lock+0x170/0x170
[  226.579240]  ? print_usage_bug+0xc0/0xc0
[  226.583303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.588845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.594386]  ? check_preemption_disabled+0x48/0x200
[  226.599420]  ? check_preemption_disabled+0x48/0x200
[  226.604449]  ? __lock_is_held+0xb5/0x140
[  226.608517]  __alloc_pages_nodemask+0xa80/0xde0
[  226.613186]  ? graph_lock+0x170/0x170
[  226.617002]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  226.622021]  ? graph_lock+0x170/0x170
[  226.625837]  ? find_held_lock+0x36/0x1c0
[  226.629910]  ? ____cache_alloc_node+0x1c7/0x1e0
[  226.634585]  ? lock_downgrade+0x900/0x900
[  226.638746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.644293]  cache_grow_begin+0x91/0x8c0
[  226.648359]  ? do_raw_spin_unlock+0xa7/0x2f0
[  226.652778]  fallback_alloc+0x203/0x2e0
[  226.656765]  ____cache_alloc_node+0x1c7/0x1e0
[  226.661274]  kmem_cache_alloc_node+0xe3/0x730
[  226.665775]  ? ipv6_get_ifaddr+0x42e/0x620
[  226.670029]  __alloc_skb+0x119/0x770
[  226.673744]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  226.679028]  ? skb_scrub_packet+0x490/0x490
[  226.683351]  ? lock_downgrade+0x900/0x900
[  226.687510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.693052]  ? refcount_sub_and_test_checked+0x203/0x310
[  226.698507]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  226.703961]  ? addrconf_rs_timer+0x6f0/0x6f0
[  226.708385]  ndisc_alloc_skb+0x144/0x340
[  226.712452]  ndisc_send_rs+0x331/0x6e0
[  226.716351]  addrconf_rs_timer+0x3c0/0x6f0
[  226.720614]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.724870]  call_timer_fn+0x272/0x920
[  226.728761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.733005]  ? process_timeout+0x40/0x40
[  226.737066]  ? find_held_lock+0x36/0x1c0
[  226.741137]  ? mark_held_locks+0xc7/0x130
[  226.745291]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.749796]  ? _raw_spin_unlock_irq+0x27/0x80
[  226.754295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.758530]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  226.763121]  ? trace_hardirqs_on+0xbd/0x310
[  226.768140]  ? kasan_check_read+0x11/0x20
[  226.772293]  ? __run_timers+0x7da/0xc70
[  226.776271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  226.781728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.785974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  226.790230]  __run_timers+0x7e5/0xc70
[  226.794047]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  226.799416]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  226.804438]  ? graph_lock+0x170/0x170
[  226.808253]  ? print_usage_bug+0xc0/0xc0
[  226.812314]  ? lock_release+0x970/0x970
[  226.816291]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  226.821493]  ? find_held_lock+0x36/0x1c0
[  226.825563]  ? graph_lock+0x170/0x170
[  226.829374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.834913]  ? check_preemption_disabled+0x48/0x200
[  226.839944]  ? __lock_is_held+0xb5/0x140
[  226.844010]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.849550]  ? check_preemption_disabled+0x48/0x200
[  226.854575]  run_timer_softirq+0x52/0xb0
[  226.858635]  ? rcu_read_lock_sched_held+0x108/0x120
[  226.863651]  __do_softirq+0x30b/0xad8
[  226.867464]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  226.872577]  ? pvclock_read_flags+0x160/0x160
[  226.877071]  ? lapic_next_event+0x5a/0x90
[  226.881230]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.886776]  ? check_preemption_disabled+0x48/0x200
[  226.891807]  ? check_preemption_disabled+0x48/0x200
[  226.896843]  ? kvm_clock_read+0x18/0x30
[  226.900820]  ? kvm_sched_clock_read+0x9/0x20
[  226.905238]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  226.910778]  ? check_preemption_disabled+0x48/0x200
[  226.915828]  irq_exit+0x17f/0x1c0
[  226.919286]  smp_apic_timer_interrupt+0x1cb/0x760
[  226.924134]  ? smp_reschedule_interrupt+0x109/0x650
[  226.929160]  ? smp_call_function_single_interrupt+0x650/0x650
[  226.935049]  ? interrupt_entry+0xb5/0xf0
[  226.939114]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.944129]  ? trace_hardirqs_off_caller+0xbb/0x300
[  226.949148]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.953995]  ? trace_hardirqs_off+0x300/0x300
[  226.958490]  ? trace_hardirqs_off+0x300/0x300
[  226.962986]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.968540]  ? check_preemption_disabled+0x48/0x200
[  226.973555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  226.979108]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  226.984055]  apic_timer_interrupt+0xf/0x20
[  226.988277]  </IRQ>
[  226.990513] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  226.995796] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  227.014701] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  227.022413] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  227.029678] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  227.036947] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  227.044213] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  227.051488] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  227.058777]  ? arch_local_irq_restore+0x45/0x52
[  227.063464]  dump_stack+0x26a/0x2b4
[  227.067099]  ? dump_stack_print_info.cold.2+0x52/0x52
[  227.072295]  ? mark_held_locks+0x130/0x130
[  227.076533]  ? mark_held_locks+0x130/0x130
[  227.080777]  dump_header+0x27b/0xf72
[  227.084509]  ? pagefault_out_of_memory+0x197/0x197
[  227.089444]  ? mark_held_locks+0x130/0x130
[  227.093682]  ? __lock_acquire+0x7ec/0x4ec0
[  227.097920]  ? mem_cgroup_charge_statistics+0x780/0x780
[  227.103286]  ? print_usage_bug+0xc0/0xc0
[  227.107348]  ? print_usage_bug+0xc0/0xc0
[  227.111415]  ? graph_lock+0x170/0x170
[  227.115212]  ? graph_lock+0x170/0x170
[  227.119525]  ? print_usage_bug+0xc0/0xc0
[  227.123585]  ? print_usage_bug+0xc0/0xc0
[  227.127659]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.133225]  ? find_held_lock+0x36/0x1c0
[  227.137296]  ? mark_held_locks+0xc7/0x130
[  227.141447]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  227.146551]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  227.151662]  ? lockdep_hardirqs_on+0x421/0x5c0
[  227.156265]  ? trace_hardirqs_on+0xbd/0x310
[  227.160592]  ? kasan_check_read+0x11/0x20
[  227.164739]  ? ___ratelimit+0x36f/0x655
[  227.168715]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.174171]  ? trace_hardirqs_on+0x310/0x310
[  227.178580]  ? lock_downgrade+0x900/0x900
[  227.182738]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  227.187846]  ? ___ratelimit+0xaa/0x655
[  227.191737]  ? idr_get_free+0xec0/0xec0
[  227.195734]  ? kasan_check_write+0x14/0x20
[  227.199987]  ? do_raw_spin_lock+0xc1/0x200
[  227.204237]  oom_kill_process.cold.27+0x10/0x903
[  227.208999]  ? graph_lock+0x170/0x170
[  227.212805]  ? _raw_spin_unlock+0x2c/0x50
[  227.216955]  ? oom_badness+0xe6/0xaa0
[  227.220761]  ? oom_evaluate_task+0x540/0x540
[  227.225180]  ? find_held_lock+0x36/0x1c0
[  227.229254]  ? out_of_memory+0x974/0x14c0
[  227.233404]  ? lock_downgrade+0x900/0x900
[  227.237555]  ? check_preemption_disabled+0x48/0x200
[  227.242576]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.248376]  ? kasan_check_read+0x11/0x20
[  227.252531]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.257811]  ? rcu_bh_qs+0xc0/0xc0
[  227.261355]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  227.266369]  ? oom_evaluate_task+0x302/0x540
[  227.270781]  out_of_memory+0xa86/0x14c0
[  227.274776]  ? oom_killer_disable+0x3a0/0x3a0
[  227.279281]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  227.284228]  ? __mutex_add_waiter+0x2a0/0x2a0
[  227.288739]  __alloc_pages_slowpath+0x2318/0x2d80
[  227.293612]  ? warn_alloc+0x120/0x120
[  227.297413]  ? __radix_tree_lookup+0x4c0/0x4c0
[  227.302009]  ? find_get_entry+0x2f2/0xc40
[  227.306171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  227.311710]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  227.316638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.322176]  ? should_fail+0x22d/0xd01
[  227.326072]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  227.331176]  ? __lock_is_held+0xb5/0x140
[  227.335274]  ? __lock_is_held+0xb5/0x140
[  227.339372]  ? ___might_sleep+0x1ed/0x300
[  227.343519]  ? lock_release+0x970/0x970
[  227.347499]  ? arch_local_save_flags+0x40/0x40
[  227.352097]  ? __might_sleep+0x95/0x190
[  227.356079]  __alloc_pages_nodemask+0xa80/0xde0
[  227.360755]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  227.365789]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.371593]  ? kasan_check_read+0x11/0x20
[  227.375744]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.381028]  ? graph_lock+0x170/0x170
[  227.384830]  ? print_usage_bug+0xc0/0xc0
[  227.388895]  ? graph_lock+0x170/0x170
[  227.392697]  ? graph_lock+0x170/0x170
[  227.396502]  ? __do_page_cache_readahead+0x7ce/0x980
[  227.401610]  ? find_held_lock+0x36/0x1c0
[  227.405678]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  227.411227]  alloc_pages_current+0x10c/0x210
[  227.415635]  ? lock_downgrade+0x900/0x900
[  227.419794]  __page_cache_alloc+0x38f/0x5b0
[  227.424125]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.429927]  ? kasan_check_read+0x11/0x20
[  227.434075]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.439355]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  227.444026]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.449564]  ? check_preemption_disabled+0x48/0x200
[  227.454589]  filemap_fault+0x1594/0x25f0
[  227.458665]  ? __lock_page_or_retry+0xa00/0xa00
[  227.463340]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.469140]  ? kasan_check_read+0x11/0x20
[  227.473289]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.478567]  ? rcu_bh_qs+0xc0/0xc0
[  227.482127]  ? filemap_map_pages+0xdea/0x1980
[  227.486644]  ? graph_lock+0x170/0x170
[  227.490446]  ? find_get_pages_range_tag+0x1320/0x1320
[  227.495635]  ? pick_next_task_fair+0x98e/0x17c0
[  227.500309]  ? print_usage_bug+0xc0/0xc0
[  227.504372]  ? graph_lock+0x170/0x170
[  227.508179]  ? find_held_lock+0x36/0x1c0
[  227.512265]  ? lock_acquire+0x1ed/0x520
[  227.516244]  ? ext4_filemap_fault+0x7a/0xad
[  227.520576]  ? lock_release+0x970/0x970
[  227.524551]  ? arch_local_save_flags+0x40/0x40
[  227.529141]  ? mark_held_locks+0x130/0x130
[  227.533390]  ? down_read+0xb0/0x1d0
[  227.537014]  ? ext4_filemap_fault+0x7a/0xad
[  227.541339]  ? __down_interruptible+0x700/0x700
[  227.546025]  ? mark_held_locks+0x130/0x130
[  227.550271]  ext4_filemap_fault+0x82/0xad
[  227.554426]  __do_fault+0x100/0x6b0
[  227.558061]  ? print_bad_pte+0x6c0/0x6c0
[  227.562120]  ? graph_lock+0x170/0x170
[  227.565923]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  227.570938]  ? hrtimer_active+0x2db/0x440
[  227.575089]  ? pmd_val+0x88/0x100
[  227.578541]  ? add_mm_counter_fast+0xd0/0xd0
[  227.582950]  ? pmd_val+0x88/0x100
[  227.586403]  ? add_mm_counter_fast+0xd0/0xd0
[  227.590821]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.596368]  __handle_mm_fault+0x3709/0x53e0
[  227.600792]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  227.605634]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  227.610749]  ? graph_lock+0x170/0x170
[  227.614548]  ? print_usage_bug+0xc0/0xc0
[  227.618608]  ? kasan_check_read+0x11/0x20
[  227.622758]  ? __free_object+0x173/0x340
[  227.626822]  ? graph_lock+0x170/0x170
[  227.630632]  ? graph_lock+0x170/0x170
[  227.634456]  ? handle_mm_fault+0x42a/0xc70
[  227.638691]  ? lock_downgrade+0x900/0x900
[  227.642838]  ? check_preemption_disabled+0x48/0x200
[  227.647889]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  227.653686]  ? kasan_check_read+0x11/0x20
[  227.657837]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  227.663114]  ? rcu_bh_qs+0xc0/0xc0
[  227.666654]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  227.672108]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  227.677646]  ? check_preemption_disabled+0x48/0x200
[  227.682667]  handle_mm_fault+0x54f/0xc70
[  227.686742]  ? __handle_mm_fault+0x53e0/0x53e0
[  227.691329]  ? find_vma+0x34/0x190
[  227.694883]  __do_page_fault+0x67d/0xed0
[  227.698952]  ? mm_fault_error+0x380/0x380
[  227.703097]  ? trace_hardirqs_off+0xb8/0x300
[  227.707508]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  227.712871]  ? trace_hardirqs_on+0x310/0x310
[  227.717290]  do_page_fault+0xf2/0x7e0
[  227.721096]  ? vmalloc_sync_all+0x30/0x30
[  227.725249]  ? error_entry+0x70/0xd0
[  227.728964]  ? trace_hardirqs_off_caller+0xbb/0x300
[  227.733982]  ? trace_hardirqs_on_caller+0xc0/0x300
[  227.738917]  ? syscall_return_slowpath+0x5e0/0x5e0
[  227.743848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.748694]  ? trace_hardirqs_off+0x300/0x300
[  227.753188]  ? trace_hardirqs_off_caller+0x300/0x300
[  227.758302]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  227.763324]  ? prepare_exit_to_usermode+0x291/0x3b0
[  227.768341]  ? page_fault+0x8/0x30
[  227.771885]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  227.776736]  ? page_fault+0x8/0x30
[  227.780282]  page_fault+0x1e/0x30
[  227.783733] RIP: 0033:0x7f9819842e40
[  227.787448] Code: Bad RIP value.
[  227.790808] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  227.796169] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  227.803435] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  227.810704] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  227.817969] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  227.825268] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  227.832556] warn_alloc_show_mem: 1 callbacks suppressed
[  227.832569] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  227.832571] Mem-Info:
[  227.832600] active_anon:39986 inactive_anon:371 isolated_anon:0
[  227.832600]  active_file:17 inactive_file:14 isolated_file:0
[  227.832600]  unevictable:0 dirty:0 writeback:0 unstable:0
[  227.832600]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  227.832600]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  227.832600]  free:13700 free_pcp:499 free_cma:0
[  227.837944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  227.845139] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  227.847535] Call Trace:
[  227.880396] Node 0 
[  227.889737]  <IRQ>
[  227.917416] 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
[  227.919973]  dump_stack+0x1c4/0x2b4
[  227.922182] lowmem_reserve[]:
[  227.924332]  ? dump_stack_print_info.cold.2+0x52/0x52
[  227.949815]  0
[  227.953448]  warn_alloc.cold.118+0xb7/0x1bd
[  227.956519]  2817
[  227.961704]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  227.963482]  6321
[  227.967805]  ? lock_downgrade+0x900/0x900
[  227.969841]  6321
[  227.974681]  ? trace_hardirqs_off+0xb8/0x300
[  227.976718] Node 0 
[  227.980859]  ? trace_hardirqs_off+0xb8/0x300
[  227.982920] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  227.987304]  __alloc_pages_slowpath+0x2667/0x2d80
[  227.989500] lowmem_reserve[]: 0
[  227.993935]  ? warn_alloc+0x120/0x120
[  228.020602]  0
[  228.025441]  ? warn_alloc+0x120/0x120
[  228.028692]  3503
[  228.032505]  ? print_usage_bug+0xc0/0xc0
[  228.034284]  3503
[  228.038084]  ? warn_alloc+0x120/0x120
[  228.044172]  ? print_usage_bug+0xc0/0xc0
[  228.046211] Node 0 
[  228.050015]  ? __lock_acquire+0x7ec/0x4ec0
[  228.054075] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  228.056279]  ? __lock_acquire+0x7ec/0x4ec0
[  228.060488] lowmem_reserve[]:
[  228.089044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.093251]  0
[  228.096352]  ? should_fail+0x22d/0xd01
[  228.101865]  0
[  228.103665]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.107524]  0
[  228.109320]  ? __lock_acquire+0x7ec/0x4ec0
[  228.114396]  0
[  228.116195]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  228.122198]  ? __lock_acquire+0x7ec/0x4ec0
[  228.127275] Node 0 
[  228.131502]  ? should_fail+0x22d/0xd01
[  228.131512] DMA: 
[  228.133760]  ? mark_held_locks+0x130/0x130
[  228.137618] 1*4kB 
[  228.139673]  ? mark_held_locks+0x130/0x130
[  228.143880] (U) 
[  228.146022]  ? graph_lock+0x170/0x170
[  228.150236] 0*8kB 
[  228.152205]  ? graph_lock+0x170/0x170
[  228.155987] 0*16kB 
[  228.158127]  ? graph_lock+0x170/0x170
[  228.161905] 1*32kB 
[  228.164132]  ? print_usage_bug+0xc0/0xc0
[  228.167900] (U) 2*64kB 
[  228.170139]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.174172] (U) 
[  228.176766]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.182277] 1*128kB 
[  228.184260]  ? check_preemption_disabled+0x48/0x200
[  228.189769] (U) 
[  228.192090]  ? check_preemption_disabled+0x48/0x200
[  228.197073] 1*256kB (U) 
[  228.199055]  ? __lock_is_held+0xb5/0x140
[  228.204039] 0*512kB 
[  228.206706]  __alloc_pages_nodemask+0xa80/0xde0
[  228.210740] 1*1024kB 
[  228.213056]  ? graph_lock+0x170/0x170
[  228.217731] (U) 
[  228.220168]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  228.223942] 1*2048kB 
[  228.225911]  ? graph_lock+0x170/0x170
[  228.230903] (M) 
[  228.233317]  ? find_held_lock+0x36/0x1c0
[  228.237086] 3*4096kB 
[  228.239061]  ? ____cache_alloc_node+0x1c7/0x1e0
[  228.243087] (M) = 15908kB
[  228.245503]  ? lock_downgrade+0x900/0x900
[  228.250164] Node 0 
[  228.252945]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.257062] DMA32: 
[  228.259305]  cache_grow_begin+0x91/0x8c0
[  228.264811] 3*4kB 
[  228.267042]  ? do_raw_spin_unlock+0xa7/0x2f0
[  228.271075] (UM) 
[  228.273228]  fallback_alloc+0x203/0x2e0
[  228.277606] 1*8kB 
[  228.279666]  ____cache_alloc_node+0x1c7/0x1e0
[  228.283609] (U) 
[  228.285754]  kmem_cache_alloc_node+0xe3/0x730
[  228.290229] 4*16kB 
[  228.292201]  ? ipv6_get_ifaddr+0x42e/0x620
[  228.296669] (UM) 
[  228.298903]  __alloc_skb+0x119/0x770
[  228.303142] 2*32kB 
[  228.305203]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.308885] (UM) 
[  228.311135]  ? skb_scrub_packet+0x490/0x490
[  228.316382] 2*64kB (M) 
[  228.318448]  ? lock_downgrade+0x900/0x900
[  228.322744] 3*128kB 
[  228.325324]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.329442] (M) 
[  228.331759]  ? refcount_sub_and_test_checked+0x203/0x310
[  228.337270] 3*256kB 
[  228.339247]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  228.344665] (UM) 4*512kB 
[  228.347008]  ? addrconf_rs_timer+0x6f0/0x6f0
[  228.352433] (UM) 
[  228.355192]  ndisc_alloc_skb+0x144/0x340
[  228.359565] 3*1024kB (M) 
[  228.361632]  ndisc_send_rs+0x331/0x6e0
[  228.365661] 3*2048kB (UM) 
[  228.368423]  addrconf_rs_timer+0x3c0/0x6f0
[  228.372283] 3*4096kB 
[  228.375124]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.379329] (M) 
[  228.381770]  call_timer_fn+0x272/0x920
[  228.385972] = 24980kB
[  228.387943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.391808] Node 0 
[  228.394213]  ? process_timeout+0x40/0x40
[  228.398431] Normal: 
[  228.400661]  ? find_held_lock+0x36/0x1c0
[  228.404696] 870*4kB 
[  228.407015]  ? __run_timers+0x7da/0xc70
[  228.411047] (MEH) 
[  228.413379]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.417323] 510*8kB (UMEH) 
[  228.419480]  ? _raw_spin_unlock_irq+0x27/0x80
[  228.423951] 199*16kB 
[  228.426875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.431346] (UMEH) 
[  228.433753]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  228.437962] 70*32kB 
[  228.440191]  ? trace_hardirqs_on+0xbd/0x310
[  228.444748] (UMEH) 
[  228.447085]  ? kasan_check_read+0x11/0x20
[  228.451378] 11*64kB 
[  228.453611]  ? __run_timers+0x7da/0xc70
[  228.457731] (UMH) 
[  228.460046]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  228.463994] 2*128kB 
[  228.466153]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.471589] (H) 
[  228.473925]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  228.478131] 0*256kB 
[  228.480097]  __run_timers+0x7e5/0xc70
[  228.484306] 0*512kB 
[  228.486634]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  228.490400] 0*1024kB 
[  228.492716]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  228.498051] 0*2048kB 
[  228.500456]  ? graph_lock+0x170/0x170
[  228.505449] 0*4096kB 
[  228.507851]  ? enqueue_hrtimer+0x1a5/0x560
[  228.511626] = 13944kB
[  228.514028]  ? lock_release+0x970/0x970
[  228.518255] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  228.520652]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  228.524606] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  228.533429]  ? find_held_lock+0x36/0x1c0
[  228.538591] 410 total pagecache pages
[  228.547159]  ? graph_lock+0x170/0x170
[  228.551227] 0 pages in swap cache
[  228.555027]  ? pvclock_read_flags+0x160/0x160
[  228.558811] Swap cache stats: add 0, delete 0, find 0/0
[  228.562260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.566730] Free swap  = 0kB
[  228.572086]  ? check_preemption_disabled+0x48/0x200
[  228.577596] Total swap = 0kB
[  228.580611]  ? __lock_is_held+0xb5/0x140
[  228.585594] 1965979 pages RAM
[  228.588603]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.592637] 0 pages HighMem/MovableOnly
[  228.595737]  ? check_preemption_disabled+0x48/0x200
[  228.601242] 342744 pages reserved
[  228.601250] 0 pages cma reserved
[  228.605244]  run_timer_softirq+0x52/0xb0
[  228.610297] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  228.613675]  ? rcu_read_lock_sched_held+0x108/0x120
[  228.613693]  __do_softirq+0x30b/0xad8
[  228.613717]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  228.617112] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  228.621169]  ? pvclock_read_flags+0x160/0x160
[  228.627639] cron cpuset=
[  228.632646]  ? lapic_next_event+0x5a/0x90
[  228.636424] /
[  228.641531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.651208]  mems_allowed=0
[  228.655702]  ? check_preemption_disabled+0x48/0x200
[  228.677639]  ? check_preemption_disabled+0x48/0x200
[  228.682665]  ? kvm_clock_read+0x18/0x30
[  228.686638]  ? kvm_sched_clock_read+0x9/0x20
[  228.691046]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.696587]  ? check_preemption_disabled+0x48/0x200
[  228.701620]  irq_exit+0x17f/0x1c0
[  228.705077]  smp_apic_timer_interrupt+0x1cb/0x760
[  228.709924]  ? smp_call_function_single_interrupt+0x650/0x650
[  228.715808]  ? interrupt_entry+0xb5/0xf0
[  228.719875]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.724888]  ? trace_hardirqs_off_caller+0xbb/0x300
[  228.729909]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.734751]  ? trace_hardirqs_off+0x300/0x300
[  228.739248]  ? trace_hardirqs_off+0x300/0x300
[  228.743746]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.749294]  ? check_preemption_disabled+0x48/0x200
[  228.754315]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.759875]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  228.764758]  apic_timer_interrupt+0xf/0x20
[  228.768999]  </IRQ>
[  228.771246] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  228.776179] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  228.795074] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  228.802829] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  228.810098] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  228.817378] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  228.824642] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  228.831906] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  228.839232]  skb_clone+0x1bb/0x500
[  228.842775]  ? finish_task_switch+0x2f5/0x900
[  228.847273]  ? skb_split+0x11e0/0x11e0
[  228.851167]  ? preempt_notifier_register+0x200/0x200
[  228.856271]  ? __switch_to_asm+0x34/0x70
[  228.860337]  ? __switch_to_asm+0x34/0x70
[  228.864395]  ? __switch_to_asm+0x40/0x70
[  228.868453]  ? __switch_to_asm+0x34/0x70
[  228.872515]  ? __switch_to_asm+0x40/0x70
[  228.876571]  ? __switch_to_asm+0x34/0x70
[  228.880627]  ? __switch_to_asm+0x40/0x70
[  228.884686]  ? __switch_to_asm+0x34/0x70
[  228.888747]  ? __switch_to_asm+0x34/0x70
[  228.892804]  ? __switch_to_asm+0x40/0x70
[  228.896866]  ? __switch_to_asm+0x34/0x70
[  228.900937]  bpf_clone_redirect+0xb9/0x490
[  228.905175]  ? __schedule+0x874/0x1ed0
[  228.909078]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  228.914115]  ? __sched_text_start+0x8/0x8
[  228.918267]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  228.923045]  ? find_held_lock+0x36/0x1c0
[  228.927117]  ? lock_acquire+0x1ed/0x520
[  228.931091]  ? bpf_test_run+0x32e/0x5a0
[  228.935066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  228.940606]  ? check_preemption_disabled+0x48/0x200
[  228.945630]  ? kasan_check_read+0x11/0x20
[  228.949784]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  228.955066]  ? rcu_bh_qs+0xc0/0xc0
[  228.958610]  ? preempt_schedule+0x4d/0x60
[  228.962761]  ? ___preempt_schedule+0x16/0x18
[  228.967175]  ? bpf_test_run+0x1c0/0x5a0
[  228.971163]  ? netlink_diag_dump+0x2a0/0x2a0
[  228.975572]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  228.981107]  ? bpf_test_init.isra.9+0x70/0x100
[  228.986134]  ? bpf_prog_test_run_skb+0x634/0xb40
[  228.990916]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  228.995756]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  229.001298]  ? fput+0x130/0x1a0
[  229.004582]  ? __bpf_prog_get+0x9b/0x290
[  229.008645]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  229.013485]  ? bpf_prog_test_run+0x130/0x1a0
[  229.017898]  ? __x64_sys_bpf+0x3d8/0x510
[  229.021962]  ? bpf_prog_get+0x20/0x20
[  229.025792]  ? ksys_ioctl+0x81/0xd0
[  229.029433]  ? do_syscall_64+0x1b9/0x820
[  229.033494]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  229.038863]  ? syscall_return_slowpath+0x5e0/0x5e0
[  229.043797]  ? trace_hardirqs_off+0x300/0x300
[  229.048302]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  229.053325]  ? recalc_sigpending_tsk+0x180/0x180
[  229.058083]  ? kasan_check_write+0x14/0x20
[  229.062331]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.067179]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  229.072566] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  229.072657] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  229.078973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  229.078978] Call Trace:
[  229.078984]  <IRQ>
[  229.079000]  dump_stack+0x1c4/0x2b4
[  229.079018]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.085583] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  229.094852]  warn_alloc.cold.118+0xb7/0x1bd
[  229.097404] syz-executor4 cpuset=
[  229.099549]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  229.103149] syz4
[  229.108333]  ? lock_downgrade+0x900/0x900
[  229.119053]  mems_allowed=0
[  229.123373]  ? trace_hardirqs_off+0xb8/0x300
[  229.145030]  ? trace_hardirqs_off+0xb8/0x300
[  229.149447]  __alloc_pages_slowpath+0x2667/0x2d80
[  229.154322]  ? warn_alloc+0x120/0x120
[  229.158132]  ? warn_alloc+0x120/0x120
[  229.161938]  ? print_usage_bug+0xc0/0xc0
[  229.166000]  ? warn_alloc+0x120/0x120
[  229.169805]  ? print_usage_bug+0xc0/0xc0
[  229.173871]  ? __lock_acquire+0x7ec/0x4ec0
[  229.178107]  ? __lock_acquire+0x7ec/0x4ec0
[  229.182345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.187933]  ? should_fail+0x22d/0xd01
[  229.191825]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.196930]  ? __lock_acquire+0x7ec/0x4ec0
[  229.201170]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.206272]  ? __lock_acquire+0x7ec/0x4ec0
[  229.210505]  ? should_fail+0x22d/0xd01
[  229.214401]  ? mark_held_locks+0x130/0x130
[  229.218672]  ? mark_held_locks+0x130/0x130
[  229.222912]  ? graph_lock+0x170/0x170
[  229.226726]  ? graph_lock+0x170/0x170
[  229.230533]  ? graph_lock+0x170/0x170
[  229.234337]  ? print_usage_bug+0xc0/0xc0
[  229.238398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.243941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.249484]  ? check_preemption_disabled+0x48/0x200
[  229.254501]  ? check_preemption_disabled+0x48/0x200
[  229.259527]  ? __lock_is_held+0xb5/0x140
[  229.263595]  __alloc_pages_nodemask+0xa80/0xde0
[  229.268271]  ? graph_lock+0x170/0x170
[  229.272078]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  229.277095]  ? graph_lock+0x170/0x170
[  229.280908]  ? find_held_lock+0x36/0x1c0
[  229.284981]  ? ____cache_alloc_node+0x1c7/0x1e0
[  229.289652]  ? lock_downgrade+0x900/0x900
[  229.293813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.299355]  cache_grow_begin+0x91/0x8c0
[  229.303419]  ? do_raw_spin_unlock+0xa7/0x2f0
[  229.307840]  fallback_alloc+0x203/0x2e0
[  229.311825]  ____cache_alloc_node+0x1c7/0x1e0
[  229.316330]  kmem_cache_alloc_node+0xe3/0x730
[  229.320829]  ? ipv6_get_ifaddr+0x42e/0x620
[  229.325078]  __alloc_skb+0x119/0x770
[  229.328802]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.334085]  ? skb_scrub_packet+0x490/0x490
[  229.338408]  ? lock_downgrade+0x900/0x900
[  229.342564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.348124]  ? refcount_sub_and_test_checked+0x203/0x310
[  229.353580]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  229.359030]  ? addrconf_rs_timer+0x6f0/0x6f0
[  229.363457]  ndisc_alloc_skb+0x144/0x340
[  229.367523]  ndisc_send_rs+0x331/0x6e0
[  229.371418]  addrconf_rs_timer+0x3c0/0x6f0
[  229.375661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.379907]  call_timer_fn+0x272/0x920
[  229.383798]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.388035]  ? process_timeout+0x40/0x40
[  229.392093]  ? find_held_lock+0x36/0x1c0
[  229.396166]  ? mark_held_locks+0xc7/0x130
[  229.400319]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.404813]  ? _raw_spin_unlock_irq+0x27/0x80
[  229.409304]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.413538]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  229.418145]  ? trace_hardirqs_on+0xbd/0x310
[  229.422466]  ? kasan_check_read+0x11/0x20
[  229.426615]  ? __run_timers+0x7da/0xc70
[  229.430593]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.436051]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.440291]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  229.444528]  __run_timers+0x7e5/0xc70
[  229.448346]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  229.453726]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  229.458757]  ? graph_lock+0x170/0x170
[  229.462567]  ? print_usage_bug+0xc0/0xc0
[  229.466628]  ? lock_release+0x970/0x970
[  229.470602]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  229.475811]  ? find_held_lock+0x36/0x1c0
[  229.479893]  ? graph_lock+0x170/0x170
[  229.483697]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.489245]  ? check_preemption_disabled+0x48/0x200
[  229.494276]  ? __lock_is_held+0xb5/0x140
[  229.498339]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.503888]  ? check_preemption_disabled+0x48/0x200
[  229.508913]  run_timer_softirq+0x52/0xb0
[  229.512987]  ? rcu_read_lock_sched_held+0x108/0x120
[  229.518020]  __do_softirq+0x30b/0xad8
[  229.521831]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  229.526950]  ? pvclock_read_flags+0x160/0x160
[  229.531444]  ? lapic_next_event+0x5a/0x90
[  229.535594]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.541164]  ? check_preemption_disabled+0x48/0x200
[  229.546179]  ? check_preemption_disabled+0x48/0x200
[  229.551201]  ? kvm_clock_read+0x18/0x30
[  229.555198]  ? kvm_sched_clock_read+0x9/0x20
[  229.559615]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.565152]  ? check_preemption_disabled+0x48/0x200
[  229.570193]  irq_exit+0x17f/0x1c0
[  229.573660]  smp_apic_timer_interrupt+0x1cb/0x760
[  229.578502]  ? smp_reschedule_interrupt+0x109/0x650
[  229.583521]  ? smp_call_function_single_interrupt+0x650/0x650
[  229.589405]  ? interrupt_entry+0xb5/0xf0
[  229.593514]  ? trace_hardirqs_off_caller+0xbb/0x300
[  229.598532]  ? trace_hardirqs_off_caller+0xbb/0x300
[  229.603553]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.608403]  ? trace_hardirqs_off+0x300/0x300
[  229.612895]  ? trace_hardirqs_off+0x300/0x300
[  229.617395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.622940]  ? check_preemption_disabled+0x48/0x200
[  229.627952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.633510]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  229.638361]  apic_timer_interrupt+0xf/0x20
[  229.642590]  </IRQ>
[  229.644834] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  229.650114] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  229.669025] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  229.676736] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  229.684001] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  229.691270] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  229.698536] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  229.705805] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  229.713091]  ? arch_local_irq_restore+0x45/0x52
[  229.717769]  dump_stack+0x26a/0x2b4
[  229.721407]  ? dump_stack_print_info.cold.2+0x52/0x52
[  229.726598]  ? mark_held_locks+0x130/0x130
[  229.730834]  ? mark_held_locks+0x130/0x130
[  229.735078]  dump_header+0x27b/0xf72
[  229.738810]  ? pagefault_out_of_memory+0x197/0x197
[  229.743747]  ? mark_held_locks+0x130/0x130
[  229.747980]  ? __lock_acquire+0x7ec/0x4ec0
[  229.752234]  ? mem_cgroup_charge_statistics+0x780/0x780
[  229.757598]  ? print_usage_bug+0xc0/0xc0
[  229.761658]  ? print_usage_bug+0xc0/0xc0
[  229.765728]  ? graph_lock+0x170/0x170
[  229.769529]  ? graph_lock+0x170/0x170
[  229.773329]  ? print_usage_bug+0xc0/0xc0
[  229.777387]  ? print_usage_bug+0xc0/0xc0
[  229.781461]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.787003]  ? find_held_lock+0x36/0x1c0
[  229.791075]  ? mark_held_locks+0xc7/0x130
[  229.795236]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  229.800357]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  229.805457]  ? lockdep_hardirqs_on+0x421/0x5c0
[  229.810043]  ? trace_hardirqs_on+0xbd/0x310
[  229.814367]  ? kasan_check_read+0x11/0x20
[  229.818513]  ? ___ratelimit+0x36f/0x655
[  229.822492]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  229.827946]  ? trace_hardirqs_on+0x310/0x310
[  229.832356]  ? lock_downgrade+0x900/0x900
[  229.836509]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  229.841612]  ? ___ratelimit+0xaa/0x655
[  229.845504]  ? idr_get_free+0xec0/0xec0
[  229.849482]  ? kasan_check_write+0x14/0x20
[  229.853721]  ? do_raw_spin_lock+0xc1/0x200
[  229.857962]  oom_kill_process.cold.27+0x10/0x903
[  229.862718]  ? graph_lock+0x170/0x170
[  229.866531]  ? _raw_spin_unlock+0x2c/0x50
[  229.870676]  ? oom_badness+0xe6/0xaa0
[  229.874515]  ? oom_evaluate_task+0x540/0x540
[  229.878930]  ? find_held_lock+0x36/0x1c0
[  229.882997]  ? out_of_memory+0x974/0x14c0
[  229.887148]  ? lock_downgrade+0x900/0x900
[  229.891301]  ? check_preemption_disabled+0x48/0x200
[  229.896336]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  229.902174]  ? kasan_check_read+0x11/0x20
[  229.906357]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  229.911639]  ? rcu_bh_qs+0xc0/0xc0
[  229.915183]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  229.920198]  ? oom_evaluate_task+0x302/0x540
[  229.924638]  out_of_memory+0xa86/0x14c0
[  229.928620]  ? oom_killer_disable+0x3a0/0x3a0
[  229.933115]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  229.938059]  ? __mutex_add_waiter+0x2a0/0x2a0
[  229.942568]  __alloc_pages_slowpath+0x2318/0x2d80
[  229.947444]  ? warn_alloc+0x120/0x120
[  229.951252]  ? __radix_tree_lookup+0x4c0/0x4c0
[  229.955852]  ? find_get_entry+0x2f2/0xc40
[  229.960008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  229.965553]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  229.970490]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  229.976025]  ? should_fail+0x22d/0xd01
[  229.979921]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  229.985038]  ? __lock_is_held+0xb5/0x140
[  229.989126]  ? __lock_is_held+0xb5/0x140
[  229.993201]  ? ___might_sleep+0x1ed/0x300
[  229.997365]  ? lock_release+0x970/0x970
[  230.001341]  ? arch_local_save_flags+0x40/0x40
[  230.005935]  ? __might_sleep+0x95/0x190
[  230.009915]  __alloc_pages_nodemask+0xa80/0xde0
[  230.014591]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  230.019639]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.025436]  ? kasan_check_read+0x11/0x20
[  230.029613]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.034891]  ? graph_lock+0x170/0x170
[  230.038695]  ? print_usage_bug+0xc0/0xc0
[  230.042765]  ? graph_lock+0x170/0x170
[  230.046571]  ? graph_lock+0x170/0x170
[  230.050384]  ? __do_page_cache_readahead+0x7ce/0x980
[  230.055495]  ? find_held_lock+0x36/0x1c0
[  230.059564]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  230.065165]  alloc_pages_current+0x10c/0x210
[  230.069568]  ? lock_downgrade+0x900/0x900
[  230.073725]  __page_cache_alloc+0x38f/0x5b0
[  230.078045]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.083888]  ? kasan_check_read+0x11/0x20
[  230.088037]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.093315]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  230.097985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.103526]  ? check_preemption_disabled+0x48/0x200
[  230.108550]  filemap_fault+0x1594/0x25f0
[  230.112624]  ? __lock_page_or_retry+0xa00/0xa00
[  230.117297]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.123096]  ? kasan_check_read+0x11/0x20
[  230.127250]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.132527]  ? rcu_bh_qs+0xc0/0xc0
[  230.136079]  ? filemap_map_pages+0xdea/0x1980
[  230.140586]  ? graph_lock+0x170/0x170
[  230.144390]  ? find_get_pages_range_tag+0x1320/0x1320
[  230.149580]  ? pick_next_task_fair+0x98e/0x17c0
[  230.154256]  ? print_usage_bug+0xc0/0xc0
[  230.158321]  ? graph_lock+0x170/0x170
[  230.162127]  ? find_held_lock+0x36/0x1c0
[  230.166203]  ? lock_acquire+0x1ed/0x520
[  230.170182]  ? ext4_filemap_fault+0x7a/0xad
[  230.174513]  ? lock_release+0x970/0x970
[  230.178490]  ? arch_local_save_flags+0x40/0x40
[  230.183076]  ? mark_held_locks+0x130/0x130
[  230.187323]  ? down_read+0xb0/0x1d0
[  230.190946]  ? ext4_filemap_fault+0x7a/0xad
[  230.195266]  ? __down_interruptible+0x700/0x700
[  230.199937]  ? mark_held_locks+0x130/0x130
[  230.204184]  ext4_filemap_fault+0x82/0xad
[  230.208335]  __do_fault+0x100/0x6b0
[  230.211988]  ? print_bad_pte+0x6c0/0x6c0
[  230.216047]  ? graph_lock+0x170/0x170
[  230.219861]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  230.224878]  ? hrtimer_active+0x2db/0x440
[  230.229026]  ? pmd_val+0x88/0x100
[  230.232512]  ? add_mm_counter_fast+0xd0/0xd0
[  230.236920]  ? pmd_val+0x88/0x100
[  230.240373]  ? add_mm_counter_fast+0xd0/0xd0
[  230.244795]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.250338]  __handle_mm_fault+0x3709/0x53e0
[  230.254763]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  230.259612]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  230.264713]  ? graph_lock+0x170/0x170
[  230.268517]  ? print_usage_bug+0xc0/0xc0
[  230.272581]  ? kasan_check_read+0x11/0x20
[  230.276726]  ? __free_object+0x173/0x340
[  230.280796]  ? graph_lock+0x170/0x170
[  230.284599]  ? graph_lock+0x170/0x170
[  230.288418]  ? handle_mm_fault+0x42a/0xc70
[  230.292655]  ? lock_downgrade+0x900/0x900
[  230.296823]  ? check_preemption_disabled+0x48/0x200
[  230.301845]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  230.307643]  ? kasan_check_read+0x11/0x20
[  230.311801]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.317080]  ? rcu_bh_qs+0xc0/0xc0
[  230.320621]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  230.326070]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.331610]  ? check_preemption_disabled+0x48/0x200
[  230.336659]  handle_mm_fault+0x54f/0xc70
[  230.340725]  ? __handle_mm_fault+0x53e0/0x53e0
[  230.345312]  ? find_vma+0x34/0x190
[  230.348861]  __do_page_fault+0x67d/0xed0
[  230.352934]  ? mm_fault_error+0x380/0x380
[  230.357082]  ? trace_hardirqs_off+0xb8/0x300
[  230.361497]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  230.366872]  ? trace_hardirqs_on+0x310/0x310
[  230.371283]  do_page_fault+0xf2/0x7e0
[  230.375083]  ? vmalloc_sync_all+0x30/0x30
[  230.379265]  ? error_entry+0x70/0xd0
[  230.382995]  ? trace_hardirqs_off_caller+0xbb/0x300
[  230.388009]  ? trace_hardirqs_on_caller+0xc0/0x300
[  230.392938]  ? syscall_return_slowpath+0x5e0/0x5e0
[  230.397879]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.402720]  ? trace_hardirqs_off+0x300/0x300
[  230.407216]  ? trace_hardirqs_off_caller+0x300/0x300
[  230.412346]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  230.417370]  ? prepare_exit_to_usermode+0x291/0x3b0
[  230.422386]  ? page_fault+0x8/0x30
[  230.425932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  230.430782]  ? page_fault+0x8/0x30
[  230.434331]  page_fault+0x1e/0x30
[  230.437784] RIP: 0033:0x7f9819842e40
[  230.441508] Code: Bad RIP value.
[  230.444886] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  230.450255] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  230.457521] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  230.464791] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  230.472059] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  230.479325] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  230.486636] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  230.486642] warn_alloc_show_mem: 1 callbacks suppressed
[  230.486649] Mem-Info:
[  230.493840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  230.499205] active_anon:39986 inactive_anon:371 isolated_anon:0
[  230.499205]  active_file:17 inactive_file:14 isolated_file:0
[  230.499205]  unevictable:0 dirty:0 writeback:0 unstable:0
[  230.499205]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  230.499205]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  230.499205]  free:13700 free_pcp:499 free_cma:0
[  230.501579] Call Trace:
[  230.510963] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  230.543824]  <IRQ>
[  230.546396] Node 0 
[  230.574066]  dump_stack+0x1c4/0x2b4
[  230.576214] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  230.578423]  ? dump_stack_print_info.cold.2+0x52/0x52
[  230.582042] lowmem_reserve[]:
[  230.607553]  warn_alloc.cold.118+0xb7/0x1bd
[  230.612710]  0
[  230.615827]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  230.620121]  2817
[  230.621916]  ? lock_downgrade+0x900/0x900
[  230.626733]  6321
[  230.628793]  ? trace_hardirqs_off+0xb8/0x300
[  230.632920]  6321
[  230.634979]  ? trace_hardirqs_off+0xb8/0x300
[  230.641421]  __alloc_pages_slowpath+0x2667/0x2d80
[  230.645801] Node 0 DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  230.650662]  ? warn_alloc+0x120/0x120
[  230.650678]  ? trace_hardirqs_on+0x310/0x310
[  230.677972] lowmem_reserve[]: 0
[  230.681774]  ? warn_alloc+0x120/0x120
[  230.686154]  0 3503
[  230.689439]  ? print_usage_bug+0xc0/0xc0
[  230.693211]  3503
[  230.695450]  ? warn_alloc+0x120/0x120
[  230.699485] Node 0 
[  230.701544]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  230.705343] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  230.707546]  ? print_usage_bug+0xc0/0xc0
[  230.712535] lowmem_reserve[]:
[  230.741066]  ? __lock_acquire+0x7ec/0x4ec0
[  230.745094]  0 0
[  230.748199]  ? __lock_acquire+0x7ec/0x4ec0
[  230.752407]  0
[  230.754376]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  230.758578]  0
[  230.760382]  ? should_fail+0x22d/0xd01
[  230.765890] Node 0 
[  230.767686]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.771550] DMA: 
[  230.773806]  ? __lock_acquire+0x7ec/0x4ec0
[  230.778887] 1*4kB 
[  230.780943]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  230.785155] (U) 
[  230.787309]  ? __lock_acquire+0x7ec/0x4ec0
[  230.792378] 0*8kB 
[  230.794349]  ? should_fail+0x22d/0xd01
[  230.798557] 0*16kB 
[  230.800703]  ? print_usage_bug+0xc0/0xc0
[  230.804572] 1*32kB 
[  230.806806]  ? mark_held_locks+0x130/0x130
[  230.810855] (U) 
[  230.813086]  ? mark_held_locks+0x130/0x130
[  230.817292] 2*64kB (U) 
[  230.819276]  ? graph_lock+0x170/0x170
[  230.823480] 1*128kB 
[  230.826056]  ? print_usage_bug+0xc0/0xc0
[  230.829830] (U) 
[  230.832154]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  230.836180] 1*256kB (U) 
[  230.838157]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.842889] 0*512kB 
[  230.845575]  ? check_preemption_disabled+0x48/0x200
[  230.851080] 1*1024kB (U) 
[  230.853406]  ? check_preemption_disabled+0x48/0x200
[  230.858390] 1*2048kB (M) 
[  230.861154]  ? __lock_is_held+0xb5/0x140
[  230.866144] 3*4096kB 
[  230.868915]  __alloc_pages_nodemask+0xa80/0xde0
[  230.872950] (M) 
[  230.875368]  ? graph_lock+0x170/0x170
[  230.880028] = 15908kB
[  230.882010]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  230.885783] Node 0 
[  230.888183]  ? graph_lock+0x170/0x170
[  230.893174] DMA32: 
[  230.895414]  ? find_held_lock+0x36/0x1c0
[  230.899191] 3*4kB 
[  230.901442]  ? ____cache_alloc_node+0x1c7/0x1e0
[  230.905470] (UM) 
[  230.907614]  ? lock_downgrade+0x900/0x900
[  230.912261] 1*8kB 
[  230.914327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.918445] (U) 
[  230.920593]  cache_grow_begin+0x91/0x8c0
[  230.926097] 4*16kB (UM) 
[  230.928093]  ? do_raw_spin_unlock+0xa7/0x2f0
[  230.932135] 2*32kB (UM) 
[  230.934811]  fallback_alloc+0x203/0x2e0
[  230.939188] 2*64kB (M) 
[  230.941869]  ____cache_alloc_node+0x1c7/0x1e0
[  230.945818] 3*128kB 
[  230.948395]  kmem_cache_alloc_node+0xe3/0x730
[  230.952861] (M) 
[  230.955197]  ? ipv6_get_ifaddr+0x42e/0x620
[  230.959669] 3*256kB 
[  230.961643]  __alloc_skb+0x119/0x770
[  230.965850] (UM) 
[  230.968171]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  230.971856] 4*512kB 
[  230.973912]  ? skb_scrub_packet+0x490/0x490
[  230.979162] (UM) 
[  230.981479]  ? lock_downgrade+0x900/0x900
[  230.985958] 3*1024kB (M) 
[  230.988034]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  230.992154] 3*2048kB 
[  230.994914]  ? refcount_sub_and_test_checked+0x203/0x310
[  231.000421] (UM) 
[  231.002824]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  231.008253] 3*4096kB 
[  231.010313]  ? addrconf_rs_timer+0x6f0/0x6f0
[  231.015739] (M) 
[  231.018151]  ndisc_alloc_skb+0x144/0x340
[  231.022525] = 24980kB
[  231.024494]  ndisc_send_rs+0x331/0x6e0
[  231.028526] Node 0 
[  231.030933]  addrconf_rs_timer+0x3c0/0x6f0
[  231.034794] Normal: 
[  231.037029]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.041258] 870*4kB 
[  231.043583]  call_timer_fn+0x272/0x920
[  231.047785] (MEH) 
[  231.050102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.053966] 510*8kB 
[  231.056108]  ? process_timeout+0x40/0x40
[  231.060316] (UMEH) 
[  231.062632]  ? find_held_lock+0x36/0x1c0
[  231.066671] 199*16kB 
[  231.068906]  ? __run_timers+0x7da/0xc70
[  231.072936] (UMEH) 
[  231.075340]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.079281] 70*32kB (UMEH) 
[  231.081526]  ? _raw_spin_unlock_irq+0x27/0x80
[  231.085997] 11*64kB 
[  231.088921]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.093388] (UMH) 
[  231.095704]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  231.099913] 2*128kB 
[  231.102057]  ? trace_hardirqs_on+0xbd/0x310
[  231.106610] (H) 
[  231.108929]  ? kasan_check_read+0x11/0x20
[  231.113231] 0*256kB 
[  231.115200]  ? __run_timers+0x7da/0xc70
[  231.119832] 0*512kB 0*1024kB 
[  231.122160]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  231.126110] 0*2048kB 
[  231.129234]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.134655] 0*4096kB = 13944kB
[  231.137066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  231.141279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  231.144466]  __run_timers+0x7e5/0xc70
[  231.148682] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  231.157512]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  231.161278] 410 total pagecache pages
[  231.169848]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  231.175208] 0 pages in swap cache
[  231.179000]  ? graph_lock+0x170/0x170
[  231.183997] Swap cache stats: add 0, delete 0, find 0/0
[  231.187440]  ? enqueue_hrtimer+0x1a5/0x560
[  231.191217] Free swap  = 0kB
[  231.196581]  ? lock_release+0x970/0x970
[  231.200794] Total swap = 0kB
[  231.203807]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  231.207755] 1965979 pages RAM
[  231.210767]  ? find_held_lock+0x36/0x1c0
[  231.215928] 0 pages HighMem/MovableOnly
[  231.219060]  ? graph_lock+0x170/0x170
[  231.223093] 342744 pages reserved
[  231.227058]  ? pvclock_read_flags+0x160/0x160
[  231.230831] 0 pages cma reserved
[  231.234278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.238817] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  231.242111]  ? check_preemption_disabled+0x48/0x200
[  231.247823] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  231.254112]  ? __lock_is_held+0xb5/0x140
[  231.259101] cron cpuset=
[  231.268798]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.272838] /
[  231.275504]  ? check_preemption_disabled+0x48/0x200
[  231.281015]  mems_allowed=0
[  231.282724]  run_timer_softirq+0x52/0xb0
[  231.294696]  ? rcu_read_lock_sched_held+0x108/0x120
[  231.299717]  __do_softirq+0x30b/0xad8
[  231.303532]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  231.308643]  ? pvclock_read_flags+0x160/0x160
[  231.313138]  ? lapic_next_event+0x5a/0x90
[  231.317293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.322833]  ? check_preemption_disabled+0x48/0x200
[  231.327852]  ? check_preemption_disabled+0x48/0x200
[  231.332875]  ? kvm_clock_read+0x18/0x30
[  231.336847]  ? kvm_sched_clock_read+0x9/0x20
[  231.341262]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.346806]  ? check_preemption_disabled+0x48/0x200
[  231.351835]  irq_exit+0x17f/0x1c0
[  231.355300]  smp_apic_timer_interrupt+0x1cb/0x760
[  231.360147]  ? smp_call_function_single_interrupt+0x650/0x650
[  231.366031]  ? interrupt_entry+0xb5/0xf0
[  231.370097]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.375114]  ? trace_hardirqs_off_caller+0xbb/0x300
[  231.380132]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.384975]  ? trace_hardirqs_off+0x300/0x300
[  231.389465]  ? trace_hardirqs_off+0x300/0x300
[  231.393957]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.399496]  ? check_preemption_disabled+0x48/0x200
[  231.404509]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.410053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.414905]  apic_timer_interrupt+0xf/0x20
[  231.419134]  </IRQ>
[  231.421376] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  231.426311] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  231.445211] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  231.452933] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  231.460199] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  231.467471] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  231.474737] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  231.482003] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  231.489320]  skb_clone+0x1bb/0x500
[  231.492881]  ? finish_task_switch+0x2f5/0x900
[  231.497397]  ? skb_split+0x11e0/0x11e0
[  231.501284]  ? preempt_notifier_register+0x200/0x200
[  231.506394]  ? __switch_to_asm+0x34/0x70
[  231.510454]  ? __switch_to_asm+0x34/0x70
[  231.514515]  ? __switch_to_asm+0x40/0x70
[  231.518577]  ? __switch_to_asm+0x34/0x70
[  231.522633]  ? __switch_to_asm+0x40/0x70
[  231.526694]  ? __switch_to_asm+0x34/0x70
[  231.530757]  ? __switch_to_asm+0x40/0x70
[  231.534818]  ? __switch_to_asm+0x34/0x70
[  231.538881]  ? __switch_to_asm+0x34/0x70
[  231.542941]  ? __switch_to_asm+0x40/0x70
[  231.547002]  ? __switch_to_asm+0x34/0x70
[  231.551078]  bpf_clone_redirect+0xb9/0x490
[  231.555332]  ? __schedule+0x874/0x1ed0
[  231.559263]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  231.564295]  ? __sched_text_start+0x8/0x8
[  231.568443]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  231.573213]  ? find_held_lock+0x36/0x1c0
[  231.577301]  ? lock_acquire+0x1ed/0x520
[  231.581276]  ? bpf_test_run+0x32e/0x5a0
[  231.585260]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.590821]  ? check_preemption_disabled+0x48/0x200
[  231.595871]  ? kasan_check_read+0x11/0x20
[  231.600033]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.605316]  ? rcu_bh_qs+0xc0/0xc0
[  231.608861]  ? preempt_schedule+0x4d/0x60
[  231.613008]  ? ___preempt_schedule+0x16/0x18
[  231.617421]  ? bpf_test_run+0x1c0/0x5a0
[  231.621409]  ? netlink_diag_dump+0x2a0/0x2a0
[  231.625824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.631358]  ? bpf_test_init.isra.9+0x70/0x100
[  231.635945]  ? bpf_prog_test_run_skb+0x634/0xb40
[  231.640710]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  231.645550]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  231.651085]  ? fput+0x130/0x1a0
[  231.654367]  ? __bpf_prog_get+0x9b/0x290
[  231.658429]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  231.663273]  ? bpf_prog_test_run+0x130/0x1a0
[  231.667687]  ? __x64_sys_bpf+0x3d8/0x510
[  231.671750]  ? bpf_prog_get+0x20/0x20
[  231.675561]  ? ksys_ioctl+0x81/0xd0
[  231.679197]  ? do_syscall_64+0x1b9/0x820
[  231.683266]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  231.688641]  ? syscall_return_slowpath+0x5e0/0x5e0
[  231.693573]  ? trace_hardirqs_off+0x300/0x300
[  231.698107]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  231.703124]  ? recalc_sigpending_tsk+0x180/0x180
[  231.707881]  ? kasan_check_write+0x14/0x20
[  231.712122]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  231.716974]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  231.722354] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  231.722425] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  231.728762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  231.728768] Call Trace:
[  231.728774]  <IRQ>
[  231.728797]  dump_stack+0x1c4/0x2b4
[  231.728814]  ? dump_stack_print_info.cold.2+0x52/0x52
[  231.735383] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  231.744649]  warn_alloc.cold.118+0xb7/0x1bd
[  231.747200] syz-executor4 cpuset=
[  231.749354]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  231.752953] syz4
[  231.758136]  ? lock_downgrade+0x900/0x900
[  231.768599]  mems_allowed=0
[  231.772913]  ? trace_hardirqs_off+0xb8/0x300
[  231.794597]  ? trace_hardirqs_off+0xb8/0x300
[  231.799013]  __alloc_pages_slowpath+0x2667/0x2d80
[  231.803889]  ? warn_alloc+0x120/0x120
[  231.807709]  ? warn_alloc+0x120/0x120
[  231.811514]  ? print_usage_bug+0xc0/0xc0
[  231.815575]  ? warn_alloc+0x120/0x120
[  231.819377]  ? print_usage_bug+0xc0/0xc0
[  231.823445]  ? graph_lock+0x170/0x170
[  231.827257]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  231.832799]  ? should_fail+0x22d/0xd01
[  231.836687]  ? __lock_acquire+0x7ec/0x4ec0
[  231.840928]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.846034]  ? __lock_acquire+0x7ec/0x4ec0
[  231.850273]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  231.855374]  ? __lock_acquire+0x7ec/0x4ec0
[  231.859606]  ? should_fail+0x22d/0xd01
[  231.863507]  ? mark_held_locks+0x130/0x130
[  231.867750]  ? mark_held_locks+0x130/0x130
[  231.871992]  ? select_task_rq_fair+0x754/0x34f0
[  231.876662]  ? lock_downgrade+0x900/0x900
[  231.880814]  ? check_preemption_disabled+0x48/0x200
[  231.885832]  ? graph_lock+0x170/0x170
[  231.889631]  ? print_usage_bug+0xc0/0xc0
[  231.893694]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.899239]  ? check_preemption_disabled+0x48/0x200
[  231.904256]  ? check_preemption_disabled+0x48/0x200
[  231.909287]  ? __lock_is_held+0xb5/0x140
[  231.913354]  __alloc_pages_nodemask+0xa80/0xde0
[  231.918022]  ? graph_lock+0x170/0x170
[  231.921829]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  231.926844]  ? graph_lock+0x170/0x170
[  231.930658]  ? find_held_lock+0x36/0x1c0
[  231.934730]  ? ____cache_alloc_node+0x1c7/0x1e0
[  231.939401]  ? lock_downgrade+0x900/0x900
[  231.943555]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.949101]  cache_grow_begin+0x91/0x8c0
[  231.953164]  ? do_raw_spin_unlock+0xa7/0x2f0
[  231.957582]  fallback_alloc+0x203/0x2e0
[  231.961563]  ____cache_alloc_node+0x1c7/0x1e0
[  231.966067]  kmem_cache_alloc_node+0xe3/0x730
[  231.970565]  ? ipv6_get_ifaddr+0x42e/0x620
[  231.974815]  __alloc_skb+0x119/0x770
[  231.978529]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  231.983813]  ? skb_scrub_packet+0x490/0x490
[  231.988135]  ? lock_downgrade+0x900/0x900
[  231.992317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  231.997858]  ? refcount_sub_and_test_checked+0x203/0x310
[  232.003316]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  232.008775]  ? addrconf_rs_timer+0x6f0/0x6f0
[  232.013201]  ndisc_alloc_skb+0x144/0x340
[  232.017279]  ndisc_send_rs+0x331/0x6e0
[  232.021175]  addrconf_rs_timer+0x3c0/0x6f0
[  232.025419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.029667]  call_timer_fn+0x272/0x920
[  232.033554]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.037796]  ? process_timeout+0x40/0x40
[  232.041852]  ? find_held_lock+0x36/0x1c0
[  232.045920]  ? mark_held_locks+0xc7/0x130
[  232.050070]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.054565]  ? _raw_spin_unlock_irq+0x27/0x80
[  232.059062]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.063301]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  232.067888]  ? trace_hardirqs_on+0xbd/0x310
[  232.072210]  ? kasan_check_read+0x11/0x20
[  232.076432]  ? __run_timers+0x7da/0xc70
[  232.080406]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.085869]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  232.090109]  __run_timers+0x7e5/0xc70
[  232.093924]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  232.099293]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.104312]  ? graph_lock+0x170/0x170
[  232.108122]  ? print_usage_bug+0xc0/0xc0
[  232.112205]  ? lock_release+0x970/0x970
[  232.116189]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  232.121396]  ? find_held_lock+0x36/0x1c0
[  232.125467]  ? graph_lock+0x170/0x170
[  232.129278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.134822]  ? check_preemption_disabled+0x48/0x200
[  232.139851]  ? __lock_is_held+0xb5/0x140
[  232.143926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.149464]  ? check_preemption_disabled+0x48/0x200
[  232.154486]  run_timer_softirq+0x52/0xb0
[  232.158546]  ? rcu_read_lock_sched_held+0x108/0x120
[  232.163566]  __do_softirq+0x30b/0xad8
[  232.167383]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  232.172496]  ? pvclock_read_flags+0x160/0x160
[  232.177007]  ? lapic_next_event+0x5a/0x90
[  232.181155]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.186695]  ? check_preemption_disabled+0x48/0x200
[  232.191711]  ? check_preemption_disabled+0x48/0x200
[  232.196746]  ? kvm_clock_read+0x18/0x30
[  232.200729]  ? kvm_sched_clock_read+0x9/0x20
[  232.205142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.210688]  ? check_preemption_disabled+0x48/0x200
[  232.215726]  irq_exit+0x17f/0x1c0
[  232.219185]  smp_apic_timer_interrupt+0x1cb/0x760
[  232.224030]  ? smp_reschedule_interrupt+0x109/0x650
[  232.229049]  ? smp_call_function_single_interrupt+0x650/0x650
[  232.234939]  ? interrupt_entry+0xb5/0xf0
[  232.239005]  ? trace_hardirqs_off_caller+0xbb/0x300
[  232.244018]  ? trace_hardirqs_off_caller+0xbb/0x300
[  232.249037]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.253879]  ? trace_hardirqs_off+0x300/0x300
[  232.258375]  ? trace_hardirqs_off+0x300/0x300
[  232.262871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.268413]  ? check_preemption_disabled+0x48/0x200
[  232.273427]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.278976]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  232.283832]  apic_timer_interrupt+0xf/0x20
[  232.288061]  </IRQ>
[  232.290297] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  232.295572] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  232.314469] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  232.322180] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  232.329445] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  232.336709] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  232.343976] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  232.351252] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  232.358539]  ? arch_local_irq_restore+0x45/0x52
[  232.363218]  dump_stack+0x26a/0x2b4
[  232.366860]  ? dump_stack_print_info.cold.2+0x52/0x52
[  232.372052]  ? mark_held_locks+0x130/0x130
[  232.376289]  ? mark_held_locks+0x130/0x130
[  232.380530]  dump_header+0x27b/0xf72
[  232.384263]  ? pagefault_out_of_memory+0x197/0x197
[  232.389196]  ? mark_held_locks+0x130/0x130
[  232.393440]  ? __lock_acquire+0x7ec/0x4ec0
[  232.397689]  ? mem_cgroup_charge_statistics+0x780/0x780
[  232.403050]  ? print_usage_bug+0xc0/0xc0
[  232.407112]  ? print_usage_bug+0xc0/0xc0
[  232.411178]  ? graph_lock+0x170/0x170
[  232.414975]  ? graph_lock+0x170/0x170
[  232.418776]  ? print_usage_bug+0xc0/0xc0
[  232.422837]  ? print_usage_bug+0xc0/0xc0
[  232.426908]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.432454]  ? find_held_lock+0x36/0x1c0
[  232.436526]  ? mark_held_locks+0xc7/0x130
[  232.440677]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  232.445780]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  232.450887]  ? lockdep_hardirqs_on+0x421/0x5c0
[  232.455474]  ? trace_hardirqs_on+0xbd/0x310
[  232.459801]  ? kasan_check_read+0x11/0x20
[  232.463953]  ? ___ratelimit+0x36f/0x655
[  232.467930]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.473383]  ? trace_hardirqs_on+0x310/0x310
[  232.477803]  ? lock_downgrade+0x900/0x900
[  232.481956]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  232.487063]  ? ___ratelimit+0xaa/0x655
[  232.490953]  ? idr_get_free+0xec0/0xec0
[  232.494933]  ? kasan_check_write+0x14/0x20
[  232.499171]  ? do_raw_spin_lock+0xc1/0x200
[  232.503413]  oom_kill_process.cold.27+0x10/0x903
[  232.508169]  ? graph_lock+0x170/0x170
[  232.511969]  ? _raw_spin_unlock+0x2c/0x50
[  232.516118]  ? oom_badness+0xe6/0xaa0
[  232.519923]  ? oom_evaluate_task+0x540/0x540
[  232.524339]  ? find_held_lock+0x36/0x1c0
[  232.528407]  ? out_of_memory+0x974/0x14c0
[  232.532555]  ? lock_downgrade+0x900/0x900
[  232.536710]  ? check_preemption_disabled+0x48/0x200
[  232.541776]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.547575]  ? kasan_check_read+0x11/0x20
[  232.551742]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.557023]  ? rcu_bh_qs+0xc0/0xc0
[  232.560570]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  232.565585]  ? oom_evaluate_task+0x302/0x540
[  232.569997]  out_of_memory+0xa86/0x14c0
[  232.573980]  ? oom_killer_disable+0x3a0/0x3a0
[  232.578477]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  232.583409]  ? __mutex_add_waiter+0x2a0/0x2a0
[  232.587917]  __alloc_pages_slowpath+0x2318/0x2d80
[  232.592796]  ? warn_alloc+0x120/0x120
[  232.596599]  ? __radix_tree_lookup+0x4c0/0x4c0
[  232.601192]  ? find_get_entry+0x2f2/0xc40
[  232.605354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  232.610895]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  232.615825]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.621366]  ? should_fail+0x22d/0xd01
[  232.625262]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  232.630370]  ? __lock_is_held+0xb5/0x140
[  232.634457]  ? __lock_is_held+0xb5/0x140
[  232.638537]  ? ___might_sleep+0x1ed/0x300
[  232.642686]  ? lock_release+0x970/0x970
[  232.646683]  ? arch_local_save_flags+0x40/0x40
[  232.651276]  ? __might_sleep+0x95/0x190
[  232.655259]  __alloc_pages_nodemask+0xa80/0xde0
[  232.659937]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  232.664957]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.670754]  ? kasan_check_read+0x11/0x20
[  232.674904]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.680182]  ? graph_lock+0x170/0x170
[  232.683988]  ? print_usage_bug+0xc0/0xc0
[  232.688054]  ? graph_lock+0x170/0x170
[  232.691854]  ? graph_lock+0x170/0x170
[  232.695656]  ? __do_page_cache_readahead+0x7ce/0x980
[  232.700767]  ? find_held_lock+0x36/0x1c0
[  232.704841]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  232.710381]  alloc_pages_current+0x10c/0x210
[  232.714787]  ? lock_downgrade+0x900/0x900
[  232.718949]  __page_cache_alloc+0x38f/0x5b0
[  232.723273]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.729073]  ? kasan_check_read+0x11/0x20
[  232.733234]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.738515]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  232.743187]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.748730]  ? check_preemption_disabled+0x48/0x200
[  232.753755]  filemap_fault+0x1594/0x25f0
[  232.757833]  ? __lock_page_or_retry+0xa00/0xa00
[  232.762503]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.768321]  ? kasan_check_read+0x11/0x20
[  232.772471]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.777749]  ? rcu_bh_qs+0xc0/0xc0
[  232.781304]  ? filemap_map_pages+0xdea/0x1980
[  232.785816]  ? graph_lock+0x170/0x170
[  232.789619]  ? find_get_pages_range_tag+0x1320/0x1320
[  232.794813]  ? pick_next_task_fair+0x98e/0x17c0
[  232.799481]  ? print_usage_bug+0xc0/0xc0
[  232.803542]  ? graph_lock+0x170/0x170
[  232.807349]  ? find_held_lock+0x36/0x1c0
[  232.811428]  ? lock_acquire+0x1ed/0x520
[  232.815401]  ? ext4_filemap_fault+0x7a/0xad
[  232.819729]  ? lock_release+0x970/0x970
[  232.823705]  ? arch_local_save_flags+0x40/0x40
[  232.828288]  ? mark_held_locks+0x130/0x130
[  232.832538]  ? down_read+0xb0/0x1d0
[  232.836161]  ? ext4_filemap_fault+0x7a/0xad
[  232.840481]  ? __down_interruptible+0x700/0x700
[  232.845151]  ? mark_held_locks+0x130/0x130
[  232.849398]  ext4_filemap_fault+0x82/0xad
[  232.853547]  __do_fault+0x100/0x6b0
[  232.857181]  ? print_bad_pte+0x6c0/0x6c0
[  232.861248]  ? graph_lock+0x170/0x170
[  232.865049]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  232.870061]  ? hrtimer_active+0x2db/0x440
[  232.874213]  ? pmd_val+0x88/0x100
[  232.877676]  ? add_mm_counter_fast+0xd0/0xd0
[  232.882084]  ? pmd_val+0x88/0x100
[  232.885541]  ? add_mm_counter_fast+0xd0/0xd0
[  232.889952]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.895497]  __handle_mm_fault+0x3709/0x53e0
[  232.899919]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  232.904759]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  232.909869]  ? graph_lock+0x170/0x170
[  232.913669]  ? print_usage_bug+0xc0/0xc0
[  232.917729]  ? kasan_check_read+0x11/0x20
[  232.921877]  ? __free_object+0x173/0x340
[  232.925938]  ? graph_lock+0x170/0x170
[  232.929735]  ? graph_lock+0x170/0x170
[  232.933555]  ? handle_mm_fault+0x42a/0xc70
[  232.937794]  ? lock_downgrade+0x900/0x900
[  232.941942]  ? check_preemption_disabled+0x48/0x200
[  232.946968]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  232.952765]  ? kasan_check_read+0x11/0x20
[  232.956919]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  232.962195]  ? rcu_bh_qs+0xc0/0xc0
[  232.965744]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  232.971197]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  232.976741]  ? check_preemption_disabled+0x48/0x200
[  232.981764]  handle_mm_fault+0x54f/0xc70
[  232.986089]  ? __handle_mm_fault+0x53e0/0x53e0
[  232.990677]  ? find_vma+0x34/0x190
[  232.994233]  __do_page_fault+0x67d/0xed0
[  232.998308]  ? mm_fault_error+0x380/0x380
[  233.002453]  ? trace_hardirqs_off+0xb8/0x300
[  233.006863]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  233.012233]  ? trace_hardirqs_on+0x310/0x310
[  233.016652]  do_page_fault+0xf2/0x7e0
[  233.020453]  ? vmalloc_sync_all+0x30/0x30
[  233.024600]  ? error_entry+0x70/0xd0
[  233.028315]  ? trace_hardirqs_off_caller+0xbb/0x300
[  233.033329]  ? trace_hardirqs_on_caller+0xc0/0x300
[  233.038263]  ? syscall_return_slowpath+0x5e0/0x5e0
[  233.043191]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.048041]  ? trace_hardirqs_off+0x300/0x300
[  233.052533]  ? trace_hardirqs_off_caller+0x300/0x300
[  233.057640]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  233.062662]  ? prepare_exit_to_usermode+0x291/0x3b0
[  233.067679]  ? page_fault+0x8/0x30
[  233.071238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  233.076089]  ? page_fault+0x8/0x30
[  233.079634]  page_fault+0x1e/0x30
[  233.083083] RIP: 0033:0x7f9819842e40
[  233.086803] Code: Bad RIP value.
[  233.090161] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  233.095524] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  233.102795] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  233.110060] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  233.117859] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  233.125128] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  233.132443] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  233.132448] warn_alloc_show_mem: 1 callbacks suppressed
[  233.132456] Mem-Info:
[  233.139641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  233.145006] active_anon:39986 inactive_anon:371 isolated_anon:0
[  233.145006]  active_file:17 inactive_file:14 isolated_file:0
[  233.145006]  unevictable:0 dirty:0 writeback:0 unstable:0
[  233.145006]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  233.145006]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  233.145006]  free:13700 free_pcp:499 free_cma:0
[  233.147381] Call Trace:
[  233.156768] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  233.189613]  <IRQ>
[  233.192181] Node 0 
[  233.219846]  dump_stack+0x1c4/0x2b4
[  233.221993] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  233.224198]  ? dump_stack_print_info.cold.2+0x52/0x52
[  233.227804] lowmem_reserve[]:
[  233.253396]  warn_alloc.cold.118+0xb7/0x1bd
[  233.258572]  0
[  233.261674]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  233.265969]  2817
[  233.267765]  ? lock_downgrade+0x900/0x900
[  233.272578]  6321
[  233.274638]  ? trace_hardirqs_off+0xb8/0x300
[  233.278756]  6321
[  233.280816]  ? trace_hardirqs_off+0xb8/0x300
[  233.285200] Node 0 
[  233.287272]  __alloc_pages_slowpath+0x2667/0x2d80
[  233.291674] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  233.293905]  ? warn_alloc+0x120/0x120
[  233.298691] lowmem_reserve[]: 0
[  233.325412]  ? trace_hardirqs_on+0x310/0x310
[  233.329190]  0
[  233.332461]  ? warn_alloc+0x120/0x120
[  233.336842]  3503
[  233.338636]  ? print_usage_bug+0xc0/0xc0
[  233.342402]  3503
[  233.344467]  ? warn_alloc+0x120/0x120
[  233.348503] Node 0 
[  233.350568]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  233.354370] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  233.356572]  ? print_usage_bug+0xc0/0xc0
[  233.361560] lowmem_reserve[]: 0
[  233.390103]  ? __lock_acquire+0x7ec/0x4ec0
[  233.394140]  0 0
[  233.397419]  ? __lock_acquire+0x7ec/0x4ec0
[  233.401628]  0
[  233.403633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  233.409640]  ? should_fail+0x22d/0xd01
[  233.415151] Node 0 DMA: 
[  233.419035]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.419051]  ? __lock_acquire+0x7ec/0x4ec0
[  233.421700] 1*4kB 
[  233.426795]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  233.431010] (U) 
[  233.433154]  ? __lock_acquire+0x7ec/0x4ec0
[  233.438238] 0*8kB 
[  233.440230]  ? should_fail+0x22d/0xd01
[  233.444435] 0*16kB 1*32kB 
[  233.446586]  ? print_usage_bug+0xc0/0xc0
[  233.450447] (U) 
[  233.453294]  ? mark_held_locks+0x130/0x130
[  233.457317] 2*64kB (U) 
[  233.459300]  ? mark_held_locks+0x130/0x130
[  233.463505] 1*128kB 
[  233.466085]  ? graph_lock+0x170/0x170
[  233.470289] (U) 
[  233.472613]  ? print_usage_bug+0xc0/0xc0
[  233.476385] 1*256kB (U) 
[  233.478365]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  233.482397] 0*512kB 
[  233.485083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.489815] 1*1024kB 
[  233.492136]  ? check_preemption_disabled+0x48/0x200
[  233.497642] (U) 
[  233.500048]  ? check_preemption_disabled+0x48/0x200
[  233.505036] 1*2048kB 
[  233.507011]  ? __lock_is_held+0xb5/0x140
[  233.511996] (M) 
[  233.514417]  __alloc_pages_nodemask+0xa80/0xde0
[  233.518454] 3*4096kB 
[  233.520419]  ? graph_lock+0x170/0x170
[  233.525062] (M) 
[  233.527463]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  233.531242] = 15908kB
[  233.533209]  ? graph_lock+0x170/0x170
[  233.538211] Node 0 
[  233.540629]  ? find_held_lock+0x36/0x1c0
[  233.544404] DMA32: 
[  233.546640]  ? ____cache_alloc_node+0x1c7/0x1e0
[  233.550672] 3*4kB 
[  233.552899]  ? lock_downgrade+0x900/0x900
[  233.557544] (UM) 
[  233.559707]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.563830] 1*8kB 
[  233.565890]  cache_grow_begin+0x91/0x8c0
[  233.571397] (U) 
[  233.573540]  ? do_raw_spin_unlock+0xa7/0x2f0
[  233.577576] 4*16kB 
[  233.579553]  fallback_alloc+0x203/0x2e0
[  233.583931] (UM) 
[  233.586165]  ____cache_alloc_node+0x1c7/0x1e0
[  233.590109] 2*32kB 
[  233.592165]  kmem_cache_alloc_node+0xe3/0x730
[  233.596640] (UM) 
[  233.598871]  ? ipv6_get_ifaddr+0x42e/0x620
[  233.603340] 2*64kB 
[  233.605419]  __alloc_skb+0x119/0x770
[  233.609621] (M) 
[  233.611858]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  233.615542] 3*128kB 
[  233.617509]  ? skb_scrub_packet+0x490/0x490
[  233.622773] (M) 3*256kB 
[  233.625101]  ? lock_downgrade+0x900/0x900
[  233.629403] (UM) 
[  233.632070]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.636185] 4*512kB (UM) 
[  233.638258]  ? refcount_sub_and_test_checked+0x203/0x310
[  233.643769] 3*1024kB 
[  233.646521]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  233.651949] (M) 
[  233.654353]  ? addrconf_rs_timer+0x6f0/0x6f0
[  233.659779] 3*2048kB 
[  233.661759]  ndisc_alloc_skb+0x144/0x340
[  233.666127] (UM) 3*4096kB 
[  233.668551]  ndisc_send_rs+0x331/0x6e0
[  233.672584] (M) 
[  233.675429]  addrconf_rs_timer+0x3c0/0x6f0
[  233.679300] = 24980kB
[  233.681269]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.685476] Node 0 
[  233.687888]  call_timer_fn+0x272/0x920
[  233.692099] Normal: 
[  233.694362]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.698231] 870*4kB 
[  233.700547]  ? process_timeout+0x40/0x40
[  233.704755] (MEH) 
[  233.707073]  ? find_held_lock+0x36/0x1c0
[  233.711103] 510*8kB (UMEH) 
[  233.713261]  ? __run_timers+0x7da/0xc70
[  233.717291] 199*16kB 
[  233.720219]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.724175] (UMEH) 
[  233.726583]  ? _raw_spin_unlock_irq+0x27/0x80
[  233.731053] 70*32kB 
[  233.733282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.737750] (UMEH) 
[  233.740066]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  233.744273] 11*64kB (UMH) 
[  233.746514]  ? trace_hardirqs_on+0xbd/0x310
[  233.751069] 2*128kB 
[  233.753906]  ? kasan_check_read+0x11/0x20
[  233.758197] (H) 
[  233.760514]  ? __run_timers+0x7da/0xc70
[  233.764630] 0*256kB 0*512kB 
[  233.766609]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  233.770561] 0*1024kB 
[  233.773571]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.778993] 0*2048kB 
[  233.781395]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  233.785604] 0*4096kB 
[  233.788004]  __run_timers+0x7e5/0xc70
[  233.792212] = 13944kB
[  233.794636]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  233.798406] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  233.800808]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  233.806152] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  233.814972]  ? graph_lock+0x170/0x170
[  233.819966] 410 total pagecache pages
[  233.828534]  ? enqueue_hrtimer+0x1a5/0x560
[  233.832319] 0 pages in swap cache
[  233.836105]  ? lock_release+0x970/0x970
[  233.840318] Swap cache stats: add 0, delete 0, find 0/0
[  233.843758]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  233.847707] Free swap  = 0kB
[  233.853062]  ? find_held_lock+0x36/0x1c0
[  233.858230] Total swap = 0kB
[  233.861248]  ? graph_lock+0x170/0x170
[  233.865284] 1965979 pages RAM
[  233.868302]  ? pvclock_read_flags+0x160/0x160
[  233.872075] 0 pages HighMem/MovableOnly
[  233.875171]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.879643] 342744 pages reserved
[  233.883614]  ? check_preemption_disabled+0x48/0x200
[  233.889122] 0 pages cma reserved
[  233.892573]  ? __lock_is_held+0xb5/0x140
[  233.897621] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  233.900917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.905044] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  233.911445]  ? check_preemption_disabled+0x48/0x200
[  233.916955] cron cpuset=
[  233.926655]  run_timer_softirq+0x52/0xb0
[  233.931642] /
[  233.934314]  ? rcu_read_lock_sched_held+0x108/0x120
[  233.938349]  mems_allowed=0
[  233.940059]  __do_softirq+0x30b/0xad8
[  233.951768]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  233.956879]  ? pvclock_read_flags+0x160/0x160
[  233.961395]  ? lapic_next_event+0x5a/0x90
[  233.965542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.971082]  ? check_preemption_disabled+0x48/0x200
[  233.976101]  ? check_preemption_disabled+0x48/0x200
[  233.981125]  ? kvm_clock_read+0x18/0x30
[  233.985115]  ? kvm_sched_clock_read+0x9/0x20
[  233.989522]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  233.995062]  ? check_preemption_disabled+0x48/0x200
[  234.000108]  irq_exit+0x17f/0x1c0
[  234.003567]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.008416]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.014306]  ? interrupt_entry+0xb5/0xf0
[  234.018367]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.023381]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.028401]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.033253]  ? trace_hardirqs_off+0x300/0x300
[  234.037748]  ? trace_hardirqs_off+0x300/0x300
[  234.042252]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.047792]  ? check_preemption_disabled+0x48/0x200
[  234.052813]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.058358]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.063208]  apic_timer_interrupt+0xf/0x20
[  234.067443]  </IRQ>
[  234.069686] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  234.074616] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  234.093516] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  234.101233] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  234.108504] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  234.115774] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  234.123043] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  234.130314] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  234.137624]  skb_clone+0x1bb/0x500
[  234.141168]  ? finish_task_switch+0x2f5/0x900
[  234.145662]  ? skb_split+0x11e0/0x11e0
[  234.149573]  ? preempt_notifier_register+0x200/0x200
[  234.154677]  ? __switch_to_asm+0x34/0x70
[  234.158735]  ? __switch_to_asm+0x34/0x70
[  234.162796]  ? __switch_to_asm+0x40/0x70
[  234.166859]  ? __switch_to_asm+0x34/0x70
[  234.170920]  ? __switch_to_asm+0x40/0x70
[  234.174982]  ? __switch_to_asm+0x34/0x70
[  234.179044]  ? __switch_to_asm+0x40/0x70
[  234.183106]  ? __switch_to_asm+0x34/0x70
[  234.187164]  ? __switch_to_asm+0x34/0x70
[  234.191231]  ? __switch_to_asm+0x40/0x70
[  234.195296]  ? __switch_to_asm+0x34/0x70
[  234.199365]  bpf_clone_redirect+0xb9/0x490
[  234.203601]  ? __schedule+0x874/0x1ed0
[  234.207499]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  234.212518]  ? __sched_text_start+0x8/0x8
[  234.216668]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  234.221455]  ? find_held_lock+0x36/0x1c0
[  234.225523]  ? lock_acquire+0x1ed/0x520
[  234.229497]  ? bpf_test_run+0x32e/0x5a0
[  234.233476]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.239019]  ? check_preemption_disabled+0x48/0x200
[  234.244041]  ? kasan_check_read+0x11/0x20
[  234.248192]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.253477]  ? rcu_bh_qs+0xc0/0xc0
[  234.257021]  ? preempt_schedule+0x4d/0x60
[  234.261171]  ? ___preempt_schedule+0x16/0x18
[  234.265587]  ? bpf_test_run+0x1c0/0x5a0
[  234.269577]  ? netlink_diag_dump+0x2a0/0x2a0
[  234.273991]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.279524]  ? bpf_test_init.isra.9+0x70/0x100
[  234.284110]  ? bpf_prog_test_run_skb+0x634/0xb40
[  234.288875]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  234.293719]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  234.299254]  ? fput+0x130/0x1a0
[  234.302537]  ? __bpf_prog_get+0x9b/0x290
[  234.306601]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  234.311441]  ? bpf_prog_test_run+0x130/0x1a0
[  234.315851]  ? __x64_sys_bpf+0x3d8/0x510
[  234.319910]  ? bpf_prog_get+0x20/0x20
[  234.323721]  ? ksys_ioctl+0x81/0xd0
[  234.327361]  ? do_syscall_64+0x1b9/0x820
[  234.331424]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  234.336794]  ? syscall_return_slowpath+0x5e0/0x5e0
[  234.341727]  ? trace_hardirqs_off+0x300/0x300
[  234.346232]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  234.351256]  ? recalc_sigpending_tsk+0x180/0x180
[  234.356018]  ? kasan_check_write+0x14/0x20
[  234.360269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.365126]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  234.370506] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  234.370579] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  234.376912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  234.376917] Call Trace:
[  234.376924]  <IRQ>
[  234.376939]  dump_stack+0x1c4/0x2b4
[  234.376955]  ? dump_stack_print_info.cold.2+0x52/0x52
[  234.376981]  warn_alloc.cold.118+0xb7/0x1bd
[  234.383543] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  234.392812]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  234.395371] syz-executor4 cpuset=
[  234.397520]  ? lock_downgrade+0x900/0x900
[  234.401133] syz4
[  234.406331]  ? trace_hardirqs_off+0xb8/0x300
[  234.410624]  mems_allowed=0
[  234.421110]  ? trace_hardirqs_off+0xb8/0x300
[  234.447167]  __alloc_pages_slowpath+0x2667/0x2d80
[  234.452043]  ? warn_alloc+0x120/0x120
[  234.455853]  ? trace_hardirqs_on+0x310/0x310
[  234.460267]  ? warn_alloc+0x120/0x120
[  234.464077]  ? print_usage_bug+0xc0/0xc0
[  234.468143]  ? warn_alloc+0x120/0x120
[  234.471945]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  234.476966]  ? print_usage_bug+0xc0/0xc0
[  234.481031]  ? __lock_acquire+0x7ec/0x4ec0
[  234.485269]  ? __lock_acquire+0x7ec/0x4ec0
[  234.489518]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.495063]  ? should_fail+0x22d/0xd01
[  234.498957]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.504062]  ? __lock_acquire+0x7ec/0x4ec0
[  234.508305]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  234.513412]  ? __lock_acquire+0x7ec/0x4ec0
[  234.517644]  ? should_fail+0x22d/0xd01
[  234.521532]  ? print_usage_bug+0xc0/0xc0
[  234.525606]  ? mark_held_locks+0x130/0x130
[  234.529865]  ? mark_held_locks+0x130/0x130
[  234.534109]  ? graph_lock+0x170/0x170
[  234.537911]  ? print_usage_bug+0xc0/0xc0
[  234.541976]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  234.546734]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.552275]  ? check_preemption_disabled+0x48/0x200
[  234.557296]  ? check_preemption_disabled+0x48/0x200
[  234.562328]  ? __lock_is_held+0xb5/0x140
[  234.566400]  __alloc_pages_nodemask+0xa80/0xde0
[  234.571073]  ? graph_lock+0x170/0x170
[  234.574882]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  234.579895]  ? graph_lock+0x170/0x170
[  234.583709]  ? find_held_lock+0x36/0x1c0
[  234.587781]  ? ____cache_alloc_node+0x1c7/0x1e0
[  234.592457]  ? lock_downgrade+0x900/0x900
[  234.596613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.602160]  cache_grow_begin+0x91/0x8c0
[  234.606231]  ? do_raw_spin_unlock+0xa7/0x2f0
[  234.610656]  fallback_alloc+0x203/0x2e0
[  234.614642]  ____cache_alloc_node+0x1c7/0x1e0
[  234.619150]  kmem_cache_alloc_node+0xe3/0x730
[  234.623652]  ? ipv6_get_ifaddr+0x42e/0x620
[  234.628336]  __alloc_skb+0x119/0x770
[  234.632055]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  234.637339]  ? skb_scrub_packet+0x490/0x490
[  234.641664]  ? lock_downgrade+0x900/0x900
[  234.645829]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.651369]  ? refcount_sub_and_test_checked+0x203/0x310
[  234.656829]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  234.662288]  ? addrconf_rs_timer+0x6f0/0x6f0
[  234.666713]  ndisc_alloc_skb+0x144/0x340
[  234.670784]  ndisc_send_rs+0x331/0x6e0
[  234.674687]  addrconf_rs_timer+0x3c0/0x6f0
[  234.678928]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.683178]  call_timer_fn+0x272/0x920
[  234.687067]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.691308]  ? process_timeout+0x40/0x40
[  234.695372]  ? find_held_lock+0x36/0x1c0
[  234.699465]  ? mark_held_locks+0xc7/0x130
[  234.703620]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.708130]  ? _raw_spin_unlock_irq+0x27/0x80
[  234.712626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.716862]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  234.721445]  ? trace_hardirqs_on+0xbd/0x310
[  234.725766]  ? kasan_check_read+0x11/0x20
[  234.729922]  ? __run_timers+0x7da/0xc70
[  234.733900]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  234.739360]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.743599]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  234.747837]  __run_timers+0x7e5/0xc70
[  234.751651]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  234.757019]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  234.762040]  ? graph_lock+0x170/0x170
[  234.765846]  ? print_usage_bug+0xc0/0xc0
[  234.769906]  ? lock_release+0x970/0x970
[  234.773885]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  234.779092]  ? find_held_lock+0x36/0x1c0
[  234.783158]  ? graph_lock+0x170/0x170
[  234.786969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.792514]  ? check_preemption_disabled+0x48/0x200
[  234.797544]  ? __lock_is_held+0xb5/0x140
[  234.801609]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.807150]  ? check_preemption_disabled+0x48/0x200
[  234.812196]  run_timer_softirq+0x52/0xb0
[  234.816267]  ? rcu_read_lock_sched_held+0x108/0x120
[  234.821290]  __do_softirq+0x30b/0xad8
[  234.825105]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  234.830213]  ? pvclock_read_flags+0x160/0x160
[  234.834718]  ? lapic_next_event+0x5a/0x90
[  234.838870]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.844409]  ? check_preemption_disabled+0x48/0x200
[  234.849433]  ? check_preemption_disabled+0x48/0x200
[  234.854461]  ? kvm_clock_read+0x18/0x30
[  234.858435]  ? kvm_sched_clock_read+0x9/0x20
[  234.862847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  234.868389]  ? check_preemption_disabled+0x48/0x200
[  234.873421]  irq_exit+0x17f/0x1c0
[  234.876881]  smp_apic_timer_interrupt+0x1cb/0x760
[  234.881725]  ? smp_reschedule_interrupt+0x109/0x650
[  234.886745]  ? smp_call_function_single_interrupt+0x650/0x650
[  234.892628]  ? interrupt_entry+0xb5/0xf0
[  234.896694]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.901707]  ? trace_hardirqs_off_caller+0xbb/0x300
[  234.906728]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.911570]  ? trace_hardirqs_off+0x300/0x300
[  234.916067]  ? trace_hardirqs_off+0x300/0x300
[  234.920568]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.926114]  ? check_preemption_disabled+0x48/0x200
[  234.931137]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  234.936685]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  234.941542]  apic_timer_interrupt+0xf/0x20
[  234.945769]  </IRQ>
[  234.948014] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  234.953291] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  234.972199] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  234.979921] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  234.987354] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  234.994626] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  235.001895] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  235.009165] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  235.016458]  ? arch_local_irq_restore+0x45/0x52
[  235.021137]  dump_stack+0x26a/0x2b4
[  235.024767]  ? dump_stack_print_info.cold.2+0x52/0x52
[  235.029971]  ? mark_held_locks+0x130/0x130
[  235.034206]  ? mark_held_locks+0x130/0x130
[  235.038453]  dump_header+0x27b/0xf72
[  235.042185]  ? pagefault_out_of_memory+0x197/0x197
[  235.047119]  ? mark_held_locks+0x130/0x130
[  235.051357]  ? __lock_acquire+0x7ec/0x4ec0
[  235.055593]  ? mem_cgroup_charge_statistics+0x780/0x780
[  235.060962]  ? print_usage_bug+0xc0/0xc0
[  235.065023]  ? print_usage_bug+0xc0/0xc0
[  235.069094]  ? graph_lock+0x170/0x170
[  235.072892]  ? graph_lock+0x170/0x170
[  235.076698]  ? print_usage_bug+0xc0/0xc0
[  235.080761]  ? print_usage_bug+0xc0/0xc0
[  235.084839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.090384]  ? find_held_lock+0x36/0x1c0
[  235.094454]  ? mark_held_locks+0xc7/0x130
[  235.098613]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  235.103716]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  235.108828]  ? lockdep_hardirqs_on+0x421/0x5c0
[  235.113434]  ? trace_hardirqs_on+0xbd/0x310
[  235.118208]  ? kasan_check_read+0x11/0x20
[  235.122371]  ? ___ratelimit+0x36f/0x655
[  235.126349]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.131805]  ? trace_hardirqs_on+0x310/0x310
[  235.136218]  ? lock_downgrade+0x900/0x900
[  235.140383]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  235.145487]  ? ___ratelimit+0xaa/0x655
[  235.149376]  ? idr_get_free+0xec0/0xec0
[  235.153357]  ? kasan_check_write+0x14/0x20
[  235.157596]  ? do_raw_spin_lock+0xc1/0x200
[  235.161840]  oom_kill_process.cold.27+0x10/0x903
[  235.166599]  ? graph_lock+0x170/0x170
[  235.170401]  ? _raw_spin_unlock+0x2c/0x50
[  235.174546]  ? oom_badness+0xe6/0xaa0
[  235.178351]  ? oom_evaluate_task+0x540/0x540
[  235.182762]  ? find_held_lock+0x36/0x1c0
[  235.186835]  ? out_of_memory+0x974/0x14c0
[  235.190988]  ? lock_downgrade+0x900/0x900
[  235.195170]  ? check_preemption_disabled+0x48/0x200
[  235.200193]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.206003]  ? kasan_check_read+0x11/0x20
[  235.210157]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.215434]  ? rcu_bh_qs+0xc0/0xc0
[  235.218978]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  235.223992]  ? oom_evaluate_task+0x302/0x540
[  235.228406]  out_of_memory+0xa86/0x14c0
[  235.232394]  ? oom_killer_disable+0x3a0/0x3a0
[  235.236892]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  235.241829]  ? __mutex_add_waiter+0x2a0/0x2a0
[  235.246337]  __alloc_pages_slowpath+0x2318/0x2d80
[  235.251216]  ? warn_alloc+0x120/0x120
[  235.255029]  ? __radix_tree_lookup+0x4c0/0x4c0
[  235.259624]  ? find_get_entry+0x2f2/0xc40
[  235.263781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  235.269331]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  235.274287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.279825]  ? should_fail+0x22d/0xd01
[  235.283717]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  235.288823]  ? __lock_is_held+0xb5/0x140
[  235.292915]  ? __lock_is_held+0xb5/0x140
[  235.297003]  ? ___might_sleep+0x1ed/0x300
[  235.301154]  ? lock_release+0x970/0x970
[  235.305127]  ? arch_local_save_flags+0x40/0x40
[  235.309721]  ? __might_sleep+0x95/0x190
[  235.313702]  __alloc_pages_nodemask+0xa80/0xde0
[  235.318377]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  235.323398]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.329287]  ? kasan_check_read+0x11/0x20
[  235.333437]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.338723]  ? graph_lock+0x170/0x170
[  235.342531]  ? print_usage_bug+0xc0/0xc0
[  235.346598]  ? graph_lock+0x170/0x170
[  235.350400]  ? graph_lock+0x170/0x170
[  235.354202]  ? __do_page_cache_readahead+0x7ce/0x980
[  235.359318]  ? find_held_lock+0x36/0x1c0
[  235.363385]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  235.368931]  alloc_pages_current+0x10c/0x210
[  235.373338]  ? lock_downgrade+0x900/0x900
[  235.377490]  __page_cache_alloc+0x38f/0x5b0
[  235.381817]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.387618]  ? kasan_check_read+0x11/0x20
[  235.391787]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.397077]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  235.401749]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.407291]  ? check_preemption_disabled+0x48/0x200
[  235.412318]  filemap_fault+0x1594/0x25f0
[  235.416392]  ? __lock_page_or_retry+0xa00/0xa00
[  235.421064]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.426864]  ? kasan_check_read+0x11/0x20
[  235.431013]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.436296]  ? rcu_bh_qs+0xc0/0xc0
[  235.439852]  ? filemap_map_pages+0xdea/0x1980
[  235.444364]  ? graph_lock+0x170/0x170
[  235.448169]  ? find_get_pages_range_tag+0x1320/0x1320
[  235.453375]  ? pick_next_task_fair+0x98e/0x17c0
[  235.458048]  ? print_usage_bug+0xc0/0xc0
[  235.462109]  ? graph_lock+0x170/0x170
[  235.465918]  ? find_held_lock+0x36/0x1c0
[  235.469997]  ? lock_acquire+0x1ed/0x520
[  235.473975]  ? ext4_filemap_fault+0x7a/0xad
[  235.478302]  ? lock_release+0x970/0x970
[  235.482280]  ? arch_local_save_flags+0x40/0x40
[  235.486870]  ? mark_held_locks+0x130/0x130
[  235.491118]  ? down_read+0xb0/0x1d0
[  235.494745]  ? ext4_filemap_fault+0x7a/0xad
[  235.499066]  ? __down_interruptible+0x700/0x700
[  235.503747]  ? mark_held_locks+0x130/0x130
[  235.507995]  ext4_filemap_fault+0x82/0xad
[  235.512148]  __do_fault+0x100/0x6b0
[  235.515779]  ? print_bad_pte+0x6c0/0x6c0
[  235.519844]  ? graph_lock+0x170/0x170
[  235.523647]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  235.528660]  ? hrtimer_active+0x2db/0x440
[  235.532812]  ? pmd_val+0x88/0x100
[  235.536273]  ? add_mm_counter_fast+0xd0/0xd0
[  235.540679]  ? pmd_val+0x88/0x100
[  235.544135]  ? add_mm_counter_fast+0xd0/0xd0
[  235.548548]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.554091]  __handle_mm_fault+0x3709/0x53e0
[  235.558511]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  235.563375]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  235.568484]  ? graph_lock+0x170/0x170
[  235.572286]  ? print_usage_bug+0xc0/0xc0
[  235.576349]  ? kasan_check_read+0x11/0x20
[  235.580497]  ? __free_object+0x173/0x340
[  235.584587]  ? graph_lock+0x170/0x170
[  235.588389]  ? graph_lock+0x170/0x170
[  235.592216]  ? handle_mm_fault+0x42a/0xc70
[  235.596461]  ? lock_downgrade+0x900/0x900
[  235.600616]  ? check_preemption_disabled+0x48/0x200
[  235.605641]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  235.611440]  ? kasan_check_read+0x11/0x20
[  235.615594]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  235.620872]  ? rcu_bh_qs+0xc0/0xc0
[  235.624412]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  235.629884]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  235.635433]  ? check_preemption_disabled+0x48/0x200
[  235.640462]  handle_mm_fault+0x54f/0xc70
[  235.644532]  ? __handle_mm_fault+0x53e0/0x53e0
[  235.649122]  ? find_vma+0x34/0x190
[  235.652668]  __do_page_fault+0x67d/0xed0
[  235.656739]  ? mm_fault_error+0x380/0x380
[  235.660890]  ? trace_hardirqs_off+0xb8/0x300
[  235.665304]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  235.670667]  ? trace_hardirqs_on+0x310/0x310
[  235.675080]  do_page_fault+0xf2/0x7e0
[  235.678887]  ? vmalloc_sync_all+0x30/0x30
[  235.683036]  ? error_entry+0x70/0xd0
[  235.686753]  ? trace_hardirqs_off_caller+0xbb/0x300
[  235.691811]  ? trace_hardirqs_on_caller+0xc0/0x300
[  235.696741]  ? syscall_return_slowpath+0x5e0/0x5e0
[  235.701669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.706514]  ? trace_hardirqs_off+0x300/0x300
[  235.711011]  ? trace_hardirqs_off_caller+0x300/0x300
[  235.716116]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  235.721135]  ? prepare_exit_to_usermode+0x291/0x3b0
[  235.726151]  ? page_fault+0x8/0x30
[  235.729702]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  235.734550]  ? page_fault+0x8/0x30
[  235.738094]  page_fault+0x1e/0x30
[  235.741545] RIP: 0033:0x7f9819842e40
[  235.745263] Code: Bad RIP value.
[  235.748629] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  235.753995] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  235.761264] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  235.768537] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  235.775894] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  235.783161] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  235.790459] warn_alloc_show_mem: 1 callbacks suppressed
[  235.790471] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  235.790474] Mem-Info:
[  235.790504] active_anon:39986 inactive_anon:371 isolated_anon:0
[  235.790504]  active_file:17 inactive_file:14 isolated_file:0
[  235.790504]  unevictable:0 dirty:0 writeback:0 unstable:0
[  235.790504]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  235.790504]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  235.790504]  free:13700 free_pcp:499 free_cma:0
[  235.795845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  235.795853] Call Trace:
[  235.803046] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  235.805445]  <IRQ>
[  235.838322] Node 0 
[  235.847688]  dump_stack+0x1c4/0x2b4
[  235.850275] 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
[  235.877935]  ? dump_stack_print_info.cold.2+0x52/0x52
[  235.880064] lowmem_reserve[]:
[  235.882308]  warn_alloc.cold.118+0xb7/0x1bd
[  235.885895]  0
[  235.911402]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  235.916567]  2817
[  235.919664]  ? lock_downgrade+0x900/0x900
[  235.923959]  6321
[  235.925761]  ? trace_hardirqs_off+0xb8/0x300
[  235.930575]  6321
[  235.932633]  ? trace_hardirqs_off+0xb8/0x300
[  235.938814]  __alloc_pages_slowpath+0x2667/0x2d80
[  235.943194] Node 0 
[  235.945273]  ? mark_held_locks+0x130/0x130
[  235.949663] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  235.954476]  ? warn_alloc+0x120/0x120
[  235.956682] lowmem_reserve[]:
[  235.960910]  ? do_raw_spin_unlock+0xa7/0x2f0
[  235.987603]  0 0
[  235.991420]  ? warn_alloc+0x120/0x120
[  235.994492]  3503
[  235.998904]  ? print_usage_bug+0xc0/0xc0
[  236.000846]  3503
[  236.004649]  ? warn_alloc+0x120/0x120
[  236.006688] Node 0 
[  236.010747]  ? check_preemption_disabled+0x48/0x200
[  236.012813] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  236.016576]  ? print_usage_bug+0xc0/0xc0
[  236.018787] lowmem_reserve[]:
[  236.023804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.052319]  0 0
[  236.056395]  ? should_fail+0x22d/0xd01
[  236.059463]  0 0
[  236.065008]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.066951] Node 0 
[  236.070833]  ? __lock_acquire+0x7ec/0x4ec0
[  236.072776] DMA: 1*4kB 
[  236.077886]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  236.080095] (U) 
[  236.084327]  ? __lock_acquire+0x7ec/0x4ec0
[  236.086885] 0*8kB 
[  236.091983]  ? should_fail+0x22d/0xd01
[  236.093927] 0*16kB 1*32kB 
[  236.098174]  ? mark_held_locks+0x130/0x130
[  236.100309] (U) 
[  236.104202]  ? mark_held_locks+0x130/0x130
[  236.107024] 2*64kB 
[  236.111263]  ? clockevents_program_event+0x158/0x370
[  236.113214] (U) 
[  236.117451]  ? lock_downgrade+0x900/0x900
[  236.119666] 1*128kB 
[  236.124759]  ? graph_lock+0x170/0x170
[  236.126710] (U) 
[  236.130853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.133153] 1*256kB 
[  236.136953]  ? check_preemption_disabled+0x48/0x200
[  236.138901] (U) 
[  236.144431]  ? check_preemption_disabled+0x48/0x200
[  236.146732] 0*512kB 
[  236.151750]  ? __lock_is_held+0xb5/0x140
[  236.153697] 1*1024kB 
[  236.158708]  __alloc_pages_nodemask+0xa80/0xde0
[  236.161005] (U) 
[  236.165059]  ? graph_lock+0x170/0x170
[  236.167448] 1*2048kB 
[  236.172110]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  236.174060] (M) 
[  236.178637]  ? graph_lock+0x170/0x170
[  236.181027] 3*4096kB 
[  236.186040]  ? find_held_lock+0x36/0x1c0
[  236.187980] (M) = 15908kB
[  236.191790]  ? ____cache_alloc_node+0x1c7/0x1e0
[  236.194178] Node 0 
[  236.198239]  ? lock_downgrade+0x900/0x900
[  236.200972] DMA32: 
[  236.205641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.207851] 3*4kB 
[  236.211995]  cache_grow_begin+0x91/0x8c0
[  236.214203] (UM) 
[  236.219741]  ? do_raw_spin_unlock+0xa7/0x2f0
[  236.221869] 1*8kB 
[  236.225927]  fallback_alloc+0x203/0x2e0
[  236.227959] (U) 
[  236.232363]  ____cache_alloc_node+0x1c7/0x1e0
[  236.234487] 4*16kB 
[  236.238455]  kmem_cache_alloc_node+0xe3/0x730
[  236.240404] (UM) 
[  236.244890]  ? ipv6_get_ifaddr+0x42e/0x620
[  236.247102] 2*32kB 
[  236.251595]  __alloc_skb+0x119/0x770
[  236.253627] (UM) 
[  236.257867]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.260074] 2*64kB 
[  236.263785]  ? skb_scrub_packet+0x490/0x490
[  236.265831] (M) 
[  236.271102]  ? ipv6_get_ifaddr+0x1d4/0x620
[  236.273313] 3*128kB 
[  236.277631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.279579] (M) 
[  236.283812]  ? refcount_sub_and_test_checked+0x203/0x310
[  236.286110] 3*256kB 
[  236.291644]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  236.293592] (UM) 
[  236.299045]  ? addrconf_rs_timer+0x6f0/0x6f0
[  236.301345] 4*512kB 
[  236.306799]  ndisc_alloc_skb+0x144/0x340
[  236.308830] (UM) 
[  236.313241]  ndisc_send_rs+0x331/0x6e0
[  236.315531] 3*1024kB (M) 
[  236.319601]  addrconf_rs_timer+0x3c0/0x6f0
[  236.321636] 3*2048kB 
[  236.325518]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.328255] (UM) 
[  236.332498]  call_timer_fn+0x272/0x920
[  236.334874] 3*4096kB 
[  236.339102]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.341133] (M) = 24980kB
[  236.345024]  ? process_timeout+0x40/0x40
[  236.347410] Node 0 
[  236.351637]  ? find_held_lock+0x36/0x1c0
[  236.354364] Normal: 870*4kB 
[  236.358433]  ? __run_timers+0x7da/0xc70
[  236.360638] (MEH) 
[  236.364718]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.367722] 510*8kB 
[  236.371688]  ? _raw_spin_unlock_irq+0x27/0x80
[  236.373819] (UMEH) 
[  236.378309]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.380602] 199*16kB (UMEH) 
[  236.385102]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  236.387335] 70*32kB 
[  236.391568]  ? trace_hardirqs_on+0xbd/0x310
[  236.394557] (UMEH) 
[  236.399139]  ? kasan_check_read+0x11/0x20
[  236.401435] 11*64kB 
[  236.405748]  ? __run_timers+0x7da/0xc70
[  236.407960] (UMH) 
[  236.412105]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  236.414401] 2*128kB 
[  236.418368]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.420489] (H) 
[  236.425936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  236.428240] 0*256kB 
[  236.432472]  __run_timers+0x7e5/0xc70
[  236.434423] 0*512kB 
[  236.438659]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  236.440951] 0*1024kB 
[  236.444743]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  236.447040] 0*2048kB 
[  236.452396]  ? graph_lock+0x170/0x170
[  236.454786] 0*4096kB 
[  236.459797]  ? enqueue_hrtimer+0x1a5/0x560
[  236.462186] = 13944kB
[  236.465980]  ? lock_release+0x970/0x970
[  236.468373] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  236.472592]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  236.474986] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  236.478949]  ? find_held_lock+0x36/0x1c0
[  236.487777] 410 total pagecache pages
[  236.492962]  ? graph_lock+0x170/0x170
[  236.501517] 0 pages in swap cache
[  236.505567]  ? pvclock_read_flags+0x160/0x160
[  236.509346] Swap cache stats: add 0, delete 0, find 0/0
[  236.513135]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.516556] Free swap  = 0kB
[  236.516565] Total swap = 0kB
[  236.521053]  ? check_preemption_disabled+0x48/0x200
[  236.526391] 1965979 pages RAM
[  236.531930]  ? __lock_is_held+0xb5/0x140
[  236.534918] 0 pages HighMem/MovableOnly
[  236.537938]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.542925] 342744 pages reserved
[  236.546025]  ? check_preemption_disabled+0x48/0x200
[  236.550056] 0 pages cma reserved
[  236.554033]  run_timer_softirq+0x52/0xb0
[  236.559602] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  236.562986]  ? rcu_read_lock_sched_held+0x108/0x120
[  236.568066] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  236.571343]  __do_softirq+0x30b/0xad8
[  236.575378] cron cpuset=
[  236.581873]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  236.586857] /
[  236.596560]  ? pvclock_read_flags+0x160/0x160
[  236.600337]  mems_allowed=0
[  236.603000]  ? lapic_next_event+0x5a/0x90
[  236.621384]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.626929]  ? check_preemption_disabled+0x48/0x200
[  236.631952]  ? check_preemption_disabled+0x48/0x200
[  236.636993]  ? kvm_clock_read+0x18/0x30
[  236.640968]  ? kvm_sched_clock_read+0x9/0x20
[  236.645381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.650919]  ? check_preemption_disabled+0x48/0x200
[  236.655949]  irq_exit+0x17f/0x1c0
[  236.659411]  smp_apic_timer_interrupt+0x1cb/0x760
[  236.664267]  ? smp_call_function_single_interrupt+0x650/0x650
[  236.670160]  ? interrupt_entry+0xb5/0xf0
[  236.674233]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.679258]  ? trace_hardirqs_off_caller+0xbb/0x300
[  236.684281]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.689133]  ? trace_hardirqs_off+0x300/0x300
[  236.693627]  ? trace_hardirqs_off+0x300/0x300
[  236.698127]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.703670]  ? check_preemption_disabled+0x48/0x200
[  236.708688]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.714247]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  236.719106]  apic_timer_interrupt+0xf/0x20
[  236.723334]  </IRQ>
[  236.725572] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  236.730502] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  236.749414] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  236.757136] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  236.764439] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  236.771721] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  236.778995] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  236.786276] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  236.793612]  skb_clone+0x1bb/0x500
[  236.797170]  ? finish_task_switch+0x2f5/0x900
[  236.801682]  ? skb_split+0x11e0/0x11e0
[  236.805574]  ? preempt_notifier_register+0x200/0x200
[  236.810679]  ? __switch_to_asm+0x34/0x70
[  236.814740]  ? __switch_to_asm+0x34/0x70
[  236.818803]  ? __switch_to_asm+0x40/0x70
[  236.822886]  ? __switch_to_asm+0x34/0x70
[  236.826949]  ? __switch_to_asm+0x40/0x70
[  236.831009]  ? __switch_to_asm+0x34/0x70
[  236.835067]  ? __switch_to_asm+0x40/0x70
[  236.839128]  ? __switch_to_asm+0x34/0x70
[  236.843192]  ? __switch_to_asm+0x34/0x70
[  236.847258]  ? __switch_to_asm+0x40/0x70
[  236.851322]  ? __switch_to_asm+0x34/0x70
[  236.855392]  bpf_clone_redirect+0xb9/0x490
[  236.859635]  ? __schedule+0x874/0x1ed0
[  236.863532]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  236.868556]  ? __sched_text_start+0x8/0x8
[  236.872709]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  236.877479]  ? find_held_lock+0x36/0x1c0
[  236.881571]  ? lock_acquire+0x1ed/0x520
[  236.885545]  ? bpf_test_run+0x32e/0x5a0
[  236.889526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  236.895073]  ? check_preemption_disabled+0x48/0x200
[  236.900098]  ? kasan_check_read+0x11/0x20
[  236.904258]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  236.909541]  ? rcu_bh_qs+0xc0/0xc0
[  236.913086]  ? preempt_schedule+0x4d/0x60
[  236.917246]  ? ___preempt_schedule+0x16/0x18
[  236.921668]  ? bpf_test_run+0x1c0/0x5a0
[  236.925665]  ? netlink_diag_dump+0x2a0/0x2a0
[  236.930100]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  236.936518]  ? bpf_test_init.isra.9+0x70/0x100
[  236.941108]  ? bpf_prog_test_run_skb+0x634/0xb40
[  236.945876]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  236.950723]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  236.956266]  ? fput+0x130/0x1a0
[  236.959554]  ? __bpf_prog_get+0x9b/0x290
[  236.963622]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  236.968467]  ? bpf_prog_test_run+0x130/0x1a0
[  236.972882]  ? __x64_sys_bpf+0x3d8/0x510
[  236.976946]  ? bpf_prog_get+0x20/0x20
[  236.980759]  ? ksys_ioctl+0x81/0xd0
[  236.984839]  ? do_syscall_64+0x1b9/0x820
[  236.988905]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  236.994278]  ? syscall_return_slowpath+0x5e0/0x5e0
[  236.999219]  ? trace_hardirqs_off+0x300/0x300
[  237.003733]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  237.008754]  ? recalc_sigpending_tsk+0x180/0x180
[  237.013522]  ? kasan_check_write+0x14/0x20
[  237.017771]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.022630]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  237.028019] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  237.028091] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  237.034435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  237.034440] Call Trace:
[  237.034447]  <IRQ>
[  237.034464]  dump_stack+0x1c4/0x2b4
[  237.034478]  ? dump_stack_print_info.cold.2+0x52/0x52
[  237.034506]  warn_alloc.cold.118+0xb7/0x1bd
[  237.041051] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  237.050352]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  237.052915] syz-executor4 cpuset=
[  237.055059]  ? lock_downgrade+0x900/0x900
[  237.058658] syz4
[  237.063846]  ? trace_hardirqs_off+0xb8/0x300
[  237.068142]  mems_allowed=0
[  237.078633]  ? trace_hardirqs_off+0xb8/0x300
[  237.104710]  __alloc_pages_slowpath+0x2667/0x2d80
[  237.109586]  ? warn_alloc+0x120/0x120
[  237.113393]  ? trace_hardirqs_on+0x310/0x310
[  237.118307]  ? warn_alloc+0x120/0x120
[  237.122116]  ? print_usage_bug+0xc0/0xc0
[  237.126177]  ? warn_alloc+0x120/0x120
[  237.129982]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  237.135001]  ? print_usage_bug+0xc0/0xc0
[  237.139068]  ? __lock_acquire+0x7ec/0x4ec0
[  237.143304]  ? __lock_acquire+0x7ec/0x4ec0
[  237.147543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.153083]  ? should_fail+0x22d/0xd01
[  237.156978]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.162084]  ? __lock_acquire+0x7ec/0x4ec0
[  237.166329]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.171430]  ? __lock_acquire+0x7ec/0x4ec0
[  237.175665]  ? should_fail+0x22d/0xd01
[  237.179554]  ? print_usage_bug+0xc0/0xc0
[  237.183631]  ? mark_held_locks+0x130/0x130
[  237.187870]  ? mark_held_locks+0x130/0x130
[  237.192120]  ? graph_lock+0x170/0x170
[  237.195919]  ? print_usage_bug+0xc0/0xc0
[  237.199982]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  237.204745]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.210287]  ? check_preemption_disabled+0x48/0x200
[  237.215303]  ? check_preemption_disabled+0x48/0x200
[  237.220332]  ? __lock_is_held+0xb5/0x140
[  237.224402]  __alloc_pages_nodemask+0xa80/0xde0
[  237.229073]  ? graph_lock+0x170/0x170
[  237.232884]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  237.237898]  ? graph_lock+0x170/0x170
[  237.241710]  ? find_held_lock+0x36/0x1c0
[  237.245805]  ? ____cache_alloc_node+0x1c7/0x1e0
[  237.250476]  ? lock_downgrade+0x900/0x900
[  237.254634]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.260177]  cache_grow_begin+0x91/0x8c0
[  237.264252]  ? do_raw_spin_unlock+0xa7/0x2f0
[  237.268669]  fallback_alloc+0x203/0x2e0
[  237.272649]  ____cache_alloc_node+0x1c7/0x1e0
[  237.277151]  kmem_cache_alloc_node+0xe3/0x730
[  237.281647]  ? ipv6_get_ifaddr+0x42e/0x620
[  237.285893]  __alloc_skb+0x119/0x770
[  237.289614]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.294898]  ? skb_scrub_packet+0x490/0x490
[  237.299234]  ? lock_downgrade+0x900/0x900
[  237.303392]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.308934]  ? refcount_sub_and_test_checked+0x203/0x310
[  237.314395]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  237.319852]  ? addrconf_rs_timer+0x6f0/0x6f0
[  237.324274]  ndisc_alloc_skb+0x144/0x340
[  237.328343]  ndisc_send_rs+0x331/0x6e0
[  237.332247]  addrconf_rs_timer+0x3c0/0x6f0
[  237.336489]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.340740]  call_timer_fn+0x272/0x920
[  237.344650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.348891]  ? process_timeout+0x40/0x40
[  237.352956]  ? find_held_lock+0x36/0x1c0
[  237.357027]  ? mark_held_locks+0xc7/0x130
[  237.361196]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.365729]  ? _raw_spin_unlock_irq+0x27/0x80
[  237.370235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.374471]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  237.379058]  ? trace_hardirqs_on+0xbd/0x310
[  237.383381]  ? kasan_check_read+0x11/0x20
[  237.387539]  ? __run_timers+0x7da/0xc70
[  237.391519]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.396976]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.401216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  237.405466]  __run_timers+0x7e5/0xc70
[  237.409284]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  237.414653]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.419670]  ? graph_lock+0x170/0x170
[  237.423480]  ? print_usage_bug+0xc0/0xc0
[  237.427539]  ? lock_release+0x970/0x970
[  237.431519]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  237.436724]  ? find_held_lock+0x36/0x1c0
[  237.440799]  ? graph_lock+0x170/0x170
[  237.444606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.450152]  ? check_preemption_disabled+0x48/0x200
[  237.455183]  ? __lock_is_held+0xb5/0x140
[  237.459256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.464806]  ? check_preemption_disabled+0x48/0x200
[  237.469839]  run_timer_softirq+0x52/0xb0
[  237.473905]  ? rcu_read_lock_sched_held+0x108/0x120
[  237.478927]  __do_softirq+0x30b/0xad8
[  237.482740]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  237.487850]  ? pvclock_read_flags+0x160/0x160
[  237.492348]  ? lapic_next_event+0x5a/0x90
[  237.496502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.502044]  ? check_preemption_disabled+0x48/0x200
[  237.507065]  ? check_preemption_disabled+0x48/0x200
[  237.512091]  ? kvm_clock_read+0x18/0x30
[  237.516067]  ? kvm_sched_clock_read+0x9/0x20
[  237.520482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.526028]  ? check_preemption_disabled+0x48/0x200
[  237.531059]  irq_exit+0x17f/0x1c0
[  237.534517]  smp_apic_timer_interrupt+0x1cb/0x760
[  237.539360]  ? smp_reschedule_interrupt+0x109/0x650
[  237.544379]  ? smp_call_function_single_interrupt+0x650/0x650
[  237.550267]  ? interrupt_entry+0xb5/0xf0
[  237.554349]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.559363]  ? trace_hardirqs_off_caller+0xbb/0x300
[  237.564384]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.569265]  ? trace_hardirqs_off+0x300/0x300
[  237.573762]  ? trace_hardirqs_off+0x300/0x300
[  237.578265]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.583812]  ? check_preemption_disabled+0x48/0x200
[  237.588830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.594378]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  237.599240]  apic_timer_interrupt+0xf/0x20
[  237.603488]  </IRQ>
[  237.605731] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  237.611009] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  237.629919] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  237.637637] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  237.644904] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  237.652172] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  237.659440] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  237.666709] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  237.674012]  ? arch_local_irq_restore+0x45/0x52
[  237.678689]  dump_stack+0x26a/0x2b4
[  237.682320]  ? dump_stack_print_info.cold.2+0x52/0x52
[  237.687516]  ? mark_held_locks+0x130/0x130
[  237.691753]  ? mark_held_locks+0x130/0x130
[  237.696017]  dump_header+0x27b/0xf72
[  237.699746]  ? pagefault_out_of_memory+0x197/0x197
[  237.704680]  ? mark_held_locks+0x130/0x130
[  237.708918]  ? __lock_acquire+0x7ec/0x4ec0
[  237.713160]  ? mem_cgroup_charge_statistics+0x780/0x780
[  237.718525]  ? print_usage_bug+0xc0/0xc0
[  237.722590]  ? print_usage_bug+0xc0/0xc0
[  237.726658]  ? graph_lock+0x170/0x170
[  237.730457]  ? graph_lock+0x170/0x170
[  237.734265]  ? print_usage_bug+0xc0/0xc0
[  237.738327]  ? print_usage_bug+0xc0/0xc0
[  237.742399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.747946]  ? find_held_lock+0x36/0x1c0
[  237.752014]  ? mark_held_locks+0xc7/0x130
[  237.756167]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.761273]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  237.766378]  ? lockdep_hardirqs_on+0x421/0x5c0
[  237.770966]  ? trace_hardirqs_on+0xbd/0x310
[  237.775290]  ? kasan_check_read+0x11/0x20
[  237.779443]  ? ___ratelimit+0x36f/0x655
[  237.783420]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  237.788876]  ? trace_hardirqs_on+0x310/0x310
[  237.793330]  ? lock_downgrade+0x900/0x900
[  237.797491]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  237.802600]  ? ___ratelimit+0xaa/0x655
[  237.806489]  ? idr_get_free+0xec0/0xec0
[  237.810471]  ? kasan_check_write+0x14/0x20
[  237.814709]  ? do_raw_spin_lock+0xc1/0x200
[  237.818952]  oom_kill_process.cold.27+0x10/0x903
[  237.823710]  ? graph_lock+0x170/0x170
[  237.827510]  ? _raw_spin_unlock+0x2c/0x50
[  237.831661]  ? oom_badness+0xe6/0xaa0
[  237.835469]  ? oom_evaluate_task+0x540/0x540
[  237.839886]  ? find_held_lock+0x36/0x1c0
[  237.843956]  ? out_of_memory+0x974/0x14c0
[  237.848111]  ? lock_downgrade+0x900/0x900
[  237.852268]  ? check_preemption_disabled+0x48/0x200
[  237.857299]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.863098]  ? kasan_check_read+0x11/0x20
[  237.867274]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.872560]  ? rcu_bh_qs+0xc0/0xc0
[  237.876122]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  237.881140]  ? oom_evaluate_task+0x302/0x540
[  237.885559]  out_of_memory+0xa86/0x14c0
[  237.889545]  ? oom_killer_disable+0x3a0/0x3a0
[  237.894047]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  237.898986]  ? __mutex_add_waiter+0x2a0/0x2a0
[  237.903496]  __alloc_pages_slowpath+0x2318/0x2d80
[  237.908373]  ? warn_alloc+0x120/0x120
[  237.912176]  ? __radix_tree_lookup+0x4c0/0x4c0
[  237.916776]  ? find_get_entry+0x2f2/0xc40
[  237.920939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  237.926484]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  237.931433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  237.936975]  ? should_fail+0x22d/0xd01
[  237.940868]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  237.945976]  ? __lock_is_held+0xb5/0x140
[  237.950066]  ? __lock_is_held+0xb5/0x140
[  237.954147]  ? ___might_sleep+0x1ed/0x300
[  237.958297]  ? lock_release+0x970/0x970
[  237.962278]  ? arch_local_save_flags+0x40/0x40
[  237.966873]  ? __might_sleep+0x95/0x190
[  237.970855]  __alloc_pages_nodemask+0xa80/0xde0
[  237.975537]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  237.980562]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  237.986365]  ? kasan_check_read+0x11/0x20
[  237.990521]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  237.995830]  ? graph_lock+0x170/0x170
[  237.999635]  ? print_usage_bug+0xc0/0xc0
[  238.003704]  ? graph_lock+0x170/0x170
[  238.007507]  ? graph_lock+0x170/0x170
[  238.011312]  ? __do_page_cache_readahead+0x7ce/0x980
[  238.016424]  ? find_held_lock+0x36/0x1c0
[  238.020492]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  238.026039]  alloc_pages_current+0x10c/0x210
[  238.030452]  ? lock_downgrade+0x900/0x900
[  238.034610]  __page_cache_alloc+0x38f/0x5b0
[  238.038942]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.044744]  ? kasan_check_read+0x11/0x20
[  238.048901]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.054203]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  238.058886]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.064437]  ? check_preemption_disabled+0x48/0x200
[  238.069465]  filemap_fault+0x1594/0x25f0
[  238.073545]  ? __lock_page_or_retry+0xa00/0xa00
[  238.078217]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.084030]  ? kasan_check_read+0x11/0x20
[  238.088204]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.093514]  ? rcu_bh_qs+0xc0/0xc0
[  238.097070]  ? filemap_map_pages+0xdea/0x1980
[  238.101584]  ? graph_lock+0x170/0x170
[  238.105390]  ? find_get_pages_range_tag+0x1320/0x1320
[  238.110581]  ? pick_next_task_fair+0x98e/0x17c0
[  238.115263]  ? print_usage_bug+0xc0/0xc0
[  238.119328]  ? graph_lock+0x170/0x170
[  238.123141]  ? find_held_lock+0x36/0x1c0
[  238.127223]  ? lock_acquire+0x1ed/0x520
[  238.131220]  ? ext4_filemap_fault+0x7a/0xad
[  238.135574]  ? lock_release+0x970/0x970
[  238.139562]  ? arch_local_save_flags+0x40/0x40
[  238.144164]  ? mark_held_locks+0x130/0x130
[  238.148425]  ? down_read+0xb0/0x1d0
[  238.152065]  ? ext4_filemap_fault+0x7a/0xad
[  238.156403]  ? __down_interruptible+0x700/0x700
[  238.161086]  ? mark_held_locks+0x130/0x130
[  238.165345]  ext4_filemap_fault+0x82/0xad
[  238.169506]  __do_fault+0x100/0x6b0
[  238.173144]  ? print_bad_pte+0x6c0/0x6c0
[  238.177213]  ? graph_lock+0x170/0x170
[  238.181033]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  238.186061]  ? hrtimer_active+0x2db/0x440
[  238.190219]  ? pmd_val+0x88/0x100
[  238.193686]  ? add_mm_counter_fast+0xd0/0xd0
[  238.198102]  ? pmd_val+0x88/0x100
[  238.201560]  ? add_mm_counter_fast+0xd0/0xd0
[  238.205980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.211531]  __handle_mm_fault+0x3709/0x53e0
[  238.215966]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  238.220823]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  238.225932]  ? graph_lock+0x170/0x170
[  238.229736]  ? print_usage_bug+0xc0/0xc0
[  238.233804]  ? kasan_check_read+0x11/0x20
[  238.237958]  ? __free_object+0x173/0x340
[  238.242029]  ? graph_lock+0x170/0x170
[  238.245835]  ? graph_lock+0x170/0x170
[  238.249660]  ? handle_mm_fault+0x42a/0xc70
[  238.253900]  ? lock_downgrade+0x900/0x900
[  238.258054]  ? check_preemption_disabled+0x48/0x200
[  238.263087]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  238.268889]  ? kasan_check_read+0x11/0x20
[  238.273046]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.278334]  ? rcu_bh_qs+0xc0/0xc0
[  238.281879]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  238.287332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.292876]  ? check_preemption_disabled+0x48/0x200
[  238.297904]  handle_mm_fault+0x54f/0xc70
[  238.301979]  ? __handle_mm_fault+0x53e0/0x53e0
[  238.306568]  ? find_vma+0x34/0x190
[  238.310127]  __do_page_fault+0x67d/0xed0
[  238.314205]  ? mm_fault_error+0x380/0x380
[  238.318367]  ? trace_hardirqs_off+0xb8/0x300
[  238.322785]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  238.328162]  ? trace_hardirqs_on+0x310/0x310
[  238.332580]  do_page_fault+0xf2/0x7e0
[  238.336391]  ? vmalloc_sync_all+0x30/0x30
[  238.340548]  ? error_entry+0x70/0xd0
[  238.344273]  ? trace_hardirqs_off_caller+0xbb/0x300
[  238.349299]  ? trace_hardirqs_on_caller+0xc0/0x300
[  238.354241]  ? syscall_return_slowpath+0x5e0/0x5e0
[  238.359175]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.364029]  ? trace_hardirqs_off+0x300/0x300
[  238.368532]  ? trace_hardirqs_off_caller+0x300/0x300
[  238.373646]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  238.378680]  ? prepare_exit_to_usermode+0x291/0x3b0
[  238.383718]  ? page_fault+0x8/0x30
[  238.387284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  238.392150]  ? page_fault+0x8/0x30
[  238.395701]  page_fault+0x1e/0x30
[  238.399158] RIP: 0033:0x7f9819842e40
[  238.402875] Code: Bad RIP value.
[  238.406245] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  238.411610] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  238.418882] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  238.426151] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  238.433427] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  238.440700] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  238.448000] warn_alloc_show_mem: 1 callbacks suppressed
[  238.448013] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  238.448016] Mem-Info:
[  238.448045] active_anon:39986 inactive_anon:371 isolated_anon:0
[  238.448045]  active_file:17 inactive_file:14 isolated_file:0
[  238.448045]  unevictable:0 dirty:0 writeback:0 unstable:0
[  238.448045]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  238.448045]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  238.448045]  free:13700 free_pcp:499 free_cma:0
[  238.453390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  238.453399] Call Trace:
[  238.460601] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  238.463007]  <IRQ>
[  238.495885] Node 0 
[  238.505264]  dump_stack+0x1c4/0x2b4
[  238.507855] 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
[  238.535518]  ? dump_stack_print_info.cold.2+0x52/0x52
[  238.537650] lowmem_reserve[]:
[  238.539896]  warn_alloc.cold.118+0xb7/0x1bd
[  238.543487]  0
[  238.569007]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  238.574176]  2817
[  238.577284]  ? lock_downgrade+0x900/0x900
[  238.581642]  6321
[  238.583449]  ? trace_hardirqs_off+0xb8/0x300
[  238.588258]  6321
[  238.590330]  ? trace_hardirqs_off+0xb8/0x300
[  238.596507]  __alloc_pages_slowpath+0x2667/0x2d80
[  238.600881] Node 0 
[  238.602966]  ? warn_alloc+0x120/0x120
[  238.607347] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  238.612161]  ? warn_alloc+0x120/0x120
[  238.614370] lowmem_reserve[]:
[  238.618170]  ? print_usage_bug+0xc0/0xc0
[  238.644873]  0
[  238.648687]  ? warn_alloc+0x120/0x120
[  238.651767]  0
[  238.655834]  ? print_usage_bug+0xc0/0xc0
[  238.657612]  3503
[  238.661405]  ? __lock_acquire+0x7ec/0x4ec0
[  238.663182]  3503
[  238.667244]  ? __lock_acquire+0x7ec/0x4ec0
[  238.673513]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  238.675554] Node 0 
[  238.679784]  ? should_fail+0x22d/0xd01
[  238.685331] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  238.687538]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.691393] lowmem_reserve[]: 0
[  238.719959]  ? __lock_acquire+0x7ec/0x4ec0
[  238.725042]  0
[  238.728327]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  238.732535]  0
[  238.734341]  ? __lock_acquire+0x7ec/0x4ec0
[  238.739416]  0
[  238.741216]  ? should_fail+0x22d/0xd01
[  238.745437] Node 0 
[  238.747255]  ? mark_held_locks+0x130/0x130
[  238.751103] DMA: 1*4kB 
[  238.753368]  ? mark_held_locks+0x130/0x130
[  238.757573] (U) 
[  238.760152]  ? graph_lock+0x170/0x170
[  238.764361] 0*8kB 
[  238.766329]  ? graph_lock+0x170/0x170
[  238.770109] 0*16kB 
[  238.772256]  ? graph_lock+0x170/0x170
[  238.776030] 1*32kB 
[  238.778267]  ? print_usage_bug+0xc0/0xc0
[  238.782043] (U) 
[  238.784282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.788310] 2*64kB (U) 
[  238.790298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.795804] 1*128kB 
[  238.798389]  ? check_preemption_disabled+0x48/0x200
[  238.803896] (U) 1*256kB 
[  238.806243]  ? check_preemption_disabled+0x48/0x200
[  238.811234] (U) 
[  238.813916]  ? __lock_is_held+0xb5/0x140
[  238.818915] 0*512kB 
[  238.820892]  __alloc_pages_nodemask+0xa80/0xde0
[  238.824926] 1*1024kB 
[  238.827256]  ? graph_lock+0x170/0x170
[  238.831898] (U) 
[  238.834316]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  238.838077] 1*2048kB (M) 
[  238.840055]  ? graph_lock+0x170/0x170
[  238.845039] 3*4096kB (M) 
[  238.847813]  ? find_held_lock+0x36/0x1c0
[  238.851581] = 15908kB
[  238.854340]  ? ____cache_alloc_node+0x1c7/0x1e0
[  238.858369] Node 0 
[  238.860775]  ? lock_downgrade+0x900/0x900
[  238.865418] DMA32: 
[  238.867657]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.871778] 3*4kB 
[  238.874011]  cache_grow_begin+0x91/0x8c0
[  238.879512] (UM) 1*8kB 
[  238.881667]  ? do_raw_spin_unlock+0xa7/0x2f0
[  238.885698] (U) 
[  238.888284]  fallback_alloc+0x203/0x2e0
[  238.892659] 4*16kB 
[  238.894636]  ____cache_alloc_node+0x1c7/0x1e0
[  238.898580] (UM) 
[  238.900819]  kmem_cache_alloc_node+0xe3/0x730
[  238.905286] 2*32kB (UM) 2*64kB 
[  238.907367]  ? ipv6_get_ifaddr+0x42e/0x620
[  238.911834] (M) 
[  238.915123]  __alloc_skb+0x119/0x770
[  238.919318] 3*128kB (M) 
[  238.921307]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  238.924985] 3*256kB 
[  238.927658]  ? skb_scrub_packet+0x490/0x490
[  238.932907] (UM) 
[  238.935238]  ? lock_downgrade+0x900/0x900
[  238.939523] 4*512kB (UM) 
[  238.941601]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  238.945716] 3*1024kB 
[  238.948472]  ? refcount_sub_and_test_checked+0x203/0x310
[  238.953977] (M) 3*2048kB 
[  238.956402]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  238.961822] (UM) 
[  238.964578]  ? addrconf_rs_timer+0x6f0/0x6f0
[  238.970000] 3*4096kB 
[  238.972067]  ndisc_alloc_skb+0x144/0x340
[  238.976434] (M) = 24980kB
[  238.978850]  ndisc_send_rs+0x331/0x6e0
[  238.982883] Node 0 
[  238.986038]  addrconf_rs_timer+0x3c0/0x6f0
[  238.989900] Normal: 
[  238.992134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  238.996339] 870*4kB 
[  238.998665]  call_timer_fn+0x272/0x920
[  239.002859] (MEH) 510*8kB 
[  239.005189]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.009046] (UMEH) 
[  239.011893]  ? process_timeout+0x40/0x40
[  239.016093] 199*16kB (UMEH) 
[  239.018334]  ? find_held_lock+0x36/0x1c0
[  239.022362] 70*32kB (UMEH) 
[  239.025399]  ? __run_timers+0x7da/0xc70
[  239.029431] 11*64kB 
[  239.032364]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.036325] (UMH) 
[  239.038652]  ? _raw_spin_unlock_irq+0x27/0x80
[  239.043123] 2*128kB 
[  239.045271]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.049740] (H) 
[  239.052066]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  239.056272] 0*256kB 
[  239.058256]  ? trace_hardirqs_on+0xbd/0x310
[  239.062812] 0*512kB 
[  239.065137]  ? kasan_check_read+0x11/0x20
[  239.069433] 0*1024kB 
[  239.071764]  ? __run_timers+0x7da/0xc70
[  239.075887] 0*2048kB 0*4096kB 
[  239.078323]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  239.082272] = 13944kB
[  239.085470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.090908] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  239.093327]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.097537] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  239.097547] 410 total pagecache pages
[  239.106396]  __run_timers+0x7e5/0xc70
[  239.110612] 0 pages in swap cache
[  239.119479]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  239.123257] Swap cache stats: add 0, delete 0, find 0/0
[  239.127048]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  239.130475] Free swap  = 0kB
[  239.135834]  ? graph_lock+0x170/0x170
[  239.141176] Total swap = 0kB
[  239.146183]  ? enqueue_hrtimer+0x1a5/0x560
[  239.149183] 1965979 pages RAM
[  239.152974]  ? lock_release+0x970/0x970
[  239.152990]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  239.155984] 0 pages HighMem/MovableOnly
[  239.155993] 342744 pages reserved
[  239.160220]  ? find_held_lock+0x36/0x1c0
[  239.163299] 0 pages cma reserved
[  239.163375] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  239.167279]  ? graph_lock+0x170/0x170
[  239.167301]  ? pvclock_read_flags+0x160/0x160
[  239.167319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.172548] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  239.176461]  ? check_preemption_disabled+0x48/0x200
[  239.179890] cron cpuset=
[  239.183951]  ? __lock_is_held+0xb5/0x140
[  239.187286] /
[  239.193777]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.197554]  mems_allowed=0
[  239.202040]  ? check_preemption_disabled+0x48/0x200
[  239.244116]  run_timer_softirq+0x52/0xb0
[  239.248184]  ? rcu_read_lock_sched_held+0x108/0x120
[  239.253206]  __do_softirq+0x30b/0xad8
[  239.257027]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  239.262139]  ? pvclock_read_flags+0x160/0x160
[  239.266640]  ? lapic_next_event+0x5a/0x90
[  239.270791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.276336]  ? check_preemption_disabled+0x48/0x200
[  239.281358]  ? check_preemption_disabled+0x48/0x200
[  239.286385]  ? kvm_clock_read+0x18/0x30
[  239.290366]  ? kvm_sched_clock_read+0x9/0x20
[  239.294781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.300329]  ? check_preemption_disabled+0x48/0x200
[  239.305380]  irq_exit+0x17f/0x1c0
[  239.308843]  smp_apic_timer_interrupt+0x1cb/0x760
[  239.313689]  ? smp_call_function_single_interrupt+0x650/0x650
[  239.319591]  ? interrupt_entry+0xb5/0xf0
[  239.323657]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.328683]  ? trace_hardirqs_off_caller+0xbb/0x300
[  239.333724]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.338574]  ? trace_hardirqs_off+0x300/0x300
[  239.343079]  ? trace_hardirqs_off+0x300/0x300
[  239.347579]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.353119]  ? check_preemption_disabled+0x48/0x200
[  239.358138]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.363684]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.368542]  apic_timer_interrupt+0xf/0x20
[  239.372771]  </IRQ>
[  239.375013] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  239.379944] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  239.398876] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  239.406593] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  239.413862] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  239.421131] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  239.428401] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  239.435672] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  239.442986]  skb_clone+0x1bb/0x500
[  239.446532]  ? finish_task_switch+0x2f5/0x900
[  239.451027]  ? skb_split+0x11e0/0x11e0
[  239.454919]  ? preempt_notifier_register+0x200/0x200
[  239.460023]  ? __switch_to_asm+0x34/0x70
[  239.464087]  ? __switch_to_asm+0x34/0x70
[  239.468148]  ? __switch_to_asm+0x40/0x70
[  239.472207]  ? __switch_to_asm+0x34/0x70
[  239.476275]  ? __switch_to_asm+0x40/0x70
[  239.480338]  ? __switch_to_asm+0x34/0x70
[  239.484397]  ? __switch_to_asm+0x40/0x70
[  239.488454]  ? __switch_to_asm+0x34/0x70
[  239.492516]  ? __switch_to_asm+0x34/0x70
[  239.496575]  ? __switch_to_asm+0x40/0x70
[  239.500633]  ? __switch_to_asm+0x34/0x70
[  239.504706]  bpf_clone_redirect+0xb9/0x490
[  239.508944]  ? __schedule+0x874/0x1ed0
[  239.512843]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  239.517866]  ? __sched_text_start+0x8/0x8
[  239.522018]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  239.526789]  ? find_held_lock+0x36/0x1c0
[  239.530862]  ? lock_acquire+0x1ed/0x520
[  239.534836]  ? bpf_test_run+0x32e/0x5a0
[  239.538814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.544354]  ? check_preemption_disabled+0x48/0x200
[  239.549377]  ? kasan_check_read+0x11/0x20
[  239.553526]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.558807]  ? rcu_bh_qs+0xc0/0xc0
[  239.562351]  ? preempt_schedule+0x4d/0x60
[  239.566500]  ? ___preempt_schedule+0x16/0x18
[  239.570920]  ? bpf_test_run+0x1c0/0x5a0
[  239.574906]  ? netlink_diag_dump+0x2a0/0x2a0
[  239.579323]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.584860]  ? bpf_test_init.isra.9+0x70/0x100
[  239.589448]  ? bpf_prog_test_run_skb+0x634/0xb40
[  239.594211]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  239.599062]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  239.604599]  ? fput+0x130/0x1a0
[  239.607883]  ? __bpf_prog_get+0x9b/0x290
[  239.611966]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  239.616811]  ? bpf_prog_test_run+0x130/0x1a0
[  239.621235]  ? __x64_sys_bpf+0x3d8/0x510
[  239.625302]  ? bpf_prog_get+0x20/0x20
[  239.629112]  ? ksys_ioctl+0x81/0xd0
[  239.632752]  ? do_syscall_64+0x1b9/0x820
[  239.636815]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  239.642183]  ? syscall_return_slowpath+0x5e0/0x5e0
[  239.647116]  ? trace_hardirqs_off+0x300/0x300
[  239.651613]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  239.656628]  ? recalc_sigpending_tsk+0x180/0x180
[  239.661386]  ? kasan_check_write+0x14/0x20
[  239.665630]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  239.670481]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  239.675884] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  239.675976] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  239.682380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  239.682388] Call Trace:
[  239.688959] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  239.698210]  <IRQ>
[  239.700787] syz-executor4 cpuset=
[  239.711270]  dump_stack+0x1c4/0x2b4
[  239.713392] syz4
[  239.716839]  ? dump_stack_print_info.cold.2+0x52/0x52
[  239.720447]  mems_allowed=0
[  239.722421]  warn_alloc.cold.118+0xb7/0x1bd
[  239.734820]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  239.739666]  ? lock_downgrade+0x900/0x900
[  239.743826]  ? trace_hardirqs_off+0xb8/0x300
[  239.748252]  ? trace_hardirqs_off+0xb8/0x300
[  239.752672]  __alloc_pages_slowpath+0x2667/0x2d80
[  239.757549]  ? warn_alloc+0x120/0x120
[  239.761354]  ? warn_alloc+0x120/0x120
[  239.765156]  ? print_usage_bug+0xc0/0xc0
[  239.769223]  ? warn_alloc+0x120/0x120
[  239.773035]  ? print_usage_bug+0xc0/0xc0
[  239.777098]  ? __lock_acquire+0x7ec/0x4ec0
[  239.781333]  ? __lock_acquire+0x7ec/0x4ec0
[  239.785573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  239.791111]  ? should_fail+0x22d/0xd01
[  239.795003]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.800108]  ? __lock_acquire+0x7ec/0x4ec0
[  239.804351]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  239.809454]  ? __lock_acquire+0x7ec/0x4ec0
[  239.813691]  ? should_fail+0x22d/0xd01
[  239.817588]  ? mark_held_locks+0x130/0x130
[  239.821835]  ? mark_held_locks+0x130/0x130
[  239.826078]  ? graph_lock+0x170/0x170
[  239.829881]  ? graph_lock+0x170/0x170
[  239.833688]  ? graph_lock+0x170/0x170
[  239.837488]  ? print_usage_bug+0xc0/0xc0
[  239.841552]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.847095]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.852636]  ? check_preemption_disabled+0x48/0x200
[  239.857652]  ? check_preemption_disabled+0x48/0x200
[  239.862682]  ? __lock_is_held+0xb5/0x140
[  239.866755]  __alloc_pages_nodemask+0xa80/0xde0
[  239.871426]  ? graph_lock+0x170/0x170
[  239.875242]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  239.880259]  ? graph_lock+0x170/0x170
[  239.884074]  ? find_held_lock+0x36/0x1c0
[  239.888148]  ? ____cache_alloc_node+0x1c7/0x1e0
[  239.892821]  ? lock_downgrade+0x900/0x900
[  239.896977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.902520]  cache_grow_begin+0x91/0x8c0
[  239.906588]  ? do_raw_spin_unlock+0xa7/0x2f0
[  239.911003]  fallback_alloc+0x203/0x2e0
[  239.914988]  ____cache_alloc_node+0x1c7/0x1e0
[  239.919489]  kmem_cache_alloc_node+0xe3/0x730
[  239.923991]  ? ipv6_get_ifaddr+0x42e/0x620
[  239.928250]  __alloc_skb+0x119/0x770
[  239.931971]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  239.937260]  ? skb_scrub_packet+0x490/0x490
[  239.941595]  ? lock_downgrade+0x900/0x900
[  239.945752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  239.951295]  ? refcount_sub_and_test_checked+0x203/0x310
[  239.956755]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  239.962209]  ? addrconf_rs_timer+0x6f0/0x6f0
[  239.966639]  ndisc_alloc_skb+0x144/0x340
[  239.970710]  ndisc_send_rs+0x331/0x6e0
[  239.974608]  addrconf_rs_timer+0x3c0/0x6f0
[  239.978854]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.983105]  call_timer_fn+0x272/0x920
[  239.986993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  239.991238]  ? process_timeout+0x40/0x40
[  239.995303]  ? find_held_lock+0x36/0x1c0
[  239.999375]  ? mark_held_locks+0xc7/0x130
[  240.003530]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.008026]  ? _raw_spin_unlock_irq+0x27/0x80
[  240.012541]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.016780]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  240.021367]  ? trace_hardirqs_on+0xbd/0x310
[  240.025692]  ? kasan_check_read+0x11/0x20
[  240.029845]  ? __run_timers+0x7da/0xc70
[  240.033823]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.039285]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.043528]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  240.047764]  __run_timers+0x7e5/0xc70
[  240.051585]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  240.056955]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.061977]  ? graph_lock+0x170/0x170
[  240.065782]  ? print_usage_bug+0xc0/0xc0
[  240.069848]  ? lock_release+0x970/0x970
[  240.073830]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  240.079037]  ? find_held_lock+0x36/0x1c0
[  240.083104]  ? graph_lock+0x170/0x170
[  240.086913]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.092454]  ? check_preemption_disabled+0x48/0x200
[  240.097482]  ? __lock_is_held+0xb5/0x140
[  240.101545]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.107087]  ? check_preemption_disabled+0x48/0x200
[  240.112112]  run_timer_softirq+0x52/0xb0
[  240.116242]  ? rcu_read_lock_sched_held+0x108/0x120
[  240.121269]  __do_softirq+0x30b/0xad8
[  240.125086]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  240.130214]  ? pvclock_read_flags+0x160/0x160
[  240.134720]  ? lapic_next_event+0x5a/0x90
[  240.138871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.144416]  ? check_preemption_disabled+0x48/0x200
[  240.149432]  ? check_preemption_disabled+0x48/0x200
[  240.154454]  ? kvm_clock_read+0x18/0x30
[  240.158433]  ? kvm_sched_clock_read+0x9/0x20
[  240.162844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.168557]  ? check_preemption_disabled+0x48/0x200
[  240.173586]  irq_exit+0x17f/0x1c0
[  240.177043]  smp_apic_timer_interrupt+0x1cb/0x760
[  240.181888]  ? smp_reschedule_interrupt+0x109/0x650
[  240.186907]  ? smp_call_function_single_interrupt+0x650/0x650
[  240.192792]  ? interrupt_entry+0xb5/0xf0
[  240.196865]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.201909]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.206930]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.211776]  ? trace_hardirqs_off+0x300/0x300
[  240.216289]  ? trace_hardirqs_off+0x300/0x300
[  240.220789]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.226335]  ? check_preemption_disabled+0x48/0x200
[  240.231351]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.236898]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  240.241751]  apic_timer_interrupt+0xf/0x20
[  240.245981]  </IRQ>
[  240.248218] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  240.253505] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  240.272410] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  240.280124] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  240.287391] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  240.294665] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  240.301932] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  240.309198] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  240.316496]  ? arch_local_irq_restore+0x45/0x52
[  240.321174]  dump_stack+0x26a/0x2b4
[  240.324809]  ? dump_stack_print_info.cold.2+0x52/0x52
[  240.330003]  ? mark_held_locks+0x130/0x130
[  240.334244]  ? mark_held_locks+0x130/0x130
[  240.338486]  dump_header+0x27b/0xf72
[  240.342213]  ? pagefault_out_of_memory+0x197/0x197
[  240.347159]  ? mark_held_locks+0x130/0x130
[  240.351398]  ? __lock_acquire+0x7ec/0x4ec0
[  240.355638]  ? mem_cgroup_charge_statistics+0x780/0x780
[  240.361005]  ? print_usage_bug+0xc0/0xc0
[  240.365063]  ? print_usage_bug+0xc0/0xc0
[  240.369129]  ? graph_lock+0x170/0x170
[  240.372930]  ? graph_lock+0x170/0x170
[  240.376730]  ? print_usage_bug+0xc0/0xc0
[  240.380790]  ? print_usage_bug+0xc0/0xc0
[  240.384864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.390411]  ? find_held_lock+0x36/0x1c0
[  240.394481]  ? mark_held_locks+0xc7/0x130
[  240.398633]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  240.403735]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  240.408841]  ? lockdep_hardirqs_on+0x421/0x5c0
[  240.413430]  ? trace_hardirqs_on+0xbd/0x310
[  240.417755]  ? kasan_check_read+0x11/0x20
[  240.421905]  ? ___ratelimit+0x36f/0x655
[  240.425887]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.431341]  ? trace_hardirqs_on+0x310/0x310
[  240.435751]  ? lock_downgrade+0x900/0x900
[  240.439912]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  240.445016]  ? ___ratelimit+0xaa/0x655
[  240.448909]  ? idr_get_free+0xec0/0xec0
[  240.452891]  ? kasan_check_write+0x14/0x20
[  240.457129]  ? do_raw_spin_lock+0xc1/0x200
[  240.461377]  oom_kill_process.cold.27+0x10/0x903
[  240.466137]  ? graph_lock+0x170/0x170
[  240.469937]  ? _raw_spin_unlock+0x2c/0x50
[  240.474091]  ? oom_badness+0xe6/0xaa0
[  240.477901]  ? oom_evaluate_task+0x540/0x540
[  240.482319]  ? find_held_lock+0x36/0x1c0
[  240.486388]  ? out_of_memory+0x974/0x14c0
[  240.490537]  ? lock_downgrade+0x900/0x900
[  240.494688]  ? check_preemption_disabled+0x48/0x200
[  240.499713]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.505510]  ? kasan_check_read+0x11/0x20
[  240.509664]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.514941]  ? rcu_bh_qs+0xc0/0xc0
[  240.518489]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  240.523505]  ? oom_evaluate_task+0x302/0x540
[  240.527919]  out_of_memory+0xa86/0x14c0
[  240.531905]  ? oom_killer_disable+0x3a0/0x3a0
[  240.536404]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  240.541340]  ? __mutex_add_waiter+0x2a0/0x2a0
[  240.545849]  __alloc_pages_slowpath+0x2318/0x2d80
[  240.550722]  ? warn_alloc+0x120/0x120
[  240.554522]  ? __radix_tree_lookup+0x4c0/0x4c0
[  240.559116]  ? find_get_entry+0x2f2/0xc40
[  240.563277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  240.568819]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  240.573754]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.579291]  ? should_fail+0x22d/0xd01
[  240.583186]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  240.588289]  ? __lock_is_held+0xb5/0x140
[  240.592379]  ? __lock_is_held+0xb5/0x140
[  240.596455]  ? ___might_sleep+0x1ed/0x300
[  240.600601]  ? lock_release+0x970/0x970
[  240.604575]  ? arch_local_save_flags+0x40/0x40
[  240.609173]  ? __might_sleep+0x95/0x190
[  240.613156]  __alloc_pages_nodemask+0xa80/0xde0
[  240.617841]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  240.622861]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.628659]  ? kasan_check_read+0x11/0x20
[  240.632810]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.638088]  ? graph_lock+0x170/0x170
[  240.641888]  ? print_usage_bug+0xc0/0xc0
[  240.645951]  ? graph_lock+0x170/0x170
[  240.649752]  ? graph_lock+0x170/0x170
[  240.653552]  ? __do_page_cache_readahead+0x7ce/0x980
[  240.658663]  ? find_held_lock+0x36/0x1c0
[  240.662731]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  240.668274]  alloc_pages_current+0x10c/0x210
[  240.672682]  ? lock_downgrade+0x900/0x900
[  240.676834]  __page_cache_alloc+0x38f/0x5b0
[  240.681157]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.686957]  ? kasan_check_read+0x11/0x20
[  240.691111]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.696390]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  240.701063]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.706604]  ? check_preemption_disabled+0x48/0x200
[  240.711658]  filemap_fault+0x1594/0x25f0
[  240.715732]  ? __lock_page_or_retry+0xa00/0xa00
[  240.720401]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.726202]  ? kasan_check_read+0x11/0x20
[  240.730357]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.735635]  ? rcu_bh_qs+0xc0/0xc0
[  240.739191]  ? filemap_map_pages+0xdea/0x1980
[  240.743704]  ? graph_lock+0x170/0x170
[  240.747511]  ? find_get_pages_range_tag+0x1320/0x1320
[  240.752704]  ? pick_next_task_fair+0x98e/0x17c0
[  240.757375]  ? print_usage_bug+0xc0/0xc0
[  240.761450]  ? graph_lock+0x170/0x170
[  240.765262]  ? find_held_lock+0x36/0x1c0
[  240.769341]  ? lock_acquire+0x1ed/0x520
[  240.773319]  ? ext4_filemap_fault+0x7a/0xad
[  240.777649]  ? lock_release+0x970/0x970
[  240.781623]  ? arch_local_save_flags+0x40/0x40
[  240.786213]  ? mark_held_locks+0x130/0x130
[  240.790467]  ? down_read+0xb0/0x1d0
[  240.794097]  ? ext4_filemap_fault+0x7a/0xad
[  240.798424]  ? __down_interruptible+0x700/0x700
[  240.803115]  ? mark_held_locks+0x130/0x130
[  240.807377]  ext4_filemap_fault+0x82/0xad
[  240.811527]  __do_fault+0x100/0x6b0
[  240.815159]  ? print_bad_pte+0x6c0/0x6c0
[  240.819218]  ? graph_lock+0x170/0x170
[  240.823028]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  240.828041]  ? hrtimer_active+0x2db/0x440
[  240.832203]  ? pmd_val+0x88/0x100
[  240.835665]  ? add_mm_counter_fast+0xd0/0xd0
[  240.840074]  ? pmd_val+0x88/0x100
[  240.843526]  ? add_mm_counter_fast+0xd0/0xd0
[  240.847939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.853482]  __handle_mm_fault+0x3709/0x53e0
[  240.857902]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  240.862747]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  240.867851]  ? graph_lock+0x170/0x170
[  240.871652]  ? print_usage_bug+0xc0/0xc0
[  240.875711]  ? kasan_check_read+0x11/0x20
[  240.879861]  ? __free_object+0x173/0x340
[  240.883925]  ? graph_lock+0x170/0x170
[  240.887723]  ? graph_lock+0x170/0x170
[  240.891549]  ? handle_mm_fault+0x42a/0xc70
[  240.895791]  ? lock_downgrade+0x900/0x900
[  240.899948]  ? check_preemption_disabled+0x48/0x200
[  240.904974]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  240.910776]  ? kasan_check_read+0x11/0x20
[  240.914930]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  240.920212]  ? rcu_bh_qs+0xc0/0xc0
[  240.923759]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  240.929213]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  240.934761]  ? check_preemption_disabled+0x48/0x200
[  240.939789]  handle_mm_fault+0x54f/0xc70
[  240.943860]  ? __handle_mm_fault+0x53e0/0x53e0
[  240.948444]  ? find_vma+0x34/0x190
[  240.951994]  __do_page_fault+0x67d/0xed0
[  240.956064]  ? mm_fault_error+0x380/0x380
[  240.960214]  ? trace_hardirqs_off+0xb8/0x300
[  240.964631]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  240.969997]  ? trace_hardirqs_on+0x310/0x310
[  240.974413]  do_page_fault+0xf2/0x7e0
[  240.978220]  ? vmalloc_sync_all+0x30/0x30
[  240.982379]  ? error_entry+0x70/0xd0
[  240.986361]  ? trace_hardirqs_off_caller+0xbb/0x300
[  240.991377]  ? trace_hardirqs_on_caller+0xc0/0x300
[  240.996307]  ? syscall_return_slowpath+0x5e0/0x5e0
[  241.001245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.006109]  ? trace_hardirqs_off+0x300/0x300
[  241.010606]  ? trace_hardirqs_off_caller+0x300/0x300
[  241.015711]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  241.020735]  ? prepare_exit_to_usermode+0x291/0x3b0
[  241.025758]  ? page_fault+0x8/0x30
[  241.029302]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.034153]  ? page_fault+0x8/0x30
[  241.037694]  page_fault+0x1e/0x30
[  241.041145] RIP: 0033:0x7f9819842e40
[  241.044861] Code: Bad RIP value.
[  241.048225] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  241.053599] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  241.060866] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  241.068137] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  241.075404] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  241.082669] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  241.089965] warn_alloc_show_mem: 1 callbacks suppressed
[  241.089978] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  241.089979] Mem-Info:
[  241.090008] active_anon:39986 inactive_anon:371 isolated_anon:0
[  241.090008]  active_file:17 inactive_file:14 isolated_file:0
[  241.090008]  unevictable:0 dirty:0 writeback:0 unstable:0
[  241.090008]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  241.090008]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  241.090008]  free:13700 free_pcp:499 free_cma:0
[  241.095360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  241.102549] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  241.104946] Call Trace:
[  241.138344] 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
[  241.147722]  <IRQ>
[  241.175380] lowmem_reserve[]: 0
[  241.177984]  dump_stack+0x1c4/0x2b4
[  241.204087]  2817 6321
[  241.206267]  ? dump_stack_print_info.cold.2+0x52/0x52
[  241.209509]  6321
[  241.213139]  warn_alloc.cold.118+0xb7/0x1bd
[  241.215601] Node 0 
[  241.220781]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  241.222846] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  241.227139]  ? lock_downgrade+0x900/0x900
[  241.229350] lowmem_reserve[]:
[  241.234195]  ? trace_hardirqs_off+0xb8/0x300
[  241.260909]  0
[  241.265064]  ? trace_hardirqs_off+0xb8/0x300
[  241.268149]  0
[  241.272560]  __alloc_pages_slowpath+0x2667/0x2d80
[  241.274333]  3503
[  241.278761]  ? warn_alloc+0x120/0x120
[  241.280510]  3503
[  241.285357]  ? trace_hardirqs_on+0x310/0x310
[  241.287396] Node 0 
[  241.291191]  ? warn_alloc+0x120/0x120
[  241.293267] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  241.297644]  ? print_usage_bug+0xc0/0xc0
[  241.299864] lowmem_reserve[]:
[  241.303657]  ? warn_alloc+0x120/0x120
[  241.332186]  0
[  241.336262]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  241.339338]  0
[  241.343135]  ? print_usage_bug+0xc0/0xc0
[  241.344902]  0 0
[  241.349922]  ? __lock_acquire+0x7ec/0x4ec0
[  241.355784]  ? __lock_acquire+0x7ec/0x4ec0
[  241.357742] Node 0 
[  241.361971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  241.366176] DMA: 
[  241.368405]  ? should_fail+0x22d/0xd01
[  241.373916] 1*4kB 
[  241.375974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.379826] (U) 0*8kB 
[  241.381979]  ? __lock_acquire+0x7ec/0x4ec0
[  241.387055] 0*16kB 
[  241.389567]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  241.393777] 1*32kB 
[  241.396009]  ? __lock_acquire+0x7ec/0x4ec0
[  241.401088] (U) 
[  241.403329]  ? should_fail+0x22d/0xd01
[  241.407537] 2*64kB 
[  241.409507]  ? print_usage_bug+0xc0/0xc0
[  241.413372] (U) 
[  241.415607]  ? mark_held_locks+0x130/0x130
[  241.419632] 1*128kB (U) 
[  241.421609]  ? mark_held_locks+0x130/0x130
[  241.425820] 1*256kB 
[  241.428485]  ? graph_lock+0x170/0x170
[  241.432688] (U) 
[  241.435003]  ? print_usage_bug+0xc0/0xc0
[  241.438779] 0*512kB 
[  241.440755]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  241.444790] 1*1024kB 
[  241.447109]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.451838] (U) 
[  241.454253]  ? check_preemption_disabled+0x48/0x200
[  241.459759] 1*2048kB 
[  241.461729]  ? check_preemption_disabled+0x48/0x200
[  241.466715] (M) 
[  241.469127]  ? __lock_is_held+0xb5/0x140
[  241.474110] 3*4096kB 
[  241.476086]  __alloc_pages_nodemask+0xa80/0xde0
[  241.480118] (M) 
[  241.482524]  ? graph_lock+0x170/0x170
[  241.487162] = 15908kB
[  241.487170] Node 0 
[  241.489142]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  241.492915] DMA32: 
[  241.495324]  ? graph_lock+0x170/0x170
[  241.497537] 3*4kB 
[  241.502551]  ? find_held_lock+0x36/0x1c0
[  241.504758] (UM) 
[  241.508557]  ? ____cache_alloc_node+0x1c7/0x1e0
[  241.510675] 1*8kB 
[  241.514728]  ? lock_downgrade+0x900/0x900
[  241.516766] (U) 
[  241.521432]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.523550] 4*16kB 
[  241.527694]  cache_grow_begin+0x91/0x8c0
[  241.529639] (UM) 
[  241.535171]  ? do_raw_spin_unlock+0xa7/0x2f0
[  241.537384] 2*32kB 
[  241.541443]  fallback_alloc+0x203/0x2e0
[  241.543471] (UM) 2*64kB 
[  241.547902]  ____cache_alloc_node+0x1c7/0x1e0
[  241.550111] (M) 
[  241.554082]  kmem_cache_alloc_node+0xe3/0x730
[  241.556728] 3*128kB 
[  241.561214]  ? ipv6_get_ifaddr+0x42e/0x620
[  241.563163] (M) 
[  241.567655]  __alloc_skb+0x119/0x770
[  241.569951] 3*256kB 
[  241.574180]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  241.576125] (UM) 
[  241.579830]  ? skb_scrub_packet+0x490/0x490
[  241.582128] 4*512kB 
[  241.587397]  ? lock_downgrade+0x900/0x900
[  241.589436] (UM) 
[  241.593756]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.596051] 3*1024kB 
[  241.600192]  ? refcount_sub_and_test_checked+0x203/0x310
[  241.602236] (M) 
[  241.607787]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  241.610181] 3*2048kB 
[  241.615624]  ? addrconf_rs_timer+0x6f0/0x6f0
[  241.617572] (UM) 
[  241.623039]  ndisc_alloc_skb+0x144/0x340
[  241.625420] 3*4096kB 
[  241.629822]  ndisc_send_rs+0x331/0x6e0
[  241.631869] (M) 
[  241.635927]  addrconf_rs_timer+0x3c0/0x6f0
[  241.638304] = 24980kB
[  241.638312] Node 0 
[  241.642195]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.644143] Normal: 
[  241.648382]  call_timer_fn+0x272/0x920
[  241.650760] 870*4kB 
[  241.652990]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.657245] (MEH) 
[  241.659565]  ? process_timeout+0x40/0x40
[  241.663434] 510*8kB 
[  241.665751]  ? find_held_lock+0x36/0x1c0
[  241.669957] (UMEH) 
[  241.672109]  ? __run_timers+0x7da/0xc70
[  241.676132] 199*16kB (UMEH) 
[  241.678456]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.682490] 70*32kB 
[  241.684718]  ? _raw_spin_unlock_irq+0x27/0x80
[  241.688667] (UMEH) 
[  241.691681]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.696155] 11*64kB 
[  241.698473]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  241.702943] (UMH) 
[  241.705177]  ? trace_hardirqs_on+0xbd/0x310
[  241.709387] 2*128kB 
[  241.711709]  ? kasan_check_read+0x11/0x20
[  241.716260] (H) 
[  241.718407]  ? __run_timers+0x7da/0xc70
[  241.722710] 0*256kB 
[  241.725026]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  241.729149] 0*512kB 
[  241.731122]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.735084] 0*1024kB 
[  241.737402]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  241.742834] 0*2048kB 
[  241.745156]  __run_timers+0x7e5/0xc70
[  241.749365] 0*4096kB 
[  241.751778]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  241.755980] = 13944kB
[  241.758388]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  241.762169] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  241.764604]  ? graph_lock+0x170/0x170
[  241.769947] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  241.772346]  ? enqueue_hrtimer+0x1a5/0x560
[  241.777337] 410 total pagecache pages
[  241.786163]  ? lock_release+0x970/0x970
[  241.786180]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  241.789979] 0 pages in swap cache
[  241.798546]  ? find_held_lock+0x36/0x1c0
[  241.802750] Swap cache stats: add 0, delete 0, find 0/0
[  241.802759] Free swap  = 0kB
[  241.806552]  ? graph_lock+0x170/0x170
[  241.810501] Total swap = 0kB
[  241.815682]  ? pvclock_read_flags+0x160/0x160
[  241.819107] 1965979 pages RAM
[  241.823162]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.828493] 0 pages HighMem/MovableOnly
[  241.828501] 342744 pages reserved
[  241.831517]  ? check_preemption_disabled+0x48/0x200
[  241.835291] 0 pages cma reserved
[  241.838322]  ? __lock_is_held+0xb5/0x140
[  241.842862] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  241.845883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.845902]  ? check_preemption_disabled+0x48/0x200
[  241.845925]  run_timer_softirq+0x52/0xb0
[  241.851497] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  241.855408]  ? rcu_read_lock_sched_held+0x108/0x120
[  241.858833] cron cpuset=
[  241.863847]  __do_softirq+0x30b/0xad8
[  241.867186] /
[  241.871257]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  241.877720]  mems_allowed=0
[  241.883254]  ? pvclock_read_flags+0x160/0x160
[  241.927661]  ? lapic_next_event+0x5a/0x90
[  241.931813]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.937361]  ? check_preemption_disabled+0x48/0x200
[  241.942380]  ? check_preemption_disabled+0x48/0x200
[  241.947405]  ? kvm_clock_read+0x18/0x30
[  241.951385]  ? kvm_sched_clock_read+0x9/0x20
[  241.955803]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  241.961345]  ? check_preemption_disabled+0x48/0x200
[  241.966376]  irq_exit+0x17f/0x1c0
[  241.969836]  smp_apic_timer_interrupt+0x1cb/0x760
[  241.974686]  ? smp_call_function_single_interrupt+0x650/0x650
[  241.980572]  ? interrupt_entry+0xb5/0xf0
[  241.984639]  ? trace_hardirqs_off_caller+0xbb/0x300
[  241.989654]  ? trace_hardirqs_off_caller+0xbb/0x300
[  241.994674]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  241.999521]  ? trace_hardirqs_off+0x300/0x300
[  242.004018]  ? trace_hardirqs_off+0x300/0x300
[  242.008519]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.014066]  ? check_preemption_disabled+0x48/0x200
[  242.019089]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.024639]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.029493]  apic_timer_interrupt+0xf/0x20
[  242.033725]  </IRQ>
[  242.035968] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  242.040903] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  242.059813] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  242.067534] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  242.074807] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  242.082083] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  242.089368] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  242.096644] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  242.103960]  skb_clone+0x1bb/0x500
[  242.107506]  ? finish_task_switch+0x2f5/0x900
[  242.112031]  ? skb_split+0x11e0/0x11e0
[  242.115927]  ? preempt_notifier_register+0x200/0x200
[  242.121036]  ? __switch_to_asm+0x34/0x70
[  242.125102]  ? __switch_to_asm+0x34/0x70
[  242.129165]  ? __switch_to_asm+0x40/0x70
[  242.133237]  ? __switch_to_asm+0x34/0x70
[  242.137306]  ? __switch_to_asm+0x40/0x70
[  242.141370]  ? __switch_to_asm+0x34/0x70
[  242.145430]  ? __switch_to_asm+0x40/0x70
[  242.149492]  ? __switch_to_asm+0x34/0x70
[  242.153555]  ? __switch_to_asm+0x34/0x70
[  242.157612]  ? __switch_to_asm+0x40/0x70
[  242.161669]  ? __switch_to_asm+0x34/0x70
[  242.165742]  bpf_clone_redirect+0xb9/0x490
[  242.169985]  ? __schedule+0x874/0x1ed0
[  242.173883]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  242.178906]  ? __sched_text_start+0x8/0x8
[  242.183058]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  242.187829]  ? find_held_lock+0x36/0x1c0
[  242.191904]  ? lock_acquire+0x1ed/0x520
[  242.195880]  ? bpf_test_run+0x32e/0x5a0
[  242.199861]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.205400]  ? check_preemption_disabled+0x48/0x200
[  242.210422]  ? kasan_check_read+0x11/0x20
[  242.214575]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.219854]  ? rcu_bh_qs+0xc0/0xc0
[  242.223400]  ? preempt_schedule+0x4d/0x60
[  242.227557]  ? ___preempt_schedule+0x16/0x18
[  242.231981]  ? bpf_test_run+0x1c0/0x5a0
[  242.235974]  ? netlink_diag_dump+0x2a0/0x2a0
[  242.240394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.245937]  ? bpf_test_init.isra.9+0x70/0x100
[  242.250533]  ? bpf_prog_test_run_skb+0x634/0xb40
[  242.255306]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.260153]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  242.265744]  ? fput+0x130/0x1a0
[  242.269029]  ? __bpf_prog_get+0x9b/0x290
[  242.273096]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  242.277941]  ? bpf_prog_test_run+0x130/0x1a0
[  242.282354]  ? __x64_sys_bpf+0x3d8/0x510
[  242.286421]  ? bpf_prog_get+0x20/0x20
[  242.290241]  ? ksys_ioctl+0x81/0xd0
[  242.293882]  ? do_syscall_64+0x1b9/0x820
[  242.297943]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  242.303317]  ? syscall_return_slowpath+0x5e0/0x5e0
[  242.308261]  ? trace_hardirqs_off+0x300/0x300
[  242.312763]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  242.317780]  ? recalc_sigpending_tsk+0x180/0x180
[  242.322543]  ? kasan_check_write+0x14/0x20
[  242.326788]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.331642]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  242.337038] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  242.337138] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  242.343459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  242.343473] Call Trace:
[  242.350056] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  242.359308]  <IRQ>
[  242.361880] syz-executor4 cpuset=
[  242.372451]  dump_stack+0x1c4/0x2b4
[  242.374575] syz4
[  242.378025]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.381632]  mems_allowed=0
[  242.383609]  warn_alloc.cold.118+0xb7/0x1bd
[  242.396003]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  242.400856]  ? lock_downgrade+0x900/0x900
[  242.405018]  ? trace_hardirqs_off+0xb8/0x300
[  242.409438]  ? trace_hardirqs_off+0xb8/0x300
[  242.413860]  __alloc_pages_slowpath+0x2667/0x2d80
[  242.418737]  ? warn_alloc+0x120/0x120
[  242.422543]  ? warn_alloc+0x120/0x120
[  242.426356]  ? print_usage_bug+0xc0/0xc0
[  242.430420]  ? warn_alloc+0x120/0x120
[  242.434226]  ? print_usage_bug+0xc0/0xc0
[  242.438302]  ? __lock_acquire+0x7ec/0x4ec0
[  242.442537]  ? __lock_acquire+0x7ec/0x4ec0
[  242.446779]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.452321]  ? should_fail+0x22d/0xd01
[  242.456217]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.461331]  ? __lock_acquire+0x7ec/0x4ec0
[  242.465572]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  242.470678]  ? __lock_acquire+0x7ec/0x4ec0
[  242.474915]  ? should_fail+0x22d/0xd01
[  242.478820]  ? mark_held_locks+0x130/0x130
[  242.483065]  ? mark_held_locks+0x130/0x130
[  242.487306]  ? graph_lock+0x170/0x170
[  242.491111]  ? graph_lock+0x170/0x170
[  242.494914]  ? graph_lock+0x170/0x170
[  242.498717]  ? print_usage_bug+0xc0/0xc0
[  242.502778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.508330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.513872]  ? check_preemption_disabled+0x48/0x200
[  242.518893]  ? check_preemption_disabled+0x48/0x200
[  242.523926]  ? __lock_is_held+0xb5/0x140
[  242.527998]  __alloc_pages_nodemask+0xa80/0xde0
[  242.532693]  ? graph_lock+0x170/0x170
[  242.536499]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  242.541515]  ? graph_lock+0x170/0x170
[  242.545334]  ? find_held_lock+0x36/0x1c0
[  242.549409]  ? ____cache_alloc_node+0x1c7/0x1e0
[  242.554082]  ? lock_downgrade+0x900/0x900
[  242.558251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.563810]  cache_grow_begin+0x91/0x8c0
[  242.567882]  ? do_raw_spin_unlock+0xa7/0x2f0
[  242.572308]  fallback_alloc+0x203/0x2e0
[  242.576295]  ____cache_alloc_node+0x1c7/0x1e0
[  242.580805]  kmem_cache_alloc_node+0xe3/0x730
[  242.585303]  ? ipv6_get_ifaddr+0x42e/0x620
[  242.589553]  __alloc_skb+0x119/0x770
[  242.593275]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  242.598562]  ? skb_scrub_packet+0x490/0x490
[  242.602897]  ? lock_downgrade+0x900/0x900
[  242.607056]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.612611]  ? refcount_sub_and_test_checked+0x203/0x310
[  242.618070]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  242.623533]  ? addrconf_rs_timer+0x6f0/0x6f0
[  242.627957]  ndisc_alloc_skb+0x144/0x340
[  242.632029]  ndisc_send_rs+0x331/0x6e0
[  242.635930]  addrconf_rs_timer+0x3c0/0x6f0
[  242.640174]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.644429]  call_timer_fn+0x272/0x920
[  242.648322]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.652562]  ? process_timeout+0x40/0x40
[  242.656625]  ? find_held_lock+0x36/0x1c0
[  242.660700]  ? mark_held_locks+0xc7/0x130
[  242.664855]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.669350]  ? _raw_spin_unlock_irq+0x27/0x80
[  242.673846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.678087]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  242.682676]  ? trace_hardirqs_on+0xbd/0x310
[  242.687000]  ? kasan_check_read+0x11/0x20
[  242.691162]  ? __run_timers+0x7da/0xc70
[  242.695240]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  242.700700]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.704943]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  242.709182]  __run_timers+0x7e5/0xc70
[  242.713000]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  242.718368]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  242.723392]  ? graph_lock+0x170/0x170
[  242.727199]  ? print_usage_bug+0xc0/0xc0
[  242.731266]  ? lock_release+0x970/0x970
[  242.735250]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  242.740449]  ? find_held_lock+0x36/0x1c0
[  242.744519]  ? graph_lock+0x170/0x170
[  242.748326]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.753868]  ? check_preemption_disabled+0x48/0x200
[  242.758900]  ? __lock_is_held+0xb5/0x140
[  242.762978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.768521]  ? check_preemption_disabled+0x48/0x200
[  242.773546]  run_timer_softirq+0x52/0xb0
[  242.777606]  ? rcu_read_lock_sched_held+0x108/0x120
[  242.782625]  __do_softirq+0x30b/0xad8
[  242.786441]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  242.791557]  ? pvclock_read_flags+0x160/0x160
[  242.796056]  ? lapic_next_event+0x5a/0x90
[  242.800208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.805755]  ? check_preemption_disabled+0x48/0x200
[  242.810774]  ? check_preemption_disabled+0x48/0x200
[  242.815808]  ? kvm_clock_read+0x18/0x30
[  242.819784]  ? kvm_sched_clock_read+0x9/0x20
[  242.824207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  242.829755]  ? check_preemption_disabled+0x48/0x200
[  242.834788]  irq_exit+0x17f/0x1c0
[  242.838263]  smp_apic_timer_interrupt+0x1cb/0x760
[  242.843107]  ? smp_reschedule_interrupt+0x109/0x650
[  242.848130]  ? smp_call_function_single_interrupt+0x650/0x650
[  242.854014]  ? interrupt_entry+0xb5/0xf0
[  242.858081]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.863100]  ? trace_hardirqs_off_caller+0xbb/0x300
[  242.868121]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.872965]  ? trace_hardirqs_off+0x300/0x300
[  242.877458]  ? trace_hardirqs_off+0x300/0x300
[  242.881957]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.887503]  ? check_preemption_disabled+0x48/0x200
[  242.892520]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  242.898069]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  242.902925]  apic_timer_interrupt+0xf/0x20
[  242.907155]  </IRQ>
[  242.909396] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  242.914675] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  242.933590] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  242.941313] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  242.948586] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  242.955858] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  242.963129] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  242.970412] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  242.977706]  ? arch_local_irq_restore+0x45/0x52
[  242.982387]  dump_stack+0x26a/0x2b4
[  242.986277]  ? dump_stack_print_info.cold.2+0x52/0x52
[  242.991472]  ? mark_held_locks+0x130/0x130
[  242.995710]  ? mark_held_locks+0x130/0x130
[  242.999953]  dump_header+0x27b/0xf72
[  243.003682]  ? pagefault_out_of_memory+0x197/0x197
[  243.008618]  ? mark_held_locks+0x130/0x130
[  243.012857]  ? __lock_acquire+0x7ec/0x4ec0
[  243.017097]  ? mem_cgroup_charge_statistics+0x780/0x780
[  243.022460]  ? print_usage_bug+0xc0/0xc0
[  243.026525]  ? print_usage_bug+0xc0/0xc0
[  243.030592]  ? graph_lock+0x170/0x170
[  243.034388]  ? graph_lock+0x170/0x170
[  243.038189]  ? print_usage_bug+0xc0/0xc0
[  243.042253]  ? print_usage_bug+0xc0/0xc0
[  243.046330]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.051880]  ? find_held_lock+0x36/0x1c0
[  243.055982]  ? mark_held_locks+0xc7/0x130
[  243.060139]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  243.065256]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  243.070372]  ? lockdep_hardirqs_on+0x421/0x5c0
[  243.074975]  ? trace_hardirqs_on+0xbd/0x310
[  243.079311]  ? kasan_check_read+0x11/0x20
[  243.083467]  ? ___ratelimit+0x36f/0x655
[  243.087470]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.092926]  ? trace_hardirqs_on+0x310/0x310
[  243.097339]  ? lock_downgrade+0x900/0x900
[  243.101494]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  243.106602]  ? ___ratelimit+0xaa/0x655
[  243.110498]  ? idr_get_free+0xec0/0xec0
[  243.114478]  ? kasan_check_write+0x14/0x20
[  243.119175]  ? do_raw_spin_lock+0xc1/0x200
[  243.123424]  oom_kill_process.cold.27+0x10/0x903
[  243.128183]  ? graph_lock+0x170/0x170
[  243.131988]  ? _raw_spin_unlock+0x2c/0x50
[  243.136135]  ? oom_badness+0xe6/0xaa0
[  243.139945]  ? oom_evaluate_task+0x540/0x540
[  243.144358]  ? find_held_lock+0x36/0x1c0
[  243.148431]  ? out_of_memory+0x974/0x14c0
[  243.152581]  ? lock_downgrade+0x900/0x900
[  243.156733]  ? check_preemption_disabled+0x48/0x200
[  243.161758]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.167557]  ? kasan_check_read+0x11/0x20
[  243.171710]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.177001]  ? rcu_bh_qs+0xc0/0xc0
[  243.180558]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  243.185589]  ? oom_evaluate_task+0x302/0x540
[  243.190007]  out_of_memory+0xa86/0x14c0
[  243.193994]  ? oom_killer_disable+0x3a0/0x3a0
[  243.198492]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  243.203428]  ? __mutex_add_waiter+0x2a0/0x2a0
[  243.207938]  __alloc_pages_slowpath+0x2318/0x2d80
[  243.212820]  ? warn_alloc+0x120/0x120
[  243.216631]  ? __radix_tree_lookup+0x4c0/0x4c0
[  243.221250]  ? find_get_entry+0x2f2/0xc40
[  243.225418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  243.230968]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  243.235913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.241461]  ? should_fail+0x22d/0xd01
[  243.245361]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  243.250472]  ? __lock_is_held+0xb5/0x140
[  243.254566]  ? __lock_is_held+0xb5/0x140
[  243.258645]  ? ___might_sleep+0x1ed/0x300
[  243.262792]  ? lock_release+0x970/0x970
[  243.266781]  ? arch_local_save_flags+0x40/0x40
[  243.271386]  ? __might_sleep+0x95/0x190
[  243.275374]  __alloc_pages_nodemask+0xa80/0xde0
[  243.280055]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  243.285075]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.290877]  ? kasan_check_read+0x11/0x20
[  243.295034]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.300319]  ? graph_lock+0x170/0x170
[  243.304129]  ? print_usage_bug+0xc0/0xc0
[  243.308202]  ? graph_lock+0x170/0x170
[  243.312013]  ? graph_lock+0x170/0x170
[  243.315820]  ? __do_page_cache_readahead+0x7ce/0x980
[  243.320943]  ? find_held_lock+0x36/0x1c0
[  243.325015]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  243.330562]  alloc_pages_current+0x10c/0x210
[  243.334975]  ? lock_downgrade+0x900/0x900
[  243.339133]  __page_cache_alloc+0x38f/0x5b0
[  243.343460]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.349268]  ? kasan_check_read+0x11/0x20
[  243.353427]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.358715]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  243.363389]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.368933]  ? check_preemption_disabled+0x48/0x200
[  243.373964]  filemap_fault+0x1594/0x25f0
[  243.378043]  ? __lock_page_or_retry+0xa00/0xa00
[  243.382715]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.388514]  ? kasan_check_read+0x11/0x20
[  243.392668]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.397946]  ? rcu_bh_qs+0xc0/0xc0
[  243.401506]  ? filemap_map_pages+0xdea/0x1980
[  243.406022]  ? graph_lock+0x170/0x170
[  243.409850]  ? find_get_pages_range_tag+0x1320/0x1320
[  243.415048]  ? pick_next_task_fair+0x98e/0x17c0
[  243.419727]  ? print_usage_bug+0xc0/0xc0
[  243.423794]  ? graph_lock+0x170/0x170
[  243.427620]  ? find_held_lock+0x36/0x1c0
[  243.431708]  ? lock_acquire+0x1ed/0x520
[  243.435775]  ? ext4_filemap_fault+0x7a/0xad
[  243.440115]  ? lock_release+0x970/0x970
[  243.444094]  ? arch_local_save_flags+0x40/0x40
[  243.448685]  ? mark_held_locks+0x130/0x130
[  243.452935]  ? down_read+0xb0/0x1d0
[  243.456563]  ? ext4_filemap_fault+0x7a/0xad
[  243.460892]  ? __down_interruptible+0x700/0x700
[  243.465568]  ? mark_held_locks+0x130/0x130
[  243.469825]  ext4_filemap_fault+0x82/0xad
[  243.473984]  __do_fault+0x100/0x6b0
[  243.477623]  ? print_bad_pte+0x6c0/0x6c0
[  243.481689]  ? graph_lock+0x170/0x170
[  243.485499]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  243.490519]  ? hrtimer_active+0x2db/0x440
[  243.494672]  ? pmd_val+0x88/0x100
[  243.498138]  ? add_mm_counter_fast+0xd0/0xd0
[  243.502561]  ? pmd_val+0x88/0x100
[  243.506028]  ? add_mm_counter_fast+0xd0/0xd0
[  243.510457]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.516017]  __handle_mm_fault+0x3709/0x53e0
[  243.520454]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  243.525310]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  243.530428]  ? graph_lock+0x170/0x170
[  243.534253]  ? print_usage_bug+0xc0/0xc0
[  243.538325]  ? kasan_check_read+0x11/0x20
[  243.542488]  ? __free_object+0x173/0x340
[  243.546557]  ? graph_lock+0x170/0x170
[  243.550366]  ? graph_lock+0x170/0x170
[  243.554209]  ? handle_mm_fault+0x42a/0xc70
[  243.558468]  ? lock_downgrade+0x900/0x900
[  243.562623]  ? check_preemption_disabled+0x48/0x200
[  243.567662]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  243.573478]  ? kasan_check_read+0x11/0x20
[  243.577641]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  243.582925]  ? rcu_bh_qs+0xc0/0xc0
[  243.586470]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  243.591925]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  243.597488]  ? check_preemption_disabled+0x48/0x200
[  243.602526]  handle_mm_fault+0x54f/0xc70
[  243.606600]  ? __handle_mm_fault+0x53e0/0x53e0
[  243.611192]  ? find_vma+0x34/0x190
[  243.614743]  __do_page_fault+0x67d/0xed0
[  243.618820]  ? mm_fault_error+0x380/0x380
[  243.622971]  ? trace_hardirqs_off+0xb8/0x300
[  243.627384]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  243.632752]  ? trace_hardirqs_on+0x310/0x310
[  243.637172]  do_page_fault+0xf2/0x7e0
[  243.640979]  ? vmalloc_sync_all+0x30/0x30
[  243.645135]  ? error_entry+0x70/0xd0
[  243.648857]  ? trace_hardirqs_off_caller+0xbb/0x300
[  243.653872]  ? trace_hardirqs_on_caller+0xc0/0x300
[  243.658811]  ? syscall_return_slowpath+0x5e0/0x5e0
[  243.663999]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.668851]  ? trace_hardirqs_off+0x300/0x300
[  243.673397]  ? trace_hardirqs_off_caller+0x300/0x300
[  243.678512]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  243.683568]  ? prepare_exit_to_usermode+0x291/0x3b0
[  243.688603]  ? page_fault+0x8/0x30
[  243.692159]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  243.697020]  ? page_fault+0x8/0x30
[  243.700565]  page_fault+0x1e/0x30
[  243.704025] RIP: 0033:0x7f9819842e40
[  243.707745] Code: Bad RIP value.
[  243.711108] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  243.716476] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  243.723750] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  243.731046] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  243.738321] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  243.745595] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  243.752901] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  243.752907] warn_alloc_show_mem: 1 callbacks suppressed
[  243.752915] Mem-Info:
[  243.760113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  243.765486] active_anon:39986 inactive_anon:371 isolated_anon:0
[  243.765486]  active_file:17 inactive_file:14 isolated_file:0
[  243.765486]  unevictable:0 dirty:0 writeback:0 unstable:0
[  243.765486]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  243.765486]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  243.765486]  free:13700 free_pcp:499 free_cma:0
[  243.767861] Call Trace:
[  243.777269] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  243.810136]  <IRQ>
[  243.812713] Node 0 
[  243.840399]  dump_stack+0x1c4/0x2b4
[  243.842552] 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
[  243.844760]  ? dump_stack_print_info.cold.2+0x52/0x52
[  243.848360] lowmem_reserve[]: 0
[  243.873889]  warn_alloc.cold.118+0xb7/0x1bd
[  243.879050]  2817
[  243.882328]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  243.886623]  6321
[  243.888684]  ? lock_downgrade+0x900/0x900
[  243.893498]  6321
[  243.895559]  ? trace_hardirqs_off+0xb8/0x300
[  243.901734]  ? trace_hardirqs_off+0xb8/0x300
[  243.906112] Node 0 DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  243.910548]  __alloc_pages_slowpath+0x2667/0x2d80
[  243.910590]  ? warn_alloc+0x120/0x120
[  243.937875] lowmem_reserve[]: 0
[  243.942752]  ? trace_hardirqs_on+0x310/0x310
[  243.946517]  0
[  243.949793]  ? warn_alloc+0x120/0x120
[  243.954181]  3503
[  243.955978]  ? print_usage_bug+0xc0/0xc0
[  243.959751]  3503
[  243.961808]  ? warn_alloc+0x120/0x120
[  243.965846] Node 0 
[  243.967907]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  243.971703] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  243.973912]  ? print_usage_bug+0xc0/0xc0
[  243.978895] lowmem_reserve[]: 0
[  244.007458]  ? __lock_acquire+0x7ec/0x4ec0
[  244.011500]  0
[  244.014776]  ? __lock_acquire+0x7ec/0x4ec0
[  244.018977]  0 0
[  244.020789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.026974]  ? should_fail+0x22d/0xd01
[  244.032523] Node 0 DMA: 
[  244.036409]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.036426]  ? __lock_acquire+0x7ec/0x4ec0
[  244.039080] 1*4kB 
[  244.044179]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  244.048380] (U) 0*8kB 
[  244.050535]  ? __lock_acquire+0x7ec/0x4ec0
[  244.055607] 0*16kB 1*32kB 
[  244.058116]  ? should_fail+0x22d/0xd01
[  244.062324] (U) 
[  244.065164]  ? print_usage_bug+0xc0/0xc0
[  244.069025] 2*64kB 
[  244.071004]  ? mark_held_locks+0x130/0x130
[  244.075034] (U) 
[  244.077275]  ? mark_held_locks+0x130/0x130
[  244.081486] 1*128kB 
[  244.083468]  ? graph_lock+0x170/0x170
[  244.087680] (U) 
[  244.090011]  ? print_usage_bug+0xc0/0xc0
[  244.093782] 1*256kB (U) 
[  244.095767]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.099794] 0*512kB 1*1024kB 
[  244.102475]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.107203] (U) 
[  244.110314]  ? check_preemption_disabled+0x48/0x200
[  244.115814] 1*2048kB (M) 
[  244.117799]  ? check_preemption_disabled+0x48/0x200
[  244.122791] 3*4096kB 
[  244.125547]  ? __lock_is_held+0xb5/0x140
[  244.130610] (M) = 15908kB
[  244.133024]  __alloc_pages_nodemask+0xa80/0xde0
[  244.137054] Node 0 
[  244.139809]  ? graph_lock+0x170/0x170
[  244.144456] DMA32: 
[  244.146694]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  244.150467] 3*4kB 
[  244.152697]  ? graph_lock+0x170/0x170
[  244.157681] (UM) 1*8kB 
[  244.159846]  ? find_held_lock+0x36/0x1c0
[  244.163614] (U) 
[  244.166200]  ? ____cache_alloc_node+0x1c7/0x1e0
[  244.170238] 4*16kB 
[  244.172205]  ? lock_downgrade+0x900/0x900
[  244.176847] (UM) 
[  244.179083]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.183194] 2*32kB (UM) 
[  244.185270]  cache_grow_begin+0x91/0x8c0
[  244.190779] 2*64kB 
[  244.193449]  ? do_raw_spin_unlock+0xa7/0x2f0
[  244.197476] (M) 3*128kB 
[  244.199720]  fallback_alloc+0x203/0x2e0
[  244.204093] (M) 
[  244.206762]  ____cache_alloc_node+0x1c7/0x1e0
[  244.211569] 3*256kB (UM) 
[  244.213554]  kmem_cache_alloc_node+0xe3/0x730
[  244.218021] 4*512kB 
[  244.220791]  ? ipv6_get_ifaddr+0x42e/0x620
[  244.225255] (UM) 3*1024kB 
[  244.227593]  __alloc_skb+0x119/0x770
[  244.231792] (M) 3*2048kB 
[  244.234647]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.238332] (UM) 
[  244.241089]  ? skb_scrub_packet+0x490/0x490
[  244.246335] 3*4096kB (M) 
[  244.248403]  ? lock_downgrade+0x900/0x900
[  244.252696] = 24980kB
[  244.255456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.259578] Node 0 
[  244.261985]  ? refcount_sub_and_test_checked+0x203/0x310
[  244.267493] Normal: 
[  244.269726]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  244.275174] 870*4kB 
[  244.277497]  ? addrconf_rs_timer+0x6f0/0x6f0
[  244.282919] (MEH) 
[  244.285259]  ndisc_alloc_skb+0x144/0x340
[  244.289635] 510*8kB 
[  244.291781]  ndisc_send_rs+0x331/0x6e0
[  244.295810] (UMEH) 199*16kB 
[  244.298145]  addrconf_rs_timer+0x3c0/0x6f0
[  244.302002] (UMEH) 
[  244.305018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.309222] 70*32kB (UMEH) 
[  244.311490]  call_timer_fn+0x272/0x920
[  244.315692] 11*64kB 
[  244.318626]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.322481] (UMH) 
[  244.324804]  ? process_timeout+0x40/0x40
[  244.329017] 2*128kB 
[  244.331157]  ? find_held_lock+0x36/0x1c0
[  244.335191] (H) 
[  244.337520]  ? __run_timers+0x7da/0xc70
[  244.341545] 0*256kB 0*512kB 
[  244.343530]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.347479] 0*1024kB 
[  244.350489]  ? _raw_spin_unlock_irq+0x27/0x80
[  244.354961] 0*2048kB 
[  244.357364]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.361831] 0*4096kB = 13944kB
[  244.364251]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  244.368466] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  244.371648]  ? trace_hardirqs_on+0xbd/0x310
[  244.376245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  244.385097]  ? kasan_check_read+0x11/0x20
[  244.389389] 410 total pagecache pages
[  244.397962]  ? __run_timers+0x7da/0xc70
[  244.402091] 0 pages in swap cache
[  244.405885]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  244.409830] Swap cache stats: add 0, delete 0, find 0/0
[  244.409838] Free swap  = 0kB
[  244.413288]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.418705] Total swap = 0kB
[  244.418713] 1965979 pages RAM
[  244.424074]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  244.427059] 0 pages HighMem/MovableOnly
[  244.427068] 342744 pages reserved
[  244.431306]  __run_timers+0x7e5/0xc70
[  244.434291] 0 pages cma reserved
[  244.434368] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.437419]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  244.441686] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.445594]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  244.449021] cron cpuset=
[  244.452822]  ? graph_lock+0x170/0x170
[  244.452840]  ? enqueue_hrtimer+0x1a5/0x560
[  244.456188] /
[  244.462679]  ? lock_release+0x970/0x970
[  244.468021]  mems_allowed=0
[  244.477726]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  244.507152]  ? find_held_lock+0x36/0x1c0
[  244.511221]  ? graph_lock+0x170/0x170
[  244.515035]  ? pvclock_read_flags+0x160/0x160
[  244.519532]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.525097]  ? check_preemption_disabled+0x48/0x200
[  244.530127]  ? __lock_is_held+0xb5/0x140
[  244.534194]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.539736]  ? check_preemption_disabled+0x48/0x200
[  244.544770]  run_timer_softirq+0x52/0xb0
[  244.548843]  ? rcu_read_lock_sched_held+0x108/0x120
[  244.553869]  __do_softirq+0x30b/0xad8
[  244.557686]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  244.562799]  ? pvclock_read_flags+0x160/0x160
[  244.567306]  ? lapic_next_event+0x5a/0x90
[  244.571458]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.577000]  ? check_preemption_disabled+0x48/0x200
[  244.582018]  ? check_preemption_disabled+0x48/0x200
[  244.587040]  ? kvm_clock_read+0x18/0x30
[  244.591017]  ? kvm_sched_clock_read+0x9/0x20
[  244.595431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.600974]  ? check_preemption_disabled+0x48/0x200
[  244.606005]  irq_exit+0x17f/0x1c0
[  244.609462]  smp_apic_timer_interrupt+0x1cb/0x760
[  244.614316]  ? smp_call_function_single_interrupt+0x650/0x650
[  244.620203]  ? interrupt_entry+0xb5/0xf0
[  244.624276]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.629295]  ? trace_hardirqs_off_caller+0xbb/0x300
[  244.634324]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.639172]  ? trace_hardirqs_off+0x300/0x300
[  244.643666]  ? trace_hardirqs_off+0x300/0x300
[  244.648164]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.653705]  ? check_preemption_disabled+0x48/0x200
[  244.658721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.664278]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.669141]  apic_timer_interrupt+0xf/0x20
[  244.673368]  </IRQ>
[  244.675611] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  244.680540] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  244.699447] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  244.707164] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  244.714432] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  244.721702] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  244.728971] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  244.736249] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  244.743565]  skb_clone+0x1bb/0x500
[  244.747110]  ? finish_task_switch+0x2f5/0x900
[  244.751604]  ? skb_split+0x11e0/0x11e0
[  244.755493]  ? preempt_notifier_register+0x200/0x200
[  244.760594]  ? __switch_to_asm+0x34/0x70
[  244.764655]  ? __switch_to_asm+0x34/0x70
[  244.768713]  ? __switch_to_asm+0x40/0x70
[  244.772788]  ? __switch_to_asm+0x34/0x70
[  244.776851]  ? __switch_to_asm+0x40/0x70
[  244.780913]  ? __switch_to_asm+0x34/0x70
[  244.784973]  ? __switch_to_asm+0x40/0x70
[  244.789033]  ? __switch_to_asm+0x34/0x70
[  244.793095]  ? __switch_to_asm+0x34/0x70
[  244.797152]  ? __switch_to_asm+0x40/0x70
[  244.801213]  ? __switch_to_asm+0x34/0x70
[  244.805291]  bpf_clone_redirect+0xb9/0x490
[  244.809533]  ? __schedule+0x874/0x1ed0
[  244.813443]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  244.818480]  ? __sched_text_start+0x8/0x8
[  244.822629]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  244.827402]  ? find_held_lock+0x36/0x1c0
[  244.831473]  ? lock_acquire+0x1ed/0x520
[  244.835448]  ? bpf_test_run+0x32e/0x5a0
[  244.839424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  244.844969]  ? check_preemption_disabled+0x48/0x200
[  244.849995]  ? kasan_check_read+0x11/0x20
[  244.854148]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  244.859424]  ? rcu_bh_qs+0xc0/0xc0
[  244.862969]  ? preempt_schedule+0x4d/0x60
[  244.867120]  ? ___preempt_schedule+0x16/0x18
[  244.871537]  ? bpf_test_run+0x1c0/0x5a0
[  244.875523]  ? netlink_diag_dump+0x2a0/0x2a0
[  244.879937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  244.885476]  ? bpf_test_init.isra.9+0x70/0x100
[  244.890064]  ? bpf_prog_test_run_skb+0x634/0xb40
[  244.894825]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.899671]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  244.905209]  ? fput+0x130/0x1a0
[  244.908500]  ? __bpf_prog_get+0x9b/0x290
[  244.912567]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  244.917408]  ? bpf_prog_test_run+0x130/0x1a0
[  244.921823]  ? __x64_sys_bpf+0x3d8/0x510
[  244.925886]  ? bpf_prog_get+0x20/0x20
[  244.929698]  ? ksys_ioctl+0x81/0xd0
[  244.933343]  ? do_syscall_64+0x1b9/0x820
[  244.937409]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  244.942778]  ? syscall_return_slowpath+0x5e0/0x5e0
[  244.947712]  ? trace_hardirqs_off+0x300/0x300
[  244.952211]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  244.957244]  ? recalc_sigpending_tsk+0x180/0x180
[  244.962007]  ? kasan_check_write+0x14/0x20
[  244.966261]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  244.971114]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  244.976588] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  244.976664] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  244.983001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  244.983010] Call Trace:
[  244.990043] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  244.999292]  <IRQ>
[  245.001882] syz-executor4 cpuset=
[  245.012361]  dump_stack+0x1c4/0x2b4
[  245.014485] syz4
[  245.017931]  ? dump_stack_print_info.cold.2+0x52/0x52
[  245.021540]  mems_allowed=0
[  245.023515]  warn_alloc.cold.118+0xb7/0x1bd
[  245.035910]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  245.040758]  ? lock_downgrade+0x900/0x900
[  245.044918]  ? trace_hardirqs_off+0xb8/0x300
[  245.049336]  ? trace_hardirqs_off+0xb8/0x300
[  245.053760]  __alloc_pages_slowpath+0x2667/0x2d80
[  245.058639]  ? warn_alloc+0x120/0x120
[  245.062446]  ? warn_alloc+0x120/0x120
[  245.066258]  ? print_usage_bug+0xc0/0xc0
[  245.070322]  ? warn_alloc+0x120/0x120
[  245.074128]  ? print_usage_bug+0xc0/0xc0
[  245.078199]  ? __lock_acquire+0x7ec/0x4ec0
[  245.082444]  ? __lock_acquire+0x7ec/0x4ec0
[  245.086684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.092226]  ? should_fail+0x22d/0xd01
[  245.096134]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.101251]  ? __lock_acquire+0x7ec/0x4ec0
[  245.105499]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.110605]  ? __lock_acquire+0x7ec/0x4ec0
[  245.114844]  ? should_fail+0x22d/0xd01
[  245.119278]  ? mark_held_locks+0x130/0x130
[  245.123519]  ? mark_held_locks+0x130/0x130
[  245.127755]  ? graph_lock+0x170/0x170
[  245.131556]  ? graph_lock+0x170/0x170
[  245.135363]  ? graph_lock+0x170/0x170
[  245.139164]  ? print_usage_bug+0xc0/0xc0
[  245.143239]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.148784]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.154334]  ? check_preemption_disabled+0x48/0x200
[  245.159366]  ? check_preemption_disabled+0x48/0x200
[  245.164398]  ? __lock_is_held+0xb5/0x140
[  245.168555]  __alloc_pages_nodemask+0xa80/0xde0
[  245.173261]  ? graph_lock+0x170/0x170
[  245.177075]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.182090]  ? graph_lock+0x170/0x170
[  245.185906]  ? find_held_lock+0x36/0x1c0
[  245.189978]  ? ____cache_alloc_node+0x1c7/0x1e0
[  245.194651]  ? lock_downgrade+0x900/0x900
[  245.198815]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.204362]  cache_grow_begin+0x91/0x8c0
[  245.208426]  ? do_raw_spin_unlock+0xa7/0x2f0
[  245.212846]  fallback_alloc+0x203/0x2e0
[  245.216837]  ____cache_alloc_node+0x1c7/0x1e0
[  245.221342]  kmem_cache_alloc_node+0xe3/0x730
[  245.225840]  ? ipv6_get_ifaddr+0x42e/0x620
[  245.230089]  __alloc_skb+0x119/0x770
[  245.233814]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.239095]  ? skb_scrub_packet+0x490/0x490
[  245.243418]  ? lock_downgrade+0x900/0x900
[  245.247575]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.253113]  ? refcount_sub_and_test_checked+0x203/0x310
[  245.258569]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  245.264027]  ? addrconf_rs_timer+0x6f0/0x6f0
[  245.268481]  ndisc_alloc_skb+0x144/0x340
[  245.272555]  ndisc_send_rs+0x331/0x6e0
[  245.276452]  addrconf_rs_timer+0x3c0/0x6f0
[  245.280694]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.284953]  call_timer_fn+0x272/0x920
[  245.288845]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.293088]  ? process_timeout+0x40/0x40
[  245.297148]  ? find_held_lock+0x36/0x1c0
[  245.301229]  ? mark_held_locks+0xc7/0x130
[  245.305389]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.309885]  ? _raw_spin_unlock_irq+0x27/0x80
[  245.314384]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.318623]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  245.323212]  ? trace_hardirqs_on+0xbd/0x310
[  245.327542]  ? kasan_check_read+0x11/0x20
[  245.331692]  ? __run_timers+0x7da/0xc70
[  245.335668]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.341129]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.345371]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  245.349612]  __run_timers+0x7e5/0xc70
[  245.353428]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  245.358797]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.363826]  ? graph_lock+0x170/0x170
[  245.367632]  ? print_usage_bug+0xc0/0xc0
[  245.371698]  ? lock_release+0x970/0x970
[  245.375682]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  245.380880]  ? find_held_lock+0x36/0x1c0
[  245.384952]  ? graph_lock+0x170/0x170
[  245.388762]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.394301]  ? check_preemption_disabled+0x48/0x200
[  245.399338]  ? __lock_is_held+0xb5/0x140
[  245.403400]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.408944]  ? check_preemption_disabled+0x48/0x200
[  245.413972]  run_timer_softirq+0x52/0xb0
[  245.418036]  ? rcu_read_lock_sched_held+0x108/0x120
[  245.423056]  __do_softirq+0x30b/0xad8
[  245.426870]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  245.431984]  ? pvclock_read_flags+0x160/0x160
[  245.436480]  ? lapic_next_event+0x5a/0x90
[  245.440629]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.446171]  ? check_preemption_disabled+0x48/0x200
[  245.451192]  ? check_preemption_disabled+0x48/0x200
[  245.456219]  ? kvm_clock_read+0x18/0x30
[  245.460204]  ? kvm_sched_clock_read+0x9/0x20
[  245.464623]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.470167]  ? check_preemption_disabled+0x48/0x200
[  245.475199]  irq_exit+0x17f/0x1c0
[  245.478667]  smp_apic_timer_interrupt+0x1cb/0x760
[  245.483511]  ? smp_reschedule_interrupt+0x109/0x650
[  245.488532]  ? smp_call_function_single_interrupt+0x650/0x650
[  245.494424]  ? interrupt_entry+0xb5/0xf0
[  245.498486]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.503500]  ? trace_hardirqs_off_caller+0xbb/0x300
[  245.508527]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.513376]  ? trace_hardirqs_off+0x300/0x300
[  245.517874]  ? trace_hardirqs_off+0x300/0x300
[  245.522373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.527918]  ? check_preemption_disabled+0x48/0x200
[  245.532940]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.538487]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  245.543343]  apic_timer_interrupt+0xf/0x20
[  245.547593]  </IRQ>
[  245.549834] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  245.555113] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  245.574019] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  245.581735] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  245.589006] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  245.596275] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  245.603544] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  245.610817] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  245.618114]  ? arch_local_irq_restore+0x45/0x52
[  245.622796]  dump_stack+0x26a/0x2b4
[  245.626453]  ? dump_stack_print_info.cold.2+0x52/0x52
[  245.631648]  ? mark_held_locks+0x130/0x130
[  245.635883]  ? mark_held_locks+0x130/0x130
[  245.640126]  dump_header+0x27b/0xf72
[  245.643855]  ? pagefault_out_of_memory+0x197/0x197
[  245.648790]  ? mark_held_locks+0x130/0x130
[  245.653035]  ? __lock_acquire+0x7ec/0x4ec0
[  245.657269]  ? mem_cgroup_charge_statistics+0x780/0x780
[  245.662635]  ? print_usage_bug+0xc0/0xc0
[  245.666696]  ? print_usage_bug+0xc0/0xc0
[  245.670769]  ? graph_lock+0x170/0x170
[  245.674568]  ? graph_lock+0x170/0x170
[  245.678370]  ? print_usage_bug+0xc0/0xc0
[  245.682458]  ? print_usage_bug+0xc0/0xc0
[  245.686527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.692072]  ? find_held_lock+0x36/0x1c0
[  245.696141]  ? mark_held_locks+0xc7/0x130
[  245.700297]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.705405]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  245.710510]  ? lockdep_hardirqs_on+0x421/0x5c0
[  245.715099]  ? trace_hardirqs_on+0xbd/0x310
[  245.719422]  ? kasan_check_read+0x11/0x20
[  245.723572]  ? ___ratelimit+0x36f/0x655
[  245.727548]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  245.733004]  ? trace_hardirqs_on+0x310/0x310
[  245.737416]  ? lock_downgrade+0x900/0x900
[  245.741578]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  245.746684]  ? ___ratelimit+0xaa/0x655
[  245.750577]  ? idr_get_free+0xec0/0xec0
[  245.754556]  ? kasan_check_write+0x14/0x20
[  245.758797]  ? do_raw_spin_lock+0xc1/0x200
[  245.763050]  oom_kill_process.cold.27+0x10/0x903
[  245.767818]  ? graph_lock+0x170/0x170
[  245.771619]  ? _raw_spin_unlock+0x2c/0x50
[  245.775767]  ? oom_badness+0xe6/0xaa0
[  245.779579]  ? oom_evaluate_task+0x540/0x540
[  245.783997]  ? find_held_lock+0x36/0x1c0
[  245.788071]  ? out_of_memory+0x974/0x14c0
[  245.792225]  ? lock_downgrade+0x900/0x900
[  245.796384]  ? check_preemption_disabled+0x48/0x200
[  245.801415]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.807215]  ? kasan_check_read+0x11/0x20
[  245.811376]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.816661]  ? rcu_bh_qs+0xc0/0xc0
[  245.820211]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  245.825247]  ? oom_evaluate_task+0x302/0x540
[  245.829682]  out_of_memory+0xa86/0x14c0
[  245.833670]  ? oom_killer_disable+0x3a0/0x3a0
[  245.838166]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  245.843105]  ? __mutex_add_waiter+0x2a0/0x2a0
[  245.847614]  __alloc_pages_slowpath+0x2318/0x2d80
[  245.852490]  ? warn_alloc+0x120/0x120
[  245.856294]  ? __radix_tree_lookup+0x4c0/0x4c0
[  245.860892]  ? find_get_entry+0x2f2/0xc40
[  245.865051]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  245.870597]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  245.875530]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  245.881079]  ? should_fail+0x22d/0xd01
[  245.884974]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  245.890082]  ? __lock_is_held+0xb5/0x140
[  245.894170]  ? __lock_is_held+0xb5/0x140
[  245.898254]  ? ___might_sleep+0x1ed/0x300
[  245.902403]  ? lock_release+0x970/0x970
[  245.906380]  ? arch_local_save_flags+0x40/0x40
[  245.910974]  ? __might_sleep+0x95/0x190
[  245.914960]  __alloc_pages_nodemask+0xa80/0xde0
[  245.919642]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  245.924664]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.930467]  ? kasan_check_read+0x11/0x20
[  245.934621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.939905]  ? graph_lock+0x170/0x170
[  245.943709]  ? print_usage_bug+0xc0/0xc0
[  245.947775]  ? graph_lock+0x170/0x170
[  245.951579]  ? graph_lock+0x170/0x170
[  245.955385]  ? __do_page_cache_readahead+0x7ce/0x980
[  245.960498]  ? find_held_lock+0x36/0x1c0
[  245.964566]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  245.970112]  alloc_pages_current+0x10c/0x210
[  245.974523]  ? lock_downgrade+0x900/0x900
[  245.978676]  __page_cache_alloc+0x38f/0x5b0
[  245.983003]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  245.988810]  ? kasan_check_read+0x11/0x20
[  245.992964]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  245.998254]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  246.002934]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.008476]  ? check_preemption_disabled+0x48/0x200
[  246.013508]  filemap_fault+0x1594/0x25f0
[  246.017587]  ? __lock_page_or_retry+0xa00/0xa00
[  246.022265]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.028071]  ? kasan_check_read+0x11/0x20
[  246.032230]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.037518]  ? rcu_bh_qs+0xc0/0xc0
[  246.041078]  ? filemap_map_pages+0xdea/0x1980
[  246.045592]  ? graph_lock+0x170/0x170
[  246.049402]  ? find_get_pages_range_tag+0x1320/0x1320
[  246.054596]  ? pick_next_task_fair+0x98e/0x17c0
[  246.059271]  ? print_usage_bug+0xc0/0xc0
[  246.063338]  ? graph_lock+0x170/0x170
[  246.067150]  ? find_held_lock+0x36/0x1c0
[  246.071227]  ? lock_acquire+0x1ed/0x520
[  246.075218]  ? ext4_filemap_fault+0x7a/0xad
[  246.079555]  ? lock_release+0x970/0x970
[  246.083532]  ? arch_local_save_flags+0x40/0x40
[  246.088139]  ? mark_held_locks+0x130/0x130
[  246.092391]  ? down_read+0xb0/0x1d0
[  246.096022]  ? ext4_filemap_fault+0x7a/0xad
[  246.100345]  ? __down_interruptible+0x700/0x700
[  246.105022]  ? mark_held_locks+0x130/0x130
[  246.109282]  ext4_filemap_fault+0x82/0xad
[  246.113441]  __do_fault+0x100/0x6b0
[  246.117076]  ? print_bad_pte+0x6c0/0x6c0
[  246.121141]  ? graph_lock+0x170/0x170
[  246.124947]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  246.129961]  ? hrtimer_active+0x2db/0x440
[  246.134116]  ? pmd_val+0x88/0x100
[  246.137569]  ? add_mm_counter_fast+0xd0/0xd0
[  246.141980]  ? pmd_val+0x88/0x100
[  246.145432]  ? add_mm_counter_fast+0xd0/0xd0
[  246.149849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.155394]  __handle_mm_fault+0x3709/0x53e0
[  246.159821]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  246.164664]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  246.169770]  ? graph_lock+0x170/0x170
[  246.173576]  ? print_usage_bug+0xc0/0xc0
[  246.177636]  ? kasan_check_read+0x11/0x20
[  246.181783]  ? __free_object+0x173/0x340
[  246.185849]  ? graph_lock+0x170/0x170
[  246.189648]  ? graph_lock+0x170/0x170
[  246.193471]  ? handle_mm_fault+0x42a/0xc70
[  246.197710]  ? lock_downgrade+0x900/0x900
[  246.201862]  ? check_preemption_disabled+0x48/0x200
[  246.206888]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  246.212710]  ? kasan_check_read+0x11/0x20
[  246.216868]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.222150]  ? rcu_bh_qs+0xc0/0xc0
[  246.225696]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  246.231153]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.236696]  ? check_preemption_disabled+0x48/0x200
[  246.241726]  handle_mm_fault+0x54f/0xc70
[  246.245793]  ? __handle_mm_fault+0x53e0/0x53e0
[  246.250391]  ? find_vma+0x34/0x190
[  246.253942]  __do_page_fault+0x67d/0xed0
[  246.258012]  ? mm_fault_error+0x380/0x380
[  246.262163]  ? trace_hardirqs_off+0xb8/0x300
[  246.266576]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  246.271946]  ? trace_hardirqs_on+0x310/0x310
[  246.276364]  do_page_fault+0xf2/0x7e0
[  246.280168]  ? vmalloc_sync_all+0x30/0x30
[  246.284343]  ? error_entry+0x70/0xd0
[  246.288062]  ? trace_hardirqs_off_caller+0xbb/0x300
[  246.293080]  ? trace_hardirqs_on_caller+0xc0/0x300
[  246.298012]  ? syscall_return_slowpath+0x5e0/0x5e0
[  246.302943]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.307790]  ? trace_hardirqs_off+0x300/0x300
[  246.312295]  ? trace_hardirqs_off_caller+0x300/0x300
[  246.317409]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  246.322433]  ? prepare_exit_to_usermode+0x291/0x3b0
[  246.327453]  ? page_fault+0x8/0x30
[  246.331000]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  246.335851]  ? page_fault+0x8/0x30
[  246.339393]  page_fault+0x1e/0x30
[  246.342847] RIP: 0033:0x7f9819842e40
[  246.346562] Code: Bad RIP value.
[  246.349924] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  246.355292] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  246.362559] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  246.369832] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  246.377102] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  246.384374] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  246.391670] warn_alloc_show_mem: 1 callbacks suppressed
[  246.391683] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  246.391685] Mem-Info:
[  246.391714] active_anon:39986 inactive_anon:371 isolated_anon:0
[  246.391714]  active_file:17 inactive_file:14 isolated_file:0
[  246.391714]  unevictable:0 dirty:0 writeback:0 unstable:0
[  246.391714]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  246.391714]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  246.391714]  free:13700 free_pcp:499 free_cma:0
[  246.397061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  246.397070] Call Trace:
[  246.404276] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  246.406675]  <IRQ>
[  246.439551] Node 0 
[  246.448918]  dump_stack+0x1c4/0x2b4
[  246.451497] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  246.479153]  ? dump_stack_print_info.cold.2+0x52/0x52
[  246.481282] lowmem_reserve[]:
[  246.483530]  warn_alloc.cold.118+0xb7/0x1bd
[  246.487138]  0
[  246.512654]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  246.517819]  2817
[  246.520921]  ? lock_downgrade+0x900/0x900
[  246.525217]  6321
[  246.527026]  ? trace_hardirqs_off+0xb8/0x300
[  246.531837]  6321
[  246.533901]  ? trace_hardirqs_off+0xb8/0x300
[  246.538020] Node 0 
[  246.540086]  __alloc_pages_slowpath+0x2667/0x2d80
[  246.544485] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  246.546540]  ? warn_alloc+0x120/0x120
[  246.550890] lowmem_reserve[]: 0
[  246.553131]  ? trace_hardirqs_on+0x310/0x310
[  246.557944]  0 3503
[  246.584686]  ? warn_alloc+0x120/0x120
[  246.588464]  3503
[  246.591739]  ? print_usage_bug+0xc0/0xc0
[  246.598353]  ? warn_alloc+0x120/0x120
[  246.602132] Node 0 
[  246.604193]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  246.608262] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  246.612027]  ? print_usage_bug+0xc0/0xc0
[  246.614244] lowmem_reserve[]:
[  246.619261]  ? __lock_acquire+0x7ec/0x4ec0
[  246.647791]  0
[  246.651859]  ? __lock_acquire+0x7ec/0x4ec0
[  246.654932]  0
[  246.659166]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  246.660940]  0
[  246.665174]  ? should_fail+0x22d/0xd01
[  246.666948]  0
[  246.672487]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.674266] Node 0 
[  246.678147]  ? __lock_acquire+0x7ec/0x4ec0
[  246.679926] DMA: 
[  246.685045]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  246.687265] 1*4kB 
[  246.691496]  ? __lock_acquire+0x7ec/0x4ec0
[  246.693535] (U) 
[  246.698629]  ? should_fail+0x22d/0xd01
[  246.700753] 0*8kB 
[  246.704978]  ? print_usage_bug+0xc0/0xc0
[  246.706929] 0*16kB 
[  246.710814]  ? mark_held_locks+0x130/0x130
[  246.712939] 1*32kB 
[  246.716991]  ? mark_held_locks+0x130/0x130
[  246.719202] (U) 
[  246.723436]  ? graph_lock+0x170/0x170
[  246.725644] 2*64kB 
[  246.729870]  ? print_usage_bug+0xc0/0xc0
[  246.731827] (U) 
[  246.735617]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  246.735635]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.737850] 1*128kB 
[  246.741906]  ? check_preemption_disabled+0x48/0x200
[  246.743853] (U) 
[  246.748597]  ? check_preemption_disabled+0x48/0x200
[  246.748622]  ? __lock_is_held+0xb5/0x140
[  246.754130] 1*256kB 
[  246.756452]  __alloc_pages_nodemask+0xa80/0xde0
[  246.761459] (U) 
[  246.763431]  ? graph_lock+0x170/0x170
[  246.768451] 0*512kB 1*1024kB 
[  246.772516]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  246.774817] (U) 
[  246.779493]  ? graph_lock+0x170/0x170
[  246.781442] 1*2048kB 
[  246.785253]  ? find_held_lock+0x36/0x1c0
[  246.788326] (M) 
[  246.793346]  ? ____cache_alloc_node+0x1c7/0x1e0
[  246.795287] 3*4096kB (M) 
[  246.799091]  ? lock_downgrade+0x900/0x900
[  246.801474] = 15908kB
[  246.801482] Node 0 
[  246.805543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.807491] DMA32: 
[  246.812153]  cache_grow_begin+0x91/0x8c0
[  246.814884] 3*4kB 
[  246.819026]  ? do_raw_spin_unlock+0xa7/0x2f0
[  246.821409] (UM) 
[  246.823642]  fallback_alloc+0x203/0x2e0
[  246.829151] 1*8kB 
[  246.831387]  ____cache_alloc_node+0x1c7/0x1e0
[  246.835415] (U) 
[  246.837561]  kmem_cache_alloc_node+0xe3/0x730
[  246.841935] 4*16kB (UM) 
[  246.844002]  ? ipv6_get_ifaddr+0x42e/0x620
[  246.847949] 2*32kB 
[  246.850095]  __alloc_skb+0x119/0x770
[  246.854557] (UM) 
[  246.856539]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  246.860999] 2*64kB (M) 
[  246.863673]  ? skb_scrub_packet+0x490/0x490
[  246.867884] 3*128kB 
[  246.870118]  ? lock_downgrade+0x900/0x900
[  246.873806] (M) 
[  246.875866]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  246.881105] 3*256kB (UM) 
[  246.883695]  ? refcount_sub_and_test_checked+0x203/0x310
[  246.887987] 4*512kB 
[  246.890310]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  246.894425] (UM) 
[  246.896397]  ? addrconf_rs_timer+0x6f0/0x6f0
[  246.901917] 3*1024kB (M) 
[  246.904690]  ndisc_alloc_skb+0x144/0x340
[  246.910106] 3*2048kB 
[  246.912426]  ndisc_send_rs+0x331/0x6e0
[  246.917845] (UM) 
[  246.919905]  addrconf_rs_timer+0x3c0/0x6f0
[  246.924282] 3*4096kB (M) 
[  246.927070]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.931097] = 24980kB
[  246.931105] Node 0 
[  246.933525]  call_timer_fn+0x272/0x920
[  246.937377] Normal: 
[  246.939435]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.943644] 870*4kB 
[  246.946397]  ? process_timeout+0x40/0x40
[  246.950599] (MEH) 510*8kB 
[  246.953011]  ? find_held_lock+0x36/0x1c0
[  246.955220] (UMEH) 
[  246.959113]  ? __run_timers+0x7da/0xc70
[  246.961405] 199*16kB 
[  246.965634]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.967933] (UMEH) 
[  246.971987]  ? _raw_spin_unlock_irq+0x27/0x80
[  246.974807] 70*32kB (UMEH) 
[  246.978875]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  246.981087] 11*64kB 
[  246.985435]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  246.987831] (UMH) 
[  246.992325]  ? trace_hardirqs_on+0xbd/0x310
[  246.994557] 2*128kB 
[  246.999161]  ? kasan_check_read+0x11/0x20
[  247.002075] (H) 
[  247.006319]  ? __run_timers+0x7da/0xc70
[  247.008608] 0*256kB 0*512kB 
[  247.013205]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.015331] 0*1024kB 
[  247.019645]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.021947] 0*2048kB 
[  247.026086]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.028030] 0*4096kB = 13944kB
[  247.032023]  __run_timers+0x7e5/0xc70
[  247.035035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  247.040478]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  247.042858] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  247.047078]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  247.049479] 410 total pagecache pages
[  247.053705]  ? graph_lock+0x170/0x170
[  247.056883] 0 pages in swap cache
[  247.060669]  ? enqueue_hrtimer+0x1a5/0x560
[  247.069477] Swap cache stats: add 0, delete 0, find 0/0
[  247.069486] Free swap  = 0kB
[  247.074843]  ? lock_release+0x970/0x970
[  247.083396] Total swap = 0kB
[  247.088412]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  247.092189] 1965979 pages RAM
[  247.095989]  ? find_held_lock+0x36/0x1c0
[  247.099412] 0 pages HighMem/MovableOnly
[  247.103665]  ? graph_lock+0x170/0x170
[  247.108998] 342744 pages reserved
[  247.109006] 0 pages cma reserved
[  247.112018]  ? pvclock_read_flags+0x160/0x160
[  247.116548] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.119506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.124760] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.127774]  ? check_preemption_disabled+0x48/0x200
[  247.131811] cron cpuset=
[  247.135787]  ? __lock_is_held+0xb5/0x140
[  247.139555] /
[  247.143000]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.146340]  mems_allowed=0
[  247.150830]  ? check_preemption_disabled+0x48/0x200
[  247.199377]  run_timer_softirq+0x52/0xb0
[  247.203451]  ? rcu_read_lock_sched_held+0x108/0x120
[  247.208469]  __do_softirq+0x30b/0xad8
[  247.212282]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  247.217418]  ? pvclock_read_flags+0x160/0x160
[  247.221917]  ? lapic_next_event+0x5a/0x90
[  247.226084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.231625]  ? check_preemption_disabled+0x48/0x200
[  247.236643]  ? check_preemption_disabled+0x48/0x200
[  247.241665]  ? kvm_clock_read+0x18/0x30
[  247.245637]  ? kvm_sched_clock_read+0x9/0x20
[  247.250047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.255587]  ? check_preemption_disabled+0x48/0x200
[  247.260618]  irq_exit+0x17f/0x1c0
[  247.264079]  smp_apic_timer_interrupt+0x1cb/0x760
[  247.268947]  ? smp_call_function_single_interrupt+0x650/0x650
[  247.274837]  ? interrupt_entry+0xb5/0xf0
[  247.278902]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.283918]  ? trace_hardirqs_off_caller+0xbb/0x300
[  247.288940]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.293787]  ? trace_hardirqs_off+0x300/0x300
[  247.298280]  ? trace_hardirqs_off+0x300/0x300
[  247.302784]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.308328]  ? check_preemption_disabled+0x48/0x200
[  247.313347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.318894]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.323763]  apic_timer_interrupt+0xf/0x20
[  247.328005]  </IRQ>
[  247.330253] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  247.335186] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  247.354096] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  247.361808] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  247.369080] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  247.376348] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  247.383616] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  247.390898] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  247.398216]  skb_clone+0x1bb/0x500
[  247.401765]  ? finish_task_switch+0x2f5/0x900
[  247.406270]  ? skb_split+0x11e0/0x11e0
[  247.410164]  ? preempt_notifier_register+0x200/0x200
[  247.415274]  ? __switch_to_asm+0x34/0x70
[  247.419338]  ? __switch_to_asm+0x34/0x70
[  247.423397]  ? __switch_to_asm+0x40/0x70
[  247.427458]  ? __switch_to_asm+0x34/0x70
[  247.431515]  ? __switch_to_asm+0x40/0x70
[  247.435576]  ? __switch_to_asm+0x34/0x70
[  247.439638]  ? __switch_to_asm+0x40/0x70
[  247.443695]  ? __switch_to_asm+0x34/0x70
[  247.447775]  ? __switch_to_asm+0x34/0x70
[  247.451835]  ? __switch_to_asm+0x40/0x70
[  247.455897]  ? __switch_to_asm+0x34/0x70
[  247.459968]  bpf_clone_redirect+0xb9/0x490
[  247.464209]  ? __schedule+0x874/0x1ed0
[  247.468111]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  247.473131]  ? __sched_text_start+0x8/0x8
[  247.477282]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.482054]  ? find_held_lock+0x36/0x1c0
[  247.486123]  ? lock_acquire+0x1ed/0x520
[  247.490096]  ? bpf_test_run+0x32e/0x5a0
[  247.494074]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.499617]  ? check_preemption_disabled+0x48/0x200
[  247.504639]  ? kasan_check_read+0x11/0x20
[  247.508791]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.514078]  ? rcu_bh_qs+0xc0/0xc0
[  247.517627]  ? preempt_schedule+0x4d/0x60
[  247.521775]  ? ___preempt_schedule+0x16/0x18
[  247.526196]  ? bpf_test_run+0x1c0/0x5a0
[  247.530180]  ? netlink_diag_dump+0x2a0/0x2a0
[  247.534596]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.540133]  ? bpf_test_init.isra.9+0x70/0x100
[  247.544749]  ? bpf_prog_test_run_skb+0x634/0xb40
[  247.549518]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  247.554368]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  247.559905]  ? fput+0x130/0x1a0
[  247.563187]  ? __bpf_prog_get+0x9b/0x290
[  247.567258]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  247.572103]  ? bpf_prog_test_run+0x130/0x1a0
[  247.576515]  ? __x64_sys_bpf+0x3d8/0x510
[  247.580576]  ? bpf_prog_get+0x20/0x20
[  247.584387]  ? ksys_ioctl+0x81/0xd0
[  247.588026]  ? do_syscall_64+0x1b9/0x820
[  247.592088]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  247.597452]  ? syscall_return_slowpath+0x5e0/0x5e0
[  247.602388]  ? trace_hardirqs_off+0x300/0x300
[  247.606887]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  247.611904]  ? recalc_sigpending_tsk+0x180/0x180
[  247.616665]  ? kasan_check_write+0x14/0x20
[  247.620910]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  247.625766]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  247.631148] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  247.631245] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  247.637645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  247.637651] Call Trace:
[  247.637657]  <IRQ>
[  247.637673]  dump_stack+0x1c4/0x2b4
[  247.637694]  ? dump_stack_print_info.cold.2+0x52/0x52
[  247.644267] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  247.653532]  warn_alloc.cold.118+0xb7/0x1bd
[  247.656084] syz-executor4 cpuset=
[  247.658229]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  247.661835] syz4
[  247.667033]  ? lock_downgrade+0x900/0x900
[  247.677496]  mems_allowed=0
[  247.681821]  ? trace_hardirqs_off+0xb8/0x300
[  247.703499]  ? trace_hardirqs_off+0xb8/0x300
[  247.707929]  __alloc_pages_slowpath+0x2667/0x2d80
[  247.712817]  ? warn_alloc+0x120/0x120
[  247.716660]  ? trace_hardirqs_on+0x310/0x310
[  247.721078]  ? warn_alloc+0x120/0x120
[  247.724884]  ? print_usage_bug+0xc0/0xc0
[  247.728947]  ? warn_alloc+0x120/0x120
[  247.732746]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  247.737763]  ? print_usage_bug+0xc0/0xc0
[  247.741835]  ? __lock_acquire+0x7ec/0x4ec0
[  247.746087]  ? __lock_acquire+0x7ec/0x4ec0
[  247.750332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  247.755870]  ? should_fail+0x22d/0xd01
[  247.759763]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.764866]  ? __lock_acquire+0x7ec/0x4ec0
[  247.769105]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  247.774211]  ? __lock_acquire+0x7ec/0x4ec0
[  247.778451]  ? should_fail+0x22d/0xd01
[  247.782340]  ? print_usage_bug+0xc0/0xc0
[  247.786416]  ? mark_held_locks+0x130/0x130
[  247.790659]  ? mark_held_locks+0x130/0x130
[  247.794903]  ? graph_lock+0x170/0x170
[  247.798703]  ? print_usage_bug+0xc0/0xc0
[  247.802764]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  247.807527]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.813070]  ? check_preemption_disabled+0x48/0x200
[  247.818090]  ? check_preemption_disabled+0x48/0x200
[  247.823117]  ? __lock_is_held+0xb5/0x140
[  247.827205]  __alloc_pages_nodemask+0xa80/0xde0
[  247.831881]  ? graph_lock+0x170/0x170
[  247.835688]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  247.840702]  ? graph_lock+0x170/0x170
[  247.844512]  ? find_held_lock+0x36/0x1c0
[  247.848584]  ? ____cache_alloc_node+0x1c7/0x1e0
[  247.853259]  ? lock_downgrade+0x900/0x900
[  247.857422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.862969]  cache_grow_begin+0x91/0x8c0
[  247.867042]  ? do_raw_spin_unlock+0xa7/0x2f0
[  247.871464]  fallback_alloc+0x203/0x2e0
[  247.875446]  ____cache_alloc_node+0x1c7/0x1e0
[  247.879950]  kmem_cache_alloc_node+0xe3/0x730
[  247.884466]  ? ipv6_get_ifaddr+0x42e/0x620
[  247.888710]  __alloc_skb+0x119/0x770
[  247.892429]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  247.897711]  ? skb_scrub_packet+0x490/0x490
[  247.902042]  ? lock_downgrade+0x900/0x900
[  247.906203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  247.911755]  ? refcount_sub_and_test_checked+0x203/0x310
[  247.917213]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  247.922672]  ? addrconf_rs_timer+0x6f0/0x6f0
[  247.927100]  ndisc_alloc_skb+0x144/0x340
[  247.931173]  ndisc_send_rs+0x331/0x6e0
[  247.935073]  addrconf_rs_timer+0x3c0/0x6f0
[  247.939324]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.943575]  call_timer_fn+0x272/0x920
[  247.947462]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.951701]  ? process_timeout+0x40/0x40
[  247.955761]  ? find_held_lock+0x36/0x1c0
[  247.959833]  ? mark_held_locks+0xc7/0x130
[  247.963986]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.968483]  ? _raw_spin_unlock_irq+0x27/0x80
[  247.972980]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  247.977215]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  247.981812]  ? trace_hardirqs_on+0xbd/0x310
[  247.986138]  ? kasan_check_read+0x11/0x20
[  247.990292]  ? __run_timers+0x7da/0xc70
[  247.994271]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  247.999728]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.003969]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  248.008208]  __run_timers+0x7e5/0xc70
[  248.012031]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  248.017411]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.022438]  ? graph_lock+0x170/0x170
[  248.026514]  ? print_usage_bug+0xc0/0xc0
[  248.030575]  ? lock_release+0x970/0x970
[  248.034551]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  248.039752]  ? find_held_lock+0x36/0x1c0
[  248.043824]  ? graph_lock+0x170/0x170
[  248.047631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.053176]  ? check_preemption_disabled+0x48/0x200
[  248.058206]  ? __lock_is_held+0xb5/0x140
[  248.062282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.067827]  ? check_preemption_disabled+0x48/0x200
[  248.072856]  run_timer_softirq+0x52/0xb0
[  248.076918]  ? rcu_read_lock_sched_held+0x108/0x120
[  248.081937]  __do_softirq+0x30b/0xad8
[  248.085751]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  248.090865]  ? pvclock_read_flags+0x160/0x160
[  248.095452]  ? lapic_next_event+0x5a/0x90
[  248.099605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.105147]  ? check_preemption_disabled+0x48/0x200
[  248.110166]  ? check_preemption_disabled+0x48/0x200
[  248.115189]  ? kvm_clock_read+0x18/0x30
[  248.119162]  ? kvm_sched_clock_read+0x9/0x20
[  248.123577]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.129120]  ? check_preemption_disabled+0x48/0x200
[  248.134152]  irq_exit+0x17f/0x1c0
[  248.137610]  smp_apic_timer_interrupt+0x1cb/0x760
[  248.142455]  ? smp_reschedule_interrupt+0x109/0x650
[  248.147477]  ? smp_call_function_single_interrupt+0x650/0x650
[  248.153362]  ? interrupt_entry+0xb5/0xf0
[  248.157516]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.162530]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.167566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.172413]  ? trace_hardirqs_off+0x300/0x300
[  248.176905]  ? trace_hardirqs_off+0x300/0x300
[  248.181401]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.186944]  ? check_preemption_disabled+0x48/0x200
[  248.191962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.197508]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.202362]  apic_timer_interrupt+0xf/0x20
[  248.206590]  </IRQ>
[  248.208831] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  248.214108] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  248.233031] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  248.240749] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  248.248019] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  248.255290] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  248.262559] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  248.269828] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  248.277121]  ? arch_local_irq_restore+0x45/0x52
[  248.281807]  dump_stack+0x26a/0x2b4
[  248.285439]  ? dump_stack_print_info.cold.2+0x52/0x52
[  248.290633]  ? mark_held_locks+0x130/0x130
[  248.294869]  ? mark_held_locks+0x130/0x130
[  248.299111]  dump_header+0x27b/0xf72
[  248.302841]  ? pagefault_out_of_memory+0x197/0x197
[  248.307778]  ? mark_held_locks+0x130/0x130
[  248.312019]  ? __lock_acquire+0x7ec/0x4ec0
[  248.316265]  ? mem_cgroup_charge_statistics+0x780/0x780
[  248.321632]  ? print_usage_bug+0xc0/0xc0
[  248.325696]  ? print_usage_bug+0xc0/0xc0
[  248.329763]  ? graph_lock+0x170/0x170
[  248.333558]  ? graph_lock+0x170/0x170
[  248.337360]  ? print_usage_bug+0xc0/0xc0
[  248.341418]  ? print_usage_bug+0xc0/0xc0
[  248.345487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.351036]  ? find_held_lock+0x36/0x1c0
[  248.355105]  ? mark_held_locks+0xc7/0x130
[  248.359263]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.364368]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.369470]  ? lockdep_hardirqs_on+0x421/0x5c0
[  248.374053]  ? trace_hardirqs_on+0xbd/0x310
[  248.378378]  ? kasan_check_read+0x11/0x20
[  248.382526]  ? ___ratelimit+0x36f/0x655
[  248.386504]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.391959]  ? trace_hardirqs_on+0x310/0x310
[  248.396399]  ? lock_downgrade+0x900/0x900
[  248.400561]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  248.405671]  ? ___ratelimit+0xaa/0x655
[  248.409576]  ? idr_get_free+0xec0/0xec0
[  248.413554]  ? kasan_check_write+0x14/0x20
[  248.417793]  ? do_raw_spin_lock+0xc1/0x200
[  248.422041]  oom_kill_process.cold.27+0x10/0x903
[  248.426801]  ? graph_lock+0x170/0x170
[  248.430609]  ? _raw_spin_unlock+0x2c/0x50
[  248.434757]  ? oom_badness+0xe6/0xaa0
[  248.438564]  ? oom_evaluate_task+0x540/0x540
[  248.442979]  ? find_held_lock+0x36/0x1c0
[  248.447051]  ? out_of_memory+0x974/0x14c0
[  248.451200]  ? lock_downgrade+0x900/0x900
[  248.455350]  ? check_preemption_disabled+0x48/0x200
[  248.460372]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.466171]  ? kasan_check_read+0x11/0x20
[  248.470321]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.475599]  ? rcu_bh_qs+0xc0/0xc0
[  248.479164]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  248.484183]  ? oom_evaluate_task+0x302/0x540
[  248.488596]  out_of_memory+0xa86/0x14c0
[  248.492582]  ? oom_killer_disable+0x3a0/0x3a0
[  248.497079]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  248.502015]  ? __mutex_add_waiter+0x2a0/0x2a0
[  248.506522]  __alloc_pages_slowpath+0x2318/0x2d80
[  248.511402]  ? warn_alloc+0x120/0x120
[  248.515207]  ? __radix_tree_lookup+0x4c0/0x4c0
[  248.519816]  ? find_get_entry+0x2f2/0xc40
[  248.523977]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  248.529519]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  248.534448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.539986]  ? should_fail+0x22d/0xd01
[  248.543879]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  248.548985]  ? __lock_is_held+0xb5/0x140
[  248.553084]  ? __lock_is_held+0xb5/0x140
[  248.557166]  ? ___might_sleep+0x1ed/0x300
[  248.561312]  ? lock_release+0x970/0x970
[  248.565292]  ? arch_local_save_flags+0x40/0x40
[  248.569890]  ? __might_sleep+0x95/0x190
[  248.573873]  __alloc_pages_nodemask+0xa80/0xde0
[  248.578548]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  248.583567]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.589368]  ? kasan_check_read+0x11/0x20
[  248.593519]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.598808]  ? graph_lock+0x170/0x170
[  248.602614]  ? print_usage_bug+0xc0/0xc0
[  248.606679]  ? graph_lock+0x170/0x170
[  248.610478]  ? graph_lock+0x170/0x170
[  248.614280]  ? __do_page_cache_readahead+0x7ce/0x980
[  248.619393]  ? find_held_lock+0x36/0x1c0
[  248.623459]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  248.629005]  alloc_pages_current+0x10c/0x210
[  248.633414]  ? lock_downgrade+0x900/0x900
[  248.637571]  __page_cache_alloc+0x38f/0x5b0
[  248.641896]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.647695]  ? kasan_check_read+0x11/0x20
[  248.651867]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.657147]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  248.661822]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.667387]  ? check_preemption_disabled+0x48/0x200
[  248.672416]  filemap_fault+0x1594/0x25f0
[  248.676518]  ? __lock_page_or_retry+0xa00/0xa00
[  248.681195]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.686991]  ? kasan_check_read+0x11/0x20
[  248.691142]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.696420]  ? rcu_bh_qs+0xc0/0xc0
[  248.699977]  ? filemap_map_pages+0xdea/0x1980
[  248.704485]  ? graph_lock+0x170/0x170
[  248.708292]  ? find_get_pages_range_tag+0x1320/0x1320
[  248.713487]  ? pick_next_task_fair+0x98e/0x17c0
[  248.718159]  ? print_usage_bug+0xc0/0xc0
[  248.722220]  ? graph_lock+0x170/0x170
[  248.726037]  ? find_held_lock+0x36/0x1c0
[  248.730116]  ? lock_acquire+0x1ed/0x520
[  248.734089]  ? ext4_filemap_fault+0x7a/0xad
[  248.738423]  ? lock_release+0x970/0x970
[  248.742396]  ? arch_local_save_flags+0x40/0x40
[  248.746981]  ? mark_held_locks+0x130/0x130
[  248.751231]  ? down_read+0xb0/0x1d0
[  248.754870]  ? ext4_filemap_fault+0x7a/0xad
[  248.759191]  ? __down_interruptible+0x700/0x700
[  248.763866]  ? mark_held_locks+0x130/0x130
[  248.768120]  ext4_filemap_fault+0x82/0xad
[  248.772275]  __do_fault+0x100/0x6b0
[  248.775907]  ? print_bad_pte+0x6c0/0x6c0
[  248.779968]  ? graph_lock+0x170/0x170
[  248.783771]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  248.788793]  ? hrtimer_active+0x2db/0x440
[  248.792953]  ? pmd_val+0x88/0x100
[  248.796407]  ? add_mm_counter_fast+0xd0/0xd0
[  248.800819]  ? pmd_val+0x88/0x100
[  248.804277]  ? add_mm_counter_fast+0xd0/0xd0
[  248.808695]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.814248]  __handle_mm_fault+0x3709/0x53e0
[  248.818672]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  248.823535]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  248.828640]  ? graph_lock+0x170/0x170
[  248.832444]  ? print_usage_bug+0xc0/0xc0
[  248.836509]  ? kasan_check_read+0x11/0x20
[  248.840654]  ? __free_object+0x173/0x340
[  248.844717]  ? graph_lock+0x170/0x170
[  248.848519]  ? graph_lock+0x170/0x170
[  248.852341]  ? handle_mm_fault+0x42a/0xc70
[  248.856587]  ? lock_downgrade+0x900/0x900
[  248.860736]  ? check_preemption_disabled+0x48/0x200
[  248.865764]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  248.871566]  ? kasan_check_read+0x11/0x20
[  248.875723]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  248.881004]  ? rcu_bh_qs+0xc0/0xc0
[  248.884549]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  248.890003]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  248.895567]  ? check_preemption_disabled+0x48/0x200
[  248.900594]  handle_mm_fault+0x54f/0xc70
[  248.904664]  ? __handle_mm_fault+0x53e0/0x53e0
[  248.909261]  ? find_vma+0x34/0x190
[  248.912814]  __do_page_fault+0x67d/0xed0
[  248.916885]  ? mm_fault_error+0x380/0x380
[  248.921035]  ? trace_hardirqs_off+0xb8/0x300
[  248.925446]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  248.930817]  ? trace_hardirqs_on+0x310/0x310
[  248.935246]  do_page_fault+0xf2/0x7e0
[  248.939054]  ? vmalloc_sync_all+0x30/0x30
[  248.943204]  ? error_entry+0x70/0xd0
[  248.946927]  ? trace_hardirqs_off_caller+0xbb/0x300
[  248.951942]  ? trace_hardirqs_on_caller+0xc0/0x300
[  248.956871]  ? syscall_return_slowpath+0x5e0/0x5e0
[  248.961800]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.966648]  ? trace_hardirqs_off+0x300/0x300
[  248.971142]  ? trace_hardirqs_off_caller+0x300/0x300
[  248.976256]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  248.981281]  ? prepare_exit_to_usermode+0x291/0x3b0
[  248.986609]  ? page_fault+0x8/0x30
[  248.990156]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  248.995006]  ? page_fault+0x8/0x30
[  248.998550]  page_fault+0x1e/0x30
[  249.002004] RIP: 0033:0x7f9819842e40
[  249.005741] Code: Bad RIP value.
[  249.009106] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  249.014471] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  249.021737] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  249.029007] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  249.036273] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  249.043543] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  249.050858] warn_alloc_show_mem: 1 callbacks suppressed
[  249.050871] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  249.050873] Mem-Info:
[  249.050902] active_anon:39986 inactive_anon:371 isolated_anon:0
[  249.050902]  active_file:17 inactive_file:14 isolated_file:0
[  249.050902]  unevictable:0 dirty:0 writeback:0 unstable:0
[  249.050902]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  249.050902]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  249.050902]  free:13700 free_pcp:499 free_cma:0
[  249.056257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  249.063468] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  249.065866] Call Trace:
[  249.098743] Node 0 
[  249.108099]  <IRQ>
[  249.136305] 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
[  249.138879]  dump_stack+0x1c4/0x2b4
[  249.141083] lowmem_reserve[]: 0
[  249.143244]  ? dump_stack_print_info.cold.2+0x52/0x52
[  249.168746]  2817
[  249.172385]  warn_alloc.cold.118+0xb7/0x1bd
[  249.175625]  6321
[  249.180810]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  249.182846]  6321
[  249.187163]  ? lock_downgrade+0x900/0x900
[  249.189199] Node 0 
[  249.194045]  ? trace_hardirqs_off+0xb8/0x300
[  249.196103] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  249.200222]  ? trace_hardirqs_off+0xb8/0x300
[  249.202443] lowmem_reserve[]:
[  249.206851]  __alloc_pages_slowpath+0x2667/0x2d80
[  249.233541]  0 0
[  249.237993]  ? warn_alloc+0x120/0x120
[  249.241042]  3503
[  249.245881]  ? trace_hardirqs_on+0x310/0x310
[  249.247827]  3503
[  249.251624]  ? warn_alloc+0x120/0x120
[  249.258064]  ? print_usage_bug+0xc0/0xc0
[  249.260108] Node 0 
[  249.263899]  ? warn_alloc+0x120/0x120
[  249.267961] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  249.270178]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  249.273949] lowmem_reserve[]:
[  249.302499]  ? print_usage_bug+0xc0/0xc0
[  249.307490]  0
[  249.310591]  ? __lock_acquire+0x7ec/0x4ec0
[  249.314627]  0
[  249.316424]  ? __lock_acquire+0x7ec/0x4ec0
[  249.320636]  0
[  249.322433]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.326642]  0
[  249.328439]  ? should_fail+0x22d/0xd01
[  249.333950] Node 0 
[  249.335754]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.339615] DMA: 
[  249.341848]  ? __lock_acquire+0x7ec/0x4ec0
[  249.346926] 1*4kB 
[  249.348991]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  249.353198] (U) 
[  249.355351]  ? __lock_acquire+0x7ec/0x4ec0
[  249.360430] 0*8kB 
[  249.362405]  ? should_fail+0x22d/0xd01
[  249.366609] 0*16kB 
[  249.368755]  ? print_usage_bug+0xc0/0xc0
[  249.372607] 1*32kB (U) 
[  249.374852]  ? mark_held_locks+0x130/0x130
[  249.378879] 2*64kB 
[  249.381458]  ? mark_held_locks+0x130/0x130
[  249.385666] (U) 
[  249.387902]  ? graph_lock+0x170/0x170
[  249.392102] 1*128kB (U) 
[  249.394080]  ? print_usage_bug+0xc0/0xc0
[  249.397851] 1*256kB (U) 
[  249.400548]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  249.404576] 0*512kB 1*1024kB 
[  249.407258]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.411987] (U) 
[  249.415092]  ? check_preemption_disabled+0x48/0x200
[  249.420593] 1*2048kB (M) 
[  249.422577]  ? check_preemption_disabled+0x48/0x200
[  249.427565] 3*4096kB 
[  249.430327]  ? __lock_is_held+0xb5/0x140
[  249.435302] (M) 
[  249.437718]  __alloc_pages_nodemask+0xa80/0xde0
[  249.441750] = 15908kB
[  249.443719]  ? graph_lock+0x170/0x170
[  249.448359] Node 0 
[  249.450766]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  249.454535] DMA32: 3*4kB 
[  249.456776]  ? graph_lock+0x170/0x170
[  249.461764] (UM) 
[  249.464525]  ? find_held_lock+0x36/0x1c0
[  249.468294] 1*8kB 
[  249.470364]  ? ____cache_alloc_node+0x1c7/0x1e0
[  249.474390] (U) 
[  249.476715]  ? lock_downgrade+0x900/0x900
[  249.481354] 4*16kB (UM) 
[  249.483349]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.487459] 2*32kB (UM) 
[  249.490139]  cache_grow_begin+0x91/0x8c0
[  249.495642] 2*64kB (M) 
[  249.498332]  ? do_raw_spin_unlock+0xa7/0x2f0
[  249.502356] 3*128kB (M) 
[  249.504948]  fallback_alloc+0x203/0x2e0
[  249.509327] 3*256kB 
[  249.511995]  ____cache_alloc_node+0x1c7/0x1e0
[  249.515939] (UM) 
[  249.518265]  kmem_cache_alloc_node+0xe3/0x730
[  249.522735] 4*512kB 
[  249.524795]  ? ipv6_get_ifaddr+0x42e/0x620
[  249.529265] (UM) 
[  249.531588]  __alloc_skb+0x119/0x770
[  249.535789] 3*1024kB 
[  249.537848]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  249.541525] (M) 3*2048kB 
[  249.543938]  ? skb_scrub_packet+0x490/0x490
[  249.549274] (UM) 
[  249.552030]  ? lock_downgrade+0x900/0x900
[  249.556327] 3*4096kB 
[  249.558389]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.562503] (M) 
[  249.564907]  ? refcount_sub_and_test_checked+0x203/0x310
[  249.570419] = 24980kB
[  249.572391]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  249.577818] Node 0 
[  249.580252]  ? addrconf_rs_timer+0x6f0/0x6f0
[  249.585666] Normal: 870*4kB 
[  249.587914]  ndisc_alloc_skb+0x144/0x340
[  249.592289] (MEH) 
[  249.595312]  ndisc_send_rs+0x331/0x6e0
[  249.599339] 510*8kB 
[  249.601487]  addrconf_rs_timer+0x3c0/0x6f0
[  249.605356] (UMEH) 
[  249.607674]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.611880] 199*16kB 
[  249.614123]  call_timer_fn+0x272/0x920
[  249.618322] (UMEH) 
[  249.620726]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.624587] 70*32kB 
[  249.626825]  ? process_timeout+0x40/0x40
[  249.631032] (UMEH) 
[  249.633354]  ? find_held_lock+0x36/0x1c0
[  249.637392] 11*64kB 
[  249.639626]  ? __run_timers+0x7da/0xc70
[  249.643656] (UMH) 
[  249.645977]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.649926] 2*128kB 
[  249.652066]  ? _raw_spin_unlock_irq+0x27/0x80
[  249.656528] (H) 0*256kB 
[  249.658854]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.663323] 0*512kB 
[  249.665991]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  249.670200] 0*1024kB 
[  249.672516]  ? trace_hardirqs_on+0xbd/0x310
[  249.677083] 0*2048kB 0*4096kB 
[  249.679498]  ? kasan_check_read+0x11/0x20
[  249.683789] = 13944kB
[  249.686987]  ? __run_timers+0x7da/0xc70
[  249.691113] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  249.693514]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  249.697466] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  249.706296]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.711721] 410 total pagecache pages
[  249.720295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  249.724509] 0 pages in swap cache
[  249.728297]  __run_timers+0x7e5/0xc70
[  249.732502] Swap cache stats: add 0, delete 0, find 0/0
[  249.732511] Free swap  = 0kB
[  249.735967]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  249.739731] Total swap = 0kB
[  249.745103]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  249.748095] 1965979 pages RAM
[  249.753453]  ? graph_lock+0x170/0x170
[  249.756471] 0 pages HighMem/MovableOnly
[  249.761484]  ? enqueue_hrtimer+0x1a5/0x560
[  249.764569] 342744 pages reserved
[  249.768359]  ? lock_release+0x970/0x970
[  249.768376]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  249.772328] 0 pages cma reserved
[  249.776558]  ? find_held_lock+0x36/0x1c0
[  249.780048] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  249.783950]  ? graph_lock+0x170/0x170
[  249.783966]  ? pvclock_read_flags+0x160/0x160
[  249.783987]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.789228] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  249.792536]  ? check_preemption_disabled+0x48/0x200
[  249.796569] cron cpuset=
[  249.803060]  ? __lock_is_held+0xb5/0x140
[  249.806830] /
[  249.811323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.816842]  mems_allowed=0
[  249.826550]  ? check_preemption_disabled+0x48/0x200
[  249.853432]  run_timer_softirq+0x52/0xb0
[  249.857524]  ? rcu_read_lock_sched_held+0x108/0x120
[  249.862544]  __do_softirq+0x30b/0xad8
[  249.866363]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  249.871475]  ? pvclock_read_flags+0x160/0x160
[  249.875972]  ? lapic_next_event+0x5a/0x90
[  249.880122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.885665]  ? check_preemption_disabled+0x48/0x200
[  249.890684]  ? check_preemption_disabled+0x48/0x200
[  249.895711]  ? kvm_clock_read+0x18/0x30
[  249.899686]  ? kvm_sched_clock_read+0x9/0x20
[  249.904101]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  249.909651]  ? check_preemption_disabled+0x48/0x200
[  249.914684]  irq_exit+0x17f/0x1c0
[  249.918146]  smp_apic_timer_interrupt+0x1cb/0x760
[  249.922993]  ? smp_call_function_single_interrupt+0x650/0x650
[  249.928882]  ? interrupt_entry+0xb5/0xf0
[  249.932949]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.937968]  ? trace_hardirqs_off_caller+0xbb/0x300
[  249.942990]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.947844]  ? trace_hardirqs_off+0x300/0x300
[  249.952350]  ? trace_hardirqs_off+0x300/0x300
[  249.956857]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.962418]  ? check_preemption_disabled+0x48/0x200
[  249.967450]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  249.973006]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  249.977865]  apic_timer_interrupt+0xf/0x20
[  249.982097]  </IRQ>
[  249.984343] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  249.989277] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  250.008189] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  250.015909] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  250.023183] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  250.030454] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  250.037726] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  250.044998] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  250.052320]  skb_clone+0x1bb/0x500
[  250.055873]  ? finish_task_switch+0x2f5/0x900
[  250.060374]  ? skb_split+0x11e0/0x11e0
[  250.064275]  ? preempt_notifier_register+0x200/0x200
[  250.069385]  ? __switch_to_asm+0x34/0x70
[  250.073451]  ? __switch_to_asm+0x34/0x70
[  250.077510]  ? __switch_to_asm+0x40/0x70
[  250.081569]  ? __switch_to_asm+0x34/0x70
[  250.085630]  ? __switch_to_asm+0x40/0x70
[  250.089693]  ? __switch_to_asm+0x34/0x70
[  250.093755]  ? __switch_to_asm+0x40/0x70
[  250.097826]  ? __switch_to_asm+0x34/0x70
[  250.101892]  ? __switch_to_asm+0x34/0x70
[  250.105953]  ? __switch_to_asm+0x40/0x70
[  250.110012]  ? __switch_to_asm+0x34/0x70
[  250.114088]  bpf_clone_redirect+0xb9/0x490
[  250.118334]  ? __schedule+0x874/0x1ed0
[  250.122231]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  250.127271]  ? __sched_text_start+0x8/0x8
[  250.131428]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  250.136290]  ? find_held_lock+0x36/0x1c0
[  250.140371]  ? lock_acquire+0x1ed/0x520
[  250.144368]  ? bpf_test_run+0x32e/0x5a0
[  250.148344]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.153888]  ? check_preemption_disabled+0x48/0x200
[  250.158916]  ? kasan_check_read+0x11/0x20
[  250.163072]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.168354]  ? rcu_bh_qs+0xc0/0xc0
[  250.171902]  ? preempt_schedule+0x4d/0x60
[  250.176052]  ? ___preempt_schedule+0x16/0x18
[  250.180470]  ? bpf_test_run+0x1c0/0x5a0
[  250.184458]  ? netlink_diag_dump+0x2a0/0x2a0
[  250.188871]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.194406]  ? bpf_test_init.isra.9+0x70/0x100
[  250.198995]  ? bpf_prog_test_run_skb+0x634/0xb40
[  250.203760]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  250.208603]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  250.214138]  ? fput+0x130/0x1a0
[  250.217424]  ? __bpf_prog_get+0x9b/0x290
[  250.221491]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  250.226334]  ? bpf_prog_test_run+0x130/0x1a0
[  250.230748]  ? __x64_sys_bpf+0x3d8/0x510
[  250.234811]  ? bpf_prog_get+0x20/0x20
[  250.238620]  ? ksys_ioctl+0x81/0xd0
[  250.242267]  ? do_syscall_64+0x1b9/0x820
[  250.246336]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  250.251707]  ? syscall_return_slowpath+0x5e0/0x5e0
[  250.256642]  ? trace_hardirqs_off+0x300/0x300
[  250.261139]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  250.266157]  ? recalc_sigpending_tsk+0x180/0x180
[  250.270916]  ? kasan_check_write+0x14/0x20
[  250.275162]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.280013]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  250.285397] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  250.285486] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  250.291809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  250.291818] Call Trace:
[  250.298416] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  250.307639]  <IRQ>
[  250.310210] syz-executor4 cpuset=
[  250.320692]  dump_stack+0x1c4/0x2b4
[  250.322816] syz4
[  250.326266]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.329870]  mems_allowed=0
[  250.331846]  warn_alloc.cold.118+0xb7/0x1bd
[  250.344235]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  250.349092]  ? lock_downgrade+0x900/0x900
[  250.353258]  ? trace_hardirqs_off+0xb8/0x300
[  250.357674]  ? trace_hardirqs_off+0xb8/0x300
[  250.362093]  __alloc_pages_slowpath+0x2667/0x2d80
[  250.366966]  ? warn_alloc+0x120/0x120
[  250.370776]  ? warn_alloc+0x120/0x120
[  250.374582]  ? print_usage_bug+0xc0/0xc0
[  250.378646]  ? warn_alloc+0x120/0x120
[  250.382450]  ? print_usage_bug+0xc0/0xc0
[  250.386511]  ? __lock_acquire+0x7ec/0x4ec0
[  250.390744]  ? __lock_acquire+0x7ec/0x4ec0
[  250.394980]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.400521]  ? should_fail+0x22d/0xd01
[  250.404412]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.409517]  ? __lock_acquire+0x7ec/0x4ec0
[  250.413760]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  250.418865]  ? __lock_acquire+0x7ec/0x4ec0
[  250.423100]  ? should_fail+0x22d/0xd01
[  250.427000]  ? mark_held_locks+0x130/0x130
[  250.431249]  ? mark_held_locks+0x130/0x130
[  250.435486]  ? graph_lock+0x170/0x170
[  250.439283]  ? graph_lock+0x170/0x170
[  250.443087]  ? graph_lock+0x170/0x170
[  250.446888]  ? print_usage_bug+0xc0/0xc0
[  250.450952]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.456508]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.462086]  ? check_preemption_disabled+0x48/0x200
[  250.467122]  ? check_preemption_disabled+0x48/0x200
[  250.472163]  ? __lock_is_held+0xb5/0x140
[  250.476244]  __alloc_pages_nodemask+0xa80/0xde0
[  250.480917]  ? graph_lock+0x170/0x170
[  250.484731]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  250.489755]  ? graph_lock+0x170/0x170
[  250.493571]  ? find_held_lock+0x36/0x1c0
[  250.497645]  ? ____cache_alloc_node+0x1c7/0x1e0
[  250.502321]  ? lock_downgrade+0x900/0x900
[  250.506484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.512036]  cache_grow_begin+0x91/0x8c0
[  250.516110]  ? do_raw_spin_unlock+0xa7/0x2f0
[  250.520538]  fallback_alloc+0x203/0x2e0
[  250.524533]  ____cache_alloc_node+0x1c7/0x1e0
[  250.529051]  kmem_cache_alloc_node+0xe3/0x730
[  250.533571]  ? ipv6_get_ifaddr+0x42e/0x620
[  250.537837]  __alloc_skb+0x119/0x770
[  250.541573]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  250.546871]  ? skb_scrub_packet+0x490/0x490
[  250.551209]  ? lock_downgrade+0x900/0x900
[  250.555398]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.560952]  ? refcount_sub_and_test_checked+0x203/0x310
[  250.566431]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  250.571898]  ? addrconf_rs_timer+0x6f0/0x6f0
[  250.576337]  ndisc_alloc_skb+0x144/0x340
[  250.580417]  ndisc_send_rs+0x331/0x6e0
[  250.584325]  addrconf_rs_timer+0x3c0/0x6f0
[  250.588579]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.592844]  call_timer_fn+0x272/0x920
[  250.596740]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.600987]  ? process_timeout+0x40/0x40
[  250.605055]  ? find_held_lock+0x36/0x1c0
[  250.609129]  ? mark_held_locks+0xc7/0x130
[  250.613291]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.617810]  ? _raw_spin_unlock_irq+0x27/0x80
[  250.622313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.626562]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  250.631149]  ? trace_hardirqs_on+0xbd/0x310
[  250.635473]  ? kasan_check_read+0x11/0x20
[  250.639632]  ? __run_timers+0x7da/0xc70
[  250.643613]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  250.649076]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.653329]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  250.657577]  __run_timers+0x7e5/0xc70
[  250.661398]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  250.666778]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  250.671819]  ? graph_lock+0x170/0x170
[  250.675632]  ? print_usage_bug+0xc0/0xc0
[  250.679698]  ? lock_release+0x970/0x970
[  250.683694]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  250.688899]  ? find_held_lock+0x36/0x1c0
[  250.692970]  ? graph_lock+0x170/0x170
[  250.696785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.702339]  ? check_preemption_disabled+0x48/0x200
[  250.707374]  ? __lock_is_held+0xb5/0x140
[  250.711441]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.716991]  ? check_preemption_disabled+0x48/0x200
[  250.722021]  run_timer_softirq+0x52/0xb0
[  250.726086]  ? rcu_read_lock_sched_held+0x108/0x120
[  250.731109]  __do_softirq+0x30b/0xad8
[  250.734925]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  250.740045]  ? pvclock_read_flags+0x160/0x160
[  250.744550]  ? lapic_next_event+0x5a/0x90
[  250.748713]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.754271]  ? check_preemption_disabled+0x48/0x200
[  250.759301]  ? check_preemption_disabled+0x48/0x200
[  250.764350]  ? kvm_clock_read+0x18/0x30
[  250.768337]  ? kvm_sched_clock_read+0x9/0x20
[  250.772761]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  250.778318]  ? check_preemption_disabled+0x48/0x200
[  250.783364]  irq_exit+0x17f/0x1c0
[  250.786841]  smp_apic_timer_interrupt+0x1cb/0x760
[  250.791700]  ? smp_reschedule_interrupt+0x109/0x650
[  250.796739]  ? smp_call_function_single_interrupt+0x650/0x650
[  250.802643]  ? interrupt_entry+0xb5/0xf0
[  250.806719]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.811745]  ? trace_hardirqs_off_caller+0xbb/0x300
[  250.816781]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.821642]  ? trace_hardirqs_off+0x300/0x300
[  250.826153]  ? trace_hardirqs_off+0x300/0x300
[  250.830663]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.836222]  ? check_preemption_disabled+0x48/0x200
[  250.841266]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  250.846829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  250.851698]  apic_timer_interrupt+0xf/0x20
[  250.855937]  </IRQ>
[  250.858180] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  250.863469] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  250.882384] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  250.890114] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  250.897401] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  250.904685] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  250.911971] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  250.919280] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  250.926590]  ? arch_local_irq_restore+0x45/0x52
[  250.931294]  dump_stack+0x26a/0x2b4
[  250.934940]  ? dump_stack_print_info.cold.2+0x52/0x52
[  250.940146]  ? mark_held_locks+0x130/0x130
[  250.944395]  ? mark_held_locks+0x130/0x130
[  250.948646]  dump_header+0x27b/0xf72
[  250.952388]  ? pagefault_out_of_memory+0x197/0x197
[  250.957338]  ? mark_held_locks+0x130/0x130
[  250.961586]  ? __lock_acquire+0x7ec/0x4ec0
[  250.965831]  ? mem_cgroup_charge_statistics+0x780/0x780
[  250.971204]  ? print_usage_bug+0xc0/0xc0
[  250.975284]  ? print_usage_bug+0xc0/0xc0
[  250.979363]  ? graph_lock+0x170/0x170
[  250.983169]  ? graph_lock+0x170/0x170
[  250.987396]  ? print_usage_bug+0xc0/0xc0
[  250.991465]  ? print_usage_bug+0xc0/0xc0
[  250.995543]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.001095]  ? find_held_lock+0x36/0x1c0
[  251.005175]  ? mark_held_locks+0xc7/0x130
[  251.009343]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.014463]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.019589]  ? lockdep_hardirqs_on+0x421/0x5c0
[  251.024191]  ? trace_hardirqs_on+0xbd/0x310
[  251.028531]  ? kasan_check_read+0x11/0x20
[  251.032695]  ? ___ratelimit+0x36f/0x655
[  251.036690]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.042160]  ? trace_hardirqs_on+0x310/0x310
[  251.046586]  ? lock_downgrade+0x900/0x900
[  251.050760]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  251.055879]  ? ___ratelimit+0xaa/0x655
[  251.059784]  ? idr_get_free+0xec0/0xec0
[  251.063776]  ? kasan_check_write+0x14/0x20
[  251.068025]  ? do_raw_spin_lock+0xc1/0x200
[  251.072285]  oom_kill_process.cold.27+0x10/0x903
[  251.077064]  ? graph_lock+0x170/0x170
[  251.080877]  ? _raw_spin_unlock+0x2c/0x50
[  251.085036]  ? oom_badness+0xe6/0xaa0
[  251.088851]  ? oom_evaluate_task+0x540/0x540
[  251.093282]  ? find_held_lock+0x36/0x1c0
[  251.097364]  ? out_of_memory+0x974/0x14c0
[  251.101526]  ? lock_downgrade+0x900/0x900
[  251.105685]  ? check_preemption_disabled+0x48/0x200
[  251.110720]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.117022]  ? kasan_check_read+0x11/0x20
[  251.121186]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.126478]  ? rcu_bh_qs+0xc0/0xc0
[  251.130039]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  251.135069]  ? oom_evaluate_task+0x302/0x540
[  251.139498]  out_of_memory+0xa86/0x14c0
[  251.143497]  ? oom_killer_disable+0x3a0/0x3a0
[  251.148011]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  251.152958]  ? __mutex_add_waiter+0x2a0/0x2a0
[  251.157483]  __alloc_pages_slowpath+0x2318/0x2d80
[  251.162375]  ? warn_alloc+0x120/0x120
[  251.166189]  ? __radix_tree_lookup+0x4c0/0x4c0
[  251.170795]  ? find_get_entry+0x2f2/0xc40
[  251.174970]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  251.180521]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  251.185486]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.191038]  ? should_fail+0x22d/0xd01
[  251.194942]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.200061]  ? __lock_is_held+0xb5/0x140
[  251.204159]  ? __lock_is_held+0xb5/0x140
[  251.208250]  ? ___might_sleep+0x1ed/0x300
[  251.212407]  ? lock_release+0x970/0x970
[  251.216397]  ? arch_local_save_flags+0x40/0x40
[  251.221005]  ? __might_sleep+0x95/0x190
[  251.225003]  __alloc_pages_nodemask+0xa80/0xde0
[  251.229694]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  251.234725]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.240531]  ? kasan_check_read+0x11/0x20
[  251.244696]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.249993]  ? graph_lock+0x170/0x170
[  251.253817]  ? print_usage_bug+0xc0/0xc0
[  251.257898]  ? graph_lock+0x170/0x170
[  251.261714]  ? graph_lock+0x170/0x170
[  251.265532]  ? __do_page_cache_readahead+0x7ce/0x980
[  251.270660]  ? find_held_lock+0x36/0x1c0
[  251.274744]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  251.280325]  alloc_pages_current+0x10c/0x210
[  251.284753]  ? lock_downgrade+0x900/0x900
[  251.288923]  __page_cache_alloc+0x38f/0x5b0
[  251.293269]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.299086]  ? kasan_check_read+0x11/0x20
[  251.303248]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.308530]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  251.313207]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.318754]  ? check_preemption_disabled+0x48/0x200
[  251.323785]  filemap_fault+0x1594/0x25f0
[  251.327867]  ? __lock_page_or_retry+0xa00/0xa00
[  251.332537]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.338337]  ? kasan_check_read+0x11/0x20
[  251.342492]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.347773]  ? rcu_bh_qs+0xc0/0xc0
[  251.351337]  ? filemap_map_pages+0xdea/0x1980
[  251.355851]  ? graph_lock+0x170/0x170
[  251.359657]  ? find_get_pages_range_tag+0x1320/0x1320
[  251.364852]  ? pick_next_task_fair+0x98e/0x17c0
[  251.369520]  ? print_usage_bug+0xc0/0xc0
[  251.373580]  ? graph_lock+0x170/0x170
[  251.377386]  ? find_held_lock+0x36/0x1c0
[  251.381466]  ? lock_acquire+0x1ed/0x520
[  251.385442]  ? ext4_filemap_fault+0x7a/0xad
[  251.389774]  ? lock_release+0x970/0x970
[  251.393754]  ? arch_local_save_flags+0x40/0x40
[  251.398355]  ? mark_held_locks+0x130/0x130
[  251.402604]  ? down_read+0xb0/0x1d0
[  251.406234]  ? ext4_filemap_fault+0x7a/0xad
[  251.410565]  ? __down_interruptible+0x700/0x700
[  251.415251]  ? mark_held_locks+0x130/0x130
[  251.419506]  ext4_filemap_fault+0x82/0xad
[  251.423659]  __do_fault+0x100/0x6b0
[  251.427294]  ? print_bad_pte+0x6c0/0x6c0
[  251.431358]  ? graph_lock+0x170/0x170
[  251.435160]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  251.440173]  ? hrtimer_active+0x2db/0x440
[  251.444327]  ? pmd_val+0x88/0x100
[  251.447783]  ? add_mm_counter_fast+0xd0/0xd0
[  251.452193]  ? pmd_val+0x88/0x100
[  251.455644]  ? add_mm_counter_fast+0xd0/0xd0
[  251.460056]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.465600]  __handle_mm_fault+0x3709/0x53e0
[  251.470017]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  251.474864]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  251.479968]  ? graph_lock+0x170/0x170
[  251.483771]  ? print_usage_bug+0xc0/0xc0
[  251.487834]  ? kasan_check_read+0x11/0x20
[  251.491980]  ? __free_object+0x173/0x340
[  251.496041]  ? graph_lock+0x170/0x170
[  251.499841]  ? graph_lock+0x170/0x170
[  251.503661]  ? handle_mm_fault+0x42a/0xc70
[  251.507898]  ? lock_downgrade+0x900/0x900
[  251.512047]  ? check_preemption_disabled+0x48/0x200
[  251.517070]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  251.522869]  ? kasan_check_read+0x11/0x20
[  251.527022]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  251.532303]  ? rcu_bh_qs+0xc0/0xc0
[  251.535848]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  251.541300]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.546841]  ? check_preemption_disabled+0x48/0x200
[  251.551871]  handle_mm_fault+0x54f/0xc70
[  251.555945]  ? __handle_mm_fault+0x53e0/0x53e0
[  251.560533]  ? find_vma+0x34/0x190
[  251.564082]  __do_page_fault+0x67d/0xed0
[  251.568151]  ? mm_fault_error+0x380/0x380
[  251.572303]  ? trace_hardirqs_off+0xb8/0x300
[  251.576721]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  251.582086]  ? trace_hardirqs_on+0x310/0x310
[  251.586502]  do_page_fault+0xf2/0x7e0
[  251.590310]  ? vmalloc_sync_all+0x30/0x30
[  251.594460]  ? error_entry+0x70/0xd0
[  251.598178]  ? trace_hardirqs_off_caller+0xbb/0x300
[  251.603193]  ? trace_hardirqs_on_caller+0xc0/0x300
[  251.608123]  ? syscall_return_slowpath+0x5e0/0x5e0
[  251.613055]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.617903]  ? trace_hardirqs_off+0x300/0x300
[  251.622403]  ? trace_hardirqs_off_caller+0x300/0x300
[  251.627508]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  251.632525]  ? prepare_exit_to_usermode+0x291/0x3b0
[  251.637547]  ? page_fault+0x8/0x30
[  251.641094]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  251.645942]  ? page_fault+0x8/0x30
[  251.649486]  page_fault+0x1e/0x30
[  251.652942] RIP: 0033:0x7f9819842e40
[  251.656658] Code: Bad RIP value.
[  251.660019] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  251.665381] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  251.672650] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  251.679919] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  251.687188] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  251.694478] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  251.701770] warn_alloc_show_mem: 1 callbacks suppressed
[  251.701783] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  251.701785] Mem-Info:
[  251.701822] active_anon:39986 inactive_anon:371 isolated_anon:0
[  251.701822]  active_file:17 inactive_file:14 isolated_file:0
[  251.701822]  unevictable:0 dirty:0 writeback:0 unstable:0
[  251.701822]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  251.701822]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  251.701822]  free:13700 free_pcp:499 free_cma:0
[  251.707155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  251.707163] Call Trace:
[  251.714362] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  251.716761]  <IRQ>
[  251.749634] Node 0 
[  251.758998]  dump_stack+0x1c4/0x2b4
[  251.761579] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  251.789247]  ? dump_stack_print_info.cold.2+0x52/0x52
[  251.791373] lowmem_reserve[]:
[  251.793616]  warn_alloc.cold.118+0xb7/0x1bd
[  251.797205]  0
[  251.822718]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  251.827889]  2817
[  251.830989]  ? lock_downgrade+0x900/0x900
[  251.835287]  6321
[  251.837092]  ? trace_hardirqs_off+0xb8/0x300
[  251.841904]  6321
[  251.843962]  ? trace_hardirqs_off+0xb8/0x300
[  251.850147]  __alloc_pages_slowpath+0x2667/0x2d80
[  251.854523] Node 0 
[  251.856606]  ? warn_alloc+0x120/0x120
[  251.860989] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  251.865804]  ? trace_hardirqs_on+0x310/0x310
[  251.868016] lowmem_reserve[]:
[  251.871812]  ? warn_alloc+0x120/0x120
[  251.898518]  0
[  251.902933]  ? print_usage_bug+0xc0/0xc0
[  251.906004]  0
[  251.909795]  ? warn_alloc+0x120/0x120
[  251.911578]  3503
[  251.915630]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  251.917402]  3503
[  251.921192]  ? print_usage_bug+0xc0/0xc0
[  251.923227] Node 0 
[  251.928248]  ? __lock_acquire+0x7ec/0x4ec0
[  251.930311] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  251.934344]  ? __lock_acquire+0x7ec/0x4ec0
[  251.936556] lowmem_reserve[]:
[  251.940789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  251.969304]  0 0
[  251.973562]  ? should_fail+0x22d/0xd01
[  251.976632]  0
[  251.982170]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.984119]  0
[  251.988000]  ? __lock_acquire+0x7ec/0x4ec0
[  251.994869]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  251.996647] Node 0 
[  252.000874]  ? __lock_acquire+0x7ec/0x4ec0
[  252.005954] DMA: 
[  252.008188]  ? should_fail+0x22d/0xd01
[  252.012399] 1*4kB 
[  252.014458]  ? print_usage_bug+0xc0/0xc0
[  252.018311] (U) 0*8kB 
[  252.020471]  ? mark_held_locks+0x130/0x130
[  252.024499] 0*16kB 
[  252.026988]  ? mark_held_locks+0x130/0x130
[  252.031198] 1*32kB 
[  252.033433]  ? graph_lock+0x170/0x170
[  252.037635] (U) 
[  252.039864]  ? print_usage_bug+0xc0/0xc0
[  252.043631] 2*64kB (U) 
[  252.045605]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  252.045622]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.049659] 1*128kB 
[  252.052245]  ? check_preemption_disabled+0x48/0x200
[  252.056972] (U) 
[  252.062497]  ? check_preemption_disabled+0x48/0x200
[  252.062522]  ? __lock_is_held+0xb5/0x140
[  252.064813] 1*256kB 
[  252.069826]  __alloc_pages_nodemask+0xa80/0xde0
[  252.071773] (U) 
[  252.076784]  ? graph_lock+0x170/0x170
[  252.080816] 0*512kB 1*1024kB 
[  252.083146]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  252.087788] (U) 
[  252.089754]  ? graph_lock+0x170/0x170
[  252.089779]  ? find_held_lock+0x36/0x1c0
[  252.093545] 1*2048kB 
[  252.096644]  ? ____cache_alloc_node+0x1c7/0x1e0
[  252.101626] (M) 
[  252.103600]  ? lock_downgrade+0x900/0x900
[  252.107374] 3*4096kB 
[  252.111433]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.113819] (M) 
[  252.118484]  cache_grow_begin+0x91/0x8c0
[  252.120429] = 15908kB
[  252.124569]  ? do_raw_spin_unlock+0xa7/0x2f0
[  252.126955] Node 0 
[  252.132489]  fallback_alloc+0x203/0x2e0
[  252.134436] DMA32: 
[  252.138495]  ____cache_alloc_node+0x1c7/0x1e0
[  252.140874] 3*4kB 
[  252.145281]  kmem_cache_alloc_node+0xe3/0x730
[  252.147491] (UM) 
[  252.151464]  ? ipv6_get_ifaddr+0x42e/0x620
[  252.153676] 1*8kB 
[  252.158166]  __alloc_skb+0x119/0x770
[  252.160284] (U) 
[  252.164777]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.166813] 4*16kB 
[  252.171039]  ? skb_scrub_packet+0x490/0x490
[  252.173161] (UM) 
[  252.176870]  ? lock_downgrade+0x900/0x900
[  252.178828] 2*32kB 
[  252.184098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.186305] (UM) 
[  252.190626]  ? refcount_sub_and_test_checked+0x203/0x310
[  252.192659] 2*64kB 
[  252.196798]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  252.199007] (M) 
[  252.204538]  ? addrconf_rs_timer+0x6f0/0x6f0
[  252.206574] 3*128kB 
[  252.212023]  ndisc_alloc_skb+0x144/0x340
[  252.214224] (M) 
[  252.219677]  ndisc_send_rs+0x331/0x6e0
[  252.221624] 3*256kB 
[  252.226029]  addrconf_rs_timer+0x3c0/0x6f0
[  252.228321] (UM) 
[  252.232383]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.234331] 4*512kB 
[  252.238220]  call_timer_fn+0x272/0x920
[  252.240510] (UM) 
[  252.244735]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.246776] 3*1024kB 
[  252.251001]  ? process_timeout+0x40/0x40
[  252.253298] (M) 
[  252.257174]  ? find_held_lock+0x36/0x1c0
[  252.257198]  ? __run_timers+0x7da/0xc70
[  252.259230] 3*2048kB 
[  252.263461]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.265841] (UM) 
[  252.269898]  ? _raw_spin_unlock_irq+0x27/0x80
[  252.271850] 3*4096kB 
[  252.275903]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.279848] (M) 
[  252.282263]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  252.286725] = 24980kB
[  252.286733] Node 0 
[  252.288794]  ? trace_hardirqs_on+0xbd/0x310
[  252.293270] Normal: 
[  252.295676]  ? kasan_check_read+0x11/0x20
[  252.299883] 870*4kB 
[  252.301853]  ? __run_timers+0x7da/0xc70
[  252.306406] (MEH) 
[  252.308813]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  252.311023] 510*8kB 
[  252.315346]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.317640] (UMEH) 
[  252.321783]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  252.324079] 199*16kB 
[  252.328044]  __run_timers+0x7e5/0xc70
[  252.330167] (UMEH) 
[  252.335619]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  252.337907] 70*32kB 
[  252.342139]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  252.344347] (UMEH) 
[  252.348573]  ? graph_lock+0x170/0x170
[  252.350966] 11*64kB 
[  252.354760]  ? enqueue_hrtimer+0x1a5/0x560
[  252.356970] (UMH) 
[  252.362331]  ? lock_release+0x970/0x970
[  252.364633] 2*128kB 
[  252.369637]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  252.371845] (H) 
[  252.375643]  ? find_held_lock+0x36/0x1c0
[  252.377930] 0*256kB 0*512kB 
[  252.382167]  ? graph_lock+0x170/0x170
[  252.384286] 0*1024kB 0*2048kB 
[  252.388273]  ? pvclock_read_flags+0x160/0x160
[  252.390575] 0*4096kB 
[  252.395760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.397711] = 13944kB
[  252.401764]  ? check_preemption_disabled+0x48/0x200
[  252.404758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  252.408551]  ? __lock_is_held+0xb5/0x140
[  252.411717] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  252.416201]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.418582] 410 total pagecache pages
[  252.424117]  ? check_preemption_disabled+0x48/0x200
[  252.426504] 0 pages in swap cache
[  252.431520]  run_timer_softirq+0x52/0xb0
[  252.440349] Swap cache stats: add 0, delete 0, find 0/0
[  252.444403]  ? rcu_read_lock_sched_held+0x108/0x120
[  252.452954] Free swap  = 0kB
[  252.458486]  __do_softirq+0x30b/0xad8
[  252.462269] Total swap = 0kB
[  252.467286]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  252.470705] 1965979 pages RAM
[  252.474762]  ? pvclock_read_flags+0x160/0x160
[  252.480094] 0 pages HighMem/MovableOnly
[  252.480102] 342744 pages reserved
[  252.485108]  ? lapic_next_event+0x5a/0x90
[  252.488096] 0 pages cma reserved
[  252.488173] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.491903]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.494993] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.499996]  ? check_preemption_disabled+0x48/0x200
[  252.503075] cron cpuset=
[  252.507564]  ? check_preemption_disabled+0x48/0x200
[  252.511509] /
[  252.514961]  ? kvm_clock_read+0x18/0x30
[  252.519084]  mems_allowed=0
[  252.522439]  ? kvm_sched_clock_read+0x9/0x20
[  252.569750]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.575296]  ? check_preemption_disabled+0x48/0x200
[  252.580337]  irq_exit+0x17f/0x1c0
[  252.583796]  smp_apic_timer_interrupt+0x1cb/0x760
[  252.588643]  ? smp_call_function_single_interrupt+0x650/0x650
[  252.594530]  ? interrupt_entry+0xb5/0xf0
[  252.598596]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.603611]  ? trace_hardirqs_off_caller+0xbb/0x300
[  252.608632]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.613481]  ? trace_hardirqs_off+0x300/0x300
[  252.617977]  ? trace_hardirqs_off+0x300/0x300
[  252.622472]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.628014]  ? check_preemption_disabled+0x48/0x200
[  252.633029]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.638578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.643430]  apic_timer_interrupt+0xf/0x20
[  252.647661]  </IRQ>
[  252.649902] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  252.654829] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  252.673735] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  252.681449] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  252.688721] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  252.695988] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  252.703257] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  252.710526] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  252.717840]  skb_clone+0x1bb/0x500
[  252.721383]  ? finish_task_switch+0x2f5/0x900
[  252.725880]  ? skb_split+0x11e0/0x11e0
[  252.729774]  ? preempt_notifier_register+0x200/0x200
[  252.734874]  ? __switch_to_asm+0x34/0x70
[  252.738936]  ? __switch_to_asm+0x34/0x70
[  252.742996]  ? __switch_to_asm+0x40/0x70
[  252.747055]  ? __switch_to_asm+0x34/0x70
[  252.751113]  ? __switch_to_asm+0x40/0x70
[  252.755175]  ? __switch_to_asm+0x34/0x70
[  252.759235]  ? __switch_to_asm+0x40/0x70
[  252.763303]  ? __switch_to_asm+0x34/0x70
[  252.767376]  ? __switch_to_asm+0x34/0x70
[  252.771434]  ? __switch_to_asm+0x40/0x70
[  252.775491]  ? __switch_to_asm+0x34/0x70
[  252.779564]  bpf_clone_redirect+0xb9/0x490
[  252.783806]  ? __schedule+0x874/0x1ed0
[  252.787702]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  252.792724]  ? __sched_text_start+0x8/0x8
[  252.796871]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  252.801639]  ? find_held_lock+0x36/0x1c0
[  252.805710]  ? lock_acquire+0x1ed/0x520
[  252.809681]  ? bpf_test_run+0x32e/0x5a0
[  252.813658]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  252.819199]  ? check_preemption_disabled+0x48/0x200
[  252.824219]  ? kasan_check_read+0x11/0x20
[  252.828376]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  252.833655]  ? rcu_bh_qs+0xc0/0xc0
[  252.837199]  ? preempt_schedule+0x4d/0x60
[  252.841353]  ? ___preempt_schedule+0x16/0x18
[  252.845774]  ? bpf_test_run+0x1c0/0x5a0
[  252.849759]  ? netlink_diag_dump+0x2a0/0x2a0
[  252.854173]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  252.859721]  ? bpf_test_init.isra.9+0x70/0x100
[  252.864313]  ? bpf_prog_test_run_skb+0x634/0xb40
[  252.869077]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  252.873922]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  252.879457]  ? fput+0x130/0x1a0
[  252.882739]  ? __bpf_prog_get+0x9b/0x290
[  252.886803]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  252.891644]  ? bpf_prog_test_run+0x130/0x1a0
[  252.896056]  ? __x64_sys_bpf+0x3d8/0x510
[  252.900118]  ? bpf_prog_get+0x20/0x20
[  252.903928]  ? ksys_ioctl+0x81/0xd0
[  252.907567]  ? do_syscall_64+0x1b9/0x820
[  252.911627]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  252.916996]  ? syscall_return_slowpath+0x5e0/0x5e0
[  252.921928]  ? trace_hardirqs_off+0x300/0x300
[  252.926428]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  252.931446]  ? recalc_sigpending_tsk+0x180/0x180
[  252.936206]  ? kasan_check_write+0x14/0x20
[  252.940458]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  252.945317]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  252.950700] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  252.950774] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  252.957106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  252.957111] Call Trace:
[  252.957118]  <IRQ>
[  252.957134]  dump_stack+0x1c4/0x2b4
[  252.957148]  ? dump_stack_print_info.cold.2+0x52/0x52
[  252.957177]  warn_alloc.cold.118+0xb7/0x1bd
[  252.963768] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  252.973014]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  252.975574] syz-executor4 cpuset=
[  252.977718]  ? lock_downgrade+0x900/0x900
[  252.981324] syz4
[  252.986794]  ? trace_hardirqs_off+0xb8/0x300
[  252.991092]  mems_allowed=0
[  253.001573]  ? trace_hardirqs_off+0xb8/0x300
[  253.027649]  __alloc_pages_slowpath+0x2667/0x2d80
[  253.032525]  ? warn_alloc+0x120/0x120
[  253.036330]  ? trace_hardirqs_on+0x310/0x310
[  253.040742]  ? warn_alloc+0x120/0x120
[  253.044548]  ? print_usage_bug+0xc0/0xc0
[  253.048609]  ? warn_alloc+0x120/0x120
[  253.052414]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  253.057433]  ? print_usage_bug+0xc0/0xc0
[  253.061499]  ? __lock_acquire+0x7ec/0x4ec0
[  253.065732]  ? __lock_acquire+0x7ec/0x4ec0
[  253.069971]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.075512]  ? should_fail+0x22d/0xd01
[  253.079408]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.084513]  ? __lock_acquire+0x7ec/0x4ec0
[  253.088759]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.093864]  ? __lock_acquire+0x7ec/0x4ec0
[  253.098097]  ? should_fail+0x22d/0xd01
[  253.101982]  ? print_usage_bug+0xc0/0xc0
[  253.106055]  ? mark_held_locks+0x130/0x130
[  253.110298]  ? mark_held_locks+0x130/0x130
[  253.114547]  ? graph_lock+0x170/0x170
[  253.118835]  ? print_usage_bug+0xc0/0xc0
[  253.122897]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  253.127654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.133197]  ? check_preemption_disabled+0x48/0x200
[  253.138218]  ? check_preemption_disabled+0x48/0x200
[  253.143263]  ? __lock_is_held+0xb5/0x140
[  253.147332]  __alloc_pages_nodemask+0xa80/0xde0
[  253.152006]  ? graph_lock+0x170/0x170
[  253.155828]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  253.160879]  ? graph_lock+0x170/0x170
[  253.164693]  ? find_held_lock+0x36/0x1c0
[  253.168763]  ? ____cache_alloc_node+0x1c7/0x1e0
[  253.173436]  ? lock_downgrade+0x900/0x900
[  253.177595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.183140]  cache_grow_begin+0x91/0x8c0
[  253.187203]  ? do_raw_spin_unlock+0xa7/0x2f0
[  253.191620]  fallback_alloc+0x203/0x2e0
[  253.195608]  ____cache_alloc_node+0x1c7/0x1e0
[  253.200120]  kmem_cache_alloc_node+0xe3/0x730
[  253.204615]  ? ipv6_get_ifaddr+0x42e/0x620
[  253.208861]  __alloc_skb+0x119/0x770
[  253.212580]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.217864]  ? skb_scrub_packet+0x490/0x490
[  253.222185]  ? lock_downgrade+0x900/0x900
[  253.226346]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.231884]  ? refcount_sub_and_test_checked+0x203/0x310
[  253.237370]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  253.242828]  ? addrconf_rs_timer+0x6f0/0x6f0
[  253.247263]  ndisc_alloc_skb+0x144/0x340
[  253.251332]  ndisc_send_rs+0x331/0x6e0
[  253.255228]  addrconf_rs_timer+0x3c0/0x6f0
[  253.259479]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.263729]  call_timer_fn+0x272/0x920
[  253.267616]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.271853]  ? process_timeout+0x40/0x40
[  253.275914]  ? find_held_lock+0x36/0x1c0
[  253.279987]  ? mark_held_locks+0xc7/0x130
[  253.284138]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.288633]  ? _raw_spin_unlock_irq+0x27/0x80
[  253.293130]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.297368]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  253.301953]  ? trace_hardirqs_on+0xbd/0x310
[  253.306280]  ? kasan_check_read+0x11/0x20
[  253.310429]  ? __run_timers+0x7da/0xc70
[  253.314406]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.319865]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.324107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  253.328351]  __run_timers+0x7e5/0xc70
[  253.332169]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  253.337535]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.342555]  ? graph_lock+0x170/0x170
[  253.346364]  ? print_usage_bug+0xc0/0xc0
[  253.350431]  ? lock_release+0x970/0x970
[  253.354406]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  253.359605]  ? find_held_lock+0x36/0x1c0
[  253.363670]  ? graph_lock+0x170/0x170
[  253.367481]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.373026]  ? check_preemption_disabled+0x48/0x200
[  253.378055]  ? __lock_is_held+0xb5/0x140
[  253.382120]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.387669]  ? check_preemption_disabled+0x48/0x200
[  253.392697]  run_timer_softirq+0x52/0xb0
[  253.396763]  ? rcu_read_lock_sched_held+0x108/0x120
[  253.401782]  __do_softirq+0x30b/0xad8
[  253.405602]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  253.410711]  ? pvclock_read_flags+0x160/0x160
[  253.415206]  ? lapic_next_event+0x5a/0x90
[  253.419365]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.424904]  ? check_preemption_disabled+0x48/0x200
[  253.429919]  ? check_preemption_disabled+0x48/0x200
[  253.434943]  ? kvm_clock_read+0x18/0x30
[  253.438919]  ? kvm_sched_clock_read+0x9/0x20
[  253.443335]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.448877]  ? check_preemption_disabled+0x48/0x200
[  253.453905]  irq_exit+0x17f/0x1c0
[  253.457361]  smp_apic_timer_interrupt+0x1cb/0x760
[  253.462201]  ? smp_reschedule_interrupt+0x109/0x650
[  253.467219]  ? smp_call_function_single_interrupt+0x650/0x650
[  253.473112]  ? interrupt_entry+0xb5/0xf0
[  253.477173]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.482189]  ? trace_hardirqs_off_caller+0xbb/0x300
[  253.487205]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.492050]  ? trace_hardirqs_off+0x300/0x300
[  253.496541]  ? trace_hardirqs_off+0x300/0x300
[  253.501041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.506581]  ? check_preemption_disabled+0x48/0x200
[  253.511595]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.517145]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  253.521997]  apic_timer_interrupt+0xf/0x20
[  253.526229]  </IRQ>
[  253.528476] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  253.533752] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  253.552655] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  253.560364] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  253.567632] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  253.574900] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  253.582170] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  253.589439] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  253.596731]  ? arch_local_irq_restore+0x45/0x52
[  253.601410]  dump_stack+0x26a/0x2b4
[  253.605040]  ? dump_stack_print_info.cold.2+0x52/0x52
[  253.610237]  ? mark_held_locks+0x130/0x130
[  253.614483]  ? mark_held_locks+0x130/0x130
[  253.618724]  dump_header+0x27b/0xf72
[  253.622450]  ? pagefault_out_of_memory+0x197/0x197
[  253.627385]  ? mark_held_locks+0x130/0x130
[  253.631623]  ? __lock_acquire+0x7ec/0x4ec0
[  253.635861]  ? mem_cgroup_charge_statistics+0x780/0x780
[  253.641228]  ? print_usage_bug+0xc0/0xc0
[  253.645297]  ? print_usage_bug+0xc0/0xc0
[  253.649367]  ? graph_lock+0x170/0x170
[  253.653168]  ? graph_lock+0x170/0x170
[  253.656967]  ? print_usage_bug+0xc0/0xc0
[  253.661024]  ? print_usage_bug+0xc0/0xc0
[  253.665098]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.670639]  ? find_held_lock+0x36/0x1c0
[  253.674709]  ? mark_held_locks+0xc7/0x130
[  253.678863]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  253.683965]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  253.689069]  ? lockdep_hardirqs_on+0x421/0x5c0
[  253.693652]  ? trace_hardirqs_on+0xbd/0x310
[  253.697976]  ? kasan_check_read+0x11/0x20
[  253.702127]  ? ___ratelimit+0x36f/0x655
[  253.706102]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  253.711551]  ? trace_hardirqs_on+0x310/0x310
[  253.715960]  ? lock_downgrade+0x900/0x900
[  253.720118]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  253.725223]  ? ___ratelimit+0xaa/0x655
[  253.729119]  ? idr_get_free+0xec0/0xec0
[  253.733097]  ? kasan_check_write+0x14/0x20
[  253.737336]  ? do_raw_spin_lock+0xc1/0x200
[  253.741585]  oom_kill_process.cold.27+0x10/0x903
[  253.746347]  ? graph_lock+0x170/0x170
[  253.750145]  ? _raw_spin_unlock+0x2c/0x50
[  253.754295]  ? oom_badness+0xe6/0xaa0
[  253.758108]  ? oom_evaluate_task+0x540/0x540
[  253.762518]  ? find_held_lock+0x36/0x1c0
[  253.766585]  ? out_of_memory+0x974/0x14c0
[  253.770733]  ? lock_downgrade+0x900/0x900
[  253.774885]  ? check_preemption_disabled+0x48/0x200
[  253.779907]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.785705]  ? kasan_check_read+0x11/0x20
[  253.789858]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.795138]  ? rcu_bh_qs+0xc0/0xc0
[  253.798688]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  253.803706]  ? oom_evaluate_task+0x302/0x540
[  253.808125]  out_of_memory+0xa86/0x14c0
[  253.812113]  ? oom_killer_disable+0x3a0/0x3a0
[  253.816608]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  253.821549]  ? __mutex_add_waiter+0x2a0/0x2a0
[  253.826060]  __alloc_pages_slowpath+0x2318/0x2d80
[  253.830937]  ? warn_alloc+0x120/0x120
[  253.834741]  ? __radix_tree_lookup+0x4c0/0x4c0
[  253.839335]  ? find_get_entry+0x2f2/0xc40
[  253.843497]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  253.849038]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  253.853966]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.859504]  ? should_fail+0x22d/0xd01
[  253.863398]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  253.868511]  ? __lock_is_held+0xb5/0x140
[  253.872602]  ? __lock_is_held+0xb5/0x140
[  253.876680]  ? ___might_sleep+0x1ed/0x300
[  253.880827]  ? lock_release+0x970/0x970
[  253.884821]  ? arch_local_save_flags+0x40/0x40
[  253.889414]  ? __might_sleep+0x95/0x190
[  253.893395]  __alloc_pages_nodemask+0xa80/0xde0
[  253.898071]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  253.903096]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.908897]  ? kasan_check_read+0x11/0x20
[  253.913048]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.918327]  ? graph_lock+0x170/0x170
[  253.922132]  ? print_usage_bug+0xc0/0xc0
[  253.926199]  ? graph_lock+0x170/0x170
[  253.929996]  ? graph_lock+0x170/0x170
[  253.933803]  ? __do_page_cache_readahead+0x7ce/0x980
[  253.938920]  ? find_held_lock+0x36/0x1c0
[  253.942992]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  253.948537]  alloc_pages_current+0x10c/0x210
[  253.952944]  ? lock_downgrade+0x900/0x900
[  253.957101]  __page_cache_alloc+0x38f/0x5b0
[  253.961426]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  253.967226]  ? kasan_check_read+0x11/0x20
[  253.971385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  253.976671]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  253.981345]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  253.986884]  ? check_preemption_disabled+0x48/0x200
[  253.991913]  filemap_fault+0x1594/0x25f0
[  253.995991]  ? __lock_page_or_retry+0xa00/0xa00
[  254.000666]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.006464]  ? kasan_check_read+0x11/0x20
[  254.010614]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.015896]  ? rcu_bh_qs+0xc0/0xc0
[  254.019455]  ? filemap_map_pages+0xdea/0x1980
[  254.023966]  ? graph_lock+0x170/0x170
[  254.027770]  ? find_get_pages_range_tag+0x1320/0x1320
[  254.032960]  ? pick_next_task_fair+0x98e/0x17c0
[  254.037632]  ? print_usage_bug+0xc0/0xc0
[  254.041691]  ? graph_lock+0x170/0x170
[  254.045503]  ? find_held_lock+0x36/0x1c0
[  254.049577]  ? lock_acquire+0x1ed/0x520
[  254.053554]  ? ext4_filemap_fault+0x7a/0xad
[  254.057883]  ? lock_release+0x970/0x970
[  254.061858]  ? arch_local_save_flags+0x40/0x40
[  254.066446]  ? mark_held_locks+0x130/0x130
[  254.070693]  ? down_read+0xb0/0x1d0
[  254.074321]  ? ext4_filemap_fault+0x7a/0xad
[  254.078646]  ? __down_interruptible+0x700/0x700
[  254.083320]  ? mark_held_locks+0x130/0x130
[  254.087572]  ext4_filemap_fault+0x82/0xad
[  254.091723]  __do_fault+0x100/0x6b0
[  254.095352]  ? print_bad_pte+0x6c0/0x6c0
[  254.099417]  ? graph_lock+0x170/0x170
[  254.103222]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  254.108253]  ? hrtimer_active+0x2db/0x440
[  254.112407]  ? pmd_val+0x88/0x100
[  254.115859]  ? add_mm_counter_fast+0xd0/0xd0
[  254.120274]  ? pmd_val+0x88/0x100
[  254.123726]  ? add_mm_counter_fast+0xd0/0xd0
[  254.128139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.133684]  __handle_mm_fault+0x3709/0x53e0
[  254.138106]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  254.142950]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  254.148051]  ? graph_lock+0x170/0x170
[  254.151857]  ? print_usage_bug+0xc0/0xc0
[  254.155921]  ? kasan_check_read+0x11/0x20
[  254.160065]  ? __free_object+0x173/0x340
[  254.164127]  ? graph_lock+0x170/0x170
[  254.167927]  ? graph_lock+0x170/0x170
[  254.171746]  ? handle_mm_fault+0x42a/0xc70
[  254.175984]  ? lock_downgrade+0x900/0x900
[  254.180132]  ? check_preemption_disabled+0x48/0x200
[  254.185156]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  254.190955]  ? kasan_check_read+0x11/0x20
[  254.195106]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.200383]  ? rcu_bh_qs+0xc0/0xc0
[  254.203922]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  254.209377]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.214921]  ? check_preemption_disabled+0x48/0x200
[  254.219954]  handle_mm_fault+0x54f/0xc70
[  254.224022]  ? __handle_mm_fault+0x53e0/0x53e0
[  254.228607]  ? find_vma+0x34/0x190
[  254.232163]  __do_page_fault+0x67d/0xed0
[  254.236236]  ? mm_fault_error+0x380/0x380
[  254.240396]  ? trace_hardirqs_off+0xb8/0x300
[  254.244830]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  254.250196]  ? trace_hardirqs_on+0x310/0x310
[  254.254616]  do_page_fault+0xf2/0x7e0
[  254.258424]  ? vmalloc_sync_all+0x30/0x30
[  254.262573]  ? error_entry+0x70/0xd0
[  254.266291]  ? trace_hardirqs_off_caller+0xbb/0x300
[  254.271307]  ? trace_hardirqs_on_caller+0xc0/0x300
[  254.276248]  ? syscall_return_slowpath+0x5e0/0x5e0
[  254.281179]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.286027]  ? trace_hardirqs_off+0x300/0x300
[  254.290523]  ? trace_hardirqs_off_caller+0x300/0x300
[  254.295634]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  254.300653]  ? prepare_exit_to_usermode+0x291/0x3b0
[  254.305669]  ? page_fault+0x8/0x30
[  254.309216]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  254.314074]  ? page_fault+0x8/0x30
[  254.317612]  page_fault+0x1e/0x30
[  254.321063] RIP: 0033:0x7f9819842e40
[  254.324778] Code: Bad RIP value.
[  254.328144] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  254.333509] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  254.340780] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  254.348055] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  254.355322] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  254.362590] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  254.369895] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  254.369900] warn_alloc_show_mem: 1 callbacks suppressed
[  254.369908] Mem-Info:
[  254.377090] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  254.377098] Call Trace:
[  254.382468] active_anon:39986 inactive_anon:371 isolated_anon:0
[  254.382468]  active_file:17 inactive_file:14 isolated_file:0
[  254.382468]  unevictable:0 dirty:0 writeback:0 unstable:0
[  254.382468]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  254.382468]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  254.382468]  free:13700 free_pcp:499 free_cma:0
[  254.384841]  <IRQ>
[  254.394205] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  254.396786]  dump_stack+0x1c4/0x2b4
[  254.429648] Node 0 
[  254.431803]  ? dump_stack_print_info.cold.2+0x52/0x52
[  254.459478] 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
[  254.463090]  warn_alloc.cold.118+0xb7/0x1bd
[  254.465280] lowmem_reserve[]: 0
[  254.470478]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  254.495956]  2817 6321
[  254.500289]  ? lock_downgrade+0x900/0x900
[  254.503541]  6321
[  254.508377]  ? trace_hardirqs_off+0xb8/0x300
[  254.514986]  ? trace_hardirqs_off+0xb8/0x300
[  254.517020] Node 0 
[  254.521424]  __alloc_pages_slowpath+0x2667/0x2d80
[  254.525829] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  254.528053]  ? warn_alloc+0x120/0x120
[  254.532842] lowmem_reserve[]: 0
[  254.559579]  ? trace_hardirqs_on+0x310/0x310
[  254.563358]  0
[  254.566630]  ? warn_alloc+0x120/0x120
[  254.571012]  3503
[  254.572807]  ? print_usage_bug+0xc0/0xc0
[  254.576585]  3503
[  254.578641]  ? warn_alloc+0x120/0x120
[  254.584735]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  254.588507] Node 0 
[  254.593521]  ? print_usage_bug+0xc0/0xc0
[  254.593554] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  254.593561] lowmem_reserve[]:
[  254.595789]  ? __lock_acquire+0x7ec/0x4ec0
[  254.599827]  0
[  254.628379]  ? __lock_acquire+0x7ec/0x4ec0
[  254.631466]  0
[  254.635693]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  254.637466]  0
[  254.641696]  ? should_fail+0x22d/0xd01
[  254.643475]  0
[  254.649004]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.650781] Node 0 
[  254.654660]  ? __lock_acquire+0x7ec/0x4ec0
[  254.656436] DMA: 
[  254.661536]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  254.663745] 1*4kB 
[  254.667967]  ? __lock_acquire+0x7ec/0x4ec0
[  254.667984]  ? should_fail+0x22d/0xd01
[  254.670023] (U) 
[  254.675116]  ? print_usage_bug+0xc0/0xc0
[  254.677251] 0*8kB 
[  254.681483]  ? mark_held_locks+0x130/0x130
[  254.685341] 0*16kB 
[  254.687320]  ? mark_held_locks+0x130/0x130
[  254.691350] 1*32kB 
[  254.693497]  ? graph_lock+0x170/0x170
[  254.697703] (U) 
[  254.699937]  ? print_usage_bug+0xc0/0xc0
[  254.704146] 2*64kB 
[  254.706382]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  254.710151] (U) 
[  254.712122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.716152] 1*128kB 
[  254.718388]  ? check_preemption_disabled+0x48/0x200
[  254.723113] (U) 
[  254.725093]  ? check_preemption_disabled+0x48/0x200
[  254.730597] 1*256kB (U) 
[  254.732928]  ? __lock_is_held+0xb5/0x140
[  254.737910] 0*512kB 
[  254.739883]  __alloc_pages_nodemask+0xa80/0xde0
[  254.744870] 1*1024kB 
[  254.747534]  ? graph_lock+0x170/0x170
[  254.751566] (U) 
[  254.753886]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  254.758531] 1*2048kB 
[  254.760929]  ? graph_lock+0x170/0x170
[  254.764701] (M) 3*4096kB 
[  254.766685]  ? find_held_lock+0x36/0x1c0
[  254.771669] (M) 
[  254.774078]  ? ____cache_alloc_node+0x1c7/0x1e0
[  254.777846] = 15908kB
[  254.780595]  ? lock_downgrade+0x900/0x900
[  254.784639] Node 0 
[  254.786610]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.791251] DMA32: 3*4kB 
[  254.793670]  cache_grow_begin+0x91/0x8c0
[  254.797786] (UM) 
[  254.800021]  ? do_raw_spin_unlock+0xa7/0x2f0
[  254.805528] 1*8kB 
[  254.808281]  fallback_alloc+0x203/0x2e0
[  254.812316] (U) 
[  254.814379]  ____cache_alloc_node+0x1c7/0x1e0
[  254.818776] 4*16kB 
[  254.820925]  kmem_cache_alloc_node+0xe3/0x730
[  254.824868] (UM) 
[  254.826838]  ? ipv6_get_ifaddr+0x42e/0x620
[  254.831305] 2*32kB 
[  254.833544]  __alloc_skb+0x119/0x770
[  254.838006] (UM) 
[  254.840064]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  254.844268] 2*64kB 
[  254.846497]  ? skb_scrub_packet+0x490/0x490
[  254.850191] (M) 
[  254.852254]  ? lock_downgrade+0x900/0x900
[  254.857500] 3*128kB (M) 
[  254.859742]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  254.864035] 3*256kB 
[  254.866003]  ? refcount_sub_and_test_checked+0x203/0x310
[  254.870122] (UM) 
[  254.872789]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  254.878301] 4*512kB 
[  254.880625]  ? addrconf_rs_timer+0x6f0/0x6f0
[  254.886046] (UM) 
[  254.888114]  ndisc_alloc_skb+0x144/0x340
[  254.893532] 3*1024kB 
[  254.895848]  ndisc_send_rs+0x331/0x6e0
[  254.900229] (M) 
[  254.902293]  addrconf_rs_timer+0x3c0/0x6f0
[  254.906328] 3*2048kB 
[  254.908730]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.912580] (UM) 3*4096kB 
[  254.914571]  call_timer_fn+0x272/0x920
[  254.918769] (M) 
[  254.921172]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.925379] = 24980kB
[  254.928219]  ? process_timeout+0x40/0x40
[  254.932078] Node 0 
[  254.934048]  ? find_held_lock+0x36/0x1c0
[  254.938263] Normal: 
[  254.940669]  ? __run_timers+0x7da/0xc70
[  254.944696] 870*4kB 
[  254.946926]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.950959] (MEH) 
[  254.953280]  ? _raw_spin_unlock_irq+0x27/0x80
[  254.957232] 510*8kB 
[  254.959552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  254.964018] (UMEH) 
[  254.966159]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  254.970621] 199*16kB (UMEH) 
[  254.972947]  ? trace_hardirqs_on+0xbd/0x310
[  254.977150] 70*32kB (UMEH) 
[  254.979390]  ? kasan_check_read+0x11/0x20
[  254.984059] 11*64kB (UMH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13944kB
[  254.984094] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  254.984104] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  254.984107] 410 total pagecache pages
[  254.984118] 0 pages in swap cache
[  254.984123] Swap cache stats: add 0, delete 0, find 0/0
[  254.984126] Free swap  = 0kB
[  254.984129] Total swap = 0kB
[  254.984133] 1965979 pages RAM
[  254.984136] 0 pages HighMem/MovableOnly
[  254.984138] 342744 pages reserved
[  254.984141] 0 pages cma reserved
[  254.984197] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  254.984257] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  254.984264] cron cpuset=/
[  254.987300]  ? __run_timers+0x7da/0xc70
[  254.991600]  mems_allowed=0
[  254.994521]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.088014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.092263]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.096502]  __run_timers+0x7e5/0xc70
[  255.100321]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.105689]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.110707]  ? graph_lock+0x170/0x170
[  255.114513]  ? enqueue_hrtimer+0x1a5/0x560
[  255.118980]  ? lock_release+0x970/0x970
[  255.122957]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  255.128155]  ? find_held_lock+0x36/0x1c0
[  255.132223]  ? graph_lock+0x170/0x170
[  255.136033]  ? pvclock_read_flags+0x160/0x160
[  255.140531]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.146071]  ? check_preemption_disabled+0x48/0x200
[  255.151154]  ? __lock_is_held+0xb5/0x140
[  255.155215]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.160764]  ? check_preemption_disabled+0x48/0x200
[  255.165788]  run_timer_softirq+0x52/0xb0
[  255.169865]  ? rcu_read_lock_sched_held+0x108/0x120
[  255.174887]  __do_softirq+0x30b/0xad8
[  255.178703]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  255.183814]  ? pvclock_read_flags+0x160/0x160
[  255.188318]  ? lapic_next_event+0x5a/0x90
[  255.192468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.198007]  ? check_preemption_disabled+0x48/0x200
[  255.203022]  ? check_preemption_disabled+0x48/0x200
[  255.208044]  ? kvm_clock_read+0x18/0x30
[  255.212018]  ? kvm_sched_clock_read+0x9/0x20
[  255.216429]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.221970]  ? check_preemption_disabled+0x48/0x200
[  255.227000]  irq_exit+0x17f/0x1c0
[  255.230460]  smp_apic_timer_interrupt+0x1cb/0x760
[  255.235305]  ? smp_call_function_single_interrupt+0x650/0x650
[  255.241198]  ? interrupt_entry+0xb5/0xf0
[  255.245268]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.250282]  ? trace_hardirqs_off_caller+0xbb/0x300
[  255.255300]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.260145]  ? trace_hardirqs_off+0x300/0x300
[  255.264639]  ? trace_hardirqs_off+0x300/0x300
[  255.269139]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.274681]  ? check_preemption_disabled+0x48/0x200
[  255.279697]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.285250]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.290105]  apic_timer_interrupt+0xf/0x20
[  255.294337]  </IRQ>
[  255.296573] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  255.301505] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  255.320402] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  255.328112] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  255.335376] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  255.342642] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  255.349911] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  255.357175] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  255.364488]  skb_clone+0x1bb/0x500
[  255.368031]  ? finish_task_switch+0x2f5/0x900
[  255.372530]  ? skb_split+0x11e0/0x11e0
[  255.376418]  ? preempt_notifier_register+0x200/0x200
[  255.381521]  ? __switch_to_asm+0x34/0x70
[  255.385583]  ? __switch_to_asm+0x34/0x70
[  255.389638]  ? __switch_to_asm+0x40/0x70
[  255.393698]  ? __switch_to_asm+0x34/0x70
[  255.397756]  ? __switch_to_asm+0x40/0x70
[  255.401816]  ? __switch_to_asm+0x34/0x70
[  255.405876]  ? __switch_to_asm+0x40/0x70
[  255.409931]  ? __switch_to_asm+0x34/0x70
[  255.413994]  ? __switch_to_asm+0x34/0x70
[  255.418051]  ? __switch_to_asm+0x40/0x70
[  255.422110]  ? __switch_to_asm+0x34/0x70
[  255.426178]  bpf_clone_redirect+0xb9/0x490
[  255.430413]  ? __schedule+0x874/0x1ed0
[  255.434304]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  255.439334]  ? __sched_text_start+0x8/0x8
[  255.443481]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  255.448257]  ? find_held_lock+0x36/0x1c0
[  255.452334]  ? lock_acquire+0x1ed/0x520
[  255.456315]  ? bpf_test_run+0x32e/0x5a0
[  255.460301]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.465850]  ? check_preemption_disabled+0x48/0x200
[  255.470875]  ? kasan_check_read+0x11/0x20
[  255.475022]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.480303]  ? rcu_bh_qs+0xc0/0xc0
[  255.483854]  ? preempt_schedule+0x4d/0x60
[  255.488001]  ? ___preempt_schedule+0x16/0x18
[  255.492415]  ? bpf_test_run+0x1c0/0x5a0
[  255.496398]  ? netlink_diag_dump+0x2a0/0x2a0
[  255.500809]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.506345]  ? bpf_test_init.isra.9+0x70/0x100
[  255.510933]  ? bpf_prog_test_run_skb+0x634/0xb40
[  255.515695]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.520538]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  255.526072]  ? fput+0x130/0x1a0
[  255.529351]  ? __bpf_prog_get+0x9b/0x290
[  255.533416]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  255.538263]  ? bpf_prog_test_run+0x130/0x1a0
[  255.542676]  ? __x64_sys_bpf+0x3d8/0x510
[  255.546734]  ? bpf_prog_get+0x20/0x20
[  255.550543]  ? ksys_ioctl+0x81/0xd0
[  255.554177]  ? do_syscall_64+0x1b9/0x820
[  255.558238]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  255.563614]  ? syscall_return_slowpath+0x5e0/0x5e0
[  255.568546]  ? trace_hardirqs_off+0x300/0x300
[  255.573042]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  255.578057]  ? recalc_sigpending_tsk+0x180/0x180
[  255.582817]  ? kasan_check_write+0x14/0x20
[  255.587062]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  255.591910]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  255.597296] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  255.597373] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  255.603706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  255.603711] Call Trace:
[  255.603718]  <IRQ>
[  255.603733]  dump_stack+0x1c4/0x2b4
[  255.603754]  ? dump_stack_print_info.cold.2+0x52/0x52
[  255.610300] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  255.619597]  warn_alloc.cold.118+0xb7/0x1bd
[  255.622152] syz-executor4 cpuset=
[  255.624305]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  255.627913] syz4
[  255.633095]  ? lock_downgrade+0x900/0x900
[  255.643557]  mems_allowed=0
[  255.647875]  ? trace_hardirqs_off+0xb8/0x300
[  255.669532]  ? trace_hardirqs_off+0xb8/0x300
[  255.673949]  __alloc_pages_slowpath+0x2667/0x2d80
[  255.678830]  ? warn_alloc+0x120/0x120
[  255.682635]  ? warn_alloc+0x120/0x120
[  255.686437]  ? print_usage_bug+0xc0/0xc0
[  255.690497]  ? warn_alloc+0x120/0x120
[  255.694297]  ? lock_release+0x970/0x970
[  255.698277]  ? print_usage_bug+0xc0/0xc0
[  255.702346]  ? __lock_acquire+0x7ec/0x4ec0
[  255.706583]  ? __lock_acquire+0x7ec/0x4ec0
[  255.710824]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  255.716365]  ? should_fail+0x22d/0xd01
[  255.720266]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.725373]  ? __lock_acquire+0x7ec/0x4ec0
[  255.729612]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  255.734714]  ? __lock_acquire+0x7ec/0x4ec0
[  255.738947]  ? should_fail+0x22d/0xd01
[  255.742848]  ? mark_held_locks+0x130/0x130
[  255.747089]  ? mark_held_locks+0x130/0x130
[  255.751323]  ? kvm_clock_read+0x18/0x30
[  255.755298]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  255.760314]  ? ktime_get+0x2e1/0x440
[  255.764027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.769567]  ? graph_lock+0x170/0x170
[  255.773364]  ? print_usage_bug+0xc0/0xc0
[  255.777428]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.782965]  ? check_preemption_disabled+0x48/0x200
[  255.787982]  ? check_preemption_disabled+0x48/0x200
[  255.793009]  ? __lock_is_held+0xb5/0x140
[  255.797080]  __alloc_pages_nodemask+0xa80/0xde0
[  255.801751]  ? graph_lock+0x170/0x170
[  255.805558]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  255.810572]  ? graph_lock+0x170/0x170
[  255.814385]  ? find_held_lock+0x36/0x1c0
[  255.818458]  ? ____cache_alloc_node+0x1c7/0x1e0
[  255.823131]  ? lock_downgrade+0x900/0x900
[  255.827288]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.832834]  cache_grow_begin+0x91/0x8c0
[  255.836902]  ? do_raw_spin_unlock+0xa7/0x2f0
[  255.841317]  fallback_alloc+0x203/0x2e0
[  255.845301]  ____cache_alloc_node+0x1c7/0x1e0
[  255.849801]  kmem_cache_alloc_node+0xe3/0x730
[  255.854305]  ? ipv6_get_ifaddr+0x42e/0x620
[  255.858553]  __alloc_skb+0x119/0x770
[  255.862277]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  255.867563]  ? skb_scrub_packet+0x490/0x490
[  255.871882]  ? lock_downgrade+0x900/0x900
[  255.876037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  255.881574]  ? refcount_sub_and_test_checked+0x203/0x310
[  255.887029]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  255.892485]  ? addrconf_rs_timer+0x6f0/0x6f0
[  255.896906]  ndisc_alloc_skb+0x144/0x340
[  255.900983]  ndisc_send_rs+0x331/0x6e0
[  255.904882]  addrconf_rs_timer+0x3c0/0x6f0
[  255.909125]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.913373]  call_timer_fn+0x272/0x920
[  255.917265]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.921501]  ? process_timeout+0x40/0x40
[  255.925563]  ? find_held_lock+0x36/0x1c0
[  255.929634]  ? mark_held_locks+0xc7/0x130
[  255.933789]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.938286]  ? _raw_spin_unlock_irq+0x27/0x80
[  255.942780]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.947022]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  255.951611]  ? trace_hardirqs_on+0xbd/0x310
[  255.955933]  ? kasan_check_read+0x11/0x20
[  255.960082]  ? __run_timers+0x7da/0xc70
[  255.964057]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  255.969511]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.973749]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  255.977983]  __run_timers+0x7e5/0xc70
[  255.981794]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  255.987164]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  255.992183]  ? graph_lock+0x170/0x170
[  255.995989]  ? print_usage_bug+0xc0/0xc0
[  256.000051]  ? lock_release+0x970/0x970
[  256.004026]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  256.009220]  ? find_held_lock+0x36/0x1c0
[  256.013297]  ? graph_lock+0x170/0x170
[  256.017106]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.022647]  ? check_preemption_disabled+0x48/0x200
[  256.027676]  ? __lock_is_held+0xb5/0x140
[  256.031739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.037282]  ? check_preemption_disabled+0x48/0x200
[  256.042308]  run_timer_softirq+0x52/0xb0
[  256.046367]  ? rcu_read_lock_sched_held+0x108/0x120
[  256.051388]  __do_softirq+0x30b/0xad8
[  256.055198]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  256.060307]  ? pvclock_read_flags+0x160/0x160
[  256.064799]  ? lapic_next_event+0x5a/0x90
[  256.068954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.074496]  ? check_preemption_disabled+0x48/0x200
[  256.079514]  ? check_preemption_disabled+0x48/0x200
[  256.084542]  ? kvm_clock_read+0x18/0x30
[  256.088521]  ? kvm_sched_clock_read+0x9/0x20
[  256.092932]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.098471]  ? check_preemption_disabled+0x48/0x200
[  256.103500]  irq_exit+0x17f/0x1c0
[  256.106959]  smp_apic_timer_interrupt+0x1cb/0x760
[  256.111805]  ? smp_reschedule_interrupt+0x109/0x650
[  256.116835]  ? smp_call_function_single_interrupt+0x650/0x650
[  256.122721]  ? interrupt_entry+0xb5/0xf0
[  256.126782]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.131800]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.136829]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.141673]  ? trace_hardirqs_off+0x300/0x300
[  256.146166]  ? trace_hardirqs_off+0x300/0x300
[  256.150661]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.156200]  ? check_preemption_disabled+0x48/0x200
[  256.161217]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.166855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.171710]  apic_timer_interrupt+0xf/0x20
[  256.175937]  </IRQ>
[  256.178173] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  256.183452] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  256.202349] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  256.210056] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  256.217322] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  256.224592] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  256.231857] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  256.239125] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  256.246414]  ? arch_local_irq_restore+0x45/0x52
[  256.251090]  dump_stack+0x26a/0x2b4
[  256.254718]  ? dump_stack_print_info.cold.2+0x52/0x52
[  256.259913]  ? mark_held_locks+0x130/0x130
[  256.264144]  ? mark_held_locks+0x130/0x130
[  256.268386]  dump_header+0x27b/0xf72
[  256.272111]  ? pagefault_out_of_memory+0x197/0x197
[  256.277046]  ? mark_held_locks+0x130/0x130
[  256.281282]  ? __lock_acquire+0x7ec/0x4ec0
[  256.285518]  ? mem_cgroup_charge_statistics+0x780/0x780
[  256.290883]  ? print_usage_bug+0xc0/0xc0
[  256.294941]  ? print_usage_bug+0xc0/0xc0
[  256.299008]  ? graph_lock+0x170/0x170
[  256.302803]  ? graph_lock+0x170/0x170
[  256.306610]  ? print_usage_bug+0xc0/0xc0
[  256.310671]  ? print_usage_bug+0xc0/0xc0
[  256.314739]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.320281]  ? find_held_lock+0x36/0x1c0
[  256.324355]  ? mark_held_locks+0xc7/0x130
[  256.328505]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  256.333611]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  256.338714]  ? lockdep_hardirqs_on+0x421/0x5c0
[  256.343299]  ? trace_hardirqs_on+0xbd/0x310
[  256.347626]  ? kasan_check_read+0x11/0x20
[  256.351773]  ? ___ratelimit+0x36f/0x655
[  256.355747]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.361200]  ? trace_hardirqs_on+0x310/0x310
[  256.365608]  ? lock_downgrade+0x900/0x900
[  256.369761]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  256.374869]  ? ___ratelimit+0xaa/0x655
[  256.378758]  ? idr_get_free+0xec0/0xec0
[  256.382735]  ? kasan_check_write+0x14/0x20
[  256.386974]  ? do_raw_spin_lock+0xc1/0x200
[  256.391220]  oom_kill_process.cold.27+0x10/0x903
[  256.395985]  ? graph_lock+0x170/0x170
[  256.399786]  ? _raw_spin_unlock+0x2c/0x50
[  256.403939]  ? oom_badness+0xe6/0xaa0
[  256.407744]  ? oom_evaluate_task+0x540/0x540
[  256.412159]  ? find_held_lock+0x36/0x1c0
[  256.416230]  ? out_of_memory+0x974/0x14c0
[  256.420388]  ? lock_downgrade+0x900/0x900
[  256.424537]  ? check_preemption_disabled+0x48/0x200
[  256.429563]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.435363]  ? kasan_check_read+0x11/0x20
[  256.439515]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.444797]  ? rcu_bh_qs+0xc0/0xc0
[  256.448359]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  256.453376]  ? oom_evaluate_task+0x302/0x540
[  256.457786]  out_of_memory+0xa86/0x14c0
[  256.461775]  ? oom_killer_disable+0x3a0/0x3a0
[  256.466281]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  256.471216]  ? __mutex_add_waiter+0x2a0/0x2a0
[  256.475734]  __alloc_pages_slowpath+0x2318/0x2d80
[  256.480610]  ? warn_alloc+0x120/0x120
[  256.484415]  ? __radix_tree_lookup+0x4c0/0x4c0
[  256.489013]  ? find_get_entry+0x2f2/0xc40
[  256.493173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  256.498720]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  256.503648]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.509186]  ? should_fail+0x22d/0xd01
[  256.513084]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  256.518190]  ? __lock_is_held+0xb5/0x140
[  256.522290]  ? __lock_is_held+0xb5/0x140
[  256.526366]  ? ___might_sleep+0x1ed/0x300
[  256.530511]  ? lock_release+0x970/0x970
[  256.534484]  ? arch_local_save_flags+0x40/0x40
[  256.539078]  ? __might_sleep+0x95/0x190
[  256.543055]  __alloc_pages_nodemask+0xa80/0xde0
[  256.547730]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  256.552747]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.558542]  ? kasan_check_read+0x11/0x20
[  256.562688]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.567970]  ? graph_lock+0x170/0x170
[  256.571774]  ? print_usage_bug+0xc0/0xc0
[  256.575837]  ? graph_lock+0x170/0x170
[  256.579637]  ? graph_lock+0x170/0x170
[  256.583440]  ? __do_page_cache_readahead+0x7ce/0x980
[  256.588552]  ? find_held_lock+0x36/0x1c0
[  256.592617]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  256.598155]  alloc_pages_current+0x10c/0x210
[  256.602564]  ? lock_downgrade+0x900/0x900
[  256.606716]  __page_cache_alloc+0x38f/0x5b0
[  256.611035]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.616834]  ? kasan_check_read+0x11/0x20
[  256.620986]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.626270]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  256.630939]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.636481]  ? check_preemption_disabled+0x48/0x200
[  256.641503]  filemap_fault+0x1594/0x25f0
[  256.645578]  ? __lock_page_or_retry+0xa00/0xa00
[  256.650257]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.656055]  ? kasan_check_read+0x11/0x20
[  256.660204]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.665485]  ? rcu_bh_qs+0xc0/0xc0
[  256.669036]  ? filemap_map_pages+0xdea/0x1980
[  256.673546]  ? graph_lock+0x170/0x170
[  256.677350]  ? find_get_pages_range_tag+0x1320/0x1320
[  256.682550]  ? pick_next_task_fair+0x98e/0x17c0
[  256.687216]  ? print_usage_bug+0xc0/0xc0
[  256.691286]  ? graph_lock+0x170/0x170
[  256.695097]  ? find_held_lock+0x36/0x1c0
[  256.699174]  ? lock_acquire+0x1ed/0x520
[  256.703146]  ? ext4_filemap_fault+0x7a/0xad
[  256.707476]  ? lock_release+0x970/0x970
[  256.711450]  ? arch_local_save_flags+0x40/0x40
[  256.716033]  ? mark_held_locks+0x130/0x130
[  256.720284]  ? down_read+0xb0/0x1d0
[  256.723912]  ? ext4_filemap_fault+0x7a/0xad
[  256.728235]  ? __down_interruptible+0x700/0x700
[  256.732917]  ? mark_held_locks+0x130/0x130
[  256.737165]  ext4_filemap_fault+0x82/0xad
[  256.741315]  __do_fault+0x100/0x6b0
[  256.744951]  ? print_bad_pte+0x6c0/0x6c0
[  256.749012]  ? graph_lock+0x170/0x170
[  256.752821]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  256.757837]  ? hrtimer_active+0x2db/0x440
[  256.761983]  ? pmd_val+0x88/0x100
[  256.765440]  ? add_mm_counter_fast+0xd0/0xd0
[  256.769847]  ? pmd_val+0x88/0x100
[  256.773301]  ? add_mm_counter_fast+0xd0/0xd0
[  256.777710]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.783260]  __handle_mm_fault+0x3709/0x53e0
[  256.787681]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  256.792520]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  256.797625]  ? graph_lock+0x170/0x170
[  256.801425]  ? print_usage_bug+0xc0/0xc0
[  256.805484]  ? kasan_check_read+0x11/0x20
[  256.809627]  ? __free_object+0x173/0x340
[  256.813686]  ? graph_lock+0x170/0x170
[  256.817481]  ? graph_lock+0x170/0x170
[  256.821303]  ? handle_mm_fault+0x42a/0xc70
[  256.825541]  ? lock_downgrade+0x900/0x900
[  256.829687]  ? check_preemption_disabled+0x48/0x200
[  256.834713]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  256.840511]  ? kasan_check_read+0x11/0x20
[  256.844657]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  256.849936]  ? rcu_bh_qs+0xc0/0xc0
[  256.853474]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  256.858923]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  256.864465]  ? check_preemption_disabled+0x48/0x200
[  256.869492]  handle_mm_fault+0x54f/0xc70
[  256.873560]  ? __handle_mm_fault+0x53e0/0x53e0
[  256.878145]  ? find_vma+0x34/0x190
[  256.881694]  __do_page_fault+0x67d/0xed0
[  256.885762]  ? mm_fault_error+0x380/0x380
[  256.889912]  ? trace_hardirqs_off+0xb8/0x300
[  256.894324]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  256.899689]  ? trace_hardirqs_on+0x310/0x310
[  256.904104]  do_page_fault+0xf2/0x7e0
[  256.907906]  ? vmalloc_sync_all+0x30/0x30
[  256.912050]  ? error_entry+0x70/0xd0
[  256.915766]  ? trace_hardirqs_off_caller+0xbb/0x300
[  256.920782]  ? trace_hardirqs_on_caller+0xc0/0x300
[  256.925714]  ? syscall_return_slowpath+0x5e0/0x5e0
[  256.930645]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.935488]  ? trace_hardirqs_off+0x300/0x300
[  256.939984]  ? trace_hardirqs_off_caller+0x300/0x300
[  256.945091]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  256.950108]  ? prepare_exit_to_usermode+0x291/0x3b0
[  256.955123]  ? page_fault+0x8/0x30
[  256.958669]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  256.963516]  ? page_fault+0x8/0x30
[  256.967061]  page_fault+0x1e/0x30
[  256.970515] RIP: 0033:0x7f9819842e40
[  256.974232] Code: Bad RIP value.
[  256.977599] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  256.982962] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  256.990436] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  256.997702] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  257.004967] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  257.012232] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  257.019554] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  257.019560] warn_alloc_show_mem: 1 callbacks suppressed
[  257.019567] Mem-Info:
[  257.026752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  257.032118] active_anon:39986 inactive_anon:371 isolated_anon:0
[  257.032118]  active_file:17 inactive_file:14 isolated_file:0
[  257.032118]  unevictable:0 dirty:0 writeback:0 unstable:0
[  257.032118]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  257.032118]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  257.032118]  free:13700 free_pcp:499 free_cma:0
[  257.034492] Call Trace:
[  257.043883] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  257.076742]  <IRQ>
[  257.079320] Node 0 
[  257.107811]  dump_stack+0x1c4/0x2b4
[  257.109971] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  257.112179]  ? dump_stack_print_info.cold.2+0x52/0x52
[  257.116218] lowmem_reserve[]: 0
[  257.141755]  warn_alloc.cold.118+0xb7/0x1bd
[  257.146914]  2817
[  257.150194]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  257.154485]  6321
[  257.156542]  ? lock_downgrade+0x900/0x900
[  257.161353]  6321
[  257.163413]  ? trace_hardirqs_off+0xb8/0x300
[  257.169589]  ? trace_hardirqs_off+0xb8/0x300
[  257.173969] Node 0 DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  257.178405]  __alloc_pages_slowpath+0x2667/0x2d80
[  257.178446]  ? warn_alloc+0x120/0x120
[  257.205731] lowmem_reserve[]: 0
[  257.210600]  ? warn_alloc+0x120/0x120
[  257.214375]  0
[  257.217656]  ? print_usage_bug+0xc0/0xc0
[  257.221423]  3503 3503
[  257.223236]  ? warn_alloc+0x120/0x120
[  257.227276] Node 0 
[  257.229781]  ? print_usage_bug+0xc0/0xc0
[  257.233579] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  257.235795]  ? __lock_acquire+0x7ec/0x4ec0
[  257.239830] lowmem_reserve[]:
[  257.268381]  ? __lock_acquire+0x7ec/0x4ec0
[  257.272592]  0
[  257.275692]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.279898]  0
[  257.281693]  ? should_fail+0x22d/0xd01
[  257.287203]  0
[  257.289002]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.292852]  0
[  257.294659]  ? __lock_acquire+0x7ec/0x4ec0
[  257.299734] Node 0 
[  257.301529]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  257.305732] DMA: 
[  257.307961]  ? __lock_acquire+0x7ec/0x4ec0
[  257.313038] 1*4kB 
[  257.315093]  ? should_fail+0x22d/0xd01
[  257.319297] (U) 
[  257.321452]  ? mark_held_locks+0x130/0x130
[  257.325306] 0*8kB 
[  257.327280]  ? mark_held_locks+0x130/0x130
[  257.331485] 0*16kB 
[  257.333624]  ? graph_lock+0x170/0x170
[  257.337834] 1*32kB (U) 
[  257.340069]  ? graph_lock+0x170/0x170
[  257.343843] 2*64kB 
[  257.346422]  ? graph_lock+0x170/0x170
[  257.350197] (U) 
[  257.352430]  ? print_usage_bug+0xc0/0xc0
[  257.356201] 1*128kB (U) 
[  257.358181]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.362206] 1*256kB (U) 
[  257.364882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.370396] 0*512kB 
[  257.373071]  ? check_preemption_disabled+0x48/0x200
[  257.378577] 1*1024kB 
[  257.380899]  ? check_preemption_disabled+0x48/0x200
[  257.385879] (U) 1*2048kB 
[  257.388300]  ? __lock_is_held+0xb5/0x140
[  257.393280] (M) 
[  257.396035]  __alloc_pages_nodemask+0xa80/0xde0
[  257.400066] 3*4096kB 
[  257.402030]  ? graph_lock+0x170/0x170
[  257.406674] (M) 
[  257.409090]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  257.412865] = 15908kB
[  257.414835]  ? graph_lock+0x170/0x170
[  257.419828] Node 0 
[  257.422252]  ? find_held_lock+0x36/0x1c0
[  257.426019] DMA32: 
[  257.428262]  ? ____cache_alloc_node+0x1c7/0x1e0
[  257.432293] 3*4kB 
[  257.434529]  ? lock_downgrade+0x900/0x900
[  257.439174] (UM) 
[  257.441325]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.445439] 1*8kB 
[  257.447501]  cache_grow_begin+0x91/0x8c0
[  257.453005] (U) 
[  257.455154]  ? do_raw_spin_unlock+0xa7/0x2f0
[  257.459177] 4*16kB (UM) 
[  257.461160]  fallback_alloc+0x203/0x2e0
[  257.465537] 2*32kB 
[  257.468207]  ____cache_alloc_node+0x1c7/0x1e0
[  257.472152] (UM) 
[  257.474383]  kmem_cache_alloc_node+0xe3/0x730
[  257.478848] 2*64kB 
[  257.480904]  ? ipv6_get_ifaddr+0x42e/0x620
[  257.485365] (M) 3*128kB 
[  257.487613]  __alloc_skb+0x119/0x770
[  257.491815] (M) 3*256kB 
[  257.494493]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  257.498176] (UM) 
[  257.500840]  ? skb_scrub_packet+0x490/0x490
[  257.506090] 4*512kB 
[  257.508145]  ? lock_downgrade+0x900/0x900
[  257.512437] (UM) 
[  257.514757]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.518869] 3*1024kB (M) 
[  257.520934]  ? refcount_sub_and_test_checked+0x203/0x310
[  257.526443] 3*2048kB 
[  257.529197]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  257.534622] (UM) 
[  257.537032]  ? addrconf_rs_timer+0x6f0/0x6f0
[  257.542453] 3*4096kB (M) 
[  257.544537]  ndisc_alloc_skb+0x144/0x340
[  257.548905] = 24980kB
[  257.548914] Node 0 
[  257.551681]  ndisc_send_rs+0x331/0x6e0
[  257.555710] Normal: 870*4kB 
[  257.558133]  addrconf_rs_timer+0x3c0/0x6f0
[  257.560340] (MEH) 
[  257.564228]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.567219] 510*8kB 
[  257.571463]  call_timer_fn+0x272/0x920
[  257.573573] (UMEH) 
[  257.577805]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.580101] 199*16kB (UMEH) 
[  257.584001]  ? process_timeout+0x40/0x40
[  257.586212] 70*32kB 
[  257.590441]  ? find_held_lock+0x36/0x1c0
[  257.593427] (UMEH) 
[  257.597489]  ? __run_timers+0x7da/0xc70
[  257.599773] 11*64kB (UMH) 
[  257.603837]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.606047] 2*128kB 
[  257.610011]  ? _raw_spin_unlock_irq+0x27/0x80
[  257.612835] (H) 
[  257.617328]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.619624] 0*256kB 
[  257.624112]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  257.626061] 0*512kB 
[  257.630288]  ? trace_hardirqs_on+0xbd/0x310
[  257.632586] 0*1024kB 
[  257.637157]  ? kasan_check_read+0x11/0x20
[  257.639456] 0*2048kB 
[  257.643771]  ? __run_timers+0x7da/0xc70
[  257.646155] 0*4096kB 
[  257.650292]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  257.652674] = 13944kB
[  257.656643]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.659030] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  257.664470]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  257.666863] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  257.671084]  __run_timers+0x7e5/0xc70
[  257.679891] 410 total pagecache pages
[  257.684125]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  257.692671] 0 pages in swap cache
[  257.696456]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  257.700233] Swap cache stats: add 0, delete 0, find 0/0
[  257.705588]  ? graph_lock+0x170/0x170
[  257.709014] Free swap  = 0kB
[  257.714017]  ? enqueue_hrtimer+0x1a5/0x560
[  257.719353] Total swap = 0kB
[  257.723146]  ? lock_release+0x970/0x970
[  257.726137] 1965979 pages RAM
[  257.730359]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  257.733352] 0 pages HighMem/MovableOnly
[  257.737333]  ? find_held_lock+0x36/0x1c0
[  257.740393] 342744 pages reserved
[  257.745571]  ? graph_lock+0x170/0x170
[  257.749517] 0 pages cma reserved
[  257.753565]  ? pvclock_read_flags+0x160/0x160
[  257.757055] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  257.760785]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.764221] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  257.768612]  ? check_preemption_disabled+0x48/0x200
[  257.775075] cron cpuset=
[  257.780614]  ? __lock_is_held+0xb5/0x140
[  257.790287] /
[  257.795304]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.797960]  mems_allowed=0
[  257.802012]  ? check_preemption_disabled+0x48/0x200
[  257.817153]  run_timer_softirq+0x52/0xb0
[  257.821218]  ? rcu_read_lock_sched_held+0x108/0x120
[  257.826255]  __do_softirq+0x30b/0xad8
[  257.830069]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  257.835176]  ? pvclock_read_flags+0x160/0x160
[  257.839673]  ? lapic_next_event+0x5a/0x90
[  257.843825]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.849367]  ? check_preemption_disabled+0x48/0x200
[  257.854385]  ? check_preemption_disabled+0x48/0x200
[  257.859407]  ? kvm_clock_read+0x18/0x30
[  257.863379]  ? kvm_sched_clock_read+0x9/0x20
[  257.867790]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  257.873335]  ? check_preemption_disabled+0x48/0x200
[  257.878368]  irq_exit+0x17f/0x1c0
[  257.881823]  smp_apic_timer_interrupt+0x1cb/0x760
[  257.886680]  ? smp_call_function_single_interrupt+0x650/0x650
[  257.892576]  ? interrupt_entry+0xb5/0xf0
[  257.896653]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.901680]  ? trace_hardirqs_off_caller+0xbb/0x300
[  257.906708]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.911561]  ? trace_hardirqs_off+0x300/0x300
[  257.916064]  ? trace_hardirqs_off+0x300/0x300
[  257.920575]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.926132]  ? check_preemption_disabled+0x48/0x200
[  257.931162]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  257.936722]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  257.941578]  apic_timer_interrupt+0xf/0x20
[  257.945804]  </IRQ>
[  257.948045] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  257.952979] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  257.971891] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  257.979604] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  257.987254] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  257.994519] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  258.001784] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  258.009050] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  258.016369]  skb_clone+0x1bb/0x500
[  258.019913]  ? finish_task_switch+0x2f5/0x900
[  258.024412]  ? skb_split+0x11e0/0x11e0
[  258.028300]  ? preempt_notifier_register+0x200/0x200
[  258.033409]  ? __switch_to_asm+0x34/0x70
[  258.037467]  ? __switch_to_asm+0x34/0x70
[  258.041524]  ? __switch_to_asm+0x40/0x70
[  258.045583]  ? __switch_to_asm+0x34/0x70
[  258.049639]  ? __switch_to_asm+0x40/0x70
[  258.053698]  ? __switch_to_asm+0x34/0x70
[  258.057759]  ? __switch_to_asm+0x40/0x70
[  258.061814]  ? __switch_to_asm+0x34/0x70
[  258.065876]  ? __switch_to_asm+0x34/0x70
[  258.069937]  ? __switch_to_asm+0x40/0x70
[  258.074105]  ? __switch_to_asm+0x34/0x70
[  258.078176]  bpf_clone_redirect+0xb9/0x490
[  258.082417]  ? __schedule+0x874/0x1ed0
[  258.086323]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  258.091349]  ? __sched_text_start+0x8/0x8
[  258.095495]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  258.100270]  ? find_held_lock+0x36/0x1c0
[  258.104342]  ? lock_acquire+0x1ed/0x520
[  258.108320]  ? bpf_test_run+0x32e/0x5a0
[  258.112295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.117838]  ? check_preemption_disabled+0x48/0x200
[  258.122863]  ? kasan_check_read+0x11/0x20
[  258.127017]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.132293]  ? rcu_bh_qs+0xc0/0xc0
[  258.135837]  ? preempt_schedule+0x4d/0x60
[  258.139983]  ? ___preempt_schedule+0x16/0x18
[  258.144400]  ? bpf_test_run+0x1c0/0x5a0
[  258.148388]  ? netlink_diag_dump+0x2a0/0x2a0
[  258.152797]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.158336]  ? bpf_test_init.isra.9+0x70/0x100
[  258.162924]  ? bpf_prog_test_run_skb+0x634/0xb40
[  258.167685]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  258.172524]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  258.178059]  ? fput+0x130/0x1a0
[  258.181346]  ? __bpf_prog_get+0x9b/0x290
[  258.185407]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  258.190254]  ? bpf_prog_test_run+0x130/0x1a0
[  258.194665]  ? __x64_sys_bpf+0x3d8/0x510
[  258.198724]  ? bpf_prog_get+0x20/0x20
[  258.202528]  ? ksys_ioctl+0x81/0xd0
[  258.206167]  ? do_syscall_64+0x1b9/0x820
[  258.210224]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  258.215598]  ? syscall_return_slowpath+0x5e0/0x5e0
[  258.220527]  ? trace_hardirqs_off+0x300/0x300
[  258.225025]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  258.230043]  ? recalc_sigpending_tsk+0x180/0x180
[  258.234802]  ? kasan_check_write+0x14/0x20
[  258.239043]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.243893]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  258.249284] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  258.249372] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  258.255699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  258.255705] Call Trace:
[  258.255711]  <IRQ>
[  258.255727]  dump_stack+0x1c4/0x2b4
[  258.255746]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.262281] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  258.271593]  warn_alloc.cold.118+0xb7/0x1bd
[  258.274142] syz-executor4 cpuset=
[  258.276285]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  258.279884] syz4
[  258.285070]  ? lock_downgrade+0x900/0x900
[  258.295527]  mems_allowed=0
[  258.299844]  ? trace_hardirqs_off+0xb8/0x300
[  258.321503]  ? trace_hardirqs_off+0xb8/0x300
[  258.325918]  __alloc_pages_slowpath+0x2667/0x2d80
[  258.330792]  ? warn_alloc+0x120/0x120
[  258.334597]  ? trace_hardirqs_on+0x310/0x310
[  258.339004]  ? warn_alloc+0x120/0x120
[  258.342807]  ? print_usage_bug+0xc0/0xc0
[  258.346876]  ? warn_alloc+0x120/0x120
[  258.350676]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  258.355693]  ? print_usage_bug+0xc0/0xc0
[  258.359754]  ? __lock_acquire+0x7ec/0x4ec0
[  258.363985]  ? __lock_acquire+0x7ec/0x4ec0
[  258.368221]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.373768]  ? should_fail+0x22d/0xd01
[  258.377663]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.382764]  ? __lock_acquire+0x7ec/0x4ec0
[  258.387006]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  258.392110]  ? __lock_acquire+0x7ec/0x4ec0
[  258.396347]  ? should_fail+0x22d/0xd01
[  258.400230]  ? print_usage_bug+0xc0/0xc0
[  258.404309]  ? mark_held_locks+0x130/0x130
[  258.408553]  ? mark_held_locks+0x130/0x130
[  258.412798]  ? graph_lock+0x170/0x170
[  258.416598]  ? print_usage_bug+0xc0/0xc0
[  258.420663]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  258.425422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.430960]  ? check_preemption_disabled+0x48/0x200
[  258.435979]  ? check_preemption_disabled+0x48/0x200
[  258.441004]  ? __lock_is_held+0xb5/0x140
[  258.445069]  __alloc_pages_nodemask+0xa80/0xde0
[  258.449736]  ? graph_lock+0x170/0x170
[  258.453544]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  258.458554]  ? graph_lock+0x170/0x170
[  258.462366]  ? find_held_lock+0x36/0x1c0
[  258.466435]  ? ____cache_alloc_node+0x1c7/0x1e0
[  258.471107]  ? lock_downgrade+0x900/0x900
[  258.475271]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.480820]  cache_grow_begin+0x91/0x8c0
[  258.484884]  ? do_raw_spin_unlock+0xa7/0x2f0
[  258.489298]  fallback_alloc+0x203/0x2e0
[  258.493290]  ____cache_alloc_node+0x1c7/0x1e0
[  258.497791]  kmem_cache_alloc_node+0xe3/0x730
[  258.502294]  ? ipv6_get_ifaddr+0x42e/0x620
[  258.506541]  __alloc_skb+0x119/0x770
[  258.510266]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  258.515548]  ? skb_scrub_packet+0x490/0x490
[  258.519869]  ? lock_downgrade+0x900/0x900
[  258.524027]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.529567]  ? refcount_sub_and_test_checked+0x203/0x310
[  258.535023]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  258.540473]  ? addrconf_rs_timer+0x6f0/0x6f0
[  258.544895]  ndisc_alloc_skb+0x144/0x340
[  258.548961]  ndisc_send_rs+0x331/0x6e0
[  258.552856]  addrconf_rs_timer+0x3c0/0x6f0
[  258.557100]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.561352]  call_timer_fn+0x272/0x920
[  258.565242]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.569491]  ? process_timeout+0x40/0x40
[  258.573550]  ? find_held_lock+0x36/0x1c0
[  258.577621]  ? mark_held_locks+0xc7/0x130
[  258.581776]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.586319]  ? _raw_spin_unlock_irq+0x27/0x80
[  258.590822]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.595056]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  258.599641]  ? trace_hardirqs_on+0xbd/0x310
[  258.603963]  ? kasan_check_read+0x11/0x20
[  258.608114]  ? __run_timers+0x7da/0xc70
[  258.612093]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  258.617548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.621790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  258.626032]  __run_timers+0x7e5/0xc70
[  258.629848]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  258.635217]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  258.640240]  ? graph_lock+0x170/0x170
[  258.644056]  ? print_usage_bug+0xc0/0xc0
[  258.648118]  ? lock_release+0x970/0x970
[  258.652095]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  258.657296]  ? find_held_lock+0x36/0x1c0
[  258.661368]  ? graph_lock+0x170/0x170
[  258.665172]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.670713]  ? check_preemption_disabled+0x48/0x200
[  258.675741]  ? __lock_is_held+0xb5/0x140
[  258.679827]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.685367]  ? check_preemption_disabled+0x48/0x200
[  258.690392]  run_timer_softirq+0x52/0xb0
[  258.694452]  ? rcu_read_lock_sched_held+0x108/0x120
[  258.699471]  __do_softirq+0x30b/0xad8
[  258.703291]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  258.708406]  ? pvclock_read_flags+0x160/0x160
[  258.712899]  ? lapic_next_event+0x5a/0x90
[  258.717080]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.722618]  ? check_preemption_disabled+0x48/0x200
[  258.727637]  ? check_preemption_disabled+0x48/0x200
[  258.732659]  ? kvm_clock_read+0x18/0x30
[  258.736635]  ? kvm_sched_clock_read+0x9/0x20
[  258.741047]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  258.746587]  ? check_preemption_disabled+0x48/0x200
[  258.751616]  irq_exit+0x17f/0x1c0
[  258.755074]  smp_apic_timer_interrupt+0x1cb/0x760
[  258.759919]  ? smp_reschedule_interrupt+0x109/0x650
[  258.764938]  ? smp_call_function_single_interrupt+0x650/0x650
[  258.770828]  ? interrupt_entry+0xb5/0xf0
[  258.774894]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.779910]  ? trace_hardirqs_off_caller+0xbb/0x300
[  258.784928]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.789771]  ? trace_hardirqs_off+0x300/0x300
[  258.794282]  ? trace_hardirqs_off+0x300/0x300
[  258.798778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.804318]  ? check_preemption_disabled+0x48/0x200
[  258.809336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.814882]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  258.819736]  apic_timer_interrupt+0xf/0x20
[  258.823966]  </IRQ>
[  258.826205] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  258.831481] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  258.850384] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  258.858113] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  258.865386] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  258.872651] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  258.879920] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  258.887188] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  258.894474]  ? arch_local_irq_restore+0x45/0x52
[  258.899152]  dump_stack+0x26a/0x2b4
[  258.902780]  ? dump_stack_print_info.cold.2+0x52/0x52
[  258.907978]  ? mark_held_locks+0x130/0x130
[  258.912214]  ? mark_held_locks+0x130/0x130
[  258.916462]  dump_header+0x27b/0xf72
[  258.920192]  ? pagefault_out_of_memory+0x197/0x197
[  258.925127]  ? mark_held_locks+0x130/0x130
[  258.929361]  ? __lock_acquire+0x7ec/0x4ec0
[  258.933616]  ? mem_cgroup_charge_statistics+0x780/0x780
[  258.938983]  ? print_usage_bug+0xc0/0xc0
[  258.943041]  ? print_usage_bug+0xc0/0xc0
[  258.947112]  ? graph_lock+0x170/0x170
[  258.950908]  ? graph_lock+0x170/0x170
[  258.954708]  ? print_usage_bug+0xc0/0xc0
[  258.958767]  ? print_usage_bug+0xc0/0xc0
[  258.962842]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  258.968384]  ? find_held_lock+0x36/0x1c0
[  258.972456]  ? mark_held_locks+0xc7/0x130
[  258.976609]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  258.981712]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  258.987035]  ? lockdep_hardirqs_on+0x421/0x5c0
[  258.991622]  ? trace_hardirqs_on+0xbd/0x310
[  258.995947]  ? kasan_check_read+0x11/0x20
[  259.000098]  ? ___ratelimit+0x36f/0x655
[  259.004077]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.009532]  ? trace_hardirqs_on+0x310/0x310
[  259.013941]  ? lock_downgrade+0x900/0x900
[  259.018098]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  259.023203]  ? ___ratelimit+0xaa/0x655
[  259.027116]  ? idr_get_free+0xec0/0xec0
[  259.031092]  ? kasan_check_write+0x14/0x20
[  259.035326]  ? do_raw_spin_lock+0xc1/0x200
[  259.039573]  oom_kill_process.cold.27+0x10/0x903
[  259.044347]  ? graph_lock+0x170/0x170
[  259.048149]  ? _raw_spin_unlock+0x2c/0x50
[  259.052299]  ? oom_badness+0xe6/0xaa0
[  259.056110]  ? oom_evaluate_task+0x540/0x540
[  259.060524]  ? find_held_lock+0x36/0x1c0
[  259.064591]  ? out_of_memory+0x974/0x14c0
[  259.068744]  ? lock_downgrade+0x900/0x900
[  259.072897]  ? check_preemption_disabled+0x48/0x200
[  259.077924]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.083722]  ? kasan_check_read+0x11/0x20
[  259.087873]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.093149]  ? rcu_bh_qs+0xc0/0xc0
[  259.096693]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  259.101706]  ? oom_evaluate_task+0x302/0x540
[  259.106121]  out_of_memory+0xa86/0x14c0
[  259.110104]  ? oom_killer_disable+0x3a0/0x3a0
[  259.114602]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  259.119889]  ? __mutex_add_waiter+0x2a0/0x2a0
[  259.124398]  __alloc_pages_slowpath+0x2318/0x2d80
[  259.129278]  ? warn_alloc+0x120/0x120
[  259.133078]  ? __radix_tree_lookup+0x4c0/0x4c0
[  259.137676]  ? find_get_entry+0x2f2/0xc40
[  259.141840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  259.147381]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  259.152309]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.157846]  ? should_fail+0x22d/0xd01
[  259.161744]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.166851]  ? __lock_is_held+0xb5/0x140
[  259.170941]  ? __lock_is_held+0xb5/0x140
[  259.175022]  ? ___might_sleep+0x1ed/0x300
[  259.179167]  ? lock_release+0x970/0x970
[  259.183145]  ? arch_local_save_flags+0x40/0x40
[  259.187739]  ? __might_sleep+0x95/0x190
[  259.191723]  __alloc_pages_nodemask+0xa80/0xde0
[  259.196403]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  259.201422]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.207223]  ? kasan_check_read+0x11/0x20
[  259.211380]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.216659]  ? graph_lock+0x170/0x170
[  259.220464]  ? print_usage_bug+0xc0/0xc0
[  259.224528]  ? graph_lock+0x170/0x170
[  259.228327]  ? graph_lock+0x170/0x170
[  259.232131]  ? __do_page_cache_readahead+0x7ce/0x980
[  259.237270]  ? find_held_lock+0x36/0x1c0
[  259.241338]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  259.246880]  alloc_pages_current+0x10c/0x210
[  259.251289]  ? lock_downgrade+0x900/0x900
[  259.255443]  __page_cache_alloc+0x38f/0x5b0
[  259.259762]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.265563]  ? kasan_check_read+0x11/0x20
[  259.269711]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.274994]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  259.279701]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.285242]  ? check_preemption_disabled+0x48/0x200
[  259.290285]  filemap_fault+0x1594/0x25f0
[  259.294367]  ? __lock_page_or_retry+0xa00/0xa00
[  259.299040]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.304841]  ? kasan_check_read+0x11/0x20
[  259.308994]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.314277]  ? rcu_bh_qs+0xc0/0xc0
[  259.317840]  ? filemap_map_pages+0xdea/0x1980
[  259.322350]  ? graph_lock+0x170/0x170
[  259.326152]  ? find_get_pages_range_tag+0x1320/0x1320
[  259.331345]  ? pick_next_task_fair+0x98e/0x17c0
[  259.336013]  ? print_usage_bug+0xc0/0xc0
[  259.340087]  ? graph_lock+0x170/0x170
[  259.343898]  ? find_held_lock+0x36/0x1c0
[  259.347979]  ? lock_acquire+0x1ed/0x520
[  259.351955]  ? ext4_filemap_fault+0x7a/0xad
[  259.356292]  ? lock_release+0x970/0x970
[  259.360277]  ? arch_local_save_flags+0x40/0x40
[  259.364862]  ? mark_held_locks+0x130/0x130
[  259.369106]  ? down_read+0xb0/0x1d0
[  259.372730]  ? ext4_filemap_fault+0x7a/0xad
[  259.377050]  ? __down_interruptible+0x700/0x700
[  259.381721]  ? mark_held_locks+0x130/0x130
[  259.385969]  ext4_filemap_fault+0x82/0xad
[  259.390123]  __do_fault+0x100/0x6b0
[  259.393757]  ? print_bad_pte+0x6c0/0x6c0
[  259.397821]  ? graph_lock+0x170/0x170
[  259.401622]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  259.406635]  ? hrtimer_active+0x2db/0x440
[  259.410782]  ? pmd_val+0x88/0x100
[  259.414239]  ? add_mm_counter_fast+0xd0/0xd0
[  259.418660]  ? pmd_val+0x88/0x100
[  259.422117]  ? add_mm_counter_fast+0xd0/0xd0
[  259.426533]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.432076]  __handle_mm_fault+0x3709/0x53e0
[  259.436494]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  259.441341]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  259.446445]  ? graph_lock+0x170/0x170
[  259.450256]  ? print_usage_bug+0xc0/0xc0
[  259.454316]  ? kasan_check_read+0x11/0x20
[  259.458466]  ? __free_object+0x173/0x340
[  259.462531]  ? graph_lock+0x170/0x170
[  259.466334]  ? graph_lock+0x170/0x170
[  259.470154]  ? handle_mm_fault+0x42a/0xc70
[  259.474392]  ? lock_downgrade+0x900/0x900
[  259.478544]  ? check_preemption_disabled+0x48/0x200
[  259.483572]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  259.489369]  ? kasan_check_read+0x11/0x20
[  259.493517]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  259.498793]  ? rcu_bh_qs+0xc0/0xc0
[  259.502360]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  259.507818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.513363]  ? check_preemption_disabled+0x48/0x200
[  259.518388]  handle_mm_fault+0x54f/0xc70
[  259.522475]  ? __handle_mm_fault+0x53e0/0x53e0
[  259.527093]  ? find_vma+0x34/0x190
[  259.530641]  __do_page_fault+0x67d/0xed0
[  259.534715]  ? mm_fault_error+0x380/0x380
[  259.538866]  ? trace_hardirqs_off+0xb8/0x300
[  259.543287]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  259.548657]  ? trace_hardirqs_on+0x310/0x310
[  259.553073]  do_page_fault+0xf2/0x7e0
[  259.556877]  ? vmalloc_sync_all+0x30/0x30
[  259.561027]  ? error_entry+0x70/0xd0
[  259.564741]  ? trace_hardirqs_off_caller+0xbb/0x300
[  259.569773]  ? trace_hardirqs_on_caller+0xc0/0x300
[  259.574707]  ? syscall_return_slowpath+0x5e0/0x5e0
[  259.579635]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.584484]  ? trace_hardirqs_off+0x300/0x300
[  259.588979]  ? trace_hardirqs_off_caller+0x300/0x300
[  259.594084]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  259.599107]  ? prepare_exit_to_usermode+0x291/0x3b0
[  259.604124]  ? page_fault+0x8/0x30
[  259.607670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  259.612515]  ? page_fault+0x8/0x30
[  259.616057]  page_fault+0x1e/0x30
[  259.619508] RIP: 0033:0x7f9819842e40
[  259.623252] Code: Bad RIP value.
[  259.626615] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  259.631981] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  259.639253] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  259.646520] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  259.653786] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  259.661072] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  259.668360] warn_alloc_show_mem: 1 callbacks suppressed
[  259.668372] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  259.668374] Mem-Info:
[  259.668404] active_anon:39986 inactive_anon:371 isolated_anon:0
[  259.668404]  active_file:17 inactive_file:14 isolated_file:0
[  259.668404]  unevictable:0 dirty:0 writeback:0 unstable:0
[  259.668404]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  259.668404]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  259.668404]  free:13700 free_pcp:499 free_cma:0
[  259.673748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  259.680941] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  259.683338] Call Trace:
[  259.716203] Node 0 
[  259.725547]  <IRQ>
[  259.753226] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  259.755780]  dump_stack+0x1c4/0x2b4
[  259.757992] lowmem_reserve[]:
[  259.760136]  ? dump_stack_print_info.cold.2+0x52/0x52
[  259.785623]  0 2817
[  259.789368]  warn_alloc.cold.118+0xb7/0x1bd
[  259.792458]  6321
[  259.797639]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  259.799866]  6321
[  259.804180]  ? lock_downgrade+0x900/0x900
[  259.811057]  ? trace_hardirqs_off+0xb8/0x300
[  259.813096] Node 0 
[  259.817240]  ? trace_hardirqs_off+0xb8/0x300
[  259.821654] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  259.823865]  __alloc_pages_slowpath+0x2667/0x2d80
[  259.828240] lowmem_reserve[]: 0
[  259.855079]  ? warn_alloc+0x120/0x120
[  259.859873]  0
[  259.863146]  ? warn_alloc+0x120/0x120
[  259.866917]  3503
[  259.868714]  ? print_usage_bug+0xc0/0xc0
[  259.872489]  3503
[  259.874547]  ? warn_alloc+0x120/0x120
[  259.880643]  ? print_usage_bug+0xc0/0xc0
[  259.884420] Node 0 Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  259.888518]  ? __lock_acquire+0x7ec/0x4ec0
[  259.888535]  ? __lock_acquire+0x7ec/0x4ec0
[  259.917653] lowmem_reserve[]: 0
[  259.921894]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  259.926094]  0 0
[  259.929376]  ? should_fail+0x22d/0xd01
[  259.934881]  0
[  259.936860]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.940723] Node 0 
[  259.942521]  ? __lock_acquire+0x7ec/0x4ec0
[  259.947599] DMA: 
[  259.949836]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  259.954047] 1*4kB 
[  259.956100]  ? __lock_acquire+0x7ec/0x4ec0
[  259.961177] (U) 
[  259.963327]  ? should_fail+0x22d/0xd01
[  259.967525] 0*8kB 0*16kB 
[  259.969512]  ? mark_held_locks+0x130/0x130
[  259.973369] 1*32kB 
[  259.976119]  ? mark_held_locks+0x130/0x130
[  259.980327] (U) 
[  259.982555]  ? graph_lock+0x170/0x170
[  259.986760] 2*64kB (U) 
[  259.988739]  ? graph_lock+0x170/0x170
[  259.992515] 1*128kB 
[  259.995090]  ? graph_lock+0x170/0x170
[  259.998865] (U) 
[  260.001185]  ? print_usage_bug+0xc0/0xc0
[  260.004961] 1*256kB 
[  260.006930]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.010980] (U) 
[  260.013299]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.018803] 0*512kB 1*1024kB 
[  260.020786]  ? check_preemption_disabled+0x48/0x200
[  260.026294] (U) 
[  260.029397]  ? check_preemption_disabled+0x48/0x200
[  260.034380] 1*2048kB (M) 
[  260.036365]  ? __lock_is_held+0xb5/0x140
[  260.041352] 3*4096kB 
[  260.044104]  __alloc_pages_nodemask+0xa80/0xde0
[  260.048136] (M) 
[  260.050541]  ? graph_lock+0x170/0x170
[  260.055187] = 15908kB
[  260.057158]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  260.060933] Node 0 
[  260.063368]  ? graph_lock+0x170/0x170
[  260.068359] DMA32: 
[  260.070618]  ? find_held_lock+0x36/0x1c0
[  260.074392] 3*4kB 
[  260.076632]  ? ____cache_alloc_node+0x1c7/0x1e0
[  260.080662] (UM) 
[  260.082805]  ? lock_downgrade+0x900/0x900
[  260.087454] 1*8kB 
[  260.089513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.093630] (U) 
[  260.095774]  cache_grow_begin+0x91/0x8c0
[  260.101280] 4*16kB (UM) 
[  260.103270]  ? do_raw_spin_unlock+0xa7/0x2f0
[  260.107304] 2*32kB (UM) 
[  260.109982]  fallback_alloc+0x203/0x2e0
[  260.114366] 2*64kB 
[  260.117037]  ____cache_alloc_node+0x1c7/0x1e0
[  260.120981] (M) 
[  260.123215]  kmem_cache_alloc_node+0xe3/0x730
[  260.127683] 3*128kB 
[  260.129654]  ? ipv6_get_ifaddr+0x42e/0x620
[  260.134122] (M) 
[  260.136466]  __alloc_skb+0x119/0x770
[  260.140670] 3*256kB 
[  260.142641]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.146329] (UM) 
[  260.148645]  ? skb_scrub_packet+0x490/0x490
[  260.153898] 4*512kB 
[  260.155957]  ? lock_downgrade+0x900/0x900
[  260.160258] (UM) 
[  260.162596]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.166715] 3*1024kB 
[  260.168774]  ? refcount_sub_and_test_checked+0x203/0x310
[  260.174294] (M) 3*2048kB 
[  260.176712]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  260.182136] (UM) 
[  260.184887]  ? addrconf_rs_timer+0x6f0/0x6f0
[  260.190321] 3*4096kB 
[  260.192385]  ndisc_alloc_skb+0x144/0x340
[  260.196755] (M) = 24980kB
[  260.199169]  ndisc_send_rs+0x331/0x6e0
[  260.203204] Node 0 
[  260.205956]  addrconf_rs_timer+0x3c0/0x6f0
[  260.209820] Normal: 
[  260.212067]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.216278] 870*4kB 
[  260.218602]  call_timer_fn+0x272/0x920
[  260.222801] (MEH) 
[  260.225120]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.228981] 510*8kB 
[  260.231126]  ? process_timeout+0x40/0x40
[  260.235347] (UMEH) 199*16kB 
[  260.237673]  ? find_held_lock+0x36/0x1c0
[  260.241708] (UMEH) 
[  260.244726]  ? __run_timers+0x7da/0xc70
[  260.248759] 70*32kB 
[  260.250987]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.254932] (UMEH) 
[  260.257267]  ? _raw_spin_unlock_irq+0x27/0x80
[  260.261739] 11*64kB 
[  260.263968]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.268437] (UMH) 
[  260.270755]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  260.274962] 2*128kB 
[  260.277104]  ? trace_hardirqs_on+0xbd/0x310
[  260.281659] (H) 
[  260.283979]  ? kasan_check_read+0x11/0x20
[  260.288274] 0*256kB 
[  260.290243]  ? __run_timers+0x7da/0xc70
[  260.294371] 0*512kB 
[  260.296686]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  260.300630] 0*1024kB 0*2048kB 
[  260.302956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.308377] 0*4096kB 
[  260.311562]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  260.315769] = 13944kB
[  260.318173]  __run_timers+0x7e5/0xc70
[  260.322385] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  260.324793]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  260.328564] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  260.337388]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  260.342724] 410 total pagecache pages
[  260.351299]  ? graph_lock+0x170/0x170
[  260.356297] 0 pages in swap cache
[  260.360080]  ? enqueue_hrtimer+0x1a5/0x560
[  260.363873] Swap cache stats: add 0, delete 0, find 0/0
[  260.363882] Free swap  = 0kB
[  260.367330]  ? lock_release+0x970/0x970
[  260.371541] Total swap = 0kB
[  260.376894]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  260.379885] 1965979 pages RAM
[  260.383853]  ? find_held_lock+0x36/0x1c0
[  260.386839] 0 pages HighMem/MovableOnly
[  260.386848] 342744 pages reserved
[  260.392029]  ? graph_lock+0x170/0x170
[  260.395110] 0 pages cma reserved
[  260.399166]  ? pvclock_read_flags+0x160/0x160
[  260.403181] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.406560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.406577]  ? check_preemption_disabled+0x48/0x200
[  260.406601]  ? __lock_is_held+0xb5/0x140
[  260.410434] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.413735]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.418203] cron cpuset=
[  260.424687]  ? check_preemption_disabled+0x48/0x200
[  260.430199] /
[  260.435231]  run_timer_softirq+0x52/0xb0
[  260.439268]  mems_allowed=0
[  260.448963]  ? rcu_read_lock_sched_held+0x108/0x120
[  260.475800]  __do_softirq+0x30b/0xad8
[  260.479618]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  260.484729]  ? pvclock_read_flags+0x160/0x160
[  260.489224]  ? lapic_next_event+0x5a/0x90
[  260.493382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.498919]  ? check_preemption_disabled+0x48/0x200
[  260.503935]  ? check_preemption_disabled+0x48/0x200
[  260.508959]  ? kvm_clock_read+0x18/0x30
[  260.512936]  ? kvm_sched_clock_read+0x9/0x20
[  260.517347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.522888]  ? check_preemption_disabled+0x48/0x200
[  260.527918]  irq_exit+0x17f/0x1c0
[  260.531375]  smp_apic_timer_interrupt+0x1cb/0x760
[  260.536220]  ? smp_call_function_single_interrupt+0x650/0x650
[  260.542113]  ? interrupt_entry+0xb5/0xf0
[  260.546178]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.551194]  ? trace_hardirqs_off_caller+0xbb/0x300
[  260.556215]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.561068]  ? trace_hardirqs_off+0x300/0x300
[  260.565565]  ? trace_hardirqs_off+0x300/0x300
[  260.570062]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.575600]  ? check_preemption_disabled+0x48/0x200
[  260.580620]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.586184]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.591036]  apic_timer_interrupt+0xf/0x20
[  260.595271]  </IRQ>
[  260.597509] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  260.602442] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  260.621345] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  260.629054] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  260.636327] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  260.643592] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  260.650860] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  260.658127] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  260.665435]  skb_clone+0x1bb/0x500
[  260.668978]  ? finish_task_switch+0x2f5/0x900
[  260.673478]  ? skb_split+0x11e0/0x11e0
[  260.677369]  ? preempt_notifier_register+0x200/0x200
[  260.682473]  ? __switch_to_asm+0x34/0x70
[  260.686531]  ? __switch_to_asm+0x34/0x70
[  260.690608]  ? __switch_to_asm+0x40/0x70
[  260.694665]  ? __switch_to_asm+0x34/0x70
[  260.698727]  ? __switch_to_asm+0x40/0x70
[  260.702787]  ? __switch_to_asm+0x34/0x70
[  260.706848]  ? __switch_to_asm+0x40/0x70
[  260.710910]  ? __switch_to_asm+0x34/0x70
[  260.714972]  ? __switch_to_asm+0x34/0x70
[  260.719034]  ? __switch_to_asm+0x40/0x70
[  260.723094]  ? __switch_to_asm+0x34/0x70
[  260.727174]  bpf_clone_redirect+0xb9/0x490
[  260.731411]  ? __schedule+0x874/0x1ed0
[  260.735305]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  260.740339]  ? __sched_text_start+0x8/0x8
[  260.744491]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  260.749267]  ? find_held_lock+0x36/0x1c0
[  260.753347]  ? lock_acquire+0x1ed/0x520
[  260.757325]  ? bpf_test_run+0x32e/0x5a0
[  260.761303]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  260.766852]  ? check_preemption_disabled+0x48/0x200
[  260.771877]  ? kasan_check_read+0x11/0x20
[  260.776030]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  260.781310]  ? rcu_bh_qs+0xc0/0xc0
[  260.784859]  ? preempt_schedule+0x4d/0x60
[  260.789009]  ? ___preempt_schedule+0x16/0x18
[  260.793427]  ? bpf_test_run+0x1c0/0x5a0
[  260.797414]  ? netlink_diag_dump+0x2a0/0x2a0
[  260.801829]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  260.807365]  ? bpf_test_init.isra.9+0x70/0x100
[  260.811952]  ? bpf_prog_test_run_skb+0x634/0xb40
[  260.816718]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  260.821559]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  260.827095]  ? fput+0x130/0x1a0
[  260.830375]  ? __bpf_prog_get+0x9b/0x290
[  260.834437]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  260.839284]  ? bpf_prog_test_run+0x130/0x1a0
[  260.843700]  ? __x64_sys_bpf+0x3d8/0x510
[  260.847760]  ? bpf_prog_get+0x20/0x20
[  260.851574]  ? ksys_ioctl+0x81/0xd0
[  260.855215]  ? do_syscall_64+0x1b9/0x820
[  260.859283]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  260.864654]  ? syscall_return_slowpath+0x5e0/0x5e0
[  260.869591]  ? trace_hardirqs_off+0x300/0x300
[  260.874088]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  260.879106]  ? recalc_sigpending_tsk+0x180/0x180
[  260.883867]  ? kasan_check_write+0x14/0x20
[  260.888110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  260.892963]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  260.898351] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  260.898443] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  260.904757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  260.904762] Call Trace:
[  260.904768]  <IRQ>
[  260.904784]  dump_stack+0x1c4/0x2b4
[  260.904800]  ? dump_stack_print_info.cold.2+0x52/0x52
[  260.904834]  warn_alloc.cold.118+0xb7/0x1bd
[  260.911358] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  260.920641]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  260.923204] syz-executor4 cpuset=
[  260.925348]  ? lock_downgrade+0x900/0x900
[  260.928949] syz4
[  260.934140]  ? trace_hardirqs_off+0xb8/0x300
[  260.938439]  mems_allowed=0
[  260.948916]  ? trace_hardirqs_off+0xb8/0x300
[  260.975006]  __alloc_pages_slowpath+0x2667/0x2d80
[  260.979883]  ? warn_alloc+0x120/0x120
[  260.983697]  ? warn_alloc+0x120/0x120
[  260.987795]  ? print_usage_bug+0xc0/0xc0
[  260.991863]  ? warn_alloc+0x120/0x120
[  260.995663]  ? print_usage_bug+0xc0/0xc0
[  260.999726]  ? __lock_acquire+0x7ec/0x4ec0
[  261.003979]  ? __lock_acquire+0x7ec/0x4ec0
[  261.008216]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.013764]  ? should_fail+0x22d/0xd01
[  261.017655]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.022764]  ? __lock_acquire+0x7ec/0x4ec0
[  261.027003]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.032107]  ? __lock_acquire+0x7ec/0x4ec0
[  261.036339]  ? should_fail+0x22d/0xd01
[  261.040240]  ? mark_held_locks+0x130/0x130
[  261.044489]  ? mark_held_locks+0x130/0x130
[  261.048723]  ? graph_lock+0x170/0x170
[  261.052523]  ? graph_lock+0x170/0x170
[  261.056327]  ? graph_lock+0x170/0x170
[  261.060647]  ? print_usage_bug+0xc0/0xc0
[  261.064710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.070256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.075796]  ? check_preemption_disabled+0x48/0x200
[  261.080824]  ? check_preemption_disabled+0x48/0x200
[  261.085858]  ? __lock_is_held+0xb5/0x140
[  261.089927]  __alloc_pages_nodemask+0xa80/0xde0
[  261.094597]  ? graph_lock+0x170/0x170
[  261.098401]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.103419]  ? graph_lock+0x170/0x170
[  261.107229]  ? find_held_lock+0x36/0x1c0
[  261.111310]  ? ____cache_alloc_node+0x1c7/0x1e0
[  261.116499]  ? lock_downgrade+0x900/0x900
[  261.120654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.126202]  cache_grow_begin+0x91/0x8c0
[  261.130271]  ? do_raw_spin_unlock+0xa7/0x2f0
[  261.134689]  fallback_alloc+0x203/0x2e0
[  261.138669]  ____cache_alloc_node+0x1c7/0x1e0
[  261.143169]  kmem_cache_alloc_node+0xe3/0x730
[  261.147664]  ? ipv6_get_ifaddr+0x42e/0x620
[  261.151910]  __alloc_skb+0x119/0x770
[  261.155626]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.160907]  ? skb_scrub_packet+0x490/0x490
[  261.165228]  ? lock_downgrade+0x900/0x900
[  261.169395]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.174931]  ? refcount_sub_and_test_checked+0x203/0x310
[  261.180430]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  261.185881]  ? addrconf_rs_timer+0x6f0/0x6f0
[  261.190306]  ndisc_alloc_skb+0x144/0x340
[  261.194376]  ndisc_send_rs+0x331/0x6e0
[  261.198280]  addrconf_rs_timer+0x3c0/0x6f0
[  261.202526]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.206776]  call_timer_fn+0x272/0x920
[  261.210664]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.214899]  ? process_timeout+0x40/0x40
[  261.218956]  ? find_held_lock+0x36/0x1c0
[  261.223044]  ? mark_held_locks+0xc7/0x130
[  261.227196]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.231691]  ? _raw_spin_unlock_irq+0x27/0x80
[  261.236184]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.240422]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  261.245009]  ? trace_hardirqs_on+0xbd/0x310
[  261.249331]  ? kasan_check_read+0x11/0x20
[  261.253479]  ? __run_timers+0x7da/0xc70
[  261.257456]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.262911]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.267150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  261.271383]  __run_timers+0x7e5/0xc70
[  261.275196]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  261.280562]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.285576]  ? graph_lock+0x170/0x170
[  261.289380]  ? print_usage_bug+0xc0/0xc0
[  261.293439]  ? lock_release+0x970/0x970
[  261.297414]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  261.302615]  ? find_held_lock+0x36/0x1c0
[  261.306679]  ? graph_lock+0x170/0x170
[  261.310487]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.316026]  ? check_preemption_disabled+0x48/0x200
[  261.321059]  ? __lock_is_held+0xb5/0x140
[  261.325126]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.330664]  ? check_preemption_disabled+0x48/0x200
[  261.335688]  run_timer_softirq+0x52/0xb0
[  261.339748]  ? rcu_read_lock_sched_held+0x108/0x120
[  261.344789]  __do_softirq+0x30b/0xad8
[  261.348613]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  261.353723]  ? pvclock_read_flags+0x160/0x160
[  261.358219]  ? lapic_next_event+0x5a/0x90
[  261.362372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.367912]  ? check_preemption_disabled+0x48/0x200
[  261.372929]  ? check_preemption_disabled+0x48/0x200
[  261.377949]  ? kvm_clock_read+0x18/0x30
[  261.381923]  ? kvm_sched_clock_read+0x9/0x20
[  261.386333]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.391871]  ? check_preemption_disabled+0x48/0x200
[  261.396902]  irq_exit+0x17f/0x1c0
[  261.400362]  smp_apic_timer_interrupt+0x1cb/0x760
[  261.405205]  ? smp_reschedule_interrupt+0x109/0x650
[  261.410221]  ? smp_call_function_single_interrupt+0x650/0x650
[  261.416160]  ? interrupt_entry+0xb5/0xf0
[  261.420224]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.425255]  ? trace_hardirqs_off_caller+0xbb/0x300
[  261.430283]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.435212]  ? trace_hardirqs_off+0x300/0x300
[  261.439704]  ? trace_hardirqs_off+0x300/0x300
[  261.444198]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.449735]  ? check_preemption_disabled+0x48/0x200
[  261.454751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.460297]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  261.465153]  apic_timer_interrupt+0xf/0x20
[  261.469384]  </IRQ>
[  261.471625] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  261.476902] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  261.495801] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  261.503514] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  261.510780] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  261.518048] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  261.525332] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  261.532597] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  261.539883]  ? arch_local_irq_restore+0x45/0x52
[  261.544560]  dump_stack+0x26a/0x2b4
[  261.548210]  ? dump_stack_print_info.cold.2+0x52/0x52
[  261.553403]  ? mark_held_locks+0x130/0x130
[  261.557635]  ? mark_held_locks+0x130/0x130
[  261.561877]  dump_header+0x27b/0xf72
[  261.565604]  ? pagefault_out_of_memory+0x197/0x197
[  261.570540]  ? mark_held_locks+0x130/0x130
[  261.574778]  ? __lock_acquire+0x7ec/0x4ec0
[  261.579016]  ? mem_cgroup_charge_statistics+0x780/0x780
[  261.584377]  ? print_usage_bug+0xc0/0xc0
[  261.588441]  ? print_usage_bug+0xc0/0xc0
[  261.592509]  ? graph_lock+0x170/0x170
[  261.596308]  ? graph_lock+0x170/0x170
[  261.600112]  ? print_usage_bug+0xc0/0xc0
[  261.604176]  ? print_usage_bug+0xc0/0xc0
[  261.608254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.613796]  ? find_held_lock+0x36/0x1c0
[  261.617874]  ? mark_held_locks+0xc7/0x130
[  261.622027]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  261.627133]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  261.632235]  ? lockdep_hardirqs_on+0x421/0x5c0
[  261.636836]  ? trace_hardirqs_on+0xbd/0x310
[  261.641162]  ? kasan_check_read+0x11/0x20
[  261.645313]  ? ___ratelimit+0x36f/0x655
[  261.649289]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  261.654765]  ? trace_hardirqs_on+0x310/0x310
[  261.659192]  ? lock_downgrade+0x900/0x900
[  261.663346]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  261.668449]  ? ___ratelimit+0xaa/0x655
[  261.672341]  ? idr_get_free+0xec0/0xec0
[  261.676326]  ? kasan_check_write+0x14/0x20
[  261.680566]  ? do_raw_spin_lock+0xc1/0x200
[  261.684810]  oom_kill_process.cold.27+0x10/0x903
[  261.689572]  ? graph_lock+0x170/0x170
[  261.693370]  ? _raw_spin_unlock+0x2c/0x50
[  261.697521]  ? oom_badness+0xe6/0xaa0
[  261.701331]  ? oom_evaluate_task+0x540/0x540
[  261.705746]  ? find_held_lock+0x36/0x1c0
[  261.709822]  ? out_of_memory+0x974/0x14c0
[  261.713974]  ? lock_downgrade+0x900/0x900
[  261.718127]  ? check_preemption_disabled+0x48/0x200
[  261.723151]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  261.728950]  ? kasan_check_read+0x11/0x20
[  261.733101]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.738380]  ? rcu_bh_qs+0xc0/0xc0
[  261.741924]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  261.746940]  ? oom_evaluate_task+0x302/0x540
[  261.751356]  out_of_memory+0xa86/0x14c0
[  261.755341]  ? oom_killer_disable+0x3a0/0x3a0
[  261.759842]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  261.764774]  ? __mutex_add_waiter+0x2a0/0x2a0
[  261.769288]  __alloc_pages_slowpath+0x2318/0x2d80
[  261.774160]  ? warn_alloc+0x120/0x120
[  261.777959]  ? __radix_tree_lookup+0x4c0/0x4c0
[  261.782552]  ? find_get_entry+0x2f2/0xc40
[  261.786709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  261.792256]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  261.797186]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.802724]  ? should_fail+0x22d/0xd01
[  261.806614]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  261.811717]  ? __lock_is_held+0xb5/0x140
[  261.815803]  ? __lock_is_held+0xb5/0x140
[  261.819884]  ? ___might_sleep+0x1ed/0x300
[  261.824029]  ? lock_release+0x970/0x970
[  261.828008]  ? arch_local_save_flags+0x40/0x40
[  261.832601]  ? __might_sleep+0x95/0x190
[  261.836585]  __alloc_pages_nodemask+0xa80/0xde0
[  261.841273]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  261.846293]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  261.852090]  ? kasan_check_read+0x11/0x20
[  261.856241]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.861537]  ? graph_lock+0x170/0x170
[  261.865338]  ? print_usage_bug+0xc0/0xc0
[  261.869402]  ? graph_lock+0x170/0x170
[  261.873201]  ? graph_lock+0x170/0x170
[  261.877005]  ? __do_page_cache_readahead+0x7ce/0x980
[  261.882463]  ? find_held_lock+0x36/0x1c0
[  261.886534]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  261.892075]  alloc_pages_current+0x10c/0x210
[  261.896481]  ? lock_downgrade+0x900/0x900
[  261.900637]  __page_cache_alloc+0x38f/0x5b0
[  261.904961]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  261.910758]  ? kasan_check_read+0x11/0x20
[  261.914906]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.920189]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  261.924860]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  261.930398]  ? check_preemption_disabled+0x48/0x200
[  261.935423]  filemap_fault+0x1594/0x25f0
[  261.939502]  ? __lock_page_or_retry+0xa00/0xa00
[  261.944171]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  261.949968]  ? kasan_check_read+0x11/0x20
[  261.954120]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  261.959400]  ? rcu_bh_qs+0xc0/0xc0
[  261.962957]  ? filemap_map_pages+0xdea/0x1980
[  261.967468]  ? graph_lock+0x170/0x170
[  261.971281]  ? find_get_pages_range_tag+0x1320/0x1320
[  261.976471]  ? pick_next_task_fair+0x98e/0x17c0
[  261.981142]  ? print_usage_bug+0xc0/0xc0
[  261.985205]  ? graph_lock+0x170/0x170
[  261.989016]  ? find_held_lock+0x36/0x1c0
[  261.993093]  ? lock_acquire+0x1ed/0x520
[  261.997071]  ? ext4_filemap_fault+0x7a/0xad
[  262.001398]  ? lock_release+0x970/0x970
[  262.005376]  ? arch_local_save_flags+0x40/0x40
[  262.009960]  ? mark_held_locks+0x130/0x130
[  262.014209]  ? down_read+0xb0/0x1d0
[  262.017843]  ? ext4_filemap_fault+0x7a/0xad
[  262.022164]  ? __down_interruptible+0x700/0x700
[  262.026876]  ? mark_held_locks+0x130/0x130
[  262.031122]  ext4_filemap_fault+0x82/0xad
[  262.035282]  __do_fault+0x100/0x6b0
[  262.038918]  ? print_bad_pte+0x6c0/0x6c0
[  262.042980]  ? graph_lock+0x170/0x170
[  262.046781]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  262.051799]  ? hrtimer_active+0x2db/0x440
[  262.055954]  ? pmd_val+0x88/0x100
[  262.059411]  ? add_mm_counter_fast+0xd0/0xd0
[  262.063827]  ? pmd_val+0x88/0x100
[  262.067286]  ? add_mm_counter_fast+0xd0/0xd0
[  262.071698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.077242]  __handle_mm_fault+0x3709/0x53e0
[  262.081675]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  262.086514]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  262.091638]  ? graph_lock+0x170/0x170
[  262.095441]  ? print_usage_bug+0xc0/0xc0
[  262.099506]  ? kasan_check_read+0x11/0x20
[  262.103655]  ? __free_object+0x173/0x340
[  262.107721]  ? graph_lock+0x170/0x170
[  262.111519]  ? graph_lock+0x170/0x170
[  262.115337]  ? handle_mm_fault+0x42a/0xc70
[  262.119578]  ? lock_downgrade+0x900/0x900
[  262.123727]  ? check_preemption_disabled+0x48/0x200
[  262.128752]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  262.134552]  ? kasan_check_read+0x11/0x20
[  262.138705]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.143985]  ? rcu_bh_qs+0xc0/0xc0
[  262.147530]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.152981]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.158522]  ? check_preemption_disabled+0x48/0x200
[  262.163547]  handle_mm_fault+0x54f/0xc70
[  262.167612]  ? __handle_mm_fault+0x53e0/0x53e0
[  262.172197]  ? find_vma+0x34/0x190
[  262.175743]  __do_page_fault+0x67d/0xed0
[  262.179811]  ? mm_fault_error+0x380/0x380
[  262.183964]  ? trace_hardirqs_off+0xb8/0x300
[  262.188376]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  262.193738]  ? trace_hardirqs_on+0x310/0x310
[  262.198151]  do_page_fault+0xf2/0x7e0
[  262.201955]  ? vmalloc_sync_all+0x30/0x30
[  262.206101]  ? error_entry+0x70/0xd0
[  262.209819]  ? trace_hardirqs_off_caller+0xbb/0x300
[  262.214839]  ? trace_hardirqs_on_caller+0xc0/0x300
[  262.219776]  ? syscall_return_slowpath+0x5e0/0x5e0
[  262.224706]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.229547]  ? trace_hardirqs_off+0x300/0x300
[  262.234060]  ? trace_hardirqs_off_caller+0x300/0x300
[  262.239168]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  262.244186]  ? prepare_exit_to_usermode+0x291/0x3b0
[  262.249201]  ? page_fault+0x8/0x30
[  262.252748]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  262.257594]  ? page_fault+0x8/0x30
[  262.261138]  page_fault+0x1e/0x30
[  262.264587] RIP: 0033:0x7f9819842e40
[  262.268304] Code: Bad RIP value.
[  262.271669] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  262.277031] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  262.284314] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  262.291583] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  262.298847] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  262.306113] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  262.313403] warn_alloc_show_mem: 1 callbacks suppressed
[  262.313416] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  262.313418] Mem-Info:
[  262.313447] active_anon:39986 inactive_anon:371 isolated_anon:0
[  262.313447]  active_file:17 inactive_file:14 isolated_file:0
[  262.313447]  unevictable:0 dirty:0 writeback:0 unstable:0
[  262.313447]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  262.313447]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  262.313447]  free:13700 free_pcp:499 free_cma:0
[  262.318810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  262.318826] Call Trace:
[  262.326033] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  262.328430]  <IRQ>
[  262.361310] Node 0 
[  262.370687]  dump_stack+0x1c4/0x2b4
[  262.373279] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  262.400926]  ? dump_stack_print_info.cold.2+0x52/0x52
[  262.403052] lowmem_reserve[]:
[  262.405293]  warn_alloc.cold.118+0xb7/0x1bd
[  262.408887]  0
[  262.434388]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  262.439552]  2817
[  262.442648]  ? lock_downgrade+0x900/0x900
[  262.446941]  6321
[  262.448744]  ? trace_hardirqs_off+0xb8/0x300
[  262.453556]  6321
[  262.455615]  ? trace_hardirqs_off+0xb8/0x300
[  262.459753] Node 0 
[  262.461819]  __alloc_pages_slowpath+0x2667/0x2d80
[  262.466227] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  262.468290]  ? warn_alloc+0x120/0x120
[  262.472644] lowmem_reserve[]: 0
[  262.474886]  ? warn_alloc+0x120/0x120
[  262.479701]  0
[  262.506415]  ? print_usage_bug+0xc0/0xc0
[  262.510189]  3503
[  262.513466]  ? warn_alloc+0x120/0x120
[  262.517242]  3503
[  262.519046]  ? print_usage_bug+0xc0/0xc0
[  262.525139]  ? __lock_acquire+0x7ec/0x4ec0
[  262.528915] Node 0 
[  262.530973]  ? __lock_acquire+0x7ec/0x4ec0
[  262.535034] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  262.539262]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  262.541475] lowmem_reserve[]:
[  262.545721]  ? should_fail+0x22d/0xd01
[  262.574235]  0
[  262.579776]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.582857]  0
[  262.586738]  ? __lock_acquire+0x7ec/0x4ec0
[  262.588516]  0
[  262.593615]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  262.595395]  0
[  262.599619]  ? __lock_acquire+0x7ec/0x4ec0
[  262.601397] Node 0 
[  262.606493]  ? should_fail+0x22d/0xd01
[  262.608278] DMA: 
[  262.612511]  ? mark_held_locks+0x130/0x130
[  262.614718] 1*4kB 
[  262.618599]  ? mark_held_locks+0x130/0x130
[  262.620634] (U) 
[  262.624875]  ? graph_lock+0x170/0x170
[  262.627006] 0*8kB 
[  262.631230]  ? graph_lock+0x170/0x170
[  262.633185] 0*16kB 
[  262.636976]  ? graph_lock+0x170/0x170
[  262.639102] 1*32kB 
[  262.642984]  ? print_usage_bug+0xc0/0xc0
[  262.645195] (U) 
[  262.648988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.651196] 2*64kB 
[  262.655254]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.657204] (U) 
[  262.662738]  ? check_preemption_disabled+0x48/0x200
[  262.664951] 1*128kB 
[  262.670479]  ? check_preemption_disabled+0x48/0x200
[  262.672430] (U) 
[  262.677447]  ? __lock_is_held+0xb5/0x140
[  262.679746] 1*256kB 
[  262.684759]  __alloc_pages_nodemask+0xa80/0xde0
[  262.686711] (U) 
[  262.690761]  ? graph_lock+0x170/0x170
[  262.693058] 0*512kB 1*1024kB 
[  262.697726]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  262.699678] (U) 
[  262.703469]  ? graph_lock+0x170/0x170
[  262.706551] 1*2048kB 
[  262.711563]  ? find_held_lock+0x36/0x1c0
[  262.713528] (M) 
[  262.717336]  ? ____cache_alloc_node+0x1c7/0x1e0
[  262.719713] 3*4096kB 
[  262.723764]  ? lock_downgrade+0x900/0x900
[  262.725720] (M) 
[  262.730385]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.732770] = 15908kB
[  262.736912]  cache_grow_begin+0x91/0x8c0
[  262.738866] Node 0 
[  262.744397]  ? do_raw_spin_unlock+0xa7/0x2f0
[  262.746783] DMA32: 
[  262.750840]  fallback_alloc+0x203/0x2e0
[  262.753052] 3*4kB 
[  262.757456]  ____cache_alloc_node+0x1c7/0x1e0
[  262.759668] (UM) 
[  262.763638]  kmem_cache_alloc_node+0xe3/0x730
[  262.765762] 1*8kB 
[  262.770257]  ? ipv6_get_ifaddr+0x42e/0x620
[  262.772290] (U) 
[  262.776783]  __alloc_skb+0x119/0x770
[  262.778903] 4*16kB 
[  262.783135]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  262.785086] (UM) 
[  262.788793]  ? skb_scrub_packet+0x490/0x490
[  262.791006] 2*32kB 
[  262.796278]  ? lock_downgrade+0x900/0x900
[  262.798326] (UM) 
[  262.802664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  262.804875] 2*64kB 
[  262.809019]  ? refcount_sub_and_test_checked+0x203/0x310
[  262.811055] (M) 
[  262.816585]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  262.818797] 3*128kB 
[  262.824240]  ? addrconf_rs_timer+0x6f0/0x6f0
[  262.826203] (M) 
[  262.831656]  ndisc_alloc_skb+0x144/0x340
[  262.833945] 3*256kB 
[  262.838354]  ndisc_send_rs+0x331/0x6e0
[  262.840303] (UM) 
[  262.844363]  addrconf_rs_timer+0x3c0/0x6f0
[  262.846659] 4*512kB 
[  262.850538]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.852574] (UM) 
[  262.856811]  call_timer_fn+0x272/0x920
[  262.859106] 3*1024kB 
[  262.863333]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.865370] (M) 
[  262.869258]  ? process_timeout+0x40/0x40
[  262.871640] 3*2048kB (UM) 
[  262.875876]  ? find_held_lock+0x36/0x1c0
[  262.877833] 3*4096kB 
[  262.881890]  ? __run_timers+0x7da/0xc70
[  262.884703] (M) 
[  262.888759]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.891145] = 24980kB
[  262.895108]  ? _raw_spin_unlock_irq+0x27/0x80
[  262.897061] Node 0 
[  262.901551]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.903939] Normal: 
[  262.908426]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  262.910657] 870*4kB 
[  262.914887]  ? trace_hardirqs_on+0xbd/0x310
[  262.917186] (MEH) 
[  262.921765]  ? kasan_check_read+0x11/0x20
[  262.924062] 510*8kB 
[  262.928379]  ? __run_timers+0x7da/0xc70
[  262.930506] (UMEH) 
[  262.934649]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  262.936948] 199*16kB 
[  262.940914]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.943124] (UMEH) 
[  262.948567]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  262.950951] 70*32kB 
[  262.955177]  __run_timers+0x7e5/0xc70
[  262.957388] (UMEH) 
[  262.961624]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  262.963914] 11*64kB 
[  262.967706]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  262.969914] (UMH) 
[  262.975285]  ? graph_lock+0x170/0x170
[  262.977585] 2*128kB 
[  262.982589]  ? enqueue_hrtimer+0x1a5/0x560
[  262.984939] (H) 0*256kB 
[  262.988749]  ? lock_release+0x970/0x970
[  262.988766]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  262.991067] 0*512kB 
[  262.995299]  ? find_held_lock+0x36/0x1c0
[  262.997945] 0*1024kB 
[  263.001913]  ? graph_lock+0x170/0x170
[  263.007076] 0*2048kB 
[  263.009392]  ? pvclock_read_flags+0x160/0x160
[  263.013431] 0*4096kB 
[  263.015834]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.015853]  ? check_preemption_disabled+0x48/0x200
[  263.019620] = 13944kB
[  263.019634] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  263.022038]  ? __lock_is_held+0xb5/0x140
[  263.026511] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  263.028927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.034439] 410 total pagecache pages
[  263.039453]  ? check_preemption_disabled+0x48/0x200
[  263.041846] 0 pages in swap cache
[  263.050684]  run_timer_softirq+0x52/0xb0
[  263.054722] Swap cache stats: add 0, delete 0, find 0/0
[  263.063291]  ? rcu_read_lock_sched_held+0x108/0x120
[  263.068802] Free swap  = 0kB
[  263.072597]  __do_softirq+0x30b/0xad8
[  263.077588] Total swap = 0kB
[  263.081042]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  263.085072] 1965979 pages RAM
[  263.090446]  ? pvclock_read_flags+0x160/0x160
[  263.095436] 0 pages HighMem/MovableOnly
[  263.098445]  ? lapic_next_event+0x5a/0x90
[  263.102220] 342744 pages reserved
[  263.105233]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.110310] 0 pages cma reserved
[  263.113418]  ? check_preemption_disabled+0x48/0x200
[  263.118455] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.122372]  ? check_preemption_disabled+0x48/0x200
[  263.122394]  ? kvm_clock_read+0x18/0x30
[  263.126605] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.129968]  ? kvm_sched_clock_read+0x9/0x20
[  263.135480] cron cpuset=
[  263.138839]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.143850] /
[  263.150342]  ? check_preemption_disabled+0x48/0x200
[  263.155335]  mems_allowed=0
[  263.159311]  irq_exit+0x17f/0x1c0
[  263.194643]  smp_apic_timer_interrupt+0x1cb/0x760
[  263.199491]  ? smp_call_function_single_interrupt+0x650/0x650
[  263.205384]  ? interrupt_entry+0xb5/0xf0
[  263.209452]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.214467]  ? trace_hardirqs_off_caller+0xbb/0x300
[  263.219489]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.224338]  ? trace_hardirqs_off+0x300/0x300
[  263.228834]  ? trace_hardirqs_off+0x300/0x300
[  263.233337]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.238879]  ? check_preemption_disabled+0x48/0x200
[  263.243893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.249437]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.254298]  apic_timer_interrupt+0xf/0x20
[  263.258533]  </IRQ>
[  263.260773] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  263.265704] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  263.284606] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  263.292322] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  263.299605] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  263.306876] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  263.314142] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  263.321411] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  263.328718]  skb_clone+0x1bb/0x500
[  263.332270]  ? finish_task_switch+0x2f5/0x900
[  263.336770]  ? skb_split+0x11e0/0x11e0
[  263.340659]  ? preempt_notifier_register+0x200/0x200
[  263.345763]  ? __switch_to_asm+0x34/0x70
[  263.349824]  ? __switch_to_asm+0x34/0x70
[  263.353883]  ? __switch_to_asm+0x40/0x70
[  263.357941]  ? __switch_to_asm+0x34/0x70
[  263.362009]  ? __switch_to_asm+0x40/0x70
[  263.366069]  ? __switch_to_asm+0x34/0x70
[  263.370128]  ? __switch_to_asm+0x40/0x70
[  263.374188]  ? __switch_to_asm+0x34/0x70
[  263.378259]  ? __switch_to_asm+0x34/0x70
[  263.382324]  ? __switch_to_asm+0x40/0x70
[  263.386383]  ? __switch_to_asm+0x34/0x70
[  263.390452]  bpf_clone_redirect+0xb9/0x490
[  263.394692]  ? __schedule+0x874/0x1ed0
[  263.398592]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  263.403613]  ? __sched_text_start+0x8/0x8
[  263.407779]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.412565]  ? find_held_lock+0x36/0x1c0
[  263.416634]  ? lock_acquire+0x1ed/0x520
[  263.420611]  ? bpf_test_run+0x32e/0x5a0
[  263.424591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.430133]  ? check_preemption_disabled+0x48/0x200
[  263.435158]  ? kasan_check_read+0x11/0x20
[  263.439309]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.444593]  ? rcu_bh_qs+0xc0/0xc0
[  263.448137]  ? preempt_schedule+0x4d/0x60
[  263.452286]  ? ___preempt_schedule+0x16/0x18
[  263.456726]  ? bpf_test_run+0x1c0/0x5a0
[  263.460712]  ? netlink_diag_dump+0x2a0/0x2a0
[  263.465142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.470678]  ? bpf_test_init.isra.9+0x70/0x100
[  263.475272]  ? bpf_prog_test_run_skb+0x634/0xb40
[  263.480038]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  263.484882]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  263.490419]  ? fput+0x130/0x1a0
[  263.493703]  ? __bpf_prog_get+0x9b/0x290
[  263.497767]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  263.502609]  ? bpf_prog_test_run+0x130/0x1a0
[  263.507022]  ? __x64_sys_bpf+0x3d8/0x510
[  263.511084]  ? bpf_prog_get+0x20/0x20
[  263.514894]  ? ksys_ioctl+0x81/0xd0
[  263.518530]  ? do_syscall_64+0x1b9/0x820
[  263.522590]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  263.527957]  ? syscall_return_slowpath+0x5e0/0x5e0
[  263.532890]  ? trace_hardirqs_off+0x300/0x300
[  263.537386]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  263.542400]  ? recalc_sigpending_tsk+0x180/0x180
[  263.547159]  ? kasan_check_write+0x14/0x20
[  263.551400]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  263.556258]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  263.561646] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  263.561721] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  263.568050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  263.568055] Call Trace:
[  263.568062]  <IRQ>
[  263.568078]  dump_stack+0x1c4/0x2b4
[  263.568095]  ? dump_stack_print_info.cold.2+0x52/0x52
[  263.568121]  warn_alloc.cold.118+0xb7/0x1bd
[  263.574677] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  263.583940]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  263.586504] syz-executor4 cpuset=
[  263.588647]  ? lock_downgrade+0x900/0x900
[  263.592258] syz4
[  263.597469]  ? trace_hardirqs_off+0xb8/0x300
[  263.601765]  mems_allowed=0
[  263.612242]  ? trace_hardirqs_off+0xb8/0x300
[  263.638300]  __alloc_pages_slowpath+0x2667/0x2d80
[  263.643177]  ? warn_alloc+0x120/0x120
[  263.646998]  ? trace_hardirqs_on+0x310/0x310
[  263.651410]  ? warn_alloc+0x120/0x120
[  263.655213]  ? print_usage_bug+0xc0/0xc0
[  263.659283]  ? warn_alloc+0x120/0x120
[  263.663085]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  263.668110]  ? print_usage_bug+0xc0/0xc0
[  263.672176]  ? __lock_acquire+0x7ec/0x4ec0
[  263.676408]  ? __lock_acquire+0x7ec/0x4ec0
[  263.680646]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  263.686205]  ? should_fail+0x22d/0xd01
[  263.690097]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.695216]  ? __lock_acquire+0x7ec/0x4ec0
[  263.699462]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  263.704564]  ? __lock_acquire+0x7ec/0x4ec0
[  263.708799]  ? should_fail+0x22d/0xd01
[  263.712688]  ? print_usage_bug+0xc0/0xc0
[  263.716759]  ? mark_held_locks+0x130/0x130
[  263.720998]  ? mark_held_locks+0x130/0x130
[  263.725241]  ? graph_lock+0x170/0x170
[  263.729050]  ? print_usage_bug+0xc0/0xc0
[  263.733116]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  263.737897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.743443]  ? check_preemption_disabled+0x48/0x200
[  263.748458]  ? check_preemption_disabled+0x48/0x200
[  263.753485]  ? __lock_is_held+0xb5/0x140
[  263.757571]  __alloc_pages_nodemask+0xa80/0xde0
[  263.762239]  ? graph_lock+0x170/0x170
[  263.766058]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  263.771075]  ? graph_lock+0x170/0x170
[  263.774897]  ? find_held_lock+0x36/0x1c0
[  263.778971]  ? ____cache_alloc_node+0x1c7/0x1e0
[  263.783639]  ? lock_downgrade+0x900/0x900
[  263.787799]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.793350]  cache_grow_begin+0x91/0x8c0
[  263.797414]  ? do_raw_spin_unlock+0xa7/0x2f0
[  263.801836]  fallback_alloc+0x203/0x2e0
[  263.805823]  ____cache_alloc_node+0x1c7/0x1e0
[  263.810328]  kmem_cache_alloc_node+0xe3/0x730
[  263.814833]  ? ipv6_get_ifaddr+0x42e/0x620
[  263.819080]  __alloc_skb+0x119/0x770
[  263.822796]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  263.828084]  ? skb_scrub_packet+0x490/0x490
[  263.832424]  ? lock_downgrade+0x900/0x900
[  263.836581]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.842121]  ? refcount_sub_and_test_checked+0x203/0x310
[  263.847576]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  263.853031]  ? addrconf_rs_timer+0x6f0/0x6f0
[  263.857456]  ndisc_alloc_skb+0x144/0x340
[  263.861521]  ndisc_send_rs+0x331/0x6e0
[  263.865417]  addrconf_rs_timer+0x3c0/0x6f0
[  263.869661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.873909]  call_timer_fn+0x272/0x920
[  263.877800]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.882042]  ? process_timeout+0x40/0x40
[  263.886100]  ? find_held_lock+0x36/0x1c0
[  263.890173]  ? mark_held_locks+0xc7/0x130
[  263.894326]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.898829]  ? _raw_spin_unlock_irq+0x27/0x80
[  263.903326]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.907563]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  263.912149]  ? trace_hardirqs_on+0xbd/0x310
[  263.916470]  ? kasan_check_read+0x11/0x20
[  263.920621]  ? __run_timers+0x7da/0xc70
[  263.924597]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  263.930055]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.934299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  263.938536]  __run_timers+0x7e5/0xc70
[  263.942352]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  263.947720]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  263.952740]  ? graph_lock+0x170/0x170
[  263.956543]  ? print_usage_bug+0xc0/0xc0
[  263.960600]  ? lock_release+0x970/0x970
[  263.964574]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  263.969773]  ? find_held_lock+0x36/0x1c0
[  263.973842]  ? graph_lock+0x170/0x170
[  263.977649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.983215]  ? check_preemption_disabled+0x48/0x200
[  263.988263]  ? __lock_is_held+0xb5/0x140
[  263.992328]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  263.997869]  ? check_preemption_disabled+0x48/0x200
[  264.002895]  run_timer_softirq+0x52/0xb0
[  264.006975]  ? rcu_read_lock_sched_held+0x108/0x120
[  264.011994]  __do_softirq+0x30b/0xad8
[  264.015809]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  264.020924]  ? pvclock_read_flags+0x160/0x160
[  264.025419]  ? lapic_next_event+0x5a/0x90
[  264.029567]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.035109]  ? check_preemption_disabled+0x48/0x200
[  264.040140]  ? check_preemption_disabled+0x48/0x200
[  264.045166]  ? kvm_clock_read+0x18/0x30
[  264.049139]  ? kvm_sched_clock_read+0x9/0x20
[  264.053551]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.059109]  ? check_preemption_disabled+0x48/0x200
[  264.064139]  irq_exit+0x17f/0x1c0
[  264.067593]  smp_apic_timer_interrupt+0x1cb/0x760
[  264.072437]  ? smp_reschedule_interrupt+0x109/0x650
[  264.077456]  ? smp_call_function_single_interrupt+0x650/0x650
[  264.083353]  ? interrupt_entry+0xb5/0xf0
[  264.087416]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.092432]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.097454]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.102299]  ? trace_hardirqs_off+0x300/0x300
[  264.106793]  ? trace_hardirqs_off+0x300/0x300
[  264.111300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.116841]  ? check_preemption_disabled+0x48/0x200
[  264.121859]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.127410]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.132270]  apic_timer_interrupt+0xf/0x20
[  264.136500]  </IRQ>
[  264.138739] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  264.144018] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  264.162917] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  264.170627] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  264.177896] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  264.185162] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  264.192426] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  264.199691] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  264.206980]  ? arch_local_irq_restore+0x45/0x52
[  264.211654]  dump_stack+0x26a/0x2b4
[  264.215288]  ? dump_stack_print_info.cold.2+0x52/0x52
[  264.220504]  ? mark_held_locks+0x130/0x130
[  264.224742]  ? mark_held_locks+0x130/0x130
[  264.228985]  dump_header+0x27b/0xf72
[  264.232711]  ? pagefault_out_of_memory+0x197/0x197
[  264.237645]  ? mark_held_locks+0x130/0x130
[  264.241882]  ? __lock_acquire+0x7ec/0x4ec0
[  264.246122]  ? mem_cgroup_charge_statistics+0x780/0x780
[  264.251504]  ? print_usage_bug+0xc0/0xc0
[  264.255565]  ? print_usage_bug+0xc0/0xc0
[  264.259636]  ? graph_lock+0x170/0x170
[  264.263434]  ? graph_lock+0x170/0x170
[  264.267234]  ? print_usage_bug+0xc0/0xc0
[  264.271300]  ? print_usage_bug+0xc0/0xc0
[  264.275374]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.280920]  ? find_held_lock+0x36/0x1c0
[  264.284989]  ? mark_held_locks+0xc7/0x130
[  264.289222]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.294347]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.299454]  ? lockdep_hardirqs_on+0x421/0x5c0
[  264.304040]  ? trace_hardirqs_on+0xbd/0x310
[  264.308363]  ? kasan_check_read+0x11/0x20
[  264.312514]  ? ___ratelimit+0x36f/0x655
[  264.316491]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.321945]  ? trace_hardirqs_on+0x310/0x310
[  264.326357]  ? lock_downgrade+0x900/0x900
[  264.330511]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  264.335620]  ? ___ratelimit+0xaa/0x655
[  264.339509]  ? idr_get_free+0xec0/0xec0
[  264.343487]  ? kasan_check_write+0x14/0x20
[  264.347722]  ? do_raw_spin_lock+0xc1/0x200
[  264.351969]  oom_kill_process.cold.27+0x10/0x903
[  264.356732]  ? graph_lock+0x170/0x170
[  264.360535]  ? _raw_spin_unlock+0x2c/0x50
[  264.364681]  ? oom_badness+0xe6/0xaa0
[  264.368510]  ? oom_evaluate_task+0x540/0x540
[  264.372923]  ? find_held_lock+0x36/0x1c0
[  264.376990]  ? out_of_memory+0x974/0x14c0
[  264.381143]  ? lock_downgrade+0x900/0x900
[  264.385330]  ? check_preemption_disabled+0x48/0x200
[  264.390360]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.396159]  ? kasan_check_read+0x11/0x20
[  264.400309]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.405587]  ? rcu_bh_qs+0xc0/0xc0
[  264.409134]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  264.414146]  ? oom_evaluate_task+0x302/0x540
[  264.418558]  out_of_memory+0xa86/0x14c0
[  264.422542]  ? oom_killer_disable+0x3a0/0x3a0
[  264.427041]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  264.431977]  ? __mutex_add_waiter+0x2a0/0x2a0
[  264.436489]  __alloc_pages_slowpath+0x2318/0x2d80
[  264.441363]  ? warn_alloc+0x120/0x120
[  264.445164]  ? __radix_tree_lookup+0x4c0/0x4c0
[  264.449759]  ? find_get_entry+0x2f2/0xc40
[  264.453917]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  264.459458]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  264.464387]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.469923]  ? should_fail+0x22d/0xd01
[  264.473823]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  264.478945]  ? __lock_is_held+0xb5/0x140
[  264.483037]  ? __lock_is_held+0xb5/0x140
[  264.487115]  ? ___might_sleep+0x1ed/0x300
[  264.491280]  ? lock_release+0x970/0x970
[  264.495266]  ? arch_local_save_flags+0x40/0x40
[  264.499862]  ? __might_sleep+0x95/0x190
[  264.503845]  __alloc_pages_nodemask+0xa80/0xde0
[  264.508525]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  264.513545]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.519350]  ? kasan_check_read+0x11/0x20
[  264.523500]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.528780]  ? graph_lock+0x170/0x170
[  264.532582]  ? print_usage_bug+0xc0/0xc0
[  264.536645]  ? graph_lock+0x170/0x170
[  264.540443]  ? graph_lock+0x170/0x170
[  264.544243]  ? __do_page_cache_readahead+0x7ce/0x980
[  264.549366]  ? find_held_lock+0x36/0x1c0
[  264.553436]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  264.558982]  alloc_pages_current+0x10c/0x210
[  264.563398]  ? lock_downgrade+0x900/0x900
[  264.567556]  __page_cache_alloc+0x38f/0x5b0
[  264.571912]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.577710]  ? kasan_check_read+0x11/0x20
[  264.581870]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.587152]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  264.591833]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.597372]  ? check_preemption_disabled+0x48/0x200
[  264.602395]  filemap_fault+0x1594/0x25f0
[  264.606469]  ? __lock_page_or_retry+0xa00/0xa00
[  264.611137]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.616938]  ? kasan_check_read+0x11/0x20
[  264.621085]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.626362]  ? rcu_bh_qs+0xc0/0xc0
[  264.629916]  ? filemap_map_pages+0xdea/0x1980
[  264.634427]  ? graph_lock+0x170/0x170
[  264.638233]  ? find_get_pages_range_tag+0x1320/0x1320
[  264.643429]  ? pick_next_task_fair+0x98e/0x17c0
[  264.648096]  ? print_usage_bug+0xc0/0xc0
[  264.652160]  ? graph_lock+0x170/0x170
[  264.655967]  ? find_held_lock+0x36/0x1c0
[  264.660041]  ? lock_acquire+0x1ed/0x520
[  264.664015]  ? ext4_filemap_fault+0x7a/0xad
[  264.668345]  ? lock_release+0x970/0x970
[  264.672319]  ? arch_local_save_flags+0x40/0x40
[  264.676905]  ? mark_held_locks+0x130/0x130
[  264.681152]  ? down_read+0xb0/0x1d0
[  264.684780]  ? ext4_filemap_fault+0x7a/0xad
[  264.689102]  ? __down_interruptible+0x700/0x700
[  264.693772]  ? mark_held_locks+0x130/0x130
[  264.698019]  ext4_filemap_fault+0x82/0xad
[  264.702174]  __do_fault+0x100/0x6b0
[  264.705803]  ? print_bad_pte+0x6c0/0x6c0
[  264.709868]  ? graph_lock+0x170/0x170
[  264.713671]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  264.718685]  ? hrtimer_active+0x2db/0x440
[  264.722837]  ? pmd_val+0x88/0x100
[  264.726290]  ? add_mm_counter_fast+0xd0/0xd0
[  264.730697]  ? pmd_val+0x88/0x100
[  264.734153]  ? add_mm_counter_fast+0xd0/0xd0
[  264.738570]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.744115]  __handle_mm_fault+0x3709/0x53e0
[  264.748533]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  264.753373]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  264.758474]  ? graph_lock+0x170/0x170
[  264.762281]  ? print_usage_bug+0xc0/0xc0
[  264.766342]  ? kasan_check_read+0x11/0x20
[  264.770491]  ? __free_object+0x173/0x340
[  264.774551]  ? graph_lock+0x170/0x170
[  264.778348]  ? graph_lock+0x170/0x170
[  264.782172]  ? handle_mm_fault+0x42a/0xc70
[  264.786407]  ? lock_downgrade+0x900/0x900
[  264.790563]  ? check_preemption_disabled+0x48/0x200
[  264.795587]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  264.801382]  ? kasan_check_read+0x11/0x20
[  264.805531]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  264.810809]  ? rcu_bh_qs+0xc0/0xc0
[  264.814357]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  264.819806]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  264.825351]  ? check_preemption_disabled+0x48/0x200
[  264.830375]  handle_mm_fault+0x54f/0xc70
[  264.834440]  ? __handle_mm_fault+0x53e0/0x53e0
[  264.839027]  ? find_vma+0x34/0x190
[  264.842572]  __do_page_fault+0x67d/0xed0
[  264.846641]  ? mm_fault_error+0x380/0x380
[  264.850789]  ? trace_hardirqs_off+0xb8/0x300
[  264.855208]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  264.860575]  ? trace_hardirqs_on+0x310/0x310
[  264.864993]  do_page_fault+0xf2/0x7e0
[  264.868797]  ? vmalloc_sync_all+0x30/0x30
[  264.872948]  ? error_entry+0x70/0xd0
[  264.876662]  ? trace_hardirqs_off_caller+0xbb/0x300
[  264.881678]  ? trace_hardirqs_on_caller+0xc0/0x300
[  264.886606]  ? syscall_return_slowpath+0x5e0/0x5e0
[  264.891535]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.896377]  ? trace_hardirqs_off+0x300/0x300
[  264.900877]  ? trace_hardirqs_off_caller+0x300/0x300
[  264.905988]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  264.911008]  ? prepare_exit_to_usermode+0x291/0x3b0
[  264.916028]  ? page_fault+0x8/0x30
[  264.919576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  264.924422]  ? page_fault+0x8/0x30
[  264.927967]  page_fault+0x1e/0x30
[  264.931423] RIP: 0033:0x7f9819842e40
[  264.935143] Code: Bad RIP value.
[  264.938502] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  264.943865] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  264.951136] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  264.958403] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  264.965671] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  264.972937] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  264.980232] warn_alloc_show_mem: 1 callbacks suppressed
[  264.980245] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  264.980247] Mem-Info:
[  264.980286] active_anon:39986 inactive_anon:371 isolated_anon:0
[  264.980286]  active_file:17 inactive_file:14 isolated_file:0
[  264.980286]  unevictable:0 dirty:0 writeback:0 unstable:0
[  264.980286]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  264.980286]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  264.980286]  free:13700 free_pcp:499 free_cma:0
[  264.986051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  264.986060] Call Trace:
[  264.993265] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  264.995660]  <IRQ>
[  265.028532] Node 0 
[  265.037890]  dump_stack+0x1c4/0x2b4
[  265.040470] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  265.068123]  ? dump_stack_print_info.cold.2+0x52/0x52
[  265.070247] lowmem_reserve[]:
[  265.072493]  warn_alloc.cold.118+0xb7/0x1bd
[  265.076081]  0
[  265.102348]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  265.107512]  2817
[  265.110699]  ? lock_downgrade+0x900/0x900
[  265.114992]  6321
[  265.117012]  ? trace_hardirqs_off+0xb8/0x300
[  265.121834]  6321
[  265.123892]  ? trace_hardirqs_off+0xb8/0x300
[  265.128014] Node 0 
[  265.130078]  __alloc_pages_slowpath+0x2667/0x2d80
[  265.134484] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  265.136539]  ? warn_alloc+0x120/0x120
[  265.140895] lowmem_reserve[]:
[  265.143125]  ? trace_hardirqs_on+0x310/0x310
[  265.147943]  0
[  265.174656]  ? warn_alloc+0x120/0x120
[  265.178438]  0
[  265.181539]  ? print_usage_bug+0xc0/0xc0
[  265.185921]  3503
[  265.187722]  ? warn_alloc+0x120/0x120
[  265.191505]  3503
[  265.193306]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  265.199435]  ? print_usage_bug+0xc0/0xc0
[  265.203212] Node 0 
[  265.205282]  ? __lock_acquire+0x7ec/0x4ec0
[  265.210462] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  265.214504]  ? __lock_acquire+0x7ec/0x4ec0
[  265.216713] lowmem_reserve[]:
[  265.220950]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.249472]  0
[  265.253711]  ? should_fail+0x22d/0xd01
[  265.256777]  0 0
[  265.262327]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.264095]  0
[  265.267975]  ? __lock_acquire+0x7ec/0x4ec0
[  265.275021]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  265.276798] Node 0 
[  265.281028]  ? __lock_acquire+0x7ec/0x4ec0
[  265.286096] DMA: 1*4kB 
[  265.288335]  ? should_fail+0x22d/0xd01
[  265.292543] (U) 
[  265.295126]  ? print_usage_bug+0xc0/0xc0
[  265.298980] 0*8kB 0*16kB 
[  265.300966]  ? mark_held_locks+0x130/0x130
[  265.304995] 1*32kB 
[  265.307747]  ? mark_held_locks+0x130/0x130
[  265.311952] (U) 
[  265.314185]  ? graph_lock+0x170/0x170
[  265.318389] 2*64kB 
[  265.320356]  ? print_usage_bug+0xc0/0xc0
[  265.324131] (U) 
[  265.326362]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  265.330394] 1*128kB 
[  265.332364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.337089] (U) 
[  265.339411]  ? check_preemption_disabled+0x48/0x200
[  265.344921] 1*256kB 
[  265.346890]  ? check_preemption_disabled+0x48/0x200
[  265.351879] (U) 
[  265.354205]  ? __lock_is_held+0xb5/0x140
[  265.359190] 0*512kB 
[  265.361159]  __alloc_pages_nodemask+0xa80/0xde0
[  265.365189] 1*1024kB 
[  265.367506]  ? graph_lock+0x170/0x170
[  265.372148] (U) 
[  265.374551]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  265.378320] 1*2048kB (M) 
[  265.380300]  ? graph_lock+0x170/0x170
[  265.385288] 3*4096kB (M) 
[  265.388058]  ? find_held_lock+0x36/0x1c0
[  265.391825] = 15908kB
[  265.394581]  ? ____cache_alloc_node+0x1c7/0x1e0
[  265.398610] Node 0 
[  265.401015]  ? lock_downgrade+0x900/0x900
[  265.405657] DMA32: 
[  265.407895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.412012] 3*4kB 
[  265.414242]  cache_grow_begin+0x91/0x8c0
[  265.419754] (UM) 
[  265.421898]  ? do_raw_spin_unlock+0xa7/0x2f0
[  265.425935] 1*8kB 
[  265.427996]  fallback_alloc+0x203/0x2e0
[  265.432375] (U) 
[  265.434522]  ____cache_alloc_node+0x1c7/0x1e0
[  265.438466] 4*16kB 
[  265.440434]  kmem_cache_alloc_node+0xe3/0x730
[  265.444899] (UM) 
[  265.447133]  ? ipv6_get_ifaddr+0x42e/0x620
[  265.451599] 2*32kB 
[  265.453658]  __alloc_skb+0x119/0x770
[  265.457863] (UM) 
[  265.460096]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  265.463776] 2*64kB (M) 
[  265.465843]  ? skb_scrub_packet+0x490/0x490
[  265.471093] 3*128kB 
[  265.473668]  ? lock_downgrade+0x900/0x900
[  265.477965] (M) 
[  265.480293]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.484460] 3*256kB 
[  265.486430]  ? refcount_sub_and_test_checked+0x203/0x310
[  265.491937] (UM) 
[  265.494263]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  265.499685] 4*512kB 
[  265.501746]  ? addrconf_rs_timer+0x6f0/0x6f0
[  265.507165] (UM) 
[  265.509494]  ndisc_alloc_skb+0x144/0x340
[  265.513869] 3*1024kB 
[  265.515928]  ndisc_send_rs+0x331/0x6e0
[  265.519962] (M) 
[  265.522371]  addrconf_rs_timer+0x3c0/0x6f0
[  265.526230] 3*2048kB 
[  265.528209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.532417] (UM) 
[  265.534835]  call_timer_fn+0x272/0x920
[  265.539036] 3*4096kB 
[  265.541094]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.544957] (M) 
[  265.547367]  ? process_timeout+0x40/0x40
[  265.551574] = 24980kB
[  265.553543]  ? find_held_lock+0x36/0x1c0
[  265.557578] Node 0 
[  265.559983]  ? __run_timers+0x7da/0xc70
[  265.564014] Normal: 
[  265.566243]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.570204] 870*4kB 
[  265.572519]  ? _raw_spin_unlock_irq+0x27/0x80
[  265.576991] (MEH) 
[  265.579308]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.583778] 510*8kB 
[  265.585920]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  265.590126] (UMEH) 
[  265.592443]  ? trace_hardirqs_on+0xbd/0x310
[  265.597000] 199*16kB 
[  265.599229]  ? kasan_check_read+0x11/0x20
[  265.603524] (UMEH) 
[  265.605930]  ? __run_timers+0x7da/0xc70
[  265.610053] 70*32kB 
[  265.612286]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  265.616230] (UMEH) 
[  265.618556]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.623977] 11*64kB (UMH) 
[  265.626218]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  265.630427] 2*128kB 
[  265.633275]  __run_timers+0x7e5/0xc70
[  265.637482] (H) 
[  265.639808]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  265.643573] 0*256kB 
[  265.645544]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  265.650879] 0*512kB 
[  265.653195]  ? graph_lock+0x170/0x170
[  265.658186] 0*1024kB 
[  265.660499]  ? enqueue_hrtimer+0x1a5/0x560
[  265.664282] 0*2048kB 
[  265.666684]  ? lock_release+0x970/0x970
[  265.671064] 0*4096kB 
[  265.673468]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  265.677415] = 13944kB
[  265.679819]  ? find_held_lock+0x36/0x1c0
[  265.684989] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  265.687386]  ? graph_lock+0x170/0x170
[  265.691428] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  265.700271]  ? pvclock_read_flags+0x160/0x160
[  265.704051] 410 total pagecache pages
[  265.712625]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.717099] 0 pages in swap cache
[  265.720889]  ? check_preemption_disabled+0x48/0x200
[  265.726393] Swap cache stats: add 0, delete 0, find 0/0
[  265.726402] Free swap  = 0kB
[  265.729857]  ? __lock_is_held+0xb5/0x140
[  265.734840] Total swap = 0kB
[  265.740196]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.743189] 1965979 pages RAM
[  265.747243]  ? check_preemption_disabled+0x48/0x200
[  265.750233] 0 pages HighMem/MovableOnly
[  265.750242] 342744 pages reserved
[  265.755784]  run_timer_softirq+0x52/0xb0
[  265.758859] 0 pages cma reserved
[  265.763870]  ? rcu_read_lock_sched_held+0x108/0x120
[  265.767896] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  265.771273]  __do_softirq+0x30b/0xad8
[  265.775397] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  265.778684]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  265.783674] cron cpuset=
[  265.790170]  ? pvclock_read_flags+0x160/0x160
[  265.793946] /
[  265.803643]  ? lapic_next_event+0x5a/0x90
[  265.808723]  mems_allowed=0
[  265.811387]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.830132]  ? check_preemption_disabled+0x48/0x200
[  265.835150]  ? check_preemption_disabled+0x48/0x200
[  265.840190]  ? kvm_clock_read+0x18/0x30
[  265.844166]  ? kvm_sched_clock_read+0x9/0x20
[  265.848577]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  265.854118]  ? check_preemption_disabled+0x48/0x200
[  265.859148]  irq_exit+0x17f/0x1c0
[  265.862605]  smp_apic_timer_interrupt+0x1cb/0x760
[  265.867452]  ? smp_call_function_single_interrupt+0x650/0x650
[  265.873341]  ? interrupt_entry+0xb5/0xf0
[  265.877403]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.882418]  ? trace_hardirqs_off_caller+0xbb/0x300
[  265.887434]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.892290]  ? trace_hardirqs_off+0x300/0x300
[  265.896790]  ? trace_hardirqs_off+0x300/0x300
[  265.901287]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.906835]  ? check_preemption_disabled+0x48/0x200
[  265.911937]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  265.917485]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  265.922346]  apic_timer_interrupt+0xf/0x20
[  265.926572]  </IRQ>
[  265.928810] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  265.933742] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  265.952639] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  265.960350] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  265.967614] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  265.974882] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  265.982149] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  265.989856] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  265.997166]  skb_clone+0x1bb/0x500
[  266.000711]  ? finish_task_switch+0x2f5/0x900
[  266.005209]  ? skb_split+0x11e0/0x11e0
[  266.009101]  ? preempt_notifier_register+0x200/0x200
[  266.014205]  ? __switch_to_asm+0x34/0x70
[  266.018275]  ? __switch_to_asm+0x34/0x70
[  266.022341]  ? __switch_to_asm+0x40/0x70
[  266.026405]  ? __switch_to_asm+0x34/0x70
[  266.030462]  ? __switch_to_asm+0x40/0x70
[  266.034523]  ? __switch_to_asm+0x34/0x70
[  266.038580]  ? __switch_to_asm+0x40/0x70
[  266.042643]  ? __switch_to_asm+0x34/0x70
[  266.046704]  ? __switch_to_asm+0x34/0x70
[  266.050766]  ? __switch_to_asm+0x40/0x70
[  266.054828]  ? __switch_to_asm+0x34/0x70
[  266.058897]  bpf_clone_redirect+0xb9/0x490
[  266.063141]  ? __schedule+0x874/0x1ed0
[  266.067040]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  266.072082]  ? __sched_text_start+0x8/0x8
[  266.076234]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.081014]  ? find_held_lock+0x36/0x1c0
[  266.085085]  ? lock_acquire+0x1ed/0x520
[  266.089060]  ? bpf_test_run+0x32e/0x5a0
[  266.093038]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.098753]  ? check_preemption_disabled+0x48/0x200
[  266.103777]  ? kasan_check_read+0x11/0x20
[  266.107928]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.113206]  ? rcu_bh_qs+0xc0/0xc0
[  266.116752]  ? preempt_schedule+0x4d/0x60
[  266.120902]  ? ___preempt_schedule+0x16/0x18
[  266.125326]  ? bpf_test_run+0x1c0/0x5a0
[  266.129312]  ? netlink_diag_dump+0x2a0/0x2a0
[  266.133730]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.139273]  ? bpf_test_init.isra.9+0x70/0x100
[  266.143859]  ? bpf_prog_test_run_skb+0x634/0xb40
[  266.148624]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  266.153464]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  266.159014]  ? fput+0x130/0x1a0
[  266.162300]  ? __bpf_prog_get+0x9b/0x290
[  266.166366]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  266.171207]  ? bpf_prog_test_run+0x130/0x1a0
[  266.175619]  ? __x64_sys_bpf+0x3d8/0x510
[  266.179680]  ? bpf_prog_get+0x20/0x20
[  266.183487]  ? ksys_ioctl+0x81/0xd0
[  266.187124]  ? do_syscall_64+0x1b9/0x820
[  266.191188]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  266.196556]  ? syscall_return_slowpath+0x5e0/0x5e0
[  266.201492]  ? trace_hardirqs_off+0x300/0x300
[  266.205990]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  266.211006]  ? recalc_sigpending_tsk+0x180/0x180
[  266.215765]  ? kasan_check_write+0x14/0x20
[  266.220009]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.224860]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  266.230245] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  266.230337] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  266.236661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  266.236666] Call Trace:
[  266.236673]  <IRQ>
[  266.236688]  dump_stack+0x1c4/0x2b4
[  266.236704]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.236730]  warn_alloc.cold.118+0xb7/0x1bd
[  266.243346] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  266.252547]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  266.255107] syz-executor4 cpuset=
[  266.257263]  ? lock_downgrade+0x900/0x900
[  266.260860] syz4
[  266.266046]  ? trace_hardirqs_off+0xb8/0x300
[  266.270348]  mems_allowed=0
[  266.280835]  ? trace_hardirqs_off+0xb8/0x300
[  266.306907]  __alloc_pages_slowpath+0x2667/0x2d80
[  266.311785]  ? warn_alloc+0x120/0x120
[  266.315594]  ? trace_hardirqs_on+0x310/0x310
[  266.320002]  ? warn_alloc+0x120/0x120
[  266.323805]  ? print_usage_bug+0xc0/0xc0
[  266.327872]  ? warn_alloc+0x120/0x120
[  266.331673]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  266.336689]  ? print_usage_bug+0xc0/0xc0
[  266.340752]  ? __lock_acquire+0x7ec/0x4ec0
[  266.344987]  ? __lock_acquire+0x7ec/0x4ec0
[  266.349228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.354770]  ? should_fail+0x22d/0xd01
[  266.358666]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.363771]  ? __lock_acquire+0x7ec/0x4ec0
[  266.368010]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  266.373113]  ? __lock_acquire+0x7ec/0x4ec0
[  266.377346]  ? should_fail+0x22d/0xd01
[  266.381233]  ? print_usage_bug+0xc0/0xc0
[  266.385316]  ? mark_held_locks+0x130/0x130
[  266.389559]  ? mark_held_locks+0x130/0x130
[  266.393801]  ? graph_lock+0x170/0x170
[  266.397604]  ? print_usage_bug+0xc0/0xc0
[  266.401668]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  266.406426]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.411969]  ? check_preemption_disabled+0x48/0x200
[  266.416988]  ? check_preemption_disabled+0x48/0x200
[  266.422017]  ? __lock_is_held+0xb5/0x140
[  266.426088]  __alloc_pages_nodemask+0xa80/0xde0
[  266.430757]  ? graph_lock+0x170/0x170
[  266.434561]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  266.439572]  ? graph_lock+0x170/0x170
[  266.443388]  ? find_held_lock+0x36/0x1c0
[  266.447462]  ? ____cache_alloc_node+0x1c7/0x1e0
[  266.452132]  ? lock_downgrade+0x900/0x900
[  266.456295]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.461844]  cache_grow_begin+0x91/0x8c0
[  266.465910]  ? do_raw_spin_unlock+0xa7/0x2f0
[  266.470330]  fallback_alloc+0x203/0x2e0
[  266.474314]  ____cache_alloc_node+0x1c7/0x1e0
[  266.478841]  kmem_cache_alloc_node+0xe3/0x730
[  266.483337]  ? ipv6_get_ifaddr+0x42e/0x620
[  266.487584]  __alloc_skb+0x119/0x770
[  266.491303]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  266.496584]  ? skb_scrub_packet+0x490/0x490
[  266.500909]  ? lock_downgrade+0x900/0x900
[  266.505065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.510609]  ? refcount_sub_and_test_checked+0x203/0x310
[  266.516068]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  266.521527]  ? addrconf_rs_timer+0x6f0/0x6f0
[  266.525949]  ndisc_alloc_skb+0x144/0x340
[  266.530020]  ndisc_send_rs+0x331/0x6e0
[  266.533918]  addrconf_rs_timer+0x3c0/0x6f0
[  266.538157]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.542409]  call_timer_fn+0x272/0x920
[  266.546300]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.550541]  ? process_timeout+0x40/0x40
[  266.554603]  ? find_held_lock+0x36/0x1c0
[  266.558672]  ? mark_held_locks+0xc7/0x130
[  266.562847]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.567345]  ? _raw_spin_unlock_irq+0x27/0x80
[  266.571844]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.576086]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  266.580669]  ? trace_hardirqs_on+0xbd/0x310
[  266.584992]  ? kasan_check_read+0x11/0x20
[  266.589144]  ? __run_timers+0x7da/0xc70
[  266.593118]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.598572]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.602812]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  266.607057]  __run_timers+0x7e5/0xc70
[  266.610872]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  266.616242]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  266.621277]  ? graph_lock+0x170/0x170
[  266.625086]  ? print_usage_bug+0xc0/0xc0
[  266.629148]  ? lock_release+0x970/0x970
[  266.633127]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  266.638323]  ? find_held_lock+0x36/0x1c0
[  266.642391]  ? graph_lock+0x170/0x170
[  266.646197]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.651738]  ? check_preemption_disabled+0x48/0x200
[  266.656774]  ? __lock_is_held+0xb5/0x140
[  266.660845]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.666385]  ? check_preemption_disabled+0x48/0x200
[  266.671519]  run_timer_softirq+0x52/0xb0
[  266.675584]  ? rcu_read_lock_sched_held+0x108/0x120
[  266.680606]  __do_softirq+0x30b/0xad8
[  266.684420]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  266.689532]  ? pvclock_read_flags+0x160/0x160
[  266.694026]  ? lapic_next_event+0x5a/0x90
[  266.698355]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.703898]  ? check_preemption_disabled+0x48/0x200
[  266.708917]  ? check_preemption_disabled+0x48/0x200
[  266.713944]  ? kvm_clock_read+0x18/0x30
[  266.717919]  ? kvm_sched_clock_read+0x9/0x20
[  266.722332]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  266.727879]  ? check_preemption_disabled+0x48/0x200
[  266.732910]  irq_exit+0x17f/0x1c0
[  266.736367]  smp_apic_timer_interrupt+0x1cb/0x760
[  266.741230]  ? smp_reschedule_interrupt+0x109/0x650
[  266.746274]  ? smp_call_function_single_interrupt+0x650/0x650
[  266.752173]  ? interrupt_entry+0xb5/0xf0
[  266.756242]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.761277]  ? trace_hardirqs_off_caller+0xbb/0x300
[  266.766298]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.771149]  ? trace_hardirqs_off+0x300/0x300
[  266.775643]  ? trace_hardirqs_off+0x300/0x300
[  266.780142]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.785688]  ? check_preemption_disabled+0x48/0x200
[  266.790709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.796269]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  266.801124]  apic_timer_interrupt+0xf/0x20
[  266.805355]  </IRQ>
[  266.807598] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  266.812880] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  266.831805] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  266.839525] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  266.846796] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  266.854069] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  266.861340] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  266.868607] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  266.875898]  ? arch_local_irq_restore+0x45/0x52
[  266.880575]  dump_stack+0x26a/0x2b4
[  266.884207]  ? dump_stack_print_info.cold.2+0x52/0x52
[  266.889400]  ? mark_held_locks+0x130/0x130
[  266.893633]  ? mark_held_locks+0x130/0x130
[  266.897875]  dump_header+0x27b/0xf72
[  266.901604]  ? pagefault_out_of_memory+0x197/0x197
[  266.906538]  ? mark_held_locks+0x130/0x130
[  266.910772]  ? __lock_acquire+0x7ec/0x4ec0
[  266.915013]  ? mem_cgroup_charge_statistics+0x780/0x780
[  266.920378]  ? print_usage_bug+0xc0/0xc0
[  266.924439]  ? print_usage_bug+0xc0/0xc0
[  266.928505]  ? graph_lock+0x170/0x170
[  266.932307]  ? graph_lock+0x170/0x170
[  266.936110]  ? print_usage_bug+0xc0/0xc0
[  266.940167]  ? print_usage_bug+0xc0/0xc0
[  266.944241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  266.949794]  ? find_held_lock+0x36/0x1c0
[  266.953873]  ? mark_held_locks+0xc7/0x130
[  266.958028]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  266.963135]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  266.968240]  ? lockdep_hardirqs_on+0x421/0x5c0
[  266.972858]  ? trace_hardirqs_on+0xbd/0x310
[  266.977205]  ? kasan_check_read+0x11/0x20
[  266.981355]  ? ___ratelimit+0x36f/0x655
[  266.985577]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  266.991029]  ? trace_hardirqs_on+0x310/0x310
[  266.995436]  ? lock_downgrade+0x900/0x900
[  266.999592]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  267.004701]  ? ___ratelimit+0xaa/0x655
[  267.008592]  ? idr_get_free+0xec0/0xec0
[  267.012570]  ? kasan_check_write+0x14/0x20
[  267.016805]  ? do_raw_spin_lock+0xc1/0x200
[  267.021059]  oom_kill_process.cold.27+0x10/0x903
[  267.025817]  ? graph_lock+0x170/0x170
[  267.029633]  ? _raw_spin_unlock+0x2c/0x50
[  267.033781]  ? oom_badness+0xe6/0xaa0
[  267.037611]  ? oom_evaluate_task+0x540/0x540
[  267.042026]  ? find_held_lock+0x36/0x1c0
[  267.046096]  ? out_of_memory+0x974/0x14c0
[  267.050244]  ? lock_downgrade+0x900/0x900
[  267.054405]  ? check_preemption_disabled+0x48/0x200
[  267.059431]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.065229]  ? kasan_check_read+0x11/0x20
[  267.069388]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.074669]  ? rcu_bh_qs+0xc0/0xc0
[  267.078218]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  267.083232]  ? oom_evaluate_task+0x302/0x540
[  267.087657]  out_of_memory+0xa86/0x14c0
[  267.091640]  ? oom_killer_disable+0x3a0/0x3a0
[  267.096137]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  267.101075]  ? __mutex_add_waiter+0x2a0/0x2a0
[  267.105584]  __alloc_pages_slowpath+0x2318/0x2d80
[  267.110461]  ? warn_alloc+0x120/0x120
[  267.114268]  ? __radix_tree_lookup+0x4c0/0x4c0
[  267.119378]  ? find_get_entry+0x2f2/0xc40
[  267.123541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.129080]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  267.134013]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.139552]  ? should_fail+0x22d/0xd01
[  267.143443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.148552]  ? __lock_is_held+0xb5/0x140
[  267.152641]  ? __lock_is_held+0xb5/0x140
[  267.156717]  ? ___might_sleep+0x1ed/0x300
[  267.160866]  ? lock_release+0x970/0x970
[  267.164845]  ? arch_local_save_flags+0x40/0x40
[  267.169439]  ? __might_sleep+0x95/0x190
[  267.173423]  __alloc_pages_nodemask+0xa80/0xde0
[  267.178103]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  267.183128]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.188930]  ? kasan_check_read+0x11/0x20
[  267.193084]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.198370]  ? graph_lock+0x170/0x170
[  267.202189]  ? print_usage_bug+0xc0/0xc0
[  267.206261]  ? graph_lock+0x170/0x170
[  267.210066]  ? graph_lock+0x170/0x170
[  267.213870]  ? __do_page_cache_readahead+0x7ce/0x980
[  267.218981]  ? find_held_lock+0x36/0x1c0
[  267.223050]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  267.228856]  alloc_pages_current+0x10c/0x210
[  267.233275]  ? lock_downgrade+0x900/0x900
[  267.237430]  __page_cache_alloc+0x38f/0x5b0
[  267.241755]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.247558]  ? kasan_check_read+0x11/0x20
[  267.251718]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.257006]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  267.261681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.267224]  ? check_preemption_disabled+0x48/0x200
[  267.272267]  filemap_fault+0x1594/0x25f0
[  267.276349]  ? __lock_page_or_retry+0xa00/0xa00
[  267.281025]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.286827]  ? kasan_check_read+0x11/0x20
[  267.290979]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.296267]  ? rcu_bh_qs+0xc0/0xc0
[  267.299829]  ? filemap_map_pages+0xdea/0x1980
[  267.304339]  ? graph_lock+0x170/0x170
[  267.308145]  ? find_get_pages_range_tag+0x1320/0x1320
[  267.313339]  ? pick_next_task_fair+0x98e/0x17c0
[  267.318010]  ? print_usage_bug+0xc0/0xc0
[  267.322076]  ? graph_lock+0x170/0x170
[  267.325883]  ? find_held_lock+0x36/0x1c0
[  267.329961]  ? lock_acquire+0x1ed/0x520
[  267.333938]  ? ext4_filemap_fault+0x7a/0xad
[  267.338294]  ? lock_release+0x970/0x970
[  267.342277]  ? arch_local_save_flags+0x40/0x40
[  267.346864]  ? mark_held_locks+0x130/0x130
[  267.351125]  ? down_read+0xb0/0x1d0
[  267.354761]  ? ext4_filemap_fault+0x7a/0xad
[  267.359085]  ? __down_interruptible+0x700/0x700
[  267.363757]  ? mark_held_locks+0x130/0x130
[  267.368011]  ext4_filemap_fault+0x82/0xad
[  267.372164]  __do_fault+0x100/0x6b0
[  267.375794]  ? print_bad_pte+0x6c0/0x6c0
[  267.379865]  ? graph_lock+0x170/0x170
[  267.383668]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  267.388687]  ? hrtimer_active+0x2db/0x440
[  267.392839]  ? pmd_val+0x88/0x100
[  267.396313]  ? add_mm_counter_fast+0xd0/0xd0
[  267.400722]  ? pmd_val+0x88/0x100
[  267.404174]  ? add_mm_counter_fast+0xd0/0xd0
[  267.408587]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.414132]  __handle_mm_fault+0x3709/0x53e0
[  267.418551]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  267.423391]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  267.428513]  ? graph_lock+0x170/0x170
[  267.432320]  ? print_usage_bug+0xc0/0xc0
[  267.436386]  ? kasan_check_read+0x11/0x20
[  267.440533]  ? __free_object+0x173/0x340
[  267.444595]  ? graph_lock+0x170/0x170
[  267.448393]  ? graph_lock+0x170/0x170
[  267.452214]  ? handle_mm_fault+0x42a/0xc70
[  267.456459]  ? lock_downgrade+0x900/0x900
[  267.460613]  ? check_preemption_disabled+0x48/0x200
[  267.465647]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  267.471443]  ? kasan_check_read+0x11/0x20
[  267.475592]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  267.480870]  ? rcu_bh_qs+0xc0/0xc0
[  267.484414]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  267.489868]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.495427]  ? check_preemption_disabled+0x48/0x200
[  267.500538]  handle_mm_fault+0x54f/0xc70
[  267.504619]  ? __handle_mm_fault+0x53e0/0x53e0
[  267.509204]  ? find_vma+0x34/0x190
[  267.512749]  __do_page_fault+0x67d/0xed0
[  267.516829]  ? mm_fault_error+0x380/0x380
[  267.520979]  ? trace_hardirqs_off+0xb8/0x300
[  267.525389]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  267.530752]  ? trace_hardirqs_on+0x310/0x310
[  267.535166]  do_page_fault+0xf2/0x7e0
[  267.538969]  ? vmalloc_sync_all+0x30/0x30
[  267.543118]  ? error_entry+0x70/0xd0
[  267.546838]  ? trace_hardirqs_off_caller+0xbb/0x300
[  267.551857]  ? trace_hardirqs_on_caller+0xc0/0x300
[  267.556785]  ? syscall_return_slowpath+0x5e0/0x5e0
[  267.561714]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.566559]  ? trace_hardirqs_off+0x300/0x300
[  267.571053]  ? trace_hardirqs_off_caller+0x300/0x300
[  267.576156]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  267.581176]  ? prepare_exit_to_usermode+0x291/0x3b0
[  267.586196]  ? page_fault+0x8/0x30
[  267.589743]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  267.594590]  ? page_fault+0x8/0x30
[  267.598131]  page_fault+0x1e/0x30
[  267.601581] RIP: 0033:0x7f9819842e40
[  267.605301] Code: Bad RIP value.
[  267.608661] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  267.614026] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  267.621296] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  267.628563] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  267.635834] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  267.643101] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  267.650392] warn_alloc_show_mem: 1 callbacks suppressed
[  267.650405] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  267.650407] Mem-Info:
[  267.650436] active_anon:39986 inactive_anon:371 isolated_anon:0
[  267.650436]  active_file:17 inactive_file:14 isolated_file:0
[  267.650436]  unevictable:0 dirty:0 writeback:0 unstable:0
[  267.650436]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  267.650436]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  267.650436]  free:13700 free_pcp:499 free_cma:0
[  267.655779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  267.655787] Call Trace:
[  267.662980] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  267.665379]  <IRQ>
[  267.698241] Node 0 
[  267.707601]  dump_stack+0x1c4/0x2b4
[  267.710182] 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
[  267.737831]  ? dump_stack_print_info.cold.2+0x52/0x52
[  267.739975] lowmem_reserve[]:
[  267.742217]  warn_alloc.cold.118+0xb7/0x1bd
[  267.745809]  0
[  267.771310]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  267.776474]  2817
[  267.779574]  ? lock_downgrade+0x900/0x900
[  267.783872]  6321
[  267.785673]  ? trace_hardirqs_off+0xb8/0x300
[  267.790485]  6321
[  267.792542]  ? trace_hardirqs_off+0xb8/0x300
[  267.798721]  __alloc_pages_slowpath+0x2667/0x2d80
[  267.803098] Node 0 
[  267.805183]  ? warn_alloc+0x120/0x120
[  267.809569] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  267.814381]  ? warn_alloc+0x120/0x120
[  267.816588] lowmem_reserve[]: 0
[  267.820389]  ? print_usage_bug+0xc0/0xc0
[  267.847073]  0 3503
[  267.850876]  ? warn_alloc+0x120/0x120
[  267.854129]  3503
[  267.858184]  ? print_usage_bug+0xc0/0xc0
[  267.864189]  ? __lock_acquire+0x7ec/0x4ec0
[  267.866226] Node 0 
[  267.870285]  ? __lock_acquire+0x7ec/0x4ec0
[  267.874518] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  267.876725]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  267.880930] lowmem_reserve[]:
[  267.909465]  ? should_fail+0x22d/0xd01
[  267.914973]  0
[  267.918070]  ? __lock_acquire+0x7ec/0x4ec0
[  267.921929]  0 0
[  267.923737]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.927943]  0
[  267.929915]  ? __lock_acquire+0x7ec/0x4ec0
[  267.934993] Node 0 
[  267.936795]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  267.941000] DMA: 
[  267.943231]  ? __lock_acquire+0x7ec/0x4ec0
[  267.948307] 1*4kB 
[  267.950368]  ? should_fail+0x22d/0xd01
[  267.954574] (U) 
[  267.956724]  ? mark_held_locks+0x130/0x130
[  267.960581] 0*8kB 
[  267.962553]  ? mark_held_locks+0x130/0x130
[  267.966762] 0*16kB 
[  267.968911]  ? graph_lock+0x170/0x170
[  267.973115] 1*32kB 
[  267.975348]  ? print_usage_bug+0xc0/0xc0
[  267.979130] (U) 
[  267.981364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.985400] 2*64kB 
[  267.987370]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  267.992881] (U) 
[  267.995116]  ? check_preemption_disabled+0x48/0x200
[  268.000622] 1*128kB 
[  268.002592]  ? check_preemption_disabled+0x48/0x200
[  268.007578] (U) 
[  268.009902]  ? __lock_is_held+0xb5/0x140
[  268.014881] 1*256kB (U) 
[  268.016862]  __alloc_pages_nodemask+0xa80/0xde0
[  268.020896] 0*512kB 
[  268.023556]  ? graph_lock+0x170/0x170
[  268.028196] 1*1024kB (U) 
[  268.030525]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  268.034311] 1*2048kB (M) 
[  268.037074]  ? graph_lock+0x170/0x170
[  268.042067] 3*4096kB 
[  268.044823]  ? find_held_lock+0x36/0x1c0
[  268.048588] (M) = 15908kB
[  268.051004]  ? ____cache_alloc_node+0x1c7/0x1e0
[  268.055034] Node 0 
[  268.057787]  ? lock_downgrade+0x900/0x900
[  268.062429] DMA32: 
[  268.064664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.068782] 3*4kB 
[  268.071014]  cache_grow_begin+0x91/0x8c0
[  268.076520] (UM) 1*8kB 
[  268.078673]  ? do_raw_spin_unlock+0xa7/0x2f0
[  268.082712] (U) 
[  268.085295]  fallback_alloc+0x203/0x2e0
[  268.089674] 4*16kB 
[  268.091643]  ____cache_alloc_node+0x1c7/0x1e0
[  268.095588] (UM) 
[  268.097818]  kmem_cache_alloc_node+0xe3/0x730
[  268.102293] 2*32kB 
[  268.104353]  ? ipv6_get_ifaddr+0x42e/0x620
[  268.108818] (UM) 
[  268.111055]  __alloc_skb+0x119/0x770
[  268.115267] 2*64kB 
[  268.117335]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.121014] (M) 
[  268.123243]  ? skb_scrub_packet+0x490/0x490
[  268.128505] 3*128kB 
[  268.130475]  ? lock_downgrade+0x900/0x900
[  268.134782] (M) 3*256kB 
[  268.137117]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.141232] (UM) 
[  268.143903]  ? refcount_sub_and_test_checked+0x203/0x310
[  268.149412] 4*512kB 
[  268.151468]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  268.156894] (UM) 
[  268.159213]  ? addrconf_rs_timer+0x6f0/0x6f0
[  268.164637] 3*1024kB 
[  268.166702]  ndisc_alloc_skb+0x144/0x340
[  268.171071] (M) 3*2048kB 
[  268.173488]  ndisc_send_rs+0x331/0x6e0
[  268.177529] (UM) 
[  268.180289]  addrconf_rs_timer+0x3c0/0x6f0
[  268.184150] 3*4096kB 
[  268.186209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.190412] (M) = 24980kB
[  268.192834]  call_timer_fn+0x272/0x920
[  268.197038] Node 0 
[  268.199790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.203650] Normal: 
[  268.205883]  ? process_timeout+0x40/0x40
[  268.210088] 870*4kB 
[  268.212408]  ? find_held_lock+0x36/0x1c0
[  268.216442] (MEH) 
[  268.218767]  ? __run_timers+0x7da/0xc70
[  268.222810] 510*8kB (UMEH) 
[  268.224967]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.228909] 199*16kB (UMEH) 
[  268.231844]  ? _raw_spin_unlock_irq+0x27/0x80
[  268.236310] 70*32kB (UMEH) 
[  268.239347]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.243809] 11*64kB (UMH) 
[  268.246745]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  268.250950] 2*128kB (H) 
[  268.253798]  ? trace_hardirqs_on+0xbd/0x310
[  268.258355] 0*256kB 
[  268.261023]  ? kasan_check_read+0x11/0x20
[  268.265311] 0*512kB 0*1024kB 
[  268.267644]  ? __run_timers+0x7da/0xc70
[  268.271764] 0*2048kB 
[  268.274865]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  268.278806] 0*4096kB = 13944kB
[  268.281232]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  268.286652] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  268.289832]  __run_timers+0x7e5/0xc70
[  268.294045] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  268.302879]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  268.306644] 410 total pagecache pages
[  268.315214]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  268.320560] 0 pages in swap cache
[  268.324349]  ? graph_lock+0x170/0x170
[  268.329339] Swap cache stats: add 0, delete 0, find 0/0
[  268.329347] Free swap  = 0kB
[  268.332798]  ? enqueue_hrtimer+0x1a5/0x560
[  268.336566] Total swap = 0kB
[  268.336574] 1965979 pages RAM
[  268.341931]  ? lock_release+0x970/0x970
[  268.344917] 0 pages HighMem/MovableOnly
[  268.344925] 342744 pages reserved
[  268.349152]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  268.352145] 0 pages cma reserved
[  268.355245]  ? find_held_lock+0x36/0x1c0
[  268.359303] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.363173]  ? graph_lock+0x170/0x170
[  268.366708] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.371785]  ? pvclock_read_flags+0x160/0x160
[  268.375129] cron cpuset=
[  268.379186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.385649] /
[  268.389450]  ? check_preemption_disabled+0x48/0x200
[  268.399129]  mems_allowed=0
[  268.403624]  ? __lock_is_held+0xb5/0x140
[  268.425457]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.431003]  ? check_preemption_disabled+0x48/0x200
[  268.436032]  run_timer_softirq+0x52/0xb0
[  268.440095]  ? rcu_read_lock_sched_held+0x108/0x120
[  268.445115]  __do_softirq+0x30b/0xad8
[  268.448931]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  268.454042]  ? pvclock_read_flags+0x160/0x160
[  268.458537]  ? lapic_next_event+0x5a/0x90
[  268.462686]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.468227]  ? check_preemption_disabled+0x48/0x200
[  268.473259]  ? check_preemption_disabled+0x48/0x200
[  268.478291]  ? kvm_clock_read+0x18/0x30
[  268.482281]  ? kvm_sched_clock_read+0x9/0x20
[  268.486711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.492260]  ? check_preemption_disabled+0x48/0x200
[  268.497299]  irq_exit+0x17f/0x1c0
[  268.500764]  smp_apic_timer_interrupt+0x1cb/0x760
[  268.505613]  ? smp_call_function_single_interrupt+0x650/0x650
[  268.511496]  ? interrupt_entry+0xb5/0xf0
[  268.515562]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.520579]  ? trace_hardirqs_off_caller+0xbb/0x300
[  268.525599]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.530448]  ? trace_hardirqs_off+0x300/0x300
[  268.534943]  ? trace_hardirqs_off+0x300/0x300
[  268.539440]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.544979]  ? check_preemption_disabled+0x48/0x200
[  268.549996]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.555543]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.560399]  apic_timer_interrupt+0xf/0x20
[  268.564628]  </IRQ>
[  268.566867] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  268.571798] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  268.590699] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  268.598408] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  268.605676] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  268.612943] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  268.620209] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  268.627473] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  268.634783]  skb_clone+0x1bb/0x500
[  268.638334]  ? finish_task_switch+0x2f5/0x900
[  268.642851]  ? skb_split+0x11e0/0x11e0
[  268.646741]  ? preempt_notifier_register+0x200/0x200
[  268.651847]  ? __switch_to_asm+0x34/0x70
[  268.655905]  ? __switch_to_asm+0x34/0x70
[  268.659961]  ? __switch_to_asm+0x40/0x70
[  268.664017]  ? __switch_to_asm+0x34/0x70
[  268.668076]  ? __switch_to_asm+0x40/0x70
[  268.672135]  ? __switch_to_asm+0x34/0x70
[  268.676195]  ? __switch_to_asm+0x40/0x70
[  268.680261]  ? __switch_to_asm+0x34/0x70
[  268.684329]  ? __switch_to_asm+0x34/0x70
[  268.688387]  ? __switch_to_asm+0x40/0x70
[  268.692447]  ? __switch_to_asm+0x34/0x70
[  268.696515]  bpf_clone_redirect+0xb9/0x490
[  268.700752]  ? __schedule+0x874/0x1ed0
[  268.704647]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  268.709673]  ? __sched_text_start+0x8/0x8
[  268.713822]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  268.718594]  ? find_held_lock+0x36/0x1c0
[  268.722665]  ? lock_acquire+0x1ed/0x520
[  268.726642]  ? bpf_test_run+0x32e/0x5a0
[  268.730621]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  268.736164]  ? check_preemption_disabled+0x48/0x200
[  268.741186]  ? kasan_check_read+0x11/0x20
[  268.745344]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  268.750625]  ? rcu_bh_qs+0xc0/0xc0
[  268.754172]  ? preempt_schedule+0x4d/0x60
[  268.758328]  ? ___preempt_schedule+0x16/0x18
[  268.762748]  ? bpf_test_run+0x1c0/0x5a0
[  268.766736]  ? netlink_diag_dump+0x2a0/0x2a0
[  268.771148]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.776688]  ? bpf_test_init.isra.9+0x70/0x100
[  268.781282]  ? bpf_prog_test_run_skb+0x634/0xb40
[  268.786048]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  268.790894]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  268.796427]  ? fput+0x130/0x1a0
[  268.799710]  ? __bpf_prog_get+0x9b/0x290
[  268.803771]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  268.808613]  ? bpf_prog_test_run+0x130/0x1a0
[  268.813027]  ? __x64_sys_bpf+0x3d8/0x510
[  268.817085]  ? bpf_prog_get+0x20/0x20
[  268.820896]  ? ksys_ioctl+0x81/0xd0
[  268.824535]  ? do_syscall_64+0x1b9/0x820
[  268.828596]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  268.833965]  ? syscall_return_slowpath+0x5e0/0x5e0
[  268.838904]  ? trace_hardirqs_off+0x300/0x300
[  268.843400]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  268.848415]  ? recalc_sigpending_tsk+0x180/0x180
[  268.853175]  ? kasan_check_write+0x14/0x20
[  268.857415]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  268.862276]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  268.867663] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  268.867736] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  268.874068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  268.874074] Call Trace:
[  268.874080]  <IRQ>
[  268.874096]  dump_stack+0x1c4/0x2b4
[  268.874111]  ? dump_stack_print_info.cold.2+0x52/0x52
[  268.874137]  warn_alloc.cold.118+0xb7/0x1bd
[  268.880660] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  268.889957]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  268.892514] syz-executor4 cpuset=
[  268.894657]  ? lock_downgrade+0x900/0x900
[  268.898266] syz4
[  268.903454]  ? trace_hardirqs_off+0xb8/0x300
[  268.907752]  mems_allowed=0
[  268.918228]  ? trace_hardirqs_off+0xb8/0x300
[  268.944299]  __alloc_pages_slowpath+0x2667/0x2d80
[  268.949178]  ? warn_alloc+0x120/0x120
[  268.952983]  ? trace_hardirqs_on+0x310/0x310
[  268.957394]  ? warn_alloc+0x120/0x120
[  268.961212]  ? print_usage_bug+0xc0/0xc0
[  268.965280]  ? warn_alloc+0x120/0x120
[  268.969079]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  268.974096]  ? print_usage_bug+0xc0/0xc0
[  268.978163]  ? __lock_acquire+0x7ec/0x4ec0
[  268.982396]  ? __lock_acquire+0x7ec/0x4ec0
[  268.986917]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  268.992456]  ? should_fail+0x22d/0xd01
[  268.996353]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.001457]  ? __lock_acquire+0x7ec/0x4ec0
[  269.005696]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.010794]  ? __lock_acquire+0x7ec/0x4ec0
[  269.015035]  ? should_fail+0x22d/0xd01
[  269.018922]  ? print_usage_bug+0xc0/0xc0
[  269.022991]  ? mark_held_locks+0x130/0x130
[  269.027229]  ? mark_held_locks+0x130/0x130
[  269.031480]  ? graph_lock+0x170/0x170
[  269.035290]  ? print_usage_bug+0xc0/0xc0
[  269.039371]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  269.044132]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.049689]  ? check_preemption_disabled+0x48/0x200
[  269.054730]  ? check_preemption_disabled+0x48/0x200
[  269.059758]  ? __lock_is_held+0xb5/0x140
[  269.063862]  __alloc_pages_nodemask+0xa80/0xde0
[  269.068534]  ? graph_lock+0x170/0x170
[  269.072338]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.077352]  ? graph_lock+0x170/0x170
[  269.081163]  ? find_held_lock+0x36/0x1c0
[  269.085238]  ? ____cache_alloc_node+0x1c7/0x1e0
[  269.089917]  ? lock_downgrade+0x900/0x900
[  269.094079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.099624]  cache_grow_begin+0x91/0x8c0
[  269.103687]  ? do_raw_spin_unlock+0xa7/0x2f0
[  269.108106]  fallback_alloc+0x203/0x2e0
[  269.112092]  ____cache_alloc_node+0x1c7/0x1e0
[  269.117123]  kmem_cache_alloc_node+0xe3/0x730
[  269.121621]  ? ipv6_get_ifaddr+0x42e/0x620
[  269.125865]  __alloc_skb+0x119/0x770
[  269.129584]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.134868]  ? skb_scrub_packet+0x490/0x490
[  269.139192]  ? lock_downgrade+0x900/0x900
[  269.143354]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.148893]  ? refcount_sub_and_test_checked+0x203/0x310
[  269.154350]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  269.159802]  ? addrconf_rs_timer+0x6f0/0x6f0
[  269.164228]  ndisc_alloc_skb+0x144/0x340
[  269.168313]  ndisc_send_rs+0x331/0x6e0
[  269.172213]  addrconf_rs_timer+0x3c0/0x6f0
[  269.176455]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.180703]  call_timer_fn+0x272/0x920
[  269.184589]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.188831]  ? process_timeout+0x40/0x40
[  269.192893]  ? find_held_lock+0x36/0x1c0
[  269.196965]  ? mark_held_locks+0xc7/0x130
[  269.201118]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.205609]  ? _raw_spin_unlock_irq+0x27/0x80
[  269.210107]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.214343]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  269.218929]  ? trace_hardirqs_on+0xbd/0x310
[  269.223262]  ? kasan_check_read+0x11/0x20
[  269.227416]  ? __run_timers+0x7da/0xc70
[  269.231392]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.236850]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.241091]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  269.245330]  __run_timers+0x7e5/0xc70
[  269.249149]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  269.254515]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.259532]  ? graph_lock+0x170/0x170
[  269.263335]  ? print_usage_bug+0xc0/0xc0
[  269.267393]  ? lock_release+0x970/0x970
[  269.271372]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  269.276569]  ? find_held_lock+0x36/0x1c0
[  269.280635]  ? graph_lock+0x170/0x170
[  269.284443]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.289984]  ? check_preemption_disabled+0x48/0x200
[  269.295010]  ? __lock_is_held+0xb5/0x140
[  269.299075]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.304614]  ? check_preemption_disabled+0x48/0x200
[  269.309636]  run_timer_softirq+0x52/0xb0
[  269.313719]  ? rcu_read_lock_sched_held+0x108/0x120
[  269.318743]  __do_softirq+0x30b/0xad8
[  269.322556]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  269.327669]  ? pvclock_read_flags+0x160/0x160
[  269.332165]  ? lapic_next_event+0x5a/0x90
[  269.336318]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.341859]  ? check_preemption_disabled+0x48/0x200
[  269.346875]  ? check_preemption_disabled+0x48/0x200
[  269.351899]  ? kvm_clock_read+0x18/0x30
[  269.355873]  ? kvm_sched_clock_read+0x9/0x20
[  269.360295]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.365839]  ? check_preemption_disabled+0x48/0x200
[  269.370868]  irq_exit+0x17f/0x1c0
[  269.374326]  smp_apic_timer_interrupt+0x1cb/0x760
[  269.379168]  ? smp_reschedule_interrupt+0x109/0x650
[  269.384188]  ? smp_call_function_single_interrupt+0x650/0x650
[  269.390074]  ? interrupt_entry+0xb5/0xf0
[  269.394140]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.399157]  ? trace_hardirqs_off_caller+0xbb/0x300
[  269.404173]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.409016]  ? trace_hardirqs_off+0x300/0x300
[  269.413509]  ? trace_hardirqs_off+0x300/0x300
[  269.418007]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.423545]  ? check_preemption_disabled+0x48/0x200
[  269.428558]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.434105]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  269.438961]  apic_timer_interrupt+0xf/0x20
[  269.443191]  </IRQ>
[  269.445433] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  269.450712] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  269.469614] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  269.477322] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  269.484587] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  269.491859] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  269.499131] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  269.506397] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  269.513703]  ? arch_local_irq_restore+0x45/0x52
[  269.518378]  dump_stack+0x26a/0x2b4
[  269.522010]  ? dump_stack_print_info.cold.2+0x52/0x52
[  269.527203]  ? mark_held_locks+0x130/0x130
[  269.531438]  ? mark_held_locks+0x130/0x130
[  269.535678]  dump_header+0x27b/0xf72
[  269.539405]  ? pagefault_out_of_memory+0x197/0x197
[  269.544337]  ? mark_held_locks+0x130/0x130
[  269.548577]  ? __lock_acquire+0x7ec/0x4ec0
[  269.552812]  ? mem_cgroup_charge_statistics+0x780/0x780
[  269.558183]  ? print_usage_bug+0xc0/0xc0
[  269.562246]  ? print_usage_bug+0xc0/0xc0
[  269.566321]  ? graph_lock+0x170/0x170
[  269.570123]  ? graph_lock+0x170/0x170
[  269.573926]  ? print_usage_bug+0xc0/0xc0
[  269.577986]  ? print_usage_bug+0xc0/0xc0
[  269.582055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.587597]  ? find_held_lock+0x36/0x1c0
[  269.591666]  ? mark_held_locks+0xc7/0x130
[  269.595816]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  269.600927]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  269.606033]  ? lockdep_hardirqs_on+0x421/0x5c0
[  269.610617]  ? trace_hardirqs_on+0xbd/0x310
[  269.614941]  ? kasan_check_read+0x11/0x20
[  269.619093]  ? ___ratelimit+0x36f/0x655
[  269.623071]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  269.628525]  ? trace_hardirqs_on+0x310/0x310
[  269.632932]  ? lock_downgrade+0x900/0x900
[  269.637086]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  269.642193]  ? ___ratelimit+0xaa/0x655
[  269.646087]  ? idr_get_free+0xec0/0xec0
[  269.650064]  ? kasan_check_write+0x14/0x20
[  269.654301]  ? do_raw_spin_lock+0xc1/0x200
[  269.658544]  oom_kill_process.cold.27+0x10/0x903
[  269.663302]  ? graph_lock+0x170/0x170
[  269.667103]  ? _raw_spin_unlock+0x2c/0x50
[  269.671250]  ? oom_badness+0xe6/0xaa0
[  269.675069]  ? oom_evaluate_task+0x540/0x540
[  269.679484]  ? find_held_lock+0x36/0x1c0
[  269.683551]  ? out_of_memory+0x974/0x14c0
[  269.687716]  ? lock_downgrade+0x900/0x900
[  269.691867]  ? check_preemption_disabled+0x48/0x200
[  269.696895]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.702695]  ? kasan_check_read+0x11/0x20
[  269.706846]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.712144]  ? rcu_bh_qs+0xc0/0xc0
[  269.715688]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  269.720706]  ? oom_evaluate_task+0x302/0x540
[  269.725121]  out_of_memory+0xa86/0x14c0
[  269.729106]  ? oom_killer_disable+0x3a0/0x3a0
[  269.733603]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  269.738539]  ? __mutex_add_waiter+0x2a0/0x2a0
[  269.743047]  __alloc_pages_slowpath+0x2318/0x2d80
[  269.747923]  ? warn_alloc+0x120/0x120
[  269.751727]  ? __radix_tree_lookup+0x4c0/0x4c0
[  269.756321]  ? find_get_entry+0x2f2/0xc40
[  269.760485]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  269.766025]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  269.770958]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.776501]  ? should_fail+0x22d/0xd01
[  269.780397]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  269.785502]  ? __lock_is_held+0xb5/0x140
[  269.789589]  ? __lock_is_held+0xb5/0x140
[  269.793683]  ? ___might_sleep+0x1ed/0x300
[  269.797839]  ? lock_release+0x970/0x970
[  269.801816]  ? arch_local_save_flags+0x40/0x40
[  269.806419]  ? __might_sleep+0x95/0x190
[  269.810402]  __alloc_pages_nodemask+0xa80/0xde0
[  269.815078]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  269.820097]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.825898]  ? kasan_check_read+0x11/0x20
[  269.830056]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.835336]  ? graph_lock+0x170/0x170
[  269.839140]  ? print_usage_bug+0xc0/0xc0
[  269.843203]  ? graph_lock+0x170/0x170
[  269.847004]  ? graph_lock+0x170/0x170
[  269.850805]  ? __do_page_cache_readahead+0x7ce/0x980
[  269.855918]  ? find_held_lock+0x36/0x1c0
[  269.859984]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  269.865528]  alloc_pages_current+0x10c/0x210
[  269.869939]  ? lock_downgrade+0x900/0x900
[  269.874090]  __page_cache_alloc+0x38f/0x5b0
[  269.878432]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.884233]  ? kasan_check_read+0x11/0x20
[  269.888403]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.893682]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  269.898355]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  269.903898]  ? check_preemption_disabled+0x48/0x200
[  269.908924]  filemap_fault+0x1594/0x25f0
[  269.913003]  ? __lock_page_or_retry+0xa00/0xa00
[  269.917675]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  269.923472]  ? kasan_check_read+0x11/0x20
[  269.927620]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  269.932899]  ? rcu_bh_qs+0xc0/0xc0
[  269.936456]  ? filemap_map_pages+0xdea/0x1980
[  269.940968]  ? graph_lock+0x170/0x170
[  269.944770]  ? find_get_pages_range_tag+0x1320/0x1320
[  269.949959]  ? pick_next_task_fair+0x98e/0x17c0
[  269.954626]  ? print_usage_bug+0xc0/0xc0
[  269.958687]  ? graph_lock+0x170/0x170
[  269.962497]  ? find_held_lock+0x36/0x1c0
[  269.966574]  ? lock_acquire+0x1ed/0x520
[  269.970552]  ? ext4_filemap_fault+0x7a/0xad
[  269.974880]  ? lock_release+0x970/0x970
[  269.978857]  ? arch_local_save_flags+0x40/0x40
[  269.983443]  ? mark_held_locks+0x130/0x130
[  269.987691]  ? down_read+0xb0/0x1d0
[  269.991319]  ? ext4_filemap_fault+0x7a/0xad
[  269.995641]  ? __down_interruptible+0x700/0x700
[  270.000313]  ? mark_held_locks+0x130/0x130
[  270.004563]  ext4_filemap_fault+0x82/0xad
[  270.008714]  __do_fault+0x100/0x6b0
[  270.012348]  ? print_bad_pte+0x6c0/0x6c0
[  270.016408]  ? graph_lock+0x170/0x170
[  270.020208]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  270.025220]  ? hrtimer_active+0x2db/0x440
[  270.029378]  ? pmd_val+0x88/0x100
[  270.032835]  ? add_mm_counter_fast+0xd0/0xd0
[  270.037247]  ? pmd_val+0x88/0x100
[  270.040713]  ? add_mm_counter_fast+0xd0/0xd0
[  270.045126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.050671]  __handle_mm_fault+0x3709/0x53e0
[  270.055097]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  270.059946]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  270.065057]  ? graph_lock+0x170/0x170
[  270.068869]  ? print_usage_bug+0xc0/0xc0
[  270.072943]  ? kasan_check_read+0x11/0x20
[  270.077095]  ? __free_object+0x173/0x340
[  270.081160]  ? graph_lock+0x170/0x170
[  270.084961]  ? graph_lock+0x170/0x170
[  270.088783]  ? handle_mm_fault+0x42a/0xc70
[  270.093024]  ? lock_downgrade+0x900/0x900
[  270.097171]  ? check_preemption_disabled+0x48/0x200
[  270.102195]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  270.107992]  ? kasan_check_read+0x11/0x20
[  270.112142]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.117420]  ? rcu_bh_qs+0xc0/0xc0
[  270.120965]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.126418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.131956]  ? check_preemption_disabled+0x48/0x200
[  270.136982]  handle_mm_fault+0x54f/0xc70
[  270.141071]  ? __handle_mm_fault+0x53e0/0x53e0
[  270.145658]  ? find_vma+0x34/0x190
[  270.149206]  __do_page_fault+0x67d/0xed0
[  270.153285]  ? mm_fault_error+0x380/0x380
[  270.157433]  ? trace_hardirqs_off+0xb8/0x300
[  270.161849]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  270.167212]  ? trace_hardirqs_on+0x310/0x310
[  270.171630]  do_page_fault+0xf2/0x7e0
[  270.175436]  ? vmalloc_sync_all+0x30/0x30
[  270.179585]  ? error_entry+0x70/0xd0
[  270.183299]  ? trace_hardirqs_off_caller+0xbb/0x300
[  270.188316]  ? trace_hardirqs_on_caller+0xc0/0x300
[  270.193245]  ? syscall_return_slowpath+0x5e0/0x5e0
[  270.198181]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.203023]  ? trace_hardirqs_off+0x300/0x300
[  270.207519]  ? trace_hardirqs_off_caller+0x300/0x300
[  270.212627]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  270.217647]  ? prepare_exit_to_usermode+0x291/0x3b0
[  270.222677]  ? page_fault+0x8/0x30
[  270.226221]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  270.231075]  ? page_fault+0x8/0x30
[  270.234616]  page_fault+0x1e/0x30
[  270.238065] RIP: 0033:0x7f9819842e40
[  270.241787] Code: Bad RIP value.
[  270.245150] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  270.250513] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  270.257779] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  270.265049] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  270.272316] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  270.279581] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  270.286871] warn_alloc_show_mem: 1 callbacks suppressed
[  270.286883] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  270.286885] Mem-Info:
[  270.286914] active_anon:39986 inactive_anon:371 isolated_anon:0
[  270.286914]  active_file:17 inactive_file:14 isolated_file:0
[  270.286914]  unevictable:0 dirty:0 writeback:0 unstable:0
[  270.286914]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  270.286914]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  270.286914]  free:13700 free_pcp:499 free_cma:0
[  270.292267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  270.299455] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  270.301859] Call Trace:
[  270.334733] Node 0 
[  270.344084]  <IRQ>
[  270.371776] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  270.374348]  dump_stack+0x1c4/0x2b4
[  270.376555] lowmem_reserve[]:
[  270.378698]  ? dump_stack_print_info.cold.2+0x52/0x52
[  270.404181]  0 2817
[  270.407834]  warn_alloc.cold.118+0xb7/0x1bd
[  270.410906]  6321
[  270.416087]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  270.418300]  6321
[  270.422617]  ? lock_downgrade+0x900/0x900
[  270.429493]  ? trace_hardirqs_off+0xb8/0x300
[  270.431528] Node 0 
[  270.435670]  ? trace_hardirqs_off+0xb8/0x300
[  270.440074] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  270.442292]  __alloc_pages_slowpath+0x2667/0x2d80
[  270.446667] lowmem_reserve[]:
[  270.473409]  ? warn_alloc+0x120/0x120
[  270.478207]  0
[  270.481314]  ? warn_alloc+0x120/0x120
[  270.485090]  0
[  270.486885]  ? print_usage_bug+0xc0/0xc0
[  270.490656]  3503 3503
[  270.492460]  ? warn_alloc+0x120/0x120
[  270.496495] Node 0 
[  270.499014]  ? print_usage_bug+0xc0/0xc0
[  270.502814] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  270.505017]  ? __lock_acquire+0x7ec/0x4ec0
[  270.509052] lowmem_reserve[]:
[  270.537588]  ? __lock_acquire+0x7ec/0x4ec0
[  270.541800]  0
[  270.544899]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  270.549108]  0
[  270.550906]  ? should_fail+0x22d/0xd01
[  270.556418]  0
[  270.558222]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.562079]  0
[  270.563875]  ? __lock_acquire+0x7ec/0x4ec0
[  270.570749]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  270.574959] Node 0 
[  270.580051]  ? __lock_acquire+0x7ec/0x4ec0
[  270.580061] DMA: 
[  270.582294]  ? should_fail+0x22d/0xd01
[  270.586505] 1*4kB 
[  270.588568]  ? mark_held_locks+0x130/0x130
[  270.592422] (U) 
[  270.594564]  ? mark_held_locks+0x130/0x130
[  270.598775] 0*8kB 
[  270.600746]  ? graph_lock+0x170/0x170
[  270.604951] 0*16kB 1*32kB 
[  270.607101]  ? graph_lock+0x170/0x170
[  270.610878] (U) 
[  270.613712]  ? graph_lock+0x170/0x170
[  270.617482] 2*64kB (U) 
[  270.619460]  ? print_usage_bug+0xc0/0xc0
[  270.623232] 1*128kB (U) 
[  270.625830]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.629862] 1*256kB (U) 
[  270.632535]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.638045] 0*512kB 
[  270.640715]  ? check_preemption_disabled+0x48/0x200
[  270.646221] 1*1024kB (U) 
[  270.648559]  ? check_preemption_disabled+0x48/0x200
[  270.653547] 1*2048kB 
[  270.656311]  ? __lock_is_held+0xb5/0x140
[  270.661290] (M) 
[  270.663697]  __alloc_pages_nodemask+0xa80/0xde0
[  270.667725] 3*4096kB (M) 
[  270.669705]  ? graph_lock+0x170/0x170
[  270.674352] = 15908kB
[  270.677111]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  270.680883] Node 0 
[  270.683297]  ? graph_lock+0x170/0x170
[  270.688290] DMA32: 
[  270.690531]  ? find_held_lock+0x36/0x1c0
[  270.694298] 3*4kB 
[  270.696536]  ? ____cache_alloc_node+0x1c7/0x1e0
[  270.700569] (UM) 
[  270.702718]  ? lock_downgrade+0x900/0x900
[  270.707355] 1*8kB (U) 
[  270.709437]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.713554] 4*16kB 
[  270.716051]  cache_grow_begin+0x91/0x8c0
[  270.721563] (UM) 
[  270.723797]  ? do_raw_spin_unlock+0xa7/0x2f0
[  270.727833] 2*32kB 
[  270.729905]  fallback_alloc+0x203/0x2e0
[  270.734282] (UM) 
[  270.736515]  ____cache_alloc_node+0x1c7/0x1e0
[  270.740458] 2*64kB 
[  270.742517]  kmem_cache_alloc_node+0xe3/0x730
[  270.746984] (M) 
[  270.749214]  ? ipv6_get_ifaddr+0x42e/0x620
[  270.753682] 3*128kB 
[  270.755655]  __alloc_skb+0x119/0x770
[  270.759858] (M) 
[  270.762177]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  270.765860] 3*256kB 
[  270.767827]  ? skb_scrub_packet+0x490/0x490
[  270.773081] (UM) 
[  270.775401]  ? lock_downgrade+0x900/0x900
[  270.779697] 4*512kB 
[  270.781760]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  270.785876] (UM) 
[  270.788195]  ? refcount_sub_and_test_checked+0x203/0x310
[  270.793704] 3*1024kB 
[  270.795759]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  270.801181] (M) 
[  270.803585]  ? addrconf_rs_timer+0x6f0/0x6f0
[  270.809007] 3*2048kB (UM) 
[  270.810992]  ndisc_alloc_skb+0x144/0x340
[  270.815369] 3*4096kB 
[  270.818210]  ndisc_send_rs+0x331/0x6e0
[  270.822240] (M) 
[  270.824654]  addrconf_rs_timer+0x3c0/0x6f0
[  270.828516] = 24980kB
[  270.830485]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.834694] Node 0 
[  270.837111]  call_timer_fn+0x272/0x920
[  270.841312] Normal: 
[  270.843548]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.847411] 870*4kB 
[  270.849727]  ? process_timeout+0x40/0x40
[  270.853935] (MEH) 
[  270.856250]  ? find_held_lock+0x36/0x1c0
[  270.860296] 510*8kB (UMEH) 
[  270.862474]  ? __run_timers+0x7da/0xc70
[  270.866503] 199*16kB 
[  270.869432]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.873383] (UMEH) 
[  270.875793]  ? _raw_spin_unlock_irq+0x27/0x80
[  270.880264] 70*32kB (UMEH) 
[  270.882504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.886971] 11*64kB 
[  270.889894]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  270.894108] (UMH) 
[  270.896426]  ? trace_hardirqs_on+0xbd/0x310
[  270.900985] 2*128kB 
[  270.903133]  ? kasan_check_read+0x11/0x20
[  270.907423] (H) 
[  270.909744]  ? __run_timers+0x7da/0xc70
[  270.913868] 0*256kB 
[  270.915838]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  270.915858]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.919802] 0*512kB 0*1024kB 
[  270.922132]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  270.927574] 0*2048kB 0*4096kB 
[  270.931813]  __run_timers+0x7e5/0xc70
[  270.934893] = 13944kB
[  270.939132]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  270.942301] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  270.946090]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  270.948479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  270.953826]  ? graph_lock+0x170/0x170
[  270.962646] 410 total pagecache pages
[  270.967665]  ? enqueue_hrtimer+0x1a5/0x560
[  270.976229] 0 pages in swap cache
[  270.980044]  ? lock_release+0x970/0x970
[  270.983815] Swap cache stats: add 0, delete 0, find 0/0
[  270.984066] Free swap  = 0kB
[  270.988504]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  270.991935] Total swap = 0kB
[  270.995903]  ? find_held_lock+0x36/0x1c0
[  271.001236] 1965979 pages RAM
[  271.004267]  ? graph_lock+0x170/0x170
[  271.009429] 0 pages HighMem/MovableOnly
[  271.012446]  ? pvclock_read_flags+0x160/0x160
[  271.016477] 342744 pages reserved
[  271.016485] 0 pages cma reserved
[  271.019588]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.023429] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  271.027340]  ? check_preemption_disabled+0x48/0x200
[  271.027366]  ? __lock_is_held+0xb5/0x140
[  271.027383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.031924] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.035310]  ? check_preemption_disabled+0x48/0x200
[  271.038650] cron cpuset=
[  271.044199]  run_timer_softirq+0x52/0xb0
[  271.050668] /
[  271.055685]  ? rcu_read_lock_sched_held+0x108/0x120
[  271.059721]  mems_allowed=0
[  271.065252]  __do_softirq+0x30b/0xad8
[  271.100108]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  271.105220]  ? pvclock_read_flags+0x160/0x160
[  271.109720]  ? lapic_next_event+0x5a/0x90
[  271.113872]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.119659]  ? check_preemption_disabled+0x48/0x200
[  271.124676]  ? check_preemption_disabled+0x48/0x200
[  271.129698]  ? kvm_clock_read+0x18/0x30
[  271.133672]  ? kvm_sched_clock_read+0x9/0x20
[  271.138085]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.143626]  ? check_preemption_disabled+0x48/0x200
[  271.148656]  irq_exit+0x17f/0x1c0
[  271.152117]  smp_apic_timer_interrupt+0x1cb/0x760
[  271.156972]  ? smp_call_function_single_interrupt+0x650/0x650
[  271.162878]  ? interrupt_entry+0xb5/0xf0
[  271.166946]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.171963]  ? trace_hardirqs_off_caller+0xbb/0x300
[  271.176986]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.181828]  ? trace_hardirqs_off+0x300/0x300
[  271.186327]  ? trace_hardirqs_off+0x300/0x300
[  271.190826]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.196366]  ? check_preemption_disabled+0x48/0x200
[  271.201382]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.206932]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.211788]  apic_timer_interrupt+0xf/0x20
[  271.216019]  </IRQ>
[  271.218266] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  271.223199] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  271.242105] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  271.249820] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  271.257093] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  271.264359] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  271.271632] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  271.278912] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  271.286231]  skb_clone+0x1bb/0x500
[  271.289782]  ? finish_task_switch+0x2f5/0x900
[  271.294285]  ? skb_split+0x11e0/0x11e0
[  271.298174]  ? preempt_notifier_register+0x200/0x200
[  271.303282]  ? __switch_to_asm+0x34/0x70
[  271.307344]  ? __switch_to_asm+0x34/0x70
[  271.311411]  ? __switch_to_asm+0x40/0x70
[  271.315469]  ? __switch_to_asm+0x34/0x70
[  271.319527]  ? __switch_to_asm+0x40/0x70
[  271.323587]  ? __switch_to_asm+0x34/0x70
[  271.327649]  ? __switch_to_asm+0x40/0x70
[  271.331711]  ? __switch_to_asm+0x34/0x70
[  271.335774]  ? __switch_to_asm+0x34/0x70
[  271.339832]  ? __switch_to_asm+0x40/0x70
[  271.343903]  ? __switch_to_asm+0x34/0x70
[  271.347980]  bpf_clone_redirect+0xb9/0x490
[  271.352230]  ? __schedule+0x874/0x1ed0
[  271.356155]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  271.361181]  ? __sched_text_start+0x8/0x8
[  271.365340]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  271.370112]  ? find_held_lock+0x36/0x1c0
[  271.374184]  ? lock_acquire+0x1ed/0x520
[  271.378160]  ? bpf_test_run+0x32e/0x5a0
[  271.382138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.387683]  ? check_preemption_disabled+0x48/0x200
[  271.392710]  ? kasan_check_read+0x11/0x20
[  271.396864]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.402143]  ? rcu_bh_qs+0xc0/0xc0
[  271.405688]  ? preempt_schedule+0x4d/0x60
[  271.409836]  ? ___preempt_schedule+0x16/0x18
[  271.414253]  ? bpf_test_run+0x1c0/0x5a0
[  271.418247]  ? netlink_diag_dump+0x2a0/0x2a0
[  271.422668]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.428205]  ? bpf_test_init.isra.9+0x70/0x100
[  271.432796]  ? bpf_prog_test_run_skb+0x634/0xb40
[  271.437562]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  271.442406]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  271.447961]  ? fput+0x130/0x1a0
[  271.451247]  ? __bpf_prog_get+0x9b/0x290
[  271.455330]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  271.460175]  ? bpf_prog_test_run+0x130/0x1a0
[  271.464587]  ? __x64_sys_bpf+0x3d8/0x510
[  271.468650]  ? bpf_prog_get+0x20/0x20
[  271.472462]  ? ksys_ioctl+0x81/0xd0
[  271.476101]  ? do_syscall_64+0x1b9/0x820
[  271.480169]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  271.485543]  ? syscall_return_slowpath+0x5e0/0x5e0
[  271.490483]  ? trace_hardirqs_off+0x300/0x300
[  271.494986]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  271.500006]  ? recalc_sigpending_tsk+0x180/0x180
[  271.504774]  ? kasan_check_write+0x14/0x20
[  271.509020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  271.513878]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  271.519275] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  271.519370] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  271.525701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  271.525706] Call Trace:
[  271.525713]  <IRQ>
[  271.525733]  dump_stack+0x1c4/0x2b4
[  271.525749]  ? dump_stack_print_info.cold.2+0x52/0x52
[  271.525773]  warn_alloc.cold.118+0xb7/0x1bd
[  271.532332] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  271.541627]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  271.544185] syz-executor4 cpuset=
[  271.546328]  ? lock_downgrade+0x900/0x900
[  271.549932] syz4
[  271.555119]  ? trace_hardirqs_off+0xb8/0x300
[  271.559409]  mems_allowed=0
[  271.591581]  ? trace_hardirqs_off+0xb8/0x300
[  271.596003]  __alloc_pages_slowpath+0x2667/0x2d80
[  271.600880]  ? warn_alloc+0x120/0x120
[  271.604690]  ? warn_alloc+0x120/0x120
[  271.608496]  ? print_usage_bug+0xc0/0xc0
[  271.612558]  ? warn_alloc+0x120/0x120
[  271.616362]  ? print_usage_bug+0xc0/0xc0
[  271.620427]  ? __lock_acquire+0x7ec/0x4ec0
[  271.624658]  ? __lock_acquire+0x7ec/0x4ec0
[  271.628898]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  271.634441]  ? should_fail+0x22d/0xd01
[  271.638336]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.643441]  ? __lock_acquire+0x7ec/0x4ec0
[  271.647689]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  271.652790]  ? __lock_acquire+0x7ec/0x4ec0
[  271.657028]  ? should_fail+0x22d/0xd01
[  271.660928]  ? mark_held_locks+0x130/0x130
[  271.665170]  ? mark_held_locks+0x130/0x130
[  271.669412]  ? graph_lock+0x170/0x170
[  271.673215]  ? graph_lock+0x170/0x170
[  271.677027]  ? graph_lock+0x170/0x170
[  271.680833]  ? print_usage_bug+0xc0/0xc0
[  271.684896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.690436]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.695976]  ? check_preemption_disabled+0x48/0x200
[  271.700991]  ? check_preemption_disabled+0x48/0x200
[  271.706020]  ? __lock_is_held+0xb5/0x140
[  271.710090]  __alloc_pages_nodemask+0xa80/0xde0
[  271.714758]  ? graph_lock+0x170/0x170
[  271.718564]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  271.723581]  ? graph_lock+0x170/0x170
[  271.727394]  ? find_held_lock+0x36/0x1c0
[  271.731466]  ? ____cache_alloc_node+0x1c7/0x1e0
[  271.736140]  ? lock_downgrade+0x900/0x900
[  271.740298]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.745850]  cache_grow_begin+0x91/0x8c0
[  271.749913]  ? do_raw_spin_unlock+0xa7/0x2f0
[  271.754334]  fallback_alloc+0x203/0x2e0
[  271.758319]  ____cache_alloc_node+0x1c7/0x1e0
[  271.762820]  kmem_cache_alloc_node+0xe3/0x730
[  271.767326]  ? ipv6_get_ifaddr+0x42e/0x620
[  271.771571]  __alloc_skb+0x119/0x770
[  271.775297]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  271.780582]  ? skb_scrub_packet+0x490/0x490
[  271.784904]  ? lock_downgrade+0x900/0x900
[  271.789066]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.794609]  ? refcount_sub_and_test_checked+0x203/0x310
[  271.800067]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  271.805522]  ? addrconf_rs_timer+0x6f0/0x6f0
[  271.809946]  ndisc_alloc_skb+0x144/0x340
[  271.814019]  ndisc_send_rs+0x331/0x6e0
[  271.817914]  addrconf_rs_timer+0x3c0/0x6f0
[  271.822155]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.826406]  call_timer_fn+0x272/0x920
[  271.830294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.834531]  ? process_timeout+0x40/0x40
[  271.838591]  ? find_held_lock+0x36/0x1c0
[  271.842660]  ? mark_held_locks+0xc7/0x130
[  271.846810]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.851310]  ? _raw_spin_unlock_irq+0x27/0x80
[  271.855808]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.860048]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  271.864633]  ? trace_hardirqs_on+0xbd/0x310
[  271.868954]  ? kasan_check_read+0x11/0x20
[  271.873107]  ? __run_timers+0x7da/0xc70
[  271.877087]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  271.882544]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.888275]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  271.892512]  __run_timers+0x7e5/0xc70
[  271.896328]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  271.901697]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  271.906716]  ? graph_lock+0x170/0x170
[  271.910526]  ? print_usage_bug+0xc0/0xc0
[  271.914590]  ? lock_release+0x970/0x970
[  271.918563]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  271.923779]  ? find_held_lock+0x36/0x1c0
[  271.927850]  ? graph_lock+0x170/0x170
[  271.931654]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.937191]  ? check_preemption_disabled+0x48/0x200
[  271.942222]  ? __lock_is_held+0xb5/0x140
[  271.946289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.951833]  ? check_preemption_disabled+0x48/0x200
[  271.956864]  run_timer_softirq+0x52/0xb0
[  271.960928]  ? rcu_read_lock_sched_held+0x108/0x120
[  271.965947]  __do_softirq+0x30b/0xad8
[  271.969773]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  271.974882]  ? pvclock_read_flags+0x160/0x160
[  271.979379]  ? lapic_next_event+0x5a/0x90
[  271.983526]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  271.989064]  ? check_preemption_disabled+0x48/0x200
[  271.994083]  ? check_preemption_disabled+0x48/0x200
[  271.999109]  ? kvm_clock_read+0x18/0x30
[  272.003082]  ? kvm_sched_clock_read+0x9/0x20
[  272.007492]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.013034]  ? check_preemption_disabled+0x48/0x200
[  272.018065]  irq_exit+0x17f/0x1c0
[  272.021522]  smp_apic_timer_interrupt+0x1cb/0x760
[  272.026364]  ? smp_reschedule_interrupt+0x109/0x650
[  272.031386]  ? smp_call_function_single_interrupt+0x650/0x650
[  272.037276]  ? interrupt_entry+0xb5/0xf0
[  272.041338]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.046381]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.051399]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.056243]  ? trace_hardirqs_off+0x300/0x300
[  272.060742]  ? trace_hardirqs_off+0x300/0x300
[  272.065240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.070785]  ? check_preemption_disabled+0x48/0x200
[  272.075800]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.081356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.086207]  apic_timer_interrupt+0xf/0x20
[  272.090435]  </IRQ>
[  272.092672] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  272.097950] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  272.116855] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  272.124564] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  272.131835] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  272.139105] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  272.146376] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  272.153642] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  272.160933]  ? arch_local_irq_restore+0x45/0x52
[  272.165612]  dump_stack+0x26a/0x2b4
[  272.169248]  ? dump_stack_print_info.cold.2+0x52/0x52
[  272.174449]  ? mark_held_locks+0x130/0x130
[  272.178683]  ? mark_held_locks+0x130/0x130
[  272.182926]  dump_header+0x27b/0xf72
[  272.186654]  ? pagefault_out_of_memory+0x197/0x197
[  272.191586]  ? mark_held_locks+0x130/0x130
[  272.195829]  ? __lock_acquire+0x7ec/0x4ec0
[  272.200070]  ? mem_cgroup_charge_statistics+0x780/0x780
[  272.205434]  ? print_usage_bug+0xc0/0xc0
[  272.209495]  ? print_usage_bug+0xc0/0xc0
[  272.213563]  ? graph_lock+0x170/0x170
[  272.217364]  ? graph_lock+0x170/0x170
[  272.221163]  ? print_usage_bug+0xc0/0xc0
[  272.225220]  ? print_usage_bug+0xc0/0xc0
[  272.229300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.234851]  ? find_held_lock+0x36/0x1c0
[  272.239028]  ? mark_held_locks+0xc7/0x130
[  272.243182]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  272.248295]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  272.253398]  ? lockdep_hardirqs_on+0x421/0x5c0
[  272.257984]  ? trace_hardirqs_on+0xbd/0x310
[  272.262306]  ? kasan_check_read+0x11/0x20
[  272.266454]  ? ___ratelimit+0x36f/0x655
[  272.270434]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.275885]  ? trace_hardirqs_on+0x310/0x310
[  272.280299]  ? lock_downgrade+0x900/0x900
[  272.284455]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  272.289561]  ? ___ratelimit+0xaa/0x655
[  272.293450]  ? idr_get_free+0xec0/0xec0
[  272.297427]  ? kasan_check_write+0x14/0x20
[  272.301662]  ? do_raw_spin_lock+0xc1/0x200
[  272.305908]  oom_kill_process.cold.27+0x10/0x903
[  272.310668]  ? graph_lock+0x170/0x170
[  272.314467]  ? _raw_spin_unlock+0x2c/0x50
[  272.318617]  ? oom_badness+0xe6/0xaa0
[  272.322431]  ? oom_evaluate_task+0x540/0x540
[  272.326871]  ? find_held_lock+0x36/0x1c0
[  272.330948]  ? out_of_memory+0x974/0x14c0
[  272.335104]  ? lock_downgrade+0x900/0x900
[  272.339264]  ? check_preemption_disabled+0x48/0x200
[  272.344304]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.350108]  ? kasan_check_read+0x11/0x20
[  272.354272]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.359557]  ? rcu_bh_qs+0xc0/0xc0
[  272.363104]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  272.368121]  ? oom_evaluate_task+0x302/0x540
[  272.372535]  out_of_memory+0xa86/0x14c0
[  272.376524]  ? oom_killer_disable+0x3a0/0x3a0
[  272.381024]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  272.385957]  ? __mutex_add_waiter+0x2a0/0x2a0
[  272.390466]  __alloc_pages_slowpath+0x2318/0x2d80
[  272.395342]  ? warn_alloc+0x120/0x120
[  272.399147]  ? __radix_tree_lookup+0x4c0/0x4c0
[  272.403743]  ? find_get_entry+0x2f2/0xc40
[  272.407904]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  272.413447]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  272.418379]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.423922]  ? should_fail+0x22d/0xd01
[  272.427815]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  272.432927]  ? __lock_is_held+0xb5/0x140
[  272.437020]  ? __lock_is_held+0xb5/0x140
[  272.441102]  ? ___might_sleep+0x1ed/0x300
[  272.445252]  ? lock_release+0x970/0x970
[  272.449241]  ? arch_local_save_flags+0x40/0x40
[  272.453851]  ? __might_sleep+0x95/0x190
[  272.457838]  __alloc_pages_nodemask+0xa80/0xde0
[  272.462517]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  272.467671]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.473470]  ? kasan_check_read+0x11/0x20
[  272.477623]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.482918]  ? graph_lock+0x170/0x170
[  272.486731]  ? print_usage_bug+0xc0/0xc0
[  272.490809]  ? graph_lock+0x170/0x170
[  272.494614]  ? graph_lock+0x170/0x170
[  272.498418]  ? __do_page_cache_readahead+0x7ce/0x980
[  272.503527]  ? find_held_lock+0x36/0x1c0
[  272.507596]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  272.513140]  alloc_pages_current+0x10c/0x210
[  272.517551]  ? lock_downgrade+0x900/0x900
[  272.521705]  __page_cache_alloc+0x38f/0x5b0
[  272.526033]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.531843]  ? kasan_check_read+0x11/0x20
[  272.535997]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.541284]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  272.545955]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.551497]  ? check_preemption_disabled+0x48/0x200
[  272.556522]  filemap_fault+0x1594/0x25f0
[  272.560597]  ? __lock_page_or_retry+0xa00/0xa00
[  272.565275]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.571077]  ? kasan_check_read+0x11/0x20
[  272.575226]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.580511]  ? rcu_bh_qs+0xc0/0xc0
[  272.584069]  ? filemap_map_pages+0xdea/0x1980
[  272.588579]  ? graph_lock+0x170/0x170
[  272.592382]  ? find_get_pages_range_tag+0x1320/0x1320
[  272.597571]  ? pick_next_task_fair+0x98e/0x17c0
[  272.602242]  ? print_usage_bug+0xc0/0xc0
[  272.606312]  ? graph_lock+0x170/0x170
[  272.610119]  ? find_held_lock+0x36/0x1c0
[  272.614195]  ? lock_acquire+0x1ed/0x520
[  272.618173]  ? ext4_filemap_fault+0x7a/0xad
[  272.622506]  ? lock_release+0x970/0x970
[  272.626483]  ? arch_local_save_flags+0x40/0x40
[  272.631074]  ? mark_held_locks+0x130/0x130
[  272.635324]  ? down_read+0xb0/0x1d0
[  272.638950]  ? ext4_filemap_fault+0x7a/0xad
[  272.643283]  ? __down_interruptible+0x700/0x700
[  272.647958]  ? mark_held_locks+0x130/0x130
[  272.652213]  ext4_filemap_fault+0x82/0xad
[  272.656370]  __do_fault+0x100/0x6b0
[  272.660003]  ? print_bad_pte+0x6c0/0x6c0
[  272.664063]  ? graph_lock+0x170/0x170
[  272.667867]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  272.672883]  ? hrtimer_active+0x2db/0x440
[  272.677038]  ? pmd_val+0x88/0x100
[  272.680494]  ? add_mm_counter_fast+0xd0/0xd0
[  272.684901]  ? pmd_val+0x88/0x100
[  272.688357]  ? add_mm_counter_fast+0xd0/0xd0
[  272.692774]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.698321]  __handle_mm_fault+0x3709/0x53e0
[  272.702743]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  272.707588]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  272.712692]  ? graph_lock+0x170/0x170
[  272.716498]  ? print_usage_bug+0xc0/0xc0
[  272.720559]  ? kasan_check_read+0x11/0x20
[  272.724710]  ? __free_object+0x173/0x340
[  272.728771]  ? graph_lock+0x170/0x170
[  272.732577]  ? graph_lock+0x170/0x170
[  272.736400]  ? handle_mm_fault+0x42a/0xc70
[  272.740636]  ? lock_downgrade+0x900/0x900
[  272.744786]  ? check_preemption_disabled+0x48/0x200
[  272.749811]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  272.755619]  ? kasan_check_read+0x11/0x20
[  272.759772]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  272.765069]  ? rcu_bh_qs+0xc0/0xc0
[  272.768610]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  272.774068]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  272.779615]  ? check_preemption_disabled+0x48/0x200
[  272.784650]  handle_mm_fault+0x54f/0xc70
[  272.788720]  ? __handle_mm_fault+0x53e0/0x53e0
[  272.793307]  ? find_vma+0x34/0x190
[  272.796860]  __do_page_fault+0x67d/0xed0
[  272.800935]  ? mm_fault_error+0x380/0x380
[  272.805096]  ? trace_hardirqs_off+0xb8/0x300
[  272.809508]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  272.814875]  ? trace_hardirqs_on+0x310/0x310
[  272.819296]  do_page_fault+0xf2/0x7e0
[  272.823100]  ? vmalloc_sync_all+0x30/0x30
[  272.827250]  ? error_entry+0x70/0xd0
[  272.830978]  ? trace_hardirqs_off_caller+0xbb/0x300
[  272.835994]  ? trace_hardirqs_on_caller+0xc0/0x300
[  272.840928]  ? syscall_return_slowpath+0x5e0/0x5e0
[  272.845859]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.850707]  ? trace_hardirqs_off+0x300/0x300
[  272.855200]  ? trace_hardirqs_off_caller+0x300/0x300
[  272.860305]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  272.865325]  ? prepare_exit_to_usermode+0x291/0x3b0
[  272.870346]  ? page_fault+0x8/0x30
[  272.873895]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  272.878741]  ? page_fault+0x8/0x30
[  272.882292]  page_fault+0x1e/0x30
[  272.885743] RIP: 0033:0x7f9819842e40
[  272.889463] Code: Bad RIP value.
[  272.892822] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  272.898195] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  272.905460] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  272.912726] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  272.919995] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  272.927291] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  272.934583] warn_alloc_show_mem: 1 callbacks suppressed
[  272.934596] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  272.934598] Mem-Info:
[  272.934628] active_anon:39986 inactive_anon:371 isolated_anon:0
[  272.934628]  active_file:17 inactive_file:14 isolated_file:0
[  272.934628]  unevictable:0 dirty:0 writeback:0 unstable:0
[  272.934628]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  272.934628]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  272.934628]  free:13700 free_pcp:499 free_cma:0
[  272.939963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  272.939971] Call Trace:
[  272.947166] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  272.949562]  <IRQ>
[  272.982428] Node 0 
[  272.992236]  dump_stack+0x1c4/0x2b4
[  272.994821] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  273.022463]  ? dump_stack_print_info.cold.2+0x52/0x52
[  273.024589] lowmem_reserve[]:
[  273.026829]  warn_alloc.cold.118+0xb7/0x1bd
[  273.030430]  0
[  273.055924]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  273.061092]  2817
[  273.064192]  ? lock_downgrade+0x900/0x900
[  273.068486]  6321
[  273.070290]  ? trace_hardirqs_off+0xb8/0x300
[  273.075102]  6321
[  273.077163]  ? trace_hardirqs_off+0xb8/0x300
[  273.083355]  __alloc_pages_slowpath+0x2667/0x2d80
[  273.087736] Node 0 
[  273.090640]  ? warn_alloc+0x120/0x120
[  273.095025] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  273.099835]  ? warn_alloc+0x120/0x120
[  273.102050] lowmem_reserve[]:
[  273.105848]  ? print_usage_bug+0xc0/0xc0
[  273.132917]  0 0
[  273.136727]  ? warn_alloc+0x120/0x120
[  273.139808]  3503
[  273.143866]  ? print_usage_bug+0xc0/0xc0
[  273.145820]  3503
[  273.149615]  ? __lock_acquire+0x7ec/0x4ec0
[  273.151652] Node 0 
[  273.155706]  ? __lock_acquire+0x7ec/0x4ec0
[  273.157770] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  273.161972]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.164175] lowmem_reserve[]: 0
[  273.168417]  ? should_fail+0x22d/0xd01
[  273.196933]  0 0
[  273.202490]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.205734]  0
[  273.209644]  ? __lock_acquire+0x7ec/0x4ec0
[  273.216694]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  273.218475] Node 0 
[  273.222702]  ? __lock_acquire+0x7ec/0x4ec0
[  273.227778] DMA: 
[  273.230006]  ? should_fail+0x22d/0xd01
[  273.234216] 1*4kB 
[  273.236283]  ? mark_held_locks+0x130/0x130
[  273.240139] (U) 
[  273.242293]  ? mark_held_locks+0x130/0x130
[  273.246499] 0*8kB 0*16kB 
[  273.248475]  ? graph_lock+0x170/0x170
[  273.252706] 1*32kB 
[  273.255456]  ? graph_lock+0x170/0x170
[  273.259231] (U) 
[  273.261458]  ? graph_lock+0x170/0x170
[  273.265231] 2*64kB (U) 
[  273.267215]  ? print_usage_bug+0xc0/0xc0
[  273.270984] 1*128kB (U) 
[  273.273571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.277599] 1*256kB (U) 
[  273.280277]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.285790] 0*512kB 
[  273.288458]  ? check_preemption_disabled+0x48/0x200
[  273.293960] 1*1024kB (U) 
[  273.296295]  ? check_preemption_disabled+0x48/0x200
[  273.301286] 1*2048kB (M) 
[  273.304065]  ? __lock_is_held+0xb5/0x140
[  273.309042] 3*4096kB (M) 
[  273.311819]  __alloc_pages_nodemask+0xa80/0xde0
[  273.315867] = 15908kB
[  273.318629]  ? graph_lock+0x170/0x170
[  273.323283] Node 0 
[  273.325702]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  273.329464] DMA32: 3*4kB 
[  273.331706]  ? graph_lock+0x170/0x170
[  273.336691] (UM) 
[  273.339451]  ? find_held_lock+0x36/0x1c0
[  273.343213] 1*8kB (U) 
[  273.345299]  ? ____cache_alloc_node+0x1c7/0x1e0
[  273.349321] 4*16kB (UM) 
[  273.351827]  ? lock_downgrade+0x900/0x900
[  273.356468] 2*32kB (UM) 
[  273.359152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.363269] 2*64kB (M) 
[  273.365951]  cache_grow_begin+0x91/0x8c0
[  273.371456] 3*128kB 
[  273.374035]  ? do_raw_spin_unlock+0xa7/0x2f0
[  273.378066] (M) 
[  273.380392]  fallback_alloc+0x203/0x2e0
[  273.384772] 3*256kB 
[  273.386748]  ____cache_alloc_node+0x1c7/0x1e0
[  273.390691] (UM) 
[  273.393010]  kmem_cache_alloc_node+0xe3/0x730
[  273.397467] 4*512kB (UM) 
[  273.399534]  ? ipv6_get_ifaddr+0x42e/0x620
[  273.404015] 3*1024kB (M) 
[  273.406785]  __alloc_skb+0x119/0x770
[  273.410984] 3*2048kB (UM) 
[  273.413750]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  273.417432] 3*4096kB 
[  273.420283]  ? skb_scrub_packet+0x490/0x490
[  273.425530] (M) 
[  273.427941]  ? lock_downgrade+0x900/0x900
[  273.432234] = 24980kB
[  273.434213]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.438337] Node 0 
[  273.440742]  ? refcount_sub_and_test_checked+0x203/0x310
[  273.446250] Normal: 
[  273.448491]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  273.453914] 870*4kB 
[  273.456234]  ? addrconf_rs_timer+0x6f0/0x6f0
[  273.461655] (MEH) 
[  273.463982]  ndisc_alloc_skb+0x144/0x340
[  273.468354] 510*8kB 
[  273.470502]  ndisc_send_rs+0x331/0x6e0
[  273.474529] (UMEH) 
[  273.476853]  addrconf_rs_timer+0x3c0/0x6f0
[  273.480711] 199*16kB 
[  273.482942]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.487145] (UMEH) 
[  273.489561]  call_timer_fn+0x272/0x920
[  273.493762] 70*32kB 
[  273.495993]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.499855] (UMEH) 
[  273.502199]  ? process_timeout+0x40/0x40
[  273.506405] 11*64kB 
[  273.508636]  ? find_held_lock+0x36/0x1c0
[  273.512672] (UMH) 
[  273.514998]  ? __run_timers+0x7da/0xc70
[  273.519023] 2*128kB (H) 
[  273.521181]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.525127] 0*256kB 
[  273.527791]  ? _raw_spin_unlock_irq+0x27/0x80
[  273.532269] 0*512kB 
[  273.534591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.539055] 0*1024kB 
[  273.541379]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  273.545589] 0*2048kB 
[  273.547991]  ? trace_hardirqs_on+0xbd/0x310
[  273.552544] 0*4096kB 
[  273.554950]  ? kasan_check_read+0x11/0x20
[  273.554969]  ? __run_timers+0x7da/0xc70
[  273.559272] = 13944kB
[  273.561675]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  273.565801] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  273.569761]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.572148] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  273.577591]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  273.586401] 410 total pagecache pages
[  273.590628]  __run_timers+0x7e5/0xc70
[  273.599183] 0 pages in swap cache
[  273.603415]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  273.607182] Swap cache stats: add 0, delete 0, find 0/0
[  273.610973]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  273.614394] Free swap  = 0kB
[  273.614403] Total swap = 0kB
[  273.619759]  ? graph_lock+0x170/0x170
[  273.625095] 1965979 pages RAM
[  273.630104]  ? enqueue_hrtimer+0x1a5/0x560
[  273.633088] 0 pages HighMem/MovableOnly
[  273.633097] 342744 pages reserved
[  273.636109]  ? lock_release+0x970/0x970
[  273.639883] 0 pages cma reserved
[  273.642980]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  273.647276] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  273.651158]  ? find_held_lock+0x36/0x1c0
[  273.654681] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  273.658555]  ? graph_lock+0x170/0x170
[  273.661898] cron cpuset=
[  273.667085]  ? pvclock_read_flags+0x160/0x160
[  273.673549] /
[  273.677606]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.687289]  mems_allowed=0
[  273.691084]  ? check_preemption_disabled+0x48/0x200
[  273.713379]  ? __lock_is_held+0xb5/0x140
[  273.717442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.722982]  ? check_preemption_disabled+0x48/0x200
[  273.728010]  run_timer_softirq+0x52/0xb0
[  273.732075]  ? rcu_read_lock_sched_held+0x108/0x120
[  273.737095]  __do_softirq+0x30b/0xad8
[  273.740909]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  273.746024]  ? pvclock_read_flags+0x160/0x160
[  273.750521]  ? lapic_next_event+0x5a/0x90
[  273.754674]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.760218]  ? check_preemption_disabled+0x48/0x200
[  273.765235]  ? check_preemption_disabled+0x48/0x200
[  273.770275]  ? kvm_clock_read+0x18/0x30
[  273.774252]  ? kvm_sched_clock_read+0x9/0x20
[  273.778677]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  273.784249]  ? check_preemption_disabled+0x48/0x200
[  273.789295]  irq_exit+0x17f/0x1c0
[  273.792757]  smp_apic_timer_interrupt+0x1cb/0x760
[  273.797604]  ? smp_call_function_single_interrupt+0x650/0x650
[  273.803493]  ? interrupt_entry+0xb5/0xf0
[  273.807557]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.812577]  ? trace_hardirqs_off_caller+0xbb/0x300
[  273.817596]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.822439]  ? trace_hardirqs_off+0x300/0x300
[  273.826931]  ? trace_hardirqs_off+0x300/0x300
[  273.831431]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.836972]  ? check_preemption_disabled+0x48/0x200
[  273.841989]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  273.847536]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  273.852389]  apic_timer_interrupt+0xf/0x20
[  273.856617]  </IRQ>
[  273.858859] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  273.863794] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  273.882725] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  273.890450] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  273.897728] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  273.905002] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  273.912279] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  273.919551] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  273.926864]  skb_clone+0x1bb/0x500
[  273.930410]  ? finish_task_switch+0x2f5/0x900
[  273.934931]  ? skb_split+0x11e0/0x11e0
[  273.938825]  ? preempt_notifier_register+0x200/0x200
[  273.943931]  ? __switch_to_asm+0x34/0x70
[  273.947993]  ? __switch_to_asm+0x34/0x70
[  273.952054]  ? __switch_to_asm+0x40/0x70
[  273.956117]  ? __switch_to_asm+0x34/0x70
[  273.960192]  ? __switch_to_asm+0x40/0x70
[  273.964255]  ? __switch_to_asm+0x34/0x70
[  273.968329]  ? __switch_to_asm+0x40/0x70
[  273.972388]  ? __switch_to_asm+0x34/0x70
[  273.976453]  ? __switch_to_asm+0x34/0x70
[  273.980516]  ? __switch_to_asm+0x40/0x70
[  273.985005]  ? __switch_to_asm+0x34/0x70
[  273.989079]  bpf_clone_redirect+0xb9/0x490
[  273.993321]  ? __schedule+0x874/0x1ed0
[  273.997223]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  274.002246]  ? __sched_text_start+0x8/0x8
[  274.006408]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.011182]  ? find_held_lock+0x36/0x1c0
[  274.015253]  ? lock_acquire+0x1ed/0x520
[  274.019240]  ? bpf_test_run+0x32e/0x5a0
[  274.023226]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.028779]  ? check_preemption_disabled+0x48/0x200
[  274.033806]  ? kasan_check_read+0x11/0x20
[  274.037963]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.043244]  ? rcu_bh_qs+0xc0/0xc0
[  274.046801]  ? preempt_schedule+0x4d/0x60
[  274.050955]  ? ___preempt_schedule+0x16/0x18
[  274.055376]  ? bpf_test_run+0x1c0/0x5a0
[  274.059369]  ? netlink_diag_dump+0x2a0/0x2a0
[  274.063786]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.069330]  ? bpf_test_init.isra.9+0x70/0x100
[  274.073923]  ? bpf_prog_test_run_skb+0x634/0xb40
[  274.078686]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  274.083533]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  274.089069]  ? fput+0x130/0x1a0
[  274.092358]  ? __bpf_prog_get+0x9b/0x290
[  274.096426]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  274.101280]  ? bpf_prog_test_run+0x130/0x1a0
[  274.105704]  ? __x64_sys_bpf+0x3d8/0x510
[  274.109779]  ? bpf_prog_get+0x20/0x20
[  274.113587]  ? ksys_ioctl+0x81/0xd0
[  274.117228]  ? do_syscall_64+0x1b9/0x820
[  274.121303]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  274.126672]  ? syscall_return_slowpath+0x5e0/0x5e0
[  274.131610]  ? trace_hardirqs_off+0x300/0x300
[  274.136110]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  274.141127]  ? recalc_sigpending_tsk+0x180/0x180
[  274.145889]  ? kasan_check_write+0x14/0x20
[  274.150136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.154993]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  274.160381] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  274.160455] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  274.166788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  274.166793] Call Trace:
[  274.166799]  <IRQ>
[  274.166815]  dump_stack+0x1c4/0x2b4
[  274.166838]  ? dump_stack_print_info.cold.2+0x52/0x52
[  274.166865]  warn_alloc.cold.118+0xb7/0x1bd
[  274.173394] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  274.182682]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  274.185239] syz-executor4 cpuset=
[  274.187391]  ? lock_downgrade+0x900/0x900
[  274.190990] syz4
[  274.196175]  ? trace_hardirqs_off+0xb8/0x300
[  274.200472]  mems_allowed=0
[  274.210955]  ? trace_hardirqs_off+0xb8/0x300
[  274.237032]  __alloc_pages_slowpath+0x2667/0x2d80
[  274.241910]  ? warn_alloc+0x120/0x120
[  274.245713]  ? trace_hardirqs_on+0x310/0x310
[  274.250124]  ? warn_alloc+0x120/0x120
[  274.253929]  ? print_usage_bug+0xc0/0xc0
[  274.257991]  ? warn_alloc+0x120/0x120
[  274.261796]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  274.266815]  ? print_usage_bug+0xc0/0xc0
[  274.270887]  ? __lock_acquire+0x7ec/0x4ec0
[  274.275125]  ? __lock_acquire+0x7ec/0x4ec0
[  274.279362]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.284902]  ? should_fail+0x22d/0xd01
[  274.288795]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.293936]  ? __lock_acquire+0x7ec/0x4ec0
[  274.298180]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  274.303289]  ? __lock_acquire+0x7ec/0x4ec0
[  274.307543]  ? should_fail+0x22d/0xd01
[  274.311429]  ? print_usage_bug+0xc0/0xc0
[  274.315500]  ? mark_held_locks+0x130/0x130
[  274.319740]  ? mark_held_locks+0x130/0x130
[  274.323987]  ? graph_lock+0x170/0x170
[  274.327790]  ? print_usage_bug+0xc0/0xc0
[  274.331856]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  274.336613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.342159]  ? check_preemption_disabled+0x48/0x200
[  274.347176]  ? check_preemption_disabled+0x48/0x200
[  274.352209]  ? __lock_is_held+0xb5/0x140
[  274.356286]  __alloc_pages_nodemask+0xa80/0xde0
[  274.360961]  ? graph_lock+0x170/0x170
[  274.364771]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  274.369783]  ? graph_lock+0x170/0x170
[  274.373594]  ? find_held_lock+0x36/0x1c0
[  274.377665]  ? ____cache_alloc_node+0x1c7/0x1e0
[  274.382336]  ? lock_downgrade+0x900/0x900
[  274.386494]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.392041]  cache_grow_begin+0x91/0x8c0
[  274.396108]  ? do_raw_spin_unlock+0xa7/0x2f0
[  274.400529]  fallback_alloc+0x203/0x2e0
[  274.404515]  ____cache_alloc_node+0x1c7/0x1e0
[  274.409021]  kmem_cache_alloc_node+0xe3/0x730
[  274.413516]  ? ipv6_get_ifaddr+0x42e/0x620
[  274.417760]  __alloc_skb+0x119/0x770
[  274.421478]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  274.426760]  ? skb_scrub_packet+0x490/0x490
[  274.431086]  ? lock_downgrade+0x900/0x900
[  274.435247]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.440794]  ? refcount_sub_and_test_checked+0x203/0x310
[  274.446254]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  274.451715]  ? addrconf_rs_timer+0x6f0/0x6f0
[  274.456228]  ndisc_alloc_skb+0x144/0x340
[  274.460305]  ndisc_send_rs+0x331/0x6e0
[  274.464203]  addrconf_rs_timer+0x3c0/0x6f0
[  274.468445]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.472697]  call_timer_fn+0x272/0x920
[  274.476583]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.480818]  ? process_timeout+0x40/0x40
[  274.484887]  ? find_held_lock+0x36/0x1c0
[  274.488955]  ? mark_held_locks+0xc7/0x130
[  274.493110]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.497603]  ? _raw_spin_unlock_irq+0x27/0x80
[  274.502096]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.506336]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  274.510925]  ? trace_hardirqs_on+0xbd/0x310
[  274.515252]  ? kasan_check_read+0x11/0x20
[  274.519410]  ? __run_timers+0x7da/0xc70
[  274.523386]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.528868]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.533109]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  274.537346]  __run_timers+0x7e5/0xc70
[  274.541166]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  274.546534]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  274.551557]  ? graph_lock+0x170/0x170
[  274.555372]  ? print_usage_bug+0xc0/0xc0
[  274.559432]  ? lock_release+0x970/0x970
[  274.563408]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  274.568606]  ? find_held_lock+0x36/0x1c0
[  274.572673]  ? graph_lock+0x170/0x170
[  274.576484]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.582025]  ? check_preemption_disabled+0x48/0x200
[  274.587057]  ? __lock_is_held+0xb5/0x140
[  274.591121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.596686]  ? check_preemption_disabled+0x48/0x200
[  274.601718]  run_timer_softirq+0x52/0xb0
[  274.605779]  ? rcu_read_lock_sched_held+0x108/0x120
[  274.610806]  __do_softirq+0x30b/0xad8
[  274.614624]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  274.619737]  ? pvclock_read_flags+0x160/0x160
[  274.624233]  ? lapic_next_event+0x5a/0x90
[  274.628391]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.633935]  ? check_preemption_disabled+0x48/0x200
[  274.638953]  ? check_preemption_disabled+0x48/0x200
[  274.643978]  ? kvm_clock_read+0x18/0x30
[  274.647956]  ? kvm_sched_clock_read+0x9/0x20
[  274.652373]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  274.657913]  ? check_preemption_disabled+0x48/0x200
[  274.662945]  irq_exit+0x17f/0x1c0
[  274.666404]  smp_apic_timer_interrupt+0x1cb/0x760
[  274.671245]  ? smp_reschedule_interrupt+0x109/0x650
[  274.676279]  ? smp_call_function_single_interrupt+0x650/0x650
[  274.682169]  ? interrupt_entry+0xb5/0xf0
[  274.686237]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.691270]  ? trace_hardirqs_off_caller+0xbb/0x300
[  274.696297]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.701146]  ? trace_hardirqs_off+0x300/0x300
[  274.705639]  ? trace_hardirqs_off+0x300/0x300
[  274.710138]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.715701]  ? check_preemption_disabled+0x48/0x200
[  274.720722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.726281]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  274.731138]  apic_timer_interrupt+0xf/0x20
[  274.735370]  </IRQ>
[  274.737609] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  274.742887] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  274.761796] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  274.769534] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  274.776813] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  274.784102] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  274.791379] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  274.798652] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  274.805948]  ? arch_local_irq_restore+0x45/0x52
[  274.810646]  dump_stack+0x26a/0x2b4
[  274.814286]  ? dump_stack_print_info.cold.2+0x52/0x52
[  274.819487]  ? mark_held_locks+0x130/0x130
[  274.823723]  ? mark_held_locks+0x130/0x130
[  274.827967]  dump_header+0x27b/0xf72
[  274.831695]  ? pagefault_out_of_memory+0x197/0x197
[  274.836636]  ? mark_held_locks+0x130/0x130
[  274.840873]  ? __lock_acquire+0x7ec/0x4ec0
[  274.845109]  ? mem_cgroup_charge_statistics+0x780/0x780
[  274.850476]  ? print_usage_bug+0xc0/0xc0
[  274.854540]  ? print_usage_bug+0xc0/0xc0
[  274.858609]  ? graph_lock+0x170/0x170
[  274.862410]  ? graph_lock+0x170/0x170
[  274.866213]  ? print_usage_bug+0xc0/0xc0
[  274.870277]  ? print_usage_bug+0xc0/0xc0
[  274.874347]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  274.879891]  ? find_held_lock+0x36/0x1c0
[  274.883963]  ? mark_held_locks+0xc7/0x130
[  274.888118]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  274.893221]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  274.898327]  ? lockdep_hardirqs_on+0x421/0x5c0
[  274.902920]  ? trace_hardirqs_on+0xbd/0x310
[  274.907244]  ? kasan_check_read+0x11/0x20
[  274.911401]  ? ___ratelimit+0x36f/0x655
[  274.915377]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  274.920835]  ? trace_hardirqs_on+0x310/0x310
[  274.925245]  ? lock_downgrade+0x900/0x900
[  274.929406]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  274.934516]  ? ___ratelimit+0xaa/0x655
[  274.938412]  ? idr_get_free+0xec0/0xec0
[  274.942389]  ? kasan_check_write+0x14/0x20
[  274.946624]  ? do_raw_spin_lock+0xc1/0x200
[  274.950870]  oom_kill_process.cold.27+0x10/0x903
[  274.955630]  ? graph_lock+0x170/0x170
[  274.959441]  ? _raw_spin_unlock+0x2c/0x50
[  274.963592]  ? oom_badness+0xe6/0xaa0
[  274.967399]  ? oom_evaluate_task+0x540/0x540
[  274.971812]  ? find_held_lock+0x36/0x1c0
[  274.975888]  ? out_of_memory+0x974/0x14c0
[  274.980041]  ? lock_downgrade+0x900/0x900
[  274.984376]  ? check_preemption_disabled+0x48/0x200
[  274.989402]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  274.995200]  ? kasan_check_read+0x11/0x20
[  274.999353]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.004630]  ? rcu_bh_qs+0xc0/0xc0
[  275.008176]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  275.013192]  ? oom_evaluate_task+0x302/0x540
[  275.017605]  out_of_memory+0xa86/0x14c0
[  275.021594]  ? oom_killer_disable+0x3a0/0x3a0
[  275.026097]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  275.031034]  ? __mutex_add_waiter+0x2a0/0x2a0
[  275.035546]  __alloc_pages_slowpath+0x2318/0x2d80
[  275.040424]  ? warn_alloc+0x120/0x120
[  275.044226]  ? __radix_tree_lookup+0x4c0/0x4c0
[  275.048836]  ? find_get_entry+0x2f2/0xc40
[  275.052995]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.058534]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  275.063468]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.069010]  ? should_fail+0x22d/0xd01
[  275.072905]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.078009]  ? __lock_is_held+0xb5/0x140
[  275.082099]  ? __lock_is_held+0xb5/0x140
[  275.086175]  ? ___might_sleep+0x1ed/0x300
[  275.090324]  ? lock_release+0x970/0x970
[  275.094302]  ? arch_local_save_flags+0x40/0x40
[  275.098899]  ? __might_sleep+0x95/0x190
[  275.102881]  __alloc_pages_nodemask+0xa80/0xde0
[  275.107570]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.112589]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.118855]  ? kasan_check_read+0x11/0x20
[  275.123011]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.128300]  ? graph_lock+0x170/0x170
[  275.132103]  ? print_usage_bug+0xc0/0xc0
[  275.136173]  ? graph_lock+0x170/0x170
[  275.139973]  ? graph_lock+0x170/0x170
[  275.143777]  ? __do_page_cache_readahead+0x7ce/0x980
[  275.148888]  ? find_held_lock+0x36/0x1c0
[  275.152962]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  275.158504]  alloc_pages_current+0x10c/0x210
[  275.162915]  ? lock_downgrade+0x900/0x900
[  275.167072]  __page_cache_alloc+0x38f/0x5b0
[  275.171421]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.177224]  ? kasan_check_read+0x11/0x20
[  275.181386]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.186665]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  275.191342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.196885]  ? check_preemption_disabled+0x48/0x200
[  275.201913]  filemap_fault+0x1594/0x25f0
[  275.205993]  ? __lock_page_or_retry+0xa00/0xa00
[  275.210664]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.216464]  ? kasan_check_read+0x11/0x20
[  275.220624]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.226057]  ? rcu_bh_qs+0xc0/0xc0
[  275.229613]  ? filemap_map_pages+0xdea/0x1980
[  275.234123]  ? graph_lock+0x170/0x170
[  275.237929]  ? find_get_pages_range_tag+0x1320/0x1320
[  275.243128]  ? pick_next_task_fair+0x98e/0x17c0
[  275.247804]  ? print_usage_bug+0xc0/0xc0
[  275.251871]  ? graph_lock+0x170/0x170
[  275.255679]  ? find_held_lock+0x36/0x1c0
[  275.259755]  ? lock_acquire+0x1ed/0x520
[  275.263734]  ? ext4_filemap_fault+0x7a/0xad
[  275.268066]  ? lock_release+0x970/0x970
[  275.272043]  ? arch_local_save_flags+0x40/0x40
[  275.276632]  ? mark_held_locks+0x130/0x130
[  275.280879]  ? down_read+0xb0/0x1d0
[  275.284506]  ? ext4_filemap_fault+0x7a/0xad
[  275.288838]  ? __down_interruptible+0x700/0x700
[  275.293519]  ? mark_held_locks+0x130/0x130
[  275.297771]  ext4_filemap_fault+0x82/0xad
[  275.301925]  __do_fault+0x100/0x6b0
[  275.305660]  ? print_bad_pte+0x6c0/0x6c0
[  275.309722]  ? graph_lock+0x170/0x170
[  275.313523]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  275.318539]  ? hrtimer_active+0x2db/0x440
[  275.322691]  ? pmd_val+0x88/0x100
[  275.326144]  ? add_mm_counter_fast+0xd0/0xd0
[  275.330552]  ? pmd_val+0x88/0x100
[  275.334005]  ? add_mm_counter_fast+0xd0/0xd0
[  275.338421]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.343969]  __handle_mm_fault+0x3709/0x53e0
[  275.348391]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  275.353234]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  275.358349]  ? graph_lock+0x170/0x170
[  275.362156]  ? print_usage_bug+0xc0/0xc0
[  275.366220]  ? kasan_check_read+0x11/0x20
[  275.370367]  ? __free_object+0x173/0x340
[  275.374434]  ? graph_lock+0x170/0x170
[  275.378235]  ? graph_lock+0x170/0x170
[  275.382065]  ? handle_mm_fault+0x42a/0xc70
[  275.386304]  ? lock_downgrade+0x900/0x900
[  275.390453]  ? check_preemption_disabled+0x48/0x200
[  275.395486]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  275.401294]  ? kasan_check_read+0x11/0x20
[  275.405447]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  275.410732]  ? rcu_bh_qs+0xc0/0xc0
[  275.414286]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  275.419741]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.425299]  ? check_preemption_disabled+0x48/0x200
[  275.430335]  handle_mm_fault+0x54f/0xc70
[  275.434413]  ? __handle_mm_fault+0x53e0/0x53e0
[  275.439000]  ? find_vma+0x34/0x190
[  275.442557]  __do_page_fault+0x67d/0xed0
[  275.446632]  ? mm_fault_error+0x380/0x380
[  275.450783]  ? trace_hardirqs_off+0xb8/0x300
[  275.455197]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  275.460574]  ? trace_hardirqs_on+0x310/0x310
[  275.464994]  do_page_fault+0xf2/0x7e0
[  275.468802]  ? vmalloc_sync_all+0x30/0x30
[  275.472962]  ? error_entry+0x70/0xd0
[  275.476686]  ? trace_hardirqs_off_caller+0xbb/0x300
[  275.481711]  ? trace_hardirqs_on_caller+0xc0/0x300
[  275.486645]  ? syscall_return_slowpath+0x5e0/0x5e0
[  275.491578]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.496427]  ? trace_hardirqs_off+0x300/0x300
[  275.500923]  ? trace_hardirqs_off_caller+0x300/0x300
[  275.506029]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  275.511056]  ? prepare_exit_to_usermode+0x291/0x3b0
[  275.516115]  ? page_fault+0x8/0x30
[  275.519660]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  275.524509]  ? page_fault+0x8/0x30
[  275.528052]  page_fault+0x1e/0x30
[  275.531512] RIP: 0033:0x7f9819842e40
[  275.535232] Code: Bad RIP value.
[  275.538599] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  275.543969] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  275.551247] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  275.558535] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  275.565810] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  275.573095] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  275.580406] warn_alloc_show_mem: 1 callbacks suppressed
[  275.580420] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  275.580422] Mem-Info:
[  275.580452] active_anon:39986 inactive_anon:371 isolated_anon:0
[  275.580452]  active_file:17 inactive_file:14 isolated_file:0
[  275.580452]  unevictable:0 dirty:0 writeback:0 unstable:0
[  275.580452]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  275.580452]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  275.580452]  free:13700 free_pcp:499 free_cma:0
[  275.585807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  275.593009] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  275.595414] Call Trace:
[  275.628298] Node 0 
[  275.637657]  <IRQ>
[  275.665537] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  275.668099]  dump_stack+0x1c4/0x2b4
[  275.670305] lowmem_reserve[]:
[  275.672452]  ? dump_stack_print_info.cold.2+0x52/0x52
[  275.697940]  0
[  275.701584]  warn_alloc.cold.118+0xb7/0x1bd
[  275.704648]  2817
[  275.709834]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  275.711613]  6321
[  275.715928]  ? lock_downgrade+0x900/0x900
[  275.717964]  6321
[  275.722806]  ? trace_hardirqs_off+0xb8/0x300
[  275.728987]  ? trace_hardirqs_off+0xb8/0x300
[  275.731023] Node 0 
[  275.735432]  __alloc_pages_slowpath+0x2667/0x2d80
[  275.739845] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  275.742075]  ? warn_alloc+0x120/0x120
[  275.746861] lowmem_reserve[]: 0
[  275.773611]  ? warn_alloc+0x120/0x120
[  275.777393]  0
[  275.780671]  ? print_usage_bug+0xc0/0xc0
[  275.784445]  3503
[  275.786243]  ? warn_alloc+0x120/0x120
[  275.790282]  3503
[  275.792345]  ? print_usage_bug+0xc0/0xc0
[  275.798177]  ? __lock_acquire+0x7ec/0x4ec0
[  275.802216] Node 0 
[  275.806449]  ? __lock_acquire+0x7ec/0x4ec0
[  275.806480] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  275.806488] lowmem_reserve[]:
[  275.808721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  275.812934]  0
[  275.841490]  ? should_fail+0x22d/0xd01
[  275.844572]  0
[  275.850105]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.851883]  0
[  275.855770]  ? __lock_acquire+0x7ec/0x4ec0
[  275.857549]  0
[  275.862659]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  275.868661]  ? __lock_acquire+0x7ec/0x4ec0
[  275.868678]  ? should_fail+0x22d/0xd01
[  275.870462] Node 0 
[  275.875566]  ? mark_held_locks+0x130/0x130
[  275.879771] DMA: 
[  275.883657]  ? mark_held_locks+0x130/0x130
[  275.885872] 1*4kB 
[  275.890099]  ? graph_lock+0x170/0x170
[  275.892137] (U) 
[  275.896366]  ? graph_lock+0x170/0x170
[  275.898494] 0*8kB 
[  275.902297]  ? graph_lock+0x170/0x170
[  275.904254] 0*16kB 
[  275.908057]  ? print_usage_bug+0xc0/0xc0
[  275.910181] 1*32kB 
[  275.913976]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.916184] (U) 
[  275.920242]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.922448] 2*64kB (U) 
[  275.927997]  ? check_preemption_disabled+0x48/0x200
[  275.929945] 1*128kB 
[  275.935474]  ? check_preemption_disabled+0x48/0x200
[  275.935499]  ? __lock_is_held+0xb5/0x140
[  275.938060] (U) 
[  275.943078]  __alloc_pages_nodemask+0xa80/0xde0
[  275.945374] 1*256kB 
[  275.950392]  ? graph_lock+0x170/0x170
[  275.954428] (U) 
[  275.956403]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  275.961043] 0*512kB 
[  275.963362]  ? graph_lock+0x170/0x170
[  275.963387]  ? find_held_lock+0x36/0x1c0
[  275.967155] 1*1024kB 
[  275.969135]  ? ____cache_alloc_node+0x1c7/0x1e0
[  275.974112] (U) 1*2048kB 
[  275.976446]  ? lock_downgrade+0x900/0x900
[  275.980217] (M) 
[  275.984290]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  275.986672] 3*4096kB 
[  275.991347]  cache_grow_begin+0x91/0x8c0
[  275.994073] (M) 
[  275.998224]  ? do_raw_spin_unlock+0xa7/0x2f0
[  276.000203] = 15908kB
[  276.000211] Node 0 
[  276.005755]  fallback_alloc+0x203/0x2e0
[  276.008133] DMA32: 
[  276.012198]  ____cache_alloc_node+0x1c7/0x1e0
[  276.014140] 3*4kB 
[  276.018548]  kmem_cache_alloc_node+0xe3/0x730
[  276.020926] (UM) 
[  276.023165]  ? ipv6_get_ifaddr+0x42e/0x620
[  276.027109] 1*8kB (U) 
[  276.029371]  __alloc_skb+0x119/0x770
[  276.033836] 4*16kB 
[  276.035990]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.040459] (UM) 
[  276.042523]  ? skb_scrub_packet+0x490/0x490
[  276.046732] 2*32kB 
[  276.049228]  ? lock_downgrade+0x900/0x900
[  276.052919] (UM) 
[  276.055161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.060405] 2*64kB (M) 
[  276.062480]  ? refcount_sub_and_test_checked+0x203/0x310
[  276.066770] 3*128kB (M) 
[  276.069020]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  276.073130] 3*256kB (UM) 
[  276.075206]  ? addrconf_rs_timer+0x6f0/0x6f0
[  276.080710] 4*512kB (UM) 
[  276.083311]  ndisc_alloc_skb+0x144/0x340
[  276.088716] 3*1024kB (M) 
[  276.091404]  ndisc_send_rs+0x331/0x6e0
[  276.096819] 3*2048kB 
[  276.099579]  addrconf_rs_timer+0x3c0/0x6f0
[  276.103954] (UM) 
[  276.106713]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.110735] 3*4096kB (M) 
[  276.113514]  call_timer_fn+0x272/0x920
[  276.117363] = 24980kB
[  276.119771]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.123978] Node 0 
[  276.126042]  ? process_timeout+0x40/0x40
[  276.130246] Normal: 
[  276.133014]  ? find_held_lock+0x36/0x1c0
[  276.136873] 870*4kB 
[  276.139297]  ? __run_timers+0x7da/0xc70
[  276.143496] (MEH) 
[  276.145731]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.149763] 510*8kB 
[  276.152081]  ? _raw_spin_unlock_irq+0x27/0x80
[  276.156116] (UMEH) 
[  276.158439]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.162380] 199*16kB (UMEH) 
[  276.164543]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  276.169011] 70*32kB 
[  276.171337]  ? trace_hardirqs_on+0xbd/0x310
[  276.175790] (UMEH) 11*64kB 
[  276.178038]  ? kasan_check_read+0x11/0x20
[  276.182242] (UMH) 
[  276.185278]  ? __run_timers+0x7da/0xc70
[  276.189834] 2*128kB 
[  276.192159]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  276.196454] (H) 
[  276.199387]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.203505] 0*256kB 
[  276.205658]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  276.209598] 0*512kB 
[  276.211922]  __run_timers+0x7e5/0xc70
[  276.217342] 0*1024kB 
[  276.219338]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  276.223515] 0*2048kB 0*4096kB 
[  276.225856]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  276.230060] = 13944kB
[  276.232383]  ? graph_lock+0x170/0x170
[  276.236184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  276.238587]  ? enqueue_hrtimer+0x1a5/0x560
[  276.243925] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  276.243935] 410 total pagecache pages
[  276.247132]  ? lock_release+0x970/0x970
[  276.252127] 0 pages in swap cache
[  276.254530]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  276.258304] Swap cache stats: add 0, delete 0, find 0/0
[  276.258313] Free swap  = 0kB
[  276.267157]  ? find_held_lock+0x36/0x1c0
[  276.271368] Total swap = 0kB
[  276.279946]  ? graph_lock+0x170/0x170
[  276.283726] 1965979 pages RAM
[  276.287696]  ? pvclock_read_flags+0x160/0x160
[  276.291127] 0 pages HighMem/MovableOnly
[  276.296317]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.301648] 342744 pages reserved
[  276.301656] 0 pages cma reserved
[  276.304673]  ? check_preemption_disabled+0x48/0x200
[  276.308771] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  276.311727]  ? __lock_is_held+0xb5/0x140
[  276.316015] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  276.318600]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.323068] cron cpuset=
[  276.327042]  ? check_preemption_disabled+0x48/0x200
[  276.332551] /
[  276.336007]  run_timer_softirq+0x52/0xb0
[  276.339347]  mems_allowed=0
[  276.344381]  ? rcu_read_lock_sched_held+0x108/0x120
[  276.391455]  __do_softirq+0x30b/0xad8
[  276.395283]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  276.400396]  ? pvclock_read_flags+0x160/0x160
[  276.404896]  ? lapic_next_event+0x5a/0x90
[  276.409050]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.414591]  ? check_preemption_disabled+0x48/0x200
[  276.419614]  ? check_preemption_disabled+0x48/0x200
[  276.424641]  ? kvm_clock_read+0x18/0x30
[  276.428617]  ? kvm_sched_clock_read+0x9/0x20
[  276.433030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.438574]  ? check_preemption_disabled+0x48/0x200
[  276.443610]  irq_exit+0x17f/0x1c0
[  276.447069]  smp_apic_timer_interrupt+0x1cb/0x760
[  276.451924]  ? smp_call_function_single_interrupt+0x650/0x650
[  276.457817]  ? interrupt_entry+0xb5/0xf0
[  276.461890]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.466915]  ? trace_hardirqs_off_caller+0xbb/0x300
[  276.471943]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.476798]  ? trace_hardirqs_off+0x300/0x300
[  276.481302]  ? trace_hardirqs_off+0x300/0x300
[  276.485817]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.491375]  ? check_preemption_disabled+0x48/0x200
[  276.496408]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.501975]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.506848]  apic_timer_interrupt+0xf/0x20
[  276.511090]  </IRQ>
[  276.513365] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  276.518305] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  276.537224] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  276.544965] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  276.552247] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  276.559539] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  276.566821] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  276.574102] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  276.581430]  skb_clone+0x1bb/0x500
[  276.584986]  ? finish_task_switch+0x2f5/0x900
[  276.589488]  ? skb_split+0x11e0/0x11e0
[  276.593384]  ? preempt_notifier_register+0x200/0x200
[  276.598491]  ? __switch_to_asm+0x34/0x70
[  276.602557]  ? __switch_to_asm+0x34/0x70
[  276.606618]  ? __switch_to_asm+0x40/0x70
[  276.610707]  ? __switch_to_asm+0x34/0x70
[  276.614776]  ? __switch_to_asm+0x40/0x70
[  276.618848]  ? __switch_to_asm+0x34/0x70
[  276.622919]  ? __switch_to_asm+0x40/0x70
[  276.626992]  ? __switch_to_asm+0x34/0x70
[  276.631069]  ? __switch_to_asm+0x34/0x70
[  276.635140]  ? __switch_to_asm+0x40/0x70
[  276.639209]  ? __switch_to_asm+0x34/0x70
[  276.643293]  bpf_clone_redirect+0xb9/0x490
[  276.647538]  ? __schedule+0x874/0x1ed0
[  276.651434]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  276.656467]  ? __sched_text_start+0x8/0x8
[  276.660626]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  276.665435]  ? find_held_lock+0x36/0x1c0
[  276.669511]  ? lock_acquire+0x1ed/0x520
[  276.673486]  ? bpf_test_run+0x32e/0x5a0
[  276.677466]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.683013]  ? check_preemption_disabled+0x48/0x200
[  276.688042]  ? kasan_check_read+0x11/0x20
[  276.692196]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  276.697482]  ? rcu_bh_qs+0xc0/0xc0
[  276.701026]  ? preempt_schedule+0x4d/0x60
[  276.705180]  ? ___preempt_schedule+0x16/0x18
[  276.709601]  ? bpf_test_run+0x1c0/0x5a0
[  276.713594]  ? netlink_diag_dump+0x2a0/0x2a0
[  276.718006]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.723550]  ? bpf_test_init.isra.9+0x70/0x100
[  276.728147]  ? bpf_prog_test_run_skb+0x634/0xb40
[  276.732914]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  276.737761]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  276.743301]  ? fput+0x130/0x1a0
[  276.746589]  ? __bpf_prog_get+0x9b/0x290
[  276.750661]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  276.755505]  ? bpf_prog_test_run+0x130/0x1a0
[  276.759917]  ? __x64_sys_bpf+0x3d8/0x510
[  276.763983]  ? bpf_prog_get+0x20/0x20
[  276.767797]  ? ksys_ioctl+0x81/0xd0
[  276.771437]  ? do_syscall_64+0x1b9/0x820
[  276.775503]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  276.780876]  ? syscall_return_slowpath+0x5e0/0x5e0
[  276.785812]  ? trace_hardirqs_off+0x300/0x300
[  276.790315]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  276.795344]  ? recalc_sigpending_tsk+0x180/0x180
[  276.800113]  ? kasan_check_write+0x14/0x20
[  276.804372]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  276.809232]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  276.814624] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  276.814695] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  276.821040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  276.821049] Call Trace:
[  276.827653] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  276.836895]  <IRQ>
[  276.839469] syz-executor4 cpuset=
[  276.849951]  dump_stack+0x1c4/0x2b4
[  276.852074] syz4
[  276.855519]  ? dump_stack_print_info.cold.2+0x52/0x52
[  276.859128]  mems_allowed=0
[  276.861107]  warn_alloc.cold.118+0xb7/0x1bd
[  276.873505]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  276.878356]  ? lock_downgrade+0x900/0x900
[  276.882514]  ? trace_hardirqs_off+0xb8/0x300
[  276.886932]  ? trace_hardirqs_off+0xb8/0x300
[  276.891353]  __alloc_pages_slowpath+0x2667/0x2d80
[  276.896231]  ? warn_alloc+0x120/0x120
[  276.900043]  ? warn_alloc+0x120/0x120
[  276.903880]  ? print_usage_bug+0xc0/0xc0
[  276.907991]  ? warn_alloc+0x120/0x120
[  276.911789]  ? lock_downgrade+0x900/0x900
[  276.915937]  ? print_usage_bug+0xc0/0xc0
[  276.920009]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  276.925547]  ? should_fail+0x22d/0xd01
[  276.929437]  ? __lock_acquire+0x7ec/0x4ec0
[  276.933678]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.938784]  ? __lock_acquire+0x7ec/0x4ec0
[  276.943029]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  276.948131]  ? __lock_acquire+0x7ec/0x4ec0
[  276.952367]  ? should_fail+0x22d/0xd01
[  276.956302]  ? mark_held_locks+0x130/0x130
[  276.960542]  ? mark_held_locks+0x130/0x130
[  276.964784]  ? graph_lock+0x170/0x170
[  276.968585]  ? print_usage_bug+0xc0/0xc0
[  276.972649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  276.978192]  ? check_preemption_disabled+0x48/0x200
[  276.983211]  ? check_preemption_disabled+0x48/0x200
[  276.988483]  ? __lock_is_held+0xb5/0x140
[  276.992555]  __alloc_pages_nodemask+0xa80/0xde0
[  276.997229]  ? graph_lock+0x170/0x170
[  277.001048]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.006080]  ? graph_lock+0x170/0x170
[  277.009895]  ? find_held_lock+0x36/0x1c0
[  277.013969]  ? ____cache_alloc_node+0x1c7/0x1e0
[  277.018639]  ? lock_downgrade+0x900/0x900
[  277.022796]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.028346]  cache_grow_begin+0x91/0x8c0
[  277.032410]  ? do_raw_spin_unlock+0xa7/0x2f0
[  277.036835]  fallback_alloc+0x203/0x2e0
[  277.040818]  ____cache_alloc_node+0x1c7/0x1e0
[  277.045328]  kmem_cache_alloc_node+0xe3/0x730
[  277.049832]  ? ipv6_get_ifaddr+0x42e/0x620
[  277.054081]  __alloc_skb+0x119/0x770
[  277.057799]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.063085]  ? skb_scrub_packet+0x490/0x490
[  277.067406]  ? lock_downgrade+0x900/0x900
[  277.071569]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.077110]  ? refcount_sub_and_test_checked+0x203/0x310
[  277.082568]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  277.088021]  ? addrconf_rs_timer+0x6f0/0x6f0
[  277.092445]  ndisc_alloc_skb+0x144/0x340
[  277.096517]  ndisc_send_rs+0x331/0x6e0
[  277.100498]  addrconf_rs_timer+0x3c0/0x6f0
[  277.104738]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.108986]  call_timer_fn+0x272/0x920
[  277.112876]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.117648]  ? process_timeout+0x40/0x40
[  277.121707]  ? find_held_lock+0x36/0x1c0
[  277.125777]  ? mark_held_locks+0xc7/0x130
[  277.129930]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.134425]  ? _raw_spin_unlock_irq+0x27/0x80
[  277.138919]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.143152]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  277.147736]  ? trace_hardirqs_on+0xbd/0x310
[  277.152061]  ? kasan_check_read+0x11/0x20
[  277.156214]  ? __run_timers+0x7da/0xc70
[  277.160193]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.165658]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  277.169895]  __run_timers+0x7e5/0xc70
[  277.173709]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  277.179077]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.184097]  ? graph_lock+0x170/0x170
[  277.187906]  ? print_usage_bug+0xc0/0xc0
[  277.191964]  ? lock_release+0x970/0x970
[  277.195940]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  277.201138]  ? find_held_lock+0x36/0x1c0
[  277.205207]  ? graph_lock+0x170/0x170
[  277.209113]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.214657]  ? check_preemption_disabled+0x48/0x200
[  277.219688]  ? __lock_is_held+0xb5/0x140
[  277.223751]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.229300]  ? check_preemption_disabled+0x48/0x200
[  277.234328]  run_timer_softirq+0x52/0xb0
[  277.238414]  ? rcu_read_lock_sched_held+0x108/0x120
[  277.243435]  __do_softirq+0x30b/0xad8
[  277.247251]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  277.252369]  ? pvclock_read_flags+0x160/0x160
[  277.256864]  ? lapic_next_event+0x5a/0x90
[  277.261015]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.266558]  ? check_preemption_disabled+0x48/0x200
[  277.271574]  ? check_preemption_disabled+0x48/0x200
[  277.276598]  ? kvm_clock_read+0x18/0x30
[  277.280571]  ? kvm_sched_clock_read+0x9/0x20
[  277.284982]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.290525]  ? check_preemption_disabled+0x48/0x200
[  277.295553]  irq_exit+0x17f/0x1c0
[  277.299016]  smp_apic_timer_interrupt+0x1cb/0x760
[  277.303857]  ? smp_reschedule_interrupt+0x109/0x650
[  277.308877]  ? smp_call_function_single_interrupt+0x650/0x650
[  277.314764]  ? interrupt_entry+0xb5/0xf0
[  277.318826]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.323850]  ? trace_hardirqs_off_caller+0xbb/0x300
[  277.328870]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.333717]  ? trace_hardirqs_off+0x300/0x300
[  277.338213]  ? trace_hardirqs_off+0x300/0x300
[  277.342709]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.348250]  ? check_preemption_disabled+0x48/0x200
[  277.353282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.358834]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  277.363687]  apic_timer_interrupt+0xf/0x20
[  277.367914]  </IRQ>
[  277.370151] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  277.375427] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  277.394326] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  277.402039] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  277.409308] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  277.416576] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  277.423845] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  277.431111] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  277.438402]  ? arch_local_irq_restore+0x45/0x52
[  277.443083]  dump_stack+0x26a/0x2b4
[  277.446711]  ? dump_stack_print_info.cold.2+0x52/0x52
[  277.451906]  ? mark_held_locks+0x130/0x130
[  277.456141]  ? mark_held_locks+0x130/0x130
[  277.460386]  dump_header+0x27b/0xf72
[  277.464117]  ? pagefault_out_of_memory+0x197/0x197
[  277.469055]  ? mark_held_locks+0x130/0x130
[  277.473301]  ? __lock_acquire+0x7ec/0x4ec0
[  277.477543]  ? mem_cgroup_charge_statistics+0x780/0x780
[  277.482907]  ? print_usage_bug+0xc0/0xc0
[  277.486971]  ? print_usage_bug+0xc0/0xc0
[  277.491058]  ? graph_lock+0x170/0x170
[  277.494861]  ? graph_lock+0x170/0x170
[  277.498661]  ? print_usage_bug+0xc0/0xc0
[  277.502718]  ? print_usage_bug+0xc0/0xc0
[  277.506787]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.512328]  ? find_held_lock+0x36/0x1c0
[  277.516420]  ? mark_held_locks+0xc7/0x130
[  277.520575]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.525676]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.530781]  ? lockdep_hardirqs_on+0x421/0x5c0
[  277.535385]  ? trace_hardirqs_on+0xbd/0x310
[  277.539714]  ? kasan_check_read+0x11/0x20
[  277.543863]  ? ___ratelimit+0x36f/0x655
[  277.547845]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  277.553303]  ? trace_hardirqs_on+0x310/0x310
[  277.557715]  ? lock_downgrade+0x900/0x900
[  277.561871]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  277.566975]  ? ___ratelimit+0xaa/0x655
[  277.570867]  ? idr_get_free+0xec0/0xec0
[  277.574847]  ? kasan_check_write+0x14/0x20
[  277.579087]  ? do_raw_spin_lock+0xc1/0x200
[  277.583332]  oom_kill_process.cold.27+0x10/0x903
[  277.588094]  ? graph_lock+0x170/0x170
[  277.591894]  ? _raw_spin_unlock+0x2c/0x50
[  277.596043]  ? oom_badness+0xe6/0xaa0
[  277.599854]  ? oom_evaluate_task+0x540/0x540
[  277.604273]  ? find_held_lock+0x36/0x1c0
[  277.608341]  ? out_of_memory+0x974/0x14c0
[  277.612495]  ? lock_downgrade+0x900/0x900
[  277.616642]  ? check_preemption_disabled+0x48/0x200
[  277.621664]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.627464]  ? kasan_check_read+0x11/0x20
[  277.631611]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.636891]  ? rcu_bh_qs+0xc0/0xc0
[  277.640436]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  277.645455]  ? oom_evaluate_task+0x302/0x540
[  277.649872]  out_of_memory+0xa86/0x14c0
[  277.653862]  ? oom_killer_disable+0x3a0/0x3a0
[  277.658363]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  277.663299]  ? __mutex_add_waiter+0x2a0/0x2a0
[  277.667807]  __alloc_pages_slowpath+0x2318/0x2d80
[  277.672688]  ? warn_alloc+0x120/0x120
[  277.676491]  ? __radix_tree_lookup+0x4c0/0x4c0
[  277.681086]  ? find_get_entry+0x2f2/0xc40
[  277.685243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  277.690789]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  277.695723]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.701269]  ? should_fail+0x22d/0xd01
[  277.705211]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  277.710319]  ? __lock_is_held+0xb5/0x140
[  277.714412]  ? __lock_is_held+0xb5/0x140
[  277.718487]  ? ___might_sleep+0x1ed/0x300
[  277.722631]  ? lock_release+0x970/0x970
[  277.726606]  ? arch_local_save_flags+0x40/0x40
[  277.731214]  ? __might_sleep+0x95/0x190
[  277.735198]  __alloc_pages_nodemask+0xa80/0xde0
[  277.739874]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  277.744896]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.750699]  ? kasan_check_read+0x11/0x20
[  277.754859]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.760139]  ? graph_lock+0x170/0x170
[  277.763941]  ? print_usage_bug+0xc0/0xc0
[  277.768009]  ? graph_lock+0x170/0x170
[  277.771812]  ? graph_lock+0x170/0x170
[  277.775617]  ? __do_page_cache_readahead+0x7ce/0x980
[  277.780726]  ? find_held_lock+0x36/0x1c0
[  277.784792]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  277.790338]  alloc_pages_current+0x10c/0x210
[  277.794746]  ? lock_downgrade+0x900/0x900
[  277.798903]  __page_cache_alloc+0x38f/0x5b0
[  277.803230]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.809037]  ? kasan_check_read+0x11/0x20
[  277.813187]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.818467]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  277.823142]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.828682]  ? check_preemption_disabled+0x48/0x200
[  277.833705]  filemap_fault+0x1594/0x25f0
[  277.837779]  ? __lock_page_or_retry+0xa00/0xa00
[  277.842451]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  277.848248]  ? kasan_check_read+0x11/0x20
[  277.852427]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  277.857724]  ? rcu_bh_qs+0xc0/0xc0
[  277.861289]  ? filemap_map_pages+0xdea/0x1980
[  277.865801]  ? graph_lock+0x170/0x170
[  277.869610]  ? find_get_pages_range_tag+0x1320/0x1320
[  277.874805]  ? pick_next_task_fair+0x98e/0x17c0
[  277.879484]  ? print_usage_bug+0xc0/0xc0
[  277.883545]  ? graph_lock+0x170/0x170
[  277.887355]  ? find_held_lock+0x36/0x1c0
[  277.891434]  ? lock_acquire+0x1ed/0x520
[  277.895412]  ? ext4_filemap_fault+0x7a/0xad
[  277.899747]  ? lock_release+0x970/0x970
[  277.903729]  ? arch_local_save_flags+0x40/0x40
[  277.908320]  ? mark_held_locks+0x130/0x130
[  277.912568]  ? down_read+0xb0/0x1d0
[  277.916199]  ? ext4_filemap_fault+0x7a/0xad
[  277.920523]  ? __down_interruptible+0x700/0x700
[  277.925198]  ? mark_held_locks+0x130/0x130
[  277.929447]  ext4_filemap_fault+0x82/0xad
[  277.933601]  __do_fault+0x100/0x6b0
[  277.937237]  ? print_bad_pte+0x6c0/0x6c0
[  277.941306]  ? graph_lock+0x170/0x170
[  277.945114]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  277.950133]  ? hrtimer_active+0x2db/0x440
[  277.954295]  ? pmd_val+0x88/0x100
[  277.957750]  ? add_mm_counter_fast+0xd0/0xd0
[  277.962155]  ? pmd_val+0x88/0x100
[  277.965607]  ? add_mm_counter_fast+0xd0/0xd0
[  277.970023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  277.975597]  __handle_mm_fault+0x3709/0x53e0
[  277.980019]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  277.984866]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  277.989973]  ? graph_lock+0x170/0x170
[  277.993779]  ? print_usage_bug+0xc0/0xc0
[  277.997863]  ? kasan_check_read+0x11/0x20
[  278.002013]  ? __free_object+0x173/0x340
[  278.006078]  ? graph_lock+0x170/0x170
[  278.009876]  ? graph_lock+0x170/0x170
[  278.013695]  ? handle_mm_fault+0x42a/0xc70
[  278.017934]  ? lock_downgrade+0x900/0x900
[  278.022087]  ? check_preemption_disabled+0x48/0x200
[  278.027109]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  278.032931]  ? kasan_check_read+0x11/0x20
[  278.037087]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.042370]  ? rcu_bh_qs+0xc0/0xc0
[  278.045909]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.051365]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.056905]  ? check_preemption_disabled+0x48/0x200
[  278.061932]  handle_mm_fault+0x54f/0xc70
[  278.066004]  ? __handle_mm_fault+0x53e0/0x53e0
[  278.070642]  ? find_vma+0x34/0x190
[  278.074190]  __do_page_fault+0x67d/0xed0
[  278.078268]  ? mm_fault_error+0x380/0x380
[  278.082415]  ? trace_hardirqs_off+0xb8/0x300
[  278.086824]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  278.092216]  ? trace_hardirqs_on+0x310/0x310
[  278.096635]  do_page_fault+0xf2/0x7e0
[  278.100441]  ? vmalloc_sync_all+0x30/0x30
[  278.104590]  ? error_entry+0x70/0xd0
[  278.108304]  ? trace_hardirqs_off_caller+0xbb/0x300
[  278.113324]  ? trace_hardirqs_on_caller+0xc0/0x300
[  278.118255]  ? syscall_return_slowpath+0x5e0/0x5e0
[  278.123197]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.128040]  ? trace_hardirqs_off+0x300/0x300
[  278.132534]  ? trace_hardirqs_off_caller+0x300/0x300
[  278.137646]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  278.142666]  ? prepare_exit_to_usermode+0x291/0x3b0
[  278.147683]  ? page_fault+0x8/0x30
[  278.151232]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  278.156091]  ? page_fault+0x8/0x30
[  278.159637]  page_fault+0x1e/0x30
[  278.163095] RIP: 0033:0x7f9819842e40
[  278.166812] Code: Bad RIP value.
[  278.170206] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  278.175571] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  278.182845] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  278.190115] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  278.197380] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  278.204648] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  278.211938] warn_alloc_show_mem: 1 callbacks suppressed
[  278.211950] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  278.211952] Mem-Info:
[  278.211982] active_anon:39986 inactive_anon:371 isolated_anon:0
[  278.211982]  active_file:17 inactive_file:14 isolated_file:0
[  278.211982]  unevictable:0 dirty:0 writeback:0 unstable:0
[  278.211982]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  278.211982]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  278.211982]  free:13700 free_pcp:499 free_cma:0
[  278.217327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  278.224517] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  278.226913] Call Trace:
[  278.260125] Node 0 
[  278.269472]  <IRQ>
[  278.297153] 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
[  278.299710]  dump_stack+0x1c4/0x2b4
[  278.301937] lowmem_reserve[]: 0
[  278.304090]  ? dump_stack_print_info.cold.2+0x52/0x52
[  278.329571]  2817
[  278.333208]  warn_alloc.cold.118+0xb7/0x1bd
[  278.336450]  6321
[  278.341635]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  278.343668]  6321
[  278.347993]  ? lock_downgrade+0x900/0x900
[  278.350030] Node 0 
[  278.354869]  ? trace_hardirqs_off+0xb8/0x300
[  278.356936] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  278.361055]  ? trace_hardirqs_off+0xb8/0x300
[  278.363292] lowmem_reserve[]:
[  278.367701]  __alloc_pages_slowpath+0x2667/0x2d80
[  278.394389]  0
[  278.398819]  ? warn_alloc+0x120/0x120
[  278.401874]  0
[  278.406710]  ? trace_hardirqs_on+0x310/0x310
[  278.408485]  3503
[  278.412286]  ? warn_alloc+0x120/0x120
[  278.414067]  3503
[  278.418467]  ? print_usage_bug+0xc0/0xc0
[  278.424300]  ? warn_alloc+0x120/0x120
[  278.426334] Node 0 Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  278.430401]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  278.434172] lowmem_reserve[]: 0
[  278.463326]  ? print_usage_bug+0xc0/0xc0
[  278.468322]  0
[  278.471600]  ? __lock_acquire+0x7ec/0x4ec0
[  278.475634]  0
[  278.477434]  ? __lock_acquire+0x7ec/0x4ec0
[  278.481645]  0
[  278.483447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  278.489454]  ? should_fail+0x22d/0xd01
[  278.494963] Node 0 
[  278.498847]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.498857] DMA: 
[  278.501089]  ? __lock_acquire+0x7ec/0x4ec0
[  278.506186] 1*4kB 
[  278.508248]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  278.512463] (U) 
[  278.514607]  ? __lock_acquire+0x7ec/0x4ec0
[  278.519683] 0*8kB 
[  278.521651]  ? should_fail+0x22d/0xd01
[  278.525861] 0*16kB 
[  278.528004]  ? print_usage_bug+0xc0/0xc0
[  278.531866] 1*32kB 
[  278.534101]  ? mark_held_locks+0x130/0x130
[  278.538124] (U) 2*64kB 
[  278.540368]  ? mark_held_locks+0x130/0x130
[  278.544575] (U) 
[  278.547156]  ? graph_lock+0x170/0x170
[  278.551360] 1*128kB 
[  278.553334]  ? print_usage_bug+0xc0/0xc0
[  278.557106] (U) 
[  278.559426]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  278.563460] 1*256kB 
[  278.565431]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.570159] (U) 
[  278.572481]  ? check_preemption_disabled+0x48/0x200
[  278.577990] 0*512kB 
[  278.579963]  ? check_preemption_disabled+0x48/0x200
[  278.584946] 1*1024kB (U) 
[  278.587289]  ? __lock_is_held+0xb5/0x140
[  278.592281] 1*2048kB 
[  278.595043]  __alloc_pages_nodemask+0xa80/0xde0
[  278.599075] (M) 
[  278.601483]  ? graph_lock+0x170/0x170
[  278.606121] 3*4096kB (M) 
[  278.608107]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  278.611882] = 15908kB
[  278.614634]  ? graph_lock+0x170/0x170
[  278.619627] Node 0 
[  278.622066]  ? find_held_lock+0x36/0x1c0
[  278.625822] DMA32: 3*4kB 
[  278.628072]  ? ____cache_alloc_node+0x1c7/0x1e0
[  278.632097] (UM) 
[  278.634852]  ? lock_downgrade+0x900/0x900
[  278.639497] 1*8kB 
[  278.641563]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.645686] (U) 
[  278.647832]  cache_grow_begin+0x91/0x8c0
[  278.653347] 4*16kB 
[  278.655317]  ? do_raw_spin_unlock+0xa7/0x2f0
[  278.659352] (UM) 
[  278.661588]  fallback_alloc+0x203/0x2e0
[  278.665969] 2*32kB 
[  278.668027]  ____cache_alloc_node+0x1c7/0x1e0
[  278.671964] (UM) 2*64kB 
[  278.674205]  kmem_cache_alloc_node+0xe3/0x730
[  278.678673] (M) 
[  278.681347]  ? ipv6_get_ifaddr+0x42e/0x620
[  278.685809] 3*128kB 
[  278.687785]  __alloc_skb+0x119/0x770
[  278.691990] (M) 
[  278.694314]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  278.698000] 3*256kB 
[  278.699969]  ? skb_scrub_packet+0x490/0x490
[  278.705216] (UM) 
[  278.707533]  ? lock_downgrade+0x900/0x900
[  278.711835] 4*512kB 
[  278.713896]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.718011] (UM) 
[  278.720340]  ? refcount_sub_and_test_checked+0x203/0x310
[  278.725847] 3*1024kB 
[  278.727902]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  278.733324] (M) 
[  278.735737]  ? addrconf_rs_timer+0x6f0/0x6f0
[  278.741158] 3*2048kB 
[  278.743138]  ndisc_alloc_skb+0x144/0x340
[  278.747512] (UM) 
[  278.749918]  ndisc_send_rs+0x331/0x6e0
[  278.753949] 3*4096kB 
[  278.756008]  addrconf_rs_timer+0x3c0/0x6f0
[  278.759868] (M) 
[  278.762282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.768139] = 24980kB
[  278.770117]  call_timer_fn+0x272/0x920
[  278.774315] Node 0 
[  278.776720]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.780582] Normal: 
[  278.782810]  ? process_timeout+0x40/0x40
[  278.787017] 870*4kB 
[  278.789338]  ? find_held_lock+0x36/0x1c0
[  278.793372] (MEH) 
[  278.795695]  ? __run_timers+0x7da/0xc70
[  278.799728] 510*8kB 
[  278.801872]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.805818] (UMEH) 
[  278.808134]  ? _raw_spin_unlock_irq+0x27/0x80
[  278.812604] 199*16kB 
[  278.814833]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.819307] (UMEH) 
[  278.821713]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  278.825924] 70*32kB 
[  278.828155]  ? trace_hardirqs_on+0xbd/0x310
[  278.832711] (UMEH) 
[  278.835029]  ? kasan_check_read+0x11/0x20
[  278.839318] 11*64kB (UMH) 
[  278.841560]  ? __run_timers+0x7da/0xc70
[  278.845682] 2*128kB 
[  278.848520]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  278.852470] (H) 
[  278.854790]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.860213] 0*256kB 
[  278.862182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  278.866394] 0*512kB 
[  278.868711]  __run_timers+0x7e5/0xc70
[  278.872922] 0*1024kB 
[  278.875251]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  278.879019] 0*2048kB 
[  278.881442]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  278.886779] 0*4096kB 
[  278.889179]  ? graph_lock+0x170/0x170
[  278.894187] = 13944kB
[  278.896594]  ? enqueue_hrtimer+0x1a5/0x560
[  278.900376] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  278.902770]  ? lock_release+0x970/0x970
[  278.907002] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  278.915824]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  278.919780] 410 total pagecache pages
[  278.928370]  ? find_held_lock+0x36/0x1c0
[  278.933544] 0 pages in swap cache
[  278.937339]  ? graph_lock+0x170/0x170
[  278.941368] Swap cache stats: add 0, delete 0, find 0/0
[  278.941377] Free swap  = 0kB
[  278.944823]  ? pvclock_read_flags+0x160/0x160
[  278.948607] Total swap = 0kB
[  278.953966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.956962] 1965979 pages RAM
[  278.961557]  ? check_preemption_disabled+0x48/0x200
[  278.964542] 0 pages HighMem/MovableOnly
[  278.964551] 342744 pages reserved
[  278.970090]  ? __lock_is_held+0xb5/0x140
[  278.973162] 0 pages cma reserved
[  278.978173]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  278.982185] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  278.985987]  ? check_preemption_disabled+0x48/0x200
[  278.986010]  run_timer_softirq+0x52/0xb0
[  278.986027]  ? rcu_read_lock_sched_held+0x108/0x120
[  278.990128] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  278.993432]  __do_softirq+0x30b/0xad8
[  278.998943] cron cpuset=
[  279.005434]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  279.010414] /
[  279.014473]  ? pvclock_read_flags+0x160/0x160
[  279.019464]  mems_allowed=0
[  279.029159]  ? lapic_next_event+0x5a/0x90
[  279.053909]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.059455]  ? check_preemption_disabled+0x48/0x200
[  279.064473]  ? check_preemption_disabled+0x48/0x200
[  279.069501]  ? kvm_clock_read+0x18/0x30
[  279.073480]  ? kvm_sched_clock_read+0x9/0x20
[  279.077895]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.083462]  ? check_preemption_disabled+0x48/0x200
[  279.088494]  irq_exit+0x17f/0x1c0
[  279.091954]  smp_apic_timer_interrupt+0x1cb/0x760
[  279.096826]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.102719]  ? interrupt_entry+0xb5/0xf0
[  279.106784]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.111802]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.117011]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.121858]  ? trace_hardirqs_off+0x300/0x300
[  279.126357]  ? trace_hardirqs_off+0x300/0x300
[  279.130856]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.136395]  ? check_preemption_disabled+0x48/0x200
[  279.141411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.146959]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.151812]  apic_timer_interrupt+0xf/0x20
[  279.156069]  </IRQ>
[  279.158311] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  279.163247] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  279.182152] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  279.189866] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  279.197134] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  279.204401] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  279.211684] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  279.218954] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  279.226455]  skb_clone+0x1bb/0x500
[  279.229999]  ? finish_task_switch+0x2f5/0x900
[  279.234496]  ? skb_split+0x11e0/0x11e0
[  279.238388]  ? preempt_notifier_register+0x200/0x200
[  279.243495]  ? __switch_to_asm+0x34/0x70
[  279.247557]  ? __switch_to_asm+0x34/0x70
[  279.251618]  ? __switch_to_asm+0x40/0x70
[  279.255680]  ? __switch_to_asm+0x34/0x70
[  279.259741]  ? __switch_to_asm+0x40/0x70
[  279.263801]  ? __switch_to_asm+0x34/0x70
[  279.267861]  ? __switch_to_asm+0x40/0x70
[  279.271939]  ? __switch_to_asm+0x34/0x70
[  279.276001]  ? __switch_to_asm+0x34/0x70
[  279.280061]  ? __switch_to_asm+0x40/0x70
[  279.284121]  ? __switch_to_asm+0x34/0x70
[  279.288194]  bpf_clone_redirect+0xb9/0x490
[  279.292430]  ? __schedule+0x874/0x1ed0
[  279.296327]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  279.301438]  ? __sched_text_start+0x8/0x8
[  279.305585]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  279.310359]  ? find_held_lock+0x36/0x1c0
[  279.314457]  ? lock_acquire+0x1ed/0x520
[  279.318434]  ? bpf_test_run+0x32e/0x5a0
[  279.322418]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.327957]  ? check_preemption_disabled+0x48/0x200
[  279.332983]  ? kasan_check_read+0x11/0x20
[  279.337137]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.342413]  ? rcu_bh_qs+0xc0/0xc0
[  279.345955]  ? preempt_schedule+0x4d/0x60
[  279.350121]  ? ___preempt_schedule+0x16/0x18
[  279.354537]  ? bpf_test_run+0x1c0/0x5a0
[  279.358524]  ? netlink_diag_dump+0x2a0/0x2a0
[  279.362935]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.368470]  ? bpf_test_init.isra.9+0x70/0x100
[  279.373058]  ? bpf_prog_test_run_skb+0x634/0xb40
[  279.377821]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.382662]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  279.388198]  ? fput+0x130/0x1a0
[  279.391477]  ? __bpf_prog_get+0x9b/0x290
[  279.395538]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  279.400381]  ? bpf_prog_test_run+0x130/0x1a0
[  279.404791]  ? __x64_sys_bpf+0x3d8/0x510
[  279.408855]  ? bpf_prog_get+0x20/0x20
[  279.412664]  ? ksys_ioctl+0x81/0xd0
[  279.416311]  ? do_syscall_64+0x1b9/0x820
[  279.420383]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  279.425750]  ? syscall_return_slowpath+0x5e0/0x5e0
[  279.430685]  ? trace_hardirqs_off+0x300/0x300
[  279.435184]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  279.440200]  ? recalc_sigpending_tsk+0x180/0x180
[  279.444960]  ? kasan_check_write+0x14/0x20
[  279.449203]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.454073]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  279.459459] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  279.459550] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  279.465873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  279.465878] Call Trace:
[  279.465885]  <IRQ>
[  279.465901]  dump_stack+0x1c4/0x2b4
[  279.465917]  ? dump_stack_print_info.cold.2+0x52/0x52
[  279.465942]  warn_alloc.cold.118+0xb7/0x1bd
[  279.472466] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  279.481759]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  279.484320] syz-executor4 cpuset=
[  279.486468]  ? lock_downgrade+0x900/0x900
[  279.490068] syz4
[  279.495256]  ? trace_hardirqs_off+0xb8/0x300
[  279.499558]  mems_allowed=0
[  279.510036]  ? trace_hardirqs_off+0xb8/0x300
[  279.536129]  __alloc_pages_slowpath+0x2667/0x2d80
[  279.541018]  ? warn_alloc+0x120/0x120
[  279.544836]  ? warn_alloc+0x120/0x120
[  279.548644]  ? print_usage_bug+0xc0/0xc0
[  279.552704]  ? warn_alloc+0x120/0x120
[  279.556505]  ? print_usage_bug+0xc0/0xc0
[  279.560569]  ? __lock_acquire+0x7ec/0x4ec0
[  279.564800]  ? __lock_acquire+0x7ec/0x4ec0
[  279.569044]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.574587]  ? should_fail+0x22d/0xd01
[  279.578480]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.583586]  ? __lock_acquire+0x7ec/0x4ec0
[  279.587827]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  279.592936]  ? __lock_acquire+0x7ec/0x4ec0
[  279.597172]  ? should_fail+0x22d/0xd01
[  279.601073]  ? mark_held_locks+0x130/0x130
[  279.605312]  ? mark_held_locks+0x130/0x130
[  279.609552]  ? graph_lock+0x170/0x170
[  279.613351]  ? graph_lock+0x170/0x170
[  279.617157]  ? graph_lock+0x170/0x170
[  279.620955]  ? print_usage_bug+0xc0/0xc0
[  279.625019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.630559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.636113]  ? check_preemption_disabled+0x48/0x200
[  279.641133]  ? check_preemption_disabled+0x48/0x200
[  279.646158]  ? __lock_is_held+0xb5/0x140
[  279.650227]  __alloc_pages_nodemask+0xa80/0xde0
[  279.654898]  ? graph_lock+0x170/0x170
[  279.658701]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  279.663713]  ? graph_lock+0x170/0x170
[  279.667544]  ? find_held_lock+0x36/0x1c0
[  279.671617]  ? ____cache_alloc_node+0x1c7/0x1e0
[  279.676292]  ? lock_downgrade+0x900/0x900
[  279.680446]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.685989]  cache_grow_begin+0x91/0x8c0
[  279.690053]  ? do_raw_spin_unlock+0xa7/0x2f0
[  279.694469]  fallback_alloc+0x203/0x2e0
[  279.698455]  ____cache_alloc_node+0x1c7/0x1e0
[  279.702957]  kmem_cache_alloc_node+0xe3/0x730
[  279.707453]  ? ipv6_get_ifaddr+0x42e/0x620
[  279.711698]  __alloc_skb+0x119/0x770
[  279.715417]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  279.720704]  ? skb_scrub_packet+0x490/0x490
[  279.725027]  ? lock_downgrade+0x900/0x900
[  279.729186]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.734723]  ? refcount_sub_and_test_checked+0x203/0x310
[  279.740181]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  279.745632]  ? addrconf_rs_timer+0x6f0/0x6f0
[  279.750061]  ndisc_alloc_skb+0x144/0x340
[  279.754129]  ndisc_send_rs+0x331/0x6e0
[  279.758025]  addrconf_rs_timer+0x3c0/0x6f0
[  279.762276]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.766530]  call_timer_fn+0x272/0x920
[  279.770419]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.774655]  ? process_timeout+0x40/0x40
[  279.778714]  ? find_held_lock+0x36/0x1c0
[  279.782784]  ? mark_held_locks+0xc7/0x130
[  279.786935]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.791433]  ? _raw_spin_unlock_irq+0x27/0x80
[  279.795927]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.800164]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  279.804777]  ? trace_hardirqs_on+0xbd/0x310
[  279.809119]  ? kasan_check_read+0x11/0x20
[  279.813290]  ? __run_timers+0x7da/0xc70
[  279.817274]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  279.822730]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.826973]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  279.831209]  __run_timers+0x7e5/0xc70
[  279.835024]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  279.840389]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  279.845411]  ? graph_lock+0x170/0x170
[  279.849219]  ? print_usage_bug+0xc0/0xc0
[  279.853288]  ? lock_release+0x970/0x970
[  279.857270]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  279.862467]  ? find_held_lock+0x36/0x1c0
[  279.866532]  ? graph_lock+0x170/0x170
[  279.870336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.875875]  ? check_preemption_disabled+0x48/0x200
[  279.880902]  ? __lock_is_held+0xb5/0x140
[  279.884967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.890510]  ? check_preemption_disabled+0x48/0x200
[  279.895535]  run_timer_softirq+0x52/0xb0
[  279.899596]  ? rcu_read_lock_sched_held+0x108/0x120
[  279.904620]  __do_softirq+0x30b/0xad8
[  279.908435]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  279.913546]  ? pvclock_read_flags+0x160/0x160
[  279.918043]  ? lapic_next_event+0x5a/0x90
[  279.922191]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  279.927730]  ? check_preemption_disabled+0x48/0x200
[  279.932748]  ? check_preemption_disabled+0x48/0x200
[  279.937777]  ? kvm_clock_read+0x18/0x30
[  279.941752]  ? kvm_sched_clock_read+0x9/0x20
[  279.946166]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  279.951705]  ? check_preemption_disabled+0x48/0x200
[  279.956734]  irq_exit+0x17f/0x1c0
[  279.960190]  smp_apic_timer_interrupt+0x1cb/0x760
[  279.965030]  ? smp_reschedule_interrupt+0x109/0x650
[  279.970052]  ? smp_call_function_single_interrupt+0x650/0x650
[  279.975941]  ? interrupt_entry+0xb5/0xf0
[  279.980004]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.985020]  ? trace_hardirqs_off_caller+0xbb/0x300
[  279.990040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  279.994882]  ? trace_hardirqs_off+0x300/0x300
[  279.999376]  ? trace_hardirqs_off+0x300/0x300
[  280.003877]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.009420]  ? check_preemption_disabled+0x48/0x200
[  280.014435]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.019984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.024844]  apic_timer_interrupt+0xf/0x20
[  280.029072]  </IRQ>
[  280.031311] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  280.036593] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  280.055493] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  280.063207] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  280.070472] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  280.077739] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  280.085006] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  280.092282] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  280.099572]  ? arch_local_irq_restore+0x45/0x52
[  280.104248]  dump_stack+0x26a/0x2b4
[  280.107886]  ? dump_stack_print_info.cold.2+0x52/0x52
[  280.113082]  ? mark_held_locks+0x130/0x130
[  280.117324]  ? mark_held_locks+0x130/0x130
[  280.121563]  dump_header+0x27b/0xf72
[  280.125296]  ? pagefault_out_of_memory+0x197/0x197
[  280.130321]  ? mark_held_locks+0x130/0x130
[  280.134583]  ? __lock_acquire+0x7ec/0x4ec0
[  280.138824]  ? mem_cgroup_charge_statistics+0x780/0x780
[  280.144197]  ? print_usage_bug+0xc0/0xc0
[  280.148259]  ? print_usage_bug+0xc0/0xc0
[  280.152335]  ? graph_lock+0x170/0x170
[  280.156137]  ? graph_lock+0x170/0x170
[  280.159953]  ? print_usage_bug+0xc0/0xc0
[  280.164014]  ? print_usage_bug+0xc0/0xc0
[  280.168088]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.173630]  ? find_held_lock+0x36/0x1c0
[  280.177699]  ? mark_held_locks+0xc7/0x130
[  280.181857]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  280.186963]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  280.192067]  ? lockdep_hardirqs_on+0x421/0x5c0
[  280.196653]  ? trace_hardirqs_on+0xbd/0x310
[  280.200978]  ? kasan_check_read+0x11/0x20
[  280.205145]  ? ___ratelimit+0x36f/0x655
[  280.209121]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.214572]  ? trace_hardirqs_on+0x310/0x310
[  280.218980]  ? lock_downgrade+0x900/0x900
[  280.223133]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  280.228237]  ? ___ratelimit+0xaa/0x655
[  280.232138]  ? idr_get_free+0xec0/0xec0
[  280.236118]  ? kasan_check_write+0x14/0x20
[  280.240356]  ? do_raw_spin_lock+0xc1/0x200
[  280.244600]  oom_kill_process.cold.27+0x10/0x903
[  280.249360]  ? graph_lock+0x170/0x170
[  280.253159]  ? _raw_spin_unlock+0x2c/0x50
[  280.257308]  ? oom_badness+0xe6/0xaa0
[  280.261121]  ? oom_evaluate_task+0x540/0x540
[  280.265539]  ? find_held_lock+0x36/0x1c0
[  280.269606]  ? out_of_memory+0x974/0x14c0
[  280.273758]  ? lock_downgrade+0x900/0x900
[  280.277907]  ? check_preemption_disabled+0x48/0x200
[  280.282930]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.288730]  ? kasan_check_read+0x11/0x20
[  280.292877]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.298154]  ? rcu_bh_qs+0xc0/0xc0
[  280.301698]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  280.306721]  ? oom_evaluate_task+0x302/0x540
[  280.311135]  out_of_memory+0xa86/0x14c0
[  280.315120]  ? oom_killer_disable+0x3a0/0x3a0
[  280.319616]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  280.324550]  ? __mutex_add_waiter+0x2a0/0x2a0
[  280.329062]  __alloc_pages_slowpath+0x2318/0x2d80
[  280.333938]  ? warn_alloc+0x120/0x120
[  280.337742]  ? __radix_tree_lookup+0x4c0/0x4c0
[  280.342338]  ? find_get_entry+0x2f2/0xc40
[  280.346500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  280.352048]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  280.356983]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.362521]  ? should_fail+0x22d/0xd01
[  280.366417]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  280.371524]  ? __lock_is_held+0xb5/0x140
[  280.375612]  ? __lock_is_held+0xb5/0x140
[  280.379688]  ? ___might_sleep+0x1ed/0x300
[  280.383841]  ? lock_release+0x970/0x970
[  280.387820]  ? arch_local_save_flags+0x40/0x40
[  280.392425]  ? __might_sleep+0x95/0x190
[  280.396410]  __alloc_pages_nodemask+0xa80/0xde0
[  280.401090]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  280.406111]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.411909]  ? kasan_check_read+0x11/0x20
[  280.416057]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.421336]  ? graph_lock+0x170/0x170
[  280.425140]  ? print_usage_bug+0xc0/0xc0
[  280.429209]  ? graph_lock+0x170/0x170
[  280.433014]  ? graph_lock+0x170/0x170
[  280.436815]  ? __do_page_cache_readahead+0x7ce/0x980
[  280.441933]  ? find_held_lock+0x36/0x1c0
[  280.445998]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  280.451540]  alloc_pages_current+0x10c/0x210
[  280.455949]  ? lock_downgrade+0x900/0x900
[  280.460105]  __page_cache_alloc+0x38f/0x5b0
[  280.464428]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.470229]  ? kasan_check_read+0x11/0x20
[  280.474385]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.479667]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  280.484340]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.489908]  ? check_preemption_disabled+0x48/0x200
[  280.494934]  filemap_fault+0x1594/0x25f0
[  280.499013]  ? __lock_page_or_retry+0xa00/0xa00
[  280.503712]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.509511]  ? kasan_check_read+0x11/0x20
[  280.513660]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.518937]  ? rcu_bh_qs+0xc0/0xc0
[  280.522490]  ? filemap_map_pages+0xdea/0x1980
[  280.527002]  ? graph_lock+0x170/0x170
[  280.530809]  ? find_get_pages_range_tag+0x1320/0x1320
[  280.536004]  ? pick_next_task_fair+0x98e/0x17c0
[  280.540673]  ? print_usage_bug+0xc0/0xc0
[  280.544733]  ? graph_lock+0x170/0x170
[  280.548542]  ? find_held_lock+0x36/0x1c0
[  280.552622]  ? lock_acquire+0x1ed/0x520
[  280.556599]  ? ext4_filemap_fault+0x7a/0xad
[  280.560926]  ? lock_release+0x970/0x970
[  280.564902]  ? arch_local_save_flags+0x40/0x40
[  280.569486]  ? mark_held_locks+0x130/0x130
[  280.573738]  ? down_read+0xb0/0x1d0
[  280.577363]  ? ext4_filemap_fault+0x7a/0xad
[  280.581688]  ? __down_interruptible+0x700/0x700
[  280.586367]  ? mark_held_locks+0x130/0x130
[  280.590614]  ext4_filemap_fault+0x82/0xad
[  280.594769]  __do_fault+0x100/0x6b0
[  280.598402]  ? print_bad_pte+0x6c0/0x6c0
[  280.602460]  ? graph_lock+0x170/0x170
[  280.606272]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  280.611296]  ? hrtimer_active+0x2db/0x440
[  280.615450]  ? pmd_val+0x88/0x100
[  280.618905]  ? add_mm_counter_fast+0xd0/0xd0
[  280.623312]  ? pmd_val+0x88/0x100
[  280.626768]  ? add_mm_counter_fast+0xd0/0xd0
[  280.631183]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.636726]  __handle_mm_fault+0x3709/0x53e0
[  280.641166]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  280.646013]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  280.651115]  ? graph_lock+0x170/0x170
[  280.654921]  ? print_usage_bug+0xc0/0xc0
[  280.659003]  ? kasan_check_read+0x11/0x20
[  280.663157]  ? __free_object+0x173/0x340
[  280.667223]  ? graph_lock+0x170/0x170
[  280.671021]  ? graph_lock+0x170/0x170
[  280.674845]  ? handle_mm_fault+0x42a/0xc70
[  280.679085]  ? lock_downgrade+0x900/0x900
[  280.683238]  ? check_preemption_disabled+0x48/0x200
[  280.688279]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  280.694081]  ? kasan_check_read+0x11/0x20
[  280.698237]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  280.703527]  ? rcu_bh_qs+0xc0/0xc0
[  280.707070]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  280.712527]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  280.718071]  ? check_preemption_disabled+0x48/0x200
[  280.723100]  handle_mm_fault+0x54f/0xc70
[  280.727185]  ? __handle_mm_fault+0x53e0/0x53e0
[  280.731776]  ? find_vma+0x34/0x190
[  280.735324]  __do_page_fault+0x67d/0xed0
[  280.739395]  ? mm_fault_error+0x380/0x380
[  280.743543]  ? trace_hardirqs_off+0xb8/0x300
[  280.747963]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  280.753327]  ? trace_hardirqs_on+0x310/0x310
[  280.757746]  do_page_fault+0xf2/0x7e0
[  280.761554]  ? vmalloc_sync_all+0x30/0x30
[  280.765709]  ? error_entry+0x70/0xd0
[  280.769429]  ? trace_hardirqs_off_caller+0xbb/0x300
[  280.774444]  ? trace_hardirqs_on_caller+0xc0/0x300
[  280.779378]  ? syscall_return_slowpath+0x5e0/0x5e0
[  280.784308]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.789162]  ? trace_hardirqs_off+0x300/0x300
[  280.793655]  ? trace_hardirqs_off_caller+0x300/0x300
[  280.798782]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  280.803802]  ? prepare_exit_to_usermode+0x291/0x3b0
[  280.808841]  ? page_fault+0x8/0x30
[  280.812389]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  280.817258]  ? page_fault+0x8/0x30
[  280.820814]  page_fault+0x1e/0x30
[  280.824278] RIP: 0033:0x7f9819842e40
[  280.827997] Code: Bad RIP value.
[  280.831359] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  280.836723] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  280.843992] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  280.851269] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  280.858542] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  280.865812] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  280.873113] warn_alloc_show_mem: 1 callbacks suppressed
[  280.873125] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  280.873127] Mem-Info:
[  280.873158] active_anon:39986 inactive_anon:371 isolated_anon:0
[  280.873158]  active_file:17 inactive_file:14 isolated_file:0
[  280.873158]  unevictable:0 dirty:0 writeback:0 unstable:0
[  280.873158]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  280.873158]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  280.873158]  free:13700 free_pcp:499 free_cma:0
[  280.878496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  280.878505] Call Trace:
[  280.885701] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  280.888103]  <IRQ>
[  280.920979] Node 0 
[  280.930350]  dump_stack+0x1c4/0x2b4
[  280.932930] 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
[  280.960594]  ? dump_stack_print_info.cold.2+0x52/0x52
[  280.962722] lowmem_reserve[]:
[  280.964985]  warn_alloc.cold.118+0xb7/0x1bd
[  280.968581]  0
[  280.994523]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  280.999694]  2817
[  281.002798]  ? lock_downgrade+0x900/0x900
[  281.007094]  6321
[  281.008896]  ? trace_hardirqs_off+0xb8/0x300
[  281.013704]  6321
[  281.015772]  ? trace_hardirqs_off+0xb8/0x300
[  281.019895] Node 0 
[  281.021962]  __alloc_pages_slowpath+0x2667/0x2d80
[  281.026368] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  281.028424]  ? warn_alloc+0x120/0x120
[  281.032784] lowmem_reserve[]: 0
[  281.035026]  ? warn_alloc+0x120/0x120
[  281.039841]  0 3503
[  281.067195]  ? print_usage_bug+0xc0/0xc0
[  281.070972]  3503
[  281.074277]  ? warn_alloc+0x120/0x120
[  281.078053] Node 0 
[  281.080303]  ? print_usage_bug+0xc0/0xc0
[  281.084372] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  281.086411]  ? __lock_acquire+0x7ec/0x4ec0
[  281.090187] lowmem_reserve[]: 0
[  281.092442]  ? __lock_acquire+0x7ec/0x4ec0
[  281.096481]  0
[  281.125360]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.129597]  0
[  281.132874]  ? should_fail+0x22d/0xd01
[  281.137083]  0
[  281.138884]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.146196]  ? __lock_acquire+0x7ec/0x4ec0
[  281.150057] Node 0 
[  281.151856]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  281.156930] DMA: 
[  281.161164]  ? __lock_acquire+0x7ec/0x4ec0
[  281.163374] 1*4kB 
[  281.168475]  ? should_fail+0x22d/0xd01
[  281.170509] (U) 0*8kB 
[  281.174757]  ? mark_held_locks+0x130/0x130
[  281.176877] 0*16kB 
[  281.180757]  ? mark_held_locks+0x130/0x130
[  281.183228] 1*32kB 
[  281.187457]  ? graph_lock+0x170/0x170
[  281.189666] (U) 2*64kB 
[  281.193902]  ? graph_lock+0x170/0x170
[  281.196117] (U) 
[  281.199908]  ? graph_lock+0x170/0x170
[  281.202466] 1*128kB (U) 
[  281.206274]  ? print_usage_bug+0xc0/0xc0
[  281.208224] 1*256kB 
[  281.212021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.214666] (U) 
[  281.218720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.221034] 0*512kB 
[  281.226566]  ? check_preemption_disabled+0x48/0x200
[  281.228514] 1*1024kB 
[  281.234040]  ? check_preemption_disabled+0x48/0x200
[  281.234065]  ? __lock_is_held+0xb5/0x140
[  281.236357] (U) 
[  281.241371]  __alloc_pages_nodemask+0xa80/0xde0
[  281.243759] 1*2048kB 
[  281.248766]  ? graph_lock+0x170/0x170
[  281.252797] (M) 3*4096kB 
[  281.254779]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  281.259422] (M) 
[  281.261825]  ? graph_lock+0x170/0x170
[  281.265615] = 15908kB
[  281.268373]  ? find_held_lock+0x36/0x1c0
[  281.273360] Node 0 
[  281.275343]  ? ____cache_alloc_node+0x1c7/0x1e0
[  281.279105] DMA32: 
[  281.281511]  ? lock_downgrade+0x900/0x900
[  281.285546] 3*4kB 
[  281.287781]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.292421] (UM) 
[  281.294661]  cache_grow_begin+0x91/0x8c0
[  281.298781] 1*8kB 
[  281.300924]  ? do_raw_spin_unlock+0xa7/0x2f0
[  281.306432] (U) 
[  281.308499]  fallback_alloc+0x203/0x2e0
[  281.312530] 4*16kB 
[  281.314676]  ____cache_alloc_node+0x1c7/0x1e0
[  281.319055] (UM) 
[  281.321028]  kmem_cache_alloc_node+0xe3/0x730
[  281.324973] 2*32kB 
[  281.327209]  ? ipv6_get_ifaddr+0x42e/0x620
[  281.331675] (UM) 
[  281.333761]  __alloc_skb+0x119/0x770
[  281.338239] 2*64kB 
[  281.340483]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.344684] (M) 3*128kB 
[  281.346757]  ? skb_scrub_packet+0x490/0x490
[  281.350439] (M) 3*256kB 
[  281.352679]  ? lock_downgrade+0x900/0x900
[  281.357925] (UM) 4*512kB 
[  281.360612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.364893] (UM) 3*1024kB 
[  281.367569]  ? refcount_sub_and_test_checked+0x203/0x310
[  281.371687] (M) 
[  281.374457]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  281.379966] 3*2048kB (UM) 
[  281.382818]  ? addrconf_rs_timer+0x6f0/0x6f0
[  281.388239] 3*4096kB 
[  281.390220]  ndisc_alloc_skb+0x144/0x340
[  281.395644] (M) 
[  281.398487]  ndisc_send_rs+0x331/0x6e0
[  281.402867] = 24980kB
[  281.405282]  addrconf_rs_timer+0x3c0/0x6f0
[  281.409313] Node 0 
[  281.411295]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.415147] Normal: 870*4kB 
[  281.417570]  call_timer_fn+0x272/0x920
[  281.421770] (MEH) 
[  281.424001]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.428204] 510*8kB (UMEH) 
[  281.431227]  ? process_timeout+0x40/0x40
[  281.435080] 199*16kB (UMEH) 
[  281.437236]  ? find_held_lock+0x36/0x1c0
[  281.441440] 70*32kB (UMEH) 
[  281.444378]  ? __run_timers+0x7da/0xc70
[  281.448407] 11*64kB (UMH) 
[  281.451427]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.455463] 2*128kB 
[  281.458388]  ? _raw_spin_unlock_irq+0x27/0x80
[  281.462333] (H) 0*256kB 
[  281.465185]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.469650] 0*512kB 
[  281.471974]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  281.476441] 0*1024kB 
[  281.479102]  ? trace_hardirqs_on+0xbd/0x310
[  281.483305] 0*2048kB 0*4096kB 
[  281.485640]  ? kasan_check_read+0x11/0x20
[  281.490190] = 13944kB
[  281.490204] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  281.492602]  ? __run_timers+0x7da/0xc70
[  281.496902] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  281.500081]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  281.504221] 410 total pagecache pages
[  281.506631]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.515450] 0 pages in swap cache
[  281.519426]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  281.527980] Swap cache stats: add 0, delete 0, find 0/0
[  281.533425]  __run_timers+0x7e5/0xc70
[  281.537200] Free swap  = 0kB
[  281.541445]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  281.544863] Total swap = 0kB
[  281.549091]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  281.554432] 1965979 pages RAM
[  281.558229]  ? graph_lock+0x170/0x170
[  281.561224] 0 pages HighMem/MovableOnly
[  281.566583]  ? enqueue_hrtimer+0x1a5/0x560
[  281.569573] 342744 pages reserved
[  281.569581] 0 pages cma reserved
[  281.574595]  ? lock_release+0x970/0x970
[  281.577740] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  281.581471]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  281.585510] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  281.589654]  ? find_held_lock+0x36/0x1c0
[  281.593080] cron cpuset=
[  281.596438]  ? graph_lock+0x170/0x170
[  281.600385] /
[  281.606873]  ? pvclock_read_flags+0x160/0x160
[  281.612043]  mems_allowed=0
[  281.621746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.646860]  ? check_preemption_disabled+0x48/0x200
[  281.651891]  ? __lock_is_held+0xb5/0x140
[  281.655960]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.661504]  ? check_preemption_disabled+0x48/0x200
[  281.666530]  run_timer_softirq+0x52/0xb0
[  281.670594]  ? rcu_read_lock_sched_held+0x108/0x120
[  281.675616]  __do_softirq+0x30b/0xad8
[  281.679430]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  281.684544]  ? pvclock_read_flags+0x160/0x160
[  281.689040]  ? lapic_next_event+0x5a/0x90
[  281.693193]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.698738]  ? check_preemption_disabled+0x48/0x200
[  281.703755]  ? check_preemption_disabled+0x48/0x200
[  281.708783]  ? kvm_clock_read+0x18/0x30
[  281.712757]  ? kvm_sched_clock_read+0x9/0x20
[  281.717170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.722714]  ? check_preemption_disabled+0x48/0x200
[  281.727748]  irq_exit+0x17f/0x1c0
[  281.731210]  smp_apic_timer_interrupt+0x1cb/0x760
[  281.736059]  ? smp_call_function_single_interrupt+0x650/0x650
[  281.741950]  ? interrupt_entry+0xb5/0xf0
[  281.746025]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.751040]  ? trace_hardirqs_off_caller+0xbb/0x300
[  281.756077]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.760939]  ? trace_hardirqs_off+0x300/0x300
[  281.765433]  ? trace_hardirqs_off+0x300/0x300
[  281.769946]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.775506]  ? check_preemption_disabled+0x48/0x200
[  281.780535]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  281.786081]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  281.790936]  apic_timer_interrupt+0xf/0x20
[  281.795164]  </IRQ>
[  281.797403] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  281.802339] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  281.821242] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  281.828964] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  281.836231] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  281.843504] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  281.850770] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  281.858039] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  281.865363]  skb_clone+0x1bb/0x500
[  281.868909]  ? finish_task_switch+0x2f5/0x900
[  281.873406]  ? skb_split+0x11e0/0x11e0
[  281.877304]  ? preempt_notifier_register+0x200/0x200
[  281.882408]  ? __switch_to_asm+0x34/0x70
[  281.886471]  ? __switch_to_asm+0x34/0x70
[  281.890528]  ? __switch_to_asm+0x40/0x70
[  281.894585]  ? __switch_to_asm+0x34/0x70
[  281.898649]  ? __switch_to_asm+0x40/0x70
[  281.902710]  ? __switch_to_asm+0x34/0x70
[  281.906790]  ? __switch_to_asm+0x40/0x70
[  281.910852]  ? __switch_to_asm+0x34/0x70
[  281.914916]  ? __switch_to_asm+0x34/0x70
[  281.918976]  ? __switch_to_asm+0x40/0x70
[  281.923038]  ? __switch_to_asm+0x34/0x70
[  281.927108]  bpf_clone_redirect+0xb9/0x490
[  281.931352]  ? __schedule+0x874/0x1ed0
[  281.935252]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  281.940304]  ? __sched_text_start+0x8/0x8
[  281.944478]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  281.949247]  ? find_held_lock+0x36/0x1c0
[  281.953322]  ? lock_acquire+0x1ed/0x520
[  281.957302]  ? bpf_test_run+0x32e/0x5a0
[  281.961289]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  281.966833]  ? check_preemption_disabled+0x48/0x200
[  281.971861]  ? kasan_check_read+0x11/0x20
[  281.976015]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  281.981299]  ? rcu_bh_qs+0xc0/0xc0
[  281.985295]  ? preempt_schedule+0x4d/0x60
[  281.989446]  ? ___preempt_schedule+0x16/0x18
[  281.993864]  ? bpf_test_run+0x1c0/0x5a0
[  281.997850]  ? netlink_diag_dump+0x2a0/0x2a0
[  282.002279]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.007821]  ? bpf_test_init.isra.9+0x70/0x100
[  282.012413]  ? bpf_prog_test_run_skb+0x634/0xb40
[  282.017182]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.022028]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  282.027563]  ? fput+0x130/0x1a0
[  282.030844]  ? __bpf_prog_get+0x9b/0x290
[  282.034910]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  282.039754]  ? bpf_prog_test_run+0x130/0x1a0
[  282.044167]  ? __x64_sys_bpf+0x3d8/0x510
[  282.048249]  ? bpf_prog_get+0x20/0x20
[  282.052070]  ? ksys_ioctl+0x81/0xd0
[  282.055706]  ? do_syscall_64+0x1b9/0x820
[  282.059770]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  282.065135]  ? syscall_return_slowpath+0x5e0/0x5e0
[  282.070071]  ? trace_hardirqs_off+0x300/0x300
[  282.074571]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  282.079593]  ? recalc_sigpending_tsk+0x180/0x180
[  282.084358]  ? kasan_check_write+0x14/0x20
[  282.088599]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.093454]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  282.098843] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  282.098913] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  282.105252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  282.105257] Call Trace:
[  282.105272]  <IRQ>
[  282.105289]  dump_stack+0x1c4/0x2b4
[  282.105308]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.111846] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  282.121149]  warn_alloc.cold.118+0xb7/0x1bd
[  282.123698] syz-executor4 cpuset=
[  282.125848]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  282.129490] syz4
[  282.134675]  ? lock_downgrade+0x900/0x900
[  282.145141]  mems_allowed=0
[  282.149459]  ? trace_hardirqs_off+0xb8/0x300
[  282.171124]  ? trace_hardirqs_off+0xb8/0x300
[  282.175543]  __alloc_pages_slowpath+0x2667/0x2d80
[  282.180426]  ? warn_alloc+0x120/0x120
[  282.184248]  ? trace_hardirqs_on+0x310/0x310
[  282.188663]  ? warn_alloc+0x120/0x120
[  282.192479]  ? print_usage_bug+0xc0/0xc0
[  282.196544]  ? warn_alloc+0x120/0x120
[  282.200344]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  282.205359]  ? print_usage_bug+0xc0/0xc0
[  282.209422]  ? __lock_acquire+0x7ec/0x4ec0
[  282.213656]  ? __lock_acquire+0x7ec/0x4ec0
[  282.217893]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.223436]  ? should_fail+0x22d/0xd01
[  282.227329]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.232435]  ? __lock_acquire+0x7ec/0x4ec0
[  282.236677]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  282.241780]  ? __lock_acquire+0x7ec/0x4ec0
[  282.246035]  ? should_fail+0x22d/0xd01
[  282.249924]  ? print_usage_bug+0xc0/0xc0
[  282.253997]  ? mark_held_locks+0x130/0x130
[  282.258238]  ? mark_held_locks+0x130/0x130
[  282.262487]  ? graph_lock+0x170/0x170
[  282.266294]  ? print_usage_bug+0xc0/0xc0
[  282.270361]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  282.275124]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.280665]  ? check_preemption_disabled+0x48/0x200
[  282.285683]  ? check_preemption_disabled+0x48/0x200
[  282.290711]  ? __lock_is_held+0xb5/0x140
[  282.294792]  __alloc_pages_nodemask+0xa80/0xde0
[  282.299468]  ? graph_lock+0x170/0x170
[  282.303287]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  282.308307]  ? graph_lock+0x170/0x170
[  282.312125]  ? find_held_lock+0x36/0x1c0
[  282.316197]  ? ____cache_alloc_node+0x1c7/0x1e0
[  282.320870]  ? lock_downgrade+0x900/0x900
[  282.325030]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.330576]  cache_grow_begin+0x91/0x8c0
[  282.334640]  ? do_raw_spin_unlock+0xa7/0x2f0
[  282.339058]  fallback_alloc+0x203/0x2e0
[  282.343042]  ____cache_alloc_node+0x1c7/0x1e0
[  282.347551]  kmem_cache_alloc_node+0xe3/0x730
[  282.352050]  ? ipv6_get_ifaddr+0x42e/0x620
[  282.356308]  __alloc_skb+0x119/0x770
[  282.360030]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.365319]  ? skb_scrub_packet+0x490/0x490
[  282.369642]  ? lock_downgrade+0x900/0x900
[  282.373824]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.379377]  ? refcount_sub_and_test_checked+0x203/0x310
[  282.384842]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  282.390306]  ? addrconf_rs_timer+0x6f0/0x6f0
[  282.394740]  ndisc_alloc_skb+0x144/0x340
[  282.398809]  ndisc_send_rs+0x331/0x6e0
[  282.402709]  addrconf_rs_timer+0x3c0/0x6f0
[  282.406956]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.411207]  call_timer_fn+0x272/0x920
[  282.415125]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.419371]  ? process_timeout+0x40/0x40
[  282.423437]  ? find_held_lock+0x36/0x1c0
[  282.427510]  ? mark_held_locks+0xc7/0x130
[  282.431664]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.436161]  ? _raw_spin_unlock_irq+0x27/0x80
[  282.440659]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.444900]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  282.449489]  ? trace_hardirqs_on+0xbd/0x310
[  282.453814]  ? kasan_check_read+0x11/0x20
[  282.457976]  ? __run_timers+0x7da/0xc70
[  282.461956]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.467418]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.471667]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  282.475913]  __run_timers+0x7e5/0xc70
[  282.479733]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  282.485099]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.490117]  ? graph_lock+0x170/0x170
[  282.493922]  ? print_usage_bug+0xc0/0xc0
[  282.497981]  ? lock_release+0x970/0x970
[  282.501956]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  282.507152]  ? find_held_lock+0x36/0x1c0
[  282.511238]  ? graph_lock+0x170/0x170
[  282.515052]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.520592]  ? check_preemption_disabled+0x48/0x200
[  282.525619]  ? __lock_is_held+0xb5/0x140
[  282.529711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.535254]  ? check_preemption_disabled+0x48/0x200
[  282.540296]  run_timer_softirq+0x52/0xb0
[  282.544378]  ? rcu_read_lock_sched_held+0x108/0x120
[  282.549399]  __do_softirq+0x30b/0xad8
[  282.553212]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  282.558328]  ? pvclock_read_flags+0x160/0x160
[  282.562824]  ? lapic_next_event+0x5a/0x90
[  282.566979]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.572524]  ? check_preemption_disabled+0x48/0x200
[  282.577545]  ? check_preemption_disabled+0x48/0x200
[  282.582574]  ? kvm_clock_read+0x18/0x30
[  282.586548]  ? kvm_sched_clock_read+0x9/0x20
[  282.590959]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  282.596504]  ? check_preemption_disabled+0x48/0x200
[  282.601535]  irq_exit+0x17f/0x1c0
[  282.604997]  smp_apic_timer_interrupt+0x1cb/0x760
[  282.609846]  ? smp_reschedule_interrupt+0x109/0x650
[  282.614872]  ? smp_call_function_single_interrupt+0x650/0x650
[  282.620757]  ? interrupt_entry+0xb5/0xf0
[  282.624821]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.629847]  ? trace_hardirqs_off_caller+0xbb/0x300
[  282.634868]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.639712]  ? trace_hardirqs_off+0x300/0x300
[  282.644211]  ? trace_hardirqs_off+0x300/0x300
[  282.648717]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.654271]  ? check_preemption_disabled+0x48/0x200
[  282.659300]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.664855]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  282.669711]  apic_timer_interrupt+0xf/0x20
[  282.673943]  </IRQ>
[  282.676186] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  282.681469] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  282.700382] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  282.708100] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  282.715371] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  282.722731] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  282.730005] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  282.737281] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  282.744575]  ? arch_local_irq_restore+0x45/0x52
[  282.749282]  dump_stack+0x26a/0x2b4
[  282.752914]  ? dump_stack_print_info.cold.2+0x52/0x52
[  282.758109]  ? mark_held_locks+0x130/0x130
[  282.762349]  ? mark_held_locks+0x130/0x130
[  282.766595]  dump_header+0x27b/0xf72
[  282.770327]  ? pagefault_out_of_memory+0x197/0x197
[  282.775275]  ? mark_held_locks+0x130/0x130
[  282.779513]  ? __lock_acquire+0x7ec/0x4ec0
[  282.783749]  ? mem_cgroup_charge_statistics+0x780/0x780
[  282.789119]  ? print_usage_bug+0xc0/0xc0
[  282.793183]  ? print_usage_bug+0xc0/0xc0
[  282.797256]  ? graph_lock+0x170/0x170
[  282.801068]  ? graph_lock+0x170/0x170
[  282.804875]  ? print_usage_bug+0xc0/0xc0
[  282.808936]  ? print_usage_bug+0xc0/0xc0
[  282.813008]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.818557]  ? find_held_lock+0x36/0x1c0
[  282.822631]  ? mark_held_locks+0xc7/0x130
[  282.826787]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  282.831893]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  282.837002]  ? lockdep_hardirqs_on+0x421/0x5c0
[  282.841596]  ? trace_hardirqs_on+0xbd/0x310
[  282.845920]  ? kasan_check_read+0x11/0x20
[  282.850074]  ? ___ratelimit+0x36f/0x655
[  282.854058]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  282.859602]  ? trace_hardirqs_on+0x310/0x310
[  282.864017]  ? lock_downgrade+0x900/0x900
[  282.868175]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  282.873296]  ? ___ratelimit+0xaa/0x655
[  282.877215]  ? idr_get_free+0xec0/0xec0
[  282.881200]  ? kasan_check_write+0x14/0x20
[  282.885442]  ? do_raw_spin_lock+0xc1/0x200
[  282.889693]  oom_kill_process.cold.27+0x10/0x903
[  282.894459]  ? graph_lock+0x170/0x170
[  282.898276]  ? _raw_spin_unlock+0x2c/0x50
[  282.902428]  ? oom_badness+0xe6/0xaa0
[  282.906241]  ? oom_evaluate_task+0x540/0x540
[  282.910663]  ? find_held_lock+0x36/0x1c0
[  282.914734]  ? out_of_memory+0x974/0x14c0
[  282.918890]  ? lock_downgrade+0x900/0x900
[  282.923052]  ? check_preemption_disabled+0x48/0x200
[  282.928084]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  282.933885]  ? kasan_check_read+0x11/0x20
[  282.938042]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  282.943325]  ? rcu_bh_qs+0xc0/0xc0
[  282.946871]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  282.951888]  ? oom_evaluate_task+0x302/0x540
[  282.956310]  out_of_memory+0xa86/0x14c0
[  282.960303]  ? oom_killer_disable+0x3a0/0x3a0
[  282.964802]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  282.969741]  ? __mutex_add_waiter+0x2a0/0x2a0
[  282.974249]  __alloc_pages_slowpath+0x2318/0x2d80
[  282.979134]  ? warn_alloc+0x120/0x120
[  282.982937]  ? __radix_tree_lookup+0x4c0/0x4c0
[  282.987793]  ? find_get_entry+0x2f2/0xc40
[  282.991953]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  282.997496]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  283.002429]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.007971]  ? should_fail+0x22d/0xd01
[  283.011875]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.017000]  ? __lock_is_held+0xb5/0x140
[  283.021093]  ? __lock_is_held+0xb5/0x140
[  283.025175]  ? ___might_sleep+0x1ed/0x300
[  283.029328]  ? lock_release+0x970/0x970
[  283.033312]  ? arch_local_save_flags+0x40/0x40
[  283.037908]  ? __might_sleep+0x95/0x190
[  283.041891]  __alloc_pages_nodemask+0xa80/0xde0
[  283.046572]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.051599]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.057401]  ? kasan_check_read+0x11/0x20
[  283.061555]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.066846]  ? graph_lock+0x170/0x170
[  283.070653]  ? print_usage_bug+0xc0/0xc0
[  283.074722]  ? graph_lock+0x170/0x170
[  283.078523]  ? graph_lock+0x170/0x170
[  283.082329]  ? __do_page_cache_readahead+0x7ce/0x980
[  283.087442]  ? find_held_lock+0x36/0x1c0
[  283.091513]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  283.097056]  alloc_pages_current+0x10c/0x210
[  283.101469]  ? lock_downgrade+0x900/0x900
[  283.105625]  __page_cache_alloc+0x38f/0x5b0
[  283.109953]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.116262]  ? kasan_check_read+0x11/0x20
[  283.120425]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.125706]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  283.130382]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.135924]  ? check_preemption_disabled+0x48/0x200
[  283.140953]  filemap_fault+0x1594/0x25f0
[  283.145032]  ? __lock_page_or_retry+0xa00/0xa00
[  283.149702]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.155498]  ? kasan_check_read+0x11/0x20
[  283.159646]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.164926]  ? rcu_bh_qs+0xc0/0xc0
[  283.168481]  ? filemap_map_pages+0xdea/0x1980
[  283.172990]  ? graph_lock+0x170/0x170
[  283.176793]  ? find_get_pages_range_tag+0x1320/0x1320
[  283.181983]  ? pick_next_task_fair+0x98e/0x17c0
[  283.186651]  ? print_usage_bug+0xc0/0xc0
[  283.190717]  ? graph_lock+0x170/0x170
[  283.194525]  ? find_held_lock+0x36/0x1c0
[  283.198601]  ? lock_acquire+0x1ed/0x520
[  283.202578]  ? ext4_filemap_fault+0x7a/0xad
[  283.206908]  ? lock_release+0x970/0x970
[  283.210885]  ? arch_local_save_flags+0x40/0x40
[  283.215470]  ? mark_held_locks+0x130/0x130
[  283.219717]  ? down_read+0xb0/0x1d0
[  283.223346]  ? ext4_filemap_fault+0x7a/0xad
[  283.227669]  ? __down_interruptible+0x700/0x700
[  283.232401]  ? mark_held_locks+0x130/0x130
[  283.236653]  ext4_filemap_fault+0x82/0xad
[  283.240805]  __do_fault+0x100/0x6b0
[  283.244439]  ? print_bad_pte+0x6c0/0x6c0
[  283.248501]  ? graph_lock+0x170/0x170
[  283.252308]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  283.257326]  ? hrtimer_active+0x2db/0x440
[  283.261478]  ? pmd_val+0x88/0x100
[  283.264935]  ? add_mm_counter_fast+0xd0/0xd0
[  283.269343]  ? pmd_val+0x88/0x100
[  283.272806]  ? add_mm_counter_fast+0xd0/0xd0
[  283.277226]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.282774]  __handle_mm_fault+0x3709/0x53e0
[  283.287198]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  283.292047]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  283.297163]  ? graph_lock+0x170/0x170
[  283.300969]  ? print_usage_bug+0xc0/0xc0
[  283.305031]  ? kasan_check_read+0x11/0x20
[  283.309181]  ? __free_object+0x173/0x340
[  283.313248]  ? graph_lock+0x170/0x170
[  283.317058]  ? graph_lock+0x170/0x170
[  283.320887]  ? handle_mm_fault+0x42a/0xc70
[  283.325123]  ? lock_downgrade+0x900/0x900
[  283.329285]  ? check_preemption_disabled+0x48/0x200
[  283.334312]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  283.340113]  ? kasan_check_read+0x11/0x20
[  283.344276]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.349562]  ? rcu_bh_qs+0xc0/0xc0
[  283.353106]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  283.358573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.364118]  ? check_preemption_disabled+0x48/0x200
[  283.369148]  handle_mm_fault+0x54f/0xc70
[  283.373215]  ? __handle_mm_fault+0x53e0/0x53e0
[  283.377804]  ? find_vma+0x34/0x190
[  283.381352]  __do_page_fault+0x67d/0xed0
[  283.385420]  ? mm_fault_error+0x380/0x380
[  283.389570]  ? trace_hardirqs_off+0xb8/0x300
[  283.393986]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  283.399351]  ? trace_hardirqs_on+0x310/0x310
[  283.403788]  do_page_fault+0xf2/0x7e0
[  283.407591]  ? vmalloc_sync_all+0x30/0x30
[  283.411742]  ? error_entry+0x70/0xd0
[  283.415479]  ? trace_hardirqs_off_caller+0xbb/0x300
[  283.420494]  ? trace_hardirqs_on_caller+0xc0/0x300
[  283.425425]  ? syscall_return_slowpath+0x5e0/0x5e0
[  283.430359]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.435208]  ? trace_hardirqs_off+0x300/0x300
[  283.439701]  ? trace_hardirqs_off_caller+0x300/0x300
[  283.444808]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  283.449840]  ? prepare_exit_to_usermode+0x291/0x3b0
[  283.454865]  ? page_fault+0x8/0x30
[  283.458409]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  283.463258]  ? page_fault+0x8/0x30
[  283.466808]  page_fault+0x1e/0x30
[  283.470275] RIP: 0033:0x7f9819842e40
[  283.473994] Code: Bad RIP value.
[  283.477358] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  283.482722] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  283.489995] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  283.497262] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  283.504538] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  283.511805] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  283.519102] warn_alloc_show_mem: 1 callbacks suppressed
[  283.519115] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  283.519117] Mem-Info:
[  283.519146] active_anon:39986 inactive_anon:371 isolated_anon:0
[  283.519146]  active_file:17 inactive_file:14 isolated_file:0
[  283.519146]  unevictable:0 dirty:0 writeback:0 unstable:0
[  283.519146]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  283.519146]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  283.519146]  free:13700 free_pcp:499 free_cma:0
[  283.524488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  283.524497] Call Trace:
[  283.531692] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  283.534090]  <IRQ>
[  283.566970] Node 0 
[  283.576338]  dump_stack+0x1c4/0x2b4
[  283.578913] 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
[  283.606575]  ? dump_stack_print_info.cold.2+0x52/0x52
[  283.608701] lowmem_reserve[]: 0
[  283.610953]  warn_alloc.cold.118+0xb7/0x1bd
[  283.614546]  2817
[  283.640064]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  283.645228]  6321
[  283.648508]  ? lock_downgrade+0x900/0x900
[  283.652805]  6321
[  283.654871]  ? trace_hardirqs_off+0xb8/0x300
[  283.659684] Node 0 
[  283.661745]  ? trace_hardirqs_off+0xb8/0x300
[  283.665887] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  283.667930]  __alloc_pages_slowpath+0x2667/0x2d80
[  283.672307] lowmem_reserve[]:
[  283.674564]  ? warn_alloc+0x120/0x120
[  283.678922]  0
[  283.705650]  ? warn_alloc+0x120/0x120
[  283.710467]  0
[  283.713569]  ? print_usage_bug+0xc0/0xc0
[  283.717337]  3503 3503
[  283.719147]  ? warn_alloc+0x120/0x120
[  283.722926] Node 0 
[  283.724724]  ? print_usage_bug+0xc0/0xc0
[  283.728784] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  283.731252]  ? __lock_acquire+0x7ec/0x4ec0
[  283.735028] lowmem_reserve[]: 0
[  283.737277]  ? __lock_acquire+0x7ec/0x4ec0
[  283.741313]  0
[  283.769874]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  283.774081]  0
[  283.777362]  ? should_fail+0x22d/0xd01
[  283.781569]  0
[  283.783374]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.790681]  ? __lock_acquire+0x7ec/0x4ec0
[  283.794540] Node 0 
[  283.796342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  283.801414] DMA: 
[  283.805644]  ? __lock_acquire+0x7ec/0x4ec0
[  283.807862] 1*4kB 
[  283.812959]  ? should_fail+0x22d/0xd01
[  283.814996] (U) 
[  283.819228]  ? mark_held_locks+0x130/0x130
[  283.821340] 0*8kB 0*16kB 
[  283.825229]  ? mark_held_locks+0x130/0x130
[  283.827179] 1*32kB 
[  283.831405]  ? graph_lock+0x170/0x170
[  283.834141] (U) 
[  283.838372]  ? graph_lock+0x170/0x170
[  283.840586] 2*64kB 
[  283.844398]  ? graph_lock+0x170/0x170
[  283.846352] (U) 
[  283.850147]  ? print_usage_bug+0xc0/0xc0
[  283.852356] 1*128kB (U) 
[  283.856161]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.858134] 1*256kB (U) 
[  283.862202]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.864849] 0*512kB 
[  283.870388]  ? check_preemption_disabled+0x48/0x200
[  283.873025] 1*1024kB (U) 
[  283.878568]  ? check_preemption_disabled+0x48/0x200
[  283.878595]  ? __lock_is_held+0xb5/0x140
[  283.880893] 1*2048kB 
[  283.885913]  __alloc_pages_nodemask+0xa80/0xde0
[  283.888641] (M) 
[  283.893655]  ? graph_lock+0x170/0x170
[  283.897686] 3*4096kB (M) 
[  283.900107]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  283.904743] = 15908kB
[  283.906713]  ? graph_lock+0x170/0x170
[  283.910492] Node 0 
[  283.913253]  ? find_held_lock+0x36/0x1c0
[  283.918241] DMA32: 
[  283.920660]  ? ____cache_alloc_node+0x1c7/0x1e0
[  283.924428] 3*4kB 
[  283.926661]  ? lock_downgrade+0x900/0x900
[  283.930687] (UM) 1*8kB 
[  283.932936]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  283.937582] (U) 4*16kB 
[  283.939745]  cache_grow_begin+0x91/0x8c0
[  283.943856] (UM) 2*32kB 
[  283.946451]  ? do_raw_spin_unlock+0xa7/0x2f0
[  283.951953] (UM) 2*64kB 
[  283.954553]  fallback_alloc+0x203/0x2e0
[  283.958571] (M) 3*128kB 
[  283.961255]  ____cache_alloc_node+0x1c7/0x1e0
[  283.965630] (M) 
[  283.968309]  kmem_cache_alloc_node+0xe3/0x730
[  283.972252] 3*256kB 
[  283.974928]  ? ipv6_get_ifaddr+0x42e/0x620
[  283.980960] (UM) 
[  283.982937]  __alloc_skb+0x119/0x770
[  283.987397] 4*512kB 
[  283.989720]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  283.993924] (UM) 
[  283.995982]  ? skb_scrub_packet+0x490/0x490
[  283.999666] 3*1024kB (M) 
[  284.001994]  ? lock_downgrade+0x900/0x900
[  284.007240] 3*2048kB (UM) 
[  284.009323]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.013611] 3*4096kB (M) 
[  284.016378]  ? refcount_sub_and_test_checked+0x203/0x310
[  284.020496] = 24980kB
[  284.023344]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  284.028850] Node 0 
[  284.031610]  ? addrconf_rs_timer+0x6f0/0x6f0
[  284.037024] Normal: 870*4kB 
[  284.039450]  ndisc_alloc_skb+0x144/0x340
[  284.044863] (MEH) 
[  284.047101]  ndisc_send_rs+0x331/0x6e0
[  284.051477] 510*8kB (UMEH) 
[  284.054504]  addrconf_rs_timer+0x3c0/0x6f0
[  284.058531] 199*16kB 
[  284.060677]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.064529] (UMEH) 70*32kB 
[  284.067474]  call_timer_fn+0x272/0x920
[  284.071670] (UMEH) 
[  284.074079]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.078294] 11*64kB 
[  284.081221]  ? process_timeout+0x40/0x40
[  284.085076] (UMH) 
[  284.087307]  ? find_held_lock+0x36/0x1c0
[  284.091515] 2*128kB 
[  284.093843]  ? __run_timers+0x7da/0xc70
[  284.097879] (H) 
[  284.100027]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.104056] 0*256kB 0*512kB 
[  284.106385]  ? _raw_spin_unlock_irq+0x27/0x80
[  284.110326] 0*1024kB 0*2048kB 
[  284.112313]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.116776] 0*4096kB = 13944kB
[  284.119798]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  284.124281] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  284.127464]  ? trace_hardirqs_on+0xbd/0x310
[  284.131678] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  284.134862]  ? kasan_check_read+0x11/0x20
[  284.139418] 410 total pagecache pages
[  284.148263]  ? __run_timers+0x7da/0xc70
[  284.152576] 0 pages in swap cache
[  284.161167]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  284.165293] Swap cache stats: add 0, delete 0, find 0/0
[  284.165302] Free swap  = 0kB
[  284.169104]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.173041] Total swap = 0kB
[  284.173049] 1965979 pages RAM
[  284.176504]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  284.181923] 0 pages HighMem/MovableOnly
[  284.187290]  __run_timers+0x7e5/0xc70
[  284.190284] 342744 pages reserved
[  284.194526]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  284.197525] 0 pages cma reserved
[  284.200627]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  284.204906] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.208805]  ? graph_lock+0x170/0x170
[  284.212637] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.216026]  ? enqueue_hrtimer+0x1a5/0x560
[  284.221366] cron cpuset=
[  284.224730]  ? lock_release+0x970/0x970
[  284.229722] /
[  284.236214]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  284.239987]  mems_allowed=0
[  284.249691]  ? find_held_lock+0x36/0x1c0
[  284.274380]  ? graph_lock+0x170/0x170
[  284.278193]  ? pvclock_read_flags+0x160/0x160
[  284.282698]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.288248]  ? check_preemption_disabled+0x48/0x200
[  284.293297]  ? __lock_is_held+0xb5/0x140
[  284.297372]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.302919]  ? check_preemption_disabled+0x48/0x200
[  284.307954]  run_timer_softirq+0x52/0xb0
[  284.312024]  ? rcu_read_lock_sched_held+0x108/0x120
[  284.317051]  __do_softirq+0x30b/0xad8
[  284.320872]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  284.325990]  ? pvclock_read_flags+0x160/0x160
[  284.330494]  ? lapic_next_event+0x5a/0x90
[  284.334650]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.340203]  ? check_preemption_disabled+0x48/0x200
[  284.345225]  ? check_preemption_disabled+0x48/0x200
[  284.350254]  ? kvm_clock_read+0x18/0x30
[  284.354239]  ? kvm_sched_clock_read+0x9/0x20
[  284.358668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.364215]  ? check_preemption_disabled+0x48/0x200
[  284.369254]  irq_exit+0x17f/0x1c0
[  284.372729]  smp_apic_timer_interrupt+0x1cb/0x760
[  284.377582]  ? smp_call_function_single_interrupt+0x650/0x650
[  284.383488]  ? interrupt_entry+0xb5/0xf0
[  284.387563]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.392593]  ? trace_hardirqs_off_caller+0xbb/0x300
[  284.397624]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.402476]  ? trace_hardirqs_off+0x300/0x300
[  284.406977]  ? trace_hardirqs_off+0x300/0x300
[  284.411480]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.417031]  ? check_preemption_disabled+0x48/0x200
[  284.422055]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.427608]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.432471]  apic_timer_interrupt+0xf/0x20
[  284.436702]  </IRQ>
[  284.438949] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  284.443903] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  284.462820] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  284.470544] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  284.477823] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  284.485098] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  284.492373] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  284.499646] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  284.506964]  skb_clone+0x1bb/0x500
[  284.510507]  ? finish_task_switch+0x2f5/0x900
[  284.515007]  ? skb_split+0x11e0/0x11e0
[  284.518904]  ? preempt_notifier_register+0x200/0x200
[  284.524007]  ? __switch_to_asm+0x34/0x70
[  284.528071]  ? __switch_to_asm+0x34/0x70
[  284.532132]  ? __switch_to_asm+0x40/0x70
[  284.536193]  ? __switch_to_asm+0x34/0x70
[  284.540256]  ? __switch_to_asm+0x40/0x70
[  284.544326]  ? __switch_to_asm+0x34/0x70
[  284.548394]  ? __switch_to_asm+0x40/0x70
[  284.552457]  ? __switch_to_asm+0x34/0x70
[  284.556517]  ? __switch_to_asm+0x34/0x70
[  284.560575]  ? __switch_to_asm+0x40/0x70
[  284.564633]  ? __switch_to_asm+0x34/0x70
[  284.568702]  bpf_clone_redirect+0xb9/0x490
[  284.572943]  ? __schedule+0x874/0x1ed0
[  284.576841]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  284.581864]  ? __sched_text_start+0x8/0x8
[  284.586013]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  284.590785]  ? find_held_lock+0x36/0x1c0
[  284.594856]  ? lock_acquire+0x1ed/0x520
[  284.598851]  ? bpf_test_run+0x32e/0x5a0
[  284.602832]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.608375]  ? check_preemption_disabled+0x48/0x200
[  284.613401]  ? kasan_check_read+0x11/0x20
[  284.617557]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  284.622845]  ? rcu_bh_qs+0xc0/0xc0
[  284.626390]  ? preempt_schedule+0x4d/0x60
[  284.630552]  ? ___preempt_schedule+0x16/0x18
[  284.634972]  ? bpf_test_run+0x1c0/0x5a0
[  284.638963]  ? netlink_diag_dump+0x2a0/0x2a0
[  284.643377]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.648915]  ? bpf_test_init.isra.9+0x70/0x100
[  284.653504]  ? bpf_prog_test_run_skb+0x634/0xb40
[  284.658277]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  284.663123]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  284.668661]  ? fput+0x130/0x1a0
[  284.671948]  ? __bpf_prog_get+0x9b/0x290
[  284.676016]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  284.680866]  ? bpf_prog_test_run+0x130/0x1a0
[  284.685288]  ? __x64_sys_bpf+0x3d8/0x510
[  284.689356]  ? bpf_prog_get+0x20/0x20
[  284.693168]  ? ksys_ioctl+0x81/0xd0
[  284.696808]  ? do_syscall_64+0x1b9/0x820
[  284.700869]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  284.706241]  ? syscall_return_slowpath+0x5e0/0x5e0
[  284.711184]  ? trace_hardirqs_off+0x300/0x300
[  284.715681]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  284.720700]  ? recalc_sigpending_tsk+0x180/0x180
[  284.725458]  ? kasan_check_write+0x14/0x20
[  284.729704]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  284.734559]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  284.739945] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  284.740016] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  284.746350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  284.746356] Call Trace:
[  284.746363]  <IRQ>
[  284.746378]  dump_stack+0x1c4/0x2b4
[  284.746394]  ? dump_stack_print_info.cold.2+0x52/0x52
[  284.746420]  warn_alloc.cold.118+0xb7/0x1bd
[  284.752940] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  284.762237]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  284.764799] syz-executor4 cpuset=
[  284.766942]  ? lock_downgrade+0x900/0x900
[  284.770541] syz4
[  284.775727]  ? trace_hardirqs_off+0xb8/0x300
[  284.780025]  mems_allowed=0
[  284.790501]  ? trace_hardirqs_off+0xb8/0x300
[  284.816661]  __alloc_pages_slowpath+0x2667/0x2d80
[  284.821539]  ? warn_alloc+0x120/0x120
[  284.825349]  ? warn_alloc+0x120/0x120
[  284.829156]  ? print_usage_bug+0xc0/0xc0
[  284.833220]  ? warn_alloc+0x120/0x120
[  284.837022]  ? print_usage_bug+0xc0/0xc0
[  284.841087]  ? __lock_acquire+0x7ec/0x4ec0
[  284.845320]  ? __lock_acquire+0x7ec/0x4ec0
[  284.849561]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  284.855099]  ? should_fail+0x22d/0xd01
[  284.858995]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.864103]  ? __lock_acquire+0x7ec/0x4ec0
[  284.868342]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  284.873443]  ? __lock_acquire+0x7ec/0x4ec0
[  284.877708]  ? should_fail+0x22d/0xd01
[  284.881610]  ? mark_held_locks+0x130/0x130
[  284.885854]  ? mark_held_locks+0x130/0x130
[  284.890092]  ? graph_lock+0x170/0x170
[  284.893899]  ? graph_lock+0x170/0x170
[  284.897701]  ? graph_lock+0x170/0x170
[  284.901501]  ? print_usage_bug+0xc0/0xc0
[  284.905564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.911102]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.916646]  ? check_preemption_disabled+0x48/0x200
[  284.921666]  ? check_preemption_disabled+0x48/0x200
[  284.926693]  ? __lock_is_held+0xb5/0x140
[  284.930762]  __alloc_pages_nodemask+0xa80/0xde0
[  284.935434]  ? graph_lock+0x170/0x170
[  284.939246]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  284.944284]  ? graph_lock+0x170/0x170
[  284.948103]  ? find_held_lock+0x36/0x1c0
[  284.952180]  ? ____cache_alloc_node+0x1c7/0x1e0
[  284.956859]  ? lock_downgrade+0x900/0x900
[  284.961019]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  284.966567]  cache_grow_begin+0x91/0x8c0
[  284.970639]  ? do_raw_spin_unlock+0xa7/0x2f0
[  284.975059]  fallback_alloc+0x203/0x2e0
[  284.979045]  ____cache_alloc_node+0x1c7/0x1e0
[  284.983547]  kmem_cache_alloc_node+0xe3/0x730
[  284.988376]  ? ipv6_get_ifaddr+0x42e/0x620
[  284.992623]  __alloc_skb+0x119/0x770
[  284.996340]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.001625]  ? skb_scrub_packet+0x490/0x490
[  285.005949]  ? lock_downgrade+0x900/0x900
[  285.010107]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.015651]  ? refcount_sub_and_test_checked+0x203/0x310
[  285.021112]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  285.026576]  ? addrconf_rs_timer+0x6f0/0x6f0
[  285.031004]  ndisc_alloc_skb+0x144/0x340
[  285.035077]  ndisc_send_rs+0x331/0x6e0
[  285.038976]  addrconf_rs_timer+0x3c0/0x6f0
[  285.043222]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.047479]  call_timer_fn+0x272/0x920
[  285.051373]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.055614]  ? process_timeout+0x40/0x40
[  285.059677]  ? find_held_lock+0x36/0x1c0
[  285.063752]  ? mark_held_locks+0xc7/0x130
[  285.067916]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.072423]  ? _raw_spin_unlock_irq+0x27/0x80
[  285.076936]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.081193]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  285.085784]  ? trace_hardirqs_on+0xbd/0x310
[  285.090108]  ? kasan_check_read+0x11/0x20
[  285.094259]  ? __run_timers+0x7da/0xc70
[  285.098246]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.103711]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.107957]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  285.112194]  __run_timers+0x7e5/0xc70
[  285.116527]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  285.121897]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.126934]  ? graph_lock+0x170/0x170
[  285.130744]  ? print_usage_bug+0xc0/0xc0
[  285.134808]  ? lock_release+0x970/0x970
[  285.138795]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  285.143994]  ? find_held_lock+0x36/0x1c0
[  285.148061]  ? graph_lock+0x170/0x170
[  285.151871]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.157418]  ? check_preemption_disabled+0x48/0x200
[  285.162450]  ? __lock_is_held+0xb5/0x140
[  285.166516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.172066]  ? check_preemption_disabled+0x48/0x200
[  285.177096]  run_timer_softirq+0x52/0xb0
[  285.181161]  ? rcu_read_lock_sched_held+0x108/0x120
[  285.186184]  __do_softirq+0x30b/0xad8
[  285.189999]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  285.195114]  ? pvclock_read_flags+0x160/0x160
[  285.199615]  ? lapic_next_event+0x5a/0x90
[  285.203769]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.209318]  ? check_preemption_disabled+0x48/0x200
[  285.214480]  ? check_preemption_disabled+0x48/0x200
[  285.219514]  ? kvm_clock_read+0x18/0x30
[  285.223494]  ? kvm_sched_clock_read+0x9/0x20
[  285.227913]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.233465]  ? check_preemption_disabled+0x48/0x200
[  285.238505]  irq_exit+0x17f/0x1c0
[  285.241970]  smp_apic_timer_interrupt+0x1cb/0x760
[  285.246823]  ? smp_reschedule_interrupt+0x109/0x650
[  285.251859]  ? smp_call_function_single_interrupt+0x650/0x650
[  285.257756]  ? interrupt_entry+0xb5/0xf0
[  285.261822]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.266855]  ? trace_hardirqs_off_caller+0xbb/0x300
[  285.271881]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.276728]  ? trace_hardirqs_off+0x300/0x300
[  285.281224]  ? trace_hardirqs_off+0x300/0x300
[  285.285724]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.291277]  ? check_preemption_disabled+0x48/0x200
[  285.296305]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.301874]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  285.306731]  apic_timer_interrupt+0xf/0x20
[  285.310964]  </IRQ>
[  285.313207] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  285.318493] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  285.337406] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  285.345133] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  285.352410] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  285.359683] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  285.366956] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  285.374229] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  285.381533]  ? arch_local_irq_restore+0x45/0x52
[  285.386222]  dump_stack+0x26a/0x2b4
[  285.389863]  ? dump_stack_print_info.cold.2+0x52/0x52
[  285.395065]  ? mark_held_locks+0x130/0x130
[  285.399307]  ? mark_held_locks+0x130/0x130
[  285.403549]  dump_header+0x27b/0xf72
[  285.407287]  ? pagefault_out_of_memory+0x197/0x197
[  285.412227]  ? mark_held_locks+0x130/0x130
[  285.416471]  ? __lock_acquire+0x7ec/0x4ec0
[  285.420720]  ? mem_cgroup_charge_statistics+0x780/0x780
[  285.426101]  ? print_usage_bug+0xc0/0xc0
[  285.430184]  ? print_usage_bug+0xc0/0xc0
[  285.434278]  ? graph_lock+0x170/0x170
[  285.438088]  ? graph_lock+0x170/0x170
[  285.441896]  ? print_usage_bug+0xc0/0xc0
[  285.445959]  ? print_usage_bug+0xc0/0xc0
[  285.450036]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.455589]  ? find_held_lock+0x36/0x1c0
[  285.459662]  ? mark_held_locks+0xc7/0x130
[  285.463818]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  285.468934]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  285.474047]  ? lockdep_hardirqs_on+0x421/0x5c0
[  285.478635]  ? trace_hardirqs_on+0xbd/0x310
[  285.482965]  ? kasan_check_read+0x11/0x20
[  285.487120]  ? ___ratelimit+0x36f/0x655
[  285.491105]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.496567]  ? trace_hardirqs_on+0x310/0x310
[  285.500983]  ? lock_downgrade+0x900/0x900
[  285.505146]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  285.510259]  ? ___ratelimit+0xaa/0x655
[  285.514166]  ? idr_get_free+0xec0/0xec0
[  285.518148]  ? kasan_check_write+0x14/0x20
[  285.522392]  ? do_raw_spin_lock+0xc1/0x200
[  285.526646]  oom_kill_process.cold.27+0x10/0x903
[  285.531414]  ? graph_lock+0x170/0x170
[  285.535220]  ? _raw_spin_unlock+0x2c/0x50
[  285.539380]  ? oom_badness+0xe6/0xaa0
[  285.543192]  ? oom_evaluate_task+0x540/0x540
[  285.547608]  ? find_held_lock+0x36/0x1c0
[  285.551689]  ? out_of_memory+0x974/0x14c0
[  285.555854]  ? lock_downgrade+0x900/0x900
[  285.560008]  ? check_preemption_disabled+0x48/0x200
[  285.565039]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  285.570853]  ? kasan_check_read+0x11/0x20
[  285.575010]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.580304]  ? rcu_bh_qs+0xc0/0xc0
[  285.583857]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  285.588886]  ? oom_evaluate_task+0x302/0x540
[  285.593315]  out_of_memory+0xa86/0x14c0
[  285.597316]  ? oom_killer_disable+0x3a0/0x3a0
[  285.601827]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  285.606775]  ? __mutex_add_waiter+0x2a0/0x2a0
[  285.611298]  __alloc_pages_slowpath+0x2318/0x2d80
[  285.616185]  ? warn_alloc+0x120/0x120
[  285.619989]  ? __radix_tree_lookup+0x4c0/0x4c0
[  285.624598]  ? find_get_entry+0x2f2/0xc40
[  285.628771]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  285.634320]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  285.639258]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.644814]  ? should_fail+0x22d/0xd01
[  285.648715]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  285.653825]  ? __lock_is_held+0xb5/0x140
[  285.657920]  ? __lock_is_held+0xb5/0x140
[  285.661995]  ? ___might_sleep+0x1ed/0x300
[  285.666145]  ? lock_release+0x970/0x970
[  285.670127]  ? arch_local_save_flags+0x40/0x40
[  285.674725]  ? __might_sleep+0x95/0x190
[  285.678706]  __alloc_pages_nodemask+0xa80/0xde0
[  285.683388]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  285.688443]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  285.694244]  ? kasan_check_read+0x11/0x20
[  285.698405]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.703688]  ? graph_lock+0x170/0x170
[  285.707492]  ? print_usage_bug+0xc0/0xc0
[  285.711556]  ? graph_lock+0x170/0x170
[  285.715360]  ? graph_lock+0x170/0x170
[  285.719163]  ? __do_page_cache_readahead+0x7ce/0x980
[  285.724285]  ? find_held_lock+0x36/0x1c0
[  285.728359]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  285.733905]  alloc_pages_current+0x10c/0x210
[  285.738318]  ? lock_downgrade+0x900/0x900
[  285.742479]  __page_cache_alloc+0x38f/0x5b0
[  285.746804]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  285.752607]  ? kasan_check_read+0x11/0x20
[  285.756760]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.762042]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  285.766724]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.772277]  ? check_preemption_disabled+0x48/0x200
[  285.777320]  filemap_fault+0x1594/0x25f0
[  285.781407]  ? __lock_page_or_retry+0xa00/0xa00
[  285.786089]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  285.791899]  ? kasan_check_read+0x11/0x20
[  285.796059]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.801347]  ? rcu_bh_qs+0xc0/0xc0
[  285.804909]  ? filemap_map_pages+0xdea/0x1980
[  285.809424]  ? graph_lock+0x170/0x170
[  285.813234]  ? find_get_pages_range_tag+0x1320/0x1320
[  285.818437]  ? pick_next_task_fair+0x98e/0x17c0
[  285.823117]  ? print_usage_bug+0xc0/0xc0
[  285.827200]  ? graph_lock+0x170/0x170
[  285.831013]  ? find_held_lock+0x36/0x1c0
[  285.835096]  ? lock_acquire+0x1ed/0x520
[  285.839078]  ? ext4_filemap_fault+0x7a/0xad
[  285.843410]  ? lock_release+0x970/0x970
[  285.847393]  ? arch_local_save_flags+0x40/0x40
[  285.851988]  ? mark_held_locks+0x130/0x130
[  285.856249]  ? down_read+0xb0/0x1d0
[  285.859888]  ? ext4_filemap_fault+0x7a/0xad
[  285.864219]  ? __down_interruptible+0x700/0x700
[  285.868897]  ? mark_held_locks+0x130/0x130
[  285.873148]  ext4_filemap_fault+0x82/0xad
[  285.877306]  __do_fault+0x100/0x6b0
[  285.880941]  ? print_bad_pte+0x6c0/0x6c0
[  285.885006]  ? graph_lock+0x170/0x170
[  285.888811]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  285.893840]  ? hrtimer_active+0x2db/0x440
[  285.897994]  ? pmd_val+0x88/0x100
[  285.901448]  ? add_mm_counter_fast+0xd0/0xd0
[  285.905864]  ? pmd_val+0x88/0x100
[  285.909319]  ? add_mm_counter_fast+0xd0/0xd0
[  285.913738]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  285.919295]  __handle_mm_fault+0x3709/0x53e0
[  285.923720]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  285.928568]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  285.933672]  ? graph_lock+0x170/0x170
[  285.937474]  ? print_usage_bug+0xc0/0xc0
[  285.941537]  ? kasan_check_read+0x11/0x20
[  285.945684]  ? __free_object+0x173/0x340
[  285.949752]  ? graph_lock+0x170/0x170
[  285.953551]  ? graph_lock+0x170/0x170
[  285.957378]  ? handle_mm_fault+0x42a/0xc70
[  285.961615]  ? lock_downgrade+0x900/0x900
[  285.965765]  ? check_preemption_disabled+0x48/0x200
[  285.970789]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  285.976591]  ? kasan_check_read+0x11/0x20
[  285.980749]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  285.986034]  ? rcu_bh_qs+0xc0/0xc0
[  285.989575]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  285.995034]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.000582]  ? check_preemption_disabled+0x48/0x200
[  286.005613]  handle_mm_fault+0x54f/0xc70
[  286.009687]  ? __handle_mm_fault+0x53e0/0x53e0
[  286.014288]  ? find_vma+0x34/0x190
[  286.017845]  __do_page_fault+0x67d/0xed0
[  286.021923]  ? mm_fault_error+0x380/0x380
[  286.026075]  ? trace_hardirqs_off+0xb8/0x300
[  286.030488]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  286.035863]  ? trace_hardirqs_on+0x310/0x310
[  286.040291]  do_page_fault+0xf2/0x7e0
[  286.044095]  ? vmalloc_sync_all+0x30/0x30
[  286.048246]  ? error_entry+0x70/0xd0
[  286.051974]  ? trace_hardirqs_off_caller+0xbb/0x300
[  286.056993]  ? trace_hardirqs_on_caller+0xc0/0x300
[  286.061928]  ? syscall_return_slowpath+0x5e0/0x5e0
[  286.066862]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.071711]  ? trace_hardirqs_off+0x300/0x300
[  286.076210]  ? trace_hardirqs_off_caller+0x300/0x300
[  286.081323]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  286.086349]  ? prepare_exit_to_usermode+0x291/0x3b0
[  286.091373]  ? page_fault+0x8/0x30
[  286.094917]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  286.099769]  ? page_fault+0x8/0x30
[  286.103310]  page_fault+0x1e/0x30
[  286.106763] RIP: 0033:0x7f9819842e40
[  286.110478] Code: Bad RIP value.
[  286.113846] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  286.119213] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  286.126483] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  286.133750] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  286.141021] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  286.148296] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  286.155588] warn_alloc_show_mem: 1 callbacks suppressed
[  286.155601] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  286.155603] Mem-Info:
[  286.155632] active_anon:39986 inactive_anon:371 isolated_anon:0
[  286.155632]  active_file:17 inactive_file:14 isolated_file:0
[  286.155632]  unevictable:0 dirty:0 writeback:0 unstable:0
[  286.155632]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  286.155632]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  286.155632]  free:13700 free_pcp:499 free_cma:0
[  286.161032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  286.161040] Call Trace:
[  286.168239] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  286.170645]  <IRQ>
[  286.203528] Node 0 
[  286.212895]  dump_stack+0x1c4/0x2b4
[  286.215482] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  286.243141]  ? dump_stack_print_info.cold.2+0x52/0x52
[  286.245277] lowmem_reserve[]:
[  286.247522]  warn_alloc.cold.118+0xb7/0x1bd
[  286.251109]  0 2817
[  286.276638]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  286.281805]  6321
[  286.284909]  ? lock_downgrade+0x900/0x900
[  286.289202]  6321
[  286.291443]  ? trace_hardirqs_off+0xb8/0x300
[  286.296258] Node 0 
[  286.298330]  ? trace_hardirqs_off+0xb8/0x300
[  286.302491] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  286.304530]  __alloc_pages_slowpath+0x2667/0x2d80
[  286.308905] lowmem_reserve[]:
[  286.311166]  ? warn_alloc+0x120/0x120
[  286.315525]  0
[  286.342262]  ? warn_alloc+0x120/0x120
[  286.347098]  0
[  286.350198]  ? print_usage_bug+0xc0/0xc0
[  286.353973]  3503
[  286.355773]  ? warn_alloc+0x120/0x120
[  286.359543]  3503
[  286.361352]  ? print_usage_bug+0xc0/0xc0
[  286.365387] Node 0 
[  286.367445]  ? __lock_acquire+0x7ec/0x4ec0
[  286.371244] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  286.373282]  ? __lock_acquire+0x7ec/0x4ec0
[  286.377318] lowmem_reserve[]:
[  286.379556]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  286.383764]  0
[  286.412325]  ? should_fail+0x22d/0xd01
[  286.416534]  0
[  286.419634]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.425145]  0 0
[  286.426953]  ? __lock_acquire+0x7ec/0x4ec0
[  286.430816] Node 0 
[  286.432629]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  286.437706] DMA: 
[  286.439680]  ? __lock_acquire+0x7ec/0x4ec0
[  286.443885] 1*4kB 
[  286.446118]  ? should_fail+0x22d/0xd01
[  286.451193] (U) 
[  286.453263]  ? mark_held_locks+0x130/0x130
[  286.457465] 0*8kB 
[  286.459607]  ? mark_held_locks+0x130/0x130
[  286.463464] 0*16kB 1*32kB 
[  286.465445]  ? graph_lock+0x170/0x170
[  286.469656] (U) 
[  286.471800]  ? graph_lock+0x170/0x170
[  286.476010] 2*64kB 
[  286.478854]  ? graph_lock+0x170/0x170
[  286.482626] (U) 
[  286.484597]  ? print_usage_bug+0xc0/0xc0
[  286.488391] 1*128kB (U) 
[  286.490636]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.494408] 1*256kB (U) 
[  286.496390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.500424] 0*512kB 
[  286.503092]  ? check_preemption_disabled+0x48/0x200
[  286.508603] 1*1024kB 
[  286.511279]  ? check_preemption_disabled+0x48/0x200
[  286.516784] (U) 
[  286.519114]  ? __lock_is_held+0xb5/0x140
[  286.524090] 1*2048kB (M) 
[  286.526508]  __alloc_pages_nodemask+0xa80/0xde0
[  286.531492] 3*4096kB (M) 
[  286.533476]  ? graph_lock+0x170/0x170
[  286.537508] = 15908kB
[  286.537516] Node 0 
[  286.540281]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  286.544923] DMA32: 
[  286.547673]  ? graph_lock+0x170/0x170
[  286.551448] 3*4kB 
[  286.553860]  ? find_held_lock+0x36/0x1c0
[  286.556073] (UM) 
[  286.561090]  ? ____cache_alloc_node+0x1c7/0x1e0
[  286.563298] 1*8kB 
[  286.567092]  ? lock_downgrade+0x900/0x900
[  286.569215] (U) 
[  286.573284]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.575320] 4*16kB 
[  286.579990]  cache_grow_begin+0x91/0x8c0
[  286.582114] (UM) 
[  286.586257]  ? do_raw_spin_unlock+0xa7/0x2f0
[  286.588208] 2*32kB (UM) 
[  286.593751]  fallback_alloc+0x203/0x2e0
[  286.595962] 2*64kB 
[  286.600017]  ____cache_alloc_node+0x1c7/0x1e0
[  286.602047] (M) 3*128kB 
[  286.606461]  kmem_cache_alloc_node+0xe3/0x730
[  286.609107] (M) 
[  286.613077]  ? ipv6_get_ifaddr+0x42e/0x620
[  286.615296] 3*256kB 
[  286.619789]  __alloc_skb+0x119/0x770
[  286.622430] (UM) 
[  286.626924]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  286.628871] 4*512kB 
[  286.633101]  ? skb_scrub_packet+0x490/0x490
[  286.635397] (UM) 
[  286.639104]  ? lock_downgrade+0x900/0x900
[  286.641162] 3*1024kB 
[  286.646442]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.648733] (M) 
[  286.653070]  ? refcount_sub_and_test_checked+0x203/0x310
[  286.655133] 3*2048kB 
[  286.659282]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  286.661668] (UM) 
[  286.667199]  ? addrconf_rs_timer+0x6f0/0x6f0
[  286.669143] 3*4096kB (M) 
[  286.674602]  ndisc_alloc_skb+0x144/0x340
[  286.676975] = 24980kB
[  286.676983] Node 0 
[  286.682429]  ndisc_send_rs+0x331/0x6e0
[  286.684466] Normal: 
[  286.688873]  addrconf_rs_timer+0x3c0/0x6f0
[  286.691602] 870*4kB 
[  286.695661]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.698043] (MEH) 
[  286.700288]  call_timer_fn+0x272/0x920
[  286.704134] 510*8kB (UMEH) 
[  286.706458]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.710664] 199*16kB 
[  286.712983]  ? process_timeout+0x40/0x40
[  286.717187] (UMEH) 
[  286.719332]  ? find_held_lock+0x36/0x1c0
[  286.723188] 70*32kB (UMEH) 
[  286.726131]  ? __run_timers+0x7da/0xc70
[  286.730327] 11*64kB (UMH) 
[  286.732751]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.736780] 2*128kB (H) 
[  286.739020]  ? _raw_spin_unlock_irq+0x27/0x80
[  286.743050] 0*256kB 0*512kB 
[  286.745987]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.749932] 0*1024kB 
[  286.752770]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  286.757233] 0*2048kB 0*4096kB 
[  286.759910]  ? trace_hardirqs_on+0xbd/0x310
[  286.764371] = 13944kB
[  286.764386] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  286.767397]  ? kasan_check_read+0x11/0x20
[  286.771607] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  286.774006]  ? __run_timers+0x7da/0xc70
[  286.778562] 410 total pagecache pages
[  286.781749]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  286.786049] 0 pages in swap cache
[  286.788456]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.797265] Swap cache stats: add 0, delete 0, find 0/0
[  286.797282] Free swap  = 0kB
[  286.801433]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  286.809975] Total swap = 0kB
[  286.809984] 1965979 pages RAM
[  286.813958]  __run_timers+0x7e5/0xc70
[  286.817723] 0 pages HighMem/MovableOnly
[  286.817732] 342744 pages reserved
[  286.823188]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  286.826606] 0 pages cma reserved
[  286.830833]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  286.836249] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  286.839189]  ? graph_lock+0x170/0x170
[  286.843456] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  286.846413]  ? enqueue_hrtimer+0x1a5/0x560
[  286.849495] cron cpuset=
[  286.853295]  ? lock_release+0x970/0x970
[  286.857244] /
[  286.860698]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  286.866041]  mems_allowed=0
[  286.869400]  ? find_held_lock+0x36/0x1c0
[  286.919048]  ? graph_lock+0x170/0x170
[  286.922859]  ? pvclock_read_flags+0x160/0x160
[  286.927366]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.932914]  ? check_preemption_disabled+0x48/0x200
[  286.937948]  ? __lock_is_held+0xb5/0x140
[  286.942022]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.947566]  ? check_preemption_disabled+0x48/0x200
[  286.952597]  run_timer_softirq+0x52/0xb0
[  286.956665]  ? rcu_read_lock_sched_held+0x108/0x120
[  286.961691]  __do_softirq+0x30b/0xad8
[  286.965510]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  286.970622]  ? pvclock_read_flags+0x160/0x160
[  286.975123]  ? lapic_next_event+0x5a/0x90
[  286.979286]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  286.985217]  ? check_preemption_disabled+0x48/0x200
[  286.990239]  ? check_preemption_disabled+0x48/0x200
[  286.995282]  ? kvm_clock_read+0x18/0x30
[  286.999261]  ? kvm_sched_clock_read+0x9/0x20
[  287.003687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.009235]  ? check_preemption_disabled+0x48/0x200
[  287.014282]  irq_exit+0x17f/0x1c0
[  287.017745]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.022592]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.028477]  ? interrupt_entry+0xb5/0xf0
[  287.032540]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.037557]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.042576]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.047422]  ? trace_hardirqs_off+0x300/0x300
[  287.051919]  ? trace_hardirqs_off+0x300/0x300
[  287.056418]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.061964]  ? check_preemption_disabled+0x48/0x200
[  287.066985]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.072535]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.077393]  apic_timer_interrupt+0xf/0x20
[  287.081623]  </IRQ>
[  287.083866] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  287.088798] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  287.107712] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  287.115608] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  287.122873] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  287.130151] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  287.137430] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  287.144708] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  287.152034]  skb_clone+0x1bb/0x500
[  287.155586]  ? finish_task_switch+0x2f5/0x900
[  287.160092]  ? skb_split+0x11e0/0x11e0
[  287.163990]  ? preempt_notifier_register+0x200/0x200
[  287.169098]  ? __switch_to_asm+0x34/0x70
[  287.173159]  ? __switch_to_asm+0x34/0x70
[  287.177220]  ? __switch_to_asm+0x40/0x70
[  287.181287]  ? __switch_to_asm+0x34/0x70
[  287.185352]  ? __switch_to_asm+0x40/0x70
[  287.189413]  ? __switch_to_asm+0x34/0x70
[  287.193478]  ? __switch_to_asm+0x40/0x70
[  287.197537]  ? __switch_to_asm+0x34/0x70
[  287.201602]  ? __switch_to_asm+0x34/0x70
[  287.205668]  ? __switch_to_asm+0x40/0x70
[  287.209734]  ? __switch_to_asm+0x34/0x70
[  287.213810]  bpf_clone_redirect+0xb9/0x490
[  287.218055]  ? __schedule+0x874/0x1ed0
[  287.221955]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  287.226983]  ? __sched_text_start+0x8/0x8
[  287.231137]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  287.235911]  ? find_held_lock+0x36/0x1c0
[  287.240002]  ? lock_acquire+0x1ed/0x520
[  287.243979]  ? bpf_test_run+0x32e/0x5a0
[  287.247958]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.253499]  ? check_preemption_disabled+0x48/0x200
[  287.258528]  ? kasan_check_read+0x11/0x20
[  287.262682]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.267965]  ? rcu_bh_qs+0xc0/0xc0
[  287.271508]  ? preempt_schedule+0x4d/0x60
[  287.275659]  ? ___preempt_schedule+0x16/0x18
[  287.280075]  ? bpf_test_run+0x1c0/0x5a0
[  287.284060]  ? netlink_diag_dump+0x2a0/0x2a0
[  287.288496]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.294039]  ? bpf_test_init.isra.9+0x70/0x100
[  287.298633]  ? bpf_prog_test_run_skb+0x634/0xb40
[  287.303400]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  287.308245]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  287.313789]  ? fput+0x130/0x1a0
[  287.317073]  ? __bpf_prog_get+0x9b/0x290
[  287.321140]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  287.325985]  ? bpf_prog_test_run+0x130/0x1a0
[  287.330397]  ? __x64_sys_bpf+0x3d8/0x510
[  287.334459]  ? bpf_prog_get+0x20/0x20
[  287.338277]  ? ksys_ioctl+0x81/0xd0
[  287.341918]  ? do_syscall_64+0x1b9/0x820
[  287.345984]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  287.351363]  ? syscall_return_slowpath+0x5e0/0x5e0
[  287.356307]  ? trace_hardirqs_off+0x300/0x300
[  287.360813]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  287.365834]  ? recalc_sigpending_tsk+0x180/0x180
[  287.370602]  ? kasan_check_write+0x14/0x20
[  287.374848]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.379705]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  287.385090] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  287.385170] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  287.391503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  287.391512] Call Trace:
[  287.398106] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  287.407333]  <IRQ>
[  287.409911] syz-executor4 cpuset=
[  287.420395]  dump_stack+0x1c4/0x2b4
[  287.422521] syz4
[  287.425972]  ? dump_stack_print_info.cold.2+0x52/0x52
[  287.429578]  mems_allowed=0
[  287.431553]  warn_alloc.cold.118+0xb7/0x1bd
[  287.443971]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  287.448822]  ? lock_downgrade+0x900/0x900
[  287.452984]  ? trace_hardirqs_off+0xb8/0x300
[  287.457422]  ? trace_hardirqs_off+0xb8/0x300
[  287.461850]  __alloc_pages_slowpath+0x2667/0x2d80
[  287.466730]  ? warn_alloc+0x120/0x120
[  287.470538]  ? warn_alloc+0x120/0x120
[  287.474347]  ? print_usage_bug+0xc0/0xc0
[  287.478414]  ? warn_alloc+0x120/0x120
[  287.482216]  ? print_usage_bug+0xc0/0xc0
[  287.486291]  ? __lock_acquire+0x7ec/0x4ec0
[  287.490528]  ? __lock_acquire+0x7ec/0x4ec0
[  287.494770]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.500318]  ? should_fail+0x22d/0xd01
[  287.504218]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.509331]  ? __lock_acquire+0x7ec/0x4ec0
[  287.513580]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  287.518684]  ? __lock_acquire+0x7ec/0x4ec0
[  287.522921]  ? should_fail+0x22d/0xd01
[  287.526823]  ? mark_held_locks+0x130/0x130
[  287.531069]  ? mark_held_locks+0x130/0x130
[  287.535311]  ? graph_lock+0x170/0x170
[  287.539119]  ? graph_lock+0x170/0x170
[  287.542935]  ? graph_lock+0x170/0x170
[  287.546746]  ? print_usage_bug+0xc0/0xc0
[  287.550814]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.556361]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.561905]  ? check_preemption_disabled+0x48/0x200
[  287.566928]  ? check_preemption_disabled+0x48/0x200
[  287.571962]  ? __lock_is_held+0xb5/0x140
[  287.576031]  __alloc_pages_nodemask+0xa80/0xde0
[  287.580702]  ? graph_lock+0x170/0x170
[  287.584511]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  287.589532]  ? graph_lock+0x170/0x170
[  287.593348]  ? find_held_lock+0x36/0x1c0
[  287.597421]  ? ____cache_alloc_node+0x1c7/0x1e0
[  287.602095]  ? lock_downgrade+0x900/0x900
[  287.606253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.611809]  cache_grow_begin+0x91/0x8c0
[  287.615881]  ? do_raw_spin_unlock+0xa7/0x2f0
[  287.620305]  fallback_alloc+0x203/0x2e0
[  287.624301]  ____cache_alloc_node+0x1c7/0x1e0
[  287.628803]  kmem_cache_alloc_node+0xe3/0x730
[  287.633312]  ? ipv6_get_ifaddr+0x42e/0x620
[  287.637558]  __alloc_skb+0x119/0x770
[  287.641280]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  287.646566]  ? skb_scrub_packet+0x490/0x490
[  287.650887]  ? lock_downgrade+0x900/0x900
[  287.655047]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.660590]  ? refcount_sub_and_test_checked+0x203/0x310
[  287.666048]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  287.671502]  ? addrconf_rs_timer+0x6f0/0x6f0
[  287.675924]  ndisc_alloc_skb+0x144/0x340
[  287.679995]  ndisc_send_rs+0x331/0x6e0
[  287.683894]  addrconf_rs_timer+0x3c0/0x6f0
[  287.688138]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.692394]  call_timer_fn+0x272/0x920
[  287.696292]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.700537]  ? process_timeout+0x40/0x40
[  287.704597]  ? find_held_lock+0x36/0x1c0
[  287.708668]  ? mark_held_locks+0xc7/0x130
[  287.712850]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.717350]  ? _raw_spin_unlock_irq+0x27/0x80
[  287.721852]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.726089]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  287.730677]  ? trace_hardirqs_on+0xbd/0x310
[  287.735001]  ? kasan_check_read+0x11/0x20
[  287.739157]  ? __run_timers+0x7da/0xc70
[  287.743142]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  287.748606]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.752863]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  287.757103]  __run_timers+0x7e5/0xc70
[  287.760919]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  287.766300]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  287.771325]  ? graph_lock+0x170/0x170
[  287.775134]  ? print_usage_bug+0xc0/0xc0
[  287.779198]  ? lock_release+0x970/0x970
[  287.783177]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  287.788382]  ? find_held_lock+0x36/0x1c0
[  287.792450]  ? graph_lock+0x170/0x170
[  287.796256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.801812]  ? check_preemption_disabled+0x48/0x200
[  287.806855]  ? __lock_is_held+0xb5/0x140
[  287.810926]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.816468]  ? check_preemption_disabled+0x48/0x200
[  287.821501]  run_timer_softirq+0x52/0xb0
[  287.825564]  ? rcu_read_lock_sched_held+0x108/0x120
[  287.830588]  __do_softirq+0x30b/0xad8
[  287.834402]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  287.839516]  ? pvclock_read_flags+0x160/0x160
[  287.844015]  ? lapic_next_event+0x5a/0x90
[  287.848164]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.853760]  ? check_preemption_disabled+0x48/0x200
[  287.858776]  ? check_preemption_disabled+0x48/0x200
[  287.863804]  ? kvm_clock_read+0x18/0x30
[  287.867783]  ? kvm_sched_clock_read+0x9/0x20
[  287.872198]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  287.877739]  ? check_preemption_disabled+0x48/0x200
[  287.882774]  irq_exit+0x17f/0x1c0
[  287.886231]  smp_apic_timer_interrupt+0x1cb/0x760
[  287.891074]  ? smp_reschedule_interrupt+0x109/0x650
[  287.896097]  ? smp_call_function_single_interrupt+0x650/0x650
[  287.901981]  ? interrupt_entry+0xb5/0xf0
[  287.906046]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.911080]  ? trace_hardirqs_off_caller+0xbb/0x300
[  287.916103]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.920949]  ? trace_hardirqs_off+0x300/0x300
[  287.925445]  ? trace_hardirqs_off+0x300/0x300
[  287.929943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.935490]  ? check_preemption_disabled+0x48/0x200
[  287.940506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  287.946053]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  287.950909]  apic_timer_interrupt+0xf/0x20
[  287.955139]  </IRQ>
[  287.957378] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  287.962656] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  287.981569] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  287.989296] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  287.996567] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  288.003862] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  288.011139] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  288.018411] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  288.025708]  ? arch_local_irq_restore+0x45/0x52
[  288.030386]  dump_stack+0x26a/0x2b4
[  288.034020]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.039219]  ? mark_held_locks+0x130/0x130
[  288.043455]  ? mark_held_locks+0x130/0x130
[  288.047699]  dump_header+0x27b/0xf72
[  288.051429]  ? pagefault_out_of_memory+0x197/0x197
[  288.056371]  ? mark_held_locks+0x130/0x130
[  288.060607]  ? __lock_acquire+0x7ec/0x4ec0
[  288.064850]  ? mem_cgroup_charge_statistics+0x780/0x780
[  288.070216]  ? print_usage_bug+0xc0/0xc0
[  288.074293]  ? print_usage_bug+0xc0/0xc0
[  288.078369]  ? graph_lock+0x170/0x170
[  288.082171]  ? graph_lock+0x170/0x170
[  288.085978]  ? print_usage_bug+0xc0/0xc0
[  288.090042]  ? print_usage_bug+0xc0/0xc0
[  288.094116]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.099663]  ? find_held_lock+0x36/0x1c0
[  288.103733]  ? mark_held_locks+0xc7/0x130
[  288.107887]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.112992]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.118099]  ? lockdep_hardirqs_on+0x421/0x5c0
[  288.122688]  ? trace_hardirqs_on+0xbd/0x310
[  288.127013]  ? kasan_check_read+0x11/0x20
[  288.131167]  ? ___ratelimit+0x36f/0x655
[  288.135145]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.140600]  ? trace_hardirqs_on+0x310/0x310
[  288.145016]  ? lock_downgrade+0x900/0x900
[  288.149177]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  288.154294]  ? ___ratelimit+0xaa/0x655
[  288.158185]  ? idr_get_free+0xec0/0xec0
[  288.162168]  ? kasan_check_write+0x14/0x20
[  288.166409]  ? do_raw_spin_lock+0xc1/0x200
[  288.170656]  oom_kill_process.cold.27+0x10/0x903
[  288.175420]  ? graph_lock+0x170/0x170
[  288.179225]  ? _raw_spin_unlock+0x2c/0x50
[  288.183376]  ? oom_badness+0xe6/0xaa0
[  288.187205]  ? oom_evaluate_task+0x540/0x540
[  288.191623]  ? find_held_lock+0x36/0x1c0
[  288.195715]  ? out_of_memory+0x974/0x14c0
[  288.199875]  ? lock_downgrade+0x900/0x900
[  288.204033]  ? check_preemption_disabled+0x48/0x200
[  288.209063]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  288.214867]  ? kasan_check_read+0x11/0x20
[  288.219022]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.224309]  ? rcu_bh_qs+0xc0/0xc0
[  288.227874]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  288.232896]  ? oom_evaluate_task+0x302/0x540
[  288.237314]  out_of_memory+0xa86/0x14c0
[  288.241309]  ? oom_killer_disable+0x3a0/0x3a0
[  288.245813]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  288.250762]  ? __mutex_add_waiter+0x2a0/0x2a0
[  288.255290]  __alloc_pages_slowpath+0x2318/0x2d80
[  288.260192]  ? warn_alloc+0x120/0x120
[  288.263998]  ? __radix_tree_lookup+0x4c0/0x4c0
[  288.268595]  ? find_get_entry+0x2f2/0xc40
[  288.272755]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  288.278307]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  288.283241]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.288792]  ? should_fail+0x22d/0xd01
[  288.292686]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  288.297793]  ? __lock_is_held+0xb5/0x140
[  288.301887]  ? __lock_is_held+0xb5/0x140
[  288.305968]  ? ___might_sleep+0x1ed/0x300
[  288.310117]  ? lock_release+0x970/0x970
[  288.314096]  ? arch_local_save_flags+0x40/0x40
[  288.318692]  ? __might_sleep+0x95/0x190
[  288.322673]  __alloc_pages_nodemask+0xa80/0xde0
[  288.327357]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  288.332380]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  288.338185]  ? kasan_check_read+0x11/0x20
[  288.342345]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.347637]  ? graph_lock+0x170/0x170
[  288.351443]  ? print_usage_bug+0xc0/0xc0
[  288.355508]  ? graph_lock+0x170/0x170
[  288.359331]  ? graph_lock+0x170/0x170
[  288.363135]  ? __do_page_cache_readahead+0x7ce/0x980
[  288.368244]  ? find_held_lock+0x36/0x1c0
[  288.372320]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  288.377870]  alloc_pages_current+0x10c/0x210
[  288.382289]  ? lock_downgrade+0x900/0x900
[  288.386464]  __page_cache_alloc+0x38f/0x5b0
[  288.390793]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  288.396591]  ? kasan_check_read+0x11/0x20
[  288.400741]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.406024]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  288.410698]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.416240]  ? check_preemption_disabled+0x48/0x200
[  288.421278]  filemap_fault+0x1594/0x25f0
[  288.425357]  ? __lock_page_or_retry+0xa00/0xa00
[  288.430062]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  288.435873]  ? kasan_check_read+0x11/0x20
[  288.440024]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.445308]  ? rcu_bh_qs+0xc0/0xc0
[  288.448887]  ? filemap_map_pages+0xdea/0x1980
[  288.453400]  ? graph_lock+0x170/0x170
[  288.457205]  ? find_get_pages_range_tag+0x1320/0x1320
[  288.462399]  ? pick_next_task_fair+0x98e/0x17c0
[  288.467072]  ? print_usage_bug+0xc0/0xc0
[  288.471136]  ? graph_lock+0x170/0x170
[  288.474944]  ? find_held_lock+0x36/0x1c0
[  288.479021]  ? lock_acquire+0x1ed/0x520
[  288.483001]  ? ext4_filemap_fault+0x7a/0xad
[  288.487334]  ? lock_release+0x970/0x970
[  288.491312]  ? arch_local_save_flags+0x40/0x40
[  288.495903]  ? mark_held_locks+0x130/0x130
[  288.500174]  ? down_read+0xb0/0x1d0
[  288.503804]  ? ext4_filemap_fault+0x7a/0xad
[  288.508131]  ? __down_interruptible+0x700/0x700
[  288.512807]  ? mark_held_locks+0x130/0x130
[  288.517064]  ext4_filemap_fault+0x82/0xad
[  288.521222]  __do_fault+0x100/0x6b0
[  288.524863]  ? print_bad_pte+0x6c0/0x6c0
[  288.528925]  ? graph_lock+0x170/0x170
[  288.532729]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  288.537750]  ? hrtimer_active+0x2db/0x440
[  288.541904]  ? pmd_val+0x88/0x100
[  288.545360]  ? add_mm_counter_fast+0xd0/0xd0
[  288.549768]  ? pmd_val+0x88/0x100
[  288.553221]  ? add_mm_counter_fast+0xd0/0xd0
[  288.557638]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.563208]  __handle_mm_fault+0x3709/0x53e0
[  288.567629]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  288.572476]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  288.577585]  ? graph_lock+0x170/0x170
[  288.581390]  ? print_usage_bug+0xc0/0xc0
[  288.585452]  ? kasan_check_read+0x11/0x20
[  288.589602]  ? __free_object+0x173/0x340
[  288.593664]  ? graph_lock+0x170/0x170
[  288.597465]  ? graph_lock+0x170/0x170
[  288.601294]  ? handle_mm_fault+0x42a/0xc70
[  288.605532]  ? lock_downgrade+0x900/0x900
[  288.609683]  ? check_preemption_disabled+0x48/0x200
[  288.614708]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  288.620507]  ? kasan_check_read+0x11/0x20
[  288.624656]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  288.629941]  ? rcu_bh_qs+0xc0/0xc0
[  288.633482]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  288.638933]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  288.644477]  ? check_preemption_disabled+0x48/0x200
[  288.649506]  handle_mm_fault+0x54f/0xc70
[  288.653574]  ? __handle_mm_fault+0x53e0/0x53e0
[  288.658164]  ? find_vma+0x34/0x190
[  288.661710]  __do_page_fault+0x67d/0xed0
[  288.665782]  ? mm_fault_error+0x380/0x380
[  288.669932]  ? trace_hardirqs_off+0xb8/0x300
[  288.674345]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  288.679709]  ? trace_hardirqs_on+0x310/0x310
[  288.684126]  do_page_fault+0xf2/0x7e0
[  288.687930]  ? vmalloc_sync_all+0x30/0x30
[  288.692079]  ? error_entry+0x70/0xd0
[  288.695799]  ? trace_hardirqs_off_caller+0xbb/0x300
[  288.700816]  ? trace_hardirqs_on_caller+0xc0/0x300
[  288.705764]  ? syscall_return_slowpath+0x5e0/0x5e0
[  288.710698]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.715545]  ? trace_hardirqs_off+0x300/0x300
[  288.720042]  ? trace_hardirqs_off_caller+0x300/0x300
[  288.725147]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  288.730167]  ? prepare_exit_to_usermode+0x291/0x3b0
[  288.735187]  ? page_fault+0x8/0x30
[  288.738730]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  288.743575]  ? page_fault+0x8/0x30
[  288.747116]  page_fault+0x1e/0x30
[  288.750568] RIP: 0033:0x7f9819842e40
[  288.754292] Code: Bad RIP value.
[  288.757658] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  288.763021] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  288.770299] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  288.777569] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  288.784842] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  288.792114] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  288.799430] warn_alloc_show_mem: 1 callbacks suppressed
[  288.799444] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  288.799446] Mem-Info:
[  288.799476] active_anon:39986 inactive_anon:371 isolated_anon:0
[  288.799476]  active_file:17 inactive_file:14 isolated_file:0
[  288.799476]  unevictable:0 dirty:0 writeback:0 unstable:0
[  288.799476]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  288.799476]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  288.799476]  free:13700 free_pcp:499 free_cma:0
[  288.804818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  288.804827] Call Trace:
[  288.812037] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  288.814442]  <IRQ>
[  288.847336] Node 0 
[  288.856715]  dump_stack+0x1c4/0x2b4
[  288.859313] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  288.886974]  ? dump_stack_print_info.cold.2+0x52/0x52
[  288.889105] lowmem_reserve[]:
[  288.891356]  warn_alloc.cold.118+0xb7/0x1bd
[  288.894939]  0
[  288.920455]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  288.925624]  2817
[  288.928754]  ? lock_downgrade+0x900/0x900
[  288.933038]  6321 6321
[  288.934852]  ? trace_hardirqs_off+0xb8/0x300
[  288.939667] Node 0 
[  288.941736]  ? trace_hardirqs_off+0xb8/0x300
[  288.945876] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  288.948360]  __alloc_pages_slowpath+0x2667/0x2d80
[  288.952720] lowmem_reserve[]: 0
[  288.954989]  ? warn_alloc+0x120/0x120
[  288.959342]  0 3503
[  288.986535]  ? trace_hardirqs_on+0x310/0x310
[  288.991364]  3503
[  288.994643]  ? warn_alloc+0x120/0x120
[  288.998414] Node 0 
[  289.000653]  ? print_usage_bug+0xc0/0xc0
[  289.005060] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  289.007096]  ? warn_alloc+0x120/0x120
[  289.010862] lowmem_reserve[]: 0
[  289.013111]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  289.017134]  0 0
[  289.045697]  ? print_usage_bug+0xc0/0xc0
[  289.049477]  0
[  289.052758]  ? __lock_acquire+0x7ec/0x4ec0
[  289.057750] Node 0 
[  289.059730]  ? __lock_acquire+0x7ec/0x4ec0
[  289.063760] DMA: 
[  289.065566]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.069768] 1*4kB 
[  289.072010]  ? should_fail+0x22d/0xd01
[  289.076217] (U) 0*8kB 
[  289.078302]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.083897] 0*16kB 1*32kB 
[  289.086060]  ? __lock_acquire+0x7ec/0x4ec0
[  289.089913] (U) 2*64kB 
[  289.092429]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  289.097504] (U) 
[  289.100359]  ? __lock_acquire+0x7ec/0x4ec0
[  289.104558] 1*128kB 
[  289.107142]  ? should_fail+0x22d/0xd01
[  289.112210] (U) 1*256kB 
[  289.114200]  ? print_usage_bug+0xc0/0xc0
[  289.119365] (U) 0*512kB 
[  289.121715]  ? mark_held_locks+0x130/0x130
[  289.125557] 1*1024kB (U) 
[  289.128240]  ? mark_held_locks+0x130/0x130
[  289.132264] 1*2048kB (M) 
[  289.134956]  ? graph_lock+0x170/0x170
[  289.139153] 3*4096kB (M) 
[  289.141929]  ? print_usage_bug+0xc0/0xc0
[  289.146135] = 15908kB
[  289.148892]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.152666] Node 0 
[  289.155424]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.159449] DMA32: 3*4kB 
[  289.161869]  ? check_preemption_disabled+0x48/0x200
[  289.166596] (UM) 
[  289.168835]  ? check_preemption_disabled+0x48/0x200
[  289.174342] 1*8kB (U) 
[  289.177114]  ? __lock_is_held+0xb5/0x140
[  289.182094] 4*16kB (UM) 
[  289.184169]  __alloc_pages_nodemask+0xa80/0xde0
[  289.189151] 2*32kB 
[  289.191644]  ? graph_lock+0x170/0x170
[  289.195678] (UM) 
[  289.198349]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  289.202980] 2*64kB (M) 
[  289.205220]  ? graph_lock+0x170/0x170
[  289.208996] 3*128kB 
[  289.211061]  ? find_held_lock+0x36/0x1c0
[  289.216042] (M) 
[  289.218625]  ? ____cache_alloc_node+0x1c7/0x1e0
[  289.222395] 3*256kB 
[  289.224712]  ? lock_downgrade+0x900/0x900
[  289.228745] (UM) 
[  289.230722]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.235367] 4*512kB 
[  289.237688]  cache_grow_begin+0x91/0x8c0
[  289.241800] (UM) 3*1024kB 
[  289.243866]  ? do_raw_spin_unlock+0xa7/0x2f0
[  289.249368] (M) 3*2048kB 
[  289.251700]  fallback_alloc+0x203/0x2e0
[  289.255725] (UM) 3*4096kB 
[  289.258581]  ____cache_alloc_node+0x1c7/0x1e0
[  289.262958] (M) 
[  289.265713]  kmem_cache_alloc_node+0xe3/0x730
[  289.269658] = 24980kB
[  289.272495]  ? ipv6_get_ifaddr+0x42e/0x620
[  289.276963] Node 0 
[  289.278939]  __alloc_skb+0x119/0x770
[  289.283404] Normal: 
[  289.285810]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.290017] 870*4kB 
[  289.292250]  ? skb_scrub_packet+0x490/0x490
[  289.295934] (MEH) 
[  289.298254]  ? lock_downgrade+0x900/0x900
[  289.303509] 510*8kB 
[  289.305840]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.310135] (UMEH) 
[  289.312293]  ? refcount_sub_and_test_checked+0x203/0x310
[  289.316408] 199*16kB (UMEH) 
[  289.318758]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  289.324262] 70*32kB (UMEH) 
[  289.326515]  ? addrconf_rs_timer+0x6f0/0x6f0
[  289.331932] 11*64kB (UMH) 
[  289.334969]  ndisc_alloc_skb+0x144/0x340
[  289.340374] 2*128kB (H) 
[  289.343324]  ndisc_send_rs+0x331/0x6e0
[  289.347695] 0*256kB 0*512kB 
[  289.350554]  addrconf_rs_timer+0x3c0/0x6f0
[  289.354581] 0*1024kB 
[  289.357260]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.361113] 0*2048kB 
[  289.364141]  call_timer_fn+0x272/0x920
[  289.368331] 0*4096kB = 13944kB
[  289.370755]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.374970] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  289.377377]  ? process_timeout+0x40/0x40
[  289.381237] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  289.381245] 410 total pagecache pages
[  289.384444]  ? find_held_lock+0x36/0x1c0
[  289.388659] 0 pages in swap cache
[  289.397499]  ? __run_timers+0x7da/0xc70
[  289.401539] Swap cache stats: add 0, delete 0, find 0/0
[  289.410114]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.413890] Free swap  = 0kB
[  289.417949]  ? _raw_spin_unlock_irq+0x27/0x80
[  289.421375] Total swap = 0kB
[  289.425353]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.430684] 1965979 pages RAM
[  289.435184]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  289.438166] 0 pages HighMem/MovableOnly
[  289.438175] 342744 pages reserved
[  289.442691]  ? trace_hardirqs_on+0xbd/0x310
[  289.445682] 0 pages cma reserved
[  289.449914]  ? kasan_check_read+0x11/0x20
[  289.453063] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  289.457573]  ? __run_timers+0x7da/0xc70
[  289.457591]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  289.457610]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.461623] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  289.465019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  289.469333] cron cpuset=
[  289.472705]  __run_timers+0x7e5/0xc70
[  289.476824] /
[  289.483334]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  289.487288]  mems_allowed=0
[  289.492741]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  289.532308]  ? graph_lock+0x170/0x170
[  289.536125]  ? enqueue_hrtimer+0x1a5/0x560
[  289.540363]  ? lock_release+0x970/0x970
[  289.544365]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  289.549564]  ? find_held_lock+0x36/0x1c0
[  289.553652]  ? graph_lock+0x170/0x170
[  289.557455]  ? pvclock_read_flags+0x160/0x160
[  289.561955]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.567496]  ? check_preemption_disabled+0x48/0x200
[  289.572524]  ? __lock_is_held+0xb5/0x140
[  289.576607]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.582149]  ? check_preemption_disabled+0x48/0x200
[  289.587174]  run_timer_softirq+0x52/0xb0
[  289.591239]  ? rcu_read_lock_sched_held+0x108/0x120
[  289.596277]  __do_softirq+0x30b/0xad8
[  289.600095]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  289.605208]  ? pvclock_read_flags+0x160/0x160
[  289.609708]  ? lapic_next_event+0x5a/0x90
[  289.613863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.619408]  ? check_preemption_disabled+0x48/0x200
[  289.624447]  ? check_preemption_disabled+0x48/0x200
[  289.629469]  ? kvm_clock_read+0x18/0x30
[  289.633443]  ? kvm_sched_clock_read+0x9/0x20
[  289.637853]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.643396]  ? check_preemption_disabled+0x48/0x200
[  289.648448]  irq_exit+0x17f/0x1c0
[  289.651914]  smp_apic_timer_interrupt+0x1cb/0x760
[  289.656763]  ? smp_call_function_single_interrupt+0x650/0x650
[  289.662658]  ? interrupt_entry+0xb5/0xf0
[  289.666729]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.671753]  ? trace_hardirqs_off_caller+0xbb/0x300
[  289.676782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.681634]  ? trace_hardirqs_off+0x300/0x300
[  289.686135]  ? trace_hardirqs_off+0x300/0x300
[  289.690641]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.696184]  ? check_preemption_disabled+0x48/0x200
[  289.701204]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.706752]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  289.711611]  apic_timer_interrupt+0xf/0x20
[  289.715844]  </IRQ>
[  289.718086] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  289.723017] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  289.741940] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  289.749657] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  289.756952] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  289.764227] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  289.771499] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  289.778768] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  289.786089]  skb_clone+0x1bb/0x500
[  289.789636]  ? finish_task_switch+0x2f5/0x900
[  289.794136]  ? skb_split+0x11e0/0x11e0
[  289.798027]  ? preempt_notifier_register+0x200/0x200
[  289.803132]  ? __switch_to_asm+0x34/0x70
[  289.807196]  ? __switch_to_asm+0x34/0x70
[  289.811258]  ? __switch_to_asm+0x40/0x70
[  289.815326]  ? __switch_to_asm+0x34/0x70
[  289.819402]  ? __switch_to_asm+0x40/0x70
[  289.823461]  ? __switch_to_asm+0x34/0x70
[  289.827522]  ? __switch_to_asm+0x40/0x70
[  289.831584]  ? __switch_to_asm+0x34/0x70
[  289.835652]  ? __switch_to_asm+0x34/0x70
[  289.839714]  ? __switch_to_asm+0x40/0x70
[  289.843777]  ? __switch_to_asm+0x34/0x70
[  289.847852]  bpf_clone_redirect+0xb9/0x490
[  289.852096]  ? __schedule+0x874/0x1ed0
[  289.855994]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  289.861019]  ? __sched_text_start+0x8/0x8
[  289.865171]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  289.869945]  ? find_held_lock+0x36/0x1c0
[  289.874019]  ? lock_acquire+0x1ed/0x520
[  289.877997]  ? bpf_test_run+0x32e/0x5a0
[  289.881978]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  289.887519]  ? check_preemption_disabled+0x48/0x200
[  289.892550]  ? kasan_check_read+0x11/0x20
[  289.896700]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  289.901983]  ? rcu_bh_qs+0xc0/0xc0
[  289.905526]  ? preempt_schedule+0x4d/0x60
[  289.909720]  ? ___preempt_schedule+0x16/0x18
[  289.914139]  ? bpf_test_run+0x1c0/0x5a0
[  289.918129]  ? netlink_diag_dump+0x2a0/0x2a0
[  289.922543]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  289.928081]  ? bpf_test_init.isra.9+0x70/0x100
[  289.932670]  ? bpf_prog_test_run_skb+0x634/0xb40
[  289.937432]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  289.942288]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  289.947830]  ? fput+0x130/0x1a0
[  289.951111]  ? __bpf_prog_get+0x9b/0x290
[  289.955178]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  289.960018]  ? bpf_prog_test_run+0x130/0x1a0
[  289.964431]  ? __x64_sys_bpf+0x3d8/0x510
[  289.968491]  ? bpf_prog_get+0x20/0x20
[  289.972307]  ? ksys_ioctl+0x81/0xd0
[  289.975957]  ? do_syscall_64+0x1b9/0x820
[  289.980023]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  289.985395]  ? syscall_return_slowpath+0x5e0/0x5e0
[  289.990330]  ? trace_hardirqs_off+0x300/0x300
[  289.994834]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  289.999851]  ? recalc_sigpending_tsk+0x180/0x180
[  290.004610]  ? kasan_check_write+0x14/0x20
[  290.008851]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.013703]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  290.019087] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  290.019174] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  290.025496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  290.025501] Call Trace:
[  290.025508]  <IRQ>
[  290.025524]  dump_stack+0x1c4/0x2b4
[  290.025544]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.032079] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  290.041394]  warn_alloc.cold.118+0xb7/0x1bd
[  290.043952] syz-executor4 cpuset=
[  290.046097]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  290.049699] syz4
[  290.054890]  ? lock_downgrade+0x900/0x900
[  290.065364]  mems_allowed=0
[  290.069692]  ? trace_hardirqs_off+0xb8/0x300
[  290.091372]  ? trace_hardirqs_off+0xb8/0x300
[  290.095798]  __alloc_pages_slowpath+0x2667/0x2d80
[  290.100679]  ? warn_alloc+0x120/0x120
[  290.104488]  ? warn_alloc+0x120/0x120
[  290.108300]  ? print_usage_bug+0xc0/0xc0
[  290.112372]  ? warn_alloc+0x120/0x120
[  290.116180]  ? print_usage_bug+0xc0/0xc0
[  290.120281]  ? __lock_acquire+0x7ec/0x4ec0
[  290.124525]  ? __lock_acquire+0x7ec/0x4ec0
[  290.128767]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.134314]  ? should_fail+0x22d/0xd01
[  290.138212]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.143927]  ? __lock_acquire+0x7ec/0x4ec0
[  290.148168]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.153280]  ? __lock_acquire+0x7ec/0x4ec0
[  290.157519]  ? should_fail+0x22d/0xd01
[  290.161418]  ? mark_held_locks+0x130/0x130
[  290.165661]  ? mark_held_locks+0x130/0x130
[  290.169902]  ? graph_lock+0x170/0x170
[  290.173704]  ? graph_lock+0x170/0x170
[  290.177509]  ? graph_lock+0x170/0x170
[  290.181316]  ? print_usage_bug+0xc0/0xc0
[  290.185382]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.190927]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.196469]  ? check_preemption_disabled+0x48/0x200
[  290.201492]  ? check_preemption_disabled+0x48/0x200
[  290.206523]  ? __lock_is_held+0xb5/0x140
[  290.210597]  __alloc_pages_nodemask+0xa80/0xde0
[  290.215269]  ? graph_lock+0x170/0x170
[  290.219085]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  290.224099]  ? graph_lock+0x170/0x170
[  290.227916]  ? find_held_lock+0x36/0x1c0
[  290.231993]  ? ____cache_alloc_node+0x1c7/0x1e0
[  290.236669]  ? lock_downgrade+0x900/0x900
[  290.240826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.246379]  cache_grow_begin+0x91/0x8c0
[  290.250443]  ? do_raw_spin_unlock+0xa7/0x2f0
[  290.254871]  fallback_alloc+0x203/0x2e0
[  290.258878]  ____cache_alloc_node+0x1c7/0x1e0
[  290.263384]  kmem_cache_alloc_node+0xe3/0x730
[  290.267884]  ? ipv6_get_ifaddr+0x42e/0x620
[  290.272131]  __alloc_skb+0x119/0x770
[  290.275862]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.281145]  ? skb_scrub_packet+0x490/0x490
[  290.285465]  ? lock_downgrade+0x900/0x900
[  290.289626]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.295186]  ? refcount_sub_and_test_checked+0x203/0x310
[  290.300643]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  290.306097]  ? addrconf_rs_timer+0x6f0/0x6f0
[  290.310523]  ndisc_alloc_skb+0x144/0x340
[  290.314594]  ndisc_send_rs+0x331/0x6e0
[  290.318500]  addrconf_rs_timer+0x3c0/0x6f0
[  290.322745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.326999]  call_timer_fn+0x272/0x920
[  290.330888]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.335126]  ? process_timeout+0x40/0x40
[  290.339192]  ? find_held_lock+0x36/0x1c0
[  290.343266]  ? mark_held_locks+0xc7/0x130
[  290.347437]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.351940]  ? _raw_spin_unlock_irq+0x27/0x80
[  290.356442]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.360687]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  290.365285]  ? trace_hardirqs_on+0xbd/0x310
[  290.369609]  ? kasan_check_read+0x11/0x20
[  290.373766]  ? __run_timers+0x7da/0xc70
[  290.377744]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.383203]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.387446]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  290.391686]  __run_timers+0x7e5/0xc70
[  290.395502]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  290.400873]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.405894]  ? graph_lock+0x170/0x170
[  290.409701]  ? print_usage_bug+0xc0/0xc0
[  290.413760]  ? lock_release+0x970/0x970
[  290.417740]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  290.422937]  ? find_held_lock+0x36/0x1c0
[  290.427005]  ? graph_lock+0x170/0x170
[  290.430833]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.436381]  ? check_preemption_disabled+0x48/0x200
[  290.441411]  ? __lock_is_held+0xb5/0x140
[  290.445479]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.451018]  ? check_preemption_disabled+0x48/0x200
[  290.456043]  run_timer_softirq+0x52/0xb0
[  290.460108]  ? rcu_read_lock_sched_held+0x108/0x120
[  290.465129]  __do_softirq+0x30b/0xad8
[  290.468942]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  290.474056]  ? pvclock_read_flags+0x160/0x160
[  290.478571]  ? lapic_next_event+0x5a/0x90
[  290.482720]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.488285]  ? check_preemption_disabled+0x48/0x200
[  290.493306]  ? check_preemption_disabled+0x48/0x200
[  290.498332]  ? kvm_clock_read+0x18/0x30
[  290.502311]  ? kvm_sched_clock_read+0x9/0x20
[  290.506721]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.512289]  ? check_preemption_disabled+0x48/0x200
[  290.517323]  irq_exit+0x17f/0x1c0
[  290.520803]  smp_apic_timer_interrupt+0x1cb/0x760
[  290.525646]  ? smp_reschedule_interrupt+0x109/0x650
[  290.530666]  ? smp_call_function_single_interrupt+0x650/0x650
[  290.536555]  ? interrupt_entry+0xb5/0xf0
[  290.540620]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.545636]  ? trace_hardirqs_off_caller+0xbb/0x300
[  290.550659]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.555503]  ? trace_hardirqs_off+0x300/0x300
[  290.560003]  ? trace_hardirqs_off+0x300/0x300
[  290.564502]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.570044]  ? check_preemption_disabled+0x48/0x200
[  290.575065]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.580638]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  290.585499]  apic_timer_interrupt+0xf/0x20
[  290.589727]  </IRQ>
[  290.591969] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  290.597251] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  290.616176] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  290.623897] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  290.631174] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  290.638456] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  290.645730] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  290.653008] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  290.660314]  ? arch_local_irq_restore+0x45/0x52
[  290.664999]  dump_stack+0x26a/0x2b4
[  290.668632]  ? dump_stack_print_info.cold.2+0x52/0x52
[  290.673825]  ? mark_held_locks+0x130/0x130
[  290.678068]  ? mark_held_locks+0x130/0x130
[  290.682319]  dump_header+0x27b/0xf72
[  290.686052]  ? pagefault_out_of_memory+0x197/0x197
[  290.691008]  ? mark_held_locks+0x130/0x130
[  290.695245]  ? __lock_acquire+0x7ec/0x4ec0
[  290.699495]  ? mem_cgroup_charge_statistics+0x780/0x780
[  290.704873]  ? print_usage_bug+0xc0/0xc0
[  290.708941]  ? print_usage_bug+0xc0/0xc0
[  290.713015]  ? graph_lock+0x170/0x170
[  290.716818]  ? graph_lock+0x170/0x170
[  290.720628]  ? print_usage_bug+0xc0/0xc0
[  290.724687]  ? print_usage_bug+0xc0/0xc0
[  290.728765]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.734314]  ? find_held_lock+0x36/0x1c0
[  290.738389]  ? mark_held_locks+0xc7/0x130
[  290.742545]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  290.747648]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  290.752755]  ? lockdep_hardirqs_on+0x421/0x5c0
[  290.757340]  ? trace_hardirqs_on+0xbd/0x310
[  290.761664]  ? kasan_check_read+0x11/0x20
[  290.765815]  ? ___ratelimit+0x36f/0x655
[  290.769802]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  290.775263]  ? trace_hardirqs_on+0x310/0x310
[  290.779707]  ? lock_downgrade+0x900/0x900
[  290.783871]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  290.788986]  ? ___ratelimit+0xaa/0x655
[  290.792882]  ? idr_get_free+0xec0/0xec0
[  290.796867]  ? kasan_check_write+0x14/0x20
[  290.801108]  ? do_raw_spin_lock+0xc1/0x200
[  290.805382]  oom_kill_process.cold.27+0x10/0x903
[  290.810164]  ? graph_lock+0x170/0x170
[  290.813978]  ? _raw_spin_unlock+0x2c/0x50
[  290.818129]  ? oom_badness+0xe6/0xaa0
[  290.821942]  ? oom_evaluate_task+0x540/0x540
[  290.826362]  ? find_held_lock+0x36/0x1c0
[  290.830437]  ? out_of_memory+0x974/0x14c0
[  290.834590]  ? lock_downgrade+0x900/0x900
[  290.838763]  ? check_preemption_disabled+0x48/0x200
[  290.843790]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.849597]  ? kasan_check_read+0x11/0x20
[  290.853754]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.859035]  ? rcu_bh_qs+0xc0/0xc0
[  290.862585]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  290.867602]  ? oom_evaluate_task+0x302/0x540
[  290.872023]  out_of_memory+0xa86/0x14c0
[  290.876011]  ? oom_killer_disable+0x3a0/0x3a0
[  290.880508]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  290.885450]  ? __mutex_add_waiter+0x2a0/0x2a0
[  290.889957]  __alloc_pages_slowpath+0x2318/0x2d80
[  290.894836]  ? warn_alloc+0x120/0x120
[  290.898641]  ? __radix_tree_lookup+0x4c0/0x4c0
[  290.903240]  ? find_get_entry+0x2f2/0xc40
[  290.907410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  290.912957]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  290.917892]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  290.923434]  ? should_fail+0x22d/0xd01
[  290.927331]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  290.932438]  ? __lock_is_held+0xb5/0x140
[  290.936525]  ? __lock_is_held+0xb5/0x140
[  290.940603]  ? ___might_sleep+0x1ed/0x300
[  290.944770]  ? lock_release+0x970/0x970
[  290.948747]  ? arch_local_save_flags+0x40/0x40
[  290.953345]  ? __might_sleep+0x95/0x190
[  290.957332]  __alloc_pages_nodemask+0xa80/0xde0
[  290.962014]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  290.967038]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  290.972851]  ? kasan_check_read+0x11/0x20
[  290.977009]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  290.982299]  ? graph_lock+0x170/0x170
[  290.986302]  ? print_usage_bug+0xc0/0xc0
[  290.990389]  ? graph_lock+0x170/0x170
[  290.994188]  ? graph_lock+0x170/0x170
[  290.997994]  ? __do_page_cache_readahead+0x7ce/0x980
[  291.003106]  ? find_held_lock+0x36/0x1c0
[  291.007179]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  291.012720]  alloc_pages_current+0x10c/0x210
[  291.017159]  ? lock_downgrade+0x900/0x900
[  291.021318]  __page_cache_alloc+0x38f/0x5b0
[  291.025665]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.031469]  ? kasan_check_read+0x11/0x20
[  291.035618]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.040900]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  291.045573]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.051135]  ? check_preemption_disabled+0x48/0x200
[  291.056161]  filemap_fault+0x1594/0x25f0
[  291.060237]  ? __lock_page_or_retry+0xa00/0xa00
[  291.064917]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.070713]  ? kasan_check_read+0x11/0x20
[  291.074869]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.080152]  ? rcu_bh_qs+0xc0/0xc0
[  291.083705]  ? filemap_map_pages+0xdea/0x1980
[  291.088218]  ? graph_lock+0x170/0x170
[  291.092022]  ? find_get_pages_range_tag+0x1320/0x1320
[  291.097215]  ? pick_next_task_fair+0x98e/0x17c0
[  291.101887]  ? print_usage_bug+0xc0/0xc0
[  291.105950]  ? graph_lock+0x170/0x170
[  291.110369]  ? find_held_lock+0x36/0x1c0
[  291.114448]  ? lock_acquire+0x1ed/0x520
[  291.118954]  ? ext4_filemap_fault+0x7a/0xad
[  291.123295]  ? lock_release+0x970/0x970
[  291.127282]  ? arch_local_save_flags+0x40/0x40
[  291.131877]  ? mark_held_locks+0x130/0x130
[  291.136125]  ? down_read+0xb0/0x1d0
[  291.139754]  ? ext4_filemap_fault+0x7a/0xad
[  291.144083]  ? __down_interruptible+0x700/0x700
[  291.148756]  ? mark_held_locks+0x130/0x130
[  291.153008]  ext4_filemap_fault+0x82/0xad
[  291.157161]  __do_fault+0x100/0x6b0
[  291.160798]  ? print_bad_pte+0x6c0/0x6c0
[  291.164862]  ? graph_lock+0x170/0x170
[  291.168668]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  291.173687]  ? hrtimer_active+0x2db/0x440
[  291.177835]  ? pmd_val+0x88/0x100
[  291.181304]  ? add_mm_counter_fast+0xd0/0xd0
[  291.185710]  ? pmd_val+0x88/0x100
[  291.189167]  ? add_mm_counter_fast+0xd0/0xd0
[  291.193583]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.199129]  __handle_mm_fault+0x3709/0x53e0
[  291.203549]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  291.208396]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  291.213499]  ? graph_lock+0x170/0x170
[  291.217561]  ? print_usage_bug+0xc0/0xc0
[  291.221623]  ? kasan_check_read+0x11/0x20
[  291.225774]  ? __free_object+0x173/0x340
[  291.229837]  ? graph_lock+0x170/0x170
[  291.233646]  ? graph_lock+0x170/0x170
[  291.237477]  ? handle_mm_fault+0x42a/0xc70
[  291.241720]  ? lock_downgrade+0x900/0x900
[  291.245873]  ? check_preemption_disabled+0x48/0x200
[  291.250901]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  291.256710]  ? kasan_check_read+0x11/0x20
[  291.260880]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.266166]  ? rcu_bh_qs+0xc0/0xc0
[  291.269708]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  291.275167]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.280707]  ? check_preemption_disabled+0x48/0x200
[  291.285734]  handle_mm_fault+0x54f/0xc70
[  291.289807]  ? __handle_mm_fault+0x53e0/0x53e0
[  291.294398]  ? find_vma+0x34/0x190
[  291.297948]  __do_page_fault+0x67d/0xed0
[  291.302024]  ? mm_fault_error+0x380/0x380
[  291.306172]  ? trace_hardirqs_off+0xb8/0x300
[  291.310584]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  291.315953]  ? trace_hardirqs_on+0x310/0x310
[  291.320389]  do_page_fault+0xf2/0x7e0
[  291.324198]  ? vmalloc_sync_all+0x30/0x30
[  291.328353]  ? error_entry+0x70/0xd0
[  291.332077]  ? trace_hardirqs_off_caller+0xbb/0x300
[  291.337100]  ? trace_hardirqs_on_caller+0xc0/0x300
[  291.342046]  ? syscall_return_slowpath+0x5e0/0x5e0
[  291.346993]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.351860]  ? trace_hardirqs_off+0x300/0x300
[  291.356362]  ? trace_hardirqs_off_caller+0x300/0x300
[  291.361481]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  291.366506]  ? prepare_exit_to_usermode+0x291/0x3b0
[  291.371527]  ? page_fault+0x8/0x30
[  291.375075]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  291.379929]  ? page_fault+0x8/0x30
[  291.383472]  page_fault+0x1e/0x30
[  291.386927] RIP: 0033:0x7f9819842e40
[  291.390648] Code: Bad RIP value.
[  291.394007] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  291.399374] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  291.406652] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  291.413936] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  291.421212] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  291.428485] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  291.435785] warn_alloc_show_mem: 1 callbacks suppressed
[  291.435797] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  291.435807] Mem-Info:
[  291.441196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  291.441206] Call Trace:
[  291.448403] active_anon:39986 inactive_anon:371 isolated_anon:0
[  291.448403]  active_file:17 inactive_file:14 isolated_file:0
[  291.448403]  unevictable:0 dirty:0 writeback:0 unstable:0
[  291.448403]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  291.448403]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  291.448403]  free:13700 free_pcp:499 free_cma:0
[  291.450782]  <IRQ>
[  291.460151] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  291.462736]  dump_stack+0x1c4/0x2b4
[  291.495601] Node 0 
[  291.497764]  ? dump_stack_print_info.cold.2+0x52/0x52
[  291.525441] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  291.529062]  warn_alloc.cold.118+0xb7/0x1bd
[  291.531255] lowmem_reserve[]: 0
[  291.536456]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  291.561941]  2817 6321
[  291.566296]  ? lock_downgrade+0x900/0x900
[  291.569550]  6321
[  291.574402]  ? trace_hardirqs_off+0xb8/0x300
[  291.581022]  ? trace_hardirqs_off+0xb8/0x300
[  291.583056] Node 0 
[  291.587466]  __alloc_pages_slowpath+0x2667/0x2d80
[  291.591871] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  291.594128]  ? warn_alloc+0x120/0x120
[  291.598919] lowmem_reserve[]:
[  291.625651]  ? warn_alloc+0x120/0x120
[  291.629443]  0
[  291.632547]  ? print_usage_bug+0xc0/0xc0
[  291.636316]  0 3503
[  291.638128]  ? warn_alloc+0x120/0x120
[  291.642159]  3503
[  291.644411]  ? print_usage_bug+0xc0/0xc0
[  291.648185] Node 0 
[  291.650244]  ? __lock_acquire+0x7ec/0x4ec0
[  291.654313] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  291.656523]  ? __lock_acquire+0x7ec/0x4ec0
[  291.660728] lowmem_reserve[]: 0
[  291.689321]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  291.693536]  0
[  291.696814]  ? should_fail+0x22d/0xd01
[  291.702331]  0
[  291.704150]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.707999]  0
[  291.709804]  ? __lock_acquire+0x7ec/0x4ec0
[  291.714886] Node 0 
[  291.716687]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  291.720910] DMA: 
[  291.723145]  ? __lock_acquire+0x7ec/0x4ec0
[  291.728224] 1*4kB 
[  291.730289]  ? should_fail+0x22d/0xd01
[  291.734494] (U) 
[  291.736646]  ? mark_held_locks+0x130/0x130
[  291.740504] 0*8kB 
[  291.742476]  ? mark_held_locks+0x130/0x130
[  291.746682] 0*16kB 1*32kB 
[  291.748844]  ? graph_lock+0x170/0x170
[  291.753056] (U) 
[  291.755896]  ? graph_lock+0x170/0x170
[  291.759667] 2*64kB (U) 
[  291.761644]  ? graph_lock+0x170/0x170
[  291.765436] 1*128kB 
[  291.768016]  ? print_usage_bug+0xc0/0xc0
[  291.771791] (U) 
[  291.774110]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.778145] 1*256kB 
[  291.780118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.785630] (U) 
[  291.787951]  ? check_preemption_disabled+0x48/0x200
[  291.793468] 0*512kB 
[  291.795445]  ? check_preemption_disabled+0x48/0x200
[  291.800435] 1*1024kB 
[  291.802762]  ? __lock_is_held+0xb5/0x140
[  291.807742] (U) 
[  291.810153]  __alloc_pages_nodemask+0xa80/0xde0
[  291.814178] 1*2048kB (M) 
[  291.816155]  ? graph_lock+0x170/0x170
[  291.820794] 3*4096kB (M) 
[  291.823557]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  291.827329] = 15908kB
[  291.830082]  ? graph_lock+0x170/0x170
[  291.835076] Node 0 
[  291.837498]  ? find_held_lock+0x36/0x1c0
[  291.841258] DMA32: 3*4kB 
[  291.843517]  ? ____cache_alloc_node+0x1c7/0x1e0
[  291.847549] (UM) 
[  291.850312]  ? lock_downgrade+0x900/0x900
[  291.854948] 1*8kB (U) 
[  291.857023]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.861136] 4*16kB 
[  291.863634]  cache_grow_begin+0x91/0x8c0
[  291.869142] (UM) 
[  291.871384]  ? do_raw_spin_unlock+0xa7/0x2f0
[  291.875410] 2*32kB (UM) 
[  291.877482]  fallback_alloc+0x203/0x2e0
[  291.881860] 2*64kB (M) 
[  291.884544]  ____cache_alloc_node+0x1c7/0x1e0
[  291.888489] 3*128kB (M) 
[  291.891089]  kmem_cache_alloc_node+0xe3/0x730
[  291.895547] 3*256kB (UM) 
[  291.898228]  ? ipv6_get_ifaddr+0x42e/0x620
[  291.902728] 4*512kB 
[  291.905493]  __alloc_skb+0x119/0x770
[  291.909695] (UM) 
[  291.912021]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  291.915705] 3*1024kB 
[  291.917771]  ? skb_scrub_packet+0x490/0x490
[  291.923019] (M) 
[  291.925429]  ? lock_downgrade+0x900/0x900
[  291.929718] 3*2048kB (UM) 
[  291.931706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  291.935817] 3*4096kB (M) 
[  291.938671]  ? refcount_sub_and_test_checked+0x203/0x310
[  291.944175] = 24980kB
[  291.944183] Node 0 
[  291.946937]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  291.952357] Normal: 
[  291.954762]  ? addrconf_rs_timer+0x6f0/0x6f0
[  291.956973] 870*4kB 
[  291.962422]  ndisc_alloc_skb+0x144/0x340
[  291.964714] (MEH) 
[  291.969118]  ndisc_send_rs+0x331/0x6e0
[  291.971416] 510*8kB 
[  291.975472]  addrconf_rs_timer+0x3c0/0x6f0
[  291.977592] (UMEH) 
[  291.981475]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.983769] 199*16kB (UMEH) 
[  291.988015]  call_timer_fn+0x272/0x920
[  291.990211] 70*32kB (UMEH) 
[  291.994452]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  291.997440] 11*64kB (UMH) 
[  292.001333]  ? process_timeout+0x40/0x40
[  292.004238] 2*128kB 
[  292.008468]  ? find_held_lock+0x36/0x1c0
[  292.011302] (H) 
[  292.015366]  ? __run_timers+0x7da/0xc70
[  292.017647] 0*256kB 0*512kB 
[  292.021708]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.023662] 0*1024kB 
[  292.027626]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.030618] 0*2048kB 
[  292.035099]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.035117]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  292.037498] 0*4096kB = 13944kB
[  292.041999]  ? trace_hardirqs_on+0xbd/0x310
[  292.044393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  292.048626]  ? kasan_check_read+0x11/0x20
[  292.053209] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  292.056402]  ? __run_timers+0x7da/0xc70
[  292.060708] 410 total pagecache pages
[  292.069560]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  292.073695] 0 pages in swap cache
[  292.082266]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.086227] Swap cache stats: add 0, delete 0, find 0/0
[  292.090018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.095440] Free swap  = 0kB
[  292.098887]  __run_timers+0x7e5/0xc70
[  292.103093] Total swap = 0kB
[  292.108457]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  292.112655] 1965979 pages RAM
[  292.115670]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  292.119437] 0 pages HighMem/MovableOnly
[  292.119446] 342744 pages reserved
[  292.122458]  ? graph_lock+0x170/0x170
[  292.127796] 0 pages cma reserved
[  292.130893]  ? enqueue_hrtimer+0x1a5/0x560
[  292.135946] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.139841]  ? lock_release+0x970/0x970
[  292.139860]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  292.143359] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.147095]  ? find_held_lock+0x36/0x1c0
[  292.150434] cron cpuset=
[  292.154665]  ? graph_lock+0x170/0x170
[  292.161130] /
[  292.165103]  ? pvclock_read_flags+0x160/0x160
[  292.170296]  mems_allowed=0
[  292.180003]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.205141]  ? check_preemption_disabled+0x48/0x200
[  292.210174]  ? __lock_is_held+0xb5/0x140
[  292.214240]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.219786]  ? check_preemption_disabled+0x48/0x200
[  292.224815]  run_timer_softirq+0x52/0xb0
[  292.228882]  ? rcu_read_lock_sched_held+0x108/0x120
[  292.233902]  __do_softirq+0x30b/0xad8
[  292.237733]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  292.242852]  ? pvclock_read_flags+0x160/0x160
[  292.247365]  ? lapic_next_event+0x5a/0x90
[  292.251517]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.257062]  ? check_preemption_disabled+0x48/0x200
[  292.262080]  ? check_preemption_disabled+0x48/0x200
[  292.267108]  ? kvm_clock_read+0x18/0x30
[  292.271087]  ? kvm_sched_clock_read+0x9/0x20
[  292.275499]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.281046]  ? check_preemption_disabled+0x48/0x200
[  292.286079]  irq_exit+0x17f/0x1c0
[  292.289537]  smp_apic_timer_interrupt+0x1cb/0x760
[  292.294384]  ? smp_call_function_single_interrupt+0x650/0x650
[  292.300280]  ? interrupt_entry+0xb5/0xf0
[  292.304353]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.309376]  ? trace_hardirqs_off_caller+0xbb/0x300
[  292.314395]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.319242]  ? trace_hardirqs_off+0x300/0x300
[  292.323745]  ? trace_hardirqs_off+0x300/0x300
[  292.328244]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.333796]  ? check_preemption_disabled+0x48/0x200
[  292.338812]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.344369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.349229]  apic_timer_interrupt+0xf/0x20
[  292.353480]  </IRQ>
[  292.355733] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  292.360666] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  292.379570] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  292.387302] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  292.394574] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  292.401840] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  292.409109] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  292.416376] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  292.423715]  skb_clone+0x1bb/0x500
[  292.427260]  ? finish_task_switch+0x2f5/0x900
[  292.431766]  ? skb_split+0x11e0/0x11e0
[  292.435659]  ? preempt_notifier_register+0x200/0x200
[  292.440761]  ? __switch_to_asm+0x34/0x70
[  292.444823]  ? __switch_to_asm+0x34/0x70
[  292.448884]  ? __switch_to_asm+0x40/0x70
[  292.452946]  ? __switch_to_asm+0x34/0x70
[  292.457008]  ? __switch_to_asm+0x40/0x70
[  292.461080]  ? __switch_to_asm+0x34/0x70
[  292.465142]  ? __switch_to_asm+0x40/0x70
[  292.469202]  ? __switch_to_asm+0x34/0x70
[  292.473265]  ? __switch_to_asm+0x34/0x70
[  292.477332]  ? __switch_to_asm+0x40/0x70
[  292.481396]  ? __switch_to_asm+0x34/0x70
[  292.485464]  bpf_clone_redirect+0xb9/0x490
[  292.489703]  ? __schedule+0x874/0x1ed0
[  292.493599]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  292.498622]  ? __sched_text_start+0x8/0x8
[  292.502776]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  292.507548]  ? find_held_lock+0x36/0x1c0
[  292.511620]  ? lock_acquire+0x1ed/0x520
[  292.515594]  ? bpf_test_run+0x32e/0x5a0
[  292.519571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.525114]  ? check_preemption_disabled+0x48/0x200
[  292.530141]  ? kasan_check_read+0x11/0x20
[  292.534300]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.539584]  ? rcu_bh_qs+0xc0/0xc0
[  292.543128]  ? preempt_schedule+0x4d/0x60
[  292.547287]  ? ___preempt_schedule+0x16/0x18
[  292.551703]  ? bpf_test_run+0x1c0/0x5a0
[  292.555689]  ? netlink_diag_dump+0x2a0/0x2a0
[  292.560105]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.565640]  ? bpf_test_init.isra.9+0x70/0x100
[  292.570316]  ? bpf_prog_test_run_skb+0x634/0xb40
[  292.575089]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  292.579934]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  292.585469]  ? fput+0x130/0x1a0
[  292.588754]  ? __bpf_prog_get+0x9b/0x290
[  292.592818]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  292.597662]  ? bpf_prog_test_run+0x130/0x1a0
[  292.602092]  ? __x64_sys_bpf+0x3d8/0x510
[  292.606157]  ? bpf_prog_get+0x20/0x20
[  292.609968]  ? ksys_ioctl+0x81/0xd0
[  292.613604]  ? do_syscall_64+0x1b9/0x820
[  292.617668]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  292.623035]  ? syscall_return_slowpath+0x5e0/0x5e0
[  292.627986]  ? trace_hardirqs_off+0x300/0x300
[  292.632484]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  292.637499]  ? recalc_sigpending_tsk+0x180/0x180
[  292.642259]  ? kasan_check_write+0x14/0x20
[  292.646509]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  292.651366]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  292.656752] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  292.656826] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  292.663164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  292.663173] Call Trace:
[  292.669769] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  292.678995]  <IRQ>
[  292.681566] syz-executor4 cpuset=
[  292.692053]  dump_stack+0x1c4/0x2b4
[  292.694184] syz4
[  292.697640]  ? dump_stack_print_info.cold.2+0x52/0x52
[  292.701241]  mems_allowed=0
[  292.703221]  warn_alloc.cold.118+0xb7/0x1bd
[  292.715626]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  292.720481]  ? lock_downgrade+0x900/0x900
[  292.724643]  ? trace_hardirqs_off+0xb8/0x300
[  292.729067]  ? trace_hardirqs_off+0xb8/0x300
[  292.733490]  __alloc_pages_slowpath+0x2667/0x2d80
[  292.738369]  ? warn_alloc+0x120/0x120
[  292.742184]  ? warn_alloc+0x120/0x120
[  292.745993]  ? print_usage_bug+0xc0/0xc0
[  292.750058]  ? warn_alloc+0x120/0x120
[  292.753865]  ? print_usage_bug+0xc0/0xc0
[  292.757933]  ? __lock_acquire+0x7ec/0x4ec0
[  292.762167]  ? __lock_acquire+0x7ec/0x4ec0
[  292.766413]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  292.771954]  ? should_fail+0x22d/0xd01
[  292.775859]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.780965]  ? __lock_acquire+0x7ec/0x4ec0
[  292.785206]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  292.790313]  ? __lock_acquire+0x7ec/0x4ec0
[  292.794550]  ? should_fail+0x22d/0xd01
[  292.798455]  ? mark_held_locks+0x130/0x130
[  292.802699]  ? mark_held_locks+0x130/0x130
[  292.806937]  ? graph_lock+0x170/0x170
[  292.810740]  ? graph_lock+0x170/0x170
[  292.814542]  ? graph_lock+0x170/0x170
[  292.818342]  ? print_usage_bug+0xc0/0xc0
[  292.822404]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.827943]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.833487]  ? check_preemption_disabled+0x48/0x200
[  292.838508]  ? check_preemption_disabled+0x48/0x200
[  292.843539]  ? __lock_is_held+0xb5/0x140
[  292.847606]  __alloc_pages_nodemask+0xa80/0xde0
[  292.852287]  ? graph_lock+0x170/0x170
[  292.856100]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  292.861118]  ? graph_lock+0x170/0x170
[  292.864938]  ? find_held_lock+0x36/0x1c0
[  292.869031]  ? ____cache_alloc_node+0x1c7/0x1e0
[  292.873706]  ? lock_downgrade+0x900/0x900
[  292.877869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.883418]  cache_grow_begin+0x91/0x8c0
[  292.887488]  ? do_raw_spin_unlock+0xa7/0x2f0
[  292.891909]  fallback_alloc+0x203/0x2e0
[  292.895894]  ____cache_alloc_node+0x1c7/0x1e0
[  292.900397]  kmem_cache_alloc_node+0xe3/0x730
[  292.904899]  ? ipv6_get_ifaddr+0x42e/0x620
[  292.909146]  __alloc_skb+0x119/0x770
[  292.912868]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  292.918153]  ? skb_scrub_packet+0x490/0x490
[  292.922479]  ? lock_downgrade+0x900/0x900
[  292.926637]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  292.932178]  ? refcount_sub_and_test_checked+0x203/0x310
[  292.937639]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  292.943099]  ? addrconf_rs_timer+0x6f0/0x6f0
[  292.947526]  ndisc_alloc_skb+0x144/0x340
[  292.951595]  ndisc_send_rs+0x331/0x6e0
[  292.955489]  addrconf_rs_timer+0x3c0/0x6f0
[  292.959731]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.963985]  call_timer_fn+0x272/0x920
[  292.967877]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.972121]  ? process_timeout+0x40/0x40
[  292.976183]  ? find_held_lock+0x36/0x1c0
[  292.980270]  ? mark_held_locks+0xc7/0x130
[  292.984677]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.989173]  ? _raw_spin_unlock_irq+0x27/0x80
[  292.993668]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  292.997904]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  293.002487]  ? trace_hardirqs_on+0xbd/0x310
[  293.006809]  ? kasan_check_read+0x11/0x20
[  293.010964]  ? __run_timers+0x7da/0xc70
[  293.014941]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.020399]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.024641]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  293.028884]  __run_timers+0x7e5/0xc70
[  293.032699]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  293.038071]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.043094]  ? graph_lock+0x170/0x170
[  293.046902]  ? print_usage_bug+0xc0/0xc0
[  293.050961]  ? lock_release+0x970/0x970
[  293.054939]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  293.060135]  ? find_held_lock+0x36/0x1c0
[  293.064205]  ? graph_lock+0x170/0x170
[  293.068013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.073559]  ? check_preemption_disabled+0x48/0x200
[  293.078586]  ? __lock_is_held+0xb5/0x140
[  293.082649]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.088190]  ? check_preemption_disabled+0x48/0x200
[  293.093219]  run_timer_softirq+0x52/0xb0
[  293.097291]  ? rcu_read_lock_sched_held+0x108/0x120
[  293.102311]  __do_softirq+0x30b/0xad8
[  293.106127]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  293.111236]  ? pvclock_read_flags+0x160/0x160
[  293.116260]  ? lapic_next_event+0x5a/0x90
[  293.120423]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.125964]  ? check_preemption_disabled+0x48/0x200
[  293.130981]  ? check_preemption_disabled+0x48/0x200
[  293.136009]  ? kvm_clock_read+0x18/0x30
[  293.139986]  ? kvm_sched_clock_read+0x9/0x20
[  293.144399]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.149945]  ? check_preemption_disabled+0x48/0x200
[  293.154980]  irq_exit+0x17f/0x1c0
[  293.158439]  smp_apic_timer_interrupt+0x1cb/0x760
[  293.163290]  ? smp_reschedule_interrupt+0x109/0x650
[  293.168317]  ? smp_call_function_single_interrupt+0x650/0x650
[  293.174205]  ? interrupt_entry+0xb5/0xf0
[  293.178270]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.183300]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.188325]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.193176]  ? trace_hardirqs_off+0x300/0x300
[  293.197673]  ? trace_hardirqs_off+0x300/0x300
[  293.202176]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.207721]  ? check_preemption_disabled+0x48/0x200
[  293.212744]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.218302]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.223162]  apic_timer_interrupt+0xf/0x20
[  293.227391]  </IRQ>
[  293.229629] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  293.234907] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  293.253818] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  293.261542] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  293.268813] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  293.276088] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  293.283361] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  293.290632] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  293.297923]  ? arch_local_irq_restore+0x45/0x52
[  293.302603]  dump_stack+0x26a/0x2b4
[  293.306233]  ? dump_stack_print_info.cold.2+0x52/0x52
[  293.311428]  ? mark_held_locks+0x130/0x130
[  293.315662]  ? mark_held_locks+0x130/0x130
[  293.319907]  dump_header+0x27b/0xf72
[  293.323638]  ? pagefault_out_of_memory+0x197/0x197
[  293.328578]  ? mark_held_locks+0x130/0x130
[  293.332814]  ? __lock_acquire+0x7ec/0x4ec0
[  293.337055]  ? mem_cgroup_charge_statistics+0x780/0x780
[  293.342424]  ? print_usage_bug+0xc0/0xc0
[  293.346491]  ? print_usage_bug+0xc0/0xc0
[  293.350559]  ? graph_lock+0x170/0x170
[  293.354361]  ? graph_lock+0x170/0x170
[  293.358169]  ? print_usage_bug+0xc0/0xc0
[  293.362228]  ? print_usage_bug+0xc0/0xc0
[  293.366306]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.371859]  ? find_held_lock+0x36/0x1c0
[  293.375929]  ? mark_held_locks+0xc7/0x130
[  293.380081]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  293.385190]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  293.390305]  ? lockdep_hardirqs_on+0x421/0x5c0
[  293.394890]  ? trace_hardirqs_on+0xbd/0x310
[  293.399213]  ? kasan_check_read+0x11/0x20
[  293.403363]  ? ___ratelimit+0x36f/0x655
[  293.407341]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.412795]  ? trace_hardirqs_on+0x310/0x310
[  293.417205]  ? lock_downgrade+0x900/0x900
[  293.421360]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  293.426472]  ? ___ratelimit+0xaa/0x655
[  293.430364]  ? idr_get_free+0xec0/0xec0
[  293.434355]  ? kasan_check_write+0x14/0x20
[  293.438592]  ? do_raw_spin_lock+0xc1/0x200
[  293.442839]  oom_kill_process.cold.27+0x10/0x903
[  293.447603]  ? graph_lock+0x170/0x170
[  293.451406]  ? _raw_spin_unlock+0x2c/0x50
[  293.455558]  ? oom_badness+0xe6/0xaa0
[  293.459369]  ? oom_evaluate_task+0x540/0x540
[  293.463783]  ? find_held_lock+0x36/0x1c0
[  293.467858]  ? out_of_memory+0x974/0x14c0
[  293.472007]  ? lock_downgrade+0x900/0x900
[  293.476160]  ? check_preemption_disabled+0x48/0x200
[  293.481187]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.486989]  ? kasan_check_read+0x11/0x20
[  293.491138]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.496420]  ? rcu_bh_qs+0xc0/0xc0
[  293.499968]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  293.504994]  ? oom_evaluate_task+0x302/0x540
[  293.509412]  out_of_memory+0xa86/0x14c0
[  293.513413]  ? oom_killer_disable+0x3a0/0x3a0
[  293.517910]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  293.522849]  ? __mutex_add_waiter+0x2a0/0x2a0
[  293.527363]  __alloc_pages_slowpath+0x2318/0x2d80
[  293.532260]  ? warn_alloc+0x120/0x120
[  293.536072]  ? __radix_tree_lookup+0x4c0/0x4c0
[  293.540674]  ? find_get_entry+0x2f2/0xc40
[  293.544838]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  293.550390]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  293.555342]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.560886]  ? should_fail+0x22d/0xd01
[  293.564781]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  293.569885]  ? __lock_is_held+0xb5/0x140
[  293.573974]  ? __lock_is_held+0xb5/0x140
[  293.578053]  ? ___might_sleep+0x1ed/0x300
[  293.582204]  ? lock_release+0x970/0x970
[  293.586185]  ? arch_local_save_flags+0x40/0x40
[  293.590801]  ? __might_sleep+0x95/0x190
[  293.594788]  __alloc_pages_nodemask+0xa80/0xde0
[  293.599470]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  293.604494]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.610300]  ? kasan_check_read+0x11/0x20
[  293.614452]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.619744]  ? graph_lock+0x170/0x170
[  293.623548]  ? print_usage_bug+0xc0/0xc0
[  293.627612]  ? graph_lock+0x170/0x170
[  293.631414]  ? graph_lock+0x170/0x170
[  293.635218]  ? __do_page_cache_readahead+0x7ce/0x980
[  293.640330]  ? find_held_lock+0x36/0x1c0
[  293.644400]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  293.649944]  alloc_pages_current+0x10c/0x210
[  293.654357]  ? lock_downgrade+0x900/0x900
[  293.658514]  __page_cache_alloc+0x38f/0x5b0
[  293.662839]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.668648]  ? kasan_check_read+0x11/0x20
[  293.672799]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.678085]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  293.682758]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.688308]  ? check_preemption_disabled+0x48/0x200
[  293.693340]  filemap_fault+0x1594/0x25f0
[  293.697420]  ? __lock_page_or_retry+0xa00/0xa00
[  293.702097]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.707895]  ? kasan_check_read+0x11/0x20
[  293.712052]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.717329]  ? rcu_bh_qs+0xc0/0xc0
[  293.720887]  ? filemap_map_pages+0xdea/0x1980
[  293.725401]  ? graph_lock+0x170/0x170
[  293.729208]  ? find_get_pages_range_tag+0x1320/0x1320
[  293.734400]  ? pick_next_task_fair+0x98e/0x17c0
[  293.739073]  ? print_usage_bug+0xc0/0xc0
[  293.743133]  ? graph_lock+0x170/0x170
[  293.746944]  ? find_held_lock+0x36/0x1c0
[  293.751022]  ? lock_acquire+0x1ed/0x520
[  293.754997]  ? ext4_filemap_fault+0x7a/0xad
[  293.759327]  ? lock_release+0x970/0x970
[  293.763311]  ? arch_local_save_flags+0x40/0x40
[  293.767897]  ? mark_held_locks+0x130/0x130
[  293.772143]  ? down_read+0xb0/0x1d0
[  293.775773]  ? ext4_filemap_fault+0x7a/0xad
[  293.780094]  ? __down_interruptible+0x700/0x700
[  293.784769]  ? mark_held_locks+0x130/0x130
[  293.789016]  ext4_filemap_fault+0x82/0xad
[  293.793218]  __do_fault+0x100/0x6b0
[  293.796855]  ? print_bad_pte+0x6c0/0x6c0
[  293.800916]  ? graph_lock+0x170/0x170
[  293.804722]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  293.809738]  ? hrtimer_active+0x2db/0x440
[  293.813890]  ? pmd_val+0x88/0x100
[  293.817348]  ? add_mm_counter_fast+0xd0/0xd0
[  293.821755]  ? pmd_val+0x88/0x100
[  293.825210]  ? add_mm_counter_fast+0xd0/0xd0
[  293.829630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.835177]  __handle_mm_fault+0x3709/0x53e0
[  293.839597]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  293.844445]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  293.849554]  ? graph_lock+0x170/0x170
[  293.853362]  ? print_usage_bug+0xc0/0xc0
[  293.857429]  ? kasan_check_read+0x11/0x20
[  293.861577]  ? __free_object+0x173/0x340
[  293.865639]  ? graph_lock+0x170/0x170
[  293.869439]  ? graph_lock+0x170/0x170
[  293.873262]  ? handle_mm_fault+0x42a/0xc70
[  293.877507]  ? lock_downgrade+0x900/0x900
[  293.881658]  ? check_preemption_disabled+0x48/0x200
[  293.886685]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  293.892489]  ? kasan_check_read+0x11/0x20
[  293.896642]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  293.901922]  ? rcu_bh_qs+0xc0/0xc0
[  293.905462]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  293.910914]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  293.916461]  ? check_preemption_disabled+0x48/0x200
[  293.921489]  handle_mm_fault+0x54f/0xc70
[  293.925563]  ? __handle_mm_fault+0x53e0/0x53e0
[  293.930149]  ? find_vma+0x34/0x190
[  293.933699]  __do_page_fault+0x67d/0xed0
[  293.937769]  ? mm_fault_error+0x380/0x380
[  293.941917]  ? trace_hardirqs_off+0xb8/0x300
[  293.946328]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  293.951695]  ? trace_hardirqs_on+0x310/0x310
[  293.956114]  do_page_fault+0xf2/0x7e0
[  293.959917]  ? vmalloc_sync_all+0x30/0x30
[  293.964069]  ? error_entry+0x70/0xd0
[  293.967786]  ? trace_hardirqs_off_caller+0xbb/0x300
[  293.972803]  ? trace_hardirqs_on_caller+0xc0/0x300
[  293.977738]  ? syscall_return_slowpath+0x5e0/0x5e0
[  293.982670]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  293.987522]  ? trace_hardirqs_off+0x300/0x300
[  293.992018]  ? trace_hardirqs_off_caller+0x300/0x300
[  293.997126]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  294.002151]  ? prepare_exit_to_usermode+0x291/0x3b0
[  294.007169]  ? page_fault+0x8/0x30
[  294.010713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.015564]  ? page_fault+0x8/0x30
[  294.019109]  page_fault+0x1e/0x30
[  294.022564] RIP: 0033:0x7f9819842e40
[  294.026292] Code: Bad RIP value.
[  294.029653] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  294.035021] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  294.042294] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  294.049562] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  294.056835] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  294.064118] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  294.071415] warn_alloc_show_mem: 1 callbacks suppressed
[  294.071428] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  294.071430] Mem-Info:
[  294.071460] active_anon:39986 inactive_anon:371 isolated_anon:0
[  294.071460]  active_file:17 inactive_file:14 isolated_file:0
[  294.071460]  unevictable:0 dirty:0 writeback:0 unstable:0
[  294.071460]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  294.071460]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  294.071460]  free:13700 free_pcp:499 free_cma:0
[  294.076811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  294.084002] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  294.086401] Call Trace:
[  294.119553] Node 0 
[  294.128916]  <IRQ>
[  294.156610] 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
[  294.159178]  dump_stack+0x1c4/0x2b4
[  294.161379] lowmem_reserve[]: 0
[  294.163534]  ? dump_stack_print_info.cold.2+0x52/0x52
[  294.189017]  2817 6321
[  294.192673]  warn_alloc.cold.118+0xb7/0x1bd
[  294.195912]  6321
[  294.201101]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  294.203567] Node 0 
[  294.207904]  ? lock_downgrade+0x900/0x900
[  294.209966] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  294.214781]  ? trace_hardirqs_off+0xb8/0x300
[  294.216988] lowmem_reserve[]:
[  294.221133]  ? trace_hardirqs_off+0xb8/0x300
[  294.247829]  0 0
[  294.252263]  __alloc_pages_slowpath+0x2667/0x2d80
[  294.255331]  3503
[  294.259762]  ? warn_alloc+0x120/0x120
[  294.261684]  3503
[  294.266526]  ? trace_hardirqs_on+0x310/0x310
[  294.272358]  ? warn_alloc+0x120/0x120
[  294.274392] Node 0 
[  294.278826]  ? print_usage_bug+0xc0/0xc0
[  294.282627] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  294.284830]  ? warn_alloc+0x120/0x120
[  294.288865] lowmem_reserve[]: 0
[  294.317424]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  294.317443]  ? print_usage_bug+0xc0/0xc0
[  294.321229]  0
[  294.324505]  ? __lock_acquire+0x7ec/0x4ec0
[  294.329484]  0 0
[  294.333550]  ? __lock_acquire+0x7ec/0x4ec0
[  294.339560]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.341510] Node 0 
[  294.345739]  ? should_fail+0x22d/0xd01
[  294.351242] DMA: 1*4kB 
[  294.353493]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.357345] (U) 0*8kB 
[  294.359940]  ? __lock_acquire+0x7ec/0x4ec0
[  294.365009] 0*16kB 1*32kB 
[  294.367521]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  294.371734] (U) 
[  294.374584]  ? __lock_acquire+0x7ec/0x4ec0
[  294.379661] 2*64kB 
[  294.381641]  ? should_fail+0x22d/0xd01
[  294.385838] (U) 1*128kB 
[  294.388086]  ? print_usage_bug+0xc0/0xc0
[  294.391939] (U) 1*256kB 
[  294.394625]  ? mark_held_locks+0x130/0x130
[  294.398649] (U) 
[  294.401320]  ? mark_held_locks+0x130/0x130
[  294.405526] 0*512kB 
[  294.407506]  ? graph_lock+0x170/0x170
[  294.411710] 1*1024kB 
[  294.414029]  ? print_usage_bug+0xc0/0xc0
[  294.417800] (U) 
[  294.420206]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  294.424242] 1*2048kB 
[  294.426218]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.430942] (M) 
[  294.433445]  ? check_preemption_disabled+0x48/0x200
[  294.438958] 3*4096kB 
[  294.440937]  ? check_preemption_disabled+0x48/0x200
[  294.445925] (M) 
[  294.448347]  ? __lock_is_held+0xb5/0x140
[  294.453325] = 15908kB
[  294.455308]  __alloc_pages_nodemask+0xa80/0xde0
[  294.459340] Node 0 
[  294.461747]  ? graph_lock+0x170/0x170
[  294.466391] DMA32: 
[  294.468627]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  294.472401] 3*4kB 
[  294.474634]  ? graph_lock+0x170/0x170
[  294.479626] (UM) 
[  294.481781]  ? find_held_lock+0x36/0x1c0
[  294.485546] 1*8kB 
[  294.487611]  ? ____cache_alloc_node+0x1c7/0x1e0
[  294.491636] (U) 
[  294.493782]  ? lock_downgrade+0x900/0x900
[  294.498433] 4*16kB 
[  294.500410]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.504532] (UM) 
[  294.506768]  cache_grow_begin+0x91/0x8c0
[  294.512285] 2*32kB 
[  294.514351]  ? do_raw_spin_unlock+0xa7/0x2f0
[  294.518378] (UM) 
[  294.520613]  fallback_alloc+0x203/0x2e0
[  294.524985] 2*64kB (M) 
[  294.527061]  ____cache_alloc_node+0x1c7/0x1e0
[  294.531025] 3*128kB 
[  294.533610]  kmem_cache_alloc_node+0xe3/0x730
[  294.538074] (M) 
[  294.540402]  ? ipv6_get_ifaddr+0x42e/0x620
[  294.544863] 3*256kB (UM) 
[  294.546855]  __alloc_skb+0x119/0x770
[  294.551052] 4*512kB (UM) 
[  294.553827]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  294.557511] 3*1024kB 
[  294.560269]  ? skb_scrub_packet+0x490/0x490
[  294.565521] (M) 
[  294.567930]  ? lock_downgrade+0x900/0x900
[  294.572223] 3*2048kB 
[  294.574208]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.578321] (UM) 
[  294.580737]  ? refcount_sub_and_test_checked+0x203/0x310
[  294.586254] 3*4096kB (M) 
[  294.588356]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  294.593776] = 24980kB
[  294.596534]  ? addrconf_rs_timer+0x6f0/0x6f0
[  294.601962] Node 0 
[  294.604392]  ndisc_alloc_skb+0x144/0x340
[  294.608767] Normal: 
[  294.611014]  ndisc_send_rs+0x331/0x6e0
[  294.615040] 870*4kB 
[  294.617368]  addrconf_rs_timer+0x3c0/0x6f0
[  294.621221] (MEH) 
[  294.623552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.627756] 510*8kB (UMEH) 
[  294.629929]  call_timer_fn+0x272/0x920
[  294.634123] 199*16kB (UMEH) 
[  294.637066]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.640918] 70*32kB (UMEH) 
[  294.643946]  ? process_timeout+0x40/0x40
[  294.648149] 11*64kB 
[  294.651081]  ? find_held_lock+0x36/0x1c0
[  294.655119] (UMH) 
[  294.657453]  ? __run_timers+0x7da/0xc70
[  294.661488] 2*128kB 
[  294.663637]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.667582] (H) 
[  294.669909]  ? _raw_spin_unlock_irq+0x27/0x80
[  294.674380] 0*256kB 
[  294.676357]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.680819] 0*512kB 
[  294.683143]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  294.687347] 0*1024kB 0*2048kB 
[  294.689676]  ? trace_hardirqs_on+0xbd/0x310
[  294.694227] 0*4096kB = 13944kB
[  294.697428]  ? kasan_check_read+0x11/0x20
[  294.701727] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  294.704912]  ? __run_timers+0x7da/0xc70
[  294.709038] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  294.717872]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  294.721819] 410 total pagecache pages
[  294.730393]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.735826] 0 pages in swap cache
[  294.739615]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  294.743819] Swap cache stats: add 0, delete 0, find 0/0
[  294.743827] Free swap  = 0kB
[  294.747287]  __run_timers+0x7e5/0xc70
[  294.751494] Total swap = 0kB
[  294.756863]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  294.759858] 1965979 pages RAM
[  294.763655]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  294.766646] 0 pages HighMem/MovableOnly
[  294.772004]  ? graph_lock+0x170/0x170
[  294.775083] 342744 pages reserved
[  294.780091]  ? enqueue_hrtimer+0x1a5/0x560
[  294.784034] 0 pages cma reserved
[  294.784112] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  294.787832]  ? lock_release+0x970/0x970
[  294.787849]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  294.791351] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  294.795519]  ? find_held_lock+0x36/0x1c0
[  294.798879] cron cpuset=
[  294.805375]  ? graph_lock+0x170/0x170
[  294.809320] /
[  294.814509]  ? pvclock_read_flags+0x160/0x160
[  294.824189]  mems_allowed=0
[  294.828243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.849311]  ? check_preemption_disabled+0x48/0x200
[  294.854358]  ? __lock_is_held+0xb5/0x140
[  294.858425]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.863970]  ? check_preemption_disabled+0x48/0x200
[  294.869000]  run_timer_softirq+0x52/0xb0
[  294.873066]  ? rcu_read_lock_sched_held+0x108/0x120
[  294.878111]  __do_softirq+0x30b/0xad8
[  294.881930]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  294.887042]  ? pvclock_read_flags+0x160/0x160
[  294.891537]  ? lapic_next_event+0x5a/0x90
[  294.895691]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.901233]  ? check_preemption_disabled+0x48/0x200
[  294.906253]  ? check_preemption_disabled+0x48/0x200
[  294.911293]  ? kvm_clock_read+0x18/0x30
[  294.915270]  ? kvm_sched_clock_read+0x9/0x20
[  294.919695]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  294.925236]  ? check_preemption_disabled+0x48/0x200
[  294.930269]  irq_exit+0x17f/0x1c0
[  294.933734]  smp_apic_timer_interrupt+0x1cb/0x760
[  294.938584]  ? smp_call_function_single_interrupt+0x650/0x650
[  294.944479]  ? interrupt_entry+0xb5/0xf0
[  294.948543]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.953561]  ? trace_hardirqs_off_caller+0xbb/0x300
[  294.958583]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.963433]  ? trace_hardirqs_off+0x300/0x300
[  294.967933]  ? trace_hardirqs_off+0x300/0x300
[  294.972434]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.977979]  ? check_preemption_disabled+0x48/0x200
[  294.982995]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  294.988956]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  294.993816]  apic_timer_interrupt+0xf/0x20
[  294.998047]  </IRQ>
[  295.000297] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  295.005227] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  295.024138] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  295.031856] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  295.039128] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  295.046401] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  295.053672] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  295.060948] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  295.068268]  skb_clone+0x1bb/0x500
[  295.071821]  ? finish_task_switch+0x2f5/0x900
[  295.076325]  ? skb_split+0x11e0/0x11e0
[  295.080226]  ? preempt_notifier_register+0x200/0x200
[  295.085330]  ? __switch_to_asm+0x34/0x70
[  295.089396]  ? __switch_to_asm+0x34/0x70
[  295.093453]  ? __switch_to_asm+0x40/0x70
[  295.097511]  ? __switch_to_asm+0x34/0x70
[  295.101569]  ? __switch_to_asm+0x40/0x70
[  295.105629]  ? __switch_to_asm+0x34/0x70
[  295.109691]  ? __switch_to_asm+0x40/0x70
[  295.113753]  ? __switch_to_asm+0x34/0x70
[  295.118097]  ? __switch_to_asm+0x34/0x70
[  295.122158]  ? __switch_to_asm+0x40/0x70
[  295.126219]  ? __switch_to_asm+0x34/0x70
[  295.130300]  bpf_clone_redirect+0xb9/0x490
[  295.134541]  ? __schedule+0x874/0x1ed0
[  295.138439]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  295.143460]  ? __sched_text_start+0x8/0x8
[  295.147609]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  295.152381]  ? find_held_lock+0x36/0x1c0
[  295.156454]  ? lock_acquire+0x1ed/0x520
[  295.160446]  ? bpf_test_run+0x32e/0x5a0
[  295.164422]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.169967]  ? check_preemption_disabled+0x48/0x200
[  295.174993]  ? kasan_check_read+0x11/0x20
[  295.179148]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.184427]  ? rcu_bh_qs+0xc0/0xc0
[  295.187970]  ? preempt_schedule+0x4d/0x60
[  295.192123]  ? ___preempt_schedule+0x16/0x18
[  295.196539]  ? bpf_test_run+0x1c0/0x5a0
[  295.200528]  ? netlink_diag_dump+0x2a0/0x2a0
[  295.204941]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.210482]  ? bpf_test_init.isra.9+0x70/0x100
[  295.215072]  ? bpf_prog_test_run_skb+0x634/0xb40
[  295.219838]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  295.224682]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  295.230238]  ? fput+0x130/0x1a0
[  295.233530]  ? __bpf_prog_get+0x9b/0x290
[  295.237599]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  295.242441]  ? bpf_prog_test_run+0x130/0x1a0
[  295.246855]  ? __x64_sys_bpf+0x3d8/0x510
[  295.250921]  ? bpf_prog_get+0x20/0x20
[  295.254729]  ? ksys_ioctl+0x81/0xd0
[  295.258374]  ? do_syscall_64+0x1b9/0x820
[  295.262437]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  295.267810]  ? syscall_return_slowpath+0x5e0/0x5e0
[  295.272745]  ? trace_hardirqs_off+0x300/0x300
[  295.277245]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  295.282269]  ? recalc_sigpending_tsk+0x180/0x180
[  295.287041]  ? kasan_check_write+0x14/0x20
[  295.291292]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.296145]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  295.301529] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  295.301601] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  295.307945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  295.307950] Call Trace:
[  295.307956]  <IRQ>
[  295.307972]  dump_stack+0x1c4/0x2b4
[  295.307988]  ? dump_stack_print_info.cold.2+0x52/0x52
[  295.308014]  warn_alloc.cold.118+0xb7/0x1bd
[  295.314579] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  295.323833]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  295.326394] syz-executor4 cpuset=
[  295.328539]  ? lock_downgrade+0x900/0x900
[  295.332141] syz4
[  295.337329]  ? trace_hardirqs_off+0xb8/0x300
[  295.341627]  mems_allowed=0
[  295.352110]  ? trace_hardirqs_off+0xb8/0x300
[  295.378198]  __alloc_pages_slowpath+0x2667/0x2d80
[  295.383078]  ? warn_alloc+0x120/0x120
[  295.386888]  ? warn_alloc+0x120/0x120
[  295.390694]  ? print_usage_bug+0xc0/0xc0
[  295.394755]  ? warn_alloc+0x120/0x120
[  295.398558]  ? print_usage_bug+0xc0/0xc0
[  295.402623]  ? __lock_acquire+0x7ec/0x4ec0
[  295.406861]  ? __lock_acquire+0x7ec/0x4ec0
[  295.411101]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.416644]  ? should_fail+0x22d/0xd01
[  295.420539]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.425649]  ? __lock_acquire+0x7ec/0x4ec0
[  295.429889]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  295.434994]  ? __lock_acquire+0x7ec/0x4ec0
[  295.439227]  ? should_fail+0x22d/0xd01
[  295.443129]  ? mark_held_locks+0x130/0x130
[  295.447391]  ? mark_held_locks+0x130/0x130
[  295.451627]  ? graph_lock+0x170/0x170
[  295.455430]  ? graph_lock+0x170/0x170
[  295.459237]  ? graph_lock+0x170/0x170
[  295.463037]  ? print_usage_bug+0xc0/0xc0
[  295.467103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.472641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.478206]  ? check_preemption_disabled+0x48/0x200
[  295.483227]  ? check_preemption_disabled+0x48/0x200
[  295.488258]  ? __lock_is_held+0xb5/0x140
[  295.492334]  __alloc_pages_nodemask+0xa80/0xde0
[  295.497008]  ? graph_lock+0x170/0x170
[  295.500813]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  295.505836]  ? graph_lock+0x170/0x170
[  295.509656]  ? find_held_lock+0x36/0x1c0
[  295.513740]  ? ____cache_alloc_node+0x1c7/0x1e0
[  295.518412]  ? lock_downgrade+0x900/0x900
[  295.522571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.528120]  cache_grow_begin+0x91/0x8c0
[  295.532187]  ? do_raw_spin_unlock+0xa7/0x2f0
[  295.536607]  fallback_alloc+0x203/0x2e0
[  295.540589]  ____cache_alloc_node+0x1c7/0x1e0
[  295.545094]  kmem_cache_alloc_node+0xe3/0x730
[  295.549593]  ? ipv6_get_ifaddr+0x42e/0x620
[  295.553841]  __alloc_skb+0x119/0x770
[  295.557562]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  295.562850]  ? skb_scrub_packet+0x490/0x490
[  295.567176]  ? lock_downgrade+0x900/0x900
[  295.571336]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.576884]  ? refcount_sub_and_test_checked+0x203/0x310
[  295.582427]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  295.587884]  ? addrconf_rs_timer+0x6f0/0x6f0
[  295.592315]  ndisc_alloc_skb+0x144/0x340
[  295.596383]  ndisc_send_rs+0x331/0x6e0
[  295.600285]  addrconf_rs_timer+0x3c0/0x6f0
[  295.604552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.608803]  call_timer_fn+0x272/0x920
[  295.612692]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.616931]  ? process_timeout+0x40/0x40
[  295.621026]  ? find_held_lock+0x36/0x1c0
[  295.625097]  ? mark_held_locks+0xc7/0x130
[  295.629253]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.633755]  ? _raw_spin_unlock_irq+0x27/0x80
[  295.638250]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.642494]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  295.647083]  ? trace_hardirqs_on+0xbd/0x310
[  295.651414]  ? kasan_check_read+0x11/0x20
[  295.655564]  ? __run_timers+0x7da/0xc70
[  295.659546]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  295.665004]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.669247]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  295.673492]  __run_timers+0x7e5/0xc70
[  295.677317]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  295.682691]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  295.687711]  ? graph_lock+0x170/0x170
[  295.691517]  ? print_usage_bug+0xc0/0xc0
[  295.695577]  ? lock_release+0x970/0x970
[  295.699558]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  295.704760]  ? find_held_lock+0x36/0x1c0
[  295.708831]  ? graph_lock+0x170/0x170
[  295.712644]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.718190]  ? check_preemption_disabled+0x48/0x200
[  295.723250]  ? __lock_is_held+0xb5/0x140
[  295.727319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.732864]  ? check_preemption_disabled+0x48/0x200
[  295.737914]  run_timer_softirq+0x52/0xb0
[  295.741980]  ? rcu_read_lock_sched_held+0x108/0x120
[  295.747001]  __do_softirq+0x30b/0xad8
[  295.750812]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  295.755926]  ? pvclock_read_flags+0x160/0x160
[  295.760422]  ? lapic_next_event+0x5a/0x90
[  295.764574]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.770119]  ? check_preemption_disabled+0x48/0x200
[  295.775141]  ? check_preemption_disabled+0x48/0x200
[  295.780165]  ? kvm_clock_read+0x18/0x30
[  295.784142]  ? kvm_sched_clock_read+0x9/0x20
[  295.788554]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  295.794099]  ? check_preemption_disabled+0x48/0x200
[  295.799132]  irq_exit+0x17f/0x1c0
[  295.802590]  smp_apic_timer_interrupt+0x1cb/0x760
[  295.807432]  ? smp_reschedule_interrupt+0x109/0x650
[  295.812457]  ? smp_call_function_single_interrupt+0x650/0x650
[  295.818348]  ? interrupt_entry+0xb5/0xf0
[  295.822414]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.827430]  ? trace_hardirqs_off_caller+0xbb/0x300
[  295.832452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.837303]  ? trace_hardirqs_off+0x300/0x300
[  295.841798]  ? trace_hardirqs_off+0x300/0x300
[  295.846307]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.851857]  ? check_preemption_disabled+0x48/0x200
[  295.856876]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  295.862433]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  295.867302]  apic_timer_interrupt+0xf/0x20
[  295.871535]  </IRQ>
[  295.873794] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  295.879074] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  295.897981] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  295.905695] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  295.912967] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  295.920235] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  295.927510] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  295.934778] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  295.942071]  ? arch_local_irq_restore+0x45/0x52
[  295.946770]  dump_stack+0x26a/0x2b4
[  295.950402]  ? dump_stack_print_info.cold.2+0x52/0x52
[  295.955596]  ? mark_held_locks+0x130/0x130
[  295.959831]  ? mark_held_locks+0x130/0x130
[  295.964080]  dump_header+0x27b/0xf72
[  295.967808]  ? pagefault_out_of_memory+0x197/0x197
[  295.972744]  ? mark_held_locks+0x130/0x130
[  295.976983]  ? __lock_acquire+0x7ec/0x4ec0
[  295.981222]  ? mem_cgroup_charge_statistics+0x780/0x780
[  295.986587]  ? print_usage_bug+0xc0/0xc0
[  295.990648]  ? print_usage_bug+0xc0/0xc0
[  295.994716]  ? graph_lock+0x170/0x170
[  295.998514]  ? graph_lock+0x170/0x170
[  296.002320]  ? print_usage_bug+0xc0/0xc0
[  296.006381]  ? print_usage_bug+0xc0/0xc0
[  296.010455]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.016002]  ? find_held_lock+0x36/0x1c0
[  296.020071]  ? mark_held_locks+0xc7/0x130
[  296.024228]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  296.029341]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  296.034452]  ? lockdep_hardirqs_on+0x421/0x5c0
[  296.039037]  ? trace_hardirqs_on+0xbd/0x310
[  296.043364]  ? kasan_check_read+0x11/0x20
[  296.047516]  ? ___ratelimit+0x36f/0x655
[  296.051494]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.056947]  ? trace_hardirqs_on+0x310/0x310
[  296.061359]  ? lock_downgrade+0x900/0x900
[  296.065519]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  296.070623]  ? ___ratelimit+0xaa/0x655
[  296.074518]  ? idr_get_free+0xec0/0xec0
[  296.078496]  ? kasan_check_write+0x14/0x20
[  296.082738]  ? do_raw_spin_lock+0xc1/0x200
[  296.086986]  oom_kill_process.cold.27+0x10/0x903
[  296.091745]  ? graph_lock+0x170/0x170
[  296.095544]  ? _raw_spin_unlock+0x2c/0x50
[  296.099691]  ? oom_badness+0xe6/0xaa0
[  296.103504]  ? oom_evaluate_task+0x540/0x540
[  296.107923]  ? find_held_lock+0x36/0x1c0
[  296.111992]  ? out_of_memory+0x974/0x14c0
[  296.116145]  ? lock_downgrade+0x900/0x900
[  296.120303]  ? check_preemption_disabled+0x48/0x200
[  296.125333]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  296.131132]  ? kasan_check_read+0x11/0x20
[  296.135292]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.140575]  ? rcu_bh_qs+0xc0/0xc0
[  296.144123]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  296.149161]  ? oom_evaluate_task+0x302/0x540
[  296.153580]  out_of_memory+0xa86/0x14c0
[  296.157564]  ? oom_killer_disable+0x3a0/0x3a0
[  296.162066]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  296.167004]  ? __mutex_add_waiter+0x2a0/0x2a0
[  296.171514]  __alloc_pages_slowpath+0x2318/0x2d80
[  296.176392]  ? warn_alloc+0x120/0x120
[  296.180194]  ? __radix_tree_lookup+0x4c0/0x4c0
[  296.184790]  ? find_get_entry+0x2f2/0xc40
[  296.188954]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  296.194498]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  296.199432]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.204975]  ? should_fail+0x22d/0xd01
[  296.208875]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  296.213982]  ? __lock_is_held+0xb5/0x140
[  296.218070]  ? __lock_is_held+0xb5/0x140
[  296.222148]  ? ___might_sleep+0x1ed/0x300
[  296.226304]  ? lock_release+0x970/0x970
[  296.230288]  ? arch_local_save_flags+0x40/0x40
[  296.234894]  ? __might_sleep+0x95/0x190
[  296.238887]  __alloc_pages_nodemask+0xa80/0xde0
[  296.243576]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  296.248610]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  296.254429]  ? kasan_check_read+0x11/0x20
[  296.258594]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.263894]  ? graph_lock+0x170/0x170
[  296.267698]  ? print_usage_bug+0xc0/0xc0
[  296.271764]  ? graph_lock+0x170/0x170
[  296.275567]  ? graph_lock+0x170/0x170
[  296.279374]  ? __do_page_cache_readahead+0x7ce/0x980
[  296.284488]  ? find_held_lock+0x36/0x1c0
[  296.288556]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  296.294107]  alloc_pages_current+0x10c/0x210
[  296.298522]  ? lock_downgrade+0x900/0x900
[  296.302679]  __page_cache_alloc+0x38f/0x5b0
[  296.307011]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  296.312812]  ? kasan_check_read+0x11/0x20
[  296.316972]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.322256]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  296.326938]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.332482]  ? check_preemption_disabled+0x48/0x200
[  296.337515]  filemap_fault+0x1594/0x25f0
[  296.341591]  ? __lock_page_or_retry+0xa00/0xa00
[  296.346266]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  296.352080]  ? kasan_check_read+0x11/0x20
[  296.356238]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.361519]  ? rcu_bh_qs+0xc0/0xc0
[  296.365075]  ? filemap_map_pages+0xdea/0x1980
[  296.369590]  ? graph_lock+0x170/0x170
[  296.373398]  ? find_get_pages_range_tag+0x1320/0x1320
[  296.378590]  ? pick_next_task_fair+0x98e/0x17c0
[  296.383265]  ? print_usage_bug+0xc0/0xc0
[  296.387340]  ? graph_lock+0x170/0x170
[  296.391148]  ? find_held_lock+0x36/0x1c0
[  296.395225]  ? lock_acquire+0x1ed/0x520
[  296.399204]  ? ext4_filemap_fault+0x7a/0xad
[  296.403532]  ? lock_release+0x970/0x970
[  296.407512]  ? arch_local_save_flags+0x40/0x40
[  296.412101]  ? mark_held_locks+0x130/0x130
[  296.416352]  ? down_read+0xb0/0x1d0
[  296.419984]  ? ext4_filemap_fault+0x7a/0xad
[  296.424315]  ? __down_interruptible+0x700/0x700
[  296.428991]  ? mark_held_locks+0x130/0x130
[  296.433244]  ext4_filemap_fault+0x82/0xad
[  296.437405]  __do_fault+0x100/0x6b0
[  296.441041]  ? print_bad_pte+0x6c0/0x6c0
[  296.445102]  ? graph_lock+0x170/0x170
[  296.448906]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  296.453925]  ? hrtimer_active+0x2db/0x440
[  296.458079]  ? pmd_val+0x88/0x100
[  296.461538]  ? add_mm_counter_fast+0xd0/0xd0
[  296.465945]  ? pmd_val+0x88/0x100
[  296.469399]  ? add_mm_counter_fast+0xd0/0xd0
[  296.473814]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.479361]  __handle_mm_fault+0x3709/0x53e0
[  296.483781]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  296.488627]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  296.493733]  ? graph_lock+0x170/0x170
[  296.497536]  ? print_usage_bug+0xc0/0xc0
[  296.501599]  ? kasan_check_read+0x11/0x20
[  296.505747]  ? __free_object+0x173/0x340
[  296.509810]  ? graph_lock+0x170/0x170
[  296.513609]  ? graph_lock+0x170/0x170
[  296.517434]  ? handle_mm_fault+0x42a/0xc70
[  296.521674]  ? lock_downgrade+0x900/0x900
[  296.525827]  ? check_preemption_disabled+0x48/0x200
[  296.530863]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  296.536663]  ? kasan_check_read+0x11/0x20
[  296.540820]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  296.546111]  ? rcu_bh_qs+0xc0/0xc0
[  296.549651]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  296.555104]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.560648]  ? check_preemption_disabled+0x48/0x200
[  296.565675]  handle_mm_fault+0x54f/0xc70
[  296.569742]  ? __handle_mm_fault+0x53e0/0x53e0
[  296.574332]  ? find_vma+0x34/0x190
[  296.577889]  __do_page_fault+0x67d/0xed0
[  296.581960]  ? mm_fault_error+0x380/0x380
[  296.586110]  ? trace_hardirqs_off+0xb8/0x300
[  296.590525]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  296.595894]  ? trace_hardirqs_on+0x310/0x310
[  296.600318]  do_page_fault+0xf2/0x7e0
[  296.604147]  ? vmalloc_sync_all+0x30/0x30
[  296.608309]  ? error_entry+0x70/0xd0
[  296.612026]  ? trace_hardirqs_off_caller+0xbb/0x300
[  296.617057]  ? trace_hardirqs_on_caller+0xc0/0x300
[  296.622001]  ? syscall_return_slowpath+0x5e0/0x5e0
[  296.626935]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.631786]  ? trace_hardirqs_off+0x300/0x300
[  296.636296]  ? trace_hardirqs_off_caller+0x300/0x300
[  296.641416]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  296.646447]  ? prepare_exit_to_usermode+0x291/0x3b0
[  296.651471]  ? page_fault+0x8/0x30
[  296.655022]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  296.659897]  ? page_fault+0x8/0x30
[  296.663447]  page_fault+0x1e/0x30
[  296.666906] RIP: 0033:0x7f9819842e40
[  296.670623] Code: Bad RIP value.
[  296.673988] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  296.679356] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  296.686626] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  296.693899] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  296.701174] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  296.708446] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  296.715751] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  296.715756] warn_alloc_show_mem: 1 callbacks suppressed
[  296.715763] Mem-Info:
[  296.722951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  296.722960] Call Trace:
[  296.728457] active_anon:39986 inactive_anon:371 isolated_anon:0
[  296.728457]  active_file:17 inactive_file:14 isolated_file:0
[  296.728457]  unevictable:0 dirty:0 writeback:0 unstable:0
[  296.728457]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  296.728457]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  296.728457]  free:13700 free_pcp:499 free_cma:0
[  296.730832]  <IRQ>
[  296.740205] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  296.742792]  dump_stack+0x1c4/0x2b4
[  296.775658] Node 0 
[  296.777817]  ? dump_stack_print_info.cold.2+0x52/0x52
[  296.805490] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  296.809109]  warn_alloc.cold.118+0xb7/0x1bd
[  296.811307] lowmem_reserve[]:
[  296.816489]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  296.841981]  0
[  296.846315]  ? lock_downgrade+0x900/0x900
[  296.849389]  2817
[  296.854228]  ? trace_hardirqs_off+0xb8/0x300
[  296.856003]  6321
[  296.860148]  ? trace_hardirqs_off+0xb8/0x300
[  296.862186]  6321
[  296.866610]  __alloc_pages_slowpath+0x2667/0x2d80
[  296.873074]  ? warn_alloc+0x120/0x120
[  296.875088] Node 0 
[  296.879924]  ? trace_hardirqs_on+0x310/0x310
[  296.883723] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  296.885928]  ? warn_alloc+0x120/0x120
[  296.890305] lowmem_reserve[]: 0
[  296.917046]  ? print_usage_bug+0xc0/0xc0
[  296.920820]  0
[  296.924091]  ? warn_alloc+0x120/0x120
[  296.928124]  3503
[  296.929922]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  296.933696]  3503
[  296.935754]  ? print_usage_bug+0xc0/0xc0
[  296.940755] Node 0 
[  296.942827]  ? __lock_acquire+0x7ec/0x4ec0
[  296.946892] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  296.949096]  ? __lock_acquire+0x7ec/0x4ec0
[  296.953303] lowmem_reserve[]: 0
[  296.981872]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  296.986319]  0
[  296.989614]  ? should_fail+0x22d/0xd01
[  296.995126]  0
[  296.996926]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.000786]  0
[  297.002583]  ? __lock_acquire+0x7ec/0x4ec0
[  297.007660] Node 0 
[  297.009457]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  297.013667] DMA: 
[  297.015902]  ? __lock_acquire+0x7ec/0x4ec0
[  297.020978] 1*4kB 
[  297.023034]  ? should_fail+0x22d/0xd01
[  297.027239] (U) 
[  297.029382]  ? print_usage_bug+0xc0/0xc0
[  297.033244] 0*8kB 
[  297.035223]  ? mark_held_locks+0x130/0x130
[  297.039245] 0*16kB 1*32kB 
[  297.041402]  ? mark_held_locks+0x130/0x130
[  297.045612] (U) 
[  297.048460]  ? graph_lock+0x170/0x170
[  297.052666] 2*64kB 
[  297.054637]  ? print_usage_bug+0xc0/0xc0
[  297.058410] (U) 
[  297.060641]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.064670] 1*128kB (U) 
[  297.066652]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.071384] 1*256kB 
[  297.074054]  ? check_preemption_disabled+0x48/0x200
[  297.079560] (U) 
[  297.081879]  ? check_preemption_disabled+0x48/0x200
[  297.086869] 0*512kB 
[  297.089604]  ? __lock_is_held+0xb5/0x140
[  297.094587] 1*1024kB 
[  297.096910]  __alloc_pages_nodemask+0xa80/0xde0
[  297.100941] (U) 
[  297.103348]  ? graph_lock+0x170/0x170
[  297.107988] 1*2048kB 
[  297.109958]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  297.113730] (M) 
[  297.116387]  ? graph_lock+0x170/0x170
[  297.121384] 3*4096kB 
[  297.123370]  ? find_held_lock+0x36/0x1c0
[  297.127131] (M) 
[  297.129539]  ? ____cache_alloc_node+0x1c7/0x1e0
[  297.133567] = 15908kB
[  297.135537]  ? lock_downgrade+0x900/0x900
[  297.140181] Node 0 
[  297.142587]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.146737] DMA32: 
[  297.148974]  cache_grow_begin+0x91/0x8c0
[  297.154482] 3*4kB 
[  297.156717]  ? do_raw_spin_unlock+0xa7/0x2f0
[  297.160747] (UM) 
[  297.162894]  fallback_alloc+0x203/0x2e0
[  297.167274] 1*8kB 
[  297.169342]  ____cache_alloc_node+0x1c7/0x1e0
[  297.173298] (U) 
[  297.175446]  kmem_cache_alloc_node+0xe3/0x730
[  297.179916] 4*16kB 
[  297.181891]  ? ipv6_get_ifaddr+0x42e/0x620
[  297.186350] (UM) 2*32kB 
[  297.188595]  __alloc_skb+0x119/0x770
[  297.192796] (UM) 
[  297.195464]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.199146] 2*64kB 
[  297.201204]  ? skb_scrub_packet+0x490/0x490
[  297.206452] (M) 
[  297.208682]  ? lock_downgrade+0x900/0x900
[  297.212980] 3*128kB 
[  297.214956]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.219072] (M) 
[  297.221395]  ? refcount_sub_and_test_checked+0x203/0x310
[  297.226905] 3*256kB 
[  297.228876]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  297.234306] (UM) 
[  297.236625]  ? addrconf_rs_timer+0x6f0/0x6f0
[  297.242048] 4*512kB 
[  297.244116]  ndisc_alloc_skb+0x144/0x340
[  297.248490] (UM) 
[  297.250814]  ndisc_send_rs+0x331/0x6e0
[  297.254864] 3*1024kB (M) 
[  297.256937]  addrconf_rs_timer+0x3c0/0x6f0
[  297.260797] 3*2048kB 
[  297.263552]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.267757] (UM) 
[  297.270170]  call_timer_fn+0x272/0x920
[  297.274372] 3*4096kB 
[  297.276427]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.280292] (M) 
[  297.282700]  ? process_timeout+0x40/0x40
[  297.286906] = 24980kB
[  297.288879]  ? find_held_lock+0x36/0x1c0
[  297.292912] Node 0 
[  297.295326]  ? __run_timers+0x7da/0xc70
[  297.299348] Normal: 870*4kB 
[  297.301587]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.305536] (MEH) 
[  297.308549]  ? _raw_spin_unlock_irq+0x27/0x80
[  297.313021] 510*8kB 
[  297.315165]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.319633] (UMEH) 
[  297.321953]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  297.326160] 199*16kB 
[  297.328399]  ? trace_hardirqs_on+0xbd/0x310
[  297.332953] (UMEH) 
[  297.335362]  ? kasan_check_read+0x11/0x20
[  297.339654] 70*32kB 
[  297.341888]  ? __run_timers+0x7da/0xc70
[  297.346005] (UMEH) 
[  297.348324]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  297.352273] 11*64kB (UMH) 
[  297.354527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.359943] 2*128kB (H) 
[  297.362794]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  297.366998] 0*256kB 
[  297.369667]  __run_timers+0x7e5/0xc70
[  297.373871] 0*512kB 
[  297.376198]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  297.379963] 0*1024kB 
[  297.382290]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  297.387628] 0*2048kB 
[  297.390031]  ? graph_lock+0x170/0x170
[  297.395019] 0*4096kB = 13944kB
[  297.397434]  ? enqueue_hrtimer+0x1a5/0x560
[  297.401214] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  297.404394]  ? lock_release+0x970/0x970
[  297.408610] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  297.417435]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  297.421386] 410 total pagecache pages
[  297.429958]  ? find_held_lock+0x36/0x1c0
[  297.435127] 0 pages in swap cache
[  297.438919]  ? graph_lock+0x170/0x170
[  297.442953] Swap cache stats: add 0, delete 0, find 0/0
[  297.442962] Free swap  = 0kB
[  297.446409]  ? pvclock_read_flags+0x160/0x160
[  297.450185] Total swap = 0kB
[  297.455542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.458536] 1965979 pages RAM
[  297.463025]  ? check_preemption_disabled+0x48/0x200
[  297.466008] 0 pages HighMem/MovableOnly
[  297.466016] 342744 pages reserved
[  297.471553]  ? __lock_is_held+0xb5/0x140
[  297.474622] 0 pages cma reserved
[  297.474698] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  297.479643]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.483697] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  297.487039]  ? check_preemption_disabled+0x48/0x200
[  297.491069] cron cpuset=
[  297.494436]  run_timer_softirq+0x52/0xb0
[  297.500926] /
[  297.506459]  ? rcu_read_lock_sched_held+0x108/0x120
[  297.516155]  mems_allowed=0
[  297.521164]  __do_softirq+0x30b/0xad8
[  297.541293]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  297.546408]  ? pvclock_read_flags+0x160/0x160
[  297.550907]  ? lapic_next_event+0x5a/0x90
[  297.555061]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.560603]  ? check_preemption_disabled+0x48/0x200
[  297.565622]  ? check_preemption_disabled+0x48/0x200
[  297.570648]  ? kvm_clock_read+0x18/0x30
[  297.574628]  ? kvm_sched_clock_read+0x9/0x20
[  297.579044]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.584591]  ? check_preemption_disabled+0x48/0x200
[  297.589621]  irq_exit+0x17f/0x1c0
[  297.593082]  smp_apic_timer_interrupt+0x1cb/0x760
[  297.597934]  ? smp_call_function_single_interrupt+0x650/0x650
[  297.603821]  ? interrupt_entry+0xb5/0xf0
[  297.607889]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.612905]  ? trace_hardirqs_off_caller+0xbb/0x300
[  297.617925]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.622776]  ? trace_hardirqs_off+0x300/0x300
[  297.627273]  ? trace_hardirqs_off+0x300/0x300
[  297.631783]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.637327]  ? check_preemption_disabled+0x48/0x200
[  297.642357]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.647906]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.652764]  apic_timer_interrupt+0xf/0x20
[  297.656995]  </IRQ>
[  297.659236] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  297.664170] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  297.683076] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  297.690793] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  297.698066] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  297.705341] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  297.712651] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  297.719921] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  297.727239]  skb_clone+0x1bb/0x500
[  297.730787]  ? finish_task_switch+0x2f5/0x900
[  297.735294]  ? skb_split+0x11e0/0x11e0
[  297.739190]  ? preempt_notifier_register+0x200/0x200
[  297.744301]  ? __switch_to_asm+0x34/0x70
[  297.748368]  ? __switch_to_asm+0x34/0x70
[  297.752437]  ? __switch_to_asm+0x40/0x70
[  297.756496]  ? __switch_to_asm+0x34/0x70
[  297.760554]  ? __switch_to_asm+0x40/0x70
[  297.764616]  ? __switch_to_asm+0x34/0x70
[  297.768677]  ? __switch_to_asm+0x40/0x70
[  297.772738]  ? __switch_to_asm+0x34/0x70
[  297.776800]  ? __switch_to_asm+0x34/0x70
[  297.780862]  ? __switch_to_asm+0x40/0x70
[  297.784922]  ? __switch_to_asm+0x34/0x70
[  297.788995]  bpf_clone_redirect+0xb9/0x490
[  297.793235]  ? __schedule+0x874/0x1ed0
[  297.797133]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  297.802154]  ? __sched_text_start+0x8/0x8
[  297.806313]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  297.811091]  ? find_held_lock+0x36/0x1c0
[  297.815163]  ? lock_acquire+0x1ed/0x520
[  297.819140]  ? bpf_test_run+0x32e/0x5a0
[  297.823121]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  297.828661]  ? check_preemption_disabled+0x48/0x200
[  297.833688]  ? kasan_check_read+0x11/0x20
[  297.837841]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  297.843122]  ? rcu_bh_qs+0xc0/0xc0
[  297.846664]  ? preempt_schedule+0x4d/0x60
[  297.850816]  ? ___preempt_schedule+0x16/0x18
[  297.855233]  ? bpf_test_run+0x1c0/0x5a0
[  297.859221]  ? netlink_diag_dump+0x2a0/0x2a0
[  297.863635]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  297.869177]  ? bpf_test_init.isra.9+0x70/0x100
[  297.873766]  ? bpf_prog_test_run_skb+0x634/0xb40
[  297.878528]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  297.883376]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  297.888916]  ? fput+0x130/0x1a0
[  297.892198]  ? __bpf_prog_get+0x9b/0x290
[  297.896266]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  297.901117]  ? bpf_prog_test_run+0x130/0x1a0
[  297.905536]  ? __x64_sys_bpf+0x3d8/0x510
[  297.909689]  ? bpf_prog_get+0x20/0x20
[  297.913504]  ? ksys_ioctl+0x81/0xd0
[  297.917146]  ? do_syscall_64+0x1b9/0x820
[  297.921208]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  297.926577]  ? syscall_return_slowpath+0x5e0/0x5e0
[  297.931510]  ? trace_hardirqs_off+0x300/0x300
[  297.936010]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  297.941038]  ? recalc_sigpending_tsk+0x180/0x180
[  297.945800]  ? kasan_check_write+0x14/0x20
[  297.950048]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  297.954904]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  297.960297] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  297.960376] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  297.966710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  297.966715] Call Trace:
[  297.966721]  <IRQ>
[  297.966737]  dump_stack+0x1c4/0x2b4
[  297.966753]  ? dump_stack_print_info.cold.2+0x52/0x52
[  297.966779]  warn_alloc.cold.118+0xb7/0x1bd
[  297.973313] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  297.982599]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  297.985547] syz-executor4 cpuset=
[  297.987695]  ? lock_downgrade+0x900/0x900
[  297.991302] syz4
[  297.996490]  ? trace_hardirqs_off+0xb8/0x300
[  298.000785]  mems_allowed=0
[  298.011269]  ? trace_hardirqs_off+0xb8/0x300
[  298.037364]  __alloc_pages_slowpath+0x2667/0x2d80
[  298.042244]  ? warn_alloc+0x120/0x120
[  298.046063]  ? trace_hardirqs_on+0x310/0x310
[  298.050474]  ? warn_alloc+0x120/0x120
[  298.054287]  ? print_usage_bug+0xc0/0xc0
[  298.058352]  ? warn_alloc+0x120/0x120
[  298.062158]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  298.067179]  ? print_usage_bug+0xc0/0xc0
[  298.071241]  ? __lock_acquire+0x7ec/0x4ec0
[  298.075478]  ? __lock_acquire+0x7ec/0x4ec0
[  298.079722]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.085261]  ? should_fail+0x22d/0xd01
[  298.089165]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.094269]  ? __lock_acquire+0x7ec/0x4ec0
[  298.098525]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.103632]  ? __lock_acquire+0x7ec/0x4ec0
[  298.107869]  ? should_fail+0x22d/0xd01
[  298.111759]  ? print_usage_bug+0xc0/0xc0
[  298.115832]  ? mark_held_locks+0x130/0x130
[  298.120078]  ? mark_held_locks+0x130/0x130
[  298.124325]  ? graph_lock+0x170/0x170
[  298.128129]  ? print_usage_bug+0xc0/0xc0
[  298.132209]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  298.136969]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.142515]  ? check_preemption_disabled+0x48/0x200
[  298.147533]  ? check_preemption_disabled+0x48/0x200
[  298.152562]  ? __lock_is_held+0xb5/0x140
[  298.156631]  __alloc_pages_nodemask+0xa80/0xde0
[  298.161308]  ? graph_lock+0x170/0x170
[  298.165116]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.170134]  ? graph_lock+0x170/0x170
[  298.173953]  ? find_held_lock+0x36/0x1c0
[  298.178026]  ? ____cache_alloc_node+0x1c7/0x1e0
[  298.182698]  ? lock_downgrade+0x900/0x900
[  298.186860]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.192411]  cache_grow_begin+0x91/0x8c0
[  298.196475]  ? do_raw_spin_unlock+0xa7/0x2f0
[  298.200896]  fallback_alloc+0x203/0x2e0
[  298.204885]  ____cache_alloc_node+0x1c7/0x1e0
[  298.209388]  kmem_cache_alloc_node+0xe3/0x730
[  298.213886]  ? ipv6_get_ifaddr+0x42e/0x620
[  298.218137]  __alloc_skb+0x119/0x770
[  298.221858]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.227145]  ? skb_scrub_packet+0x490/0x490
[  298.231469]  ? lock_downgrade+0x900/0x900
[  298.235671]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.241211]  ? refcount_sub_and_test_checked+0x203/0x310
[  298.246665]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  298.252120]  ? addrconf_rs_timer+0x6f0/0x6f0
[  298.256547]  ndisc_alloc_skb+0x144/0x340
[  298.260613]  ndisc_send_rs+0x331/0x6e0
[  298.264510]  addrconf_rs_timer+0x3c0/0x6f0
[  298.268774]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.273027]  call_timer_fn+0x272/0x920
[  298.276917]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.281181]  ? process_timeout+0x40/0x40
[  298.285243]  ? find_held_lock+0x36/0x1c0
[  298.289333]  ? mark_held_locks+0xc7/0x130
[  298.293493]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.297988]  ? _raw_spin_unlock_irq+0x27/0x80
[  298.302483]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.306718]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  298.311308]  ? trace_hardirqs_on+0xbd/0x310
[  298.315631]  ? kasan_check_read+0x11/0x20
[  298.319783]  ? __run_timers+0x7da/0xc70
[  298.323759]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.329216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.333461]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  298.337701]  __run_timers+0x7e5/0xc70
[  298.341517]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  298.346889]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.351911]  ? graph_lock+0x170/0x170
[  298.355739]  ? print_usage_bug+0xc0/0xc0
[  298.359799]  ? lock_release+0x970/0x970
[  298.363776]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  298.368977]  ? find_held_lock+0x36/0x1c0
[  298.373045]  ? graph_lock+0x170/0x170
[  298.376856]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.382397]  ? check_preemption_disabled+0x48/0x200
[  298.387432]  ? __lock_is_held+0xb5/0x140
[  298.391500]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.397043]  ? check_preemption_disabled+0x48/0x200
[  298.402069]  run_timer_softirq+0x52/0xb0
[  298.406133]  ? rcu_read_lock_sched_held+0x108/0x120
[  298.411156]  __do_softirq+0x30b/0xad8
[  298.414970]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  298.420080]  ? pvclock_read_flags+0x160/0x160
[  298.424577]  ? lapic_next_event+0x5a/0x90
[  298.428726]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.434272]  ? check_preemption_disabled+0x48/0x200
[  298.439309]  ? check_preemption_disabled+0x48/0x200
[  298.444338]  ? kvm_clock_read+0x18/0x30
[  298.448327]  ? kvm_sched_clock_read+0x9/0x20
[  298.452739]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.458289]  ? check_preemption_disabled+0x48/0x200
[  298.463331]  irq_exit+0x17f/0x1c0
[  298.466792]  smp_apic_timer_interrupt+0x1cb/0x760
[  298.471636]  ? smp_reschedule_interrupt+0x109/0x650
[  298.476658]  ? smp_call_function_single_interrupt+0x650/0x650
[  298.482549]  ? interrupt_entry+0xb5/0xf0
[  298.486614]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.491636]  ? trace_hardirqs_off_caller+0xbb/0x300
[  298.496664]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.501510]  ? trace_hardirqs_off+0x300/0x300
[  298.506006]  ? trace_hardirqs_off+0x300/0x300
[  298.510506]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.516048]  ? check_preemption_disabled+0x48/0x200
[  298.521067]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.526613]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  298.531474]  apic_timer_interrupt+0xf/0x20
[  298.535706]  </IRQ>
[  298.537946] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  298.543224] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  298.562131] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  298.570543] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  298.577817] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  298.585096] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  298.592370] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  298.599643] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  298.606939]  ? arch_local_irq_restore+0x45/0x52
[  298.611620]  dump_stack+0x26a/0x2b4
[  298.615252]  ? dump_stack_print_info.cold.2+0x52/0x52
[  298.620454]  ? mark_held_locks+0x130/0x130
[  298.624691]  ? mark_held_locks+0x130/0x130
[  298.628934]  dump_header+0x27b/0xf72
[  298.632686]  ? pagefault_out_of_memory+0x197/0x197
[  298.637621]  ? mark_held_locks+0x130/0x130
[  298.641861]  ? __lock_acquire+0x7ec/0x4ec0
[  298.646101]  ? mem_cgroup_charge_statistics+0x780/0x780
[  298.651471]  ? print_usage_bug+0xc0/0xc0
[  298.655550]  ? print_usage_bug+0xc0/0xc0
[  298.659622]  ? graph_lock+0x170/0x170
[  298.663424]  ? graph_lock+0x170/0x170
[  298.667229]  ? print_usage_bug+0xc0/0xc0
[  298.671319]  ? print_usage_bug+0xc0/0xc0
[  298.675394]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.680937]  ? find_held_lock+0x36/0x1c0
[  298.685007]  ? mark_held_locks+0xc7/0x130
[  298.689158]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  298.694264]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  298.699381]  ? lockdep_hardirqs_on+0x421/0x5c0
[  298.703964]  ? trace_hardirqs_on+0xbd/0x310
[  298.708299]  ? kasan_check_read+0x11/0x20
[  298.712453]  ? ___ratelimit+0x36f/0x655
[  298.716428]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  298.721879]  ? trace_hardirqs_on+0x310/0x310
[  298.726296]  ? lock_downgrade+0x900/0x900
[  298.730453]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  298.735558]  ? ___ratelimit+0xaa/0x655
[  298.739449]  ? idr_get_free+0xec0/0xec0
[  298.743430]  ? kasan_check_write+0x14/0x20
[  298.747667]  ? do_raw_spin_lock+0xc1/0x200
[  298.751914]  oom_kill_process.cold.27+0x10/0x903
[  298.756676]  ? graph_lock+0x170/0x170
[  298.760476]  ? _raw_spin_unlock+0x2c/0x50
[  298.764624]  ? oom_badness+0xe6/0xaa0
[  298.768434]  ? oom_evaluate_task+0x540/0x540
[  298.772852]  ? find_held_lock+0x36/0x1c0
[  298.776925]  ? out_of_memory+0x974/0x14c0
[  298.781076]  ? lock_downgrade+0x900/0x900
[  298.785228]  ? check_preemption_disabled+0x48/0x200
[  298.790252]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.796057]  ? kasan_check_read+0x11/0x20
[  298.800211]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.805492]  ? rcu_bh_qs+0xc0/0xc0
[  298.809042]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  298.814062]  ? oom_evaluate_task+0x302/0x540
[  298.818478]  out_of_memory+0xa86/0x14c0
[  298.822467]  ? oom_killer_disable+0x3a0/0x3a0
[  298.826964]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  298.831900]  ? __mutex_add_waiter+0x2a0/0x2a0
[  298.836412]  __alloc_pages_slowpath+0x2318/0x2d80
[  298.841293]  ? warn_alloc+0x120/0x120
[  298.845098]  ? __radix_tree_lookup+0x4c0/0x4c0
[  298.849697]  ? find_get_entry+0x2f2/0xc40
[  298.853864]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  298.859410]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  298.864347]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.869886]  ? should_fail+0x22d/0xd01
[  298.873779]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  298.878886]  ? __lock_is_held+0xb5/0x140
[  298.882977]  ? __lock_is_held+0xb5/0x140
[  298.887051]  ? ___might_sleep+0x1ed/0x300
[  298.891196]  ? lock_release+0x970/0x970
[  298.895179]  ? arch_local_save_flags+0x40/0x40
[  298.899777]  ? __might_sleep+0x95/0x190
[  298.903762]  __alloc_pages_nodemask+0xa80/0xde0
[  298.908442]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  298.913463]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.919267]  ? kasan_check_read+0x11/0x20
[  298.923430]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.928711]  ? graph_lock+0x170/0x170
[  298.932513]  ? print_usage_bug+0xc0/0xc0
[  298.936582]  ? graph_lock+0x170/0x170
[  298.940385]  ? graph_lock+0x170/0x170
[  298.944188]  ? __do_page_cache_readahead+0x7ce/0x980
[  298.949306]  ? find_held_lock+0x36/0x1c0
[  298.953383]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  298.958927]  alloc_pages_current+0x10c/0x210
[  298.963360]  ? lock_downgrade+0x900/0x900
[  298.967522]  __page_cache_alloc+0x38f/0x5b0
[  298.971852]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  298.977650]  ? kasan_check_read+0x11/0x20
[  298.981802]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  298.987348]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  298.992023]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  298.997564]  ? check_preemption_disabled+0x48/0x200
[  299.002588]  filemap_fault+0x1594/0x25f0
[  299.006667]  ? __lock_page_or_retry+0xa00/0xa00
[  299.011342]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  299.017144]  ? kasan_check_read+0x11/0x20
[  299.021308]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.026595]  ? rcu_bh_qs+0xc0/0xc0
[  299.030152]  ? filemap_map_pages+0xdea/0x1980
[  299.034668]  ? graph_lock+0x170/0x170
[  299.038480]  ? find_get_pages_range_tag+0x1320/0x1320
[  299.043676]  ? pick_next_task_fair+0x98e/0x17c0
[  299.048354]  ? print_usage_bug+0xc0/0xc0
[  299.052423]  ? graph_lock+0x170/0x170
[  299.056240]  ? find_held_lock+0x36/0x1c0
[  299.060331]  ? lock_acquire+0x1ed/0x520
[  299.064331]  ? ext4_filemap_fault+0x7a/0xad
[  299.068666]  ? lock_release+0x970/0x970
[  299.072647]  ? arch_local_save_flags+0x40/0x40
[  299.077238]  ? mark_held_locks+0x130/0x130
[  299.081490]  ? down_read+0xb0/0x1d0
[  299.085119]  ? ext4_filemap_fault+0x7a/0xad
[  299.089447]  ? __down_interruptible+0x700/0x700
[  299.094123]  ? mark_held_locks+0x130/0x130
[  299.098380]  ext4_filemap_fault+0x82/0xad
[  299.102535]  __do_fault+0x100/0x6b0
[  299.106171]  ? print_bad_pte+0x6c0/0x6c0
[  299.110236]  ? graph_lock+0x170/0x170
[  299.114037]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  299.119563]  ? hrtimer_active+0x2db/0x440
[  299.123715]  ? pmd_val+0x88/0x100
[  299.127172]  ? add_mm_counter_fast+0xd0/0xd0
[  299.131578]  ? pmd_val+0x88/0x100
[  299.135034]  ? add_mm_counter_fast+0xd0/0xd0
[  299.139448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.144995]  __handle_mm_fault+0x3709/0x53e0
[  299.149415]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  299.154257]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  299.159373]  ? graph_lock+0x170/0x170
[  299.163179]  ? print_usage_bug+0xc0/0xc0
[  299.167246]  ? kasan_check_read+0x11/0x20
[  299.171398]  ? __free_object+0x173/0x340
[  299.175459]  ? graph_lock+0x170/0x170
[  299.179258]  ? graph_lock+0x170/0x170
[  299.183090]  ? handle_mm_fault+0x42a/0xc70
[  299.187330]  ? lock_downgrade+0x900/0x900
[  299.191482]  ? check_preemption_disabled+0x48/0x200
[  299.196510]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  299.202316]  ? kasan_check_read+0x11/0x20
[  299.206465]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.211742]  ? rcu_bh_qs+0xc0/0xc0
[  299.215292]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  299.220766]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.226317]  ? check_preemption_disabled+0x48/0x200
[  299.231349]  handle_mm_fault+0x54f/0xc70
[  299.235419]  ? __handle_mm_fault+0x53e0/0x53e0
[  299.240007]  ? find_vma+0x34/0x190
[  299.243554]  __do_page_fault+0x67d/0xed0
[  299.247626]  ? mm_fault_error+0x380/0x380
[  299.251794]  ? trace_hardirqs_off+0xb8/0x300
[  299.256209]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  299.261573]  ? trace_hardirqs_on+0x310/0x310
[  299.265991]  do_page_fault+0xf2/0x7e0
[  299.269794]  ? vmalloc_sync_all+0x30/0x30
[  299.273945]  ? error_entry+0x70/0xd0
[  299.277661]  ? trace_hardirqs_off_caller+0xbb/0x300
[  299.282680]  ? trace_hardirqs_on_caller+0xc0/0x300
[  299.287612]  ? syscall_return_slowpath+0x5e0/0x5e0
[  299.292548]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.297394]  ? trace_hardirqs_off+0x300/0x300
[  299.301888]  ? trace_hardirqs_off_caller+0x300/0x300
[  299.306994]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  299.312015]  ? prepare_exit_to_usermode+0x291/0x3b0
[  299.317032]  ? page_fault+0x8/0x30
[  299.320579]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  299.325431]  ? page_fault+0x8/0x30
[  299.328977]  page_fault+0x1e/0x30
[  299.332432] RIP: 0033:0x7f9819842e40
[  299.336152] Code: Bad RIP value.
[  299.339511] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  299.344878] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  299.352149] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  299.359420] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  299.366690] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  299.373964] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  299.381264] warn_alloc_show_mem: 1 callbacks suppressed
[  299.381285] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  299.381287] Mem-Info:
[  299.381317] active_anon:39986 inactive_anon:371 isolated_anon:0
[  299.381317]  active_file:17 inactive_file:14 isolated_file:0
[  299.381317]  unevictable:0 dirty:0 writeback:0 unstable:0
[  299.381317]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  299.381317]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  299.381317]  free:13700 free_pcp:499 free_cma:0
[  299.386662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  299.386672] Call Trace:
[  299.393875] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  299.396270]  <IRQ>
[  299.429160] Node 0 
[  299.438531]  dump_stack+0x1c4/0x2b4
[  299.441113] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  299.468772]  ? dump_stack_print_info.cold.2+0x52/0x52
[  299.470900] lowmem_reserve[]:
[  299.473141]  warn_alloc.cold.118+0xb7/0x1bd
[  299.476732]  0
[  299.502247]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  299.507412]  2817
[  299.510517]  ? lock_downgrade+0x900/0x900
[  299.514808]  6321
[  299.516611]  ? trace_hardirqs_off+0xb8/0x300
[  299.521422]  6321
[  299.523486]  ? trace_hardirqs_off+0xb8/0x300
[  299.527610] Node 0 
[  299.529672]  __alloc_pages_slowpath+0x2667/0x2d80
[  299.534072] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  299.536130]  ? warn_alloc+0x120/0x120
[  299.540480] lowmem_reserve[]: 0
[  299.542723]  ? warn_alloc+0x120/0x120
[  299.547532]  0 3503
[  299.574272]  ? print_usage_bug+0xc0/0xc0
[  299.578056]  3503
[  299.581339]  ? warn_alloc+0x120/0x120
[  299.585109] Node 0 
[  299.587358]  ? print_usage_bug+0xc0/0xc0
[  299.591415] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  299.593447]  ? __lock_acquire+0x7ec/0x4ec0
[  299.597223] lowmem_reserve[]:
[  299.599454]  ? __lock_acquire+0x7ec/0x4ec0
[  299.603490]  0
[  299.632042]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  299.636249]  0
[  299.639359]  ? should_fail+0x22d/0xd01
[  299.643569]  0 0
[  299.645384]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.650890] Node 0 
[  299.652692]  ? __lock_acquire+0x7ec/0x4ec0
[  299.656545] DMA: 1*4kB 
[  299.658527]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  299.663601] (U) 
[  299.665831]  ? __lock_acquire+0x7ec/0x4ec0
[  299.670042] 0*8kB 
[  299.672623]  ? should_fail+0x22d/0xd01
[  299.677701] 0*16kB 
[  299.679682]  ? mark_held_locks+0x130/0x130
[  299.683882] 1*32kB 
[  299.686024]  ? mark_held_locks+0x130/0x130
[  299.689885] (U) 
[  299.692114]  ? graph_lock+0x170/0x170
[  299.696324] 2*64kB 
[  299.698557]  ? graph_lock+0x170/0x170
[  299.702784] (U) 
[  299.704754]  ? graph_lock+0x170/0x170
[  299.708527] 1*128kB (U) 
[  299.710769]  ? print_usage_bug+0xc0/0xc0
[  299.714543] 1*256kB 
[  299.716513]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.720293] (U) 
[  299.722962]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.726992] 0*512kB 1*1024kB 
[  299.729321]  ? check_preemption_disabled+0x48/0x200
[  299.734825] (U) 
[  299.736797]  ? check_preemption_disabled+0x48/0x200
[  299.742308] 1*2048kB (M) 
[  299.745423]  ? __lock_is_held+0xb5/0x140
[  299.750404] 3*4096kB 
[  299.752381]  __alloc_pages_nodemask+0xa80/0xde0
[  299.757366] (M) 
[  299.760117]  ? graph_lock+0x170/0x170
[  299.764155] = 15908kB
[  299.766560]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  299.771204] Node 0 
[  299.773193]  ? graph_lock+0x170/0x170
[  299.776971] DMA32: 
[  299.779386]  ? find_held_lock+0x36/0x1c0
[  299.784366] 3*4kB 
[  299.786604]  ? ____cache_alloc_node+0x1c7/0x1e0
[  299.790365] (UM) 1*8kB 
[  299.792607]  ? lock_downgrade+0x900/0x900
[  299.796641] (U) 
[  299.798793]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.803424] 4*16kB (UM) 
[  299.806015]  cache_grow_begin+0x91/0x8c0
[  299.810132] 2*32kB 
[  299.812107]  ? do_raw_spin_unlock+0xa7/0x2f0
[  299.817612] (UM) 
[  299.820288]  fallback_alloc+0x203/0x2e0
[  299.824318] 2*64kB 
[  299.826553]  ____cache_alloc_node+0x1c7/0x1e0
[  299.830936] (M) 
[  299.832996]  kmem_cache_alloc_node+0xe3/0x730
[  299.836942] 3*128kB 
[  299.839174]  ? ipv6_get_ifaddr+0x42e/0x620
[  299.843638] (M) 
[  299.845614]  __alloc_skb+0x119/0x770
[  299.850076] 3*256kB 
[  299.852398]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  299.856601] (UM) 
[  299.858579]  ? skb_scrub_packet+0x490/0x490
[  299.862266] 4*512kB 
[  299.864591]  ? lock_downgrade+0x900/0x900
[  299.869839] (UM) 
[  299.871905]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  299.876196] 3*1024kB 
[  299.878513]  ? refcount_sub_and_test_checked+0x203/0x310
[  299.882631] (M) 
[  299.884688]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  299.890202] 3*2048kB 
[  299.892614]  ? addrconf_rs_timer+0x6f0/0x6f0
[  299.898036] (UM) 
[  299.900015]  ndisc_alloc_skb+0x144/0x340
[  299.905424] 3*4096kB (M) 
[  299.907841]  ndisc_send_rs+0x331/0x6e0
[  299.912221] = 24980kB
[  299.912229] Node 0 
[  299.914298]  addrconf_rs_timer+0x3c0/0x6f0
[  299.918326] Normal: 
[  299.921085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.924946] 870*4kB 
[  299.927364]  call_timer_fn+0x272/0x920
[  299.929562] (MEH) 
[  299.933792]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.936091] 510*8kB 
[  299.940320]  ? process_timeout+0x40/0x40
[  299.942611] (UMEH) 199*16kB 
[  299.946501]  ? find_held_lock+0x36/0x1c0
[  299.948626] (UMEH) 
[  299.952865]  ? __run_timers+0x7da/0xc70
[  299.955161] 70*32kB 
[  299.959217]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.962206] (UMEH) 
[  299.966292]  ? _raw_spin_unlock_irq+0x27/0x80
[  299.968504] 11*64kB 
[  299.972473]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  299.974764] (UMH) 2*128kB 
[  299.979265]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  299.981473] (H) 
[  299.985965]  ? trace_hardirqs_on+0xbd/0x310
[  299.988265] 0*256kB 
[  299.992504]  ? kasan_check_read+0x11/0x20
[  299.995328] 0*512kB 
[  299.999917]  ? __run_timers+0x7da/0xc70
[  300.001862] 0*1024kB 0*2048kB 
[  300.006197]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.008501] 0*4096kB 
[  300.012650]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.014943] = 13944kB
[  300.018913]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.022082] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  300.027519]  __run_timers+0x7e5/0xc70
[  300.029906] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  300.034137]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  300.036512] 410 total pagecache pages
[  300.040738]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  300.049556] 0 pages in swap cache
[  300.053353]  ? graph_lock+0x170/0x170
[  300.061894] Swap cache stats: add 0, delete 0, find 0/0
[  300.061903] Free swap  = 0kB
[  300.067263]  ? enqueue_hrtimer+0x1a5/0x560
[  300.071031] Total swap = 0kB
[  300.071039] 1965979 pages RAM
[  300.076049]  ? lock_release+0x970/0x970
[  300.079478] 0 pages HighMem/MovableOnly
[  300.083268]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  300.088607] 342744 pages reserved
[  300.088615] 0 pages cma reserved
[  300.091635]  ? find_held_lock+0x36/0x1c0
[  300.095914] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  300.098853]  ? graph_lock+0x170/0x170
[  300.102001] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  300.105908]  ? pvclock_read_flags+0x160/0x160
[  300.109862] cron cpuset=
[  300.115055]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.118482] /
[  300.121849]  ? check_preemption_disabled+0x48/0x200
[  300.125889]  mems_allowed=0
[  300.132385]  ? __lock_is_held+0xb5/0x140
[  300.172175]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.177719]  ? check_preemption_disabled+0x48/0x200
[  300.182747]  run_timer_softirq+0x52/0xb0
[  300.186812]  ? rcu_read_lock_sched_held+0x108/0x120
[  300.191833]  __do_softirq+0x30b/0xad8
[  300.195649]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  300.200761]  ? pvclock_read_flags+0x160/0x160
[  300.205256]  ? lapic_next_event+0x5a/0x90
[  300.209413]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.214952]  ? check_preemption_disabled+0x48/0x200
[  300.219972]  ? check_preemption_disabled+0x48/0x200
[  300.224994]  ? kvm_clock_read+0x18/0x30
[  300.228972]  ? kvm_sched_clock_read+0x9/0x20
[  300.233383]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.238925]  ? check_preemption_disabled+0x48/0x200
[  300.243956]  irq_exit+0x17f/0x1c0
[  300.247416]  smp_apic_timer_interrupt+0x1cb/0x760
[  300.252374]  ? smp_call_function_single_interrupt+0x650/0x650
[  300.258261]  ? interrupt_entry+0xb5/0xf0
[  300.262335]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.267360]  ? trace_hardirqs_off_caller+0xbb/0x300
[  300.272384]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.277233]  ? trace_hardirqs_off+0x300/0x300
[  300.281731]  ? trace_hardirqs_off+0x300/0x300
[  300.286231]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.291774]  ? check_preemption_disabled+0x48/0x200
[  300.296793]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.302340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.307202]  apic_timer_interrupt+0xf/0x20
[  300.311430]  </IRQ>
[  300.313669] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  300.318598] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  300.337505] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  300.345222] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  300.352495] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  300.359770] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  300.367040] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  300.374310] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  300.381625]  skb_clone+0x1bb/0x500
[  300.385168]  ? finish_task_switch+0x2f5/0x900
[  300.389667]  ? skb_split+0x11e0/0x11e0
[  300.393555]  ? preempt_notifier_register+0x200/0x200
[  300.398660]  ? __switch_to_asm+0x34/0x70
[  300.402722]  ? __switch_to_asm+0x34/0x70
[  300.406784]  ? __switch_to_asm+0x40/0x70
[  300.410847]  ? __switch_to_asm+0x34/0x70
[  300.414907]  ? __switch_to_asm+0x40/0x70
[  300.418968]  ? __switch_to_asm+0x34/0x70
[  300.423028]  ? __switch_to_asm+0x40/0x70
[  300.427089]  ? __switch_to_asm+0x34/0x70
[  300.431152]  ? __switch_to_asm+0x34/0x70
[  300.435211]  ? __switch_to_asm+0x40/0x70
[  300.439272]  ? __switch_to_asm+0x34/0x70
[  300.443365]  bpf_clone_redirect+0xb9/0x490
[  300.447602]  ? __schedule+0x874/0x1ed0
[  300.451495]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  300.456518]  ? __sched_text_start+0x8/0x8
[  300.460669]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  300.465438]  ? find_held_lock+0x36/0x1c0
[  300.469505]  ? lock_acquire+0x1ed/0x520
[  300.473482]  ? bpf_test_run+0x32e/0x5a0
[  300.477463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.483007]  ? check_preemption_disabled+0x48/0x200
[  300.488032]  ? kasan_check_read+0x11/0x20
[  300.492181]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.497463]  ? rcu_bh_qs+0xc0/0xc0
[  300.501009]  ? preempt_schedule+0x4d/0x60
[  300.505160]  ? ___preempt_schedule+0x16/0x18
[  300.509576]  ? bpf_test_run+0x1c0/0x5a0
[  300.513560]  ? netlink_diag_dump+0x2a0/0x2a0
[  300.518000]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.523537]  ? bpf_test_init.isra.9+0x70/0x100
[  300.528126]  ? bpf_prog_test_run_skb+0x634/0xb40
[  300.532891]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  300.537734]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  300.543272]  ? fput+0x130/0x1a0
[  300.546566]  ? __bpf_prog_get+0x9b/0x290
[  300.550629]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  300.555471]  ? bpf_prog_test_run+0x130/0x1a0
[  300.559887]  ? __x64_sys_bpf+0x3d8/0x510
[  300.563948]  ? bpf_prog_get+0x20/0x20
[  300.567764]  ? ksys_ioctl+0x81/0xd0
[  300.571404]  ? do_syscall_64+0x1b9/0x820
[  300.575465]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  300.580833]  ? syscall_return_slowpath+0x5e0/0x5e0
[  300.585772]  ? trace_hardirqs_off+0x300/0x300
[  300.590271]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  300.595304]  ? recalc_sigpending_tsk+0x180/0x180
[  300.600067]  ? kasan_check_write+0x14/0x20
[  300.604317]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  300.609176]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  300.614559] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  300.614651] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  300.620971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  300.620980] Call Trace:
[  300.627557] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  300.636807]  <IRQ>
[  300.639382] syz-executor4 cpuset=
[  300.649866]  dump_stack+0x1c4/0x2b4
[  300.651985] syz4
[  300.655430]  ? dump_stack_print_info.cold.2+0x52/0x52
[  300.659034]  mems_allowed=0
[  300.661010]  warn_alloc.cold.118+0xb7/0x1bd
[  300.673394]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  300.678241]  ? lock_downgrade+0x900/0x900
[  300.682398]  ? trace_hardirqs_off+0xb8/0x300
[  300.686812]  ? trace_hardirqs_off+0xb8/0x300
[  300.691233]  __alloc_pages_slowpath+0x2667/0x2d80
[  300.696109]  ? warn_alloc+0x120/0x120
[  300.699917]  ? warn_alloc+0x120/0x120
[  300.703723]  ? print_usage_bug+0xc0/0xc0
[  300.707783]  ? warn_alloc+0x120/0x120
[  300.711590]  ? print_usage_bug+0xc0/0xc0
[  300.715653]  ? __lock_acquire+0x7ec/0x4ec0
[  300.719890]  ? __lock_acquire+0x7ec/0x4ec0
[  300.724131]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  300.729672]  ? should_fail+0x22d/0xd01
[  300.733568]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.738670]  ? __lock_acquire+0x7ec/0x4ec0
[  300.742913]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  300.748012]  ? __lock_acquire+0x7ec/0x4ec0
[  300.752249]  ? should_fail+0x22d/0xd01
[  300.756155]  ? mark_held_locks+0x130/0x130
[  300.760394]  ? mark_held_locks+0x130/0x130
[  300.764631]  ? graph_lock+0x170/0x170
[  300.768432]  ? graph_lock+0x170/0x170
[  300.772238]  ? graph_lock+0x170/0x170
[  300.776039]  ? print_usage_bug+0xc0/0xc0
[  300.780103]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.785641]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.791181]  ? check_preemption_disabled+0x48/0x200
[  300.796197]  ? check_preemption_disabled+0x48/0x200
[  300.801225]  ? __lock_is_held+0xb5/0x140
[  300.805305]  __alloc_pages_nodemask+0xa80/0xde0
[  300.809977]  ? graph_lock+0x170/0x170
[  300.813785]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  300.818801]  ? graph_lock+0x170/0x170
[  300.822613]  ? find_held_lock+0x36/0x1c0
[  300.826687]  ? ____cache_alloc_node+0x1c7/0x1e0
[  300.831360]  ? lock_downgrade+0x900/0x900
[  300.835518]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.841066]  cache_grow_begin+0x91/0x8c0
[  300.845131]  ? do_raw_spin_unlock+0xa7/0x2f0
[  300.849547]  fallback_alloc+0x203/0x2e0
[  300.853527]  ____cache_alloc_node+0x1c7/0x1e0
[  300.858039]  kmem_cache_alloc_node+0xe3/0x730
[  300.862536]  ? ipv6_get_ifaddr+0x42e/0x620
[  300.866782]  __alloc_skb+0x119/0x770
[  300.870500]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  300.875784]  ? skb_scrub_packet+0x490/0x490
[  300.880109]  ? lock_downgrade+0x900/0x900
[  300.884269]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  300.889821]  ? refcount_sub_and_test_checked+0x203/0x310
[  300.895288]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  300.900744]  ? addrconf_rs_timer+0x6f0/0x6f0
[  300.905170]  ndisc_alloc_skb+0x144/0x340
[  300.909237]  ndisc_send_rs+0x331/0x6e0
[  300.913134]  addrconf_rs_timer+0x3c0/0x6f0
[  300.917375]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.921629]  call_timer_fn+0x272/0x920
[  300.925521]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.929759]  ? process_timeout+0x40/0x40
[  300.933822]  ? find_held_lock+0x36/0x1c0
[  300.937917]  ? mark_held_locks+0xc7/0x130
[  300.942080]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.946587]  ? _raw_spin_unlock_irq+0x27/0x80
[  300.951085]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.955322]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  300.959910]  ? trace_hardirqs_on+0xbd/0x310
[  300.964233]  ? kasan_check_read+0x11/0x20
[  300.968385]  ? __run_timers+0x7da/0xc70
[  300.972364]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  300.977823]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.982069]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  300.986644]  __run_timers+0x7e5/0xc70
[  300.990465]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  300.995831]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.000859]  ? graph_lock+0x170/0x170
[  301.004668]  ? print_usage_bug+0xc0/0xc0
[  301.008725]  ? lock_release+0x970/0x970
[  301.012701]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  301.017902]  ? find_held_lock+0x36/0x1c0
[  301.021968]  ? graph_lock+0x170/0x170
[  301.025774]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.031321]  ? check_preemption_disabled+0x48/0x200
[  301.036353]  ? __lock_is_held+0xb5/0x140
[  301.040421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.045963]  ? check_preemption_disabled+0x48/0x200
[  301.050992]  run_timer_softirq+0x52/0xb0
[  301.055057]  ? rcu_read_lock_sched_held+0x108/0x120
[  301.060080]  __do_softirq+0x30b/0xad8
[  301.063893]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  301.069003]  ? pvclock_read_flags+0x160/0x160
[  301.073503]  ? lapic_next_event+0x5a/0x90
[  301.077653]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.083196]  ? check_preemption_disabled+0x48/0x200
[  301.088213]  ? check_preemption_disabled+0x48/0x200
[  301.093239]  ? kvm_clock_read+0x18/0x30
[  301.097216]  ? kvm_sched_clock_read+0x9/0x20
[  301.101627]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.107166]  ? check_preemption_disabled+0x48/0x200
[  301.112196]  irq_exit+0x17f/0x1c0
[  301.115655]  smp_apic_timer_interrupt+0x1cb/0x760
[  301.121037]  ? smp_reschedule_interrupt+0x109/0x650
[  301.126061]  ? smp_call_function_single_interrupt+0x650/0x650
[  301.131948]  ? interrupt_entry+0xb5/0xf0
[  301.136012]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.141031]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.146051]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.150901]  ? trace_hardirqs_off+0x300/0x300
[  301.155398]  ? trace_hardirqs_off+0x300/0x300
[  301.159897]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.165437]  ? check_preemption_disabled+0x48/0x200
[  301.170456]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.176002]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.180866]  apic_timer_interrupt+0xf/0x20
[  301.185098]  </IRQ>
[  301.187340] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  301.192707] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  301.211618] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  301.219334] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  301.226603] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  301.233872] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  301.241139] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  301.248406] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  301.255699]  ? arch_local_irq_restore+0x45/0x52
[  301.260380]  dump_stack+0x26a/0x2b4
[  301.264011]  ? dump_stack_print_info.cold.2+0x52/0x52
[  301.269207]  ? mark_held_locks+0x130/0x130
[  301.273441]  ? mark_held_locks+0x130/0x130
[  301.277681]  dump_header+0x27b/0xf72
[  301.281500]  ? pagefault_out_of_memory+0x197/0x197
[  301.286437]  ? mark_held_locks+0x130/0x130
[  301.290678]  ? __lock_acquire+0x7ec/0x4ec0
[  301.294919]  ? mem_cgroup_charge_statistics+0x780/0x780
[  301.300289]  ? print_usage_bug+0xc0/0xc0
[  301.304354]  ? print_usage_bug+0xc0/0xc0
[  301.308422]  ? graph_lock+0x170/0x170
[  301.312219]  ? graph_lock+0x170/0x170
[  301.316021]  ? print_usage_bug+0xc0/0xc0
[  301.320078]  ? print_usage_bug+0xc0/0xc0
[  301.324147]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.329699]  ? find_held_lock+0x36/0x1c0
[  301.333770]  ? mark_held_locks+0xc7/0x130
[  301.337927]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.343031]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.348143]  ? lockdep_hardirqs_on+0x421/0x5c0
[  301.352729]  ? trace_hardirqs_on+0xbd/0x310
[  301.357054]  ? kasan_check_read+0x11/0x20
[  301.361209]  ? ___ratelimit+0x36f/0x655
[  301.365185]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.370642]  ? trace_hardirqs_on+0x310/0x310
[  301.375055]  ? lock_downgrade+0x900/0x900
[  301.379211]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  301.384320]  ? ___ratelimit+0xaa/0x655
[  301.388211]  ? idr_get_free+0xec0/0xec0
[  301.392194]  ? kasan_check_write+0x14/0x20
[  301.396434]  ? do_raw_spin_lock+0xc1/0x200
[  301.400677]  oom_kill_process.cold.27+0x10/0x903
[  301.405439]  ? graph_lock+0x170/0x170
[  301.409240]  ? _raw_spin_unlock+0x2c/0x50
[  301.413390]  ? oom_badness+0xe6/0xaa0
[  301.417198]  ? oom_evaluate_task+0x540/0x540
[  301.421616]  ? find_held_lock+0x36/0x1c0
[  301.425687]  ? out_of_memory+0x974/0x14c0
[  301.429838]  ? lock_downgrade+0x900/0x900
[  301.433993]  ? check_preemption_disabled+0x48/0x200
[  301.439017]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.444821]  ? kasan_check_read+0x11/0x20
[  301.448977]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.454256]  ? rcu_bh_qs+0xc0/0xc0
[  301.457810]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  301.462826]  ? oom_evaluate_task+0x302/0x540
[  301.467243]  out_of_memory+0xa86/0x14c0
[  301.471227]  ? oom_killer_disable+0x3a0/0x3a0
[  301.475723]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  301.480657]  ? __mutex_add_waiter+0x2a0/0x2a0
[  301.485169]  __alloc_pages_slowpath+0x2318/0x2d80
[  301.490046]  ? warn_alloc+0x120/0x120
[  301.493853]  ? __radix_tree_lookup+0x4c0/0x4c0
[  301.498455]  ? find_get_entry+0x2f2/0xc40
[  301.502616]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  301.508160]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  301.513097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.518653]  ? should_fail+0x22d/0xd01
[  301.522561]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  301.527670]  ? __lock_is_held+0xb5/0x140
[  301.531760]  ? __lock_is_held+0xb5/0x140
[  301.535840]  ? ___might_sleep+0x1ed/0x300
[  301.539997]  ? lock_release+0x970/0x970
[  301.543979]  ? arch_local_save_flags+0x40/0x40
[  301.548582]  ? __might_sleep+0x95/0x190
[  301.552565]  __alloc_pages_nodemask+0xa80/0xde0
[  301.557252]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  301.562292]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.568099]  ? kasan_check_read+0x11/0x20
[  301.572254]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.577547]  ? graph_lock+0x170/0x170
[  301.581350]  ? print_usage_bug+0xc0/0xc0
[  301.585416]  ? graph_lock+0x170/0x170
[  301.589222]  ? graph_lock+0x170/0x170
[  301.593028]  ? __do_page_cache_readahead+0x7ce/0x980
[  301.598154]  ? find_held_lock+0x36/0x1c0
[  301.602229]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  301.607778]  alloc_pages_current+0x10c/0x210
[  301.612191]  ? lock_downgrade+0x900/0x900
[  301.616353]  __page_cache_alloc+0x38f/0x5b0
[  301.620693]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.626499]  ? kasan_check_read+0x11/0x20
[  301.630659]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.635949]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  301.640630]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.646177]  ? check_preemption_disabled+0x48/0x200
[  301.651205]  filemap_fault+0x1594/0x25f0
[  301.655289]  ? __lock_page_or_retry+0xa00/0xa00
[  301.659965]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.665764]  ? kasan_check_read+0x11/0x20
[  301.669915]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.675192]  ? rcu_bh_qs+0xc0/0xc0
[  301.678748]  ? filemap_map_pages+0xdea/0x1980
[  301.683265]  ? graph_lock+0x170/0x170
[  301.687077]  ? find_get_pages_range_tag+0x1320/0x1320
[  301.692266]  ? pick_next_task_fair+0x98e/0x17c0
[  301.696948]  ? print_usage_bug+0xc0/0xc0
[  301.701012]  ? graph_lock+0x170/0x170
[  301.704819]  ? find_held_lock+0x36/0x1c0
[  301.708902]  ? lock_acquire+0x1ed/0x520
[  301.712886]  ? ext4_filemap_fault+0x7a/0xad
[  301.717218]  ? lock_release+0x970/0x970
[  301.721194]  ? arch_local_save_flags+0x40/0x40
[  301.725787]  ? mark_held_locks+0x130/0x130
[  301.730037]  ? down_read+0xb0/0x1d0
[  301.733667]  ? ext4_filemap_fault+0x7a/0xad
[  301.737992]  ? __down_interruptible+0x700/0x700
[  301.742665]  ? mark_held_locks+0x130/0x130
[  301.746917]  ext4_filemap_fault+0x82/0xad
[  301.751067]  __do_fault+0x100/0x6b0
[  301.754700]  ? print_bad_pte+0x6c0/0x6c0
[  301.758764]  ? graph_lock+0x170/0x170
[  301.762572]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  301.767590]  ? hrtimer_active+0x2db/0x440
[  301.771739]  ? pmd_val+0x88/0x100
[  301.775195]  ? add_mm_counter_fast+0xd0/0xd0
[  301.779605]  ? pmd_val+0x88/0x100
[  301.783062]  ? add_mm_counter_fast+0xd0/0xd0
[  301.787482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.793032]  __handle_mm_fault+0x3709/0x53e0
[  301.797454]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  301.802307]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  301.807415]  ? graph_lock+0x170/0x170
[  301.811216]  ? print_usage_bug+0xc0/0xc0
[  301.815289]  ? kasan_check_read+0x11/0x20
[  301.819444]  ? __free_object+0x173/0x340
[  301.823534]  ? graph_lock+0x170/0x170
[  301.827341]  ? graph_lock+0x170/0x170
[  301.831169]  ? handle_mm_fault+0x42a/0xc70
[  301.835410]  ? lock_downgrade+0x900/0x900
[  301.839563]  ? check_preemption_disabled+0x48/0x200
[  301.844594]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  301.850412]  ? kasan_check_read+0x11/0x20
[  301.854573]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  301.859861]  ? rcu_bh_qs+0xc0/0xc0
[  301.863403]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  301.868869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  301.874420]  ? check_preemption_disabled+0x48/0x200
[  301.879457]  handle_mm_fault+0x54f/0xc70
[  301.883537]  ? __handle_mm_fault+0x53e0/0x53e0
[  301.888133]  ? find_vma+0x34/0x190
[  301.891689]  __do_page_fault+0x67d/0xed0
[  301.895764]  ? mm_fault_error+0x380/0x380
[  301.899918]  ? trace_hardirqs_off+0xb8/0x300
[  301.904339]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  301.909705]  ? trace_hardirqs_on+0x310/0x310
[  301.914123]  do_page_fault+0xf2/0x7e0
[  301.917934]  ? vmalloc_sync_all+0x30/0x30
[  301.922091]  ? error_entry+0x70/0xd0
[  301.925815]  ? trace_hardirqs_off_caller+0xbb/0x300
[  301.930842]  ? trace_hardirqs_on_caller+0xc0/0x300
[  301.935781]  ? syscall_return_slowpath+0x5e0/0x5e0
[  301.940713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.945559]  ? trace_hardirqs_off+0x300/0x300
[  301.950059]  ? trace_hardirqs_off_caller+0x300/0x300
[  301.955173]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  301.960196]  ? prepare_exit_to_usermode+0x291/0x3b0
[  301.965216]  ? page_fault+0x8/0x30
[  301.968766]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  301.973619]  ? page_fault+0x8/0x30
[  301.977163]  page_fault+0x1e/0x30
[  301.980615] RIP: 0033:0x7f9819842e40
[  301.984335] Code: Bad RIP value.
[  301.987697] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  301.993062] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  302.000336] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  302.007618] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  302.014895] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  302.022181] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  302.029512] warn_alloc_show_mem: 1 callbacks suppressed
[  302.029526] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  302.029528] Mem-Info:
[  302.029558] active_anon:39986 inactive_anon:371 isolated_anon:0
[  302.029558]  active_file:17 inactive_file:14 isolated_file:0
[  302.029558]  unevictable:0 dirty:0 writeback:0 unstable:0
[  302.029558]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  302.029558]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  302.029558]  free:13700 free_pcp:499 free_cma:0
[  302.034920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  302.042124] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  302.044533] Call Trace:
[  302.077417] Node 0 
[  302.086774]  <IRQ>
[  302.114733] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  302.117307]  dump_stack+0x1c4/0x2b4
[  302.119508] lowmem_reserve[]: 0
[  302.121662]  ? dump_stack_print_info.cold.2+0x52/0x52
[  302.147147]  2817 6321
[  302.150804]  warn_alloc.cold.118+0xb7/0x1bd
[  302.154039]  6321
[  302.159228]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  302.166014]  ? lock_downgrade+0x900/0x900
[  302.168052] Node 0 
[  302.172890]  ? trace_hardirqs_off+0xb8/0x300
[  302.177033] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  302.179243]  ? trace_hardirqs_off+0xb8/0x300
[  302.183627] lowmem_reserve[]:
[  302.210366]  __alloc_pages_slowpath+0x2667/0x2d80
[  302.214742]  0
[  302.217867]  ? warn_alloc+0x120/0x120
[  302.222661]  0
[  302.224464]  ? trace_hardirqs_on+0x310/0x310
[  302.228231]  3503 3503
[  302.230035]  ? warn_alloc+0x120/0x120
[  302.234424] Node 0 
[  302.236918]  ? print_usage_bug+0xc0/0xc0
[  302.240715] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  302.242971]  ? warn_alloc+0x120/0x120
[  302.247014] lowmem_reserve[]: 0
[  302.275577]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  302.279356]  0
[  302.282626]  ? print_usage_bug+0xc0/0xc0
[  302.287609]  0 0
[  302.289413]  ? __lock_acquire+0x7ec/0x4ec0
[  302.295417]  ? __lock_acquire+0x7ec/0x4ec0
[  302.299626] Node 0 DMA: 
[  302.303858]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.303876]  ? should_fail+0x22d/0xd01
[  302.306527] 1*4kB 
[  302.312061]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.315922] (U) 
[  302.318069]  ? __lock_acquire+0x7ec/0x4ec0
[  302.323144] 0*8kB 
[  302.325120]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  302.329323] 0*16kB 1*32kB 
[  302.331479]  ? __lock_acquire+0x7ec/0x4ec0
[  302.336554] (U) 
[  302.339398]  ? should_fail+0x22d/0xd01
[  302.343604] 2*64kB (U) 
[  302.345588]  ? print_usage_bug+0xc0/0xc0
[  302.349443] 1*128kB (U) 
[  302.352039]  ? mark_held_locks+0x130/0x130
[  302.356063] 1*256kB (U) 
[  302.358738]  ? mark_held_locks+0x130/0x130
[  302.362949] 0*512kB 
[  302.365618]  ? graph_lock+0x170/0x170
[  302.369815] 1*1024kB (U) 
[  302.372141]  ? print_usage_bug+0xc0/0xc0
[  302.375911] 1*2048kB (M) 
[  302.378671]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  302.382703] 3*4096kB 
[  302.385463]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.390183] (M) = 15908kB
[  302.392600]  ? check_preemption_disabled+0x48/0x200
[  302.398111] Node 0 
[  302.401125]  ? check_preemption_disabled+0x48/0x200
[  302.406105] DMA32: 3*4kB 
[  302.408355]  ? __lock_is_held+0xb5/0x140
[  302.413332] (UM) 
[  302.416090]  __alloc_pages_nodemask+0xa80/0xde0
[  302.420116] 1*8kB (U) 
[  302.422187]  ? graph_lock+0x170/0x170
[  302.426829] 4*16kB 
[  302.429323]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  302.433090] (UM) 2*32kB 
[  302.435331]  ? graph_lock+0x170/0x170
[  302.440321] (UM) 
[  302.442999]  ? find_held_lock+0x36/0x1c0
[  302.446765] 2*64kB 
[  302.448830]  ? ____cache_alloc_node+0x1c7/0x1e0
[  302.452855] (M) 
[  302.455089]  ? lock_downgrade+0x900/0x900
[  302.459724] 3*128kB (M) 
[  302.461710]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.465820] 3*256kB (UM) 
[  302.468500]  cache_grow_begin+0x91/0x8c0
[  302.474008] 4*512kB 
[  302.476763]  ? do_raw_spin_unlock+0xa7/0x2f0
[  302.480792] (UM) 
[  302.483117]  fallback_alloc+0x203/0x2e0
[  302.487488] 3*1024kB (M) 
[  302.489558]  ____cache_alloc_node+0x1c7/0x1e0
[  302.493495] 3*2048kB (UM) 
[  302.496260]  kmem_cache_alloc_node+0xe3/0x730
[  302.500721] 3*4096kB (M) 
[  302.503571]  ? ipv6_get_ifaddr+0x42e/0x620
[  302.508037] = 24980kB
[  302.510794]  __alloc_skb+0x119/0x770
[  302.514998] Node 0 
[  302.517408]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  302.521091] Normal: 
[  302.523330]  ? skb_scrub_packet+0x490/0x490
[  302.528576] 870*4kB 
[  302.530896]  ? lock_downgrade+0x900/0x900
[  302.535206] (MEH) 510*8kB 
[  302.537542]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.541650] (UMEH) 199*16kB 
[  302.544498]  ? refcount_sub_and_test_checked+0x203/0x310
[  302.550002] (UMEH) 70*32kB 
[  302.553025]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  302.558446] (UMEH) 
[  302.561381]  ? addrconf_rs_timer+0x6f0/0x6f0
[  302.566803] 11*64kB 
[  302.569046]  ndisc_alloc_skb+0x144/0x340
[  302.573418] (UMH) 
[  302.575739]  ndisc_send_rs+0x331/0x6e0
[  302.579766] 2*128kB (H) 
[  302.581922]  addrconf_rs_timer+0x3c0/0x6f0
[  302.585783] 0*256kB 
[  302.588450]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.592655] 0*512kB 
[  302.594985]  call_timer_fn+0x272/0x920
[  302.599177] 0*1024kB 0*2048kB 
[  302.601507]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.605370] 0*4096kB = 13944kB
[  302.608589]  ? process_timeout+0x40/0x40
[  302.612804] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  302.616001]  ? find_held_lock+0x36/0x1c0
[  302.620044] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  302.628881]  ? __run_timers+0x7da/0xc70
[  302.632916] 410 total pagecache pages
[  302.641497]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.645458] 0 pages in swap cache
[  302.649248]  ? _raw_spin_unlock_irq+0x27/0x80
[  302.653717] Swap cache stats: add 0, delete 0, find 0/0
[  302.657168]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.661630] Free swap  = 0kB
[  302.661638] Total swap = 0kB
[  302.667001]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  302.671212] 1965979 pages RAM
[  302.674226]  ? trace_hardirqs_on+0xbd/0x310
[  302.677210] 0 pages HighMem/MovableOnly
[  302.677219] 342744 pages reserved
[  302.681797]  ? kasan_check_read+0x11/0x20
[  302.684873] 0 pages cma reserved
[  302.684952] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  302.689200]  ? __run_timers+0x7da/0xc70
[  302.693251] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  302.696602]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  302.700723] cron cpuset=
[  302.704089]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.710553] /
[  302.714531]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  302.724218]  mems_allowed=0
[  302.729677]  __run_timers+0x7e5/0xc70
[  302.749200]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  302.754582]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  302.759611]  ? graph_lock+0x170/0x170
[  302.763420]  ? enqueue_hrtimer+0x1a5/0x560
[  302.767662]  ? lock_release+0x970/0x970
[  302.771647]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  302.776849]  ? find_held_lock+0x36/0x1c0
[  302.780919]  ? graph_lock+0x170/0x170
[  302.784722]  ? pvclock_read_flags+0x160/0x160
[  302.789224]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.794768]  ? check_preemption_disabled+0x48/0x200
[  302.799801]  ? __lock_is_held+0xb5/0x140
[  302.803869]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.809413]  ? check_preemption_disabled+0x48/0x200
[  302.814447]  run_timer_softirq+0x52/0xb0
[  302.818509]  ? rcu_read_lock_sched_held+0x108/0x120
[  302.823540]  __do_softirq+0x30b/0xad8
[  302.827370]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  302.832491]  ? pvclock_read_flags+0x160/0x160
[  302.836988]  ? lapic_next_event+0x5a/0x90
[  302.841141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.846685]  ? check_preemption_disabled+0x48/0x200
[  302.851703]  ? check_preemption_disabled+0x48/0x200
[  302.856730]  ? kvm_clock_read+0x18/0x30
[  302.860709]  ? kvm_sched_clock_read+0x9/0x20
[  302.865122]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  302.870664]  ? check_preemption_disabled+0x48/0x200
[  302.875696]  irq_exit+0x17f/0x1c0
[  302.879176]  smp_apic_timer_interrupt+0x1cb/0x760
[  302.884028]  ? smp_call_function_single_interrupt+0x650/0x650
[  302.889917]  ? interrupt_entry+0xb5/0xf0
[  302.893983]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.898999]  ? trace_hardirqs_off_caller+0xbb/0x300
[  302.904020]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.908866]  ? trace_hardirqs_off+0x300/0x300
[  302.913367]  ? trace_hardirqs_off+0x300/0x300
[  302.917869]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.923417]  ? check_preemption_disabled+0x48/0x200
[  302.928435]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  302.933984]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  302.938842]  apic_timer_interrupt+0xf/0x20
[  302.943071]  </IRQ>
[  302.945319] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  302.950268] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  302.969185] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  302.976899] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  302.984613] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  302.991885] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  302.999154] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  303.006424] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  303.013742]  skb_clone+0x1bb/0x500
[  303.017295]  ? finish_task_switch+0x2f5/0x900
[  303.021796]  ? skb_split+0x11e0/0x11e0
[  303.025691]  ? preempt_notifier_register+0x200/0x200
[  303.030794]  ? __switch_to_asm+0x34/0x70
[  303.034857]  ? __switch_to_asm+0x34/0x70
[  303.038917]  ? __switch_to_asm+0x40/0x70
[  303.042975]  ? __switch_to_asm+0x34/0x70
[  303.047032]  ? __switch_to_asm+0x40/0x70
[  303.051091]  ? __switch_to_asm+0x34/0x70
[  303.055151]  ? __switch_to_asm+0x40/0x70
[  303.059212]  ? __switch_to_asm+0x34/0x70
[  303.063278]  ? __switch_to_asm+0x34/0x70
[  303.067347]  ? __switch_to_asm+0x40/0x70
[  303.071416]  ? __switch_to_asm+0x34/0x70
[  303.075491]  bpf_clone_redirect+0xb9/0x490
[  303.079733]  ? __schedule+0x874/0x1ed0
[  303.083626]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  303.088648]  ? __sched_text_start+0x8/0x8
[  303.092801]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  303.097569]  ? find_held_lock+0x36/0x1c0
[  303.101637]  ? lock_acquire+0x1ed/0x520
[  303.105612]  ? bpf_test_run+0x32e/0x5a0
[  303.109590]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.115132]  ? check_preemption_disabled+0x48/0x200
[  303.120453]  ? kasan_check_read+0x11/0x20
[  303.124603]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.129969]  ? rcu_bh_qs+0xc0/0xc0
[  303.133516]  ? preempt_schedule+0x4d/0x60
[  303.137666]  ? ___preempt_schedule+0x16/0x18
[  303.142085]  ? bpf_test_run+0x1c0/0x5a0
[  303.146072]  ? netlink_diag_dump+0x2a0/0x2a0
[  303.150484]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.156024]  ? bpf_test_init.isra.9+0x70/0x100
[  303.160611]  ? bpf_prog_test_run_skb+0x634/0xb40
[  303.165380]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  303.170228]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  303.175769]  ? fput+0x130/0x1a0
[  303.179051]  ? __bpf_prog_get+0x9b/0x290
[  303.183118]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  303.187959]  ? bpf_prog_test_run+0x130/0x1a0
[  303.192377]  ? __x64_sys_bpf+0x3d8/0x510
[  303.196437]  ? bpf_prog_get+0x20/0x20
[  303.200247]  ? ksys_ioctl+0x81/0xd0
[  303.203890]  ? do_syscall_64+0x1b9/0x820
[  303.207954]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  303.213320]  ? syscall_return_slowpath+0x5e0/0x5e0
[  303.218260]  ? trace_hardirqs_off+0x300/0x300
[  303.222764]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  303.227784]  ? recalc_sigpending_tsk+0x180/0x180
[  303.232543]  ? kasan_check_write+0x14/0x20
[  303.236789]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.241645]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  303.247032] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  303.247106] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  303.253447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  303.253456] Call Trace:
[  303.260059] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  303.269305]  <IRQ>
[  303.271878] syz-executor4 cpuset=
[  303.282363]  dump_stack+0x1c4/0x2b4
[  303.284491] syz4
[  303.287936]  ? dump_stack_print_info.cold.2+0x52/0x52
[  303.291540]  mems_allowed=0
[  303.293518]  warn_alloc.cold.118+0xb7/0x1bd
[  303.305911]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  303.310758]  ? lock_downgrade+0x900/0x900
[  303.314917]  ? trace_hardirqs_off+0xb8/0x300
[  303.319331]  ? trace_hardirqs_off+0xb8/0x300
[  303.323754]  __alloc_pages_slowpath+0x2667/0x2d80
[  303.328627]  ? warn_alloc+0x120/0x120
[  303.332436]  ? warn_alloc+0x120/0x120
[  303.336244]  ? print_usage_bug+0xc0/0xc0
[  303.340311]  ? warn_alloc+0x120/0x120
[  303.344118]  ? print_usage_bug+0xc0/0xc0
[  303.348192]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.353738]  ? should_fail+0x22d/0xd01
[  303.357626]  ? lock_downgrade+0x900/0x900
[  303.361779]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.367143]  ? __lock_acquire+0x7ec/0x4ec0
[  303.371389]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  303.376493]  ? __lock_acquire+0x7ec/0x4ec0
[  303.381103]  ? should_fail+0x22d/0xd01
[  303.385006]  ? mark_held_locks+0x130/0x130
[  303.389245]  ? mark_held_locks+0x130/0x130
[  303.393490]  ? select_task_rq_fair+0x754/0x34f0
[  303.398161]  ? lock_downgrade+0x900/0x900
[  303.402318]  ? check_preemption_disabled+0x48/0x200
[  303.407338]  ? graph_lock+0x170/0x170
[  303.411142]  ? print_usage_bug+0xc0/0xc0
[  303.415207]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.420753]  ? check_preemption_disabled+0x48/0x200
[  303.425777]  ? check_preemption_disabled+0x48/0x200
[  303.430810]  ? __lock_is_held+0xb5/0x140
[  303.434965]  __alloc_pages_nodemask+0xa80/0xde0
[  303.439640]  ? graph_lock+0x170/0x170
[  303.443450]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  303.448466]  ? graph_lock+0x170/0x170
[  303.452289]  ? find_held_lock+0x36/0x1c0
[  303.456365]  ? ____cache_alloc_node+0x1c7/0x1e0
[  303.461044]  ? lock_downgrade+0x900/0x900
[  303.465203]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.470753]  cache_grow_begin+0x91/0x8c0
[  303.474819]  ? do_raw_spin_unlock+0xa7/0x2f0
[  303.479247]  fallback_alloc+0x203/0x2e0
[  303.483229]  ____cache_alloc_node+0x1c7/0x1e0
[  303.487736]  kmem_cache_alloc_node+0xe3/0x730
[  303.492236]  ? ipv6_get_ifaddr+0x42e/0x620
[  303.496484]  __alloc_skb+0x119/0x770
[  303.500199]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  303.505483]  ? skb_scrub_packet+0x490/0x490
[  303.509809]  ? lock_downgrade+0x900/0x900
[  303.513972]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.519516]  ? refcount_sub_and_test_checked+0x203/0x310
[  303.524972]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  303.530431]  ? addrconf_rs_timer+0x6f0/0x6f0
[  303.534860]  ndisc_alloc_skb+0x144/0x340
[  303.538931]  ndisc_send_rs+0x331/0x6e0
[  303.542824]  addrconf_rs_timer+0x3c0/0x6f0
[  303.547072]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.551332]  call_timer_fn+0x272/0x920
[  303.555226]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.559462]  ? process_timeout+0x40/0x40
[  303.563528]  ? find_held_lock+0x36/0x1c0
[  303.567628]  ? mark_held_locks+0xc7/0x130
[  303.571782]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.576288]  ? _raw_spin_unlock_irq+0x27/0x80
[  303.580785]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.585026]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  303.589631]  ? trace_hardirqs_on+0xbd/0x310
[  303.593960]  ? kasan_check_read+0x11/0x20
[  303.598115]  ? __run_timers+0x7da/0xc70
[  303.602091]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.607574]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  303.611811]  __run_timers+0x7e5/0xc70
[  303.615626]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  303.620994]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  303.626015]  ? graph_lock+0x170/0x170
[  303.629822]  ? print_usage_bug+0xc0/0xc0
[  303.633885]  ? lock_release+0x970/0x970
[  303.637866]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  303.643070]  ? find_held_lock+0x36/0x1c0
[  303.647141]  ? graph_lock+0x170/0x170
[  303.650951]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.656493]  ? check_preemption_disabled+0x48/0x200
[  303.661528]  ? __lock_is_held+0xb5/0x140
[  303.665591]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.671135]  ? check_preemption_disabled+0x48/0x200
[  303.676162]  run_timer_softirq+0x52/0xb0
[  303.680227]  ? rcu_read_lock_sched_held+0x108/0x120
[  303.685248]  __do_softirq+0x30b/0xad8
[  303.689061]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  303.694175]  ? pvclock_read_flags+0x160/0x160
[  303.698677]  ? lapic_next_event+0x5a/0x90
[  303.702826]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.708377]  ? check_preemption_disabled+0x48/0x200
[  303.713396]  ? check_preemption_disabled+0x48/0x200
[  303.718419]  ? kvm_clock_read+0x18/0x30
[  303.722398]  ? kvm_sched_clock_read+0x9/0x20
[  303.726809]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  303.732442]  ? check_preemption_disabled+0x48/0x200
[  303.737470]  irq_exit+0x17f/0x1c0
[  303.740930]  smp_apic_timer_interrupt+0x1cb/0x760
[  303.745772]  ? smp_reschedule_interrupt+0x109/0x650
[  303.750789]  ? smp_call_function_single_interrupt+0x650/0x650
[  303.756678]  ? interrupt_entry+0xb5/0xf0
[  303.760742]  ? trace_hardirqs_off_caller+0xbb/0x300
[  303.765760]  ? trace_hardirqs_off_caller+0xbb/0x300
[  303.770782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.775627]  ? trace_hardirqs_off+0x300/0x300
[  303.780122]  ? trace_hardirqs_off+0x300/0x300
[  303.784623]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.790167]  ? check_preemption_disabled+0x48/0x200
[  303.795184]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.800730]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  303.805584]  apic_timer_interrupt+0xf/0x20
[  303.809811]  </IRQ>
[  303.812052] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  303.817330] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  303.836243] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  303.843962] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  303.851228] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  303.858501] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  303.865770] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  303.873040] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  303.880338]  ? arch_local_irq_restore+0x45/0x52
[  303.885017]  dump_stack+0x26a/0x2b4
[  303.888678]  ? dump_stack_print_info.cold.2+0x52/0x52
[  303.893880]  ? mark_held_locks+0x130/0x130
[  303.898119]  ? mark_held_locks+0x130/0x130
[  303.902363]  dump_header+0x27b/0xf72
[  303.906092]  ? pagefault_out_of_memory+0x197/0x197
[  303.911026]  ? mark_held_locks+0x130/0x130
[  303.915262]  ? __lock_acquire+0x7ec/0x4ec0
[  303.919504]  ? mem_cgroup_charge_statistics+0x780/0x780
[  303.924872]  ? print_usage_bug+0xc0/0xc0
[  303.928933]  ? print_usage_bug+0xc0/0xc0
[  303.933003]  ? graph_lock+0x170/0x170
[  303.936802]  ? graph_lock+0x170/0x170
[  303.940602]  ? print_usage_bug+0xc0/0xc0
[  303.944669]  ? print_usage_bug+0xc0/0xc0
[  303.948741]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  303.954294]  ? find_held_lock+0x36/0x1c0
[  303.958370]  ? mark_held_locks+0xc7/0x130
[  303.962527]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  303.967651]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  303.972757]  ? lockdep_hardirqs_on+0x421/0x5c0
[  303.977340]  ? trace_hardirqs_on+0xbd/0x310
[  303.981664]  ? kasan_check_read+0x11/0x20
[  303.985812]  ? ___ratelimit+0x36f/0x655
[  303.989787]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  303.995242]  ? trace_hardirqs_on+0x310/0x310
[  303.999653]  ? lock_downgrade+0x900/0x900
[  304.003837]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  304.008951]  ? ___ratelimit+0xaa/0x655
[  304.012846]  ? idr_get_free+0xec0/0xec0
[  304.016832]  ? kasan_check_write+0x14/0x20
[  304.021075]  ? do_raw_spin_lock+0xc1/0x200
[  304.025324]  oom_kill_process.cold.27+0x10/0x903
[  304.030082]  ? graph_lock+0x170/0x170
[  304.033886]  ? _raw_spin_unlock+0x2c/0x50
[  304.038035]  ? oom_badness+0xe6/0xaa0
[  304.041844]  ? oom_evaluate_task+0x540/0x540
[  304.046271]  ? find_held_lock+0x36/0x1c0
[  304.050348]  ? out_of_memory+0x974/0x14c0
[  304.054500]  ? lock_downgrade+0x900/0x900
[  304.058649]  ? check_preemption_disabled+0x48/0x200
[  304.063680]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.069480]  ? kasan_check_read+0x11/0x20
[  304.073631]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.078913]  ? rcu_bh_qs+0xc0/0xc0
[  304.082459]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  304.087474]  ? oom_evaluate_task+0x302/0x540
[  304.091890]  out_of_memory+0xa86/0x14c0
[  304.095879]  ? oom_killer_disable+0x3a0/0x3a0
[  304.100386]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  304.105324]  ? __mutex_add_waiter+0x2a0/0x2a0
[  304.109831]  __alloc_pages_slowpath+0x2318/0x2d80
[  304.114712]  ? warn_alloc+0x120/0x120
[  304.118516]  ? __radix_tree_lookup+0x4c0/0x4c0
[  304.123116]  ? find_get_entry+0x2f2/0xc40
[  304.127278]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  304.132826]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  304.137762]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.143309]  ? should_fail+0x22d/0xd01
[  304.147203]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.152313]  ? __lock_is_held+0xb5/0x140
[  304.156404]  ? __lock_is_held+0xb5/0x140
[  304.160486]  ? ___might_sleep+0x1ed/0x300
[  304.164634]  ? lock_release+0x970/0x970
[  304.168615]  ? arch_local_save_flags+0x40/0x40
[  304.173217]  ? __might_sleep+0x95/0x190
[  304.177207]  __alloc_pages_nodemask+0xa80/0xde0
[  304.181898]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  304.186929]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.192736]  ? kasan_check_read+0x11/0x20
[  304.196892]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.202178]  ? graph_lock+0x170/0x170
[  304.205981]  ? print_usage_bug+0xc0/0xc0
[  304.210048]  ? graph_lock+0x170/0x170
[  304.213860]  ? graph_lock+0x170/0x170
[  304.217665]  ? __do_page_cache_readahead+0x7ce/0x980
[  304.222774]  ? find_held_lock+0x36/0x1c0
[  304.226842]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  304.232391]  alloc_pages_current+0x10c/0x210
[  304.236804]  ? lock_downgrade+0x900/0x900
[  304.240961]  __page_cache_alloc+0x38f/0x5b0
[  304.245291]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.251093]  ? kasan_check_read+0x11/0x20
[  304.255247]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.260539]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  304.265219]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.270764]  ? check_preemption_disabled+0x48/0x200
[  304.275796]  filemap_fault+0x1594/0x25f0
[  304.279881]  ? __lock_page_or_retry+0xa00/0xa00
[  304.284553]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.290352]  ? kasan_check_read+0x11/0x20
[  304.294506]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.299787]  ? rcu_bh_qs+0xc0/0xc0
[  304.303345]  ? filemap_map_pages+0xdea/0x1980
[  304.307859]  ? graph_lock+0x170/0x170
[  304.311669]  ? find_get_pages_range_tag+0x1320/0x1320
[  304.316863]  ? pick_next_task_fair+0x98e/0x17c0
[  304.321534]  ? print_usage_bug+0xc0/0xc0
[  304.325596]  ? graph_lock+0x170/0x170
[  304.329408]  ? find_held_lock+0x36/0x1c0
[  304.333751]  ? lock_acquire+0x1ed/0x520
[  304.337724]  ? ext4_filemap_fault+0x7a/0xad
[  304.342051]  ? lock_release+0x970/0x970
[  304.346030]  ? arch_local_save_flags+0x40/0x40
[  304.350623]  ? mark_held_locks+0x130/0x130
[  304.354883]  ? down_read+0xb0/0x1d0
[  304.358511]  ? ext4_filemap_fault+0x7a/0xad
[  304.362834]  ? __down_interruptible+0x700/0x700
[  304.367511]  ? mark_held_locks+0x130/0x130
[  304.371764]  ext4_filemap_fault+0x82/0xad
[  304.375917]  __do_fault+0x100/0x6b0
[  304.379549]  ? print_bad_pte+0x6c0/0x6c0
[  304.383612]  ? graph_lock+0x170/0x170
[  304.387438]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  304.392461]  ? hrtimer_active+0x2db/0x440
[  304.396614]  ? pmd_val+0x88/0x100
[  304.400070]  ? add_mm_counter_fast+0xd0/0xd0
[  304.404484]  ? pmd_val+0x88/0x100
[  304.407942]  ? add_mm_counter_fast+0xd0/0xd0
[  304.412361]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.417915]  __handle_mm_fault+0x3709/0x53e0
[  304.422339]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  304.427184]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  304.432307]  ? graph_lock+0x170/0x170
[  304.436113]  ? print_usage_bug+0xc0/0xc0
[  304.440175]  ? kasan_check_read+0x11/0x20
[  304.444327]  ? __free_object+0x173/0x340
[  304.448399]  ? graph_lock+0x170/0x170
[  304.452200]  ? graph_lock+0x170/0x170
[  304.456028]  ? handle_mm_fault+0x42a/0xc70
[  304.460271]  ? lock_downgrade+0x900/0x900
[  304.464432]  ? check_preemption_disabled+0x48/0x200
[  304.469467]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  304.475273]  ? kasan_check_read+0x11/0x20
[  304.479439]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  304.484726]  ? rcu_bh_qs+0xc0/0xc0
[  304.488269]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  304.493736]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.499290]  ? check_preemption_disabled+0x48/0x200
[  304.504334]  handle_mm_fault+0x54f/0xc70
[  304.508406]  ? __handle_mm_fault+0x53e0/0x53e0
[  304.512996]  ? find_vma+0x34/0x190
[  304.516549]  __do_page_fault+0x67d/0xed0
[  304.520629]  ? mm_fault_error+0x380/0x380
[  304.524778]  ? trace_hardirqs_off+0xb8/0x300
[  304.529200]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  304.534568]  ? trace_hardirqs_on+0x310/0x310
[  304.538993]  do_page_fault+0xf2/0x7e0
[  304.542799]  ? vmalloc_sync_all+0x30/0x30
[  304.546952]  ? error_entry+0x70/0xd0
[  304.550667]  ? trace_hardirqs_off_caller+0xbb/0x300
[  304.555686]  ? trace_hardirqs_on_caller+0xc0/0x300
[  304.560616]  ? syscall_return_slowpath+0x5e0/0x5e0
[  304.565546]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.570392]  ? trace_hardirqs_off+0x300/0x300
[  304.574890]  ? trace_hardirqs_off_caller+0x300/0x300
[  304.580001]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  304.585026]  ? prepare_exit_to_usermode+0x291/0x3b0
[  304.590045]  ? page_fault+0x8/0x30
[  304.593595]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  304.598446]  ? page_fault+0x8/0x30
[  304.601991]  page_fault+0x1e/0x30
[  304.605447] RIP: 0033:0x7f9819842e40
[  304.609166] Code: Bad RIP value.
[  304.612527] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  304.617893] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  304.625162] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  304.632436] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  304.639706] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  304.646973] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  304.654265] warn_alloc_show_mem: 1 callbacks suppressed
[  304.654278] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  304.654280] Mem-Info:
[  304.654319] active_anon:39986 inactive_anon:371 isolated_anon:0
[  304.654319]  active_file:17 inactive_file:14 isolated_file:0
[  304.654319]  unevictable:0 dirty:0 writeback:0 unstable:0
[  304.654319]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  304.654319]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  304.654319]  free:13700 free_pcp:499 free_cma:0
[  304.659660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  304.659668] Call Trace:
[  304.666867] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  304.669276]  <IRQ>
[  304.702162] Node 0 
[  304.711540]  dump_stack+0x1c4/0x2b4
[  304.714121] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  304.741777]  ? dump_stack_print_info.cold.2+0x52/0x52
[  304.743906] lowmem_reserve[]:
[  304.746147]  warn_alloc.cold.118+0xb7/0x1bd
[  304.749737]  0
[  304.775248]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  304.780413]  2817
[  304.783514]  ? lock_downgrade+0x900/0x900
[  304.787803]  6321 6321
[  304.789613]  ? trace_hardirqs_off+0xb8/0x300
[  304.794447] Node 0 
[  304.796511]  ? trace_hardirqs_off+0xb8/0x300
[  304.800780] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  304.803270]  __alloc_pages_slowpath+0x2667/0x2d80
[  304.807646] lowmem_reserve[]:
[  304.809901]  ? warn_alloc+0x120/0x120
[  304.814259]  0
[  304.841013]  ? trace_hardirqs_on+0x310/0x310
[  304.845831]  0
[  304.848933]  ? warn_alloc+0x120/0x120
[  304.852705]  3503
[  304.854507]  ? print_usage_bug+0xc0/0xc0
[  304.858885]  3503
[  304.860686]  ? warn_alloc+0x120/0x120
[  304.866516]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  304.870550] Node 0 
[  304.872611]  ? print_usage_bug+0xc0/0xc0
[  304.876410] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  304.881393]  ? __lock_acquire+0x7ec/0x4ec0
[  304.883604] lowmem_reserve[]:
[  304.887658]  ? __lock_acquire+0x7ec/0x4ec0
[  304.916174]  0 0
[  304.920427]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  304.923495]  0 0
[  304.927754]  ? should_fail+0x22d/0xd01
[  304.935236]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.937185] Node 0 
[  304.941064]  ? __lock_acquire+0x7ec/0x4ec0
[  304.946135] DMA: 1*4kB 
[  304.948383]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  304.952589] (U) 
[  304.955169]  ? __lock_acquire+0x7ec/0x4ec0
[  304.960240] 0*8kB 0*16kB 
[  304.962219]  ? should_fail+0x22d/0xd01
[  304.966431] 1*32kB 
[  304.969184]  ? print_usage_bug+0xc0/0xc0
[  304.973046] (U) 
[  304.975292]  ? mark_held_locks+0x130/0x130
[  304.979315] 2*64kB (U) 
[  304.981304]  ? mark_held_locks+0x130/0x130
[  304.985718] 1*128kB (U) 
[  304.988324]  ? graph_lock+0x170/0x170
[  304.992527] 1*256kB 
[  304.995194]  ? print_usage_bug+0xc0/0xc0
[  304.998968] (U) 
[  305.001299]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.005329] 0*512kB 1*1024kB 
[  305.007319]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.012044] (U) 
[  305.015144]  ? check_preemption_disabled+0x48/0x200
[  305.020648] 1*2048kB (M) 
[  305.022630]  ? check_preemption_disabled+0x48/0x200
[  305.027617] 3*4096kB 
[  305.030382]  ? __lock_is_held+0xb5/0x140
[  305.035369] (M) 
[  305.037778]  __alloc_pages_nodemask+0xa80/0xde0
[  305.041810] = 15908kB
[  305.043780]  ? graph_lock+0x170/0x170
[  305.048471] Node 0 
[  305.050882]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  305.054658] DMA32: 
[  305.056891]  ? graph_lock+0x170/0x170
[  305.061886] 3*4kB 
[  305.064124]  ? find_held_lock+0x36/0x1c0
[  305.067889] (UM) 
[  305.070040]  ? ____cache_alloc_node+0x1c7/0x1e0
[  305.074063] 1*8kB (U) 
[  305.076132]  ? lock_downgrade+0x900/0x900
[  305.080794] 4*16kB 
[  305.083296]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.087413] (UM) 
[  305.090396]  cache_grow_begin+0x91/0x8c0
[  305.095904] 2*32kB 
[  305.097962]  ? do_raw_spin_unlock+0xa7/0x2f0
[  305.101993] (UM) 
[  305.104227]  fallback_alloc+0x203/0x2e0
[  305.108600] 2*64kB (M) 
[  305.110669]  ____cache_alloc_node+0x1c7/0x1e0
[  305.114611] 3*128kB (M) 
[  305.117473]  kmem_cache_alloc_node+0xe3/0x730
[  305.121950] 3*256kB 
[  305.124617]  ? ipv6_get_ifaddr+0x42e/0x620
[  305.129082] (UM) 
[  305.131405]  __alloc_skb+0x119/0x770
[  305.135605] 4*512kB 
[  305.137664]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.141351] (UM) 
[  305.143673]  ? skb_scrub_packet+0x490/0x490
[  305.148921] 3*1024kB 
[  305.150980]  ? lock_downgrade+0x900/0x900
[  305.155272] (M) 3*2048kB 
[  305.157699]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.161817] (UM) 
[  305.164578]  ? refcount_sub_and_test_checked+0x203/0x310
[  305.170090] 3*4096kB 
[  305.172150]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  305.177574] (M) 
[  305.179979]  ? addrconf_rs_timer+0x6f0/0x6f0
[  305.185401] = 24980kB
[  305.187381]  ndisc_alloc_skb+0x144/0x340
[  305.191752] Node 0 
[  305.194180]  ndisc_send_rs+0x331/0x6e0
[  305.198214] Normal: 
[  305.200451]  addrconf_rs_timer+0x3c0/0x6f0
[  305.204318] 870*4kB 
[  305.206636]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.210839] (MEH) 510*8kB 
[  305.213175]  call_timer_fn+0x272/0x920
[  305.217374] (UMEH) 
[  305.220216]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.224075] 199*16kB 
[  305.226318]  ? process_timeout+0x40/0x40
[  305.230521] (UMEH) 70*32kB 
[  305.232935]  ? find_held_lock+0x36/0x1c0
[  305.236969] (UMEH) 
[  305.239902]  ? __run_timers+0x7da/0xc70
[  305.243932] 11*64kB 
[  305.246164]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.250104] (UMH) 2*128kB 
[  305.252432]  ? _raw_spin_unlock_irq+0x27/0x80
[  305.256904] (H) 
[  305.259753]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.264220] 0*256kB 
[  305.266220]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  305.270428] 0*512kB 
[  305.272743]  ? trace_hardirqs_on+0xbd/0x310
[  305.277306] 0*1024kB 
[  305.279627]  ? kasan_check_read+0x11/0x20
[  305.283920] 0*2048kB 
[  305.286328]  ? __run_timers+0x7da/0xc70
[  305.290444] 0*4096kB = 13944kB
[  305.292861]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  305.296817] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  305.300002]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.305430] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  305.314255]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  305.318462] 410 total pagecache pages
[  305.327035]  __run_timers+0x7e5/0xc70
[  305.331251] 0 pages in swap cache
[  305.335045]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  305.338817] Swap cache stats: add 0, delete 0, find 0/0
[  305.342263]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  305.347594] Free swap  = 0kB
[  305.347603] Total swap = 0kB
[  305.352959]  ? graph_lock+0x170/0x170
[  305.357949] 1965979 pages RAM
[  305.360957]  ? enqueue_hrtimer+0x1a5/0x560
[  305.363951] 0 pages HighMem/MovableOnly
[  305.367742]  ? lock_release+0x970/0x970
[  305.370822] 342744 pages reserved
[  305.375046]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  305.378995] 0 pages cma reserved
[  305.382965]  ? find_held_lock+0x36/0x1c0
[  305.386458] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.391575]  ? graph_lock+0x170/0x170
[  305.395022] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.398977]  ? pvclock_read_flags+0x160/0x160
[  305.405454] cron cpuset=
[  305.409253]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.418929] /
[  305.423422]  ? check_preemption_disabled+0x48/0x200
[  305.426066]  mems_allowed=0
[  305.431599]  ? __lock_is_held+0xb5/0x140
[  305.445275]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.450850]  ? check_preemption_disabled+0x48/0x200
[  305.455876]  run_timer_softirq+0x52/0xb0
[  305.459941]  ? rcu_read_lock_sched_held+0x108/0x120
[  305.464963]  __do_softirq+0x30b/0xad8
[  305.468778]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  305.473892]  ? pvclock_read_flags+0x160/0x160
[  305.478387]  ? lapic_next_event+0x5a/0x90
[  305.482541]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.488084]  ? check_preemption_disabled+0x48/0x200
[  305.493102]  ? check_preemption_disabled+0x48/0x200
[  305.498124]  ? kvm_clock_read+0x18/0x30
[  305.502099]  ? kvm_sched_clock_read+0x9/0x20
[  305.506510]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.512071]  ? check_preemption_disabled+0x48/0x200
[  305.517104]  irq_exit+0x17f/0x1c0
[  305.520564]  smp_apic_timer_interrupt+0x1cb/0x760
[  305.525410]  ? smp_call_function_single_interrupt+0x650/0x650
[  305.531304]  ? interrupt_entry+0xb5/0xf0
[  305.535375]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.540411]  ? trace_hardirqs_off_caller+0xbb/0x300
[  305.545429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.550276]  ? trace_hardirqs_off+0x300/0x300
[  305.554796]  ? trace_hardirqs_off+0x300/0x300
[  305.559304]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.564848]  ? check_preemption_disabled+0x48/0x200
[  305.569867]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.575416]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.580271]  apic_timer_interrupt+0xf/0x20
[  305.584509]  </IRQ>
[  305.586768] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  305.591698] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  305.610600] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  305.618317] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  305.625588] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  305.632857] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  305.640126] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  305.647391] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  305.654702]  skb_clone+0x1bb/0x500
[  305.658246]  ? finish_task_switch+0x2f5/0x900
[  305.662743]  ? skb_split+0x11e0/0x11e0
[  305.666632]  ? preempt_notifier_register+0x200/0x200
[  305.671751]  ? __switch_to_asm+0x34/0x70
[  305.675814]  ? __switch_to_asm+0x34/0x70
[  305.679876]  ? __switch_to_asm+0x40/0x70
[  305.683936]  ? __switch_to_asm+0x34/0x70
[  305.687997]  ? __switch_to_asm+0x40/0x70
[  305.692054]  ? __switch_to_asm+0x34/0x70
[  305.696112]  ? __switch_to_asm+0x40/0x70
[  305.700172]  ? __switch_to_asm+0x34/0x70
[  305.704230]  ? __switch_to_asm+0x34/0x70
[  305.708298]  ? __switch_to_asm+0x40/0x70
[  305.712363]  ? __switch_to_asm+0x34/0x70
[  305.716431]  bpf_clone_redirect+0xb9/0x490
[  305.720673]  ? __schedule+0x874/0x1ed0
[  305.724566]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  305.729585]  ? __sched_text_start+0x8/0x8
[  305.733733]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  305.738501]  ? find_held_lock+0x36/0x1c0
[  305.742567]  ? lock_acquire+0x1ed/0x520
[  305.746541]  ? bpf_test_run+0x32e/0x5a0
[  305.750515]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  305.756057]  ? check_preemption_disabled+0x48/0x200
[  305.761084]  ? kasan_check_read+0x11/0x20
[  305.765239]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  305.770517]  ? rcu_bh_qs+0xc0/0xc0
[  305.774063]  ? preempt_schedule+0x4d/0x60
[  305.778310]  ? ___preempt_schedule+0x16/0x18
[  305.782730]  ? bpf_test_run+0x1c0/0x5a0
[  305.786720]  ? netlink_diag_dump+0x2a0/0x2a0
[  305.791134]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  305.796673]  ? bpf_test_init.isra.9+0x70/0x100
[  305.801309]  ? bpf_prog_test_run_skb+0x634/0xb40
[  305.806071]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  305.810911]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  305.816445]  ? fput+0x130/0x1a0
[  305.819728]  ? __bpf_prog_get+0x9b/0x290
[  305.823793]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  305.828637]  ? bpf_prog_test_run+0x130/0x1a0
[  305.833050]  ? __x64_sys_bpf+0x3d8/0x510
[  305.837113]  ? bpf_prog_get+0x20/0x20
[  305.840923]  ? ksys_ioctl+0x81/0xd0
[  305.844565]  ? do_syscall_64+0x1b9/0x820
[  305.848630]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  305.853999]  ? syscall_return_slowpath+0x5e0/0x5e0
[  305.858934]  ? trace_hardirqs_off+0x300/0x300
[  305.863431]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  305.868447]  ? recalc_sigpending_tsk+0x180/0x180
[  305.873208]  ? kasan_check_write+0x14/0x20
[  305.877471]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  305.882330]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  305.887720] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  305.887811] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  305.894128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  305.894133] Call Trace:
[  305.894140]  <IRQ>
[  305.894155]  dump_stack+0x1c4/0x2b4
[  305.894171]  ? dump_stack_print_info.cold.2+0x52/0x52
[  305.894197]  warn_alloc.cold.118+0xb7/0x1bd
[  305.900721] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  305.910014]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  305.912573] syz-executor4 cpuset=
[  305.914714]  ? lock_downgrade+0x900/0x900
[  305.918314] syz4
[  305.923523]  ? trace_hardirqs_off+0xb8/0x300
[  305.927819]  mems_allowed=0
[  305.938305]  ? trace_hardirqs_off+0xb8/0x300
[  305.964365]  __alloc_pages_slowpath+0x2667/0x2d80
[  305.969240]  ? warn_alloc+0x120/0x120
[  305.973043]  ? trace_hardirqs_on+0x310/0x310
[  305.977456]  ? warn_alloc+0x120/0x120
[  305.981263]  ? print_usage_bug+0xc0/0xc0
[  305.985333]  ? warn_alloc+0x120/0x120
[  305.989192]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  305.994209]  ? print_usage_bug+0xc0/0xc0
[  305.998274]  ? __lock_acquire+0x7ec/0x4ec0
[  306.002518]  ? __lock_acquire+0x7ec/0x4ec0
[  306.006753]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.012296]  ? should_fail+0x22d/0xd01
[  306.016189]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.021301]  ? __lock_acquire+0x7ec/0x4ec0
[  306.025542]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.030667]  ? __lock_acquire+0x7ec/0x4ec0
[  306.034906]  ? should_fail+0x22d/0xd01
[  306.038792]  ? print_usage_bug+0xc0/0xc0
[  306.042875]  ? mark_held_locks+0x130/0x130
[  306.047121]  ? mark_held_locks+0x130/0x130
[  306.051366]  ? graph_lock+0x170/0x170
[  306.055170]  ? print_usage_bug+0xc0/0xc0
[  306.059232]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  306.063993]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.069537]  ? check_preemption_disabled+0x48/0x200
[  306.074556]  ? check_preemption_disabled+0x48/0x200
[  306.079587]  ? __lock_is_held+0xb5/0x140
[  306.083656]  __alloc_pages_nodemask+0xa80/0xde0
[  306.088329]  ? graph_lock+0x170/0x170
[  306.092143]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.097163]  ? graph_lock+0x170/0x170
[  306.100985]  ? find_held_lock+0x36/0x1c0
[  306.105064]  ? ____cache_alloc_node+0x1c7/0x1e0
[  306.109738]  ? lock_downgrade+0x900/0x900
[  306.113901]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.119453]  cache_grow_begin+0x91/0x8c0
[  306.123522]  ? do_raw_spin_unlock+0xa7/0x2f0
[  306.127943]  fallback_alloc+0x203/0x2e0
[  306.131929]  ____cache_alloc_node+0x1c7/0x1e0
[  306.136434]  kmem_cache_alloc_node+0xe3/0x730
[  306.140931]  ? ipv6_get_ifaddr+0x42e/0x620
[  306.145179]  __alloc_skb+0x119/0x770
[  306.148898]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.154182]  ? skb_scrub_packet+0x490/0x490
[  306.158504]  ? lock_downgrade+0x900/0x900
[  306.162678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.168222]  ? refcount_sub_and_test_checked+0x203/0x310
[  306.173681]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  306.179139]  ? addrconf_rs_timer+0x6f0/0x6f0
[  306.183561]  ndisc_alloc_skb+0x144/0x340
[  306.187629]  ndisc_send_rs+0x331/0x6e0
[  306.191522]  addrconf_rs_timer+0x3c0/0x6f0
[  306.195765]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.200018]  call_timer_fn+0x272/0x920
[  306.203908]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.208144]  ? process_timeout+0x40/0x40
[  306.212205]  ? find_held_lock+0x36/0x1c0
[  306.216277]  ? mark_held_locks+0xc7/0x130
[  306.220443]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.224942]  ? _raw_spin_unlock_irq+0x27/0x80
[  306.229439]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.233680]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  306.238269]  ? trace_hardirqs_on+0xbd/0x310
[  306.242604]  ? kasan_check_read+0x11/0x20
[  306.246757]  ? __run_timers+0x7da/0xc70
[  306.250736]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.256196]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.260441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  306.264680]  __run_timers+0x7e5/0xc70
[  306.268498]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  306.273870]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.278893]  ? graph_lock+0x170/0x170
[  306.282699]  ? print_usage_bug+0xc0/0xc0
[  306.286757]  ? lock_release+0x970/0x970
[  306.290737]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  306.295933]  ? find_held_lock+0x36/0x1c0
[  306.300000]  ? graph_lock+0x170/0x170
[  306.303805]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.309351]  ? check_preemption_disabled+0x48/0x200
[  306.314380]  ? __lock_is_held+0xb5/0x140
[  306.318449]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.323992]  ? check_preemption_disabled+0x48/0x200
[  306.329021]  run_timer_softirq+0x52/0xb0
[  306.333085]  ? rcu_read_lock_sched_held+0x108/0x120
[  306.338109]  __do_softirq+0x30b/0xad8
[  306.341926]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  306.347045]  ? pvclock_read_flags+0x160/0x160
[  306.351541]  ? lapic_next_event+0x5a/0x90
[  306.355690]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.361232]  ? check_preemption_disabled+0x48/0x200
[  306.366248]  ? check_preemption_disabled+0x48/0x200
[  306.371276]  ? kvm_clock_read+0x18/0x30
[  306.375261]  ? kvm_sched_clock_read+0x9/0x20
[  306.379681]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.385225]  ? check_preemption_disabled+0x48/0x200
[  306.390263]  irq_exit+0x17f/0x1c0
[  306.393737]  smp_apic_timer_interrupt+0x1cb/0x760
[  306.398591]  ? smp_reschedule_interrupt+0x109/0x650
[  306.403612]  ? smp_call_function_single_interrupt+0x650/0x650
[  306.409500]  ? interrupt_entry+0xb5/0xf0
[  306.413566]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.418586]  ? trace_hardirqs_off_caller+0xbb/0x300
[  306.423607]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.428453]  ? trace_hardirqs_off+0x300/0x300
[  306.432952]  ? trace_hardirqs_off+0x300/0x300
[  306.437450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.442995]  ? check_preemption_disabled+0x48/0x200
[  306.448016]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.453563]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  306.458419]  apic_timer_interrupt+0xf/0x20
[  306.462646]  </IRQ>
[  306.464886] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  306.470164] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  306.489080] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  306.496797] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  306.504067] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  306.511335] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  306.518609] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  306.525883] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  306.533179]  ? arch_local_irq_restore+0x45/0x52
[  306.537862]  dump_stack+0x26a/0x2b4
[  306.541494]  ? dump_stack_print_info.cold.2+0x52/0x52
[  306.546692]  ? mark_held_locks+0x130/0x130
[  306.550928]  ? mark_held_locks+0x130/0x130
[  306.555169]  dump_header+0x27b/0xf72
[  306.558899]  ? pagefault_out_of_memory+0x197/0x197
[  306.563837]  ? mark_held_locks+0x130/0x130
[  306.568083]  ? __lock_acquire+0x7ec/0x4ec0
[  306.572323]  ? mem_cgroup_charge_statistics+0x780/0x780
[  306.577697]  ? print_usage_bug+0xc0/0xc0
[  306.581765]  ? print_usage_bug+0xc0/0xc0
[  306.585834]  ? graph_lock+0x170/0x170
[  306.589639]  ? graph_lock+0x170/0x170
[  306.593448]  ? print_usage_bug+0xc0/0xc0
[  306.597616]  ? print_usage_bug+0xc0/0xc0
[  306.601687]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.607231]  ? find_held_lock+0x36/0x1c0
[  306.611312]  ? mark_held_locks+0xc7/0x130
[  306.615466]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  306.620569]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  306.625673]  ? lockdep_hardirqs_on+0x421/0x5c0
[  306.630260]  ? trace_hardirqs_on+0xbd/0x310
[  306.634590]  ? kasan_check_read+0x11/0x20
[  306.638738]  ? ___ratelimit+0x36f/0x655
[  306.642714]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  306.648168]  ? trace_hardirqs_on+0x310/0x310
[  306.652577]  ? lock_downgrade+0x900/0x900
[  306.656739]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  306.661845]  ? ___ratelimit+0xaa/0x655
[  306.665749]  ? idr_get_free+0xec0/0xec0
[  306.669729]  ? kasan_check_write+0x14/0x20
[  306.673968]  ? do_raw_spin_lock+0xc1/0x200
[  306.678213]  oom_kill_process.cold.27+0x10/0x903
[  306.682978]  ? graph_lock+0x170/0x170
[  306.686779]  ? _raw_spin_unlock+0x2c/0x50
[  306.690929]  ? oom_badness+0xe6/0xaa0
[  306.694735]  ? oom_evaluate_task+0x540/0x540
[  306.699235]  ? find_held_lock+0x36/0x1c0
[  306.703312]  ? out_of_memory+0x974/0x14c0
[  306.707462]  ? lock_downgrade+0x900/0x900
[  306.711611]  ? check_preemption_disabled+0x48/0x200
[  306.716638]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.722435]  ? kasan_check_read+0x11/0x20
[  306.726584]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.731867]  ? rcu_bh_qs+0xc0/0xc0
[  306.735415]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  306.740430]  ? oom_evaluate_task+0x302/0x540
[  306.744843]  out_of_memory+0xa86/0x14c0
[  306.748834]  ? oom_killer_disable+0x3a0/0x3a0
[  306.753336]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  306.758274]  ? __mutex_add_waiter+0x2a0/0x2a0
[  306.762791]  __alloc_pages_slowpath+0x2318/0x2d80
[  306.767665]  ? warn_alloc+0x120/0x120
[  306.771468]  ? __radix_tree_lookup+0x4c0/0x4c0
[  306.776066]  ? find_get_entry+0x2f2/0xc40
[  306.780228]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  306.785767]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  306.790696]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.796237]  ? should_fail+0x22d/0xd01
[  306.800133]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  306.805236]  ? __lock_is_held+0xb5/0x140
[  306.809331]  ? __lock_is_held+0xb5/0x140
[  306.813408]  ? ___might_sleep+0x1ed/0x300
[  306.817557]  ? lock_release+0x970/0x970
[  306.821532]  ? arch_local_save_flags+0x40/0x40
[  306.826128]  ? __might_sleep+0x95/0x190
[  306.830108]  __alloc_pages_nodemask+0xa80/0xde0
[  306.834790]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  306.839810]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.845608]  ? kasan_check_read+0x11/0x20
[  306.849755]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.855039]  ? graph_lock+0x170/0x170
[  306.858867]  ? print_usage_bug+0xc0/0xc0
[  306.862932]  ? graph_lock+0x170/0x170
[  306.866731]  ? graph_lock+0x170/0x170
[  306.870533]  ? __do_page_cache_readahead+0x7ce/0x980
[  306.875644]  ? find_held_lock+0x36/0x1c0
[  306.879710]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  306.885257]  alloc_pages_current+0x10c/0x210
[  306.889672]  ? lock_downgrade+0x900/0x900
[  306.893826]  __page_cache_alloc+0x38f/0x5b0
[  306.898155]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.903961]  ? kasan_check_read+0x11/0x20
[  306.908119]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.913401]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  306.918075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  306.923615]  ? check_preemption_disabled+0x48/0x200
[  306.928664]  filemap_fault+0x1594/0x25f0
[  306.932740]  ? __lock_page_or_retry+0xa00/0xa00
[  306.937413]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  306.943248]  ? kasan_check_read+0x11/0x20
[  306.947422]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  306.952699]  ? rcu_bh_qs+0xc0/0xc0
[  306.956258]  ? filemap_map_pages+0xdea/0x1980
[  306.960774]  ? graph_lock+0x170/0x170
[  306.964579]  ? find_get_pages_range_tag+0x1320/0x1320
[  306.969768]  ? pick_next_task_fair+0x98e/0x17c0
[  306.974437]  ? print_usage_bug+0xc0/0xc0
[  306.978498]  ? graph_lock+0x170/0x170
[  306.982314]  ? find_held_lock+0x36/0x1c0
[  306.986571]  ? lock_acquire+0x1ed/0x520
[  306.990549]  ? ext4_filemap_fault+0x7a/0xad
[  306.994881]  ? lock_release+0x970/0x970
[  306.998864]  ? arch_local_save_flags+0x40/0x40
[  307.003448]  ? mark_held_locks+0x130/0x130
[  307.007695]  ? down_read+0xb0/0x1d0
[  307.011321]  ? ext4_filemap_fault+0x7a/0xad
[  307.015647]  ? __down_interruptible+0x700/0x700
[  307.020328]  ? mark_held_locks+0x130/0x130
[  307.024574]  ext4_filemap_fault+0x82/0xad
[  307.028729]  __do_fault+0x100/0x6b0
[  307.032358]  ? print_bad_pte+0x6c0/0x6c0
[  307.036416]  ? graph_lock+0x170/0x170
[  307.040218]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  307.045231]  ? hrtimer_active+0x2db/0x440
[  307.049382]  ? pmd_val+0x88/0x100
[  307.052836]  ? add_mm_counter_fast+0xd0/0xd0
[  307.057247]  ? pmd_val+0x88/0x100
[  307.060705]  ? add_mm_counter_fast+0xd0/0xd0
[  307.065120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.070663]  __handle_mm_fault+0x3709/0x53e0
[  307.075083]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  307.079928]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  307.085033]  ? graph_lock+0x170/0x170
[  307.088840]  ? print_usage_bug+0xc0/0xc0
[  307.092909]  ? kasan_check_read+0x11/0x20
[  307.097055]  ? __free_object+0x173/0x340
[  307.101120]  ? graph_lock+0x170/0x170
[  307.104923]  ? graph_lock+0x170/0x170
[  307.108745]  ? handle_mm_fault+0x42a/0xc70
[  307.112992]  ? lock_downgrade+0x900/0x900
[  307.117658]  ? check_preemption_disabled+0x48/0x200
[  307.122683]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  307.128479]  ? kasan_check_read+0x11/0x20
[  307.132629]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.137909]  ? rcu_bh_qs+0xc0/0xc0
[  307.141448]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.146903]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.152440]  ? check_preemption_disabled+0x48/0x200
[  307.157464]  handle_mm_fault+0x54f/0xc70
[  307.161529]  ? __handle_mm_fault+0x53e0/0x53e0
[  307.166114]  ? find_vma+0x34/0x190
[  307.169658]  __do_page_fault+0x67d/0xed0
[  307.173727]  ? mm_fault_error+0x380/0x380
[  307.177877]  ? trace_hardirqs_off+0xb8/0x300
[  307.182297]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  307.187666]  ? trace_hardirqs_on+0x310/0x310
[  307.192083]  do_page_fault+0xf2/0x7e0
[  307.195887]  ? vmalloc_sync_all+0x30/0x30
[  307.200037]  ? error_entry+0x70/0xd0
[  307.203756]  ? trace_hardirqs_off_caller+0xbb/0x300
[  307.208771]  ? trace_hardirqs_on_caller+0xc0/0x300
[  307.213700]  ? syscall_return_slowpath+0x5e0/0x5e0
[  307.218629]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.223474]  ? trace_hardirqs_off+0x300/0x300
[  307.227971]  ? trace_hardirqs_off_caller+0x300/0x300
[  307.233079]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  307.238096]  ? prepare_exit_to_usermode+0x291/0x3b0
[  307.243115]  ? page_fault+0x8/0x30
[  307.246665]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  307.251512]  ? page_fault+0x8/0x30
[  307.255057]  page_fault+0x1e/0x30
[  307.258512] RIP: 0033:0x7f9819842e40
[  307.262231] Code: Bad RIP value.
[  307.265595] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  307.270960] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  307.278246] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  307.285514] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  307.292784] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  307.300048] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  307.307424] warn_alloc_show_mem: 1 callbacks suppressed
[  307.307437] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  307.307439] Mem-Info:
[  307.307468] active_anon:39986 inactive_anon:371 isolated_anon:0
[  307.307468]  active_file:17 inactive_file:14 isolated_file:0
[  307.307468]  unevictable:0 dirty:0 writeback:0 unstable:0
[  307.307468]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  307.307468]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  307.307468]  free:13700 free_pcp:499 free_cma:0
[  307.312817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  307.320005] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  307.322406] Call Trace:
[  307.355272] Node 0 
[  307.364622]  <IRQ>
[  307.392309] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  307.394864]  dump_stack+0x1c4/0x2b4
[  307.397077] lowmem_reserve[]:
[  307.399220]  ? dump_stack_print_info.cold.2+0x52/0x52
[  307.424695]  0
[  307.428329]  warn_alloc.cold.118+0xb7/0x1bd
[  307.431404]  2817
[  307.436608]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  307.438387]  6321
[  307.442700]  ? lock_downgrade+0x900/0x900
[  307.444739]  6321
[  307.449576]  ? trace_hardirqs_off+0xb8/0x300
[  307.455754]  ? trace_hardirqs_off+0xb8/0x300
[  307.457790] Node 0 
[  307.462193]  __alloc_pages_slowpath+0x2667/0x2d80
[  307.466598] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  307.468828]  ? warn_alloc+0x120/0x120
[  307.473615] lowmem_reserve[]: 0
[  307.500337]  ? warn_alloc+0x120/0x120
[  307.504110]  0
[  307.507385]  ? print_usage_bug+0xc0/0xc0
[  307.511206]  3503
[  307.513006]  ? warn_alloc+0x120/0x120
[  307.517040]  3503
[  307.519100]  ? print_usage_bug+0xc0/0xc0
[  307.522879] Node 0 
[  307.524936]  ? __lock_acquire+0x7ec/0x4ec0
[  307.528996] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  307.531205]  ? __lock_acquire+0x7ec/0x4ec0
[  307.535414] lowmem_reserve[]: 0
[  307.563976]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  307.568183]  0
[  307.571460]  ? should_fail+0x22d/0xd01
[  307.576971]  0
[  307.578767]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.582628]  0
[  307.584423]  ? __lock_acquire+0x7ec/0x4ec0
[  307.591307]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  307.595515] Node 0 
[  307.600605]  ? __lock_acquire+0x7ec/0x4ec0
[  307.600615] DMA: 
[  307.602846]  ? should_fail+0x22d/0xd01
[  307.607062] 1*4kB 
[  307.609122]  ? mark_held_locks+0x130/0x130
[  307.612978] (U) 
[  307.615125]  ? mark_held_locks+0x130/0x130
[  307.619329] 0*8kB 0*16kB 
[  307.621319]  ? graph_lock+0x170/0x170
[  307.625529] 1*32kB 
[  307.628277]  ? graph_lock+0x170/0x170
[  307.632062] (U) 
[  307.634300]  ? graph_lock+0x170/0x170
[  307.638075] 2*64kB 
[  307.640044]  ? print_usage_bug+0xc0/0xc0
[  307.643816] (U) 
[  307.646049]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.650081] 1*128kB 
[  307.652048]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.657559] (U) 
[  307.659879]  ? check_preemption_disabled+0x48/0x200
[  307.665387] 1*256kB 
[  307.667399]  ? check_preemption_disabled+0x48/0x200
[  307.672387] (U) 
[  307.674708]  ? __lock_is_held+0xb5/0x140
[  307.679693] 0*512kB 
[  307.681663]  __alloc_pages_nodemask+0xa80/0xde0
[  307.685695] 1*1024kB 
[  307.688010]  ? graph_lock+0x170/0x170
[  307.692654] (U) 
[  307.695059]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  307.698832] 1*2048kB 
[  307.700801]  ? graph_lock+0x170/0x170
[  307.705790] (M) 
[  307.708197]  ? find_held_lock+0x36/0x1c0
[  307.711970] 3*4096kB 
[  307.713947]  ? ____cache_alloc_node+0x1c7/0x1e0
[  307.717973] (M) 
[  307.720379]  ? lock_downgrade+0x900/0x900
[  307.725051] = 15908kB
[  307.727021]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.731140] Node 0 
[  307.733547]  cache_grow_begin+0x91/0x8c0
[  307.739055] DMA32: 
[  307.741283]  ? do_raw_spin_unlock+0xa7/0x2f0
[  307.745326] 3*4kB 
[  307.747559]  fallback_alloc+0x203/0x2e0
[  307.751940] (UM) 
[  307.754086]  ____cache_alloc_node+0x1c7/0x1e0
[  307.758034] 1*8kB 
[  307.760093]  kmem_cache_alloc_node+0xe3/0x730
[  307.764559] (U) 
[  307.766701]  ? ipv6_get_ifaddr+0x42e/0x620
[  307.771163] 4*16kB (UM) 
[  307.773145]  __alloc_skb+0x119/0x770
[  307.777346] 2*32kB 
[  307.780033]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  307.783718] (UM) 
[  307.785948]  ? skb_scrub_packet+0x490/0x490
[  307.791202] 2*64kB 
[  307.793261]  ? lock_downgrade+0x900/0x900
[  307.797556] (M) 
[  307.799791]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  307.803913] 3*128kB 
[  307.805885]  ? refcount_sub_and_test_checked+0x203/0x310
[  307.811394] (M) 
[  307.813710]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  307.819136] 3*256kB 
[  307.821117]  ? addrconf_rs_timer+0x6f0/0x6f0
[  307.826539] (UM) 
[  307.828863]  ndisc_alloc_skb+0x144/0x340
[  307.833237] 4*512kB (UM) 
[  307.835311]  ndisc_send_rs+0x331/0x6e0
[  307.839375] 3*1024kB 
[  307.842126]  addrconf_rs_timer+0x3c0/0x6f0
[  307.845983] (M) 
[  307.848388]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.852598] 3*2048kB 
[  307.854575]  call_timer_fn+0x272/0x920
[  307.858775] (UM) 
[  307.861182]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.865046] 3*4096kB 
[  307.867102]  ? process_timeout+0x40/0x40
[  307.871312] (M) 
[  307.873715]  ? find_held_lock+0x36/0x1c0
[  307.877749] = 24980kB
[  307.879720]  ? __run_timers+0x7da/0xc70
[  307.883753] Node 0 
[  307.886162]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.890124] Normal: 870*4kB 
[  307.892374]  ? _raw_spin_unlock_irq+0x27/0x80
[  307.896840] (MEH) 
[  307.899855]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.904329] 510*8kB 
[  307.906476]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  307.910678] (UMEH) 199*16kB 
[  307.913006]  ? trace_hardirqs_on+0xbd/0x310
[  307.917560] (UMEH) 
[  307.920580]  ? kasan_check_read+0x11/0x20
[  307.924872] 70*32kB 
[  307.927111]  ? __run_timers+0x7da/0xc70
[  307.931228] (UMEH) 11*64kB 
[  307.933561]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  307.937507] (UMH) 
[  307.940437]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.945861] 2*128kB 
[  307.948006]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  307.952213] (H) 
[  307.954533]  __run_timers+0x7e5/0xc70
[  307.958739] 0*256kB 
[  307.960719]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  307.964483] 0*512kB 
[  307.966801]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  307.972135] 0*1024kB 
[  307.974452]  ? graph_lock+0x170/0x170
[  307.979445] 0*2048kB 
[  307.981847]  ? enqueue_hrtimer+0x1a5/0x560
[  307.985627] 0*4096kB 
[  307.988029]  ? lock_release+0x970/0x970
[  307.992231] = 13944kB
[  307.992245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  307.994642]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  307.998596] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  308.000997]  ? find_held_lock+0x36/0x1c0
[  308.009807] 410 total pagecache pages
[  308.014988]  ? graph_lock+0x170/0x170
[  308.023544] 0 pages in swap cache
[  308.027588]  ? pvclock_read_flags+0x160/0x160
[  308.031363] Swap cache stats: add 0, delete 0, find 0/0
[  308.031372] Free swap  = 0kB
[  308.035166]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.038590] Total swap = 0kB
[  308.043092]  ? check_preemption_disabled+0x48/0x200
[  308.048426] 1965979 pages RAM
[  308.051445]  ? __lock_is_held+0xb5/0x140
[  308.056945] 0 pages HighMem/MovableOnly
[  308.056953] 342744 pages reserved
[  308.059964]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.064953] 0 pages cma reserved
[  308.068054]  ? check_preemption_disabled+0x48/0x200
[  308.072158] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  308.076061]  run_timer_softirq+0x52/0xb0
[  308.076077]  ? rcu_read_lock_sched_held+0x108/0x120
[  308.076096]  __do_softirq+0x30b/0xad8
[  308.079588] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  308.085065]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  308.088400] cron cpuset=
[  308.093414]  ? pvclock_read_flags+0x160/0x160
[  308.099885] /
[  308.103940]  ? lapic_next_event+0x5a/0x90
[  308.108937]  mems_allowed=0
[  308.112732]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.148934]  ? check_preemption_disabled+0x48/0x200
[  308.153949]  ? check_preemption_disabled+0x48/0x200
[  308.158976]  ? kvm_clock_read+0x18/0x30
[  308.162950]  ? kvm_sched_clock_read+0x9/0x20
[  308.167368]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.172911]  ? check_preemption_disabled+0x48/0x200
[  308.177944]  irq_exit+0x17f/0x1c0
[  308.181402]  smp_apic_timer_interrupt+0x1cb/0x760
[  308.186252]  ? smp_call_function_single_interrupt+0x650/0x650
[  308.192140]  ? interrupt_entry+0xb5/0xf0
[  308.196205]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.201221]  ? trace_hardirqs_off_caller+0xbb/0x300
[  308.206238]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.211085]  ? trace_hardirqs_off+0x300/0x300
[  308.215577]  ? trace_hardirqs_off+0x300/0x300
[  308.220076]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.225619]  ? check_preemption_disabled+0x48/0x200
[  308.230632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.236178]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.241033]  apic_timer_interrupt+0xf/0x20
[  308.245263]  </IRQ>
[  308.247513] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  308.252445] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  308.271360] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  308.279077] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  308.286345] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  308.293619] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  308.300888] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  308.308160] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  308.315472]  skb_clone+0x1bb/0x500
[  308.319017]  ? finish_task_switch+0x2f5/0x900
[  308.323516]  ? skb_split+0x11e0/0x11e0
[  308.327408]  ? preempt_notifier_register+0x200/0x200
[  308.332514]  ? __switch_to_asm+0x34/0x70
[  308.336579]  ? __switch_to_asm+0x34/0x70
[  308.340636]  ? __switch_to_asm+0x40/0x70
[  308.344693]  ? __switch_to_asm+0x34/0x70
[  308.348752]  ? __switch_to_asm+0x40/0x70
[  308.352811]  ? __switch_to_asm+0x34/0x70
[  308.356870]  ? __switch_to_asm+0x40/0x70
[  308.360931]  ? __switch_to_asm+0x34/0x70
[  308.364994]  ? __switch_to_asm+0x34/0x70
[  308.369055]  ? __switch_to_asm+0x40/0x70
[  308.373113]  ? __switch_to_asm+0x34/0x70
[  308.377185]  bpf_clone_redirect+0xb9/0x490
[  308.381420]  ? __schedule+0x874/0x1ed0
[  308.385321]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  308.390344]  ? __sched_text_start+0x8/0x8
[  308.394499]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  308.399270]  ? find_held_lock+0x36/0x1c0
[  308.403343]  ? lock_acquire+0x1ed/0x520
[  308.407324]  ? bpf_test_run+0x32e/0x5a0
[  308.411311]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.416854]  ? check_preemption_disabled+0x48/0x200
[  308.421878]  ? kasan_check_read+0x11/0x20
[  308.426052]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.431332]  ? rcu_bh_qs+0xc0/0xc0
[  308.434883]  ? preempt_schedule+0x4d/0x60
[  308.439032]  ? ___preempt_schedule+0x16/0x18
[  308.443446]  ? bpf_test_run+0x1c0/0x5a0
[  308.447432]  ? netlink_diag_dump+0x2a0/0x2a0
[  308.451847]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.457387]  ? bpf_test_init.isra.9+0x70/0x100
[  308.461975]  ? bpf_prog_test_run_skb+0x634/0xb40
[  308.466740]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  308.471584]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  308.477122]  ? fput+0x130/0x1a0
[  308.480401]  ? __bpf_prog_get+0x9b/0x290
[  308.484465]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  308.489316]  ? bpf_prog_test_run+0x130/0x1a0
[  308.493745]  ? __x64_sys_bpf+0x3d8/0x510
[  308.497809]  ? bpf_prog_get+0x20/0x20
[  308.501618]  ? ksys_ioctl+0x81/0xd0
[  308.505256]  ? do_syscall_64+0x1b9/0x820
[  308.509326]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  308.514696]  ? syscall_return_slowpath+0x5e0/0x5e0
[  308.519629]  ? trace_hardirqs_off+0x300/0x300
[  308.524129]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  308.529143]  ? recalc_sigpending_tsk+0x180/0x180
[  308.533905]  ? kasan_check_write+0x14/0x20
[  308.538170]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  308.543024]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  308.548413] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  308.548493] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  308.554820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  308.554826] Call Trace:
[  308.554832]  <IRQ>
[  308.554848]  dump_stack+0x1c4/0x2b4
[  308.554871]  ? dump_stack_print_info.cold.2+0x52/0x52
[  308.561407] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  308.570705]  warn_alloc.cold.118+0xb7/0x1bd
[  308.573256] syz-executor4 cpuset=
[  308.575401]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  308.579000] syz4
[  308.584182]  ? lock_downgrade+0x900/0x900
[  308.594647]  mems_allowed=0
[  308.598965]  ? trace_hardirqs_off+0xb8/0x300
[  308.620634]  ? trace_hardirqs_off+0xb8/0x300
[  308.625055]  __alloc_pages_slowpath+0x2667/0x2d80
[  308.629932]  ? warn_alloc+0x120/0x120
[  308.633743]  ? warn_alloc+0x120/0x120
[  308.637551]  ? print_usage_bug+0xc0/0xc0
[  308.641616]  ? warn_alloc+0x120/0x120
[  308.645419]  ? print_usage_bug+0xc0/0xc0
[  308.649482]  ? __lock_acquire+0x7ec/0x4ec0
[  308.653719]  ? __lock_acquire+0x7ec/0x4ec0
[  308.657958]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  308.663496]  ? should_fail+0x22d/0xd01
[  308.667390]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.672493]  ? __lock_acquire+0x7ec/0x4ec0
[  308.676735]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  308.681837]  ? __lock_acquire+0x7ec/0x4ec0
[  308.686078]  ? should_fail+0x22d/0xd01
[  308.689974]  ? mark_held_locks+0x130/0x130
[  308.694217]  ? mark_held_locks+0x130/0x130
[  308.698453]  ? graph_lock+0x170/0x170
[  308.702251]  ? graph_lock+0x170/0x170
[  308.706057]  ? graph_lock+0x170/0x170
[  308.709867]  ? print_usage_bug+0xc0/0xc0
[  308.713929]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.719468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.725007]  ? check_preemption_disabled+0x48/0x200
[  308.730026]  ? check_preemption_disabled+0x48/0x200
[  308.735053]  ? __lock_is_held+0xb5/0x140
[  308.739126]  __alloc_pages_nodemask+0xa80/0xde0
[  308.743796]  ? graph_lock+0x170/0x170
[  308.747600]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  308.752614]  ? graph_lock+0x170/0x170
[  308.756430]  ? find_held_lock+0x36/0x1c0
[  308.760507]  ? ____cache_alloc_node+0x1c7/0x1e0
[  308.765183]  ? lock_downgrade+0x900/0x900
[  308.769342]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.774890]  cache_grow_begin+0x91/0x8c0
[  308.778952]  ? do_raw_spin_unlock+0xa7/0x2f0
[  308.783371]  fallback_alloc+0x203/0x2e0
[  308.787356]  ____cache_alloc_node+0x1c7/0x1e0
[  308.791866]  kmem_cache_alloc_node+0xe3/0x730
[  308.796382]  ? ipv6_get_ifaddr+0x42e/0x620
[  308.800630]  __alloc_skb+0x119/0x770
[  308.804350]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  308.809634]  ? skb_scrub_packet+0x490/0x490
[  308.813956]  ? lock_downgrade+0x900/0x900
[  308.818111]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.823648]  ? refcount_sub_and_test_checked+0x203/0x310
[  308.829107]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  308.834559]  ? addrconf_rs_timer+0x6f0/0x6f0
[  308.838984]  ndisc_alloc_skb+0x144/0x340
[  308.843054]  ndisc_send_rs+0x331/0x6e0
[  308.846953]  addrconf_rs_timer+0x3c0/0x6f0
[  308.851197]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.855445]  call_timer_fn+0x272/0x920
[  308.859338]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.863595]  ? process_timeout+0x40/0x40
[  308.867660]  ? find_held_lock+0x36/0x1c0
[  308.871729]  ? mark_held_locks+0xc7/0x130
[  308.875887]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.880387]  ? _raw_spin_unlock_irq+0x27/0x80
[  308.884883]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.889117]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  308.893700]  ? trace_hardirqs_on+0xbd/0x310
[  308.898021]  ? kasan_check_read+0x11/0x20
[  308.902175]  ? __run_timers+0x7da/0xc70
[  308.906148]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  308.911604]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.915846]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  308.920090]  __run_timers+0x7e5/0xc70
[  308.923906]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  308.929275]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  308.934313]  ? graph_lock+0x170/0x170
[  308.938122]  ? print_usage_bug+0xc0/0xc0
[  308.942183]  ? lock_release+0x970/0x970
[  308.946162]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  308.951364]  ? find_held_lock+0x36/0x1c0
[  308.955433]  ? graph_lock+0x170/0x170
[  308.959243]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.964784]  ? check_preemption_disabled+0x48/0x200
[  308.969811]  ? __lock_is_held+0xb5/0x140
[  308.973882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  308.979428]  ? check_preemption_disabled+0x48/0x200
[  308.984798]  run_timer_softirq+0x52/0xb0
[  308.988869]  ? rcu_read_lock_sched_held+0x108/0x120
[  308.993893]  __do_softirq+0x30b/0xad8
[  308.997709]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  309.002823]  ? pvclock_read_flags+0x160/0x160
[  309.007327]  ? lapic_next_event+0x5a/0x90
[  309.011564]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.017105]  ? check_preemption_disabled+0x48/0x200
[  309.022123]  ? check_preemption_disabled+0x48/0x200
[  309.027150]  ? kvm_clock_read+0x18/0x30
[  309.031125]  ? kvm_sched_clock_read+0x9/0x20
[  309.035537]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.041076]  ? check_preemption_disabled+0x48/0x200
[  309.046107]  irq_exit+0x17f/0x1c0
[  309.049566]  smp_apic_timer_interrupt+0x1cb/0x760
[  309.054408]  ? smp_reschedule_interrupt+0x109/0x650
[  309.059427]  ? smp_call_function_single_interrupt+0x650/0x650
[  309.065320]  ? interrupt_entry+0xb5/0xf0
[  309.069388]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.074411]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.079431]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.084277]  ? trace_hardirqs_off+0x300/0x300
[  309.088785]  ? trace_hardirqs_off+0x300/0x300
[  309.093294]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.098837]  ? check_preemption_disabled+0x48/0x200
[  309.103862]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.109416]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.114272]  apic_timer_interrupt+0xf/0x20
[  309.118966]  </IRQ>
[  309.121209] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  309.126490] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  309.145401] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  309.153118] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  309.160386] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  309.167658] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  309.174928] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  309.182196] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  309.189490]  ? arch_local_irq_restore+0x45/0x52
[  309.194169]  dump_stack+0x26a/0x2b4
[  309.197799]  ? dump_stack_print_info.cold.2+0x52/0x52
[  309.202997]  ? mark_held_locks+0x130/0x130
[  309.207231]  ? mark_held_locks+0x130/0x130
[  309.211470]  dump_header+0x27b/0xf72
[  309.215198]  ? pagefault_out_of_memory+0x197/0x197
[  309.220138]  ? mark_held_locks+0x130/0x130
[  309.224378]  ? __lock_acquire+0x7ec/0x4ec0
[  309.228614]  ? mem_cgroup_charge_statistics+0x780/0x780
[  309.233977]  ? print_usage_bug+0xc0/0xc0
[  309.238037]  ? print_usage_bug+0xc0/0xc0
[  309.242103]  ? graph_lock+0x170/0x170
[  309.245901]  ? graph_lock+0x170/0x170
[  309.249724]  ? print_usage_bug+0xc0/0xc0
[  309.253786]  ? print_usage_bug+0xc0/0xc0
[  309.257863]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.263411]  ? find_held_lock+0x36/0x1c0
[  309.267480]  ? mark_held_locks+0xc7/0x130
[  309.271631]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  309.276732]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  309.281839]  ? lockdep_hardirqs_on+0x421/0x5c0
[  309.286428]  ? trace_hardirqs_on+0xbd/0x310
[  309.290749]  ? kasan_check_read+0x11/0x20
[  309.294900]  ? ___ratelimit+0x36f/0x655
[  309.298882]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.304335]  ? trace_hardirqs_on+0x310/0x310
[  309.308743]  ? lock_downgrade+0x900/0x900
[  309.312900]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  309.318008]  ? ___ratelimit+0xaa/0x655
[  309.321907]  ? idr_get_free+0xec0/0xec0
[  309.325889]  ? kasan_check_write+0x14/0x20
[  309.330123]  ? do_raw_spin_lock+0xc1/0x200
[  309.334369]  oom_kill_process.cold.27+0x10/0x903
[  309.339130]  ? graph_lock+0x170/0x170
[  309.342935]  ? _raw_spin_unlock+0x2c/0x50
[  309.347081]  ? oom_badness+0xe6/0xaa0
[  309.350893]  ? oom_evaluate_task+0x540/0x540
[  309.355317]  ? find_held_lock+0x36/0x1c0
[  309.359390]  ? out_of_memory+0x974/0x14c0
[  309.363541]  ? lock_downgrade+0x900/0x900
[  309.367691]  ? check_preemption_disabled+0x48/0x200
[  309.372712]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.378508]  ? kasan_check_read+0x11/0x20
[  309.382658]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.387940]  ? rcu_bh_qs+0xc0/0xc0
[  309.391488]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  309.396502]  ? oom_evaluate_task+0x302/0x540
[  309.400919]  out_of_memory+0xa86/0x14c0
[  309.404905]  ? oom_killer_disable+0x3a0/0x3a0
[  309.409406]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  309.414352]  ? __mutex_add_waiter+0x2a0/0x2a0
[  309.418870]  __alloc_pages_slowpath+0x2318/0x2d80
[  309.423750]  ? warn_alloc+0x120/0x120
[  309.427549]  ? __radix_tree_lookup+0x4c0/0x4c0
[  309.432146]  ? find_get_entry+0x2f2/0xc40
[  309.436310]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  309.441853]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  309.446789]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.452328]  ? should_fail+0x22d/0xd01
[  309.456242]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  309.461345]  ? __lock_is_held+0xb5/0x140
[  309.465434]  ? __lock_is_held+0xb5/0x140
[  309.469510]  ? ___might_sleep+0x1ed/0x300
[  309.473659]  ? lock_release+0x970/0x970
[  309.477634]  ? arch_local_save_flags+0x40/0x40
[  309.482232]  ? __might_sleep+0x95/0x190
[  309.486211]  __alloc_pages_nodemask+0xa80/0xde0
[  309.490896]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  309.495921]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.501721]  ? kasan_check_read+0x11/0x20
[  309.505878]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.511162]  ? graph_lock+0x170/0x170
[  309.514963]  ? print_usage_bug+0xc0/0xc0
[  309.519027]  ? graph_lock+0x170/0x170
[  309.522829]  ? graph_lock+0x170/0x170
[  309.526636]  ? __do_page_cache_readahead+0x7ce/0x980
[  309.531744]  ? find_held_lock+0x36/0x1c0
[  309.535809]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  309.541358]  alloc_pages_current+0x10c/0x210
[  309.545784]  ? lock_downgrade+0x900/0x900
[  309.549954]  __page_cache_alloc+0x38f/0x5b0
[  309.554283]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.560092]  ? kasan_check_read+0x11/0x20
[  309.564240]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.569520]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  309.574189]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.579728]  ? check_preemption_disabled+0x48/0x200
[  309.584774]  filemap_fault+0x1594/0x25f0
[  309.588850]  ? __lock_page_or_retry+0xa00/0xa00
[  309.593530]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.599327]  ? kasan_check_read+0x11/0x20
[  309.603476]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.608754]  ? rcu_bh_qs+0xc0/0xc0
[  309.612318]  ? filemap_map_pages+0xdea/0x1980
[  309.616828]  ? graph_lock+0x170/0x170
[  309.620634]  ? find_get_pages_range_tag+0x1320/0x1320
[  309.625823]  ? pick_next_task_fair+0x98e/0x17c0
[  309.630499]  ? print_usage_bug+0xc0/0xc0
[  309.634561]  ? graph_lock+0x170/0x170
[  309.638372]  ? find_held_lock+0x36/0x1c0
[  309.642459]  ? lock_acquire+0x1ed/0x520
[  309.646436]  ? ext4_filemap_fault+0x7a/0xad
[  309.650767]  ? lock_release+0x970/0x970
[  309.654746]  ? arch_local_save_flags+0x40/0x40
[  309.659333]  ? mark_held_locks+0x130/0x130
[  309.663582]  ? down_read+0xb0/0x1d0
[  309.667230]  ? ext4_filemap_fault+0x7a/0xad
[  309.671561]  ? __down_interruptible+0x700/0x700
[  309.676234]  ? mark_held_locks+0x130/0x130
[  309.680489]  ext4_filemap_fault+0x82/0xad
[  309.684647]  __do_fault+0x100/0x6b0
[  309.688281]  ? print_bad_pte+0x6c0/0x6c0
[  309.692352]  ? graph_lock+0x170/0x170
[  309.696156]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  309.701173]  ? hrtimer_active+0x2db/0x440
[  309.705325]  ? pmd_val+0x88/0x100
[  309.708785]  ? add_mm_counter_fast+0xd0/0xd0
[  309.713191]  ? pmd_val+0x88/0x100
[  309.716650]  ? add_mm_counter_fast+0xd0/0xd0
[  309.721065]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.726609]  __handle_mm_fault+0x3709/0x53e0
[  309.731033]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  309.735877]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  309.740985]  ? graph_lock+0x170/0x170
[  309.744788]  ? print_usage_bug+0xc0/0xc0
[  309.748849]  ? kasan_check_read+0x11/0x20
[  309.753001]  ? __free_object+0x173/0x340
[  309.757066]  ? graph_lock+0x170/0x170
[  309.760869]  ? graph_lock+0x170/0x170
[  309.764689]  ? handle_mm_fault+0x42a/0xc70
[  309.768929]  ? lock_downgrade+0x900/0x900
[  309.773080]  ? check_preemption_disabled+0x48/0x200
[  309.778106]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  309.783903]  ? kasan_check_read+0x11/0x20
[  309.788053]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  309.793348]  ? rcu_bh_qs+0xc0/0xc0
[  309.796894]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  309.802348]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  309.807896]  ? check_preemption_disabled+0x48/0x200
[  309.812924]  handle_mm_fault+0x54f/0xc70
[  309.816990]  ? __handle_mm_fault+0x53e0/0x53e0
[  309.821579]  ? find_vma+0x34/0x190
[  309.825127]  __do_page_fault+0x67d/0xed0
[  309.829195]  ? mm_fault_error+0x380/0x380
[  309.833345]  ? trace_hardirqs_off+0xb8/0x300
[  309.837761]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  309.843126]  ? trace_hardirqs_on+0x310/0x310
[  309.847544]  do_page_fault+0xf2/0x7e0
[  309.851346]  ? vmalloc_sync_all+0x30/0x30
[  309.855497]  ? error_entry+0x70/0xd0
[  309.859215]  ? trace_hardirqs_off_caller+0xbb/0x300
[  309.864233]  ? trace_hardirqs_on_caller+0xc0/0x300
[  309.869161]  ? syscall_return_slowpath+0x5e0/0x5e0
[  309.874091]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.878938]  ? trace_hardirqs_off+0x300/0x300
[  309.883431]  ? trace_hardirqs_off_caller+0x300/0x300
[  309.888534]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  309.893644]  ? prepare_exit_to_usermode+0x291/0x3b0
[  309.898662]  ? page_fault+0x8/0x30
[  309.902208]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  309.907054]  ? page_fault+0x8/0x30
[  309.910598]  page_fault+0x1e/0x30
[  309.914051] RIP: 0033:0x7f9819842e40
[  309.917769] Code: Bad RIP value.
[  309.921131] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  309.926493] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  309.933759] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  309.941026] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  309.948305] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  309.955574] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  309.962876] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  309.962881] warn_alloc_show_mem: 1 callbacks suppressed
[  309.962889] Mem-Info:
[  309.970077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  309.975443] active_anon:39986 inactive_anon:371 isolated_anon:0
[  309.975443]  active_file:17 inactive_file:14 isolated_file:0
[  309.975443]  unevictable:0 dirty:0 writeback:0 unstable:0
[  309.975443]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  309.975443]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  309.975443]  free:13700 free_pcp:499 free_cma:0
[  309.977814] Call Trace:
[  309.987203] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  310.020071]  <IRQ>
[  310.022648] Node 0 
[  310.050330]  dump_stack+0x1c4/0x2b4
[  310.052487] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  310.054696]  ? dump_stack_print_info.cold.2+0x52/0x52
[  310.058306] lowmem_reserve[]:
[  310.083819]  warn_alloc.cold.118+0xb7/0x1bd
[  310.088980]  0
[  310.092101]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  310.096397]  2817
[  310.098190]  ? lock_downgrade+0x900/0x900
[  310.103004]  6321
[  310.105066]  ? trace_hardirqs_off+0xb8/0x300
[  310.109183]  6321
[  310.111242]  ? trace_hardirqs_off+0xb8/0x300
[  310.115627] Node 0 
[  310.117693]  __alloc_pages_slowpath+0x2667/0x2d80
[  310.122093] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  310.124333]  ? warn_alloc+0x120/0x120
[  310.129125] lowmem_reserve[]:
[  310.155845]  ? warn_alloc+0x120/0x120
[  310.159626]  0
[  310.162726]  ? print_usage_bug+0xc0/0xc0
[  310.166498]  0
[  310.168302]  ? warn_alloc+0x120/0x120
[  310.172330]  3503 3503
[  310.174135]  ? print_usage_bug+0xc0/0xc0
[  310.180401]  ? __lock_acquire+0x7ec/0x4ec0
[  310.184437] Node 0 
[  310.188658]  ? __lock_acquire+0x7ec/0x4ec0
[  310.188694] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  310.190900]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.195102] lowmem_reserve[]: 0
[  310.223659]  ? should_fail+0x22d/0xd01
[  310.229170]  0
[  310.232448]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.236314]  0
[  310.238108]  ? __lock_acquire+0x7ec/0x4ec0
[  310.243186]  0
[  310.244985]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  310.250986]  ? __lock_acquire+0x7ec/0x4ec0
[  310.256062] Node 0 
[  310.260285]  ? should_fail+0x22d/0xd01
[  310.260303] DMA: 
[  310.262542]  ? mark_held_locks+0x130/0x130
[  310.266403] 1*4kB 
[  310.268462]  ? mark_held_locks+0x130/0x130
[  310.272669] (U) 
[  310.274809]  ? graph_lock+0x170/0x170
[  310.279023] 0*8kB 
[  310.280993]  ? graph_lock+0x170/0x170
[  310.284773] 0*16kB 
[  310.286917]  ? graph_lock+0x170/0x170
[  310.290693] 1*32kB 
[  310.292921]  ? print_usage_bug+0xc0/0xc0
[  310.296693] (U) 
[  310.298928]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.302963] 2*64kB 
[  310.304933]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.310443] (U) 
[  310.312678]  ? check_preemption_disabled+0x48/0x200
[  310.318190] 1*128kB 
[  310.320161]  ? check_preemption_disabled+0x48/0x200
[  310.325152] (U) 
[  310.327478]  ? __lock_is_held+0xb5/0x140
[  310.332464] 1*256kB 
[  310.334440]  __alloc_pages_nodemask+0xa80/0xde0
[  310.338470] (U) 
[  310.340787]  ? graph_lock+0x170/0x170
[  310.345435] 0*512kB 
[  310.347404]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  310.351178] 1*1024kB 
[  310.353493]  ? graph_lock+0x170/0x170
[  310.358501] (U) 
[  310.360912]  ? find_held_lock+0x36/0x1c0
[  310.364681] 1*2048kB 
[  310.366658]  ? ____cache_alloc_node+0x1c7/0x1e0
[  310.370680] (M) 3*4096kB 
[  310.373093]  ? lock_downgrade+0x900/0x900
[  310.377730] (M) = 15908kB
[  310.380496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.384636] Node 0 
[  310.387396]  cache_grow_begin+0x91/0x8c0
[  310.392905] DMA32: 
[  310.395136]  ? do_raw_spin_unlock+0xa7/0x2f0
[  310.399171] 3*4kB 
[  310.401408]  fallback_alloc+0x203/0x2e0
[  310.405789] (UM) 
[  310.407938]  ____cache_alloc_node+0x1c7/0x1e0
[  310.411884] 1*8kB 
[  310.413942]  kmem_cache_alloc_node+0xe3/0x730
[  310.418410] (U) 
[  310.420553]  ? ipv6_get_ifaddr+0x42e/0x620
[  310.425022] 4*16kB 
[  310.426996]  __alloc_skb+0x119/0x770
[  310.431201] (UM) 
[  310.433453]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  310.437139] 2*32kB 
[  310.439193]  ? skb_scrub_packet+0x490/0x490
[  310.444446] (UM) 
[  310.446677]  ? lock_downgrade+0x900/0x900
[  310.450975] 2*64kB 
[  310.453037]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.457155] (M) 
[  310.459391]  ? refcount_sub_and_test_checked+0x203/0x310
[  310.464904] 3*128kB 
[  310.466879]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  310.472305] (M) 
[  310.474622]  ? addrconf_rs_timer+0x6f0/0x6f0
[  310.480043] 3*256kB 
[  310.482021]  ndisc_alloc_skb+0x144/0x340
[  310.486389] (UM) 4*512kB 
[  310.488716]  ndisc_send_rs+0x331/0x6e0
[  310.492749] (UM) 
[  310.495520]  addrconf_rs_timer+0x3c0/0x6f0
[  310.499381] 3*1024kB 
[  310.501441]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.505647] (M) 
[  310.508062]  call_timer_fn+0x272/0x920
[  310.512262] 3*2048kB 
[  310.514235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.518096] (UM) 
[  310.520500]  ? process_timeout+0x40/0x40
[  310.524709] 3*4096kB 
[  310.526762]  ? find_held_lock+0x36/0x1c0
[  310.530802] (M) 
[  310.533214]  ? __run_timers+0x7da/0xc70
[  310.537250] = 24980kB
[  310.539224]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.543175] Node 0 
[  310.545583]  ? _raw_spin_unlock_irq+0x27/0x80
[  310.550062] Normal: 
[  310.552299]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.556768] 870*4kB 
[  310.559082]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  310.563298] (MEH) 
[  310.565616]  ? trace_hardirqs_on+0xbd/0x310
[  310.570170] 510*8kB 
[  310.572318]  ? kasan_check_read+0x11/0x20
[  310.576606] (UMEH) 199*16kB 
[  310.578954]  ? __run_timers+0x7da/0xc70
[  310.583076] (UMEH) 
[  310.586089]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  310.590038] 70*32kB 
[  310.592272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.597694] (UMEH) 
[  310.600013]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  310.604230] 11*64kB 
[  310.606460]  __run_timers+0x7e5/0xc70
[  310.610661] (UMH) 2*128kB 
[  310.612999]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  310.616765] (H) 
[  310.619606]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  310.624946] 0*256kB 
[  310.626916]  ? graph_lock+0x170/0x170
[  310.631909] 0*512kB 
[  310.634227]  ? enqueue_hrtimer+0x1a5/0x560
[  310.638000] 0*1024kB 
[  310.640322]  ? lock_release+0x970/0x970
[  310.644534] 0*2048kB 
[  310.646936]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  310.650884] 0*4096kB = 13944kB
[  310.653305]  ? find_held_lock+0x36/0x1c0
[  310.658476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  310.661656]  ? graph_lock+0x170/0x170
[  310.665696] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  310.674521]  ? pvclock_read_flags+0x160/0x160
[  310.678305] 410 total pagecache pages
[  310.686880]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.691355] 0 pages in swap cache
[  310.695147]  ? check_preemption_disabled+0x48/0x200
[  310.700659] Swap cache stats: add 0, delete 0, find 0/0
[  310.704112]  ? __lock_is_held+0xb5/0x140
[  310.709096] Free swap  = 0kB
[  310.714454]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.718483] Total swap = 0kB
[  310.718492] 1965979 pages RAM
[  310.721507]  ? check_preemption_disabled+0x48/0x200
[  310.727009] 0 pages HighMem/MovableOnly
[  310.727017] 342744 pages reserved
[  310.730033]  run_timer_softirq+0x52/0xb0
[  310.733111] 0 pages cma reserved
[  310.738119]  ? rcu_read_lock_sched_held+0x108/0x120
[  310.742171] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  310.745552]  __do_softirq+0x30b/0xad8
[  310.745578]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  310.745597]  ? pvclock_read_flags+0x160/0x160
[  310.749692] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  310.752992]  ? lapic_next_event+0x5a/0x90
[  310.757983] cron cpuset=
[  310.764468]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.768240] /
[  310.773340]  ? check_preemption_disabled+0x48/0x200
[  310.777807]  mems_allowed=0
[  310.787498]  ? check_preemption_disabled+0x48/0x200
[  310.787519]  ? kvm_clock_read+0x18/0x30
[  310.818450]  ? kvm_sched_clock_read+0x9/0x20
[  310.822865]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  310.828405]  ? check_preemption_disabled+0x48/0x200
[  310.833432]  irq_exit+0x17f/0x1c0
[  310.836891]  smp_apic_timer_interrupt+0x1cb/0x760
[  310.841740]  ? smp_call_function_single_interrupt+0x650/0x650
[  310.847628]  ? interrupt_entry+0xb5/0xf0
[  310.851691]  ? trace_hardirqs_off_caller+0xbb/0x300
[  310.856709]  ? trace_hardirqs_off_caller+0xbb/0x300
[  310.861730]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.866572]  ? trace_hardirqs_off+0x300/0x300
[  310.871067]  ? trace_hardirqs_off+0x300/0x300
[  310.875567]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.881117]  ? check_preemption_disabled+0x48/0x200
[  310.886133]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  310.891681]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  310.896533]  apic_timer_interrupt+0xf/0x20
[  310.900763]  </IRQ>
[  310.903006] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  310.907937] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  310.926840] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  310.934550] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  310.941820] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  310.949090] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  310.956364] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  310.963664] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  310.970978]  skb_clone+0x1bb/0x500
[  310.974520]  ? finish_task_switch+0x2f5/0x900
[  310.979020]  ? skb_split+0x11e0/0x11e0
[  310.982912]  ? preempt_notifier_register+0x200/0x200
[  310.988443]  ? __switch_to_asm+0x34/0x70
[  310.992506]  ? __switch_to_asm+0x34/0x70
[  310.996566]  ? __switch_to_asm+0x40/0x70
[  311.000628]  ? __switch_to_asm+0x34/0x70
[  311.004688]  ? __switch_to_asm+0x40/0x70
[  311.008744]  ? __switch_to_asm+0x34/0x70
[  311.012806]  ? __switch_to_asm+0x40/0x70
[  311.016867]  ? __switch_to_asm+0x34/0x70
[  311.020939]  ? __switch_to_asm+0x34/0x70
[  311.025000]  ? __switch_to_asm+0x40/0x70
[  311.029059]  ? __switch_to_asm+0x34/0x70
[  311.033132]  bpf_clone_redirect+0xb9/0x490
[  311.037375]  ? __schedule+0x874/0x1ed0
[  311.041272]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  311.046309]  ? __sched_text_start+0x8/0x8
[  311.050463]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  311.055233]  ? find_held_lock+0x36/0x1c0
[  311.059314]  ? lock_acquire+0x1ed/0x520
[  311.063299]  ? bpf_test_run+0x32e/0x5a0
[  311.067276]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.072824]  ? check_preemption_disabled+0x48/0x200
[  311.077850]  ? kasan_check_read+0x11/0x20
[  311.082004]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.087284]  ? rcu_bh_qs+0xc0/0xc0
[  311.090841]  ? preempt_schedule+0x4d/0x60
[  311.094992]  ? ___preempt_schedule+0x16/0x18
[  311.099411]  ? bpf_test_run+0x1c0/0x5a0
[  311.103404]  ? netlink_diag_dump+0x2a0/0x2a0
[  311.107819]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.113363]  ? bpf_test_init.isra.9+0x70/0x100
[  311.118170]  ? bpf_prog_test_run_skb+0x634/0xb40
[  311.122936]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  311.127781]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  311.133323]  ? fput+0x130/0x1a0
[  311.136606]  ? __bpf_prog_get+0x9b/0x290
[  311.140669]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  311.145514]  ? bpf_prog_test_run+0x130/0x1a0
[  311.149926]  ? __x64_sys_bpf+0x3d8/0x510
[  311.153989]  ? bpf_prog_get+0x20/0x20
[  311.157802]  ? ksys_ioctl+0x81/0xd0
[  311.161439]  ? do_syscall_64+0x1b9/0x820
[  311.165501]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  311.170865]  ? syscall_return_slowpath+0x5e0/0x5e0
[  311.175801]  ? trace_hardirqs_off+0x300/0x300
[  311.180308]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  311.185329]  ? recalc_sigpending_tsk+0x180/0x180
[  311.190091]  ? kasan_check_write+0x14/0x20
[  311.194336]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.199190]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  311.204577] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  311.204667] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  311.210992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  311.211001] Call Trace:
[  311.217591] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  311.226840]  <IRQ>
[  311.229411] syz-executor4 cpuset=
[  311.239898]  dump_stack+0x1c4/0x2b4
[  311.242022] syz4
[  311.245472]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.249073]  mems_allowed=0
[  311.251051]  warn_alloc.cold.118+0xb7/0x1bd
[  311.263436]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  311.268285]  ? lock_downgrade+0x900/0x900
[  311.272472]  ? trace_hardirqs_off+0xb8/0x300
[  311.276893]  ? trace_hardirqs_off+0xb8/0x300
[  311.281317]  __alloc_pages_slowpath+0x2667/0x2d80
[  311.286192]  ? warn_alloc+0x120/0x120
[  311.289997]  ? warn_alloc+0x120/0x120
[  311.293805]  ? print_usage_bug+0xc0/0xc0
[  311.297875]  ? warn_alloc+0x120/0x120
[  311.301676]  ? print_usage_bug+0xc0/0xc0
[  311.305758]  ? __lock_acquire+0x7ec/0x4ec0
[  311.309995]  ? __lock_acquire+0x7ec/0x4ec0
[  311.314235]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.319776]  ? should_fail+0x22d/0xd01
[  311.323674]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.328777]  ? __lock_acquire+0x7ec/0x4ec0
[  311.333020]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  311.338123]  ? __lock_acquire+0x7ec/0x4ec0
[  311.342361]  ? should_fail+0x22d/0xd01
[  311.346263]  ? mark_held_locks+0x130/0x130
[  311.350511]  ? mark_held_locks+0x130/0x130
[  311.354790]  ? graph_lock+0x170/0x170
[  311.358589]  ? graph_lock+0x170/0x170
[  311.362394]  ? graph_lock+0x170/0x170
[  311.366196]  ? print_usage_bug+0xc0/0xc0
[  311.370256]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.375891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.381431]  ? check_preemption_disabled+0x48/0x200
[  311.386451]  ? check_preemption_disabled+0x48/0x200
[  311.391484]  ? __lock_is_held+0xb5/0x140
[  311.395553]  __alloc_pages_nodemask+0xa80/0xde0
[  311.400223]  ? graph_lock+0x170/0x170
[  311.404032]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  311.409046]  ? graph_lock+0x170/0x170
[  311.412862]  ? find_held_lock+0x36/0x1c0
[  311.416938]  ? ____cache_alloc_node+0x1c7/0x1e0
[  311.421608]  ? lock_downgrade+0x900/0x900
[  311.425763]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.431319]  cache_grow_begin+0x91/0x8c0
[  311.435383]  ? do_raw_spin_unlock+0xa7/0x2f0
[  311.439800]  fallback_alloc+0x203/0x2e0
[  311.443781]  ____cache_alloc_node+0x1c7/0x1e0
[  311.448280]  kmem_cache_alloc_node+0xe3/0x730
[  311.452787]  ? ipv6_get_ifaddr+0x42e/0x620
[  311.457033]  __alloc_skb+0x119/0x770
[  311.460748]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  311.466034]  ? skb_scrub_packet+0x490/0x490
[  311.470357]  ? lock_downgrade+0x900/0x900
[  311.474514]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.480056]  ? refcount_sub_and_test_checked+0x203/0x310
[  311.485511]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  311.490962]  ? addrconf_rs_timer+0x6f0/0x6f0
[  311.495388]  ndisc_alloc_skb+0x144/0x340
[  311.499454]  ndisc_send_rs+0x331/0x6e0
[  311.503354]  addrconf_rs_timer+0x3c0/0x6f0
[  311.507595]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.511844]  call_timer_fn+0x272/0x920
[  311.515736]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.519976]  ? process_timeout+0x40/0x40
[  311.524038]  ? find_held_lock+0x36/0x1c0
[  311.528106]  ? mark_held_locks+0xc7/0x130
[  311.532261]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.536759]  ? _raw_spin_unlock_irq+0x27/0x80
[  311.541252]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.545487]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  311.550070]  ? trace_hardirqs_on+0xbd/0x310
[  311.554393]  ? kasan_check_read+0x11/0x20
[  311.558541]  ? __run_timers+0x7da/0xc70
[  311.562516]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.567974]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.572217]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  311.576452]  __run_timers+0x7e5/0xc70
[  311.580268]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  311.585647]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  311.590668]  ? graph_lock+0x170/0x170
[  311.594472]  ? print_usage_bug+0xc0/0xc0
[  311.598531]  ? lock_release+0x970/0x970
[  311.602513]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  311.607709]  ? find_held_lock+0x36/0x1c0
[  311.611776]  ? graph_lock+0x170/0x170
[  311.615584]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.621127]  ? check_preemption_disabled+0x48/0x200
[  311.626156]  ? __lock_is_held+0xb5/0x140
[  311.630227]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.635764]  ? check_preemption_disabled+0x48/0x200
[  311.640791]  run_timer_softirq+0x52/0xb0
[  311.644851]  ? rcu_read_lock_sched_held+0x108/0x120
[  311.649880]  __do_softirq+0x30b/0xad8
[  311.653696]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  311.658803]  ? pvclock_read_flags+0x160/0x160
[  311.663307]  ? lapic_next_event+0x5a/0x90
[  311.667460]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.673001]  ? check_preemption_disabled+0x48/0x200
[  311.678017]  ? check_preemption_disabled+0x48/0x200
[  311.683037]  ? kvm_clock_read+0x18/0x30
[  311.687015]  ? kvm_sched_clock_read+0x9/0x20
[  311.691425]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  311.696963]  ? check_preemption_disabled+0x48/0x200
[  311.702010]  irq_exit+0x17f/0x1c0
[  311.705467]  smp_apic_timer_interrupt+0x1cb/0x760
[  311.710321]  ? smp_reschedule_interrupt+0x109/0x650
[  311.715342]  ? smp_call_function_single_interrupt+0x650/0x650
[  311.721249]  ? interrupt_entry+0xb5/0xf0
[  311.725325]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.730343]  ? trace_hardirqs_off_caller+0xbb/0x300
[  311.735359]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.740202]  ? trace_hardirqs_off+0x300/0x300
[  311.744695]  ? trace_hardirqs_off+0x300/0x300
[  311.749190]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.754729]  ? check_preemption_disabled+0x48/0x200
[  311.759746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.765299]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  311.770156]  apic_timer_interrupt+0xf/0x20
[  311.774386]  </IRQ>
[  311.776624] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  311.781905] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  311.800805] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  311.808520] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  311.815784] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  311.823052] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  311.830321] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  311.837588] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  311.844884]  ? arch_local_irq_restore+0x45/0x52
[  311.849566]  dump_stack+0x26a/0x2b4
[  311.853198]  ? dump_stack_print_info.cold.2+0x52/0x52
[  311.858396]  ? mark_held_locks+0x130/0x130
[  311.862632]  ? mark_held_locks+0x130/0x130
[  311.866877]  dump_header+0x27b/0xf72
[  311.870603]  ? pagefault_out_of_memory+0x197/0x197
[  311.875538]  ? mark_held_locks+0x130/0x130
[  311.879775]  ? __lock_acquire+0x7ec/0x4ec0
[  311.884010]  ? mem_cgroup_charge_statistics+0x780/0x780
[  311.889372]  ? print_usage_bug+0xc0/0xc0
[  311.893438]  ? print_usage_bug+0xc0/0xc0
[  311.897506]  ? graph_lock+0x170/0x170
[  311.901311]  ? graph_lock+0x170/0x170
[  311.905116]  ? print_usage_bug+0xc0/0xc0
[  311.909205]  ? print_usage_bug+0xc0/0xc0
[  311.913280]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  311.918848]  ? find_held_lock+0x36/0x1c0
[  311.922925]  ? mark_held_locks+0xc7/0x130
[  311.927076]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.932177]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  311.937282]  ? lockdep_hardirqs_on+0x421/0x5c0
[  311.941877]  ? trace_hardirqs_on+0xbd/0x310
[  311.946205]  ? kasan_check_read+0x11/0x20
[  311.950358]  ? ___ratelimit+0x36f/0x655
[  311.954339]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  311.959794]  ? trace_hardirqs_on+0x310/0x310
[  311.964201]  ? lock_downgrade+0x900/0x900
[  311.968358]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  311.973465]  ? ___ratelimit+0xaa/0x655
[  311.977360]  ? idr_get_free+0xec0/0xec0
[  311.981348]  ? kasan_check_write+0x14/0x20
[  311.985589]  ? do_raw_spin_lock+0xc1/0x200
[  311.989832]  oom_kill_process.cold.27+0x10/0x903
[  311.994592]  ? graph_lock+0x170/0x170
[  311.998394]  ? _raw_spin_unlock+0x2c/0x50
[  312.002560]  ? oom_badness+0xe6/0xaa0
[  312.006368]  ? oom_evaluate_task+0x540/0x540
[  312.010779]  ? find_held_lock+0x36/0x1c0
[  312.014849]  ? out_of_memory+0x974/0x14c0
[  312.019008]  ? lock_downgrade+0x900/0x900
[  312.023175]  ? check_preemption_disabled+0x48/0x200
[  312.028203]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.034004]  ? kasan_check_read+0x11/0x20
[  312.038160]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.043441]  ? rcu_bh_qs+0xc0/0xc0
[  312.046991]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  312.052010]  ? oom_evaluate_task+0x302/0x540
[  312.056421]  out_of_memory+0xa86/0x14c0
[  312.060406]  ? oom_killer_disable+0x3a0/0x3a0
[  312.064902]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  312.069836]  ? __mutex_add_waiter+0x2a0/0x2a0
[  312.074349]  __alloc_pages_slowpath+0x2318/0x2d80
[  312.079224]  ? warn_alloc+0x120/0x120
[  312.083025]  ? __radix_tree_lookup+0x4c0/0x4c0
[  312.087623]  ? find_get_entry+0x2f2/0xc40
[  312.091782]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.097332]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  312.102266]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.107810]  ? should_fail+0x22d/0xd01
[  312.111704]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.116811]  ? __lock_is_held+0xb5/0x140
[  312.120903]  ? __lock_is_held+0xb5/0x140
[  312.124979]  ? ___might_sleep+0x1ed/0x300
[  312.129129]  ? lock_release+0x970/0x970
[  312.133107]  ? arch_local_save_flags+0x40/0x40
[  312.137701]  ? __might_sleep+0x95/0x190
[  312.141684]  __alloc_pages_nodemask+0xa80/0xde0
[  312.146362]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  312.151381]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.157184]  ? kasan_check_read+0x11/0x20
[  312.161337]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.166618]  ? graph_lock+0x170/0x170
[  312.170423]  ? print_usage_bug+0xc0/0xc0
[  312.174486]  ? graph_lock+0x170/0x170
[  312.178283]  ? graph_lock+0x170/0x170
[  312.182095]  ? __do_page_cache_readahead+0x7ce/0x980
[  312.187202]  ? find_held_lock+0x36/0x1c0
[  312.191267]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  312.196815]  alloc_pages_current+0x10c/0x210
[  312.201252]  ? lock_downgrade+0x900/0x900
[  312.205406]  __page_cache_alloc+0x38f/0x5b0
[  312.209729]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.215527]  ? kasan_check_read+0x11/0x20
[  312.219681]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.224961]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  312.229632]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.235176]  ? check_preemption_disabled+0x48/0x200
[  312.240206]  filemap_fault+0x1594/0x25f0
[  312.244288]  ? __lock_page_or_retry+0xa00/0xa00
[  312.248968]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.254769]  ? kasan_check_read+0x11/0x20
[  312.258920]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.264201]  ? rcu_bh_qs+0xc0/0xc0
[  312.267760]  ? filemap_map_pages+0xdea/0x1980
[  312.272268]  ? graph_lock+0x170/0x170
[  312.276079]  ? find_get_pages_range_tag+0x1320/0x1320
[  312.281273]  ? pick_next_task_fair+0x98e/0x17c0
[  312.285952]  ? print_usage_bug+0xc0/0xc0
[  312.290017]  ? graph_lock+0x170/0x170
[  312.293828]  ? find_held_lock+0x36/0x1c0
[  312.297912]  ? lock_acquire+0x1ed/0x520
[  312.301894]  ? ext4_filemap_fault+0x7a/0xad
[  312.306221]  ? lock_release+0x970/0x970
[  312.310196]  ? arch_local_save_flags+0x40/0x40
[  312.314782]  ? mark_held_locks+0x130/0x130
[  312.319029]  ? down_read+0xb0/0x1d0
[  312.322674]  ? ext4_filemap_fault+0x7a/0xad
[  312.326999]  ? __down_interruptible+0x700/0x700
[  312.331676]  ? mark_held_locks+0x130/0x130
[  312.335923]  ext4_filemap_fault+0x82/0xad
[  312.340078]  __do_fault+0x100/0x6b0
[  312.343713]  ? print_bad_pte+0x6c0/0x6c0
[  312.347774]  ? graph_lock+0x170/0x170
[  312.351576]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  312.356594]  ? hrtimer_active+0x2db/0x440
[  312.360742]  ? pmd_val+0x88/0x100
[  312.364196]  ? add_mm_counter_fast+0xd0/0xd0
[  312.368607]  ? pmd_val+0x88/0x100
[  312.372066]  ? add_mm_counter_fast+0xd0/0xd0
[  312.376482]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.382028]  __handle_mm_fault+0x3709/0x53e0
[  312.386454]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  312.391304]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  312.396408]  ? graph_lock+0x170/0x170
[  312.400211]  ? print_usage_bug+0xc0/0xc0
[  312.404272]  ? kasan_check_read+0x11/0x20
[  312.408429]  ? __free_object+0x173/0x340
[  312.412500]  ? graph_lock+0x170/0x170
[  312.416311]  ? graph_lock+0x170/0x170
[  312.420137]  ? handle_mm_fault+0x42a/0xc70
[  312.424373]  ? lock_downgrade+0x900/0x900
[  312.428527]  ? check_preemption_disabled+0x48/0x200
[  312.433552]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  312.439349]  ? kasan_check_read+0x11/0x20
[  312.443503]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  312.448782]  ? rcu_bh_qs+0xc0/0xc0
[  312.452326]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  312.457781]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.463326]  ? check_preemption_disabled+0x48/0x200
[  312.468357]  handle_mm_fault+0x54f/0xc70
[  312.472424]  ? __handle_mm_fault+0x53e0/0x53e0
[  312.477008]  ? find_vma+0x34/0x190
[  312.480555]  __do_page_fault+0x67d/0xed0
[  312.484625]  ? mm_fault_error+0x380/0x380
[  312.488772]  ? trace_hardirqs_off+0xb8/0x300
[  312.493187]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  312.498555]  ? trace_hardirqs_on+0x310/0x310
[  312.502976]  do_page_fault+0xf2/0x7e0
[  312.506778]  ? vmalloc_sync_all+0x30/0x30
[  312.510931]  ? error_entry+0x70/0xd0
[  312.514650]  ? trace_hardirqs_off_caller+0xbb/0x300
[  312.519668]  ? trace_hardirqs_on_caller+0xc0/0x300
[  312.524598]  ? syscall_return_slowpath+0x5e0/0x5e0
[  312.529527]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.534374]  ? trace_hardirqs_off+0x300/0x300
[  312.538873]  ? trace_hardirqs_off_caller+0x300/0x300
[  312.543982]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  312.549003]  ? prepare_exit_to_usermode+0x291/0x3b0
[  312.554022]  ? page_fault+0x8/0x30
[  312.557566]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  312.562416]  ? page_fault+0x8/0x30
[  312.565960]  page_fault+0x1e/0x30
[  312.569411] RIP: 0033:0x7f9819842e40
[  312.573128] Code: Bad RIP value.
[  312.576487] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  312.581852] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  312.589123] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  312.596392] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  312.603678] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  312.610950] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  312.618240] warn_alloc_show_mem: 1 callbacks suppressed
[  312.618253] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  312.618255] Mem-Info:
[  312.618284] active_anon:39986 inactive_anon:371 isolated_anon:0
[  312.618284]  active_file:17 inactive_file:14 isolated_file:0
[  312.618284]  unevictable:0 dirty:0 writeback:0 unstable:0
[  312.618284]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  312.618284]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  312.618284]  free:13700 free_pcp:499 free_cma:0
[  312.623632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  312.623640] Call Trace:
[  312.630835] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  312.633234]  <IRQ>
[  312.666107] Node 0 
[  312.675471]  dump_stack+0x1c4/0x2b4
[  312.678055] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  312.705704]  ? dump_stack_print_info.cold.2+0x52/0x52
[  312.707830] lowmem_reserve[]:
[  312.710072]  warn_alloc.cold.118+0xb7/0x1bd
[  312.713662]  0
[  312.739182]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  312.744349]  2817
[  312.747457]  ? lock_downgrade+0x900/0x900
[  312.751751]  6321
[  312.753552]  ? trace_hardirqs_off+0xb8/0x300
[  312.758368]  6321
[  312.760425]  ? trace_hardirqs_off+0xb8/0x300
[  312.766611]  __alloc_pages_slowpath+0x2667/0x2d80
[  312.770991] Node 0 
[  312.773072]  ? warn_alloc+0x120/0x120
[  312.777458] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  312.782270]  ? trace_hardirqs_on+0x310/0x310
[  312.784483] lowmem_reserve[]:
[  312.788274]  ? warn_alloc+0x120/0x120
[  312.814972]  0 0
[  312.819404]  ? print_usage_bug+0xc0/0xc0
[  312.822476]  3503 3503
[  312.826278]  ? warn_alloc+0x120/0x120
[  312.832298]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  312.834770] Node 0 
[  312.838594]  ? print_usage_bug+0xc0/0xc0
[  312.843610] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  312.845813]  ? __lock_acquire+0x7ec/0x4ec0
[  312.849840] lowmem_reserve[]: 0
[  312.878398]  ? __lock_acquire+0x7ec/0x4ec0
[  312.882608]  0
[  312.885885]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  312.890092]  0
[  312.891892]  ? should_fail+0x22d/0xd01
[  312.897394]  0
[  312.899200]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.903060] Node 0 
[  312.904855]  ? __lock_acquire+0x7ec/0x4ec0
[  312.909934] DMA: 1*4kB 
[  312.912173]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  312.916380] (U) 
[  312.918961]  ? __lock_acquire+0x7ec/0x4ec0
[  312.924038] 0*8kB 
[  312.926013]  ? should_fail+0x22d/0xd01
[  312.930224] 0*16kB 
[  312.932372]  ? print_usage_bug+0xc0/0xc0
[  312.936238] 1*32kB 
[  312.938476]  ? mark_held_locks+0x130/0x130
[  312.942506] (U) 
[  312.944738]  ? mark_held_locks+0x130/0x130
[  312.948945] 2*64kB (U) 
[  312.950934]  ? graph_lock+0x170/0x170
[  312.955136] 1*128kB 
[  312.957717]  ? print_usage_bug+0xc0/0xc0
[  312.961493] (U) 
[  312.963816]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  312.967848] 1*256kB 
[  312.969837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  312.974595] (U) 
[  312.976915]  ? check_preemption_disabled+0x48/0x200
[  312.982426] 0*512kB 
[  312.984798]  ? check_preemption_disabled+0x48/0x200
[  312.984823]  ? __lock_is_held+0xb5/0x140
[  312.989812] 1*1024kB 
[  312.992131]  __alloc_pages_nodemask+0xa80/0xde0
[  312.997116] (U) 
[  313.001169]  ? graph_lock+0x170/0x170
[  313.003557] 1*2048kB 
[  313.008217]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  313.010167] (M) 
[  313.013959]  ? graph_lock+0x170/0x170
[  313.016347] 3*4096kB 
[  313.021373]  ? find_held_lock+0x36/0x1c0
[  313.023321] (M) 
[  313.027118]  ? ____cache_alloc_node+0x1c7/0x1e0
[  313.029499] = 15908kB
[  313.033550]  ? lock_downgrade+0x900/0x900
[  313.035504] Node 0 
[  313.040170]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.042552] DMA32: 
[  313.046695]  cache_grow_begin+0x91/0x8c0
[  313.048905] 3*4kB 
[  313.054432]  ? do_raw_spin_unlock+0xa7/0x2f0
[  313.056643] (UM) 
[  313.060702]  fallback_alloc+0x203/0x2e0
[  313.062824] 1*8kB 
[  313.067225]  ____cache_alloc_node+0x1c7/0x1e0
[  313.069264] (U) 
[  313.073234]  kmem_cache_alloc_node+0xe3/0x730
[  313.075355] 4*16kB (UM) 
[  313.079860]  ? ipv6_get_ifaddr+0x42e/0x620
[  313.081815] 2*32kB 
[  313.086315]  __alloc_skb+0x119/0x770
[  313.088956] (UM) 
[  313.094001]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.096214] 2*64kB 
[  313.099921]  ? skb_scrub_packet+0x490/0x490
[  313.101956] (M) 
[  313.107226]  ? lock_downgrade+0x900/0x900
[  313.109437] 3*128kB 
[  313.113752]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.116180] (M) 3*256kB 
[  313.120335]  ? refcount_sub_and_test_checked+0x203/0x310
[  313.122629] (UM) 
[  313.128178]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  313.130825] 4*512kB 
[  313.136266]  ? addrconf_rs_timer+0x6f0/0x6f0
[  313.138308] (UM) 
[  313.143758]  ndisc_alloc_skb+0x144/0x340
[  313.146054] 3*1024kB 
[  313.150459]  ndisc_send_rs+0x331/0x6e0
[  313.152497] (M) 
[  313.156554]  addrconf_rs_timer+0x3c0/0x6f0
[  313.158935] 3*2048kB (UM) 
[  313.162825]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.164774] 3*4096kB 
[  313.169010]  call_timer_fn+0x272/0x920
[  313.171840] (M) 
[  313.176071]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.178460] = 24980kB
[  313.182339]  ? process_timeout+0x40/0x40
[  313.184299] Node 0 
[  313.188524]  ? find_held_lock+0x36/0x1c0
[  313.190910] Normal: 
[  313.194969]  ? __run_timers+0x7da/0xc70
[  313.197175] 870*4kB 
[  313.201226]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.203522] (MEH) 
[  313.207486]  ? _raw_spin_unlock_irq+0x27/0x80
[  313.209786] 510*8kB 
[  313.214272]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.216393] (UMEH) 
[  313.220882]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  313.223181] 199*16kB 
[  313.227410]  ? trace_hardirqs_on+0xbd/0x310
[  313.229622] (UMEH) 
[  313.234198]  ? kasan_check_read+0x11/0x20
[  313.236579] 70*32kB (UMEH) 
[  313.240905]  ? __run_timers+0x7da/0xc70
[  313.243118] 11*64kB 
[  313.247256]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  313.250163] (UMH) 
[  313.254134]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.256433] 2*128kB 
[  313.261882]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  313.264008] (H) 
[  313.268236]  __run_timers+0x7e5/0xc70
[  313.270540] 0*256kB 
[  313.274775]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  313.276720] 0*512kB 
[  313.280512]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  313.282810] 0*1024kB 
[  313.288168]  ? graph_lock+0x170/0x170
[  313.290469] 0*2048kB 
[  313.295476]  ? enqueue_hrtimer+0x1a5/0x560
[  313.297866] 0*4096kB 
[  313.301659]  ? lock_release+0x970/0x970
[  313.304038] = 13944kB
[  313.304052] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  313.308273]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  313.310665] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  313.314628]  ? find_held_lock+0x36/0x1c0
[  313.317014] 410 total pagecache pages
[  313.325840]  ? graph_lock+0x170/0x170
[  313.331014] 0 pages in swap cache
[  313.339571]  ? pvclock_read_flags+0x160/0x160
[  313.343609] Swap cache stats: add 0, delete 0, find 0/0
[  313.347399]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.351172] Free swap  = 0kB
[  313.354619]  ? check_preemption_disabled+0x48/0x200
[  313.359079] Total swap = 0kB
[  313.359087] 1965979 pages RAM
[  313.364448]  ? __lock_is_held+0xb5/0x140
[  313.369954] 0 pages HighMem/MovableOnly
[  313.372965]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.377955] 342744 pages reserved
[  313.380973]  ? check_preemption_disabled+0x48/0x200
[  313.384053] 0 pages cma reserved
[  313.388107]  run_timer_softirq+0x52/0xb0
[  313.392147] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  313.397585]  ? rcu_read_lock_sched_held+0x108/0x120
[  313.397603]  __do_softirq+0x30b/0xad8
[  313.397627]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  313.401112] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  313.406083]  ? pvclock_read_flags+0x160/0x160
[  313.409421] cron cpuset=
[  313.413490]  ? lapic_next_event+0x5a/0x90
[  313.419954] /
[  313.424967]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.428743]  mems_allowed=0
[  313.433836]  ? check_preemption_disabled+0x48/0x200
[  313.470139]  ? check_preemption_disabled+0x48/0x200
[  313.475167]  ? kvm_clock_read+0x18/0x30
[  313.479143]  ? kvm_sched_clock_read+0x9/0x20
[  313.483559]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.489097]  ? check_preemption_disabled+0x48/0x200
[  313.494126]  irq_exit+0x17f/0x1c0
[  313.497586]  smp_apic_timer_interrupt+0x1cb/0x760
[  313.502430]  ? smp_call_function_single_interrupt+0x650/0x650
[  313.508323]  ? interrupt_entry+0xb5/0xf0
[  313.512402]  ? trace_hardirqs_off_caller+0xbb/0x300
[  313.517416]  ? trace_hardirqs_off_caller+0xbb/0x300
[  313.522435]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.527279]  ? trace_hardirqs_off+0x300/0x300
[  313.531780]  ? trace_hardirqs_off+0x300/0x300
[  313.536278]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.541827]  ? check_preemption_disabled+0x48/0x200
[  313.546844]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.552396]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.557253]  apic_timer_interrupt+0xf/0x20
[  313.561480]  </IRQ>
[  313.563717] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  313.568666] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  313.587671] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  313.595387] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  313.602655] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  313.609922] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  313.617191] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  313.624461] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  313.631791]  skb_clone+0x1bb/0x500
[  313.635333]  ? finish_task_switch+0x2f5/0x900
[  313.639833]  ? skb_split+0x11e0/0x11e0
[  313.643723]  ? preempt_notifier_register+0x200/0x200
[  313.648828]  ? __switch_to_asm+0x34/0x70
[  313.652890]  ? __switch_to_asm+0x34/0x70
[  313.656950]  ? __switch_to_asm+0x40/0x70
[  313.661012]  ? __switch_to_asm+0x34/0x70
[  313.665083]  ? __switch_to_asm+0x40/0x70
[  313.669144]  ? __switch_to_asm+0x34/0x70
[  313.673206]  ? __switch_to_asm+0x40/0x70
[  313.677266]  ? __switch_to_asm+0x34/0x70
[  313.681351]  ? __switch_to_asm+0x34/0x70
[  313.685416]  ? __switch_to_asm+0x40/0x70
[  313.689477]  ? __switch_to_asm+0x34/0x70
[  313.693549]  bpf_clone_redirect+0xb9/0x490
[  313.697788]  ? __schedule+0x874/0x1ed0
[  313.701687]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  313.706724]  ? __sched_text_start+0x8/0x8
[  313.710876]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  313.715646]  ? find_held_lock+0x36/0x1c0
[  313.719716]  ? lock_acquire+0x1ed/0x520
[  313.723714]  ? bpf_test_run+0x32e/0x5a0
[  313.727693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  313.733252]  ? check_preemption_disabled+0x48/0x200
[  313.738280]  ? kasan_check_read+0x11/0x20
[  313.742439]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  313.747718]  ? rcu_bh_qs+0xc0/0xc0
[  313.751267]  ? preempt_schedule+0x4d/0x60
[  313.755427]  ? ___preempt_schedule+0x16/0x18
[  313.759845]  ? bpf_test_run+0x1c0/0x5a0
[  313.763833]  ? netlink_diag_dump+0x2a0/0x2a0
[  313.768248]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.773786]  ? bpf_test_init.isra.9+0x70/0x100
[  313.778380]  ? bpf_prog_test_run_skb+0x634/0xb40
[  313.783146]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  313.787992]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  313.793528]  ? fput+0x130/0x1a0
[  313.796808]  ? __bpf_prog_get+0x9b/0x290
[  313.800874]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  313.805718]  ? bpf_prog_test_run+0x130/0x1a0
[  313.810132]  ? __x64_sys_bpf+0x3d8/0x510
[  313.814194]  ? bpf_prog_get+0x20/0x20
[  313.818008]  ? ksys_ioctl+0x81/0xd0
[  313.821647]  ? do_syscall_64+0x1b9/0x820
[  313.825713]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  313.831080]  ? syscall_return_slowpath+0x5e0/0x5e0
[  313.836016]  ? trace_hardirqs_off+0x300/0x300
[  313.840518]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  313.845539]  ? recalc_sigpending_tsk+0x180/0x180
[  313.850309]  ? kasan_check_write+0x14/0x20
[  313.854558]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  313.859415]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  313.864802] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  313.864876] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  313.871230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  313.871240] Call Trace:
[  313.877831] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  313.887083]  <IRQ>
[  313.889656] syz-executor4 cpuset=
[  313.900139]  dump_stack+0x1c4/0x2b4
[  313.902266] syz4
[  313.905721]  ? dump_stack_print_info.cold.2+0x52/0x52
[  313.909356]  mems_allowed=0
[  313.911339]  warn_alloc.cold.118+0xb7/0x1bd
[  313.923761]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  313.928618]  ? lock_downgrade+0x900/0x900
[  313.932781]  ? trace_hardirqs_off+0xb8/0x300
[  313.937201]  ? trace_hardirqs_off+0xb8/0x300
[  313.941625]  __alloc_pages_slowpath+0x2667/0x2d80
[  313.946505]  ? warn_alloc+0x120/0x120
[  313.950325]  ? warn_alloc+0x120/0x120
[  313.954135]  ? print_usage_bug+0xc0/0xc0
[  313.958198]  ? warn_alloc+0x120/0x120
[  313.962003]  ? print_usage_bug+0xc0/0xc0
[  313.966069]  ? __lock_acquire+0x7ec/0x4ec0
[  313.970310]  ? __lock_acquire+0x7ec/0x4ec0
[  313.974552]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  313.980110]  ? should_fail+0x22d/0xd01
[  313.984006]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.989112]  ? __lock_acquire+0x7ec/0x4ec0
[  313.993354]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  313.998456]  ? __lock_acquire+0x7ec/0x4ec0
[  314.002696]  ? should_fail+0x22d/0xd01
[  314.006595]  ? mark_held_locks+0x130/0x130
[  314.010838]  ? mark_held_locks+0x130/0x130
[  314.015080]  ? graph_lock+0x170/0x170
[  314.018883]  ? graph_lock+0x170/0x170
[  314.022687]  ? graph_lock+0x170/0x170
[  314.026507]  ? print_usage_bug+0xc0/0xc0
[  314.030571]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.036108]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.041655]  ? check_preemption_disabled+0x48/0x200
[  314.046672]  ? check_preemption_disabled+0x48/0x200
[  314.051707]  ? __lock_is_held+0xb5/0x140
[  314.055777]  __alloc_pages_nodemask+0xa80/0xde0
[  314.060448]  ? graph_lock+0x170/0x170
[  314.064254]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.069268]  ? graph_lock+0x170/0x170
[  314.073092]  ? find_held_lock+0x36/0x1c0
[  314.077164]  ? ____cache_alloc_node+0x1c7/0x1e0
[  314.081837]  ? lock_downgrade+0x900/0x900
[  314.085997]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.091548]  cache_grow_begin+0x91/0x8c0
[  314.095612]  ? do_raw_spin_unlock+0xa7/0x2f0
[  314.100028]  fallback_alloc+0x203/0x2e0
[  314.104012]  ____cache_alloc_node+0x1c7/0x1e0
[  314.108517]  kmem_cache_alloc_node+0xe3/0x730
[  314.113037]  ? ipv6_get_ifaddr+0x42e/0x620
[  314.117284]  __alloc_skb+0x119/0x770
[  314.121010]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.126318]  ? skb_scrub_packet+0x490/0x490
[  314.130645]  ? lock_downgrade+0x900/0x900
[  314.134807]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.140352]  ? refcount_sub_and_test_checked+0x203/0x310
[  314.145811]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  314.151270]  ? addrconf_rs_timer+0x6f0/0x6f0
[  314.155714]  ndisc_alloc_skb+0x144/0x340
[  314.159795]  ndisc_send_rs+0x331/0x6e0
[  314.163695]  addrconf_rs_timer+0x3c0/0x6f0
[  314.167939]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.172193]  call_timer_fn+0x272/0x920
[  314.176088]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.180338]  ? process_timeout+0x40/0x40
[  314.184404]  ? find_held_lock+0x36/0x1c0
[  314.188478]  ? mark_held_locks+0xc7/0x130
[  314.192661]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.197160]  ? _raw_spin_unlock_irq+0x27/0x80
[  314.201655]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.205900]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  314.210484]  ? trace_hardirqs_on+0xbd/0x310
[  314.214807]  ? kasan_check_read+0x11/0x20
[  314.218960]  ? __run_timers+0x7da/0xc70
[  314.222937]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.228420]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.232683]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  314.236921]  __run_timers+0x7e5/0xc70
[  314.240739]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  314.246105]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  314.251122]  ? graph_lock+0x170/0x170
[  314.254929]  ? print_usage_bug+0xc0/0xc0
[  314.258991]  ? lock_release+0x970/0x970
[  314.262969]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  314.268168]  ? find_held_lock+0x36/0x1c0
[  314.272233]  ? graph_lock+0x170/0x170
[  314.276041]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.281583]  ? check_preemption_disabled+0x48/0x200
[  314.286613]  ? __lock_is_held+0xb5/0x140
[  314.290678]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.296221]  ? check_preemption_disabled+0x48/0x200
[  314.301246]  run_timer_softirq+0x52/0xb0
[  314.305316]  ? rcu_read_lock_sched_held+0x108/0x120
[  314.310335]  __do_softirq+0x30b/0xad8
[  314.314198]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  314.319319]  ? pvclock_read_flags+0x160/0x160
[  314.323833]  ? lapic_next_event+0x5a/0x90
[  314.327989]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.333533]  ? check_preemption_disabled+0x48/0x200
[  314.338553]  ? check_preemption_disabled+0x48/0x200
[  314.343579]  ? kvm_clock_read+0x18/0x30
[  314.347556]  ? kvm_sched_clock_read+0x9/0x20
[  314.351970]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.357514]  ? check_preemption_disabled+0x48/0x200
[  314.362544]  irq_exit+0x17f/0x1c0
[  314.366001]  smp_apic_timer_interrupt+0x1cb/0x760
[  314.370871]  ? smp_reschedule_interrupt+0x109/0x650
[  314.375896]  ? smp_call_function_single_interrupt+0x650/0x650
[  314.381786]  ? interrupt_entry+0xb5/0xf0
[  314.385849]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.390872]  ? trace_hardirqs_off_caller+0xbb/0x300
[  314.395893]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.400735]  ? trace_hardirqs_off+0x300/0x300
[  314.405227]  ? trace_hardirqs_off+0x300/0x300
[  314.409725]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.415307]  ? check_preemption_disabled+0x48/0x200
[  314.420327]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.425897]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  314.430752]  apic_timer_interrupt+0xf/0x20
[  314.434981]  </IRQ>
[  314.437222] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  314.442501] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  314.461407] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  314.469123] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  314.476396] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  314.483667] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  314.490938] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  314.498208] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  314.505509]  ? arch_local_irq_restore+0x45/0x52
[  314.510190]  dump_stack+0x26a/0x2b4
[  314.513825]  ? dump_stack_print_info.cold.2+0x52/0x52
[  314.519020]  ? mark_held_locks+0x130/0x130
[  314.523253]  ? mark_held_locks+0x130/0x130
[  314.527496]  dump_header+0x27b/0xf72
[  314.531228]  ? pagefault_out_of_memory+0x197/0x197
[  314.536166]  ? mark_held_locks+0x130/0x130
[  314.540402]  ? __lock_acquire+0x7ec/0x4ec0
[  314.544637]  ? mem_cgroup_charge_statistics+0x780/0x780
[  314.550012]  ? print_usage_bug+0xc0/0xc0
[  314.554077]  ? print_usage_bug+0xc0/0xc0
[  314.558148]  ? graph_lock+0x170/0x170
[  314.561948]  ? graph_lock+0x170/0x170
[  314.565748]  ? print_usage_bug+0xc0/0xc0
[  314.569807]  ? print_usage_bug+0xc0/0xc0
[  314.573882]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.579429]  ? find_held_lock+0x36/0x1c0
[  314.583499]  ? mark_held_locks+0xc7/0x130
[  314.587651]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  314.592757]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  314.597868]  ? lockdep_hardirqs_on+0x421/0x5c0
[  314.602456]  ? trace_hardirqs_on+0xbd/0x310
[  314.606778]  ? kasan_check_read+0x11/0x20
[  314.610925]  ? ___ratelimit+0x36f/0x655
[  314.614905]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  314.620361]  ? trace_hardirqs_on+0x310/0x310
[  314.624771]  ? lock_downgrade+0x900/0x900
[  314.628929]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  314.634036]  ? ___ratelimit+0xaa/0x655
[  314.637929]  ? idr_get_free+0xec0/0xec0
[  314.641923]  ? kasan_check_write+0x14/0x20
[  314.646179]  ? do_raw_spin_lock+0xc1/0x200
[  314.650422]  oom_kill_process.cold.27+0x10/0x903
[  314.655182]  ? graph_lock+0x170/0x170
[  314.658983]  ? _raw_spin_unlock+0x2c/0x50
[  314.663132]  ? oom_badness+0xe6/0xaa0
[  314.666941]  ? oom_evaluate_task+0x540/0x540
[  314.671356]  ? find_held_lock+0x36/0x1c0
[  314.675424]  ? out_of_memory+0x974/0x14c0
[  314.679575]  ? lock_downgrade+0x900/0x900
[  314.683724]  ? check_preemption_disabled+0x48/0x200
[  314.688748]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.694550]  ? kasan_check_read+0x11/0x20
[  314.698703]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.703983]  ? rcu_bh_qs+0xc0/0xc0
[  314.707528]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  314.712546]  ? oom_evaluate_task+0x302/0x540
[  314.716983]  out_of_memory+0xa86/0x14c0
[  314.720972]  ? oom_killer_disable+0x3a0/0x3a0
[  314.725473]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  314.730408]  ? __mutex_add_waiter+0x2a0/0x2a0
[  314.734918]  __alloc_pages_slowpath+0x2318/0x2d80
[  314.739813]  ? warn_alloc+0x120/0x120
[  314.743614]  ? __radix_tree_lookup+0x4c0/0x4c0
[  314.748213]  ? find_get_entry+0x2f2/0xc40
[  314.752373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  314.757916]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  314.762849]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.768396]  ? should_fail+0x22d/0xd01
[  314.772301]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  314.777407]  ? __lock_is_held+0xb5/0x140
[  314.781495]  ? __lock_is_held+0xb5/0x140
[  314.785576]  ? ___might_sleep+0x1ed/0x300
[  314.789722]  ? lock_release+0x970/0x970
[  314.793729]  ? arch_local_save_flags+0x40/0x40
[  314.798332]  ? __might_sleep+0x95/0x190
[  314.802324]  __alloc_pages_nodemask+0xa80/0xde0
[  314.807005]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  314.812028]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.817831]  ? kasan_check_read+0x11/0x20
[  314.821989]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.827272]  ? graph_lock+0x170/0x170
[  314.831086]  ? print_usage_bug+0xc0/0xc0
[  314.835150]  ? graph_lock+0x170/0x170
[  314.838947]  ? graph_lock+0x170/0x170
[  314.842753]  ? __do_page_cache_readahead+0x7ce/0x980
[  314.847882]  ? find_held_lock+0x36/0x1c0
[  314.851954]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  314.857497]  alloc_pages_current+0x10c/0x210
[  314.861904]  ? lock_downgrade+0x900/0x900
[  314.866059]  __page_cache_alloc+0x38f/0x5b0
[  314.870398]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.876198]  ? kasan_check_read+0x11/0x20
[  314.880348]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.885630]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  314.890314]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  314.895865]  ? check_preemption_disabled+0x48/0x200
[  314.900905]  filemap_fault+0x1594/0x25f0
[  314.904984]  ? __lock_page_or_retry+0xa00/0xa00
[  314.909655]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  314.915459]  ? kasan_check_read+0x11/0x20
[  314.919609]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  314.924892]  ? rcu_bh_qs+0xc0/0xc0
[  314.928455]  ? filemap_map_pages+0xdea/0x1980
[  314.932966]  ? graph_lock+0x170/0x170
[  314.936776]  ? find_get_pages_range_tag+0x1320/0x1320
[  314.941970]  ? pick_next_task_fair+0x98e/0x17c0
[  314.946643]  ? print_usage_bug+0xc0/0xc0
[  314.950704]  ? graph_lock+0x170/0x170
[  314.954510]  ? find_held_lock+0x36/0x1c0
[  314.958592]  ? lock_acquire+0x1ed/0x520
[  314.962571]  ? ext4_filemap_fault+0x7a/0xad
[  314.966902]  ? lock_release+0x970/0x970
[  314.970907]  ? arch_local_save_flags+0x40/0x40
[  314.975516]  ? mark_held_locks+0x130/0x130
[  314.979767]  ? down_read+0xb0/0x1d0
[  314.983396]  ? ext4_filemap_fault+0x7a/0xad
[  314.988128]  ? __down_interruptible+0x700/0x700
[  314.992808]  ? mark_held_locks+0x130/0x130
[  314.997058]  ext4_filemap_fault+0x82/0xad
[  315.001212]  __do_fault+0x100/0x6b0
[  315.004847]  ? print_bad_pte+0x6c0/0x6c0
[  315.008912]  ? graph_lock+0x170/0x170
[  315.012717]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  315.017731]  ? hrtimer_active+0x2db/0x440
[  315.021885]  ? pmd_val+0x88/0x100
[  315.025341]  ? add_mm_counter_fast+0xd0/0xd0
[  315.029748]  ? pmd_val+0x88/0x100
[  315.033206]  ? add_mm_counter_fast+0xd0/0xd0
[  315.037619]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.043165]  __handle_mm_fault+0x3709/0x53e0
[  315.047590]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  315.052454]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  315.057561]  ? graph_lock+0x170/0x170
[  315.061366]  ? print_usage_bug+0xc0/0xc0
[  315.065429]  ? kasan_check_read+0x11/0x20
[  315.069580]  ? __free_object+0x173/0x340
[  315.073663]  ? graph_lock+0x170/0x170
[  315.077464]  ? graph_lock+0x170/0x170
[  315.081290]  ? handle_mm_fault+0x42a/0xc70
[  315.085535]  ? lock_downgrade+0x900/0x900
[  315.089687]  ? check_preemption_disabled+0x48/0x200
[  315.094734]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  315.100534]  ? kasan_check_read+0x11/0x20
[  315.104686]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.109967]  ? rcu_bh_qs+0xc0/0xc0
[  315.113526]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.119499]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.125042]  ? check_preemption_disabled+0x48/0x200
[  315.130071]  handle_mm_fault+0x54f/0xc70
[  315.134140]  ? __handle_mm_fault+0x53e0/0x53e0
[  315.138727]  ? find_vma+0x34/0x190
[  315.142278]  __do_page_fault+0x67d/0xed0
[  315.146356]  ? mm_fault_error+0x380/0x380
[  315.150502]  ? trace_hardirqs_off+0xb8/0x300
[  315.154917]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  315.160281]  ? trace_hardirqs_on+0x310/0x310
[  315.164706]  do_page_fault+0xf2/0x7e0
[  315.168508]  ? vmalloc_sync_all+0x30/0x30
[  315.172680]  ? error_entry+0x70/0xd0
[  315.176401]  ? trace_hardirqs_off_caller+0xbb/0x300
[  315.181419]  ? trace_hardirqs_on_caller+0xc0/0x300
[  315.186352]  ? syscall_return_slowpath+0x5e0/0x5e0
[  315.191285]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.196138]  ? trace_hardirqs_off+0x300/0x300
[  315.200646]  ? trace_hardirqs_off_caller+0x300/0x300
[  315.205754]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  315.210775]  ? prepare_exit_to_usermode+0x291/0x3b0
[  315.215798]  ? page_fault+0x8/0x30
[  315.219385]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  315.224235]  ? page_fault+0x8/0x30
[  315.227776]  page_fault+0x1e/0x30
[  315.231228] RIP: 0033:0x7f9819842e40
[  315.234945] Code: Bad RIP value.
[  315.238312] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  315.243678] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  315.250949] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  315.258220] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  315.265488] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  315.272755] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  315.280066] warn_alloc_show_mem: 1 callbacks suppressed
[  315.280079] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  315.280081] Mem-Info:
[  315.280111] active_anon:39986 inactive_anon:371 isolated_anon:0
[  315.280111]  active_file:17 inactive_file:14 isolated_file:0
[  315.280111]  unevictable:0 dirty:0 writeback:0 unstable:0
[  315.280111]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  315.280111]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  315.280111]  free:13700 free_pcp:499 free_cma:0
[  315.285460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  315.292652] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  315.295019] Call Trace:
[  315.295057]  <IRQ>
[  315.327940] Node 0 
[  315.337317]  dump_stack+0x1c4/0x2b4
[  315.365000] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  315.367568]  ? dump_stack_print_info.cold.2+0x52/0x52
[  315.369679] lowmem_reserve[]: 0
[  315.371929]  warn_alloc.cold.118+0xb7/0x1bd
[  315.375523]  2817
[  315.401034]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  315.406208]  6321
[  315.409486]  ? lock_downgrade+0x900/0x900
[  315.413780]  6321
[  315.415843]  ? trace_hardirqs_off+0xb8/0x300
[  315.422735]  ? trace_hardirqs_off+0xb8/0x300
[  315.426853] Node 0 
[  315.428919]  __alloc_pages_slowpath+0x2667/0x2d80
[  315.433340] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  315.437743]  ? warn_alloc+0x120/0x120
[  315.439927] lowmem_reserve[]:
[  315.444762]  ? trace_hardirqs_on+0x310/0x310
[  315.471465]  0
[  315.475273]  ? warn_alloc+0x120/0x120
[  315.478350]  0
[  315.482760]  ? print_usage_bug+0xc0/0xc0
[  315.484536]  3503
[  315.488337]  ? warn_alloc+0x120/0x120
[  315.490112]  3503
[  315.494166]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  315.500017]  ? print_usage_bug+0xc0/0xc0
[  315.502056] Node 0 
[  315.507062]  ? __lock_acquire+0x7ec/0x4ec0
[  315.511125] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  315.513335]  ? __lock_acquire+0x7ec/0x4ec0
[  315.517540] lowmem_reserve[]: 0
[  315.546106]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  315.550323]  0
[  315.553599]  ? should_fail+0x22d/0xd01
[  315.559107]  0
[  315.560909]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.564768]  0
[  315.566566]  ? __lock_acquire+0x7ec/0x4ec0
[  315.571642] Node 0 
[  315.573443]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  315.577648] DMA: 
[  315.579884]  ? __lock_acquire+0x7ec/0x4ec0
[  315.584958] 1*4kB 
[  315.587013]  ? should_fail+0x22d/0xd01
[  315.591220] (U) 
[  315.593375]  ? print_usage_bug+0xc0/0xc0
[  315.597232] 0*8kB 
[  315.599203]  ? mark_held_locks+0x130/0x130
[  315.603235] 0*16kB 
[  315.605380]  ? mark_held_locks+0x130/0x130
[  315.609584] 1*32kB 
[  315.611818]  ? graph_lock+0x170/0x170
[  315.616021] (U) 
[  315.618251]  ? print_usage_bug+0xc0/0xc0
[  315.622027] 2*64kB 
[  315.623998]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  315.628030] (U) 
[  315.630264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.634991] 1*128kB 
[  315.636962]  ? check_preemption_disabled+0x48/0x200
[  315.642472] (U) 
[  315.644793]  ? check_preemption_disabled+0x48/0x200
[  315.649781] 1*256kB 
[  315.651755]  ? __lock_is_held+0xb5/0x140
[  315.656736] (U) 
[  315.659058]  __alloc_pages_nodemask+0xa80/0xde0
[  315.663090] 0*512kB 
[  315.665056]  ? graph_lock+0x170/0x170
[  315.669701] 1*1024kB 
[  315.672020]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  315.675792] (U) 
[  315.678195]  ? graph_lock+0x170/0x170
[  315.683187] 1*2048kB 
[  315.685163]  ? find_held_lock+0x36/0x1c0
[  315.688935] (M) 
[  315.691347]  ? ____cache_alloc_node+0x1c7/0x1e0
[  315.695378] 3*4096kB 
[  315.697375]  ? lock_downgrade+0x900/0x900
[  315.702013] (M) 
[  315.704421]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.708540] = 15908kB
[  315.710511]  cache_grow_begin+0x91/0x8c0
[  315.716018] Node 0 
[  315.718423]  ? do_raw_spin_unlock+0xa7/0x2f0
[  315.722456] DMA32: 
[  315.724692]  fallback_alloc+0x203/0x2e0
[  315.729074] 3*4kB 
[  315.731314]  ____cache_alloc_node+0x1c7/0x1e0
[  315.735258] (UM) 
[  315.737403]  kmem_cache_alloc_node+0xe3/0x730
[  315.741875] 1*8kB 
[  315.743935]  ? ipv6_get_ifaddr+0x42e/0x620
[  315.748402] (U) 
[  315.750549]  __alloc_skb+0x119/0x770
[  315.754756] 4*16kB 
[  315.756727]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  315.760411] (UM) 
[  315.762640]  ? skb_scrub_packet+0x490/0x490
[  315.767890] 2*32kB 
[  315.769944]  ? lock_downgrade+0x900/0x900
[  315.774237] (UM) 
[  315.776470]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  315.780588] 2*64kB 
[  315.782646]  ? refcount_sub_and_test_checked+0x203/0x310
[  315.788154] (M) 
[  315.790394]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  315.795819] 3*128kB 
[  315.797791]  ? addrconf_rs_timer+0x6f0/0x6f0
[  315.803212] (M) 
[  315.805542]  ndisc_alloc_skb+0x144/0x340
[  315.809910] 3*256kB (UM) 
[  315.811891]  ndisc_send_rs+0x331/0x6e0
[  315.815927] 4*512kB 
[  315.818683]  addrconf_rs_timer+0x3c0/0x6f0
[  315.822539] (UM) 
[  315.824861]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.829071] 3*1024kB 
[  315.831138]  call_timer_fn+0x272/0x920
[  315.835338] (M) 
[  315.837745]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.841609] 3*2048kB 
[  315.843577]  ? process_timeout+0x40/0x40
[  315.847784] (UM) 
[  315.850189]  ? find_held_lock+0x36/0x1c0
[  315.854216] 3*4096kB (M) 
[  315.856287]  ? __run_timers+0x7da/0xc70
[  315.860326] = 24980kB
[  315.863080]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.867026] Node 0 
[  315.869427]  ? _raw_spin_unlock_irq+0x27/0x80
[  315.873895] Normal: 
[  315.876126]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.880594] 870*4kB 
[  315.882912]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  315.887120] (MEH) 
[  315.889443]  ? trace_hardirqs_on+0xbd/0x310
[  315.894002] 510*8kB 
[  315.896165]  ? kasan_check_read+0x11/0x20
[  315.900459] (UMEH) 
[  315.902778]  ? __run_timers+0x7da/0xc70
[  315.906897] 199*16kB 
[  315.909129]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  315.913082] (UMEH) 
[  315.915492]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.920911] 70*32kB (UMEH) 
[  315.923155]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  315.927355] 11*64kB (UMH) 
[  315.930310]  __run_timers+0x7e5/0xc70
[  315.934517] 2*128kB 
[  315.937370]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  315.941130] (H) 
[  315.943449]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  315.948779] 0*256kB 0*512kB 
[  315.950767]  ? graph_lock+0x170/0x170
[  315.955755] 0*1024kB 
[  315.958770]  ? enqueue_hrtimer+0x1a5/0x560
[  315.962540] 0*2048kB 0*4096kB 
[  315.964957]  ? lock_release+0x970/0x970
[  315.969166] = 13944kB
[  315.972351]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  315.976311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  315.978712]  ? find_held_lock+0x36/0x1c0
[  315.983878] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  315.983887] 410 total pagecache pages
[  315.992721]  ? graph_lock+0x170/0x170
[  315.996767] 0 pages in swap cache
[  316.005336]  ? pvclock_read_flags+0x160/0x160
[  316.009117] Swap cache stats: add 0, delete 0, find 0/0
[  316.012912]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.016331] Free swap  = 0kB
[  316.016339] Total swap = 0kB
[  316.020853]  ? check_preemption_disabled+0x48/0x200
[  316.026191] 1965979 pages RAM
[  316.031740]  ? __lock_is_held+0xb5/0x140
[  316.034724] 0 pages HighMem/MovableOnly
[  316.034732] 342744 pages reserved
[  316.037746]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.042732] 0 pages cma reserved
[  316.045835]  ? check_preemption_disabled+0x48/0x200
[  316.049937] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  316.053840]  run_timer_softirq+0x52/0xb0
[  316.053857]  ? rcu_read_lock_sched_held+0x108/0x120
[  316.053882]  __do_softirq+0x30b/0xad8
[  316.057376] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  316.062856]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  316.066196] cron cpuset=
[  316.071204]  ? pvclock_read_flags+0x160/0x160
[  316.077671] /
[  316.081727]  ? lapic_next_event+0x5a/0x90
[  316.086722]  mems_allowed=0
[  316.090516]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.126708]  ? check_preemption_disabled+0x48/0x200
[  316.131729]  ? check_preemption_disabled+0x48/0x200
[  316.136756]  ? kvm_clock_read+0x18/0x30
[  316.140732]  ? kvm_sched_clock_read+0x9/0x20
[  316.145145]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.150688]  ? check_preemption_disabled+0x48/0x200
[  316.155715]  irq_exit+0x17f/0x1c0
[  316.159178]  smp_apic_timer_interrupt+0x1cb/0x760
[  316.164028]  ? smp_call_function_single_interrupt+0x650/0x650
[  316.169915]  ? interrupt_entry+0xb5/0xf0
[  316.173981]  ? trace_hardirqs_off_caller+0xbb/0x300
[  316.178998]  ? trace_hardirqs_off_caller+0xbb/0x300
[  316.184015]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.188858]  ? trace_hardirqs_off+0x300/0x300
[  316.193356]  ? trace_hardirqs_off+0x300/0x300
[  316.197861]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.203404]  ? check_preemption_disabled+0x48/0x200
[  316.208428]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.213980]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.218832]  apic_timer_interrupt+0xf/0x20
[  316.223061]  </IRQ>
[  316.225312] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  316.230247] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  316.249375] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  316.257089] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  316.264357] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  316.271649] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  316.278918] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  316.286186] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  316.293499]  skb_clone+0x1bb/0x500
[  316.297040]  ? finish_task_switch+0x2f5/0x900
[  316.301534]  ? skb_split+0x11e0/0x11e0
[  316.305426]  ? preempt_notifier_register+0x200/0x200
[  316.310531]  ? __switch_to_asm+0x34/0x70
[  316.314588]  ? __switch_to_asm+0x34/0x70
[  316.318667]  ? __switch_to_asm+0x40/0x70
[  316.322727]  ? __switch_to_asm+0x34/0x70
[  316.326787]  ? __switch_to_asm+0x40/0x70
[  316.330848]  ? __switch_to_asm+0x34/0x70
[  316.334907]  ? __switch_to_asm+0x40/0x70
[  316.338969]  ? __switch_to_asm+0x34/0x70
[  316.343032]  ? __switch_to_asm+0x34/0x70
[  316.347091]  ? __switch_to_asm+0x40/0x70
[  316.351147]  ? __switch_to_asm+0x34/0x70
[  316.355219]  bpf_clone_redirect+0xb9/0x490
[  316.359455]  ? __schedule+0x874/0x1ed0
[  316.363355]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  316.368387]  ? __sched_text_start+0x8/0x8
[  316.372538]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  316.377316]  ? find_held_lock+0x36/0x1c0
[  316.381390]  ? lock_acquire+0x1ed/0x520
[  316.385369]  ? bpf_test_run+0x32e/0x5a0
[  316.389345]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.394913]  ? check_preemption_disabled+0x48/0x200
[  316.399956]  ? kasan_check_read+0x11/0x20
[  316.404110]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.409393]  ? rcu_bh_qs+0xc0/0xc0
[  316.412935]  ? preempt_schedule+0x4d/0x60
[  316.417083]  ? ___preempt_schedule+0x16/0x18
[  316.421501]  ? bpf_test_run+0x1c0/0x5a0
[  316.425488]  ? netlink_diag_dump+0x2a0/0x2a0
[  316.429904]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.435446]  ? bpf_test_init.isra.9+0x70/0x100
[  316.440036]  ? bpf_prog_test_run_skb+0x634/0xb40
[  316.444800]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  316.449640]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  316.455177]  ? fput+0x130/0x1a0
[  316.458461]  ? __bpf_prog_get+0x9b/0x290
[  316.462525]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  316.467375]  ? bpf_prog_test_run+0x130/0x1a0
[  316.471793]  ? __x64_sys_bpf+0x3d8/0x510
[  316.475856]  ? bpf_prog_get+0x20/0x20
[  316.479665]  ? ksys_ioctl+0x81/0xd0
[  316.483311]  ? do_syscall_64+0x1b9/0x820
[  316.487379]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  316.492743]  ? syscall_return_slowpath+0x5e0/0x5e0
[  316.497676]  ? trace_hardirqs_off+0x300/0x300
[  316.502172]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  316.507190]  ? recalc_sigpending_tsk+0x180/0x180
[  316.511952]  ? kasan_check_write+0x14/0x20
[  316.516194]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  316.521044]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  316.526430] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  316.526462] rcu: INFO: rcu_preempt self-detected stall on CPU
[  316.532837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  316.532845] Call Trace:
[  316.548060]  <IRQ>
[  316.550887] rcu: 	0-...!: (134 ticks this GP) idle=a32/1/0x4000000000000004 softirq=9256/9257 fqs=2 
[  316.552769]  dump_stack+0x1c4/0x2b4
[  316.552785]  ? dump_stack_print_info.cold.2+0x52/0x52
[  316.552811]  warn_alloc.cold.118+0xb7/0x1bd
[  316.552827]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  316.552845]  ? lock_downgrade+0x900/0x900
[  316.552877]  ? trace_hardirqs_off+0xb8/0x300
[  316.552897]  ? trace_hardirqs_off+0xb8/0x300
[  316.552919]  __alloc_pages_slowpath+0x2667/0x2d80
[  316.552960]  ? warn_alloc+0x120/0x120
[  316.562497] rcu: 	
[  316.566126]  ? warn_alloc+0x120/0x120
[  316.571290]  (t=10613 jiffies g=10809 q=33)
[  316.575606]  ? print_usage_bug+0xc0/0xc0
[  316.580432] rcu: rcu_preempt kthread starved for 10230 jiffies! g10809 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
[  316.584563]  ? warn_alloc+0x120/0x120
[  316.588946] rcu: RCU grace-period kthread stack dump:
[  316.593347]  ? print_usage_bug+0xc0/0xc0
[  316.598174] rcu_preempt     R
[  316.601966]  ? __lock_acquire+0x7ec/0x4ec0
[  316.604088]   running task    
[  316.607886]  ? __lock_acquire+0x7ec/0x4ec0
[  316.612190] 23064    10      2 0x80000000
[  316.616234]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  316.626691] Call Trace:
[  316.630486]  ? should_fail+0x22d/0xd01
[  316.635659]  __schedule+0x86c/0x1ed0
[  316.639709]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.642805]  ? __sched_text_start+0x8/0x8
[  316.647016]  ? __lock_acquire+0x7ec/0x4ec0
[  316.650197]  ? __mod_timer+0x6f6/0x1870
[  316.654412]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  316.658546]  ? add_timer_on+0x9f0/0x9f0
[  316.664060]  ? __lock_acquire+0x7ec/0x4ec0
[  316.666629]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  316.670501]  ? should_fail+0x22d/0xd01
[  316.674200]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  316.679292]  ? mark_held_locks+0x130/0x130
[  316.683425]  ? trace_hardirqs_on+0xbd/0x310
[  316.687645]  ? mark_held_locks+0x130/0x130
[  316.691607]  ? kasan_check_read+0x11/0x20
[  316.696687]  ? graph_lock+0x170/0x170
[  316.700648]  ? prepare_to_swait_event+0x25a/0x800
[  316.704870]  ? graph_lock+0x170/0x170
[  316.709955]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  316.713825]  ? graph_lock+0x170/0x170
[  316.718919]  schedule+0xfe/0x460
[  316.723131]  ? print_usage_bug+0xc0/0xc0
[  316.727437]  ? __schedule+0x1ed0/0x1ed0
[  316.731656]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.735786]  ? prepare_to_swait_event+0x25a/0x800
[  316.739572]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.744402]  ? __init_swait_queue_head+0x150/0x150
[  316.748208]  ? check_preemption_disabled+0x48/0x200
[  316.753643]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  316.757434]  ? check_preemption_disabled+0x48/0x200
[  316.760783]  ? __lockdep_init_map+0x105/0x590
[  316.764836]  ? __lock_is_held+0xb5/0x140
[  316.768787]  ? lockdep_init_map+0x9/0x10
[  316.774319]  __alloc_pages_nodemask+0xa80/0xde0
[  316.779143]  schedule_timeout+0x140/0x260
[  316.784662]  ? graph_lock+0x170/0x170
[  316.789573]  ? usleep_range+0x1a0/0x1a0
[  316.794574]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  316.799661]  ? __next_timer_interrupt+0x1a0/0x1a0
[  316.804661]  ? graph_lock+0x170/0x170
[  316.809141]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.813191]  ? find_held_lock+0x36/0x1c0
[  316.817237]  rcu_gp_kthread+0x9d9/0x2310
[  316.821891]  ? ____cache_alloc_node+0x1c7/0x1e0
[  316.826037]  ? rcu_gp_init+0x1830/0x1830
[  316.829803]  ? lock_downgrade+0x900/0x900
[  316.833760]  ? update_curr+0x344/0xbe0
[  316.838764]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.843587]  ? graph_lock+0x170/0x170
[  316.847380]  cache_grow_begin+0x91/0x8c0
[  316.852899]  ? __account_cfs_rq_runtime+0x790/0x790
[  316.856946]  ? do_raw_spin_unlock+0xa7/0x2f0
[  316.860989]  ? __lock_acquire+0x7ec/0x4ec0
[  316.865648]  fallback_alloc+0x203/0x2e0
[  316.869689]  ? graph_lock+0x170/0x170
[  316.873820]  ____cache_alloc_node+0x1c7/0x1e0
[  316.877696]  ? mark_held_locks+0x130/0x130
[  316.883218]  kmem_cache_alloc_node+0xe3/0x730
[  316.887004]  ? __lock_is_held+0xb5/0x140
[  316.891046]  ? ipv6_get_ifaddr+0x42e/0x620
[  316.896043]  ? __account_cfs_rq_runtime+0x790/0x790
[  316.900442]  __alloc_skb+0x119/0x770
[  316.904665]  ? set_next_entity+0x30c/0xc40
[  316.908621]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  316.912402]  ? mark_held_locks+0x130/0x130
[  316.916888]  ? skb_scrub_packet+0x490/0x490
[  316.921104]  ? rcu_read_lock_sched_held+0x108/0x120
[  316.925580]  ? lock_downgrade+0x900/0x900
[  316.929632]  ? select_task_rq_fair+0x34f0/0x34f0
[  316.933855]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  316.938851]  ? __enqueue_entity+0x10d/0x1f0
[  316.942554]  ? refcount_sub_and_test_checked+0x203/0x310
[  316.946800]  ? graph_lock+0x170/0x170
[  316.952058]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  316.956277]  ? lock_repin_lock+0x250/0x430
[  316.960587]  ? addrconf_rs_timer+0x6f0/0x6f0
[  316.965588]  ? graph_lock+0x170/0x170
[  316.969735]  ndisc_alloc_skb+0x144/0x340
[  316.974473]  ? put_prev_task_stop+0x300/0xa10
[  316.979997]  ndisc_send_rs+0x331/0x6e0
[  316.984727]  ? lock_repin_lock+0x250/0x430
[  316.990165]  addrconf_rs_timer+0x3c0/0x6f0
[  316.993944]  ? _raw_spin_unlock_irq+0x27/0x80
[  316.999386]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.003603]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.008006]  call_timer_fn+0x272/0x920
[  317.011783]  ? lockdep_hardirqs_on+0x421/0x5c0
[  317.015830]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.020320]  ? trace_hardirqs_on+0xbd/0x310
[  317.024194]  ? process_timeout+0x40/0x40
[  317.028415]  ? kasan_check_read+0x11/0x20
[  317.032637]  ? find_held_lock+0x36/0x1c0
[  317.037126]  ? mark_held_locks+0x130/0x130
[  317.041351]  ? mark_held_locks+0xc7/0x130
[  317.045852]  ? audit_add_watch+0xae1/0xdc0
[  317.045876]  ? kasan_check_write+0x14/0x20
[  317.049751]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.054325]  ? finish_task_switch+0x2f5/0x900
[  317.058542]  ? _raw_spin_unlock_irq+0x27/0x80
[  317.062845]  ? __switch_to_asm+0x40/0x70
[  317.066899]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.071030]  ? preempt_notifier_register+0x200/0x200
[  317.075076]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  317.079293]  ? __switch_to_asm+0x34/0x70
[  317.083429]  ? trace_hardirqs_on+0xbd/0x310
[  317.087646]  ? __switch_to_asm+0x34/0x70
[  317.091873]  ? kasan_check_read+0x11/0x20
[  317.096345]  ? __switch_to_asm+0x40/0x70
[  317.100827]  ? __run_timers+0x7da/0xc70
[  317.105314]  ? __switch_to_asm+0x40/0x70
[  317.109360]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.113577]  ? __switch_to_asm+0x34/0x70
[  317.113592]  ? __switch_to_asm+0x40/0x70
[  317.119156]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.123727]  ? __switch_to_asm+0x34/0x70
[  317.127776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  317.132082]  ? __switch_to_asm+0x34/0x70
[  317.136130]  __run_timers+0x7e5/0xc70
[  317.140260]  ? __switch_to_asm+0x40/0x70
[  317.144322]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  317.148270]  ? __switch_to_asm+0x40/0x70
[  317.152325]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  317.157757]  ? __switch_to_asm+0x34/0x70
[  317.161801]  ? graph_lock+0x170/0x170
[  317.165846]  ? __switch_to_asm+0x40/0x70
[  317.170067]  ? print_usage_bug+0xc0/0xc0
[  317.174113]  ? __schedule+0x874/0x1ed0
[  317.178330]  ? lock_release+0x970/0x970
[  317.178346]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  317.182396]  ? __switch_to_asm+0x40/0x70
[  317.186182]  ? find_held_lock+0x36/0x1c0
[  317.190223]  ? __switch_to_asm+0x40/0x70
[  317.195574]  ? graph_lock+0x170/0x170
[  317.199619]  ? graph_lock+0x170/0x170
[  317.204618]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.208668]  ? __sched_text_start+0x8/0x8
[  317.212452]  ? check_preemption_disabled+0x48/0x200
[  317.216498]  ? find_held_lock+0x36/0x1c0
[  317.220545]  ? __lock_is_held+0xb5/0x140
[  317.224417]  ? __kthread_parkme+0xce/0x1a0
[  317.228369]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.233551]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  317.237597]  ? check_preemption_disabled+0x48/0x200
[  317.241657]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  317.245705]  run_timer_softirq+0x52/0xb0
[  317.249485]  ? lockdep_hardirqs_on+0x421/0x5c0
[  317.253271]  ? rcu_read_lock_sched_held+0x108/0x120
[  317.258808]  ? trace_hardirqs_on+0xbd/0x310
[  317.262939]  __do_softirq+0x30b/0xad8
[  317.267941]  ? kasan_check_read+0x11/0x20
[  317.271992]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  317.276047]  ? __kthread_parkme+0xce/0x1a0
[  317.280269]  ? pvclock_read_flags+0x160/0x160
[  317.285788]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.290877]  ? lapic_next_event+0x5a/0x90
[  317.295882]  ? kasan_check_write+0x14/0x20
[  317.300966]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.305011]  ? do_raw_spin_lock+0xc1/0x200
[  317.309577]  ? check_preemption_disabled+0x48/0x200
[  317.314574]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  317.318882]  ? check_preemption_disabled+0x48/0x200
[  317.318903]  ? kvm_clock_read+0x18/0x30
[  317.322684]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.326816]  ? kvm_sched_clock_read+0x9/0x20
[  317.331904]  ? __kthread_parkme+0xfb/0x1a0
[  317.336120]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.340598]  kthread+0x35a/0x420
[  317.346032]  ? check_preemption_disabled+0x48/0x200
[  317.350163]  ? rcu_gp_init+0x1830/0x1830
[  317.354386]  irq_exit+0x17f/0x1c0
[  317.359905]  ? kthread_bind+0x40/0x40
[  317.364123]  smp_apic_timer_interrupt+0x1cb/0x760
[  317.369119]  ret_from_fork+0x3a/0x50
[  317.374211]  ? smp_reschedule_interrupt+0x109/0x650
[  317.379218] NMI backtrace for cpu 0
[  317.383164]  ? smp_call_function_single_interrupt+0x650/0x650
[  317.445447]  ? interrupt_entry+0xb5/0xf0
[  317.449510]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.454526]  ? trace_hardirqs_off_caller+0xbb/0x300
[  317.459564]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.464405]  ? trace_hardirqs_off+0x300/0x300
[  317.468897]  ? trace_hardirqs_off+0x300/0x300
[  317.473396]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.478946]  ? check_preemption_disabled+0x48/0x200
[  317.483963]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.489507]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  317.494363]  apic_timer_interrupt+0xf/0x20
[  317.498591]  </IRQ>
[  317.500832] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  317.506117] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  317.525015] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  317.532725] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  317.539990] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  317.547256] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  317.554538] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  317.561807] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  317.569094]  ? arch_local_irq_restore+0x45/0x52
[  317.573769]  dump_stack+0x26a/0x2b4
[  317.577397]  ? dump_stack_print_info.cold.2+0x52/0x52
[  317.582594]  ? mark_held_locks+0x130/0x130
[  317.586830]  ? mark_held_locks+0x130/0x130
[  317.591077]  dump_header+0x27b/0xf72
[  317.594801]  ? pagefault_out_of_memory+0x197/0x197
[  317.599734]  ? mark_held_locks+0x130/0x130
[  317.603970]  ? __lock_acquire+0x7ec/0x4ec0
[  317.608203]  ? mem_cgroup_charge_statistics+0x780/0x780
[  317.613566]  ? print_usage_bug+0xc0/0xc0
[  317.617627]  ? print_usage_bug+0xc0/0xc0
[  317.621693]  ? graph_lock+0x170/0x170
[  317.625493]  ? graph_lock+0x170/0x170
[  317.629302]  ? print_usage_bug+0xc0/0xc0
[  317.633380]  ? print_usage_bug+0xc0/0xc0
[  317.637450]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.642995]  ? find_held_lock+0x36/0x1c0
[  317.647066]  ? mark_held_locks+0xc7/0x130
[  317.651222]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  317.656330]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  317.661438]  ? lockdep_hardirqs_on+0x421/0x5c0
[  317.666023]  ? trace_hardirqs_on+0xbd/0x310
[  317.670346]  ? kasan_check_read+0x11/0x20
[  317.674498]  ? ___ratelimit+0x36f/0x655
[  317.678473]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  317.683935]  ? trace_hardirqs_on+0x310/0x310
[  317.688345]  ? lock_downgrade+0x900/0x900
[  317.692500]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  317.697604]  ? ___ratelimit+0xaa/0x655
[  317.701494]  ? idr_get_free+0xec0/0xec0
[  317.705470]  ? kasan_check_write+0x14/0x20
[  317.709708]  ? do_raw_spin_lock+0xc1/0x200
[  317.713969]  oom_kill_process.cold.27+0x10/0x903
[  317.718724]  ? graph_lock+0x170/0x170
[  317.722527]  ? _raw_spin_unlock+0x2c/0x50
[  317.726673]  ? oom_badness+0xe6/0xaa0
[  317.730570]  ? oom_evaluate_task+0x540/0x540
[  317.734986]  ? find_held_lock+0x36/0x1c0
[  317.739056]  ? out_of_memory+0x974/0x14c0
[  317.743205]  ? lock_downgrade+0x900/0x900
[  317.747359]  ? check_preemption_disabled+0x48/0x200
[  317.752383]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  317.758184]  ? kasan_check_read+0x11/0x20
[  317.762335]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.767615]  ? rcu_bh_qs+0xc0/0xc0
[  317.771159]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  317.776171]  ? oom_evaluate_task+0x302/0x540
[  317.780585]  out_of_memory+0xa86/0x14c0
[  317.784573]  ? oom_killer_disable+0x3a0/0x3a0
[  317.789071]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  317.794003]  ? __mutex_add_waiter+0x2a0/0x2a0
[  317.798514]  __alloc_pages_slowpath+0x2318/0x2d80
[  317.803386]  ? warn_alloc+0x120/0x120
[  317.807188]  ? __radix_tree_lookup+0x4c0/0x4c0
[  317.811782]  ? find_get_entry+0x2f2/0xc40
[  317.815939]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  317.821480]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  317.826411]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.831950]  ? should_fail+0x22d/0xd01
[  317.835842]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  317.840951]  ? __lock_is_held+0xb5/0x140
[  317.845040]  ? __lock_is_held+0xb5/0x140
[  317.849114]  ? ___might_sleep+0x1ed/0x300
[  317.853285]  ? lock_release+0x970/0x970
[  317.857269]  ? arch_local_save_flags+0x40/0x40
[  317.861875]  ? __might_sleep+0x95/0x190
[  317.865859]  __alloc_pages_nodemask+0xa80/0xde0
[  317.870540]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  317.875558]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  317.881358]  ? kasan_check_read+0x11/0x20
[  317.885507]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.890787]  ? graph_lock+0x170/0x170
[  317.894593]  ? print_usage_bug+0xc0/0xc0
[  317.898655]  ? graph_lock+0x170/0x170
[  317.902458]  ? graph_lock+0x170/0x170
[  317.906261]  ? __do_page_cache_readahead+0x7ce/0x980
[  317.911373]  ? find_held_lock+0x36/0x1c0
[  317.915439]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  317.920981]  alloc_pages_current+0x10c/0x210
[  317.925387]  ? lock_downgrade+0x900/0x900
[  317.929545]  __page_cache_alloc+0x38f/0x5b0
[  317.933872]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  317.939670]  ? kasan_check_read+0x11/0x20
[  317.943819]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.949104]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  317.953804]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  317.959345]  ? check_preemption_disabled+0x48/0x200
[  317.964374]  filemap_fault+0x1594/0x25f0
[  317.968448]  ? __lock_page_or_retry+0xa00/0xa00
[  317.973118]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  317.978914]  ? kasan_check_read+0x11/0x20
[  317.983062]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  317.988340]  ? rcu_bh_qs+0xc0/0xc0
[  317.991901]  ? filemap_map_pages+0xdea/0x1980
[  317.996412]  ? graph_lock+0x170/0x170
[  318.000233]  ? find_get_pages_range_tag+0x1320/0x1320
[  318.005423]  ? pick_next_task_fair+0x98e/0x17c0
[  318.010094]  ? print_usage_bug+0xc0/0xc0
[  318.014154]  ? graph_lock+0x170/0x170
[  318.017962]  ? find_held_lock+0x36/0x1c0
[  318.022039]  ? lock_acquire+0x1ed/0x520
[  318.026015]  ? ext4_filemap_fault+0x7a/0xad
[  318.030346]  ? lock_release+0x970/0x970
[  318.034328]  ? arch_local_save_flags+0x40/0x40
[  318.038915]  ? mark_held_locks+0x130/0x130
[  318.043158]  ? down_read+0xb0/0x1d0
[  318.046785]  ? ext4_filemap_fault+0x7a/0xad
[  318.051108]  ? __down_interruptible+0x700/0x700
[  318.055782]  ? mark_held_locks+0x130/0x130
[  318.060031]  ext4_filemap_fault+0x82/0xad
[  318.064182]  __do_fault+0x100/0x6b0
[  318.067812]  ? print_bad_pte+0x6c0/0x6c0
[  318.071880]  ? graph_lock+0x170/0x170
[  318.075684]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  318.080699]  ? hrtimer_active+0x2db/0x440
[  318.084849]  ? pmd_val+0x88/0x100
[  318.088319]  ? add_mm_counter_fast+0xd0/0xd0
[  318.092733]  ? pmd_val+0x88/0x100
[  318.096191]  ? add_mm_counter_fast+0xd0/0xd0
[  318.100605]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.106152]  __handle_mm_fault+0x3709/0x53e0
[  318.110570]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  318.115413]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  318.120520]  ? graph_lock+0x170/0x170
[  318.124328]  ? print_usage_bug+0xc0/0xc0
[  318.128389]  ? kasan_check_read+0x11/0x20
[  318.132555]  ? __free_object+0x173/0x340
[  318.136617]  ? graph_lock+0x170/0x170
[  318.140420]  ? graph_lock+0x170/0x170
[  318.144245]  ? handle_mm_fault+0x42a/0xc70
[  318.148485]  ? lock_downgrade+0x900/0x900
[  318.152632]  ? check_preemption_disabled+0x48/0x200
[  318.157655]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  318.163452]  ? kasan_check_read+0x11/0x20
[  318.167600]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  318.172881]  ? rcu_bh_qs+0xc0/0xc0
[  318.176426]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  318.181882]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  318.187425]  ? check_preemption_disabled+0x48/0x200
[  318.192481]  handle_mm_fault+0x54f/0xc70
[  318.196550]  ? __handle_mm_fault+0x53e0/0x53e0
[  318.201136]  ? find_vma+0x34/0x190
[  318.204684]  __do_page_fault+0x67d/0xed0
[  318.208758]  ? mm_fault_error+0x380/0x380
[  318.212906]  ? trace_hardirqs_off+0xb8/0x300
[  318.217323]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  318.222688]  ? trace_hardirqs_on+0x310/0x310
[  318.227106]  do_page_fault+0xf2/0x7e0
[  318.230912]  ? vmalloc_sync_all+0x30/0x30
[  318.235061]  ? error_entry+0x70/0xd0
[  318.238775]  ? trace_hardirqs_off_caller+0xbb/0x300
[  318.243788]  ? trace_hardirqs_on_caller+0xc0/0x300
[  318.248718]  ? syscall_return_slowpath+0x5e0/0x5e0
[  318.253650]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.258492]  ? trace_hardirqs_off+0x300/0x300
[  318.262988]  ? trace_hardirqs_off_caller+0x300/0x300
[  318.268111]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  318.273150]  ? prepare_exit_to_usermode+0x291/0x3b0
[  318.278185]  ? page_fault+0x8/0x30
[  318.281730]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.286579]  ? page_fault+0x8/0x30
[  318.290120]  page_fault+0x1e/0x30
[  318.293589] RIP: 0033:0x7f9819842e40
[  318.297317] Code: Bad RIP value.
[  318.300678] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  318.306043] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  318.313314] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  318.320583] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  318.327850] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  318.335134] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  318.342427] warn_alloc_show_mem: 1 callbacks suppressed
[  318.342440] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  318.342442] Mem-Info:
[  318.342473] active_anon:39986 inactive_anon:371 isolated_anon:0
[  318.342473]  active_file:17 inactive_file:14 isolated_file:0
[  318.342473]  unevictable:0 dirty:0 writeback:0 unstable:0
[  318.342473]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  318.342473]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  318.342473]  free:13700 free_pcp:499 free_cma:0
[  318.347813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  318.347822] Call Trace:
[  318.355017] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  318.357418]  <IRQ>
[  318.390289] Node 0 
[  318.399654]  dump_stack+0x1c4/0x2b4
[  318.402236] 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
[  318.429888]  ? dump_stack_print_info.cold.2+0x52/0x52
[  318.432015] lowmem_reserve[]:
[  318.434251]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.437850]  0
[  318.463348]  ? trace_hardirqs_off+0xb8/0x300
[  318.468510]  2817
[  318.471616]  nmi_cpu_backtrace.cold.3+0x63/0xa2
[  318.477127]  6321
[  318.478925]  ? lapic_can_unplug_cpu.cold.27+0x3f/0x3f
[  318.483311]  6321
[  318.485377]  nmi_trigger_cpumask_backtrace+0x1b3/0x1ed
[  318.492073]  arch_trigger_cpumask_backtrace+0x14/0x20
[  318.497235] Node 0 
[  318.499306]  rcu_dump_cpu_stacks+0x175/0x1c2
[  318.504595] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  318.509756]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  318.511965] lowmem_reserve[]:
[  318.516374]  print_cpu_stall.cold.78+0x2d3/0x524
[  318.543244]  0 0
[  318.548272]  ? rcu_dynticks_snap+0x30/0x30
[  318.551347]  3503
[  318.556105]  ? check_preemption_disabled+0x48/0x200
[  318.558054]  3503
[  318.562282]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.569337]  ? check_preemption_disabled+0x48/0x200
[  318.571368] Node 0 Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  318.576906]  ? check_preemption_disabled+0x48/0x200
[  318.581886] lowmem_reserve[]: 0
[  318.611058]  ? rcu_test_sync_prims+0x30/0x30
[  318.616053]  0
[  318.619336]  ? __lock_is_held+0xb5/0x140
[  318.623715]  0
[  318.625512]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.629545]  0
[  318.631363]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.636880] Node 0 
[  318.638682]  ? check_preemption_disabled+0x48/0x200
[  318.644194] DMA: 
[  318.646430]  rcu_check_callbacks+0xfd9/0x1990
[  318.651413] 1*4kB 
[  318.653481]  ? rcu_cpu_stall_reset+0x220/0x220
[  318.657944] (U) 
[  318.660086]  ? lock_release+0x970/0x970
[  318.664641] 0*8kB 
[  318.666617]  ? graph_lock+0x170/0x170
[  318.670559] 0*16kB 
[  318.672704]  ? graph_lock+0x170/0x170
[  318.676483] 1*32kB 
[  318.678712]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.682485] (U) 
[  318.684716]  ? pvclock_gtod_notify+0x2e3/0x3e0
[  318.690227] 2*64kB 
[  318.692199]  ? kvm_vcpu_ready_for_interrupt_injection+0x1a0/0x1a0
[  318.696753] (U) 
[  318.698995]  ? graph_lock+0x170/0x170
[  318.705188] 1*128kB (U) 
[  318.707167]  ? timekeeping_advance+0x3cc/0xc00
[  318.710941] 1*256kB 
[  318.713612]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.718166] (U) 
[  318.720493]  ? check_preemption_disabled+0x48/0x200
[  318.726000] 0*512kB 
[  318.727972]  ? check_preemption_disabled+0x48/0x200
[  318.732956] 1*1024kB (U) 
[  318.735285]  ? trace_hardirqs_off+0xb8/0x300
[  318.740272] 1*2048kB 
[  318.743020]  ? __lock_is_held+0xb5/0x140
[  318.747402] (M) 
[  318.749807]  ? trace_hardirqs_on+0x310/0x310
[  318.753836] 3*4096kB (M) 
[  318.755817]  ? check_preemption_disabled+0x48/0x200
[  318.760198] = 15908kB
[  318.762951]  ? raise_softirq+0x199/0x420
[  318.767936] Node 0 
[  318.770340]  ? raise_softirq_irqoff+0x2e0/0x2e0
[  318.774379] DMA32: 
[  318.776613]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  318.781253] 3*4kB 
[  318.783483]  ? check_preemption_disabled+0x48/0x200
[  318.788996] (UM) 
[  318.791143]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  318.796134] 1*8kB 
[  318.798193]  ? hrtimer_run_queues+0x9a/0x400
[  318.803703] (U) 
[  318.805845]  ? run_local_timers+0x19b/0x230
[  318.810223] 4*16kB (UM) 
[  318.812205]  ? timer_clear_idle+0x90/0x90
[  318.816503] 2*32kB 
[  318.819164]  ? debug_smp_processor_id+0x1c/0x20
[  318.823281] (UM) 2*64kB 
[  318.825532]  ? irqtime_account_process_tick.isra.6+0x114/0x490
[  318.830170] (M) 
[  318.832842]  ? account_process_tick+0x282/0x350
[  318.838784] 3*128kB 
[  318.840756]  update_process_times+0x2d/0x70
[  318.845396] (M) 
[  318.847713]  tick_sched_handle+0x9f/0x180
[  318.852007] 3*256kB 
[  318.853976]  tick_sched_timer+0x45/0x130
[  318.858097] (UM) 
[  318.860412]  __hrtimer_run_queues+0x41c/0x10d0
[  318.864448] 4*512kB 
[  318.866509]  ? tick_sched_do_timer+0x1a0/0x1a0
[  318.871062] (UM) 
[  318.873385]  ? hrtimer_start_range_ns+0xe00/0xe00
[  318.877934] 3*1024kB (M) 
[  318.880001]  ? pvclock_read_flags+0x160/0x160
[  318.884813] 3*2048kB (UM) 
[  318.887576]  ? trace_hardirqs_on+0x310/0x310
[  318.892045] 3*4096kB 
[  318.894909]  ? kvm_clock_read+0x18/0x30
[  318.899287] (M) 
[  318.901705]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  318.905654] = 24980kB
[  318.907627]  ? ktime_get_update_offsets_now+0x3b6/0x550
[  318.912617] Node 0 
[  318.915023]  ? do_timer+0x50/0x50
[  318.920362] Normal: 
[  318.922600]  ? trace_hardirqs_on+0x310/0x310
[  318.926027] 870*4kB 
[  318.928349]  ? do_raw_spin_lock+0xc1/0x200
[  318.932733] (MEH) 
[  318.935053]  hrtimer_interrupt+0x313/0x780
[  318.939253] 510*8kB (UMEH) 
[  318.941420]  smp_apic_timer_interrupt+0x1a1/0x760
[  318.945618] 199*16kB 
[  318.948544]  ? smp_call_function_single_interrupt+0x650/0x650
[  318.953357] (UMEH) 
[  318.955763]  ? interrupt_entry+0xb5/0xf0
[  318.961621] 70*32kB 
[  318.963851]  ? trace_hardirqs_off_caller+0xbb/0x300
[  318.967892] (UMEH) 
[  318.970211]  ? ____cache_alloc_node+0x1c7/0x1e0
[  318.975199] 11*64kB 
[  318.977452]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.982091] (UMH) 
[  318.984806]  ? trace_hardirqs_off+0x300/0x300
[  318.989627] 2*128kB 
[  318.991778]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  318.996243] (H) 
[  318.998569]  apic_timer_interrupt+0xf/0x20
[  319.003381] 0*256kB 
[  319.005352] RIP: 0010:kmem_cache_alloc_node+0x247/0x730
[  319.009561] 0*512kB 
[  319.011886] Code: 40 7e 0f 85 32 ff ff ff e8 a5 c3 3e ff e9 28 ff ff ff e8 bc 20 c3 ff 48 83 3d 5c 6f 90 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 9a 42
[  319.017218] 0*1024kB 0*2048kB 
[  319.019542] RSP: 0018:ffff8801dae07450 EFLAGS: 00000282
[  319.038423] 0*4096kB = 13944kB
[  319.041608]  ORIG_RAX: ffffffffffffff13
[  319.046958] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  319.050134] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10033121561
[  319.054093] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  319.062910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
[  319.070160] 410 total pagecache pages
[  319.078724] RBP: ffff8801dae074c0 R08: ffff88019890ab08 R09: 0000000000000002
[  319.085987] 0 pages in swap cache
[  319.089766] R10: 0000000000000000 R11: ffff88019890a240 R12: ffff8801d9be7680
[  319.097022] Swap cache stats: add 0, delete 0, find 0/0
[  319.100463] R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000282
[  319.107736] Free swap  = 0kB
[  319.113098]  ? apic_timer_interrupt+0xa/0x20
[  319.120783] Total swap = 0kB
[  319.120791] 1965979 pages RAM
[  319.123825]  ? ipv6_get_ifaddr+0x42e/0x620
[  319.128184] 0 pages HighMem/MovableOnly
[  319.128192] 342744 pages reserved
[  319.131209]  __alloc_skb+0x119/0x770
[  319.134282] 0 pages cma reserved
[  319.134365] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  319.138532]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.142535] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  319.145922]  ? skb_scrub_packet+0x490/0x490
[  319.149612] cron cpuset=
[  319.152971]  ? lock_downgrade+0x900/0x900
[  319.159438] /
[  319.164711]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.174410]  mems_allowed=0
[  319.178726]  ? refcount_sub_and_test_checked+0x203/0x310
[  319.201089]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  319.206561]  ? addrconf_rs_timer+0x6f0/0x6f0
[  319.210983]  ndisc_alloc_skb+0x144/0x340
[  319.215067]  ndisc_send_rs+0x331/0x6e0
[  319.218965]  addrconf_rs_timer+0x3c0/0x6f0
[  319.223209]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.227461]  call_timer_fn+0x272/0x920
[  319.231352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.235596]  ? process_timeout+0x40/0x40
[  319.239657]  ? find_held_lock+0x36/0x1c0
[  319.243729]  ? __run_timers+0x7da/0xc70
[  319.247708]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.252204]  ? _raw_spin_unlock_irq+0x27/0x80
[  319.256698]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.260933]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  319.265516]  ? trace_hardirqs_on+0xbd/0x310
[  319.269840]  ? kasan_check_read+0x11/0x20
[  319.273989]  ? __run_timers+0x7da/0xc70
[  319.277966]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  319.283426]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.287666]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  319.291904]  __run_timers+0x7e5/0xc70
[  319.295719]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  319.301087]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  319.306126]  ? graph_lock+0x170/0x170
[  319.309931]  ? enqueue_hrtimer+0x1a5/0x560
[  319.314165]  ? lock_release+0x970/0x970
[  319.318141]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  319.323338]  ? find_held_lock+0x36/0x1c0
[  319.327407]  ? graph_lock+0x170/0x170
[  319.331211]  ? pvclock_read_flags+0x160/0x160
[  319.335706]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.341248]  ? check_preemption_disabled+0x48/0x200
[  319.346279]  ? __lock_is_held+0xb5/0x140
[  319.350353]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.355898]  ? check_preemption_disabled+0x48/0x200
[  319.360925]  run_timer_softirq+0x52/0xb0
[  319.364988]  ? rcu_read_lock_sched_held+0x108/0x120
[  319.370011]  __do_softirq+0x30b/0xad8
[  319.373827]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  319.378940]  ? pvclock_read_flags+0x160/0x160
[  319.383433]  ? lapic_next_event+0x5a/0x90
[  319.387580]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.393119]  ? check_preemption_disabled+0x48/0x200
[  319.398137]  ? check_preemption_disabled+0x48/0x200
[  319.403160]  ? kvm_clock_read+0x18/0x30
[  319.407134]  ? kvm_sched_clock_read+0x9/0x20
[  319.411549]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.417089]  ? check_preemption_disabled+0x48/0x200
[  319.422121]  irq_exit+0x17f/0x1c0
[  319.425596]  smp_apic_timer_interrupt+0x1cb/0x760
[  319.430450]  ? smp_call_function_single_interrupt+0x650/0x650
[  319.436336]  ? interrupt_entry+0xb5/0xf0
[  319.440407]  ? trace_hardirqs_off_caller+0xbb/0x300
[  319.445421]  ? trace_hardirqs_off_caller+0xbb/0x300
[  319.450441]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.455286]  ? trace_hardirqs_off+0x300/0x300
[  319.459791]  ? trace_hardirqs_off+0x300/0x300
[  319.464291]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.469839]  ? check_preemption_disabled+0x48/0x200
[  319.474855]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.480404]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.485258]  apic_timer_interrupt+0xf/0x20
[  319.489488]  </IRQ>
[  319.491727] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  319.496657] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  319.515572] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  319.523283] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  319.530575] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  319.537844] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  319.545113] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  319.552385] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  319.559695]  skb_clone+0x1bb/0x500
[  319.563236]  ? finish_task_switch+0x2f5/0x900
[  319.567731]  ? skb_split+0x11e0/0x11e0
[  319.571622]  ? preempt_notifier_register+0x200/0x200
[  319.576723]  ? __switch_to_asm+0x34/0x70
[  319.580784]  ? __switch_to_asm+0x34/0x70
[  319.584844]  ? __switch_to_asm+0x40/0x70
[  319.588906]  ? __switch_to_asm+0x34/0x70
[  319.592964]  ? __switch_to_asm+0x40/0x70
[  319.597024]  ? __switch_to_asm+0x34/0x70
[  319.601103]  ? __switch_to_asm+0x40/0x70
[  319.605166]  ? __switch_to_asm+0x34/0x70
[  319.609229]  ? __switch_to_asm+0x34/0x70
[  319.613289]  ? __switch_to_asm+0x40/0x70
[  319.617357]  ? __switch_to_asm+0x34/0x70
[  319.621434]  bpf_clone_redirect+0xb9/0x490
[  319.625673]  ? __schedule+0x874/0x1ed0
[  319.629567]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  319.634586]  ? __sched_text_start+0x8/0x8
[  319.638738]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  319.643506]  ? find_held_lock+0x36/0x1c0
[  319.647573]  ? lock_acquire+0x1ed/0x520
[  319.651550]  ? bpf_test_run+0x32e/0x5a0
[  319.655544]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.661094]  ? check_preemption_disabled+0x48/0x200
[  319.666117]  ? kasan_check_read+0x11/0x20
[  319.670270]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  319.675556]  ? rcu_bh_qs+0xc0/0xc0
[  319.679101]  ? preempt_schedule+0x4d/0x60
[  319.683253]  ? ___preempt_schedule+0x16/0x18
[  319.687673]  ? bpf_test_run+0x1c0/0x5a0
[  319.691659]  ? netlink_diag_dump+0x2a0/0x2a0
[  319.696075]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.701608]  ? bpf_test_init.isra.9+0x70/0x100
[  319.706197]  ? bpf_prog_test_run_skb+0x634/0xb40
[  319.710958]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  319.715801]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  319.721340]  ? fput+0x130/0x1a0
[  319.724624]  ? __bpf_prog_get+0x9b/0x290
[  319.728690]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  319.733533]  ? bpf_prog_test_run+0x130/0x1a0
[  319.737948]  ? __x64_sys_bpf+0x3d8/0x510
[  319.742010]  ? bpf_prog_get+0x20/0x20
[  319.745822]  ? ksys_ioctl+0x81/0xd0
[  319.749465]  ? do_syscall_64+0x1b9/0x820
[  319.753525]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  319.758891]  ? syscall_return_slowpath+0x5e0/0x5e0
[  319.763827]  ? trace_hardirqs_off+0x300/0x300
[  319.768331]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  319.773347]  ? recalc_sigpending_tsk+0x180/0x180
[  319.778110]  ? kasan_check_write+0x14/0x20
[  319.782354]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  319.787211]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  319.792599] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  319.792977] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  319.799007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  319.799012] Call Trace:
[  319.799018]  <IRQ>
[  319.799035]  dump_stack+0x1c4/0x2b4
[  319.799051]  ? dump_stack_print_info.cold.2+0x52/0x52
[  319.805617] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  319.814890]  warn_alloc.cold.118+0xb7/0x1bd
[  319.817441] syz-executor4 cpuset=
[  319.819583]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  319.823184] syz4
[  319.828365]  ? lock_downgrade+0x900/0x900
[  319.838832]  mems_allowed=0
[  319.843147]  ? trace_hardirqs_off+0xb8/0x300
[  319.864836]  ? trace_hardirqs_off+0xb8/0x300
[  319.869262]  __alloc_pages_slowpath+0x2667/0x2d80
[  319.874136]  ? warn_alloc+0x120/0x120
[  319.877941]  ? warn_alloc+0x120/0x120
[  319.881832]  ? print_usage_bug+0xc0/0xc0
[  319.885900]  ? warn_alloc+0x120/0x120
[  319.889702]  ? print_usage_bug+0xc0/0xc0
[  319.893768]  ? __lock_acquire+0x7ec/0x4ec0
[  319.898001]  ? __lock_acquire+0x7ec/0x4ec0
[  319.902237]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  319.907774]  ? should_fail+0x22d/0xd01
[  319.911664]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.916776]  ? __lock_acquire+0x7ec/0x4ec0
[  319.921020]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  319.926119]  ? __lock_acquire+0x7ec/0x4ec0
[  319.930355]  ? should_fail+0x22d/0xd01
[  319.934274]  ? mark_held_locks+0x130/0x130
[  319.938521]  ? mark_held_locks+0x130/0x130
[  319.942756]  ? graph_lock+0x170/0x170
[  319.946554]  ? graph_lock+0x170/0x170
[  319.950358]  ? graph_lock+0x170/0x170
[  319.954160]  ? print_usage_bug+0xc0/0xc0
[  319.958222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.963778]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  319.969324]  ? check_preemption_disabled+0x48/0x200
[  319.974346]  ? check_preemption_disabled+0x48/0x200
[  319.979373]  ? __lock_is_held+0xb5/0x140
[  319.983461]  __alloc_pages_nodemask+0xa80/0xde0
[  319.988132]  ? graph_lock+0x170/0x170
[  319.991938]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  319.996950]  ? graph_lock+0x170/0x170
[  320.000765]  ? find_held_lock+0x36/0x1c0
[  320.004835]  ? ____cache_alloc_node+0x1c7/0x1e0
[  320.009508]  ? lock_downgrade+0x900/0x900
[  320.013664]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.019210]  cache_grow_begin+0x91/0x8c0
[  320.023276]  ? do_raw_spin_unlock+0xa7/0x2f0
[  320.027699]  fallback_alloc+0x203/0x2e0
[  320.031683]  ____cache_alloc_node+0x1c7/0x1e0
[  320.036188]  kmem_cache_alloc_node+0xe3/0x730
[  320.040686]  ? ipv6_get_ifaddr+0x42e/0x620
[  320.044932]  __alloc_skb+0x119/0x770
[  320.048649]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.053928]  ? skb_scrub_packet+0x490/0x490
[  320.058247]  ? lock_downgrade+0x900/0x900
[  320.062406]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.067942]  ? refcount_sub_and_test_checked+0x203/0x310
[  320.073402]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  320.078853]  ? addrconf_rs_timer+0x6f0/0x6f0
[  320.083280]  ndisc_alloc_skb+0x144/0x340
[  320.087354]  ndisc_send_rs+0x331/0x6e0
[  320.091254]  addrconf_rs_timer+0x3c0/0x6f0
[  320.095494]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.099743]  call_timer_fn+0x272/0x920
[  320.103630]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.107872]  ? process_timeout+0x40/0x40
[  320.111931]  ? find_held_lock+0x36/0x1c0
[  320.115999]  ? mark_held_locks+0xc7/0x130
[  320.120149]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.124646]  ? _raw_spin_unlock_irq+0x27/0x80
[  320.129229]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.133463]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  320.138048]  ? trace_hardirqs_on+0xbd/0x310
[  320.142389]  ? kasan_check_read+0x11/0x20
[  320.146555]  ? __run_timers+0x7da/0xc70
[  320.150533]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.155991]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.160235]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  320.164470]  __run_timers+0x7e5/0xc70
[  320.168284]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  320.173656]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  320.178693]  ? graph_lock+0x170/0x170
[  320.182499]  ? print_usage_bug+0xc0/0xc0
[  320.186560]  ? lock_release+0x970/0x970
[  320.190534]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  320.195732]  ? find_held_lock+0x36/0x1c0
[  320.199799]  ? graph_lock+0x170/0x170
[  320.203605]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.209149]  ? check_preemption_disabled+0x48/0x200
[  320.214177]  ? __lock_is_held+0xb5/0x140
[  320.218241]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.223778]  ? check_preemption_disabled+0x48/0x200
[  320.228805]  run_timer_softirq+0x52/0xb0
[  320.232871]  ? rcu_read_lock_sched_held+0x108/0x120
[  320.237900]  __do_softirq+0x30b/0xad8
[  320.241711]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  320.246820]  ? pvclock_read_flags+0x160/0x160
[  320.251324]  ? lapic_next_event+0x5a/0x90
[  320.255471]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.261015]  ? check_preemption_disabled+0x48/0x200
[  320.266031]  ? check_preemption_disabled+0x48/0x200
[  320.271057]  ? kvm_clock_read+0x18/0x30
[  320.275034]  ? kvm_sched_clock_read+0x9/0x20
[  320.279448]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.284990]  ? check_preemption_disabled+0x48/0x200
[  320.290017]  irq_exit+0x17f/0x1c0
[  320.293477]  smp_apic_timer_interrupt+0x1cb/0x760
[  320.298338]  ? smp_reschedule_interrupt+0x109/0x650
[  320.303362]  ? smp_call_function_single_interrupt+0x650/0x650
[  320.309249]  ? interrupt_entry+0xb5/0xf0
[  320.313317]  ? trace_hardirqs_off_caller+0xbb/0x300
[  320.318334]  ? trace_hardirqs_off_caller+0xbb/0x300
[  320.323352]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.328198]  ? trace_hardirqs_off+0x300/0x300
[  320.332692]  ? trace_hardirqs_off+0x300/0x300
[  320.337189]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.342729]  ? check_preemption_disabled+0x48/0x200
[  320.347748]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.353292]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  320.358156]  apic_timer_interrupt+0xf/0x20
[  320.362387]  </IRQ>
[  320.364629] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  320.369905] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  320.388803] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  320.396513] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  320.403798] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  320.411068] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  320.418336] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  320.425599] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  320.432892]  ? arch_local_irq_restore+0x45/0x52
[  320.437573]  dump_stack+0x26a/0x2b4
[  320.441205]  ? dump_stack_print_info.cold.2+0x52/0x52
[  320.446400]  ? mark_held_locks+0x130/0x130
[  320.450635]  ? mark_held_locks+0x130/0x130
[  320.454882]  dump_header+0x27b/0xf72
[  320.458609]  ? pagefault_out_of_memory+0x197/0x197
[  320.463547]  ? mark_held_locks+0x130/0x130
[  320.467781]  ? __lock_acquire+0x7ec/0x4ec0
[  320.472015]  ? mem_cgroup_charge_statistics+0x780/0x780
[  320.477380]  ? print_usage_bug+0xc0/0xc0
[  320.481444]  ? print_usage_bug+0xc0/0xc0
[  320.485511]  ? graph_lock+0x170/0x170
[  320.489320]  ? graph_lock+0x170/0x170
[  320.493125]  ? print_usage_bug+0xc0/0xc0
[  320.497182]  ? print_usage_bug+0xc0/0xc0
[  320.501250]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.506797]  ? find_held_lock+0x36/0x1c0
[  320.510890]  ? mark_held_locks+0xc7/0x130
[  320.515046]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  320.520148]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  320.525254]  ? lockdep_hardirqs_on+0x421/0x5c0
[  320.529837]  ? trace_hardirqs_on+0xbd/0x310
[  320.534163]  ? kasan_check_read+0x11/0x20
[  320.538317]  ? ___ratelimit+0x36f/0x655
[  320.542305]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  320.547757]  ? trace_hardirqs_on+0x310/0x310
[  320.552168]  ? lock_downgrade+0x900/0x900
[  320.556333]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  320.561439]  ? ___ratelimit+0xaa/0x655
[  320.565339]  ? idr_get_free+0xec0/0xec0
[  320.569323]  ? kasan_check_write+0x14/0x20
[  320.573563]  ? do_raw_spin_lock+0xc1/0x200
[  320.577811]  oom_kill_process.cold.27+0x10/0x903
[  320.582567]  ? graph_lock+0x170/0x170
[  320.586371]  ? _raw_spin_unlock+0x2c/0x50
[  320.590519]  ? oom_badness+0xe6/0xaa0
[  320.594335]  ? oom_evaluate_task+0x540/0x540
[  320.598747]  ? find_held_lock+0x36/0x1c0
[  320.602823]  ? out_of_memory+0x974/0x14c0
[  320.606975]  ? lock_downgrade+0x900/0x900
[  320.611124]  ? check_preemption_disabled+0x48/0x200
[  320.616150]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  320.621950]  ? kasan_check_read+0x11/0x20
[  320.626097]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.631377]  ? rcu_bh_qs+0xc0/0xc0
[  320.634927]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  320.639942]  ? oom_evaluate_task+0x302/0x540
[  320.644354]  out_of_memory+0xa86/0x14c0
[  320.648347]  ? oom_killer_disable+0x3a0/0x3a0
[  320.652851]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  320.657796]  ? __mutex_add_waiter+0x2a0/0x2a0
[  320.662313]  __alloc_pages_slowpath+0x2318/0x2d80
[  320.667208]  ? warn_alloc+0x120/0x120
[  320.671011]  ? __radix_tree_lookup+0x4c0/0x4c0
[  320.675611]  ? find_get_entry+0x2f2/0xc40
[  320.679768]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  320.685314]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  320.690243]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.695785]  ? should_fail+0x22d/0xd01
[  320.699681]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  320.704784]  ? __lock_is_held+0xb5/0x140
[  320.708879]  ? __lock_is_held+0xb5/0x140
[  320.712955]  ? ___might_sleep+0x1ed/0x300
[  320.717103]  ? lock_release+0x970/0x970
[  320.721079]  ? arch_local_save_flags+0x40/0x40
[  320.725677]  ? __might_sleep+0x95/0x190
[  320.729661]  __alloc_pages_nodemask+0xa80/0xde0
[  320.734343]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  320.739366]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  320.745170]  ? kasan_check_read+0x11/0x20
[  320.749328]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.754613]  ? graph_lock+0x170/0x170
[  320.758416]  ? print_usage_bug+0xc0/0xc0
[  320.762479]  ? graph_lock+0x170/0x170
[  320.766282]  ? graph_lock+0x170/0x170
[  320.770093]  ? __do_page_cache_readahead+0x7ce/0x980
[  320.775204]  ? find_held_lock+0x36/0x1c0
[  320.779269]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  320.784816]  alloc_pages_current+0x10c/0x210
[  320.789228]  ? lock_downgrade+0x900/0x900
[  320.793385]  __page_cache_alloc+0x38f/0x5b0
[  320.797708]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  320.803508]  ? kasan_check_read+0x11/0x20
[  320.807676]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.812959]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  320.817633]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.823173]  ? check_preemption_disabled+0x48/0x200
[  320.828197]  filemap_fault+0x1594/0x25f0
[  320.832272]  ? __lock_page_or_retry+0xa00/0xa00
[  320.836948]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  320.842744]  ? kasan_check_read+0x11/0x20
[  320.846895]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  320.852173]  ? rcu_bh_qs+0xc0/0xc0
[  320.855745]  ? filemap_map_pages+0xdea/0x1980
[  320.860257]  ? graph_lock+0x170/0x170
[  320.864064]  ? find_get_pages_range_tag+0x1320/0x1320
[  320.869258]  ? pick_next_task_fair+0x98e/0x17c0
[  320.873926]  ? print_usage_bug+0xc0/0xc0
[  320.877988]  ? graph_lock+0x170/0x170
[  320.881794]  ? find_held_lock+0x36/0x1c0
[  320.885892]  ? lock_acquire+0x1ed/0x520
[  320.889877]  ? ext4_filemap_fault+0x7a/0xad
[  320.894205]  ? lock_release+0x970/0x970
[  320.898183]  ? arch_local_save_flags+0x40/0x40
[  320.902768]  ? mark_held_locks+0x130/0x130
[  320.907015]  ? down_read+0xb0/0x1d0
[  320.910640]  ? ext4_filemap_fault+0x7a/0xad
[  320.914963]  ? __down_interruptible+0x700/0x700
[  320.919635]  ? mark_held_locks+0x130/0x130
[  320.923890]  ext4_filemap_fault+0x82/0xad
[  320.928044]  __do_fault+0x100/0x6b0
[  320.931687]  ? print_bad_pte+0x6c0/0x6c0
[  320.935748]  ? graph_lock+0x170/0x170
[  320.939548]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  320.944561]  ? hrtimer_active+0x2db/0x440
[  320.948713]  ? pmd_val+0x88/0x100
[  320.952167]  ? add_mm_counter_fast+0xd0/0xd0
[  320.956573]  ? pmd_val+0x88/0x100
[  320.960029]  ? add_mm_counter_fast+0xd0/0xd0
[  320.964447]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  320.969993]  __handle_mm_fault+0x3709/0x53e0
[  320.974414]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  320.979255]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  320.984602]  ? graph_lock+0x170/0x170
[  320.988408]  ? print_usage_bug+0xc0/0xc0
[  320.992472]  ? kasan_check_read+0x11/0x20
[  320.996617]  ? __free_object+0x173/0x340
[  321.000676]  ? graph_lock+0x170/0x170
[  321.004474]  ? graph_lock+0x170/0x170
[  321.008294]  ? handle_mm_fault+0x42a/0xc70
[  321.012543]  ? lock_downgrade+0x900/0x900
[  321.016692]  ? check_preemption_disabled+0x48/0x200
[  321.021716]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  321.027513]  ? kasan_check_read+0x11/0x20
[  321.031665]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.036963]  ? rcu_bh_qs+0xc0/0xc0
[  321.040524]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.045977]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.051515]  ? check_preemption_disabled+0x48/0x200
[  321.056540]  handle_mm_fault+0x54f/0xc70
[  321.060606]  ? __handle_mm_fault+0x53e0/0x53e0
[  321.065196]  ? find_vma+0x34/0x190
[  321.068742]  __do_page_fault+0x67d/0xed0
[  321.072816]  ? mm_fault_error+0x380/0x380
[  321.076962]  ? trace_hardirqs_off+0xb8/0x300
[  321.081373]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  321.086737]  ? trace_hardirqs_on+0x310/0x310
[  321.091156]  do_page_fault+0xf2/0x7e0
[  321.094959]  ? vmalloc_sync_all+0x30/0x30
[  321.099112]  ? error_entry+0x70/0xd0
[  321.102826]  ? trace_hardirqs_off_caller+0xbb/0x300
[  321.107843]  ? trace_hardirqs_on_caller+0xc0/0x300
[  321.112776]  ? syscall_return_slowpath+0x5e0/0x5e0
[  321.118194]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.123042]  ? trace_hardirqs_off+0x300/0x300
[  321.127539]  ? trace_hardirqs_off_caller+0x300/0x300
[  321.132647]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  321.137668]  ? prepare_exit_to_usermode+0x291/0x3b0
[  321.142689]  ? page_fault+0x8/0x30
[  321.146232]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  321.151079]  ? page_fault+0x8/0x30
[  321.154620]  page_fault+0x1e/0x30
[  321.158084] RIP: 0033:0x7f9819842e40
[  321.161830] Code: Bad RIP value.
[  321.165190] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  321.170595] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  321.177860] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  321.185139] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  321.192407] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  321.199672] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  321.206970] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  321.206972] Mem-Info:
[  321.207002] active_anon:39986 inactive_anon:371 isolated_anon:0
[  321.207002]  active_file:17 inactive_file:14 isolated_file:0
[  321.207002]  unevictable:0 dirty:0 writeback:0 unstable:0
[  321.207002]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  321.207002]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  321.207002]  free:13700 free_pcp:499 free_cma:0
[  321.214179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  321.214187] Call Trace:
[  321.216633] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  321.249476]  <IRQ>
[  321.258817] Node 0 
[  321.261408]  dump_stack+0x1c4/0x2b4
[  321.289163] DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[  321.291288]  ? dump_stack_print_info.cold.2+0x52/0x52
[  321.293495] lowmem_reserve[]: 0
[  321.297129]  warn_alloc.cold.118+0xb7/0x1bd
[  321.322615]  2817
[  321.327802]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  321.331056]  6321
[  321.335376]  ? lock_downgrade+0x900/0x900
[  321.337406]  6321
[  321.342244]  ? trace_hardirqs_off+0xb8/0x300
[  321.348470]  ? trace_hardirqs_off+0xb8/0x300
[  321.350508] Node 0 
[  321.354914]  __alloc_pages_slowpath+0x2667/0x2d80
[  321.359327] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  321.361555]  ? warn_alloc+0x120/0x120
[  321.366340] lowmem_reserve[]: 0
[  321.393069]  ? trace_hardirqs_on+0x310/0x310
[  321.396844]  0
[  321.400119]  ? warn_alloc+0x120/0x120
[  321.404503]  3503
[  321.406307]  ? print_usage_bug+0xc0/0xc0
[  321.410081]  3503
[  321.412155]  ? warn_alloc+0x120/0x120
[  321.416193] Node 0 
[  321.418250]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  321.422050] Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  321.424257]  ? print_usage_bug+0xc0/0xc0
[  321.429246] lowmem_reserve[]:
[  321.457780]  ? __lock_acquire+0x7ec/0x4ec0
[  321.461817]  0
[  321.464913]  ? __lock_acquire+0x7ec/0x4ec0
[  321.469120]  0
[  321.470921]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  321.475119]  0 0
[  321.476925]  ? should_fail+0x22d/0xd01
[  321.484402]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.488264] Node 0 
[  321.493391]  ? __lock_acquire+0x7ec/0x4ec0
[  321.493393] DMA: 1*4kB 
[  321.495632]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  321.499844] (U) 
[  321.502420]  ? __lock_acquire+0x7ec/0x4ec0
[  321.507499] 0*8kB 
[  321.509467]  ? should_fail+0x22d/0xd01
[  321.513691] 0*16kB 1*32kB 
[  321.515843]  ? print_usage_bug+0xc0/0xc0
[  321.519702] (U) 
[  321.522544]  ? mark_held_locks+0x130/0x130
[  321.526570] 2*64kB (U) 
[  321.528550]  ? mark_held_locks+0x130/0x130
[  321.532754] 1*128kB (U) 
[  321.535345]  ? graph_lock+0x170/0x170
[  321.539545] 1*256kB (U) 
[  321.542220]  ? print_usage_bug+0xc0/0xc0
[  321.545999] 0*512kB 
[  321.548662]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  321.552695] 1*1024kB 
[  321.555013]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.559740] (U) 
[  321.562147]  ? check_preemption_disabled+0x48/0x200
[  321.567651] 1*2048kB (M) 
[  321.569631]  ? check_preemption_disabled+0x48/0x200
[  321.574619] 3*4096kB 
[  321.577380]  ? __lock_is_held+0xb5/0x140
[  321.582360] (M) 
[  321.584775]  __alloc_pages_nodemask+0xa80/0xde0
[  321.588808] = 15908kB
[  321.590797]  ? graph_lock+0x170/0x170
[  321.595444] Node 0 
[  321.597847]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  321.601617] DMA32: 3*4kB 
[  321.603853]  ? graph_lock+0x170/0x170
[  321.608847] (UM) 
[  321.611604]  ? find_held_lock+0x36/0x1c0
[  321.615369] 1*8kB (U) 
[  321.617442]  ? ____cache_alloc_node+0x1c7/0x1e0
[  321.621473] 4*16kB 
[  321.623960]  ? lock_downgrade+0x900/0x900
[  321.628601] (UM) 
[  321.630837]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.634954] 2*32kB 
[  321.637014]  cache_grow_begin+0x91/0x8c0
[  321.642523] (UM) 
[  321.644754]  ? do_raw_spin_unlock+0xa7/0x2f0
[  321.648787] 2*64kB 
[  321.650845]  fallback_alloc+0x203/0x2e0
[  321.655223] (M) 
[  321.657457]  ____cache_alloc_node+0x1c7/0x1e0
[  321.661400] 3*128kB (M) 
[  321.663384]  kmem_cache_alloc_node+0xe3/0x730
[  321.667840] 3*256kB (UM) 
[  321.670518]  ? ipv6_get_ifaddr+0x42e/0x620
[  321.674986] 4*512kB 
[  321.677746]  __alloc_skb+0x119/0x770
[  321.681949] (UM) 
[  321.684297]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  321.687992] 3*1024kB 
[  321.690050]  ? skb_scrub_packet+0x490/0x490
[  321.695310] (M) 
[  321.697715]  ? lock_downgrade+0x900/0x900
[  321.702013] 3*2048kB 
[  321.703988]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.708104] (UM) 
[  321.710511]  ? refcount_sub_and_test_checked+0x203/0x310
[  321.716022] 3*4096kB 
[  321.718089]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  321.723510] (M) 
[  321.725914]  ? addrconf_rs_timer+0x6f0/0x6f0
[  321.731334] = 24980kB
[  321.731342] Node 0 
[  321.733327]  ndisc_alloc_skb+0x144/0x340
[  321.737696] Normal: 870*4kB 
[  321.740108]  ndisc_send_rs+0x331/0x6e0
[  321.742323] (MEH) 
[  321.746405]  addrconf_rs_timer+0x3c0/0x6f0
[  321.749397] 510*8kB 
[  321.753282]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.755404] (UMEH) 
[  321.759639]  call_timer_fn+0x272/0x920
[  321.761922] 199*16kB (UMEH) 
[  321.766173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.768391] 70*32kB 
[  321.772272]  ? process_timeout+0x40/0x40
[  321.775263] (UMEH) 
[  321.779494]  ? find_held_lock+0x36/0x1c0
[  321.779517]  ? __run_timers+0x7da/0xc70
[  321.781807] 11*64kB (UMH) 
[  321.785870]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.788084] 2*128kB 
[  321.792136]  ? _raw_spin_unlock_irq+0x27/0x80
[  321.796084] (H) 
[  321.798922]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.803392] 0*256kB 
[  321.805709]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  321.810172] 0*512kB 0*1024kB 
[  321.812152]  ? trace_hardirqs_on+0xbd/0x310
[  321.816355] 0*2048kB 0*4096kB 
[  321.818689]  ? kasan_check_read+0x11/0x20
[  321.823243] = 13944kB
[  321.826342]  ? __run_timers+0x7da/0xc70
[  321.830642] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  321.833822]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  321.837951] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  321.840352]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.844296] 410 total pagecache pages
[  321.853150]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  321.858601] 0 pages in swap cache
[  321.867167]  __run_timers+0x7e5/0xc70
[  321.871371] Swap cache stats: add 0, delete 0, find 0/0
[  321.871380] Free swap  = 0kB
[  321.875183]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  321.879382] Total swap = 0kB
[  321.882831]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  321.886605] 1965979 pages RAM
[  321.891959]  ? graph_lock+0x170/0x170
[  321.894956] 0 pages HighMem/MovableOnly
[  321.900320]  ? enqueue_hrtimer+0x1a5/0x560
[  321.903316] 342744 pages reserved
[  321.903324] 0 pages cma reserved
[  321.908337]  ? lock_release+0x970/0x970
[  321.911481] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  321.915204]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  321.915225]  ? find_held_lock+0x36/0x1c0
[  321.915243]  ? graph_lock+0x170/0x170
[  321.919253] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  321.923424]  ? pvclock_read_flags+0x160/0x160
[  321.926856] cron cpuset=
[  321.930222]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.934188] /
[  321.940676]  ? check_preemption_disabled+0x48/0x200
[  321.945842]  mems_allowed=0
[  321.949900]  ? __lock_is_held+0xb5/0x140
[  321.990153]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  321.995694]  ? check_preemption_disabled+0x48/0x200
[  322.000721]  run_timer_softirq+0x52/0xb0
[  322.004784]  ? rcu_read_lock_sched_held+0x108/0x120
[  322.009805]  __do_softirq+0x30b/0xad8
[  322.013620]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  322.018729]  ? pvclock_read_flags+0x160/0x160
[  322.023224]  ? lapic_next_event+0x5a/0x90
[  322.027390]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.032934]  ? check_preemption_disabled+0x48/0x200
[  322.037951]  ? check_preemption_disabled+0x48/0x200
[  322.042978]  ? kvm_clock_read+0x18/0x30
[  322.046952]  ? kvm_sched_clock_read+0x9/0x20
[  322.051364]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.056912]  ? check_preemption_disabled+0x48/0x200
[  322.061942]  irq_exit+0x17f/0x1c0
[  322.065406]  smp_apic_timer_interrupt+0x1cb/0x760
[  322.070253]  ? smp_call_function_single_interrupt+0x650/0x650
[  322.076142]  ? interrupt_entry+0xb5/0xf0
[  322.080208]  ? trace_hardirqs_off_caller+0xbb/0x300
[  322.085224]  ? trace_hardirqs_off_caller+0xbb/0x300
[  322.090245]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.095086]  ? trace_hardirqs_off+0x300/0x300
[  322.099582]  ? trace_hardirqs_off+0x300/0x300
[  322.104097]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.109640]  ? check_preemption_disabled+0x48/0x200
[  322.114654]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.120201]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.125059]  apic_timer_interrupt+0xf/0x20
[  322.129288]  </IRQ>
[  322.131533] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  322.136467] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  322.155396] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  322.163126] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  322.170399] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  322.177678] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  322.184945] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  322.192213] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  322.199537]  skb_clone+0x1bb/0x500
[  322.203083]  ? finish_task_switch+0x2f5/0x900
[  322.207582]  ? skb_split+0x11e0/0x11e0
[  322.211470]  ? preempt_notifier_register+0x200/0x200
[  322.216573]  ? __switch_to_asm+0x34/0x70
[  322.220633]  ? __switch_to_asm+0x34/0x70
[  322.224694]  ? __switch_to_asm+0x40/0x70
[  322.228758]  ? __switch_to_asm+0x34/0x70
[  322.232818]  ? __switch_to_asm+0x40/0x70
[  322.236875]  ? __switch_to_asm+0x34/0x70
[  322.240936]  ? __switch_to_asm+0x40/0x70
[  322.244992]  ? __switch_to_asm+0x34/0x70
[  322.249053]  ? __switch_to_asm+0x34/0x70
[  322.253110]  ? __switch_to_asm+0x40/0x70
[  322.257173]  ? __switch_to_asm+0x34/0x70
[  322.261240]  bpf_clone_redirect+0xb9/0x490
[  322.265479]  ? __schedule+0x874/0x1ed0
[  322.269379]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  322.274406]  ? __sched_text_start+0x8/0x8
[  322.278556]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  322.283331]  ? find_held_lock+0x36/0x1c0
[  322.287407]  ? lock_acquire+0x1ed/0x520
[  322.291387]  ? bpf_test_run+0x32e/0x5a0
[  322.295373]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.300916]  ? check_preemption_disabled+0x48/0x200
[  322.305939]  ? kasan_check_read+0x11/0x20
[  322.310094]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.315383]  ? rcu_bh_qs+0xc0/0xc0
[  322.318929]  ? preempt_schedule+0x4d/0x60
[  322.323080]  ? ___preempt_schedule+0x16/0x18
[  322.327495]  ? bpf_test_run+0x1c0/0x5a0
[  322.331484]  ? netlink_diag_dump+0x2a0/0x2a0
[  322.335901]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.341454]  ? bpf_test_init.isra.9+0x70/0x100
[  322.346045]  ? bpf_prog_test_run_skb+0x634/0xb40
[  322.350808]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  322.355668]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  322.361206]  ? fput+0x130/0x1a0
[  322.364490]  ? __bpf_prog_get+0x9b/0x290
[  322.368572]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  322.373413]  ? bpf_prog_test_run+0x130/0x1a0
[  322.377827]  ? __x64_sys_bpf+0x3d8/0x510
[  322.381891]  ? bpf_prog_get+0x20/0x20
[  322.385703]  ? ksys_ioctl+0x81/0xd0
[  322.389344]  ? do_syscall_64+0x1b9/0x820
[  322.393413]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  322.398779]  ? syscall_return_slowpath+0x5e0/0x5e0
[  322.403713]  ? trace_hardirqs_off+0x300/0x300
[  322.408211]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  322.413227]  ? recalc_sigpending_tsk+0x180/0x180
[  322.417988]  ? kasan_check_write+0x14/0x20
[  322.422227]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.427077]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  322.432478] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  322.432554] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  322.438888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  322.438893] Call Trace:
[  322.438900]  <IRQ>
[  322.438915]  dump_stack+0x1c4/0x2b4
[  322.438934]  ? dump_stack_print_info.cold.2+0x52/0x52
[  322.445533] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  322.454786]  warn_alloc.cold.118+0xb7/0x1bd
[  322.457343] syz-executor4 cpuset=
[  322.459487]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  322.463087] syz4
[  322.468272]  ? lock_downgrade+0x900/0x900
[  322.478758]  mems_allowed=0
[  322.483167]  ? trace_hardirqs_off+0xb8/0x300
[  322.504847]  ? trace_hardirqs_off+0xb8/0x300
[  322.509273]  __alloc_pages_slowpath+0x2667/0x2d80
[  322.514158]  ? warn_alloc+0x120/0x120
[  322.517965]  ? warn_alloc+0x120/0x120
[  322.521767]  ? print_usage_bug+0xc0/0xc0
[  322.525829]  ? warn_alloc+0x120/0x120
[  322.529630]  ? print_usage_bug+0xc0/0xc0
[  322.533692]  ? __lock_acquire+0x7ec/0x4ec0
[  322.537928]  ? __lock_acquire+0x7ec/0x4ec0
[  322.542169]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.547706]  ? should_fail+0x22d/0xd01
[  322.551603]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.556706]  ? __lock_acquire+0x7ec/0x4ec0
[  322.560947]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  322.566049]  ? __lock_acquire+0x7ec/0x4ec0
[  322.570285]  ? should_fail+0x22d/0xd01
[  322.574191]  ? mark_held_locks+0x130/0x130
[  322.578432]  ? mark_held_locks+0x130/0x130
[  322.582666]  ? graph_lock+0x170/0x170
[  322.586464]  ? graph_lock+0x170/0x170
[  322.590266]  ? graph_lock+0x170/0x170
[  322.594068]  ? print_usage_bug+0xc0/0xc0
[  322.598129]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.603668]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.609211]  ? check_preemption_disabled+0x48/0x200
[  322.614324]  ? check_preemption_disabled+0x48/0x200
[  322.619355]  ? __lock_is_held+0xb5/0x140
[  322.623423]  __alloc_pages_nodemask+0xa80/0xde0
[  322.628097]  ? graph_lock+0x170/0x170
[  322.631905]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  322.636918]  ? graph_lock+0x170/0x170
[  322.640733]  ? find_held_lock+0x36/0x1c0
[  322.644805]  ? ____cache_alloc_node+0x1c7/0x1e0
[  322.649475]  ? lock_downgrade+0x900/0x900
[  322.653631]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.659173]  cache_grow_begin+0x91/0x8c0
[  322.663238]  ? do_raw_spin_unlock+0xa7/0x2f0
[  322.667677]  fallback_alloc+0x203/0x2e0
[  322.671660]  ____cache_alloc_node+0x1c7/0x1e0
[  322.676161]  kmem_cache_alloc_node+0xe3/0x730
[  322.680664]  ? ipv6_get_ifaddr+0x42e/0x620
[  322.684909]  __alloc_skb+0x119/0x770
[  322.688624]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  322.693906]  ? skb_scrub_packet+0x490/0x490
[  322.698230]  ? lock_downgrade+0x900/0x900
[  322.702386]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.707930]  ? refcount_sub_and_test_checked+0x203/0x310
[  322.713387]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  322.718862]  ? addrconf_rs_timer+0x6f0/0x6f0
[  322.723311]  ndisc_alloc_skb+0x144/0x340
[  322.727381]  ndisc_send_rs+0x331/0x6e0
[  322.731274]  addrconf_rs_timer+0x3c0/0x6f0
[  322.735527]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.739775]  call_timer_fn+0x272/0x920
[  322.743684]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.747921]  ? process_timeout+0x40/0x40
[  322.751979]  ? find_held_lock+0x36/0x1c0
[  322.756051]  ? mark_held_locks+0xc7/0x130
[  322.760200]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.764693]  ? _raw_spin_unlock_irq+0x27/0x80
[  322.769190]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.773427]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  322.778010]  ? trace_hardirqs_on+0xbd/0x310
[  322.782341]  ? kasan_check_read+0x11/0x20
[  322.786494]  ? __run_timers+0x7da/0xc70
[  322.790470]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  322.795926]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.800173]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  322.804412]  __run_timers+0x7e5/0xc70
[  322.808232]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  322.813635]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  322.818651]  ? graph_lock+0x170/0x170
[  322.822455]  ? print_usage_bug+0xc0/0xc0
[  322.826512]  ? lock_release+0x970/0x970
[  322.830488]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  322.835687]  ? find_held_lock+0x36/0x1c0
[  322.839751]  ? graph_lock+0x170/0x170
[  322.843560]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.849102]  ? check_preemption_disabled+0x48/0x200
[  322.854132]  ? __lock_is_held+0xb5/0x140
[  322.858192]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.863730]  ? check_preemption_disabled+0x48/0x200
[  322.868754]  run_timer_softirq+0x52/0xb0
[  322.872816]  ? rcu_read_lock_sched_held+0x108/0x120
[  322.877835]  __do_softirq+0x30b/0xad8
[  322.881650]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  322.886760]  ? pvclock_read_flags+0x160/0x160
[  322.891258]  ? lapic_next_event+0x5a/0x90
[  322.895408]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.900950]  ? check_preemption_disabled+0x48/0x200
[  322.905969]  ? check_preemption_disabled+0x48/0x200
[  322.910997]  ? kvm_clock_read+0x18/0x30
[  322.914975]  ? kvm_sched_clock_read+0x9/0x20
[  322.919394]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  322.924939]  ? check_preemption_disabled+0x48/0x200
[  322.929970]  irq_exit+0x17f/0x1c0
[  322.933428]  smp_apic_timer_interrupt+0x1cb/0x760
[  322.938269]  ? smp_reschedule_interrupt+0x109/0x650
[  322.943291]  ? smp_call_function_single_interrupt+0x650/0x650
[  322.949186]  ? interrupt_entry+0xb5/0xf0
[  322.953252]  ? trace_hardirqs_off_caller+0xbb/0x300
[  322.958266]  ? trace_hardirqs_off_caller+0xbb/0x300
[  322.963282]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.968136]  ? trace_hardirqs_off+0x300/0x300
[  322.972628]  ? trace_hardirqs_off+0x300/0x300
[  322.977128]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.982667]  ? check_preemption_disabled+0x48/0x200
[  322.987883]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  322.993429]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  322.998284]  apic_timer_interrupt+0xf/0x20
[  323.002522]  </IRQ>
[  323.004759] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  323.010036] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  323.028937] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  323.036645] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  323.043915] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  323.051187] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  323.058454] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  323.065720] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  323.073006]  ? arch_local_irq_restore+0x45/0x52
[  323.077682]  dump_stack+0x26a/0x2b4
[  323.081322]  ? dump_stack_print_info.cold.2+0x52/0x52
[  323.086533]  ? mark_held_locks+0x130/0x130
[  323.090767]  ? mark_held_locks+0x130/0x130
[  323.095009]  dump_header+0x27b/0xf72
[  323.098736]  ? pagefault_out_of_memory+0x197/0x197
[  323.103670]  ? mark_held_locks+0x130/0x130
[  323.107904]  ? __lock_acquire+0x7ec/0x4ec0
[  323.112143]  ? mem_cgroup_charge_statistics+0x780/0x780
[  323.118025]  ? print_usage_bug+0xc0/0xc0
[  323.122091]  ? print_usage_bug+0xc0/0xc0
[  323.126161]  ? graph_lock+0x170/0x170
[  323.129959]  ? graph_lock+0x170/0x170
[  323.133759]  ? print_usage_bug+0xc0/0xc0
[  323.137816]  ? print_usage_bug+0xc0/0xc0
[  323.141891]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.147437]  ? find_held_lock+0x36/0x1c0
[  323.151508]  ? mark_held_locks+0xc7/0x130
[  323.155663]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  323.160766]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  323.165893]  ? lockdep_hardirqs_on+0x421/0x5c0
[  323.170480]  ? trace_hardirqs_on+0xbd/0x310
[  323.174803]  ? kasan_check_read+0x11/0x20
[  323.178950]  ? ___ratelimit+0x36f/0x655
[  323.182929]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  323.188384]  ? trace_hardirqs_on+0x310/0x310
[  323.192794]  ? lock_downgrade+0x900/0x900
[  323.196950]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  323.202052]  ? ___ratelimit+0xaa/0x655
[  323.205943]  ? idr_get_free+0xec0/0xec0
[  323.209921]  ? kasan_check_write+0x14/0x20
[  323.214154]  ? do_raw_spin_lock+0xc1/0x200
[  323.218398]  oom_kill_process.cold.27+0x10/0x903
[  323.223156]  ? graph_lock+0x170/0x170
[  323.226956]  ? _raw_spin_unlock+0x2c/0x50
[  323.231105]  ? oom_badness+0xe6/0xaa0
[  323.234913]  ? oom_evaluate_task+0x540/0x540
[  323.239333]  ? find_held_lock+0x36/0x1c0
[  323.243402]  ? out_of_memory+0x974/0x14c0
[  323.247564]  ? lock_downgrade+0x900/0x900
[  323.251715]  ? check_preemption_disabled+0x48/0x200
[  323.256739]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  323.262537]  ? kasan_check_read+0x11/0x20
[  323.266689]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.271968]  ? rcu_bh_qs+0xc0/0xc0
[  323.275516]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  323.280534]  ? oom_evaluate_task+0x302/0x540
[  323.284949]  out_of_memory+0xa86/0x14c0
[  323.288933]  ? oom_killer_disable+0x3a0/0x3a0
[  323.293433]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  323.298366]  ? __mutex_add_waiter+0x2a0/0x2a0
[  323.302880]  __alloc_pages_slowpath+0x2318/0x2d80
[  323.307756]  ? warn_alloc+0x120/0x120
[  323.311556]  ? __radix_tree_lookup+0x4c0/0x4c0
[  323.316169]  ? find_get_entry+0x2f2/0xc40
[  323.320338]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  323.325884]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  323.330818]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.336383]  ? should_fail+0x22d/0xd01
[  323.340278]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  323.345395]  ? __lock_is_held+0xb5/0x140
[  323.349490]  ? __lock_is_held+0xb5/0x140
[  323.353565]  ? ___might_sleep+0x1ed/0x300
[  323.357710]  ? lock_release+0x970/0x970
[  323.361684]  ? arch_local_save_flags+0x40/0x40
[  323.366278]  ? __might_sleep+0x95/0x190
[  323.370270]  __alloc_pages_nodemask+0xa80/0xde0
[  323.374956]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  323.379981]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  323.385778]  ? kasan_check_read+0x11/0x20
[  323.389930]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.395211]  ? graph_lock+0x170/0x170
[  323.399018]  ? print_usage_bug+0xc0/0xc0
[  323.403080]  ? graph_lock+0x170/0x170
[  323.406884]  ? graph_lock+0x170/0x170
[  323.410691]  ? __do_page_cache_readahead+0x7ce/0x980
[  323.415799]  ? find_held_lock+0x36/0x1c0
[  323.419863]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  323.425410]  alloc_pages_current+0x10c/0x210
[  323.429816]  ? lock_downgrade+0x900/0x900
[  323.433970]  __page_cache_alloc+0x38f/0x5b0
[  323.438299]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  323.444124]  ? kasan_check_read+0x11/0x20
[  323.448271]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.453555]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  323.458228]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.463773]  ? check_preemption_disabled+0x48/0x200
[  323.468797]  filemap_fault+0x1594/0x25f0
[  323.472877]  ? __lock_page_or_retry+0xa00/0xa00
[  323.477546]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  323.483345]  ? kasan_check_read+0x11/0x20
[  323.487496]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.492775]  ? rcu_bh_qs+0xc0/0xc0
[  323.496336]  ? filemap_map_pages+0xdea/0x1980
[  323.500846]  ? graph_lock+0x170/0x170
[  323.504654]  ? find_get_pages_range_tag+0x1320/0x1320
[  323.509846]  ? pick_next_task_fair+0x98e/0x17c0
[  323.514523]  ? print_usage_bug+0xc0/0xc0
[  323.518587]  ? graph_lock+0x170/0x170
[  323.522394]  ? find_held_lock+0x36/0x1c0
[  323.526471]  ? lock_acquire+0x1ed/0x520
[  323.530449]  ? ext4_filemap_fault+0x7a/0xad
[  323.534779]  ? lock_release+0x970/0x970
[  323.538821]  ? arch_local_save_flags+0x40/0x40
[  323.543408]  ? mark_held_locks+0x130/0x130
[  323.547654]  ? down_read+0xb0/0x1d0
[  323.551281]  ? ext4_filemap_fault+0x7a/0xad
[  323.555609]  ? __down_interruptible+0x700/0x700
[  323.560281]  ? mark_held_locks+0x130/0x130
[  323.564534]  ext4_filemap_fault+0x82/0xad
[  323.568688]  __do_fault+0x100/0x6b0
[  323.572329]  ? print_bad_pte+0x6c0/0x6c0
[  323.576420]  ? graph_lock+0x170/0x170
[  323.580227]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  323.585243]  ? hrtimer_active+0x2db/0x440
[  323.589394]  ? pmd_val+0x88/0x100
[  323.592848]  ? add_mm_counter_fast+0xd0/0xd0
[  323.597258]  ? pmd_val+0x88/0x100
[  323.600711]  ? add_mm_counter_fast+0xd0/0xd0
[  323.605126]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.610668]  __handle_mm_fault+0x3709/0x53e0
[  323.615088]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  323.619939]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  323.625042]  ? graph_lock+0x170/0x170
[  323.628847]  ? print_usage_bug+0xc0/0xc0
[  323.632914]  ? kasan_check_read+0x11/0x20
[  323.637059]  ? __free_object+0x173/0x340
[  323.641124]  ? graph_lock+0x170/0x170
[  323.644922]  ? graph_lock+0x170/0x170
[  323.648741]  ? handle_mm_fault+0x42a/0xc70
[  323.652978]  ? lock_downgrade+0x900/0x900
[  323.657127]  ? check_preemption_disabled+0x48/0x200
[  323.662153]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  323.667950]  ? kasan_check_read+0x11/0x20
[  323.672101]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  323.677380]  ? rcu_bh_qs+0xc0/0xc0
[  323.680922]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  323.686377]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  323.691916]  ? check_preemption_disabled+0x48/0x200
[  323.697029]  handle_mm_fault+0x54f/0xc70
[  323.701095]  ? __handle_mm_fault+0x53e0/0x53e0
[  323.705683]  ? find_vma+0x34/0x190
[  323.709228]  __do_page_fault+0x67d/0xed0
[  323.713309]  ? mm_fault_error+0x380/0x380
[  323.717455]  ? trace_hardirqs_off+0xb8/0x300
[  323.721876]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  323.727242]  ? trace_hardirqs_on+0x310/0x310
[  323.731660]  do_page_fault+0xf2/0x7e0
[  323.735463]  ? vmalloc_sync_all+0x30/0x30
[  323.739615]  ? error_entry+0x70/0xd0
[  323.743340]  ? trace_hardirqs_off_caller+0xbb/0x300
[  323.748357]  ? trace_hardirqs_on_caller+0xc0/0x300
[  323.753287]  ? syscall_return_slowpath+0x5e0/0x5e0
[  323.758243]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.763089]  ? trace_hardirqs_off+0x300/0x300
[  323.767585]  ? trace_hardirqs_off_caller+0x300/0x300
[  323.772693]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  323.777716]  ? prepare_exit_to_usermode+0x291/0x3b0
[  323.782734]  ? page_fault+0x8/0x30
[  323.786280]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  323.791134]  ? page_fault+0x8/0x30
[  323.794693]  page_fault+0x1e/0x30
[  323.798145] RIP: 0033:0x7f9819842e40
[  323.801859] Code: Bad RIP value.
[  323.805226] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  323.810589] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  323.817857] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  323.825130] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  323.832401] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  323.839666] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  323.846952] warn_alloc_show_mem: 1 callbacks suppressed
[  323.846964] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  323.846966] Mem-Info:
[  323.846995] active_anon:39986 inactive_anon:371 isolated_anon:0
[  323.846995]  active_file:17 inactive_file:14 isolated_file:0
[  323.846995]  unevictable:0 dirty:0 writeback:0 unstable:0
[  323.846995]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  323.846995]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  323.846995]  free:13700 free_pcp:499 free_cma:0
[  323.852340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  323.859531] Node 0 active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197388kB dirty:0kB writeback:0kB shmem:1516kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 147456kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
[  323.861931] Call Trace:
[  323.894793] Node 0 
[  323.904133]  <IRQ>
[  323.931813] 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
[  323.934366]  dump_stack+0x1c4/0x2b4
[  323.936576] lowmem_reserve[]:
[  323.938723]  ? dump_stack_print_info.cold.2+0x52/0x52
[  323.964192]  0 2817
[  323.967849]  warn_alloc.cold.118+0xb7/0x1bd
[  323.970921]  6321
[  323.976124]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  323.978337]  6321
[  323.982653]  ? lock_downgrade+0x900/0x900
[  323.989531]  ? trace_hardirqs_off+0xb8/0x300
[  323.991569] Node 0 
[  323.995713]  ? trace_hardirqs_off+0xb8/0x300
[  324.000120] DMA32 free:24980kB min:30048kB low:37560kB high:45072kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2889304kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[  324.002337]  __alloc_pages_slowpath+0x2667/0x2d80
[  324.006715] lowmem_reserve[]:
[  324.033449]  ? warn_alloc+0x120/0x120
[  324.038244]  0
[  324.041344]  ? warn_alloc+0x120/0x120
[  324.045117]  0
[  324.046911]  ? print_usage_bug+0xc0/0xc0
[  324.050688]  3503
[  324.052483]  ? warn_alloc+0x120/0x120
[  324.056522]  3503
[  324.058579]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  324.064410]  ? print_usage_bug+0xc0/0xc0
[  324.069400] Node 0 Normal free:13912kB min:37364kB low:46704kB high:56044kB active_anon:159944kB inactive_anon:1484kB active_file:68kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587728kB mlocked:0kB kernel_stack:5344kB pagetables:2560kB bounce:0kB free_pcp:1748kB local_pcp:1500kB free_cma:0kB
[  324.073493]  ? __lock_acquire+0x7ec/0x4ec0
[  324.073509]  ? __lock_acquire+0x7ec/0x4ec0
[  324.102805] lowmem_reserve[]: 0
[  324.107048]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.111274]  0
[  324.114549]  ? should_fail+0x22d/0xd01
[  324.120058]  0
[  324.121859]  ? __lock_acquire+0x7ec/0x4ec0
[  324.125723]  0
[  324.127523]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.133549]  ? __lock_acquire+0x7ec/0x4ec0
[  324.138625] Node 0 DMA: 
[  324.142852]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  324.142868]  ? __lock_acquire+0x7ec/0x4ec0
[  324.145521] 1*4kB 
[  324.150618]  ? should_fail+0x22d/0xd01
[  324.154834] (U) 
[  324.156985]  ? mark_held_locks+0x130/0x130
[  324.160836] 0*8kB 0*16kB 
[  324.162815]  ? mark_held_locks+0x130/0x130
[  324.167023] 1*32kB 
[  324.169773]  ? try_to_wake_up+0x10a/0x12f0
[  324.173981] (U) 
[  324.176210]  ? graph_lock+0x170/0x170
[  324.180419] 2*64kB (U) 
[  324.182400]  ? print_usage_bug+0xc0/0xc0
[  324.186181] 1*128kB (U) 
[  324.188775]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.192811] 1*256kB 
[  324.195512]  ? check_preemption_disabled+0x48/0x200
[  324.201018] (U) 
[  324.203344]  ? check_preemption_disabled+0x48/0x200
[  324.208338] 0*512kB 
[  324.210321]  ? __lock_is_held+0xb5/0x140
[  324.215323] 1*1024kB 
[  324.217644]  __alloc_pages_nodemask+0xa80/0xde0
[  324.221680] (U) 
[  324.224081]  ? graph_lock+0x170/0x170
[  324.228726] 1*2048kB 
[  324.230694]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  324.234467] (M) 
[  324.236870]  ? graph_lock+0x170/0x170
[  324.241864] 3*4096kB 
[  324.243842]  ? find_held_lock+0x36/0x1c0
[  324.247612] (M) 
[  324.250026]  ? ____cache_alloc_node+0x1c7/0x1e0
[  324.254055] = 15908kB
[  324.256024]  ? lock_downgrade+0x900/0x900
[  324.260672] Node 0 
[  324.263079]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.267203] DMA32: 
[  324.269444]  cache_grow_begin+0x91/0x8c0
[  324.274953] 3*4kB 
[  324.277186]  ? do_raw_spin_unlock+0xa7/0x2f0
[  324.281215] (UM) 
[  324.283364]  fallback_alloc+0x203/0x2e0
[  324.287737] 1*8kB (U) 
[  324.289808]  ____cache_alloc_node+0x1c7/0x1e0
[  324.293751] 4*16kB 
[  324.296243]  kmem_cache_alloc_node+0xe3/0x730
[  324.300701] (UM) 2*32kB 
[  324.302944]  ? ipv6_get_ifaddr+0x42e/0x620
[  324.307411] (UM) 
[  324.310088]  __alloc_skb+0x119/0x770
[  324.314286] 2*64kB 
[  324.316361]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.320041] (M) 
[  324.322276]  ? skb_scrub_packet+0x490/0x490
[  324.327524] 3*128kB 
[  324.329492]  ? lock_downgrade+0x900/0x900
[  324.333787] (M) 
[  324.336112]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.340229] 3*256kB 
[  324.342199]  ? refcount_sub_and_test_checked+0x203/0x310
[  324.347708] (UM) 4*512kB 
[  324.350035]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  324.355457] (UM) 
[  324.358212]  ? addrconf_rs_timer+0x6f0/0x6f0
[  324.363629] 3*1024kB (M) 
[  324.365704]  ndisc_alloc_skb+0x144/0x340
[  324.370166] 3*2048kB 
[  324.372920]  ndisc_send_rs+0x331/0x6e0
[  324.376951] (UM) 
[  324.379365]  addrconf_rs_timer+0x3c0/0x6f0
[  324.383225] 3*4096kB 
[  324.385294]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.389501] (M) 
[  324.391924]  call_timer_fn+0x272/0x920
[  324.396115] = 24980kB
[  324.396124] Node 0 
[  324.398098]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.401953] Normal: 870*4kB 
[  324.404368]  ? process_timeout+0x40/0x40
[  324.406573] (MEH) 
[  324.410803]  ? find_held_lock+0x36/0x1c0
[  324.413790] 510*8kB (UMEH) 
[  324.417860]  ? __run_timers+0x7da/0xc70
[  324.419980] 199*16kB 
[  324.424033]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.426934] (UMEH) 
[  324.430903]  ? _raw_spin_unlock_irq+0x27/0x80
[  324.433288] 70*32kB 
[  324.437789]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.440000] (UMEH) 
[  324.444490]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  324.446784] 11*64kB (UMH) 
[  324.451024]  ? trace_hardirqs_on+0xbd/0x310
[  324.453231] 2*128kB (H) 
[  324.457817]  ? kasan_check_read+0x11/0x20
[  324.460638] 0*256kB 
[  324.464955]  ? __run_timers+0x7da/0xc70
[  324.467598] 0*512kB 
[  324.471739]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  324.474040] 0*1024kB 
[  324.478018]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  324.480314] 0*2048kB 
[  324.485760]  __run_timers+0x7e5/0xc70
[  324.488143] 0*4096kB 
[  324.492391]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  324.494761] = 13944kB
[  324.498554]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  324.500943] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[  324.506312]  ? graph_lock+0x170/0x170
[  324.508707] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[  324.513714]  ? enqueue_hrtimer+0x1a5/0x560
[  324.522535] 410 total pagecache pages
[  324.526346]  ? lock_release+0x970/0x970
[  324.534906] 0 pages in swap cache
[  324.539126]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  324.542907] Swap cache stats: add 0, delete 0, find 0/0
[  324.546873]  ? find_held_lock+0x36/0x1c0
[  324.550310] Free swap  = 0kB
[  324.555512]  ? graph_lock+0x170/0x170
[  324.560850] Total swap = 0kB
[  324.564909]  ? pvclock_read_flags+0x160/0x160
[  324.567901] 1965979 pages RAM
[  324.571693]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.574685] 0 pages HighMem/MovableOnly
[  324.579174]  ? check_preemption_disabled+0x48/0x200
[  324.582249] 342744 pages reserved
[  324.582257] 0 pages cma reserved
[  324.587790]  ? __lock_is_held+0xb5/0x140
[  324.591796] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  324.596737]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.596753]  ? check_preemption_disabled+0x48/0x200
[  324.596775]  run_timer_softirq+0x52/0xb0
[  324.600261] cron: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  324.603563]  ? rcu_read_lock_sched_held+0x108/0x120
[  324.607596] cron cpuset=
[  324.614081]  __do_softirq+0x30b/0xad8
[  324.619587] /
[  324.624603]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  324.628633]  mems_allowed=0
[  324.638331]  ? pvclock_read_flags+0x160/0x160
[  324.663964]  ? lapic_next_event+0x5a/0x90
[  324.668118]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.673660]  ? check_preemption_disabled+0x48/0x200
[  324.678675]  ? check_preemption_disabled+0x48/0x200
[  324.683699]  ? kvm_clock_read+0x18/0x30
[  324.687676]  ? kvm_sched_clock_read+0x9/0x20
[  324.692084]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.697623]  ? check_preemption_disabled+0x48/0x200
[  324.702654]  irq_exit+0x17f/0x1c0
[  324.706116]  smp_apic_timer_interrupt+0x1cb/0x760
[  324.710963]  ? smp_call_function_single_interrupt+0x650/0x650
[  324.716851]  ? interrupt_entry+0xb5/0xf0
[  324.720916]  ? trace_hardirqs_off_caller+0xbb/0x300
[  324.725928]  ? trace_hardirqs_off_caller+0xbb/0x300
[  324.730947]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.735792]  ? trace_hardirqs_off+0x300/0x300
[  324.740287]  ? trace_hardirqs_off+0x300/0x300
[  324.744794]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.750343]  ? check_preemption_disabled+0x48/0x200
[  324.755364]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.760915]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  324.765767]  apic_timer_interrupt+0xf/0x20
[  324.769996]  </IRQ>
[  324.772238] RIP: 0010:kmem_cache_alloc+0x297/0x730
[  324.777169] Code: 7e 0f 85 cf fe ff ff e8 06 a4 3e ff e9 c5 fe ff ff e8 1d 01 c3 ff 48 83 3d bd 4f 90 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 9a 42
[  324.796071] RSP: 0018:ffff88019822f748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[  324.803782] RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
[  324.811049] RDX: 0000000000000000 RSI: ffff88019890aac0 RDI: 0000000000000282
[  324.818322] RBP: ffff88019822f7b0 R08: ffff88019890a240 R09: 0000000000000000
[  324.825591] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  324.832859] R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
[  324.840187]  skb_clone+0x1bb/0x500
[  324.843731]  ? finish_task_switch+0x2f5/0x900
[  324.848229]  ? skb_split+0x11e0/0x11e0
[  324.852121]  ? preempt_notifier_register+0x200/0x200
[  324.857224]  ? __switch_to_asm+0x34/0x70
[  324.861283]  ? __switch_to_asm+0x34/0x70
[  324.865351]  ? __switch_to_asm+0x40/0x70
[  324.869411]  ? __switch_to_asm+0x34/0x70
[  324.873473]  ? __switch_to_asm+0x40/0x70
[  324.877532]  ? __switch_to_asm+0x34/0x70
[  324.881594]  ? __switch_to_asm+0x40/0x70
[  324.885651]  ? __switch_to_asm+0x34/0x70
[  324.889715]  ? __switch_to_asm+0x34/0x70
[  324.893775]  ? __switch_to_asm+0x40/0x70
[  324.897836]  ? __switch_to_asm+0x34/0x70
[  324.901905]  bpf_clone_redirect+0xb9/0x490
[  324.906192]  ? __schedule+0x874/0x1ed0
[  324.910088]  bpf_prog_a2323609a0d1adb1+0x1d7/0x1000
[  324.915124]  ? __sched_text_start+0x8/0x8
[  324.919274]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[  324.924067]  ? find_held_lock+0x36/0x1c0
[  324.928137]  ? lock_acquire+0x1ed/0x520
[  324.932112]  ? bpf_test_run+0x32e/0x5a0
[  324.936089]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  324.941648]  ? check_preemption_disabled+0x48/0x200
[  324.946671]  ? kasan_check_read+0x11/0x20
[  324.950825]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  324.956107]  ? rcu_bh_qs+0xc0/0xc0
[  324.959654]  ? preempt_schedule+0x4d/0x60
[  324.963805]  ? ___preempt_schedule+0x16/0x18
[  324.968226]  ? bpf_test_run+0x1c0/0x5a0
[  324.972210]  ? netlink_diag_dump+0x2a0/0x2a0
[  324.976626]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  324.982164]  ? bpf_test_init.isra.9+0x70/0x100
[  324.987161]  ? bpf_prog_test_run_skb+0x634/0xb40
[  324.991929]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  324.996771]  ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[  325.002320]  ? fput+0x130/0x1a0
[  325.005603]  ? __bpf_prog_get+0x9b/0x290
[  325.009666]  ? bpf_test_finish.isra.8+0x1f0/0x1f0
[  325.014508]  ? bpf_prog_test_run+0x130/0x1a0
[  325.018923]  ? __x64_sys_bpf+0x3d8/0x510
[  325.022987]  ? bpf_prog_get+0x20/0x20
[  325.026798]  ? ksys_ioctl+0x81/0xd0
[  325.030440]  ? do_syscall_64+0x1b9/0x820
[  325.034504]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  325.039874]  ? syscall_return_slowpath+0x5e0/0x5e0
[  325.044818]  ? trace_hardirqs_off+0x300/0x300
[  325.049322]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  325.054340]  ? recalc_sigpending_tsk+0x180/0x180
[  325.059108]  ? kasan_check_write+0x14/0x20
[  325.063350]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.068209]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  325.073597] CPU: 1 PID: 5254 Comm: cron Not tainted 4.19.0-rc2+ #51
[  325.073668] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
[  325.080009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  325.080018] Call Trace:
[  325.086595] syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
[  325.095840]  <IRQ>
[  325.098412] syz-executor4 cpuset=
[  325.108897]  dump_stack+0x1c4/0x2b4
[  325.111022] syz4
[  325.114468]  ? dump_stack_print_info.cold.2+0x52/0x52
[  325.118273]  mems_allowed=0
[  325.120254]  warn_alloc.cold.118+0xb7/0x1bd
[  325.132646]  ? zone_watermark_ok_safe+0x3f0/0x3f0
[  325.137492]  ? lock_downgrade+0x900/0x900
[  325.141649]  ? trace_hardirqs_off+0xb8/0x300
[  325.146065]  ? trace_hardirqs_off+0xb8/0x300
[  325.150485]  __alloc_pages_slowpath+0x2667/0x2d80
[  325.155364]  ? warn_alloc+0x120/0x120
[  325.159174]  ? warn_alloc+0x120/0x120
[  325.162981]  ? print_usage_bug+0xc0/0xc0
[  325.167041]  ? warn_alloc+0x120/0x120
[  325.170842]  ? print_usage_bug+0xc0/0xc0
[  325.174911]  ? __lock_acquire+0x7ec/0x4ec0
[  325.179150]  ? __lock_acquire+0x7ec/0x4ec0
[  325.183489]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.189031]  ? should_fail+0x22d/0xd01
[  325.192923]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.198027]  ? __lock_acquire+0x7ec/0x4ec0
[  325.202271]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.207383]  ? __lock_acquire+0x7ec/0x4ec0
[  325.213287]  ? should_fail+0x22d/0xd01
[  325.217193]  ? mark_held_locks+0x130/0x130
[  325.221435]  ? mark_held_locks+0x130/0x130
[  325.225671]  ? graph_lock+0x170/0x170
[  325.229475]  ? graph_lock+0x170/0x170
[  325.233278]  ? graph_lock+0x170/0x170
[  325.237087]  ? print_usage_bug+0xc0/0xc0
[  325.241152]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.246688]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.252225]  ? check_preemption_disabled+0x48/0x200
[  325.257242]  ? check_preemption_disabled+0x48/0x200
[  325.262271]  ? __lock_is_held+0xb5/0x140
[  325.266349]  __alloc_pages_nodemask+0xa80/0xde0
[  325.271015]  ? graph_lock+0x170/0x170
[  325.274823]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  325.279840]  ? graph_lock+0x170/0x170
[  325.283656]  ? find_held_lock+0x36/0x1c0
[  325.287728]  ? ____cache_alloc_node+0x1c7/0x1e0
[  325.292404]  ? lock_downgrade+0x900/0x900
[  325.296562]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.302107]  cache_grow_begin+0x91/0x8c0
[  325.306170]  ? do_raw_spin_unlock+0xa7/0x2f0
[  325.310587]  fallback_alloc+0x203/0x2e0
[  325.314571]  ____cache_alloc_node+0x1c7/0x1e0
[  325.319072]  kmem_cache_alloc_node+0xe3/0x730
[  325.323568]  ? ipv6_get_ifaddr+0x42e/0x620
[  325.327809]  __alloc_skb+0x119/0x770
[  325.331522]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.336804]  ? skb_scrub_packet+0x490/0x490
[  325.341128]  ? lock_downgrade+0x900/0x900
[  325.345287]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.350831]  ? refcount_sub_and_test_checked+0x203/0x310
[  325.356288]  ? refcount_inc_not_zero_checked+0x2f0/0x2f0
[  325.361746]  ? addrconf_rs_timer+0x6f0/0x6f0
[  325.366167]  ndisc_alloc_skb+0x144/0x340
[  325.370238]  ndisc_send_rs+0x331/0x6e0
[  325.374130]  addrconf_rs_timer+0x3c0/0x6f0
[  325.378370]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.382626]  call_timer_fn+0x272/0x920
[  325.386513]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.390747]  ? process_timeout+0x40/0x40
[  325.394809]  ? find_held_lock+0x36/0x1c0
[  325.398881]  ? mark_held_locks+0xc7/0x130
[  325.403030]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.407526]  ? _raw_spin_unlock_irq+0x27/0x80
[  325.412019]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.416255]  ? lockdep_hardirqs_on+0x19e/0x5c0
[  325.420859]  ? trace_hardirqs_on+0xbd/0x310
[  325.425190]  ? kasan_check_read+0x11/0x20
[  325.429340]  ? __run_timers+0x7da/0xc70
[  325.433322]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  325.438776]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.443014]  ? ipv6_get_lladdr+0x5e0/0x5e0
[  325.447251]  __run_timers+0x7e5/0xc70
[  325.451067]  ? __bpf_trace_timer_expire_entry+0x30/0x30
[  325.456433]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  325.461449]  ? graph_lock+0x170/0x170
[  325.465251]  ? print_usage_bug+0xc0/0xc0
[  325.469318]  ? lock_release+0x970/0x970
[  325.473297]  ? hrtimer_update_softirq_timer+0xa0/0xa0
[  325.478506]  ? find_held_lock+0x36/0x1c0
[  325.482573]  ? graph_lock+0x170/0x170
[  325.486381]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.491938]  ? check_preemption_disabled+0x48/0x200
[  325.496965]  ? __lock_is_held+0xb5/0x140
[  325.501028]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.506570]  ? check_preemption_disabled+0x48/0x200
[  325.511598]  run_timer_softirq+0x52/0xb0
[  325.515658]  ? rcu_read_lock_sched_held+0x108/0x120
[  325.520681]  __do_softirq+0x30b/0xad8
[  325.524496]  ? __irqentry_text_end+0x1f9618/0x1f9618
[  325.529607]  ? pvclock_read_flags+0x160/0x160
[  325.534109]  ? lapic_next_event+0x5a/0x90
[  325.538264]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.543804]  ? check_preemption_disabled+0x48/0x200
[  325.548823]  ? check_preemption_disabled+0x48/0x200
[  325.553844]  ? kvm_clock_read+0x18/0x30
[  325.557826]  ? kvm_sched_clock_read+0x9/0x20
[  325.562236]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.567774]  ? check_preemption_disabled+0x48/0x200
[  325.572805]  irq_exit+0x17f/0x1c0
[  325.576263]  smp_apic_timer_interrupt+0x1cb/0x760
[  325.581106]  ? smp_reschedule_interrupt+0x109/0x650
[  325.586126]  ? smp_call_function_single_interrupt+0x650/0x650
[  325.592006]  ? interrupt_entry+0xb5/0xf0
[  325.596072]  ? trace_hardirqs_off_caller+0xbb/0x300
[  325.601088]  ? trace_hardirqs_off_caller+0xbb/0x300
[  325.606104]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.610947]  ? trace_hardirqs_off+0x300/0x300
[  325.615443]  ? trace_hardirqs_off+0x300/0x300
[  325.619941]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.625477]  ? check_preemption_disabled+0x48/0x200
[  325.630496]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.636040]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  325.640979]  apic_timer_interrupt+0xf/0x20
[  325.645203]  </IRQ>
[  325.647441] RIP: 0010:arch_local_irq_restore+0x4a/0x52
[  325.652716] Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 e9 3a 0a fa 48 83 3d e9 31 9a 01 00 75 07 e8 6a d7 c6 f9 0f 0b e8 63 d7 c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 9d 3a 0a fa 4c 8b 45 d0 e9
[  325.671615] RSP: 0000:ffff8801bd7ae238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
[  325.679327] RAX: ffff8801bd0b2580 RBX: 0000000000000293 RCX: 1ffff10037a165ce
[  325.686591] RDX: 0000000000000000 RSI: ffffffff87b7f7cd RDI: 0000000000000293
[  325.693859] RBP: ffff8801bd7ae240 R08: ffff8801bd0b2e70 R09: 0000000000000006
[  325.701128] R10: 0000000000000000 R11: ffff8801bd0b2580 R12: 0000000000000293
[  325.708394] R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff895229a0
[  325.715680]  ? arch_local_irq_restore+0x45/0x52
[  325.720358]  dump_stack+0x26a/0x2b4
[  325.723987]  ? dump_stack_print_info.cold.2+0x52/0x52
[  325.729357]  ? mark_held_locks+0x130/0x130
[  325.733595]  ? mark_held_locks+0x130/0x130
[  325.737832]  dump_header+0x27b/0xf72
[  325.741561]  ? pagefault_out_of_memory+0x197/0x197
[  325.746499]  ? mark_held_locks+0x130/0x130
[  325.750735]  ? __lock_acquire+0x7ec/0x4ec0
[  325.754968]  ? mem_cgroup_charge_statistics+0x780/0x780
[  325.760342]  ? print_usage_bug+0xc0/0xc0
[  325.764407]  ? print_usage_bug+0xc0/0xc0
[  325.768478]  ? graph_lock+0x170/0x170
[  325.772278]  ? graph_lock+0x170/0x170
[  325.776088]  ? print_usage_bug+0xc0/0xc0
[  325.780145]  ? print_usage_bug+0xc0/0xc0
[  325.784216]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.789760]  ? find_held_lock+0x36/0x1c0
[  325.793828]  ? mark_held_locks+0xc7/0x130
[  325.797983]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  325.803085]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  325.808190]  ? lockdep_hardirqs_on+0x421/0x5c0
[  325.812776]  ? trace_hardirqs_on+0xbd/0x310
[  325.817096]  ? kasan_check_read+0x11/0x20
[  325.821242]  ? ___ratelimit+0x36f/0x655
[  325.825218]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  325.830672]  ? trace_hardirqs_on+0x310/0x310
[  325.835078]  ? lock_downgrade+0x900/0x900
[  325.839236]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  325.844342]  ? ___ratelimit+0xaa/0x655
[  325.848253]  ? idr_get_free+0xec0/0xec0
[  325.852232]  ? kasan_check_write+0x14/0x20
[  325.856467]  ? do_raw_spin_lock+0xc1/0x200
[  325.860711]  oom_kill_process.cold.27+0x10/0x903
[  325.865468]  ? graph_lock+0x170/0x170
[  325.869272]  ? _raw_spin_unlock+0x2c/0x50
[  325.873430]  ? oom_badness+0xe6/0xaa0
[  325.877240]  ? oom_evaluate_task+0x540/0x540
[  325.881650]  ? find_held_lock+0x36/0x1c0
[  325.885721]  ? out_of_memory+0x974/0x14c0
[  325.889875]  ? lock_downgrade+0x900/0x900
[  325.894028]  ? check_preemption_disabled+0x48/0x200
[  325.899050]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  325.904846]  ? kasan_check_read+0x11/0x20
[  325.909002]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  325.914283]  ? rcu_bh_qs+0xc0/0xc0
[  325.917836]  ? __sanitizer_cov_trace_cmp8+0x18/0x20
[  325.922849]  ? oom_evaluate_task+0x302/0x540
[  325.927265]  out_of_memory+0xa86/0x14c0
[  325.931247]  ? oom_killer_disable+0x3a0/0x3a0
[  325.935740]  ? __alloc_pages_slowpath+0xe76/0x2d80
[  325.940676]  ? __mutex_add_waiter+0x2a0/0x2a0
[  325.945185]  __alloc_pages_slowpath+0x2318/0x2d80
[  325.950057]  ? warn_alloc+0x120/0x120
[  325.953861]  ? __radix_tree_lookup+0x4c0/0x4c0
[  325.958459]  ? find_get_entry+0x2f2/0xc40
[  325.962620]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  325.968161]  ? add_to_page_cache_lru+0x10b0/0x10b0
[  325.973092]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  325.978632]  ? should_fail+0x22d/0xd01
[  325.982527]  ? fault_create_debugfs_attr+0x1f0/0x1f0
[  325.987637]  ? __lock_is_held+0xb5/0x140
[  325.991730]  ? __lock_is_held+0xb5/0x140
[  325.995808]  ? ___might_sleep+0x1ed/0x300
[  325.999951]  ? lock_release+0x970/0x970
[  326.003928]  ? arch_local_save_flags+0x40/0x40
[  326.008523]  ? __might_sleep+0x95/0x190
[  326.012504]  __alloc_pages_nodemask+0xa80/0xde0
[  326.017180]  ? __alloc_pages_slowpath+0x2d80/0x2d80
[  326.022209]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  326.028008]  ? kasan_check_read+0x11/0x20
[  326.032161]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  326.037441]  ? graph_lock+0x170/0x170
[  326.041240]  ? print_usage_bug+0xc0/0xc0
[  326.045314]  ? graph_lock+0x170/0x170
[  326.049115]  ? graph_lock+0x170/0x170
[  326.052914]  ? __do_page_cache_readahead+0x7ce/0x980
[  326.058025]  ? find_held_lock+0x36/0x1c0
[  326.062090]  ? __sanitizer_cov_trace_const_cmp2+0x18/0x20
[  326.067630]  alloc_pages_current+0x10c/0x210
[  326.072037]  ? lock_downgrade+0x900/0x900
[  326.076195]  __page_cache_alloc+0x38f/0x5b0
[  326.080525]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  326.086329]  ? kasan_check_read+0x11/0x20
[  326.090481]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  326.095761]  ? __filemap_set_wb_err+0x3b0/0x3b0
[  326.100438]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.105979]  ? check_preemption_disabled+0x48/0x200
[  326.111004]  filemap_fault+0x1594/0x25f0
[  326.115080]  ? __lock_page_or_retry+0xa00/0xa00
[  326.119751]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  326.125549]  ? kasan_check_read+0x11/0x20
[  326.129785]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  326.135063]  ? rcu_bh_qs+0xc0/0xc0
[  326.138615]  ? filemap_map_pages+0xdea/0x1980
[  326.143122]  ? graph_lock+0x170/0x170
[  326.146927]  ? find_get_pages_range_tag+0x1320/0x1320
[  326.152114]  ? pick_next_task_fair+0x98e/0x17c0
[  326.156782]  ? print_usage_bug+0xc0/0xc0
[  326.160842]  ? graph_lock+0x170/0x170
[  326.164654]  ? find_held_lock+0x36/0x1c0
[  326.168731]  ? lock_acquire+0x1ed/0x520
[  326.172704]  ? ext4_filemap_fault+0x7a/0xad
[  326.177031]  ? lock_release+0x970/0x970
[  326.181005]  ? arch_local_save_flags+0x40/0x40
[  326.185594]  ? mark_held_locks+0x130/0x130
[  326.189839]  ? down_read+0xb0/0x1d0
[  326.193467]  ? ext4_filemap_fault+0x7a/0xad
[  326.197791]  ? __down_interruptible+0x700/0x700
[  326.202468]  ? mark_held_locks+0x130/0x130
[  326.206717]  ext4_filemap_fault+0x82/0xad
[  326.210870]  __do_fault+0x100/0x6b0
[  326.214510]  ? print_bad_pte+0x6c0/0x6c0
[  326.218573]  ? graph_lock+0x170/0x170
[  326.222376]  ? __sanitizer_cov_trace_cmp4+0x16/0x20
[  326.227395]  ? hrtimer_active+0x2db/0x440
[  326.231543]  ? pmd_val+0x88/0x100
[  326.234998]  ? add_mm_counter_fast+0xd0/0xd0
[  326.239405]  ? pmd_val+0x88/0x100
[  326.242855]  ? add_mm_counter_fast+0xd0/0xd0
[  326.247271]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.252821]  __handle_mm_fault+0x3709/0x53e0
[  326.257242]  ? vmf_insert_mixed_mkwrite+0xa0/0xa0
[  326.262083]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  326.267186]  ? graph_lock+0x170/0x170
[  326.270989]  ? print_usage_bug+0xc0/0xc0
[  326.275051]  ? kasan_check_read+0x11/0x20
[  326.279197]  ? __free_object+0x173/0x340
[  326.283259]  ? graph_lock+0x170/0x170
[  326.287056]  ? graph_lock+0x170/0x170
[  326.290888]  ? handle_mm_fault+0x42a/0xc70
[  326.295127]  ? lock_downgrade+0x900/0x900
[  326.299274]  ? check_preemption_disabled+0x48/0x200
[  326.304313]  ? rcu_read_unlock_special.part.39+0x11f0/0x11f0
[  326.310115]  ? kasan_check_read+0x11/0x20
[  326.314266]  ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160
[  326.319547]  ? rcu_bh_qs+0xc0/0xc0
[  326.323088]  ? __bpf_trace_preemptirq_template+0x30/0x30
[  326.328542]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[  326.334080]  ? check_preemption_disabled+0x48/0x200
[  326.339103]  handle_mm_fault+0x54f/0xc70
[  326.343171]  ? __handle_mm_fault+0x53e0/0x53e0
[  326.347753]  ? find_vma+0x34/0x190
[  326.351299]  __do_page_fault+0x67d/0xed0
[  326.355381]  ? mm_fault_error+0x380/0x380
[  326.359530]  ? trace_hardirqs_off+0xb8/0x300
[  326.363940]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  326.369311]  ? trace_hardirqs_on+0x310/0x310
[  326.373727]  do_page_fault+0xf2/0x7e0
[  326.377528]  ? vmalloc_sync_all+0x30/0x30
[  326.381677]  ? error_entry+0x70/0xd0
[  326.385393]  ? trace_hardirqs_off_caller+0xbb/0x300
[  326.390411]  ? trace_hardirqs_on_caller+0xc0/0x300
[  326.395338]  ? syscall_return_slowpath+0x5e0/0x5e0
[  326.400266]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.405110]  ? trace_hardirqs_off+0x300/0x300
[  326.409601]  ? trace_hardirqs_off_caller+0x300/0x300
[  326.414702]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  326.419724]  ? prepare_exit_to_usermode+0x291/0x3b0
[  326.424742]  ? page_fault+0x8/0x30
[  326.428284]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  326.433140]  ? page_fault+0x8/0x30
[  326.436685]  page_fault+0x1e/0x30
[  326.440137] RIP: 0033:0x7f9819842e40
[  326.443854] Code: Bad RIP value.
[  326.447219] RSP: 002b:00007ffedff64c58 EFLAGS: 00010246
[  326.452585] RAX: 0000000000000000 RBX: 00007ffedff64d80 RCX: 00007f9819842e40
[  326.459865] RDX: 0000000000000000 RSI: 00007ffedff64e00 RDI: 00007ffedff64e00
[  326.467141] RBP: 00007ffedff64d00 R08: 00007ffedff64c60 R09: 0000000000000000
[  326.474405] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[  326.481670] R13: 00007ffedff64f60 R14: 0000000000000000 R15: 0000000000000000
[  326.488960] warn_alloc_show_mem: 1 callbacks suppressed
[  326.488972] CPU: 0 PID: 7819 Comm: syz-executor4 Not tainted 4.19.0-rc2+ #51
[  326.488974] Mem-Info:
[  326.489004] active_anon:39986 inactive_anon:371 isolated_anon:0
[  326.489004]  active_file:17 inactive_file:14 isolated_file:0
[  326.489004]  unevictable:0 dirty:0 writeback:0 unstable:0
[  326.489004]  slab_reclaimable:8641 slab_unreclaimable:1467950
[  326.489004]  mapped:49347 shmem:379 pagetables:640 bounce:0
[  326.489004]  free:13700 free_pcp:499 free_cma:0
[  326.494345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011